CN105836029B - A kind of labour-saving bicycle - Google Patents
A kind of labour-saving bicycle Download PDFInfo
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- CN105836029B CN105836029B CN201610331105.4A CN201610331105A CN105836029B CN 105836029 B CN105836029 B CN 105836029B CN 201610331105 A CN201610331105 A CN 201610331105A CN 105836029 B CN105836029 B CN 105836029B
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- wheel
- bar
- casing
- shaft
- compression bar
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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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The present invention relates to a kind of bicycle, especially a kind of labour-saving bicycle.Existing bicycle is all to have vehicle frame, front-wheel, rear-wheel, handlebar, vehicle seat, and sprocket wheel is housed on vehicle frame between front wheels and rear wheels, is mutually driven by chain with the ratchet mechanism on hind axle, sprocket wheel is trampled by the crank and foot pedal of two sides for manpower.The mechanical characteristic of this structure is restricted, and labor-saving effect is bad, in addition, driving chain is easy to damage, maintenance is inconvenient.The present invention includes vehicle frame, front-wheel, rear-wheel, handlebar, vehicle seat, it is characterised in that: the rear-wheel two sides are respectively equipped with the compression bar extended forwards, and two compression bars are connected by linkage mechanism, and the rear end of compression bar is mutually driven by transmission parts with rear-wheel.The features such as present invention drives wheel using swing rod, and the arm of force is long, and torque is big, force-saving synergistic, and has structure simple, cheap, sturdy and durable, it is expected to the regeneration product as existing bicycle.
Description
Technical field
The present invention relates to a kind of bicycle, especially a kind of labour-saving bicycle.
Background technique
Existing bicycle is all to have vehicle frame, front-wheel, rear-wheel, handlebar, vehicle seat, is equipped on vehicle frame between front wheels and rear wheels
Sprocket wheel is mutually driven by chain with the ratchet mechanism on hind axle, and sprocket wheel is trampled by the crank and foot pedal of two sides for manpower.
Obviously, the torque that the longer axle center to sprocket wheel of crank is formed is bigger.But the too long trample action for being unsuitable for people of crank, thus,
The mechanical characteristic of this structure is restricted, and labor-saving effect is bad, in addition, driving chain is easy to damage, maintenance is inconvenient.
Summary of the invention
The purpose of the present invention is changing the chain transmission mode of existing bicycle, provide a kind of laborsaving, efficient, durable
Bicycle.
Technical solution used by solving the above problems is: develop a kind of labour-saving bicycle, including vehicle frame, front-wheel, rear-wheel,
Handlebar, vehicle seat, it is characterised in that: the rear-wheel two sides are respectively equipped with the compression bar extended forwards, and two compression bars pass through linkage
Mechanism is connected, and the rear end of compression bar is mutually driven by transmission parts with rear-wheel.
The linkage mechanism is a flexible cable, and the both ends of flexible cable are separately connected the front end of two compression bars, hang in the middle part of flexible cable
It hangs on the pulley of vehicle frame.
The core wheel of the rear-wheel is equipped with tubular sleeve, and the wheel shaft of rear-wheel is inserted by a shaft and one section of casing, i.e.,
A part of shaft is inserted in casing, and the both ends of axle sleeve are rotatably assorted with shaft, casing respectively, and single-direction transmission is equipped in the middle part of axle sleeve
Opposite in the middle part of internal tooth, the inner end of casing and axle sleeve, shaft and casing are respectively provided with the pawl of a single-direction transmission, two pawls difference
It is matched with internal tooth, shaft and casing are rotatably assorted with vehicle frame respectively, and the outer end of shaft and casing is respectively fixedly connected with a compression bar.
Driving gear is installed in the rear end of the compression bar, and driving gear passes through directive wheel and spine before opposing rear wheels wheel shaft
Wheel mechanism is mutually driven with rear-wheel.
Driving gear is installed in the rear end of the compression bar, and driving gear passes through directive wheel and spine after opposing rear wheels wheel shaft
Wheel mechanism is mutually driven with rear-wheel.
