CN202966573U - Pedal gear transmission tricycle - Google Patents
Pedal gear transmission tricycle Download PDFInfo
- Publication number
- CN202966573U CN202966573U CN 201220542572 CN201220542572U CN202966573U CN 202966573 U CN202966573 U CN 202966573U CN 201220542572 CN201220542572 CN 201220542572 CN 201220542572 U CN201220542572 U CN 201220542572U CN 202966573 U CN202966573 U CN 202966573U
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- pedal
- ratchet
- seat
- gear
- bar
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Abstract
A pedal gear transmission tricycle comprises a tricycle body, a handlebar, a front wheel, two rear wheels and a saddle; the central shaft of the two rear wheels are connected with a differential mechanism; a transmission gear is arranged on each of the two sides of the differential mechanism; each transmission gear is connected with the differential mechanism through an annullable ratchet wheel; each transmission gear is meshed and matched with a gearwheel respectively; and the gearwheels are fixedly connected with pedals which are arranged on the two sides of the tricycle body and used for driving the gearwheels to perform reciprocating rotation. Through the adoption of the structure, the pedal gear transmission tricycle has the advantages that the riding becomes more labor-saving, the transmission is reliable, the arrangement of the differential mechanism enables the turning to be more flexible, and the combined structure of ratchet mechanisms and an internal meshing mode allows a reciprocating pedal driving mode to be possible, that is, compared with the pedal driving mode in the prior art, the working of the ratchet mechanisms is in a state that a human body is most easily to generate power, so that the riding efficiency is improved.
Description
Technical field
The utility model relates to a kind of tricycle, especially a kind of pedal gear transmission tricycle.
Background technology
Tricycle to balanced capacity weaken year by year vast in, the elderly is a kind of traffic, shopping, body-building of important, environmental protection, the instrument of leisure.But existing tricycle is because existing some defectives not to be used widely.These defectives are: 1, two-wheeled preposition is taken turns rearmounted tricycle and is easily exceeded because of the people's that rides center of gravity the delta-shaped region overturning that the three-wheel touchdown point forms.If widen two track fronts from or lengthen the front and rear wheel distance, although defects can obtain some improvement, cause again vehicle body huge not easy to store.2, a bicycle of taking turns preposition two-wheeled postposition is divided into f-w-d and back-wheel drive two clocks.F-w-d turning the sharp turn or large can causing when curved trampled difficulty; The extensively employing chain gear at present of back-wheel drive, driving efficiency is low, transmission balance and poor reliability (situation of chain is fallen in existence), add most vehicle and all there is no diff, cause turning dumb, control poor-performing, be difficult to adapt in difference, the elderly's muscle power and road conditions, in giving, the elderly's use makes troubles.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of pedal gear transmission tricycle, and having can the labour-saving pedal gear, and turns flexibly, and driving efficiency is high.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of pedal gear transmission tricycle, comprise vehicle body, handlebar, front-wheel, trailing wheel and vehicle seat, the center shaft of two trailing wheels is connected with diff, the diff both sides respectively are provided with a transmission gear, transmission gear is connected with diff by putting empty single direction ratchet, each transmission gear becomes respectively interior engagement fit with a big gear wheel, each big gear wheel is captiveed joint with the pedal that is positioned at vehicle body both sides and is used for driving the big gear wheel reciprocating rotary respectively.
Pedal also is provided be used to the spring that pedal is resetted or pedal linkage device near the position at middle part.
In described pedal linkage device, the pedal linkage center link is captiveed joint with car body, sticks up bar middle part hinged with the pedal linkage center link, stick up bar two ends by pipe link be connected joint and be connected with the pedal that is positioned at vehicle body both sides respectively.
Described transmission gear is captiveed joint with the ratchet part of ratchet, and the ratchet of ratchet part is captiveed joint with diff, and the ratchet part of ratchet is put the sky device by ratchet and driven along the ratchet axial motion and realize that ratchet puts switching empty and coupled condition.
Described vehicle seat bottom is provided with the seat revolving bar, and the front end of seat revolving bar and vehicle body are hinged in the position near handlebar, and the middle part of seat revolving bar forms support by the seat strut bar on vehicle body.
Described seat strut bar is provided with shock absorption device.
Described seat strut bar front end is provided with seat strut bar wedge end, and seat strut bar wedge end is inserted in ratchet and puts between sky device pitman, and ratchet is put sky device pitman and put the sky device with ratchet and be connected.
Described handlebar and vehicle body are hinged, are provided with handle bar locking apparatus at hinged position.
Described vehicle body is provided with the goods basket, and goods basket bottom is connected with vehicle body by goods basket strut, and the front side of goods basket is passed through the goods basket and linked up with and be connected with the seat revolving bar.
A kind of pedal gear transmission tricycle that the utility model provides becomes comparatively laborsaving by adopting above-mentioned structure, make to ride, and reliable transmission, and the diff of setting makes turning more flexible.The unitized construction of ratchet device and interior engagement system makes reciprocating foot-operated type of drive become possibility, namely compares with foot-operated mode of the prior art, and the acting of this mechanism just in time is in the state that human body is the most easily had an effect, thereby has improved the efficient of riding.By the long pedal that arranges, can be on the pushes pedals such as upward slope, level road, lowland different points, thereby comparatively laborsaving.The pedal linkage device that arranges between two pedals has been realized the alternating movement of two pedals with lower energy consumption.Because gear transmission is high than the chain gear effect, so total effect of the present utility model also is greatly improved than total effect of ordinary bicycle.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is integral structure schematic diagram of the present utility model.
Fig. 2 is the structural representation when folding of the present utility model.
Fig. 3 is the plan structure schematic diagram in the utility model.
Fig. 4 is the structural representation of drive mechanism in the utility model, and the omissive representation that adopts in figure has omitted the antimeric structure in right side.
Fig. 5 is the structural representation of pedal linkage device in the utility model.
Fig. 6 is the drive mechanism schematic diagram that in the utility model, ratchet is put the sky device.
Fig. 7 is the force analysis figure of interior engagement transmission mechanism in the utility model.
in figure: vehicle body 1, front-wheel 2, trailing wheel 3, handlebar 4, handle bar locking apparatus 5, tow handle 6, vehicle seat 7, big gear wheel 8, transmission gear 9, big internal gear bearing 10, the first pedal 11, the second pedal 12, pedal linkage device 13, seat revolving bar 14, seat strut bar 15, shock absorption device 16, goods basket hook 17, goods basket 18, goods basket carrying handle 19, goods basket strut 20, hook attachment for trailer 21, little goods basket 22, goods basket blocking device 23, vehicle seat fastening device 24, seat fastening device 25, center shaft 26, sleeve 27, ratchet 28, ratchet is put sky device 29, diff 30, brake gear 31, bearing 32, pedal linkage center link 33, stick up bar 34, universal joint 35, seat strut bar wedge end 36, ratchet is put sky device pitman 37.
The specific embodiment
In Fig. 1, Fig. 3-4, a kind of pedal gear transmission tricycle, comprise vehicle body 1, handlebar 4, front-wheel 2, trailing wheel 3 and vehicle seat 7, the center shaft 26 of two trailing wheels 3 is connected with diff 30, diff 30 both sides respectively are provided with a transmission gear 9, transmission gear 9 is connected with diff 30 by putting empty single direction ratchet 28, each transmission gear 9 respectively with one by big gear wheel bearing 10 be arranged on big gear wheel 8 on vehicle body 1 form in engagement fit, each big gear wheel 8 is captiveed joint with the pedal that is positioned at vehicle body 1 both sides and is used for driving big gear wheel 8 reciprocating rotaries respectively.Big gear wheel 8 in this example is for transmission gear 9.In Fig. 4, center shaft 26 outsides are also overlapped sleeve 27 are arranged, and the sleeve 27 of setting also is provided with the brake gear 31 for brake for increasing the moment of torsion that transmits on sleeve 27.Sleeve 27 and diff 30 are by bearing 32 supportings.Engagement fit in adopting makes transmission comparatively reliable because cornerite is large, and is easy to realize larger transmitting ratio.
In Fig. 1 and Fig. 5, pedal also is provided be used to the pedal linkage device 13 that pedal is resetted near the position at middle part.
In Fig. 5, in described pedal linkage device 13, pedal linkage center link 33 is captiveed joint with car body, sticks up bar 34 middle parts and pedal linkage center link 33 hinged, stick up bar 34 two ends by pipe link be connected joint 35 and be connected with the pedal that is positioned at vehicle body 1 both sides respectively.Structure thus, when the first pedal 11 was operated, under the effect of sticking up bar 34, the second pedal 12 was by jack-up, thus energy consumption is lower.
