CN201951658U - High-speed double-driving double-speed-change power-assisted vehicle - Google Patents
High-speed double-driving double-speed-change power-assisted vehicle Download PDFInfo
- Publication number
- CN201951658U CN201951658U CN2011200529426U CN201120052942U CN201951658U CN 201951658 U CN201951658 U CN 201951658U CN 2011200529426 U CN2011200529426 U CN 2011200529426U CN 201120052942 U CN201120052942 U CN 201120052942U CN 201951658 U CN201951658 U CN 201951658U
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- ratchet
- turning cylinder
- drive
- push rod
- wheel
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Abstract
The utility model discloses a high-speed double-driving double-speed-change power-assisted vehicle, which comprises a front fork and a front wheel, wherein a front wheel rotating shaft is arranged on the front wheel, a first front wheel flywheel and a second front wheel flywheel are arranged on the front wheel rotating shaft and are respectively arranged at both sides of the front wheel, a ratchet wheel transmission device which drives the first front wheel flywheel and the second front wheel flywheel to rotate and has different transmission rates is arranged on the front fork, and meanwhile, the power-assisted vehicle is provided with a reversible, telescopic and foldable crankarm structure pushing and pulling device. The vehicle running speed is accelerated through the overlapping of the front driving force and the back driving force, in addition, the advancing of the wheels can be driven in two modes of foot pedaling and hand pushing, the original single motive power source is omitted, and the defect of leg weakness and fatigue, caused by the long-time riding of a rider, is overcome.
Description
Technical field
The utility model relates to a kind of bicycle, relates to a kind of easy to operate, laborsaving two at a high speed efficiently two Variable speed motor-assisted bicycles that drive specifically.
Background technology
At present, most variable speed bicycle, the general employing improved at trailing wheel or axis, increase flywheel or adopt the mode of change speed gear box to carry out speed change, but, this mode still adopts a kind of pattern of pedal to drive to advance, when speed that the needs increase is advanced, foot and shank need be paid and many strength of several times than normally riding, drive for a long time, will cause the personnel's of driving shank weak, the bicycle of multiple employing forerunner's mode has appearred in fatigue in the market, and its principle is alternately to shake crank by both hands to drive sprocket wheel by chain and drive basically, but, this mode mostly is used on the three-wheel vehicle, if be applied on the cart, owing to there is not unnecessary hand to go to help and guiding, the car body shakiness will appear, the difficulty of having an effect, firmly there are defectives such as the dead point is many in the motion, cause speed of advance lower, drive phenomenons such as the easy fatigue of personnel.
The utility model content
Problem to be solved in the utility model is in order to overcome the above-mentioned defective of traditional variable speed bicycle, a kind of easy to operate, laborsaving two at a high speed efficiently two Variable speed motor-assisted bicycles that drive to be provided.
In order to address the above problem, the utility model by the following technical solutions:
The two pair Variable speed motor-assisted bicycles that drive of a kind of high speed, comprise front fork and front-wheel, the front-wheel rotating shaft is installed on the described front-wheel, it is characterized in that: flying wheel before the flying wheel and second before being equipped with first in the front-wheel rotating shaft, the flying wheel and the second front-wheel flywheel are provided with the both sides of front-wheel respectively before first, the ratchet gearing that drives the different drive ratios that flying wheel rotates before the flying wheel and second before first is installed on front fork, simultaneously, the push-pull device at fixed of connecting lever structure capable of reversing, scalable, folding is set.
Below be the utility model for further improvement of these options:
Further improve:
Before comprising, described ratchet gearing pushes away actuating device and post-tensioning actuating device.
Further improve:
Push away actuating device before described and comprise by bearing and bearing seat and be installed in first turning cylinder on the front fork, first ratchet and first drive sprocket are installed on described first turning cylinder, be connected by chain gear between the flying wheel before first drive sprocket and first.
Further improve:
On described first turning cylinder push rod is installed, the push rod and first turning cylinder are rotationally connected, and with the cooresponding position of first ratchet first ratchet are installed on the described push rod.
Further improve:
On described first ratchet depression bar is installed, on push rod, be separately installed with spring tongue with the cooresponding position of depression bar, the upper end of described push rod is plugged with expansion link, is provided with collapsible drawing handle in the expansion link end, and described expansion link and push rod bonded assembly end position are connecting lever structure capable of reversing.
The another kind of improvement:
On described first turning cylinder second ratchet is installed also, first ratchet and second ratchet are installed in the both sides of push rod respectively and oppositely are provided with, first ratchet and first rotates axle key and is connected, one side of described second ratchet is fixedly connected with a driving gear, described second ratchet and driving gear and first turning cylinder are rotationally connected, and with the cooresponding position of second ratchet second ratchet are installed on the described push rod.
Further improve: on described second ratchet depression bar is installed, on push rod, spring tongue is installed with the cooresponding position of depression bar.
The utility model adopts such scheme, when driving, the rider is in pedal, recruit the walker handle with a hand, push-and-pull push rod before and after the another hand, when promoting forward, first ratchet promotes first ratchet and drives the rotation of first turning cylinder, rotate forward by flying wheel before first drive sprocket and the chain drive first simultaneously, drive the bicycle front-wheel thus and turn round forward;
When pulling back, second ratchet promotes second ratchet and drives turning cylinder and driving gear backward rotation, driving gear drives driven gear and drives the second turning cylinder forward rotation, rotate forward by flying wheel before second drive sprocket and the chain drive second simultaneously, driving the bicycle front-wheel thus turns round forward, by preceding pushing away the alternating movement with post-tensioning, the reciprocal variable speed drive (VSD) of front-wheel, thus improve the speed of a motor vehicle.
The another kind of improvement: push away actuating device before described and comprise first turning cylinder that is installed on the front fork, the first directed ratchet and first drive sprocket are installed on described first turning cylinder, be connected by chain gear between the flying wheel before first drive sprocket and first;
The second directed ratchet also is installed on described first turning cylinder, and the first directed ratchet and the second directed ratchet are installed in the both sides of push rod respectively and oppositely are provided with, and a side of the described second directed ratchet is fixedly connected with a driving gear.
Further improve: on first turning cylinder push rod is installed, the push rod and first turning cylinder are rotationally connected, be provided with the pressure ratch in the middle of the bottom of described push rod, described pressure ratch passes in the middle of the bottom, and two ends lay respectively in the teeth groove of the first directed ratchet and the second directed ratchet.
Further improve: described post-tensioning actuating device comprises second turning cylinder that is installed on the front fork, second drive sprocket and driven gear are installed on second turning cylinder, described driven gear is meshed with driving gear, driven gear and second rotates axle key and is connected, and flying wheel is connected by chain gear before second drive sprocket and second.
The utility model adopts such scheme, when driving, the rider is in pedal, recruit the walker handle with a hand, promote push rod before and after the another hand, when promoting forward, press ratch to promote the first directed ratchet and drive the rotation of first turning cylinder, rotate forward by flying wheel before first drive sprocket and the chain drive first simultaneously, drive the bicycle front-wheel thus and turn round forward, the second directed ratchet is in idling conditions.
When pulling back, press ratch to promote the second directed ratchet and drive the driving gear backward rotation, driving gear drives driven gear and drives the second turning cylinder forward rotation, rotate forward by flying wheel before second drive sprocket and the chain drive second simultaneously, drive the bicycle front-wheel thus and turn round forward, the first directed ratchet is in idling conditions, by preceding pushing away the alternating movement with post-tensioning, the reciprocal variable speed drive (VSD) of front-wheel, thus the speed of a motor vehicle improved.
