CN108715202B - Single-double-drive high-speed bicycle - Google Patents
Single-double-drive high-speed bicycle Download PDFInfo
- Publication number
- CN108715202B CN108715202B CN201810881224.6A CN201810881224A CN108715202B CN 108715202 B CN108715202 B CN 108715202B CN 201810881224 A CN201810881224 A CN 201810881224A CN 108715202 B CN108715202 B CN 108715202B
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- fixedly connected
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- hole
- wheel
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- 230000005540 biological transmission Effects 0.000 claims abstract description 71
- 230000008859 change Effects 0.000 claims abstract description 52
- 230000007935 neutral effect Effects 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000009977 dual effect Effects 0.000 claims description 9
- 238000005056 compaction Methods 0.000 claims description 6
- 210000004489 deciduous teeth Anatomy 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009194 climbing Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002310 elbow joint Anatomy 0.000 description 1
- 210000000245 forearm Anatomy 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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
- B62M1/12—Rider propulsion of wheeled vehicles operated by both hand and foot power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
- B62L3/00—Brake-actuating mechanisms; Arrangements thereof
- B62L3/04—Brake-actuating mechanisms; Arrangements thereof for control by a foot lever
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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
-
- 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
Abstract
The invention relates to a single-double-drive high-speed bicycle, which consists of a front wheel assembly and a rear wheel assembly; the front wheel assembly consists of a left handlebar, a first transmission rod, a T-shaped fixed rod, a right handlebar, a second transmission rod, a front frame, a front speed change pull rod, a front speed change gear disc and front wheels; the rear wheel assembly consists of a connecting frame, a saddle, a right support frame, a left support frame, a brake, a rear frame, a rear speed-changing pull rod, a rear speed-changing gear disc and rear wheels; when the dual-drive bicycle is used, the left hand holds the hand grip, the right hand holds the gear shifting handle, the left and right handlebars are driven to reciprocate up and down, and the left and right pedals are driven to reciprocate up and down by the two feet, so that the bicycle can be driven to move forwards; the right hand rotates the gear shifting handle and is matched with the left foot to step on the gear shifting stepping block, so that double-drive gear shifting can be realized; the right pedal is provided with a pedal braking device; when the double driving is needed to be changed into the single driving, the single driving mode of driving the bicycle to move by stepping on the foot can be realized by only positioning the front wheel gear in the neutral position area and retracting the left and right handlebars.
Description
Technical Field
The invention relates to a bicycle, in particular to a single-double-drive high-speed bicycle which can be driven by feet in a single mode or by hands and feet in a double mode during riding.
Background
At present, a common bicycle is a pedal of a pedal bicycle, and the pedal drives a wheel disc to drive a rear wheel to rotate through a chain and a flywheel to run, and because the bicycle only depends on the lower limb of a human body to provide power, the bicycle has small driving force, poor climbing capability and easy fatigue in long-distance riding; for the existing dual-drive bicycles, the conventional circumferential driving system is mainly adopted as a product, the driving system is still marginal for foot driving, the hand driving with higher stability requirement is not at all feasible, the steering of the faucet is inaccurate when the hand rotates, the faucet is difficult to keep stable when the bicycle jolts, and horizontal couples are generated when the hand works, so that the faucet swings left and right, and the direction of the bicycle is unstable, so that the prior dual-drive bicycle is not well popularized.
Disclosure of Invention
The invention aims to solve the technical problem of providing the single-double-drive high-speed bicycle which has the advantages of simple structure, high riding speed, comfort and high safety, and can select feet for single drive or select hands and feet for double drive according to actual requirements.
In order to solve the technical problems, the invention is realized in the following way: the single-double-drive high-speed bicycle consists of a front wheel assembly and a rear wheel assembly; the front wheel assembly consists of a left handlebar, a first transmission rod, a T-shaped fixed rod, a right handlebar, a second transmission rod, a front frame, a front speed change pull rod, a front speed change gear disc and front wheels; the lower end of the T-shaped fixed rod is connected with the second transmission rod, and the T-shaped fixed rod and the second transmission rod are coaxial and can rotate relatively; the middle position of the upper end of the T-shaped fixed rod is provided with a fixed column body which is a cylindrical boss and is connected with a sector tooth connecting hole on the sector tooth plate, and the sector tooth plate can rotate around the fixed column body; the first transmission rods are respectively and fixedly connected with the left handlebar and the right handlebar, the end parts of the first transmission rods are fixedly connected with the second conical gears, the inner rings of the third bearings are fixedly connected to positions close to the end parts of the transmission rods, and each first transmission rod is fixedly connected with the two third bearings; the fixed pin is fixedly connected with the outer ring of the bearing III, and the transmission rod I is fixedly connected with the T-shaped fixed rod; the outer cylindrical surface of the first transmission rod is fixedly connected with first bearings, the first bearings are two, the outer rings of the first bearings are respectively and fixedly connected with the left handle bar and the right handle bar, and the left handle bar and the right handle bar can respectively rotate around the axes of the first bearings; the right handlebar consists of a handlebar rear rod, a pre-tightening joint, a telescopic rod and a hand-held handle; the rear handle bar is a hollow cylinder, the outer cylindrical surface of the rear handle bar is fixedly connected with the outer ring of the first bearing, and the end part of the rear handle bar is in a semicircular shape with half removed along the diameter direction; the pre-tightening joint is fixedly connected to the end part of the rear handle bar and consists of a compression bolt, a ring sleeve, an upper compression wheel and a lower compression wheel; the inner cylindrical surface of the ring sleeve is provided with a ring sleeve clamping groove, the upper pressing wheel and the lower pressing wheel are embedded in the ring sleeve clamping groove, a rectangular hole is formed in the center of the upper pressing wheel and the center of the lower pressing wheel after being combined, the ring sleeve is provided with a pressing hole, and a pressing bolt is propped against the pressing cambered surface of the upper pressing wheel through the pressing hole; the telescopic