In Fig. 4, described transmission gear 9 is captiveed joint with the ratchet part of ratchet 28, the ratchet of ratchet 28 part is captiveed joint with diff 30, and the ratchet part of ratchet 28 is put sky device 29 by ratchet and driven along ratchet 28 axial motions and realize that ratchet 28 puts switching empty and coupled condition.Due to the single-direction transmission characteristic of ratchet 28, make the first pedal 11 and second pedal 12 of crankmotion, change the rotary actuation to diff 30 into.
In Fig. 1, Fig. 2, described vehicle seat 7 bottoms are provided with seat revolving bar 14, and the front end of seat revolving bar 14 and vehicle body 1 are hinged in the position near handlebar 4, and the middle part of seat revolving bar 14 forms support by seat strut bar 15 on vehicle body 1.Park or draw capable the time, can be with folding placement of whole vehicle seat 7, and with vehicle seat fastening device 24, seat fastening device 25 locks.
In Fig. 1, described seat strut bar 15 is provided with shock absorption device 16.
In Fig. 1, Fig. 6, described seat strut bar 15 front ends are provided with seat strut bar wedge end 36, and seat strut bar wedge end 36 is inserted in ratchet and puts between sky device pitman 37, and ratchet is put sky device pitman 37 and put sky device 29 with ratchet and be connected.
Described handlebar 4 is hinged with vehicle body 1, is provided with handle bar locking apparatus 5 at hinged position.
Described vehicle body 1 is provided with goods basket 18, and goods basket 18 bottoms are connected with vehicle body 1 by goods basket strut 20, and the front side of goods basket 18 is passed through the goods basket and linked up with 17 and be connected with seat revolving bar 14.
During use, in Fig. 1, when trampling get on the bus on earth this moment ratchet of the first pedal 11 or the second pedal 12, the bicyclist putting dummy status, take vehicle seat 7, the ratchet that the seat strut bar wedge end 36 of seat strut bar 15 is inserted in Fig. 6 is put between sky device pitman 37, put to be provided with on sky device pitman 37 at ratchet and make its spring that resets, in order to reset ratchet 28 to putting dummy status when seat strut bar wedge end 36 is drawn out of.Put sky device pitman 37 drive ratchets by ratchet and put 29 motions of sky device, driving pawl 28 is positioned at mode of operation.The bicyclist alternately tramples the first pedal 11 and the second pedal 12, drive respectively the big gear wheel 8 reciprocating rotation certain angles of left and right, thereby band nutating gear 9 reciprocating rotaries, and drive diff 30 single direction rotations by ratchet 28, and drive center shaft 26 and trailing wheel 3 single direction rotations.Three-wheel vehicle advances and can rely on coast.Owing to being provided with diff 30, so left and right center shaft 26 all right relative motion in rotating in same direction can be turned car flexibly when advancing.The bicyclist can according to different muscle power and road conditions, trample the diverse location on the first pedal 11 and the second pedal 12, thereby reach the labour-saving purpose.Speed of advance is by trampling frequency adjustment.When arriving the destination, but left and right trailing wheel 3 synchronous brakes, and brake gear 31 is contained on left and right sleeve 27.
After brake, both feet are pedaled on two pedals, slightly lift buttocks, and seat strut bar 15 is upspring, and ratchet is put sky device pitman 37 and resetted, and the drive ratchet is put sky device 29 and stirred slip ring, makes ratchet 28 put sky.At this moment, the bicyclist tramples the first pedal 11 or the second pedal 12 is got off on earth afterwards, and this sample car is got off steadily and safety as you were.
When needing folding dragging, at first take off goods basket 18, mention vehicle seat 7, seat strut bar 15 lower end edge two side slideways are depressed seat revolving bar 14 to headstock limit sliding edge, until be stuck on seat fastening device 25.Then mention handle bar locking apparatus 5, the latch of handle bar locking apparatus 5 employings in this example.The handlebar 4 that falls down, and by little goods basket 22 fastening devices on handlebar, handlebar is stuck on vehicle seat fastening device 24.Again the goods basket is placed on the handlebar 4 of lodging when needing goods basket 18, and with goods basket blocking device 23 locking, mentions and tow handle 6 and can tow shopping etc., the also rideable shopping of occasion that is allowing.When parking outside, available chain lock will tow handle and on-the-spot fixing shaft thing locks together; Be in when parking, can car load be hung on the hook of metope by towing handle, reduce and take up an area.The operation that recovers riding condition is got final product by above-mentioned contrary operation.