The utility model is by the stack of front and back double-driving force, improved road speed, and can carry out drive wheels by pedal and hand push dual mode and advance, abandoned original mono-propulsion source, overcome because the rider drives the defective that causes shank weak, tired for a long time.
Below in conjunction with drawings and Examples the utility model is described further:
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment 1;
Accompanying drawing 2 is the lateral plan of accompanying drawing 1;
Accompanying drawing 3 is the structural representation of ratchet gearing among the utility model embodiment 1;
Accompanying drawing 4 is the drive mechanism scheme drawing of ratchet and ratchet among the utility model embodiment 1;
Accompanying drawing 5 is the structural representation of the utility model embodiment 2;
Accompanying drawing 6 is the structural representation of ratchet gearing among the utility model embodiment 2;
Accompanying drawing 7 is the scheme drawing that the pressure ratch of ratchet gearing among the utility model embodiment 2 combines with ratchet.
Among the figure: the rotating shaft of 1-front-wheel; The 2-front fork; 3,31-drive sprocket; Flying wheel before the 4-first; Flying wheel before the 41-second; 5,51-chain; The 6-push rod; The 7-expansion link; The collapsible drawing handle of 8-; 9-first turning cylinder; 91-second turning cylinder; 10-bearing, bearing seat; 11-first ratchet; 111-second ratchet; 12-first ratchet; 121-second ratchet; The 122-driving gear; The 13-driven gear; The 14-depression bar; The 15-rotating shaft; The 16-spring tongue; 20,201-packing ring; The 21-first directed ratchet; The 211-second directed ratchet; 22-presses ratch.
The specific embodiment
As shown in Figure 3, push away actuating device and post-tensioning actuating device before described ratchet gearing comprises.
Pushing away actuating device before described comprises by bearing, bearing seat 10 and is installed in first turning cylinder 9 on the front fork 2, be equipped with on described first turning cylinder 9 between first ratchet 12 and first drive sprocket, 3, the first drive sprockets 3 and the first preceding flying wheel 4 and be in transmission connection by chain 5.
On described first turning cylinder 9 push rod 6 is installed, the push rod 6 and first turning cylinder 9 are rotationally connected.
The upper end of described push rod 6 is connected with and is plugged with expansion link 7, is provided with collapsible drawing handle 8 in expansion link 7 ends.
On described first turning cylinder 9 second ratchet 121 is installed also, first ratchet 12 and second ratchet 121 are installed in the both sides of push rod 6 respectively and oppositely are provided with, first ratchet 12 is connected with first turning cylinder, 9 keys, and a side of described second ratchet 121 is fixedly connected with a driving gear 122.
Described second ratchet 121 and driving gear 122 and first turning cylinder 9 are rotationally connected.
Described post-tensioning actuating device comprises being installed on second turning cylinder, 91, the second turning cylinders 91 on the front fork 2 by bearing, bearing seat 10 second drive sprocket 31 and driven gear 13 is installed that described driven gear 13 is meshed with driving gear 122.
As shown in Figure 4, with first ratchet, 12 cooresponding positions first ratchet 11 is installed on the described push rod 6, with second ratchet, 121 cooresponding positions second ratchet 111 is installed, described first ratchet 11 and second ratchet 111 are rotationally connected by rotating shaft 15 and push rod 6 respectively.
Be separately installed with depression bar 14 on described first ratchet 11 and second ratchet 111, on push rod 6, be separately installed with spring tongue 16 with two depression bars, 14 cooresponding positions, when not needing to quicken, spring tongue 16 can be pressed, by depression bar 14 with first ratchet 11 and 111 perks of second ratchet and break away from first ratchet 12 and second ratchet 121, at this moment, precedingly push away actuating device and the post-tensioning actuating device does not all do work.