The front-wheel two sides are respectively equipped with a tommy bar, and tommy bar is mutually driven by ratchet mechanism with front-wheel, the rear end of tommy bar and
Compression bar front end is mutually driven.
The tommy bar extends back, and every tommy bar has two sections of rod pieces, and the interconnecting piece of two sections of rod pieces is equipped with elongated slot, in elongated slot
Connected by bar to be formed can horizontal buckling bending section, rear end and the compression bar front end of tommy bar are mutually hinged.
The tommy bar upwardly extends, and is equipped with tension spring in front of tommy bar or flexible cable is mutually drawn with vehicle frame, and tommy bar and compression bar pass through flexible cable
Xiang La.
The linkage mechanism is to be provided with a set of bevel reduction gear set in the axle sleeve of wheel, bevel reduction gear set there are two and wheel
The side gear that wheel shaft is rotatably assorted and the gear teeth are opposite is meshed between two side gears at least one intermediate gear, center tooth
Wheel shaft is vertical with wheel hub and is fixedly connected with, and two outwardly extending wheel discs of side gear pass through the internal tooth list of ratchet and wheel axle sleeve
It is rotatably assorted to transmission, and with wheel axle sleeve, outermost one section one end respectively with a compression bar or tommy bar is fixedly connected with, the wheel shaft of wheel
Both ends are crossed side gear outer end and are fixedly connected with respectively with vehicle frame.
The beneficial effects of the present invention are: driving wheel using swing rod, the arm of force is long, and torque is big, force-saving synergistic, and has structure
Simply, cheap, it is sturdy and durable the features such as, especially with front and back driving and dedicated linkage mechanism, structure it is more excellent
Change, labor-saving effect is more prominent, it is expected to the regeneration product as existing bicycle.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the first embodiment；
Fig. 2 is the overlooking structure diagram of the first embodiment；
Fig. 3 is the structural schematic diagram of second of embodiment；
Fig. 4 is the structural schematic diagram of the third embodiment；
Fig. 5 is the structural schematic diagram of the 4th kind of embodiment；
Fig. 6 is the overlooking structure diagram of the 4th kind of embodiment；
Fig. 7 is the structural schematic diagram of the 5th kind of embodiment；
Fig. 8 is the structure diagram of the 5th kind of embodiment；
Fig. 9 is the local structure perspective of the 6th kind of embodiment；
Figure 10 is the partial structure sectional view of the 6th kind of embodiment；
Figure 11 is the drive mechanism schematic diagram of the 6th kind of embodiment.
Visible in figure: 1. vehicle frames, 2. front-wheels, 3. handlebars, 4. vehicle seats, 5. rear-wheels, 6. wheel shafts, 7. compression bars, 8. flexible cables, 9. is sliding
Wheel, 10. ratchets, 11. shafts, 12. casings, 13. driving gears, 14. directive wheels, 15. tommy bars, 16. bending sections, 17. tension springs,
18. drag-line, 19. intermediate gears, 20. transmission, 21. side gears, 22. axle sleeves.
Specific embodiment
The first embodiment: as shown in Figure 1 and Figure 2, vehicle frame 1 is mainly made of two triangle pipe support, and vehicle is housed on vehicle frame 1
3 and vehicle seat 4, vehicle frame rear and front end is respectively provided with front-wheel 2 and rear-wheel 5.5 two sides of rear-wheel are respectively equipped with one and extend forwards
Compression bar 7, two compression bars 7 are connected by linkage mechanism, and there are many form of linkage mechanism, and this example is it is recommended that a flexible cable 8
Both ends are connected with the outer end of two compression bars, and hanging is on the pulley 9 of vehicle frame 1 in the middle part of flexible cable.The rear end of compression bar 7 passes through driving section
Part is driven with 5 phase of rear-wheel.The core wheel of the rear-wheel 5 is equipped with tubular sleeve, and the wheel shaft 6 of rear-wheel 5 is covered by a shaft 11 and one section
Pipe 12 inserts, i.e., a part of shaft 11 is inserted in casing 12, and the both ends of axle sleeve are matched with shaft 11, the rotation of casing 12 respectively
It closes, the internal tooth of single-direction transmission is equipped in the middle part of axle sleeve, the inner end of casing 12 and axle sleeve middle part are opposite, and shaft 11 and casing 12 are respectively provided with
The pawl of one single-direction transmission, two pawls are matched with internal tooth, that is, ratchet 10 respectively, shaft 11 and casing 12 respectively with vehicle frame 1
It is rotatably assorted, the outer end of shaft 11 and casing 12 is respectively fixedly connected with a compression bar 7.
Shaft 11 or casing 12 can be driven to rotate in use, trampling side compression bar, axle sleeve and wheel are driven by pawl
Rotation.Meanwhile other side compression bar is pullled by flexible cable 8 and is lifted upwards, ratchet and pawl is disengaged from and mutually slides.This mistake
Journey is repeated, two compression bars, 7 up-down alternative motion, and bicycle can constantly be driven to move ahead.
Second of embodiment: it as shown in figure 3, on the basis of previous embodiment, is increased between compression bar 7 and hind axle actively
Gear 13.The wheel shaft 6 of rear-wheel 5 is equipped with ratchet 10, and driving gear 13 is located at 10 front of ratchet, and driving gear 13 and ratchet 10 are logical
Cross 14 engaged transmission of directive wheel.The rear end of compression bar 7 is fixed on driving gear 13, and front end is connected by flexible cable 8, and flexible cable 8 is hung
On the pulley 9 at 1 crossbeam of vehicle frame.When riding, trampling compression bar 7 rotates driving gear 13, and driving gear 13 drives directive wheel
14 and ratchet 10 rotate, ratchet 10 switch to lockup state driving wheel also rotate forward.Meanwhile flexible cable 8 is upward by opposite side compression bar 7
Pull-up drives opposite side driving gear 13, directive wheel 14, ratchet 10 to rotate backward, and opposite side ratchet 10 switchs to free state, compression bar 7
Such alternatively swinging can make bicycle persistently move ahead.
The third embodiment: as shown in figure 4, on the basis of previous embodiment, after driving gear 13 is located at ratchet 10
Side, 13 core wheel of driving gear move back, and the front position of compression bar 7 is constant, to make 7 length of compression bar increase, before the present embodiment is compared
The growth of the embodiment arm of force is stated, the torque of driving gear 13 is increased, rides also more labor-saving.
4th kind of embodiment: as shown in Figure 5, Figure 6, on the basis of previous embodiment, change rear wheel drive is Two-wheeled.It removes
5 two sides of rear-wheel are installed other than two compression bars 7, and there are also installed two tommy bars 15 2 two sides of front-wheel.Set at the wheel shaft 6 of front-wheel 2
Ratchet mechanism is set, 2 two sides of front-wheel respectively fill a tommy bar 15, and tommy bar 15 extends back, and tommy bar 15 is by ratchet mechanism with before
The transmission of 2 phases is taken turns, rear end and 7 front end of compression bar of tommy bar 15 are mutually hinged.Different from rear-wheel 5, front wheel 2 has both turning function,
It can deflect with the rotation of handlebar 3.7 need of compression bar of rear-wheel 5 is driven to swing up and down, and the tommy bar 15 of front-wheel 2 is driven to remove
Outside swinging up and down, it need to also swing with front-wheel 2.For this purpose, the rear end of tommy bar 15 need to be connect with 7 front end of compression bar by movable part,
Such as the connection types such as universal shaft, flexural pivot, flexible cable.Every tommy bar 15 has two sections of rod pieces, and the interconnecting piece of two sections of rod pieces is set
Have an elongated slot, connected in elongated slot by bar to be formed can horizontal buckling bending section 16, solve the drive with turning function front-wheel
The combination problem of the driving device of dynamic device and rear-wheel.By mechanical knowledge it is found that this Two-wheeled is not rear wheel drive dress
The simple transplanting set, but the space being preferably utilized between front and back wheel, are equivalent to and further increase the arm of force, increase certainly
The driving force of driving makes to ride more laborsaving.
5th kind of embodiment: as shown in Figure 7, Figure 8, to be further simplified the connection structure between tommy bar 15 and compression bar 7,
On the basis of previous embodiment, tommy bar 15 is changed to upwardly extend by the present embodiment, and tommy bar 15 is drawn with compression bar 7 by 8 phase of flexible cable.To protect
Demonstrate,prove the consistency of driving direction, ipsilateral tommy bar and compression bar be connected with a set of flexible cable, the tommy bar and compression bar of opposite side with it is another set of soft
Suo Xianglian, this allows for compression bar 7 when swinging alternatively up and down, can pull 15 front and back alternatively swinging of tommy bar.Such as second of embodiment
Shown, longitudinal flexible cable can be such that two compression bars 7 swing alternatively up and down, and two tommy bars 15 are as realized front and back alternatively swinging, then need by
15 return of plate stem.As shown in Figure 8 a, two tommy bars, 15 top setting, 17 phase of spring is drawn, as shown in Figure 8 b, the setting of two tommy bars, 15 top
18 phase of drag-line is drawn, and spring 17 or drag-line 18 all can be by 15 returns of tommy bar.The power transmission that the present embodiment will act on compression bar arrives
Rear-wheel, at the same by flexible cable by power transmission to front-wheel, the single wheel drive of previous embodiment is changed to two-wheel drive, be equivalent into
One step increases the arm of force, increases the driving force of bicycle, makes to ride more laborsaving, and simplifies compression bar in the 4th kind of embodiment
Power drive mechanism between tommy bar.The driving device of rear-wheel is not simply applied on front-wheel by the present embodiment, but
While optimizing power transmission, preferably solve that there is the driving device of turning function front-wheel and the driving device of rear-wheel mutually to tie
The problem of conjunction.
6th kind of embodiment: as shown in Fig. 9, Figure 10, Figure 11, on the basis of previous embodiment, to the driver of bicycle
Linkage mechanism between the compression bar of structure, especially two or two tommy bars has done further improvement.The linkage mechanism is preceding
The axle sleeve 22 of wheel and/or rear-wheel is provided with a set of bevel reduction gear set, bevel reduction gear set there are two being rotatably assorted with wheel hub and
The opposite side gear 21 of the gear teeth is meshed between two side gears 21 at least one intermediate gear 19,19 axis of intermediate gear with
Wheel hub 6 is vertical and is fixedly connected with, and two outwardly extending wheel discs of side gear 21 are divided into three sections, and one section passes through transmission 20 i.e. spine
The internal tooth single-direction transmission of pawl and wheel axle sleeve 22, another section is rotatably assorted with wheel axle sleeve 22 preferably by bearing, and outermost one section
Respectively one end with a compression bar 7 or tommy bar 15 is fixedly connected with, 6 both ends of wheel shaft of wheel cross 21 outer end of side gear respectively with 1 phase of vehicle frame
It is connected.Here bevel gear can be the bevel gear of standard, be also possible to the ring gear that two medial surface peripheries are evenly distributed with the gear teeth,
The intermediate gear 19 being meshed with side gear can be bevel gear, be also possible to spur gear, and lateral surface is preferably a spherical surface
Or the arc surface around wheel shaft 6.Intermediate gear 19 can be arranged multiple around wheel shaft 6, be also possible to be mounted side by side and be intermeshed
Odd gearset group.As long as can all be as long as the structure the side gear 21 that the rotation of side gear 21 is reversely transmitted to opposite
Same technical solution.
In use, when the compression bar of side or tommy bar are swung to a direction, another compression bar or tommy bar will be to opposite
Direction is swung.Especially when the ratchet mechanism of a compression bar or tommy bar is in driving trip, the spine of another compression bar or tommy bar
Wheel mechanism is in sliding stroke, and return is very easy to.Obviously, this structure is both suitable for rear-wheel, is also suitable for front-wheel.When for front-wheel
Both the mechanism that tommy bar horizontal can have been used, is also suitable for the structure of tommy bar setting.Special recommendation rear-wheel uses two horizontal compression bars, pressure
Bar front end is linked by hoist cable, and front-wheel uses two setting tommy bars, and tommy bar upper end is mutually drawn by rope with compression bar front end, tommy bar
Lower end Connectable umbrella gear set linkage mechanism, structure more simplify, and working performance is more preferable.