In Fig. 7, according to mechanical knowledge as can be known, all for the rotation work done of circle, and have component along radial direction with radius of circle off plumb application force perpendicular to the application force of radius of circle, the component perpendicular to radius that is used in the circle rotation reduces, and therefore effect also reduces.As shown in Figure 7, the scope that pedal of the present invention the is trampled shade B district that effect is higher in the drawings, and ordinary bicycle to trample the scope of application force be semicircle A, B, C district, most of application force effect is lower, add gear transmission high than the chain gear effect, so total effect of the present invention is greatly improved than total effect of ordinary bicycle.
Claims (9)
1. pedal gear transmission tricycle, comprise vehicle body (1), handlebar (4), front-wheel (2), trailing wheel (3) and vehicle seat (7), it is characterized in that: the center shaft (26) of two trailing wheels (3) is connected with diff (30), diff (30) both sides respectively are provided with a transmission gear (9), transmission gear (9) is connected with diff (30) by putting empty single direction ratchet (28), engagement fit in each transmission gear (9) forms with big gear wheel (8) respectively, each big gear wheel (8) is captiveed joint with the pedal that is positioned at vehicle body (1) both sides and is used for driving big gear wheel (8) reciprocating rotary respectively.
2. a kind of pedal gear transmission tricycle according to claim 1 is characterized in that: pedal also is provided be used to the pedal linkage device that pedal is resetted (13) near the position at middle part.
3. a kind of pedal gear transmission tricycle according to claim 2, it is characterized in that: in described pedal linkage device (13), pedal linkage center link (33) is captiveed joint with car body, stick up bar (34) middle part hinged with pedal linkage center link (33), stick up bar (34) two ends by pipe link be connected joint (35) and be connected with the pedal that is positioned at vehicle body (1) both sides respectively.
4. a kind of pedal gear transmission tricycle according to claim 1, it is characterized in that: described transmission gear (9) is captiveed joint with the ratchet part of ratchet (28), the ratchet of ratchet (28) part is captiveed joint with diff (30), and the ratchet part of ratchet (28) is put sky device (29) by ratchet and driven along ratchet (28) axial motion and realize that ratchet (28) puts switching empty and coupled condition.
5. a kind of pedal gear transmission tricycle according to claim 1, it is characterized in that: described vehicle seat (7) bottom is provided with seat revolving bar (14), the front end of seat revolving bar (14) and vehicle body (1) are hinged in the position near handlebar (4), and the middle part of seat revolving bar (14) is supported upper formation of vehicle body (1) by seat strut bar (15).
6. a kind of pedal gear transmission tricycle according to claim 5, it is characterized in that: described seat strut bar (15) is provided with shock absorption device (16).
7. a kind of pedal gear transmission tricycle according to claim 5, it is characterized in that: described seat strut bar (15) front end is provided with seat strut bar wedge end (36), seat strut bar wedge end (36) is inserted in ratchet and puts between sky device pitman (37), and ratchet is put sky device pitman (37) and put sky device (29) with ratchet and be connected.
8. a kind of pedal gear transmission tricycle according to claim 1 is characterized in that: described handlebar (4) is hinged with vehicle body (1), is provided with handle bar locking apparatus (5) at hinged position.
9. a kind of pedal gear transmission tricycle according to claim 1, it is characterized in that: described vehicle body (1) is provided with goods basket (18), goods basket (18) bottom is connected with vehicle body (1) by goods basket strut (20), and the front side of goods basket (18) is connected with seat revolving bar (14) by goods basket hook (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220542572 CN202966573U (en) | 2012-10-23 | 2012-10-23 | Pedal gear transmission tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220542572 CN202966573U (en) | 2012-10-23 | 2012-10-23 | Pedal gear transmission tricycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202966573U true CN202966573U (en) | 2013-06-05 |
Family
ID=48507681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220542572 Expired - Fee Related CN202966573U (en) | 2012-10-23 | 2012-10-23 | Pedal gear transmission tricycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202966573U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103770899A (en) * | 2012-10-23 | 2014-05-07 | 余开云 | Pedal gear transmission tricycle |
-
2012
- 2012-10-23 CN CN 201220542572 patent/CN202966573U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103770899A (en) * | 2012-10-23 | 2014-05-07 | 余开云 | Pedal gear transmission tricycle |
| CN103770899B (en) * | 2012-10-23 | 2016-08-31 | 余开云 | Pedal gear transmission tricycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20161023 |