CN2068073U - Light bicycle - Google Patents
Light bicycle Download PDFInfo
- Publication number
- CN2068073U CN2068073U CN 90207788 CN90207788U CN2068073U CN 2068073 U CN2068073 U CN 2068073U CN 90207788 CN90207788 CN 90207788 CN 90207788 U CN90207788 U CN 90207788U CN 2068073 U CN2068073 U CN 2068073U
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- bicycle
- right sides
- wheel
- external gear
- assembling
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- 241000239290 Araneae Species 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 210000004907 gland Anatomy 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 241000755266 Kathetostoma giganteum Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Steering Devices For Bicycles And Motorcycles (AREA)
Abstract
The utility model relates to a light bicycle, which is arranged on the outside of the right and left of the two support frames of the base angle of a tripod. A gear mechanism (1) which is inscribed and is coaxial to a rear wheel comprises a grooved ring (4), external gears (5), and internal gears (6). Two external gears which are coaxial to the two internal gears (6) are arranged on the support frame of the base angle of the tripod and are connected with the left pedal and the right pedal (3). The utility model replaces the chain drive mechanism of existing bicycles and is characterized in that the pedals (3) drive the internal gears to drive a bicycle. The utility model has the advantages of light weight, saving force, rapid speed, compact structure, small size, convenient operation, etc.
Description
Portable bicycle is a kind of later-model bicycle.
Existing bicycle is driven by chain-driving, and is not only heavy, and quick abrasion.
The purpose of this utility model is that design is a kind of, the portable bicycle of driving with annulus mechanism.
To achieve these goals, designed the bicycle that comprises original handlebar, wheel, spider, pedal and cushion, it is characterized in that: rear wheel is installed in the crotch of base angle two stands of spider, outside laying respectively at about crotch, inner gear in the annulus mechanism that is made up of grooved ring, external gear, inner gear is coaxial, and left and right sides pedal assembles with the wheel rim of external gear respectively and is connected.
Bicycle of the present utility model, its major advantage is: in light weight, laborsaving, quick and compact conformation, contour dimension is little, behaviour's car is convenient.
Accompanying drawing has been described an embodiment of the present utility model.
Fig. 1, the portable bicycle schematic appearance;
Fig. 2, the constructional drawing of annulus mechanism (1);
Fig. 3, the external gear figure of assembling rolling body (9);
Fig. 4, the assembling section of base plate (7) and grooved ring (4);
Fig. 5, rear vehicle shaft (11) and axle thereof go up the assembly drowing (analyse and observe in the wheel hub outside) of accessory;
Fig. 6, the A-A cutaway view in Fig. 5.
Fig. 7, pedal (3) is installed on the scheme drawing of crank (15).
In the accompanying drawings:
Rear wheel is installed in the crotch of base angle two stands of spider, outside laying respectively at about crotch, inner gear (6) in the annulus mechanism (1) that is made up of grooved ring (4), external gear (5), inner gear (6) is coaxial, and left and right sides pedal (3) assembles with the wheel rim of external gear (5) respectively and is connected.
Again in the accompanying drawings:
The center of the external gear (5) in the left and right sides annulus mechanism (1) is positioned at the place ahead at inner gear (6) center, and on same horizon, so that the rider tramples.
The rolling body (9) at outstanding a little its edge of hole jaggy (8) on the wheel rim of external gear (5), assembling, as shown in Figure 3.This can reduce its friction coefficient.This rolling body (9) can be a ball, also can be roller.
The cover (2) of left and right sides annulus mechanism (1) and the wheel rim of external gear (5) assembling (with its rotation), base plate (7) is curved grooved ring (4) assembling (as shown in Figure 4) with cross-sectional plane, make annulus become closed, to raise the efficiency life-saving.The all available welding of above-mentioned assembling, also available screw assembling.
Left and right sides pedal (3) is installed on the wheel rim outside of external gear (5) respectively, and the orientation becomes 180 degree, and the screw on the wheel rim of its axis and external gear (5) is by rotating in the same way screw thread precession with pedal (3).
If the radius of annulus mechanism (1) is less than the crank length of existing bicycle, left and right sides pedal (3) also can be installed on the diameter outside of cover (2) respectively, and the end of the crank (15) of the wheel rim of connection external gear (5), and its orientation becomes 180 degree.This can reduce the pedal force of pin.Crank (15) is connected with the assembling of the wheel rim of external gear (5), is welded in wheel rim (also can be made into one) by an end, and the other end is finished with the bolt of nut locking in the groove of crank (15).It can be two bolts of correspondence position (diameter end points) that this assembling connects, and also can be one, and another is a crank shaft.This axle is fixed in the center (resembling mill) of base plate (7), but the transmitting ratio of annulus should be greater than 2(as shown in Figure 7).