rod is a rectangular column body, penetrates through a rectangular hole formed by the upper pressing wheel and the lower pressing wheel, and stretches into a cavity of the rear handle bar; the hand-held handle is a cylinder and is fixedly connected to the lower side surface of the telescopic rod; the difference between the left handlebar and the right handlebar is that the end part of the telescopic rod of the left handlebar is fixedly connected with a gear shifter; the gear shifter consists of a front wheel gear, a gear shifting disc, a gear shifting handle, a gear hole, an ejector rod and a bearing; the outer ring of the bearing five is fixedly connected with a telescopic rod, a gear shifting handle is fixedly connected with a gear shifting disc through the inner ring of the bearing five, the gear shifting disc is disc-shaped, a gear hole is formed in the gear shifting disc, the end part of the ejector rod is a ball head and can be clamped in the gear hole, a circular ring groove is formed in the side surface of the disc of the gear shifting disc, and a front wheel gear line can be clamped in the circular ring groove; the top of the transmission rod II is fixedly connected with a first conical gear, the middle part of the transmission rod II is fixedly connected with the inner ring of the bearing II, the bottom of the transmission rod II is fixedly connected with the gear II, and the bottom of the transmission rod II is connected with the front frame and can form relative rotation with the front frame; the front gear-shifting pull rod is fixedly connected with the first gear through a through hole on the front frame; the front speed change pull rod consists of a front wheel gear line, a pressure spring, a driving plate, a bearing IV and a pull rod body; the pull rod body is a hollow cylinder, and rectangular teeth and sliding grooves are uniformly distributed on the side surface of the cylinder; one end of a front wheel gear is fixed on the driving plate, and the other end is wound on the gear shifting plate; the pressure spring is fixedly connected to the upper end face of the driving plate, and the bottom end of the front gear shift pull rod is fixedly connected with the outer ring of the bearing IV; the front speed change gear disc is a cylinder, the annular distribution from the outermost periphery to the central position on the end face of the front speed change gear disc is sequentially provided with a first-stage tooth, a first-stage neutral zone, a second-stage tooth and a second-stage neutral zone, the center of the front speed change gear disc is provided with a plum blossom-shaped front wheel connecting hole, the front speed change gear disc is two mutually symmetrical, the toothed end faces are opposite, the front wheel connecting hole is fixedly connected to a front wheel transmission rod, one end of the front wheel transmission rod is fixedly connected with the two mutually symmetrical front speed change gear discs and penetrates through a central hole of a bearing IV, the other end of the front wheel transmission rod is fixedly connected with a front wheel, and an extension part is clamped in a through hole at the bottom of a front frame and can rotate in the through hole.
The rear wheel assembly consists of a connecting frame, a saddle, a right support frame, a left support frame, a brake, a rear frame, a rear speed-changing pull rod, a rear speed-changing gear disc and rear wheels; one end of the connecting frame is fixedly connected with the outer ring of the bearing II, and the other end of the connecting frame is fixedly connected with the rear frame; the saddle is fixedly connected to the upper end of the rear frame; the right support frame and the left support frame are provided with grooves which can be clamped on vertical rods of the rear frame, the upper end surfaces of the right support frame and the left support frame are fixedly connected with tension springs I, the lower ends of the right support frame and the left support frame are connected by chains bypassing chain wheels, and the chain wheels are fixedly connected on the rear frame; the upper ends of the right support frame and the left support frame are connected by a support frame connecting wire which bypasses a pulley I, and the pulley I is fixedly connected to the rear frame; the left pedal is fixedly connected to the left support frame; the gear shifting pedal block, the fan-shaped baffle plate and the gear shifting deflector rod are fixedly connected, and the gear shifting pedal block is connected to the left pedal through a cylindrical pin, so that the gear shifting pedal block, the fan-shaped baffle plate and the gear shifting deflector rod are in rotary connection; one end of the gear shifting wire is fixedly connected with the end part of the gear shifting rod, and the other end of the gear shifting wire bypasses the pulley III and is fixedly connected to the right support frame; the pulley III is fixedly connected with a rear wheel gear line which is fixedly connected with a rear speed change pull rod; the rear speed change pull rod consists of a rear wheel gear line, a tension spring II, a driving plate, a bearing IV and a pull rod body; the pull rod body is a hollow cylinder, and rectangular teeth and sliding grooves are uniformly distributed on the side surface of the cylinder; one end of the rear wheel retaining wire is fixed on the driving plate, and the other end of the rear wheel retaining wire bypasses the cylindrical fixing rod and is connected to the pulley III; the second tension spring is fixedly connected to the upper end face of the driving plate, and the bottom end of the rear gear-shifting pull rod is fixedly connected with the outer ring of the fourth bearing; the rear speed change gear plate is a cylinder, the outermost periphery and the position close to the center on the end face of the rear speed change gear plate are two neutral areas, speed change teeth are arranged between the two neutral areas to form a gear locking area, the center of the rear speed change gear plate is provided with a plum blossom-shaped rear wheel connecting hole, the two rear speed change gear plates are symmetrical with each other, the toothed end faces are opposite, the rear wheel connecting hole is fixedly connected to a rear wheel transmission rod, one end of the rear wheel transmission rod is fixedly connected with the two rear speed change gear plates which are symmetrical with each other and pass through the center hole of the bearing IV, the other end of the rear wheel transmission rod is fixedly connected with a rear wheel, and the extension part is clamped in a through hole at the bottom of the rear frame and can rotate in the through hole; the right pedal is fixedly connected to the right support frame; the brake pedal is fixedly connected with a brake shift lever, the top of the brake shift lever is fixedly connected with a hook, and the brake pedal is connected with a right pedal through a cylindrical pin, so that the brake pedal and the right pedal form rotary connection; one end of the brake wire is fixedly connected to the rear frame, and the other end of the brake wire bypasses the pulley IV and is fixedly connected with the brake; the pulley IV is connected to the pulley support frame, and the pulley IV and the pulley support frame form rotary connection; the pulley support frame is fixedly connected to the rear frame; the brake pull rod is connected in a hook fixed at the top of the brake shift lever; the brake is fixedly connected to the rear frame.
The sector fluted disc is sector, the center of the sector arc is fixedly connected with a third conical gear, and a through hole coaxial with the sector tooth connecting hole is formed in the center of the third conical gear; the edge of the fan-shaped arc is provided with a fan-shaped tooth zone, racks are uniformly distributed on the edge of the fan-shaped arc, and limit stops are fixedly connected to the two ends of the fan-shaped tooth zone.
The second bevel gear and the third bevel gear can be meshed with each other.
The compaction cambered surface of the upper compaction wheel is a cambered surface formed by arc fitting with different curvatures.
The first conical gear is meshed with the sector tooth area of the sector fluted disc.
The first gear is meshed with the second gear.
The main body of the driving plate is a cylinder, the middle of the driving plate is a through hole, a cross rod is fixedly connected along the straight neck direction of the through hole, and a front wheel retaining wire is wound on the cross rod; the circumference of the through hole is provided with a circular clamping groove, the elastic sheet is in a circular shape and is embedded in the circular clamping groove, the driving plate is uniformly distributed with rectangular tooth grooves along the circumference of the through hole in the center, and the side surface of the circumference is uniformly distributed with round holes; the poking teeth are cylinders, the bottoms of the poking teeth are fixed with a stepped cylinder step, and the tops of the poking teeth are spheres; the shifting teeth are fixedly connected in round holes on the circumferential side surface of the main body of the driving plate.
The rectangular teeth on the pull rod body are clamped in the rectangular tooth grooves on the driving plate, can move up and down along the rectangular tooth grooves, and the cross rod on the driving plate is clamped in the sliding grooves on the pull rod body and can move up and down along the sliding grooves.
The shifting teeth on the driving plate are mutually attached to the primary teeth and the secondary teeth on the front speed changing gear plate.
The fan-shaped baffle plate is provided with a gear hole, and the end part of the ejector rod is a ball head and can be clamped in the gear hole.
The invention has the positive effects that: according to the single-double-drive high-speed bicycle, the upper arm is adopted for controlling the direction by the arm drive, the riding mode of the forearm drive is adopted, and the reciprocating drive mode is adopted to avoid horizontal force couple generated during the work of the hand, so that the stability of the faucet is disturbed; the power source is increased, the prone riding posture of the two elbow joints on the handlebar is increased, the riding requirement is met, meanwhile, the air resistance is reduced, the work efficiency is improved, in addition, when riding, the hand always works in the vertical direction of the force rod, the foot adopts straight line work, and the two modes are very labor-saving;
the transmission of the invention is not specially used for a transmission chain, but the steel pipe belonging to the frame is used for transmission on the premise of not influencing the supporting function of the steel pipe, thereby greatly simplifying the structure; the novel bicycle has the advantages that unsafe front brakes are removed, rear brakes are changed into foot brakes which are closer to the front brakes, and three functions of converting reciprocating motion into circular motion, gear shifting and back self-locking are realized by using an ingenious transmission structure, so that the novel bicycle can cope with the situation that people ride on short roads or tall roads, or ride on short roads or not, and can completely replace the effects of the conventional bicycle in daily life, work and sports competition of people, and is better.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a general assembly view of a single dual drive high speed bicycle
FIG. 2 is a second general assembly view of a single dual drive high speed bicycle
FIG. 3 is a schematic view of the front wheel assembly
FIG. 4 is a schematic view of the structure of the rear wheel assembly
FIG. 5 is a schematic view of the structure of the handle
FIG. 6 is a schematic diagram of a T-rack gear reversing mechanism
FIG. 7 is a schematic view of a sector gear structure
FIG. 8 is a schematic structural view of a front wheel shifter
FIG. 9 is a schematic view showing a partial structure of a rear wheel assembly
FIG. 10 is a schematic view showing a partial structure of a rear wheel assembly
FIG. 11 is a schematic view of a rear wheel assembly in a partial structure
FIG. 12 is a schematic diagram of a transmission structure of a front gear plate
FIG. 13 is a schematic view of a transmission structure of a rear gear plate
FIG. 14 is a schematic view of the structure of the front gear plate
FIG. 15 is a schematic view of the structure of the rear gear plate
FIG. 16 is a schematic structural view of a wheel power input
FIG. 17 is a schematic view of a shift lever structure
FIG. 18 is a schematic structural view of a rear wheel shift lever
FIG. 19 is a schematic structural view of a front wheel shift lever
FIG. 20 is a schematic structural view of a shifting gear
FIG. 21 is a schematic diagram II of a shift gear
FIG. 22 is a schematic structural view of an eccentric tightening mechanism
FIG. 23 is a schematic structural view of an eccentric wheel set
FIG. 24 is a schematic structural view of an eccentric sleeve
In the drawing the view of the figure, 1 left handlebar 2 bearing one 3 drive rod one 4 right handlebar 5 elbow spacer 6T fixed lever 7 drive rod two 8 gears one 9 gears two 10 front gear shift lever 11 front gear shift gear disc 12 front wheel 13 conical gear one 14 bearing two 15 connecting frame 16 front frame 17 right pedal 18 left pedal 18 right support frame 20 rear frame 22 left support frame 22 saddle 21 rear gear shift gear disc 24 rear wheel 25 extension spring one 26 pulley one 27 selector 28 front gear shift 29 shift disc 30 shift handle 31 gear hole 32 push rod 33 drive plate 34 front wheel connecting hole 35 first gear 36 first gear stage neutral zone 37 second gear stage 38 second neutral zone 39 rear gear shift lever 40 lock gear zone 41 neutral zone 42 rear wheel connecting hole 43 telescopic handle 44 hand-held 45 pre-tightening joint 46 handle bar rear rod 47 bearing three 48 fixed pin 49 conical gear two 50 fixed cylinder 51 sector toothed disc 52 sector toothed disc connecting gear three 54 limit stop 55 sector toothed zone 56 gear shift stepping block 57 sector baffle 58 gear shift driving rod 59 gear shift driving wire 60 pulley two 61 pulley three 62 rear wheel gear 63 sprocket 64 chain 65 brake stepping block 67 pulley four 68 pulley support frame 69 car brake driving rod 70 car brake driving rod 71 hook 72 front wheel transmission rod 73 rear wheel transmission rod 74 bearing four 75 sliding groove 76 rectangular tooth 77 tension spring two 78 fixed rod 79 pressure spring 80 tooth groove 81 gear shift tooth 82 cross bar 83 spring 84 compression bolt 85 ring sleeve 86. The upper pressing wheel 87 and the lower pressing wheel 88 press the connecting line of five 92 support frames of the clamping groove 91 bearing with the pressing hole 90 ring sleeve of the cambered surface 89.
Detailed Description
As shown in fig. 1 to 24, the single-double drive high-speed bicycle of the present invention is composed of a front wheel assembly and a rear wheel assembly; the front wheel assembly consists of a left handlebar (1), a first transmission rod (3), a T-shaped fixed rod (6), a right handlebar (4), a second transmission rod (7), a front frame (16), a front speed change pull rod (10), a front speed change gear disc (11) and front wheels (12); the lower end of the T-shaped fixed rod (6) is connected with a transmission rod II (7) which is coaxial and can rotate relatively; a fixed column (50) is arranged at the middle position of the upper end of the T-shaped fixed rod (6), the fixed column (50) is a cylindrical boss and is connected with a sector tooth connecting hole (52) on a sector tooth plate (51), and the sector tooth plate (51) can rotate around the fixed column (50); the two transmission rods I (3) are respectively and fixedly connected with the left handlebar (1) and the right handlebar (4), the end part of the transmission rod I (3) is fixedly connected with the bevel gear II (49), the inner ring of the bearing III (47) is fixedly connected at a position close to the end part of the transmission rod I (3), and each transmission rod I (3) is fixedly connected with two bearings III (47); the fixed pin (48) is fixedly connected with the outer ring of the bearing III (47), and the transmission rod I (3) is fixedly connected with the T-shaped fixed rod (6); the outer cylindrical surface of the first transmission rod (3) is fixedly connected with first bearings (2), the number of the first bearings (2) is two, the outer circles of the first bearings are respectively fixedly connected with the left handlebar (1) and the right handlebar (4), and the left handlebar (1) and the right handlebar (4) can respectively rotate around the axes of the first bearings (2); the right handlebar (4) consists of a handlebar rear rod (46), a pre-tightening joint (45), a telescopic rod (43) and a hand-held handle (44); the rear handle bar (46) is a hollow cylinder, the outer cylindrical surface of the rear handle bar is fixedly connected with the outer ring of the first bearing (2), and the end part of the rear handle bar is in a semicircular shape with half removed along the diameter direction; the pre-tightening joint (45) is fixedly connected to the end part of the rear handle bar (46) and consists of a compression bolt (84), a ring sleeve (85), an upper compression wheel (86) and a lower compression wheel (87); a ring sleeve clamping groove (90) is formed in the inner cylindrical surface of the ring sleeve (85), an upper pressing wheel (86) and a lower pressing wheel (87) are embedded in the ring sleeve clamping groove (90), a rectangular hole is formed in the center of the upper pressing wheel (86) and the center of the lower pressing wheel (87) after being combined, a pressing hole (89) is formed in the ring sleeve (85), and a pressing bolt (84) is propped against a pressing cambered surface (88) of the upper pressing wheel (86) through the pressing hole (89); the telescopic rod (43) is a rectangular column body, penetrates through a rectangular hole formed by combining the upper pressing wheel (86) and the lower pressing wheel (87) and stretches into a cavity of the rear handlebar rod (46); the hand-held handle (44) is a cylinder and is fixedly connected to the lower side surface of the telescopic rod (43); the difference between the left handlebar (1) and the right handlebar (4) is that the end part of the telescopic rod (43) of the left handlebar (1) is fixedly connected with a gear shifter (27); the gear shifter (27) consists of a front wheel gear (28), a gear shifting disc (29), a gear shifting handle (30), a gear shifting hole (31), an ejector rod (32) and a bearing five (91); the outer ring of the bearing five (91) is fixedly connected with the telescopic rod (43), the gear shifting handle (30) is fixedly connected with the gear shifting disc (29) through the inner ring of the bearing five (91), the gear shifting disc (29) is disc-shaped, a gear hole (31) is formed in the gear shifting disc, the end part of the ejector rod (32) is a ball head and can be clamped in the gear hole (31), a circular ring groove is formed in the side surface of the disc of the gear shifting disc (29), and a front wheel gear wire (28) can be clamped in the circular ring groove; the top of the transmission rod II (7) is fixedly connected with the conical gear I (8), the middle part of the transmission rod II is fixedly connected with the inner ring of the bearing II (14), the bottom of the transmission rod II (7) is fixedly connected with the gear II (9), and the bottom of the transmission rod II (7) is connected with the front frame (16) and can form relative rotation with the front frame (16); the front speed change pull rod (10) is fixedly connected with the first gear (8) through a through hole on the front frame (16); the front speed change pull rod (10) consists of a front wheel gear line (28), a pressure spring (79), a driving plate (33), a bearing IV (74) and a pull rod body; the pull rod body is a hollow cylinder, rectangular teeth (76) and sliding grooves (75) are uniformly distributed on the side surface of the cylinder; one end of a front wheel gear (28) is fixed on a driving plate (33), and the other end is wound on a gear shifting plate (29); the pressure spring (79) is fixedly connected to the upper end surface of the driving plate (33), and the bottom end of the front speed change pull rod (10) is fixedly connected with the outer ring of the bearing IV (74); the front speed change gear disc (11) is a cylinder, the annular distribution from the outermost periphery to the central position on the end face of the front speed change gear disc is sequentially provided with a first-stage gear (35), a first-stage neutral zone (36), a second-stage gear (37) and a second-stage neutral zone (38), the center of the front speed change gear disc (11) is provided with a plum blossom-shaped front wheel connecting hole (34), the front speed change gear disc (11) is two mutually symmetrical, the toothed end faces are opposite, the front wheel connecting hole (34) is fixedly connected to a front wheel transmission rod (72), one end of the front wheel transmission rod (72) is fixedly connected with the two mutually symmetrical front speed change gear discs (11) and penetrates through the central hole of a bearing IV (74), the other end of the front wheel transmission rod is fixedly connected with a front wheel (12), and the extending part of the front wheel transmission rod is clamped in a through hole at the bottom of a front frame (16) and can rotate in the through hole.
The rear wheel assembly consists of a connecting frame (15), a saddle (20), a right support frame (19), a left support frame (22), a brake (66), a rear frame (21), a rear speed change pull rod (39), a rear speed change gear disc (23) and rear wheels (24); one end of the connecting frame (15) is fixedly connected with the outer ring of the bearing II (14), and the other end of the connecting frame is fixedly connected with the rear frame (21); the saddle (20) is fixedly connected to the upper end of the rear frame (21); the right support frame (19) and the left support frame (22) are provided with grooves which can be clamped on a vertical rod of the rear frame (21), the upper end surfaces of the right support frame (19) and the left support frame (22) are fixedly connected with a tension spring I (25), the lower ends of the right support frame (19) and the left support frame (22) are connected by a chain (64) bypassing a chain wheel (63), and the chain wheel (63) is fixedly connected on the rear frame (21); the right support frame (19) is connected with the upper end of the left support frame (22) through a support frame connecting line (92) which bypasses a pulley I (26), and the pulley I (26) is fixedly connected to the rear frame (21); the left pedal (18) is fixedly connected to the left support frame (22); the gear shifting pedal (56), the sector-shaped baffle (57) and the gear shifting deflector rod (58) are fixedly connected, the gear shifting pedal (56) is connected to the left pedal (18) through a cylindrical pin, and the gear shifting pedal and the left pedal form rotary connection; one end of a gear shifting wire (59) is fixedly connected with the end part of a gear shifting rod (58), and the other end of the gear shifting wire bypasses a pulley III (61) and is fixedly connected to the right support frame (19); a rear wheel gear line (62) is fixedly connected to the pulley III (61), and the rear wheel gear line (62) is fixedly connected with a rear gear pull rod (39); the rear gear shift pull rod (39) consists of a rear wheel gear line (62), a tension spring II (77), a driving plate (33), a bearing IV (74) and a pull rod body; the pull rod body is a hollow cylinder, rectangular teeth (76) and sliding grooves (75) are uniformly distributed on the side surface of the cylinder; one end of a rear wheel gear line (62) is fixed on the driving plate (33), and the other end bypasses a cylindrical fixing rod (78) and is connected to a pulley III (61); the tension spring II (77) is fixedly connected to the upper end face of the driving plate (33), and the bottom end of the rear gear change pull rod (39) is fixedly connected with the outer ring of the bearing IV (74); the rear speed change gear disc (23) is a cylinder, two neutral areas (41) are arranged on the outermost periphery and near the center position of the end face of the rear speed change gear disc (23), speed change teeth are arranged between the two neutral areas (41) to form a gear locking area (40), the center of the rear speed change gear disc (23) is provided with two symmetrical rear wheel connecting holes (42), the toothed end faces are opposite, the rear wheel connecting holes (42) are fixedly connected to a rear wheel transmission rod (73), one end of the rear wheel transmission rod (73) is fixedly connected with the two symmetrical rear speed change gear discs (23) and penetrates through the center holes of the four bearings (74), the other end of the rear wheel transmission rod is fixedly connected with a rear wheel (24), and the extending part of the rear wheel transmission rod is clamped in a through hole at the bottom of a rear frame (21) and can rotate in the through hole; the right pedal (17) is fixedly connected to the right supporting frame (19); the brake pedal (65) is fixedly connected with a brake deflector rod (70), the top of the brake deflector rod (70) is fixedly connected with a hook (71), and the brake pedal (65) is connected to the right pedal (17) through a cylindrical pin to form rotary connection; one end of a brake wire (69) is fixedly connected to the rear frame (21), and the other end of the brake wire bypasses a pulley IV (67) and is fixedly connected with a brake (66); the fourth pulley (67) is connected to a pulley support frame (68) and forms a rotary connection; the pulley support frame (68) is fixedly connected to the rear frame (21); the brake pull wire (69) is clamped in a hook (71) fixed at the top of the brake pull rod (70); the brake (66) is fixedly connected to the rear frame (21).
The sector fluted disc (51) is in a sector shape, the center of the sector arc is fixedly connected with a third conical gear (53), and a through hole coaxial with the sector tooth connecting hole (52) is formed in the center of the third conical gear (53); the edge of the fan-shaped arc is provided with a fan-shaped tooth area (55), racks are uniformly distributed, and limit stops (54) are fixedly connected to two ends of the fan-shaped tooth area (55).
The second bevel gear (49) and the third bevel gear (53) are intermeshed.
The compaction cambered surface (88) of the upper compaction wheel (86) is a cambered surface formed by fitting arcs with different curvatures.
The first bevel gear (13) is meshed with a sector tooth area (55) of the sector fluted disc (51).
The first gear (8) is meshed with the second gear (9).
The main body of the driving plate (33) is a cylinder, the middle of the driving plate is a through hole, a cross rod (82) is fixedly connected along the direction of the straight neck of the through hole, and the front wheel retaining wire (28) is wound on the cross rod (82); the circumference of the through hole is provided with an annular clamping groove (90), the elastic sheet (83) is in a circular ring shape and is embedded in the annular clamping groove (90), the driving plate (33) is uniformly distributed with rectangular tooth grooves (80) along the circumference of the central through hole, and round holes are uniformly distributed on the side surface of the circumference; the poking teeth (81) are cylinders, the bottoms of the poking teeth are fixed with a stepped cylinder step, and the tops of the poking teeth are spheres; the shifting teeth (81) are fixedly connected in round holes on the circumferential side surface of the main body of the driving plate (33).
Rectangular teeth (76) on the pull rod body are clamped in rectangular tooth grooves (80) on the driving plate (33), the rectangular tooth grooves (80) can move up and down, and a cross rod (82) on the driving plate (33) is clamped in a sliding groove (75) on the pull rod body and can move up and down along the sliding groove (75).
The shifting teeth (81) on the driving plate (33) are mutually attached to the primary teeth (35) and the secondary teeth (37) on the front speed changing gear plate (11).
The fan-shaped baffle plate (57) is provided with a gear hole (31), and the end part of the ejector rod (32) is a ball head and can be clamped in the gear hole (31).
The working process of the invention is as follows:
when the single-double-drive high-speed bicycle is used for double driving, the left hand holds the hand grip, the right hand holds the gear shifting handle, the upper arm is used for controlling the direction, the riding mode driven by the front arm drives the left and right handlebars to reciprocate up and down, and the left and right support frames are driven to reciprocate up and down by the double feet to drive the bicycle to move forwards; the right hand rotates the gear shifting handle and is matched with the left foot to step on the gear shifting stepping block, so that double-drive gear shifting can be realized; the right pedal is provided with a pedal braking device, so that the pedal braking can be realized; when the double driving is needed to be changed into the single driving, the single driving mode of driving the bicycle to move by stepping on the foot can be realized by only positioning the front wheel gear in the neutral position area and retracting the left and right handlebars.
Claims (8)
1. The utility model provides a single two high-speed bicycle that drive which characterized in that: the front wheel assembly and the rear wheel assembly are combined; the front wheel assembly consists of a left handlebar, a first transmission rod, a T-shaped fixed rod, a right handlebar, a second transmission rod, a front frame, a front speed change pull rod, a front speed change gear disc and front wheels; the lower end of the T-shaped fixed rod is connected with the second transmission rod, and the T-shaped fixed rod and the second transmission rod are coaxial and can rotate relatively; the middle position of the upper end of the T-shaped fixed rod is provided with a fixed column body which is a cylindrical boss and is connected with a sector tooth connecting hole on the sector tooth plate, and the sector tooth plate can rotate around the fixed column body; the first transmission rods are respectively and fixedly connected with the left handlebar and the right handlebar, the end parts of the first transmission rods are fixedly connected with the second conical gears, the inner rings of the third bearings are fixedly connected to positions close to the end parts of the transmission rods, and each first transmission rod is fixedly connected with the two third bearings; the fixed pin is fixedly connected with the outer ring of the bearing III, and the transmission rod I is fixedly connected with the T-shaped fixed rod; the outer cylindrical surface of the first transmission rod is fixedly connected with first bearings, the first bearings are two, the outer rings of the first bearings are respectively and fixedly connected with the left handle bar and the right handle bar, and the left handle bar and the right handle bar can respectively rotate around the axes of the first bearings; the right handlebar consists of a handlebar rear rod, a pre-tightening joint, a telescopic rod and a hand-held handle; the rear handle bar is a hollow cylinder, the outer cylindrical surface of the rear handle bar is fixedly connected with the outer ring of the first bearing, and the end part of the rear handle bar is in a semicircular shape with half removed along the diameter direction; the pre-tightening joint is fixedly connected to the end part of the rear handle bar and consists of a compression bolt, a ring sleeve, an upper compression wheel and a lower compression wheel; the inner cylindrical surface of the ring sleeve is provided with a ring sleeve clamping groove, the upper pressing wheel and the lower pressing wheel are embedded in the ring sleeve clamping groove, a rectangular hole is formed in the center of the upper pressing wheel and the center of the lower pressing wheel after being combined, the ring sleeve is provided with a pressing hole, and a pressing bolt is propped against the pressing cambered surface of the upper pressing wheel through the pressing hole; the telescopic rod is a rectangular column body, penetrates through a rectangular hole formed by the upper pressing wheel and the lower pressing wheel, and stretches into a cavity of the rear handle bar; the hand-held handle is a cylinder and is fixedly connected to the lower side surface of the telescopic rod; the difference between the left handlebar and the right handlebar is that the end part of the telescopic rod of the left handlebar is fixedly connected with a gear shifter; the gear shifter consists of a front wheel gear line, a gear shifting disc, a gear shifting handle, a gear hole, an ejector rod and a bearing; the outer ring of the bearing five is fixedly connected with a telescopic rod, a gear shifting handle is fixedly connected with a gear shifting disc through the inner ring of the bearing five, the gear shifting disc is disc-shaped, a gear hole is formed in the gear shifting disc, the end part of the ejector rod is a ball head and can be clamped in the gear hole, a circular ring groove is formed in the side surface of the disc of the gear shifting disc, and a front wheel gear line can be clamped in the circular ring groove; the top of the transmission rod II is fixedly connected with a first conical gear, the middle part of the transmission rod II is fixedly connected with the inner ring of the bearing II, the bottom of the transmission rod II is fixedly connected with the gear II, and the bottom of the transmission rod II is connected with the front frame and can form relative rotation with the front frame; the front gear-shifting pull rod is fixedly connected with the first gear through a through hole on the front frame; the front speed change pull rod consists of a front wheel gear line, a pressure spring, a driving plate, a bearing IV and a pull rod body; the pull rod body is a hollow cylinder, and rectangular teeth and sliding grooves are uniformly distributed on the side surface of the cylinder; one end of the front wheel gear line is fixed on the driving plate, and the other end is wound on the gear shifting plate; the pressure spring is fixedly connected to the upper end face of the driving plate, and the bottom end of the front gear shift pull rod is fixedly connected with the outer ring of the bearing IV; the front speed change gear disc is a cylinder, the end face of the front speed change gear disc is sequentially provided with a first-stage tooth, a first-stage neutral zone, a second-stage tooth and a second-stage neutral zone from the outermost periphery to the central position, the center of the front speed change gear disc is provided with a plum blossom-shaped front wheel connecting hole, the front speed change gear disc is two mutually symmetrical, the toothed end faces are opposite, the front wheel connecting hole is fixedly connected to a front wheel transmission rod, one end of the front wheel transmission rod is fixedly connected with the two mutually symmetrical front speed change gear discs and penetrates through a central hole of a bearing IV, the other end of the front wheel transmission rod is fixedly connected with a front wheel, and an extension part is clamped in a through hole at the bottom of a front frame and can rotate in the through hole;
the rear wheel assembly consists of a connecting frame, a saddle, a right support frame, a left support frame, a brake, a rear frame, a rear speed-changing pull rod, a rear speed-changing gear disc and rear wheels; one end of the connecting frame is fixedly connected with the outer ring of the bearing II, and the other end of the connecting frame is fixedly connected with the rear frame; the saddle is fixedly connected to the upper end of the rear frame; the right support frame and the left support frame are provided with grooves which can be clamped on vertical rods of the rear frame, the upper end surfaces of the right support frame and the left support frame are fixedly connected with tension springs I, the lower ends of the right support frame and the left support frame are connected by chains bypassing chain wheels, and the chain wheels are fixedly connected on the rear frame; the upper ends of the right support frame and the left support frame are connected by a support frame connecting wire which bypasses a pulley I, and the pulley I is fixedly connected to the rear frame; the left pedal is fixedly connected to the left support frame; the gear shifting pedal block, the fan-shaped baffle plate and the gear shifting deflector rod are fixedly connected, and the gear shifting pedal block is connected to the left pedal through a cylindrical pin, so that the gear shifting pedal block, the fan-shaped baffle plate and the gear shifting deflector rod are in rotary connection; one end of the gear shifting wire is fixedly connected with the end part of the gear shifting rod, and the other end of the gear shifting wire bypasses the pulley III and is fixedly connected to the right support frame; the pulley III is fixedly connected with a rear wheel gear line which is fixedly connected with a rear speed change pull rod; the rear speed change pull rod consists of a rear wheel gear line, a tension spring II, a driving plate, a bearing IV and a pull rod body; the pull rod body is a hollow cylinder, and rectangular teeth and sliding grooves are uniformly distributed on the side surface of the cylinder; one end of the rear wheel retaining wire is fixed on the driving plate, and the other end of the rear wheel retaining wire bypasses the cylindrical fixing rod and is connected to the pulley III; the second tension spring is fixedly connected to the upper end face of the driving plate, and the bottom end of the rear gear-shifting pull rod is fixedly connected with the outer ring of the fourth bearing; the rear speed change gear plate is a cylinder, the outermost periphery and the position close to the center on the end face of the rear speed change gear plate are two neutral areas, speed change teeth are arranged between the two neutral areas to form a gear locking area, the center of the rear speed change gear plate is provided with a plum blossom-shaped rear wheel connecting hole, the two rear speed change gear plates are symmetrical with each other, the toothed end faces are opposite, the rear wheel connecting hole is fixedly connected to a rear wheel transmission rod, one end of the rear wheel transmission rod is fixedly connected with the two rear speed change gear plates which are symmetrical with each other and pass through the center hole of the bearing IV, the other end of the rear wheel transmission rod is fixedly connected with a rear wheel, and the extension part is clamped in a through hole at the bottom of the rear frame and can rotate in the through hole; the right pedal is fixedly connected to the right support frame; the brake pedal is fixedly connected with a brake shift lever, the top of the brake shift lever is fixedly connected with a hook, and the brake pedal is connected with a right pedal through a cylindrical pin, so that the brake pedal and the right pedal form rotary connection; one end of the brake wire is fixedly connected to the rear frame, and the other end of the brake wire bypasses the pulley IV and is fixedly connected with the brake; the pulley IV is connected to the pulley support frame, and the pulley IV and the pulley support frame form rotary connection; the pulley support frame is fixedly connected to the rear frame; the brake pull rod is connected in a hook fixed at the top of the brake shift lever; the brake is fixedly connected to the rear frame;
the sector fluted disc is sector, the center of the sector arc is fixedly connected with a third conical gear, and the center of the third conical gear is provided with a through hole coaxial with the sector tooth connecting hole; the edge of the fan-shaped arc is provided with a fan-shaped tooth zone, racks are uniformly distributed on the edge of the fan-shaped arc, and limit stops are fixedly connected to two ends of the fan-shaped tooth zone;
the second bevel gear and the third bevel gear can be meshed with each other.
2. The single dual drive high speed bicycle of claim 1, wherein: the compaction cambered surface of the upper compaction wheel is a cambered surface formed by arc fitting with different curvatures.
3. The single dual drive high speed bicycle of claim 1, wherein: the first conical gear is meshed with the sector tooth area of the sector fluted disc.
4. The single dual drive high speed bicycle of claim 1, wherein: the first gear is meshed with the second gear.
5. The single dual drive high speed bicycle of claim 1, wherein: the main body of the driving plate is a cylinder, the middle of the driving plate is a through hole, a cross rod is fixedly connected along the straight neck direction of the through hole, and a front wheel retaining wire is wound on the cross rod; the circumference of the through hole is provided with an annular clamping groove, the elastic sheet is in a circular ring shape and is embedded in the annular clamping groove, the driving plate is uniformly distributed with rectangular tooth grooves along the circumference of the through hole in the center, and round holes are uniformly distributed on the side surface of the circumference; the poking teeth are cylinders, the bottoms of the poking teeth are fixed with a stepped cylinder step, and the tops of the poking teeth are spheres; the shifting teeth are fixedly connected in round holes on the circumferential side surface of the main body of the driving plate.
6. The single dual drive high speed bicycle of claim 1, wherein: the rectangular teeth on the pull rod body are clamped in the rectangular tooth grooves on the driving plate, can move up and down along the rectangular tooth grooves, and the cross rod on the driving plate is clamped in the sliding grooves on the pull rod body and can move up and down along the sliding grooves.
7. The single dual drive high speed bicycle of claim 1, wherein: the shifting teeth on the driving plate are mutually attached to the primary teeth and the secondary teeth on the front speed changing gear plate.
8. The single dual drive high speed bicycle of claim 1, wherein: the fan-shaped baffle plate is provided with a gear hole, and the end part of the ejector rod is a ball head and can be clamped in the gear hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810881224.6A CN108715202B (en) | 2018-08-04 | 2018-08-04 | Single-double-drive high-speed bicycle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810881224.6A CN108715202B (en) | 2018-08-04 | 2018-08-04 | Single-double-drive high-speed bicycle |
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| Publication Number | Publication Date |
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| CN108715202A CN108715202A (en) | 2018-10-30 |
| CN108715202B true CN108715202B (en) | 2024-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810881224.6A Active CN108715202B (en) | 2018-08-04 | 2018-08-04 | Single-double-drive high-speed bicycle |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2189584Y (en) * | 1994-04-21 | 1995-02-15 | 侯德仕 | High-speed bicycle driven by hand and foot |
| US5404768A (en) * | 1993-04-15 | 1995-04-11 | Hwang; Tan J. | Speed changing arrangement for the bicycle |
| CN201447024U (en) * | 2009-07-10 | 2010-05-05 | 南京工程学院 | Fork, bevel wheel and swing stem bicycle |
| CN205891137U (en) * | 2016-06-03 | 2017-01-18 | 河南师范大学 | Double dynamical bicycle |
-
2018
- 2018-08-04 CN CN201810881224.6A patent/CN108715202B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5404768A (en) * | 1993-04-15 | 1995-04-11 | Hwang; Tan J. | Speed changing arrangement for the bicycle |
| CN2189584Y (en) * | 1994-04-21 | 1995-02-15 | 侯德仕 | High-speed bicycle driven by hand and foot |
| CN201447024U (en) * | 2009-07-10 | 2010-05-05 | 南京工程学院 | Fork, bevel wheel and swing stem bicycle |
| CN205891137U (en) * | 2016-06-03 | 2017-01-18 | 河南师范大学 | Double dynamical bicycle |
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| CN108715202A (en) | 2018-10-30 |
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