When driving, the rider is in pedal, recruit the walker handle with a hand, promote push rod 6 before and after the another hand, when promoting forward, first ratchet 11 promotes first ratchet 12 and drives 9 rotations of first turning cylinder, rotates forward by flying wheel 4 before first drive sprocket 3 and chain 5 drivings first simultaneously, drives the bicycle front-wheel thus and turns round forward;
When pulling back, second ratchet 111 promotes second ratchet 121 and drives driving gear 122 backward rotation, driving gear 122 drives driven gear 13 and drives second turning cylinder, 91 forward rotation, flying wheel 41 rotates forward before driving second by second drive sprocket 31 and chain 5 simultaneously, driving the bicycle front-wheel thus turns round forward, by preceding pushing away the alternating movement with post-tensioning, the reciprocal variable speed drive (VSD) of front-wheel, thus improve the speed of a motor vehicle.
The utility model is by the stack of front and back double-driving force and two speed changes, improved road speed, and can carry out drive wheels by pedal and hand push dual mode and advance, abandoned original mono-propulsion source, overcome because the rider drives the defective that causes shank weak, tired for a long time.
In the foregoing description, above-mentioned expansion link 7 and push rod 6 bonded assembly end positions are arranged to the form of switchable connecting lever, occur after with the arm push-and-pull of a side when tired, expansion link 7 can be turned to opposite side, use the another hand instead and come push-and-pull, alleviate the personnel's that drive action intensity equally, simultaneously, the setting of expansion link 7 can make to drive personnel's regulated at will arm of force size, and the push-and-pull acting is more comfortable.
As shown in Figure 6, push away actuating device and post-tensioning actuating device before described ratchet gearing comprises.
Pushing away actuating device before described comprises by bearing, bearing seat 10 and is installed in first turning cylinder 9 on the front fork 2, be equipped with on described first turning cylinder 9 between the first directed ratchet 21 and first drive sprocket, 3, the first drive sprockets 3 and the first preceding flying wheel 4 and be in transmission connection by chain 5;
Second directed ratchet 211 and the push rod 6 also is installed on described first turning cylinder 9, the first directed ratchet 21 and the second directed ratchet 211 are installed in the both sides of push rod 6 respectively and oppositely are provided with, and a side of the described second directed ratchet 211 is fixedly connected with a driving gear 122.
The push rod 6 and first turning cylinder 9 are rotationally connected, and the upper end of described push rod 6 is connected with and is plugged with expansion link 7, is provided with collapsible drawing handle 8 in expansion link 7 ends.
Be provided with in the middle of the bottom of described push rod 6 and press ratch 22, the two ends of described pressure ratch 22 lay respectively in the teeth groove of the first directed ratchet 21 and the second directed ratchet 211.
Described post-tensioning actuating device comprises second turning cylinder 91 that is installed on the front fork 2, second drive sprocket 31 and driven gear 13 are installed on second turning cylinder 91, described driven gear 13 is meshed with driving gear 122, driven gear 13 is connected with second turning cylinder, 91 keys, and flying wheel 41 is in transmission connection by chain 51 before second drive sprocket 31 and second.
On push rod 6, spring tongue 16 is installed with pressing ratch 22 cooresponding positions, when not needing to quicken, can pass through spring tongue 16, make and press ratch 22 to rise and separate with the second directed ratchet 211 with the first directed ratchet 21, at this moment, precedingly push away actuating device and the post-tensioning actuating device does not all do work.
When driving, the rider is in pedal, recruit the walker handle with a hand, promote push rod 6 before and after the another hand, when promoting forward, press the ratch 22 promotions first directed ratchet 21 to drive first turning cylinder 9 and rotate, drive the first preceding flying wheel 4 by first drive sprocket 3 and chain 5 simultaneously and rotate forward, drive the bicycle front-wheel thus and turn round forward, the second directed ratchet 211 is in idling conditions.
When pulling back, press ratch 22 to promote the second directed ratchet 211 and drive driving gear 122 backward rotation, driving gear 122 drives driven gear 13 and drives second turning cylinder, 91 forward rotation, flying wheel 41 rotates forward before driving second by second drive sprocket 31 and chain 5 simultaneously, drive the bicycle front-wheel thus and turn round forward, the first directed ratchet 21 is in idling conditions, by preceding pushing away the alternating movement with post-tensioning, the reciprocal variable speed drive (VSD) of front-wheel, thus the speed of a motor vehicle improved.
The utility model is by the stack of front and back double-driving force and two speed changes, improved road speed, and can carry out drive wheels by pedal and hand push dual mode and advance, abandoned original mono-propulsion source, overcome because the rider drives the defective that causes shank weak, tired for a long time.
Claims (10)
1. a high speed is two drives two Variable speed motor-assisted bicycles, comprise front fork (2) and front-wheel, front-wheel rotating shaft (1) is installed on the described front-wheel, it is characterized in that: flying wheel (41) before the flying wheel (4) and second before being equipped with first in the front-wheel rotating shaft (1), the flying wheel (4) and the second preceding flying wheel (41) are provided with the both sides of front-wheel respectively before first, are equipped with on front fork (2) and drive the ratchet gearing that flying wheel (41) rotates before the flying wheel (4) and second before first.
2. the two pair Variable speed motor-assisted bicycles that drive of a kind of high speed according to claim 1 is characterized in that: push away actuating device and post-tensioning actuating device before described ratchet gearing comprises.
3. the two pair Variable speed motor-assisted bicycles that drive of a kind of high speed according to claim 2, it is characterized in that: push away actuating device before described and comprise first turning cylinder (9) that is installed on the front fork (2), first ratchet (12) and first drive sprocket (3) are installed on described first turning cylinder (9), are in transmission connection by chain (5) between the flying wheel (4) before first drive sprocket (3) and first.
4. the two pair Variable speed motor-assisted bicycles that drive of a kind of high speed according to claim 3, it is characterized in that: push rod (6) is installed on described first turning cylinder (9), push rod (6) is rotationally connected with first turning cylinder (9), and described push rod (6) is gone up with the cooresponding position of first ratchet (12) first ratchet (11) is installed.
5. the two pair Variable speed motor-assisted bicycles that drive of a kind of high speed according to claim 4, it is characterized in that: depression bar (14) is installed on described first ratchet (11), go up and the cooresponding position of depression bar (14) is separately installed with spring tongue (16) at push rod (6), the upper end of described push rod (6) is plugged with expansion link (7), be provided with collapsible drawing handle (8) in expansion link (7) end, described expansion link (7) is a connecting lever structure capable of reversing with push rod (6) bonded assembly end position.
6. the two pair Variable speed motor-assisted bicycles that drive of a kind of high speed according to claim 2, it is characterized in that: second ratchet (121) also is installed on described first turning cylinder (9), first ratchet (12) and second ratchet (121) are installed in the both sides of push rod (6) respectively and oppositely are provided with, first ratchet (12) is connected with first turning cylinder (9) key, one side of described second ratchet (121) is fixedly connected with a driving gear (122), described second ratchet (121) and driving gear (122) are rotationally connected with first turning cylinder (9), and described push rod (6) is gone up with the cooresponding position of second ratchet (121) second ratchet (111) is installed.
7. a kind of high speed according to claim 6 is two to drive two Variable speed motor-assisted bicycles, it is characterized in that: be separately installed with depression bar (14) on described second ratchet (111), go up and the cooresponding position of depression bar (14) is equipped with spring tongue (16) at push rod (6).
8. the two pair Variable speed motor-assisted bicycles that drive of a kind of high speed according to claim 2, it is characterized in that: push away actuating device before described and comprise first turning cylinder (9) that is installed on the front fork (2), the first directed ratchet (21) and first drive sprocket (3) are installed on described first turning cylinder (9), are in transmission connection by chain (5) between the flying wheel (4) before first drive sprocket (3) and first;
The second directed ratchet (211) and push rod (6) also are installed on described first turning cylinder (9), the first directed ratchet (21) and the second directed ratchet (211) are installed in the both sides of push rod (6) respectively and oppositely are provided with, and a side of the described second directed ratchet (211) is fixedly connected with a driving gear (122).