Left and right sides annulus mechanism (1) is assemblied in the crotch outside of spider base angle two stands respectively, and wherein grooved ring (4) part is assembled with screw, and base plate (7) part uses bolts assemblies, nut to be locked within this mechanism, in order to avoid hang thing.
In Fig. 5 and Fig. 6:
Be assemblied on the rear vehicle shaft (11), the runner (14) of wedge groove and compression spring thereof, roller are arranged, form the ratchet device that can clockwise direction rotates with the wheel hub (10) of rear wheel, the former is a driving link, and the latter is a driven member.The outside respectively adds gland (13) about the wheel hub of rear wheel (10), in case rear wheel moves about and this ratchet device is contaminated.
Runner (14) and rear vehicle shaft (11) be assembled into close fit.If the crotch of after poppet is that assembling is connected with the cushion underframe, runner (14) also can be a running-fit with the assembling of rear vehicle shaft (11), and promptly the wedge groove by runner becomes fixing assembling with flathead screw.
When rear vehicle shaft (11) drives the rotation of runner (14) clockwise direction, compress roller by compression spring, rear wheel is just along with rotation; When bicycle coasting, runner (14) is motionless substantially (as shown in Figure 6) just, and this ratchet device is a prior art.
The axis hole of rear vehicle shaft (11) lays respectively at the left and right sides crotch of the after poppet of spider, and the base plate (7) of the annulus mechanism (1) of relevant position, for the power of reducing friction, at axis hole position assembling antifriction-bearing box, this antifriction-bearing box is installed in the collar (12) of base plate (7), and ring is glanded and withstands in it.
The front vehicle wheel of bicycle is a track adjusting wheel, and is irrelevant with the speed of a motor vehicle, so the diameter of front vehicle wheel can dwindle its length less than the diameter of rear wheel, alleviates its weight, convenient behaviour's car is for relaxing the crowded also helpful of city bicycles.If desired, the diameter of this bicycle wheels also can be identical.
The left and right sides annulus mechanism (1) of portable bicycle and the assembling process of rear wheel are: (one) external gear (5) and rolling body (9) thereof the grooved ring (4) of packing into; Wheel hub of rear wheel (10) and runner (14) etc. are assembled into ratchet device.(2) pedal (3) is installed on external gear; Antifriction-bearing box is installed in the collar (12) of base plate (7).(3) left and right sides annulus mechanism by base plate be installed on respectively crotch about the outside.(4) rear vehicle shaft (11) through over cooling passes bearing inner ring (transition fit), gland (13), runner (14) mesopore successively, behind the gland and bearing inner ring of another side, can assemble inner gear (withstanding interior ring) at the two ends of axle respectively, and mesh with external gear.The assembling close fit of inner gear and axle, or rotate in the same way screw thread precession with pedal.(5) load onto the cover (2) of annulus mechanism, promptly finish.
From as can be known above-mentioned: when one side pedal when the height point of annulus mechanism is stepped on low spot, the pedal of another side is promptly got back to high point from low spot under the engagement of annulus.Rider's both feet are stepped on and are changeed pedal and drive external gear and rotate in grooved ring, and the effect of meshing relation and ratchet device by annulus can affect rear wheel to rotate in the same way, drives to advance.
The load of portable bicycle mainly is the spoke that acts on rear wheel by after-poppet, rear vehicle shaft, and this also is one of reason of the axis hole crotch that is arranged at after-poppet. The center of gravity of bicycle is in the place ahead at annulus mechanism center, and cyclist's upper body turns forward, and both feet are stepped on forward, and its center of gravity is nearby square the rear wheel heart, so, can not swing back.
If the weight of annulus mechanism and the head sprocket of existing bicycle, suitable from the gross weight of sprocket wheel, crank, axle and axle bed, so, the diminishbb weight of portable bicycle has: (one) chain and chain box thereof, (2) four of rear wheel bearing supports, the weight that (three) front vehicle wheel alleviates.
Because portable bicycle can have obvious weight saving than existing bicycle, closed-type gear transmission has stable and higher transmission efficiency than chain transmission, so the cyclist has laborsaving sense.