Claims (1)
1. a kind of labour-saving bicycle, including vehicle frame, front-wheel, rear-wheel, handlebar, vehicle seat, it is characterised in that: the rear-wheel two sides respectively fill
There is the compression bar extended forwards, two compression bars are connected by linkage mechanism, and the rear end of compression bar passes through transmission parts and rear-wheel
Mutually it is driven；
The front-wheel two sides are respectively equipped with a tommy bar, and tommy bar is mutually driven by ratchet mechanism with front-wheel, the rear end of tommy bar and compression bar
Front end is mutually driven；
The tommy bar upwardly extends, and is equipped with tension spring in front of tommy bar or flexible cable is mutually drawn with vehicle frame, and tommy bar is mutually drawn with compression bar by flexible cable；
The core wheel of the rear-wheel is equipped with tubular sleeve, and the wheel shaft of rear-wheel is inserted by a shaft and one section of casing, i.e., and one
Split axle bar is inserted in casing, and the both ends of axle sleeve are rotatably assorted with shaft, casing respectively, and the interior of single-direction transmission is equipped in the middle part of axle sleeve
Opposite in the middle part of tooth, the inner end of casing and axle sleeve, shaft and casing are respectively provided with the pawl of a single-direction transmission, two pawls respectively with
Internal tooth matches, and shaft and casing are rotatably assorted with vehicle frame respectively, and the outer end of shaft and casing is respectively fixedly connected with a compression bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331105.4A CN105836029B (en) | 2016-05-18 | 2016-05-18 | A kind of labour-saving bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331105.4A CN105836029B (en) | 2016-05-18 | 2016-05-18 | A kind of labour-saving bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105836029A CN105836029A (en) | 2016-08-10 |
| CN105836029B true CN105836029B (en) | 2019-08-23 |
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ID=56592697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610331105.4A Active CN105836029B (en) | 2016-05-18 | 2016-05-18 | A kind of labour-saving bicycle |
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| Country | Link |
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| CN (1) | CN105836029B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108657363A (en) * | 2018-03-30 | 2018-10-16 | 大连大学 | A kind of interaction override type scooter based on Planetary Gear Transmission |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2138616Y (en) * | 1992-09-24 | 1993-07-21 | 于兴昭 | Foot lever bicycle |
| CN1134380A (en) * | 1996-03-11 | 1996-10-30 | 魏九洲 | Crank-swinging bicycle driving device without central axle |
| CN201890335U (en) * | 2010-08-24 | 2011-07-06 | 许俊溪 | Labor-saving bicycle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2178677Y (en) * | 1993-11-16 | 1994-10-05 | 苏全伟 | Labour-saving bicycle with two axles |
| US6439592B1 (en) * | 1996-04-26 | 2002-08-27 | Christini Technologies, Inc. | Two-wheel drive two-wheeled vehicle |
| CN1454815A (en) * | 2002-12-31 | 2003-11-12 | 吴方平 | Mini bicycle |
| KR20040066072A (en) * | 2004-06-28 | 2004-07-23 | 김동욱 | The non-chain driving structure of bike |
| CN205615658U (en) * | 2016-05-18 | 2016-10-05 | 魏香云 | Labor -saving bicycle |
-
2016
- 2016-05-18 CN CN201610331105.4A patent/CN105836029B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2138616Y (en) * | 1992-09-24 | 1993-07-21 | 于兴昭 | Foot lever bicycle |
| CN1134380A (en) * | 1996-03-11 | 1996-10-30 | 魏九洲 | Crank-swinging bicycle driving device without central axle |
| CN201890335U (en) * | 2010-08-24 | 2011-07-06 | 许俊溪 | Labor-saving bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105836029A (en) | 2016-08-10 |
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