9. the two pair Variable speed motor-assisted bicycles that drive of a kind of high speed according to claim 8, it is characterized in that: described push rod (6) is rotationally connected with first turning cylinder (9), be provided with in the middle of the bottom of described push rod (6) and press ratch (22), the two ends of described pressure ratch (22) lay respectively in the teeth groove of the first directed ratchet (21) and the second directed ratchet (211).
10. according to claim 7 or the two pair Variable speed motor-assisted bicycles that drive of 9 described a kind of high speeds, it is characterized in that: described post-tensioning actuating device comprises second turning cylinder (91) that is installed on the front fork (2), second drive sprocket (31) and driven gear (13) are installed on second turning cylinder (91), described driven gear (13) is meshed with driving gear (122), driven gear (13) is connected with second turning cylinder (91) key, and flying wheel (41) is in transmission connection by chain (51) before second drive sprocket (31) and second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200529426U CN201951658U (en) | 2011-01-26 | 2011-02-24 | High-speed double-driving double-speed-change power-assisted vehicle |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110027846.0 | 2011-01-26 | ||
| CN201110027846 | 2011-01-26 | ||
| CN2011200529426U CN201951658U (en) | 2011-01-26 | 2011-02-24 | High-speed double-driving double-speed-change power-assisted vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201951658U true CN201951658U (en) | 2011-08-31 |
Family
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200529426U Expired - Fee Related CN201951658U (en) | 2011-01-26 | 2011-02-24 | High-speed double-driving double-speed-change power-assisted vehicle |
| CN 201110050535 Pending CN102133919A (en) | 2011-01-26 | 2011-02-24 | High-speed double-driving double-transmission power assistant vehicle |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110050535 Pending CN102133919A (en) | 2011-01-26 | 2011-02-24 | High-speed double-driving double-transmission power assistant vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN201951658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133919A (en) * | 2011-01-26 | 2011-07-27 | 李伟 | High-speed double-driving double-transmission power assistant vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085929B (en) * | 2013-01-29 | 2014-09-10 | 毕竞超 | Elasticity type bicycle front driving device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88210021U (en) * | 1988-01-13 | 1988-08-31 | 金文江 | Double-drive bicycle |
| CN2042060U (en) * | 1988-06-28 | 1989-08-02 | 张俊涛 | Bicycle with hand-driven front wheel |
| CN2152757Y (en) * | 1992-12-21 | 1994-01-12 | 夏鲁泉 | Bicycle operated both by hands and by feet |
| CN2292069Y (en) * | 1996-10-23 | 1998-09-23 | 赵明哲 | Handlebar driving front wheel device for bicycle |
| CN2299800Y (en) * | 1997-05-09 | 1998-12-09 | 解本华 | Push-pull handlebar body-building bicycle |
| CN2868823Y (en) * | 2006-01-12 | 2007-02-14 | 周永建 | Drive-axle type bicycle |
| CN201062072Y (en) * | 2006-11-24 | 2008-05-21 | 王学敏 | Rearwheel-steering front-wheel dual-drive bicycle |
| CN201951658U (en) * | 2011-01-26 | 2011-08-31 | 李伟 | High-speed double-driving double-speed-change power-assisted vehicle |
-
2011
- 2011-02-24 CN CN2011200529426U patent/CN201951658U/en not_active Expired - Fee Related
- 2011-02-24 CN CN 201110050535 patent/CN102133919A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133919A (en) * | 2011-01-26 | 2011-07-27 | 李伟 | High-speed double-driving double-transmission power assistant vehicle |
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| Publication number | Publication date |
|---|---|
| CN102133919A (en) | 2011-07-27 |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20130224 |