The annulus of portable bicycle can obtain higher gearratio than the sprocket wheel of existing bicycle, and so, when the rotating speed of riding when both was identical, the former will have faster speed than the latter; When the needs fast running, the former can again and again step on and step on, and can reduce cyclist's physical demands.
In view of above-mentioned, bicycle of the present utility model will be that a kind of in light weight, laborsaving, quick and compact conformation, contour dimension are little, behaviour's car portable bicycle easily.
Claims (10)
1, a kind of portable bicycle is by handlebar, wheel, spider, composition such as pedal and cushion, feature of the present utility model is: rear wheel is installed in the crotch of base angle two stands of spider, outside laying respectively at about crotch, inner gear (6) in the annulus mechanism (1) that is made up of grooved ring (4), external gear (5), inner gear (6) is coaxial, and left and right sides pedal (3) assembles with the wheel rim of external gear (5) respectively and is connected.
2, according to the bicycle of claim 1, it is characterized in that: the center of the external gear (5) in the left and right sides annulus mechanism (1), be positioned at the place ahead at inner gear (6) center, and on same horizon.
3, according to the bicycle of claim 1, it is characterized in that: the rolling body (9) at outstanding a little its edge of hole jaggy (8) on the wheel rim of external gear (5), assembling.
4, according to the bicycle of claim 1, it is characterized in that: the cover (2) of left and right sides annulus mechanism (1) and the assembling of the wheel rim of external gear (5), base plate (7) is curved grooved ring (4) assembling with cross-sectional plane.
5, according to the bicycle of claim 1, it is characterized in that: left and right sides pedal (3) is installed on the wheel rim outside of external gear (5) respectively, and the orientation becomes 180 degree.
6, according to the bicycle of claim 1, it is characterized in that: left and right sides pedal (3) also can be installed on the diameter outside of cover (2) respectively, and the end of the crank (15) of the wheel rim of connection external gear (5), and its orientation becomes 180 degree.
7, according to the bicycle of claim 1, it is characterized in that: left and right sides annulus mechanism (1) is installed on the crotch outside of the base angle two stands of spider respectively, its grooved ring (4) part uses bolts assemblies, nut to be locked within this mechanism with screw assembling, base plate (7) part.
8, according to the bicycle of claim 1, it is characterized in that: be assemblied on the rear vehicle shaft (11), the runner (14) and the compression spring thereof of wedge groove arranged, roller is formed the ratchet device that the energy clockwise direction rotates with the wheel hub (10) of rear wheel.
9, according to the bicycle of claim 1, it is characterized in that: the axis hole of rear vehicle shaft (11) lays respectively at the left and right sides crotch of the after poppet of spider, and the base plate (7) of the annulus mechanism (1) of relevant position, and at axis hole position assembling antifriction-bearing box, this antifriction-bearing box is installed in the collar (12) of base plate (7).
10, according to the bicycle of claim 1, it is characterized in that: the diameter of front vehicle wheel is less than the diameter of rear wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90207788 CN2068073U (en) | 1990-05-27 | 1990-05-27 | Light bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90207788 CN2068073U (en) | 1990-05-27 | 1990-05-27 | Light bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2068073U true CN2068073U (en) | 1990-12-26 |
Family
ID=4888160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90207788 Withdrawn CN2068073U (en) | 1990-05-27 | 1990-05-27 | Light bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2068073U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004089735A1 (en) * | 2003-02-13 | 2004-10-21 | Xuejin Liao | A facilitated electrically driven bicycle |
| CN105216955A (en) * | 2015-10-16 | 2016-01-06 | 兰州益农机电有限公司 | A kind of pedal-type bicycle |
| CN110065581A (en) * | 2019-05-30 | 2019-07-30 | 李德广 | A kind of bicycle power-saving devices |
| CN110510054A (en) * | 2019-08-06 | 2019-11-29 | 梁宣耕 | A kind of Effort-saving chainless bicycle |
-
1990
- 1990-05-27 CN CN 90207788 patent/CN2068073U/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004089735A1 (en) * | 2003-02-13 | 2004-10-21 | Xuejin Liao | A facilitated electrically driven bicycle |
| CN105216955A (en) * | 2015-10-16 | 2016-01-06 | 兰州益农机电有限公司 | A kind of pedal-type bicycle |
| CN110065581A (en) * | 2019-05-30 | 2019-07-30 | 李德广 | A kind of bicycle power-saving devices |
| CN110510054A (en) * | 2019-08-06 | 2019-11-29 | 梁宣耕 | A kind of Effort-saving chainless bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |