CN2380476Y - Shock-absorbing and effort-saved bicycle - Google Patents
Shock-absorbing and effort-saved bicycle Download PDFInfo
- Publication number
- CN2380476Y CN2380476Y CN 99232222 CN99232222U CN2380476Y CN 2380476 Y CN2380476 Y CN 2380476Y CN 99232222 CN99232222 CN 99232222 CN 99232222 U CN99232222 U CN 99232222U CN 2380476 Y CN2380476 Y CN 2380476Y
- Authority
- CN
- China
- Prior art keywords
- piston
- crank
- arm
- shock absorber
- front fork
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a vibration absorption and labor saving bicycle which comprises a bicycle frame, a front fork, handles, a seat cushion, tyres, a chain, a clothes hanger, a foot pedal mechanism, a front vibration absorber, a front fork arm, a back fork arm and a back vibration absorber, wherein the front vibration absorber and the front fork arm are arranged at the lower end of the front fork, and the back fork arm and the back vibration absorber are arranged between the bicycle frame and a back wheel shaft; the foot pedal mechanism comprises a step tread plate, a crank sleeve, a slide bar, a piston and helical springs wound on the slide bar; a crank is composed of the crank sleeve in which the slide bar and the piston are arranged. When the utility model is ridden, vibration to the tyres from ground can be rapidly absorbed by the vibration absorber, and a vibration absorption effect is good; particularly when upslope resistance force is large, an arm of force of the crank can be lengthened to realize the purpose of labour saving, and the utility model has the advantages of self regulation, labour saving and rapidity.
Description
The utility model relates to a kind of bicycle, particularly a kind of that be provided with bumper and be provided with can the labour-saving pedal mechanism bicycle.
Existing bicycle generally is not provided with shock absorption device, and jolting in the process of riding makes the bicyclist like a hen on a hot girdle, and is especially true when using on rugged road.Derailleur generally is to carry out speed change by changing transmitting ratio, thereby reaches the labour-saving purpose, owing to speed change is finished by M/C, thereby will disperse cyclist's attention, thereby influence safety.Moreover the derailleur price is expensive, is difficult for popularizing.
The purpose of this utility model is to provide damping of a kind of energy and labour-saving bicycle, this kind bicycle is provided with shock absorption device, and is provided with the device that can change the step tread plate arm of force automatically in pedal mechanism, thereby increases moment, to reach good damping effect, can automatic labour-saving purpose.
Solution of the present utility model is that this bicycle comprises vehicle frame, front fork, back vent, handle, seat cushion, clothes hanger, tire, chain, pedal mechanism etc., it is characterized in that being provided with in the front fork lower end front shock absorber that links to each other with front fork and respectively with front shock absorber and front-wheel main shaft bonded assembly front cross-arm, between front fork and front cross-arm, be provided with connecting rod, this connecting rod is captiveed joint with front fork, all by being threaded, flexibly connect between front cross-arm and the front wheel spindle between connecting rod and the front cross-arm, between front cross-arm and the front shock absorber, between front shock absorber and the front fork; Be provided with above the chain with vehicle frame and hind axle bonded assembly after yoke, be provided with rear shock absorber between back yoke and the vehicle frame, back yoke one end and hind axle flexibly connect, and the other end and sprocket wheel be by being threaded, rear shock absorber one end and vehicle frame, the other end with afterwards between the yoke also by being threaded; Pedal mechanism then comprises step tread plate and crank, crank comprises the crank cover, be located at have mercy on coil spring on slide bar of slide bar in the crank cover and piston, ring, interlocking all-in-one-piece with crank cranks arm, crank puts and is provided with guide groove, directed pin is set in the groove, between step tread plate and the slide bar by being threaded, crank arm with crank shaft between be connected by cubic tapering.
Above-mentioned front shock absorber comprises piston bush, piston, piston rod and the coil spring that is located at the piston bottom, and piston and coil spring are enclosed in the piston bush by the sliding sleeve nut, and between piston and sliding sleeve nut rubber pad is set.
Above-mentioned front cross-arm is provided with and is used for and front shock absorber bonded assembly adjustment hole and and front-wheel main shaft bonded assembly groove.
Above-mentioned rear shock absorber comprises piston bush, piston, piston rod and is looped around coil spring on the piston bush that be equipped with end cap at helical spring both ends, piston is enclosed in the piston bush by the sliding sleeve nut, between piston and sliding sleeve nut rubber pad is set.
Above-mentioned back yoke is provided with and is used for and rear shock absorber bonded assembly adjustment hole and and trailing wheel main shaft bonded assembly chute.
Above-mentioned clothes hanger place is provided with the tool box.
Advantage of the present utility model is to be respectively arranged with forward and backward bumper, and during use, ground all can be absorbed good damping effect apace in the face of the vibration of tire by bumper.And bumper also can change stress point by the adjustment hole on the forward and backward yoke, thereby further reduces Oscillation Amplitude.When riding, if meet sloping resistance when big, slide bar is increased by the power of pedal, drives the Piston Compression coil spring, moves to the crank running-on along chute, the crank arm of force is increased, thereby increase moment, reaches the labour-saving purpose.Along with reducing of resistance, under the helical spring effect that is looped around on the slide bar, slide bar is returned to the home position, thereby has adjusting voluntarily, laborsaving fast speed effect.The place is provided with the tool box at clothes hanger, the common tool and the personal effects can be concentrated preservation, is difficult for losing, and conveniently takes.
Accompanying drawing 1 is the utility model constructional drawing.
Accompanying drawing 2 is the utility model front shock absorber constructionals drawing.
Accompanying drawing 3 is the utility model rear shock absorber constructionals drawing.
Accompanying drawing 4 is the utility model front fork front views.
Accompanying drawing 5 is the utility model front fork birds-eye vieies.
Accompanying drawing 6 is the utility model back vent front views.
Accompanying drawing 7 is the utility model back vent birds-eye vieies.
Accompanying drawing 8 is the utility model crank structure figure.
Accompanying drawing 9 is B-B cutaway views of Fig. 8.
Accompanying drawing 10 is A-A cutaway views of Fig. 8.
Below in conjunction with accompanying drawing the utility model embodiment is further described.
The utility model is made up of vehicle frame 3, front fork 1, handle 2, seat cushion 4, clothes hanger 6, the tool box 5 that is located at clothes hanger 6 places, front tyre 24, rear tyre 12, chain 14, pedal mechanism 17 etc.The piston rod 28 that front shock absorber 27 is arranged by the M8 bolted connection in the lower end of front fork 1, piston rod 28 bottoms are pistons 31, the piston lower end is a clamp nut 32, toward having coil spring 33, piston 31 and coil spring 33 all are enclosed in the piston bush 27 by sliding sleeve nut 29, are provided with rubber pad 30 between sliding sleeve nut 29 and piston 31.Front cross-arm 25 main bodys are U-shaped steel pipes that a diameter is 17mm, at both ends portion is symmetrically welded with two reinforced ribs 47, the aperture that all to have 4 diameters on every reinforced rib be 8mm, wherein 3 holes are used for being connected with two front shock absorbers respectively by the M8 bolt, can select different connecting bores as required, another hole is used for and protects mud plate strut bar 26 and be connected.Be connected to reinforced rib 53 with reinforced rib 47 backward weldings on the U shape steel tube, evenly having three width on reinforced rib 53 is 8.4mm, and the groove of dark 13mm is in order to be connected with the front-wheel main shaft.In two bottoms of U type pipe, be symmetrically welded with two connecting panels 51, have the connecting bore that diameter is 8mm on the connecting panel 51, connecting rod 23 1 ends and front fork 1 welding, the other end then passes through the M8 bolted connection with this connecting panel 51.Back yoke 13 is " eight " font, is to be welding reinforced rib 43 on the steel pipe of 20mm at diameter, and evenly having diameter on the reinforced rib 43 is three apertures of 8mm, can select different holes to be connected with rear shock absorber by the M8 bolt as required.Yoke 13 heads are welded with adapter sleeve 41 and dowel 45 respectively in the back, and afterbody is welded with contiguous block 44, on this contiguous block, have and the dark 55mm of hind axle 11 bonded assemblys, and the chute of wide 15mm, back yoke 13 middle parts are welded with bearing plate 46 and protect mud plate dowel 55.Rear shock absorber piston rod 9 bottoms are pistons 38, and piston 38 lower ends are clamp nuts 37, and are enclosed in the piston bush 10 by sliding sleeve nut 40, and coil spring 8 is looped around the piston bush outer wall, is equipped with end cap 36 at helical spring two ends.In the pedal mechanism, step tread plate 15 passes through bolted connection with slide bar 16, and slide bar is located in the crank cover 17, is surrounded with coil spring 18 on slide bar 16, and the slide bar lower end is a piston 19, all has the hole that diameter is 10mm on slide bar 16 and the piston 19.The crank running-on is provided with nut sleeve 34, has long 70mm on crank cover 17, and the groove of wide 10mm is provided with directed pin 20 in the groove.Cranking arm 35 is integral structure with crank cover 17, and overlaps 17 middle parts with crank and intersect 45, crank arm 35 with crank shaft 21 between is connected by cubic tapering, outside employing M6 bolt is locked.
During work, whole pedal mechanism is the center rotation with crank shaft 21, when cranking arm 35 when being in plumbness, beginning is that the center rotates counterclockwise with crank shaft 21 under the effect of external force, while slide bar 16 drive pistons 19 overlap 17 ports along chute to crank and move, and compression coil spring 18, and the distance between step tread plate 15 and the crank shaft 21 is increased, be equivalent to increase the arm of force, thereby reach the labour-saving purpose.Crank arm 35 from plumbness (0 °) when rotating to 135 °, it is maximum that the arm of force reaches, and can increase 60mm.When external force during less than the elastic force of coil spring 18, spring 18 will promote piston 19 and drive slide bars 16 and reply.
Claims (6)
1, damping of a kind of energy and labour-saving bicycle, comprise vehicle frame, front fork, back vent, handle, seat cushion, clothes hanger, tire, chain, pedal mechanism etc., it is characterized in that being provided with in the front fork lower end front shock absorber that links to each other with front fork and respectively with front shock absorber and front-wheel main shaft bonded assembly front cross-arm, between front fork and front cross-arm, be provided with connecting rod, this connecting rod is captiveed joint with front fork, all by being threaded, flexibly connect between front cross-arm and the front wheel spindle between connecting rod and the front cross-arm, between front cross-arm and the front shock absorber, between front shock absorber and the front fork; Be provided with above the chain with vehicle frame and hind axle bonded assembly after yoke, be provided with rear shock absorber between back yoke and the vehicle frame, back yoke one end and hind axle flexibly connect, and the other end and sprocket wheel be by being threaded, rear shock absorber one end and vehicle frame, the other end with afterwards between the yoke also by being threaded; Pedal mechanism then comprises step tread plate and crank, crank comprises the crank cover, is located at the interior slide bar of crank cover, encircles the coil spring of having mercy on slide bar, interlocking all-in-one-piece with crank cranks arm, crank puts and is provided with guide groove, directed pin is set in the groove, between step tread plate and the slide bar by being threaded, crank arm with crank shaft between be connected by cubic tapering.
2, bicycle according to claim 1, it is characterized in that described front shock absorber comprises piston bush, piston, piston rod and the coil spring that is located at the piston bottom, piston and coil spring are enclosed in the piston bush by the sliding sleeve nut, and between piston and sliding sleeve nut rubber pad are set.
3, bicycle according to claim 1, it is characterized in that described front cross-arm be provided be used for and front shock absorber bonded assembly adjustment hole and with front-wheel main shaft bonded assembly groove.
4, bicycle according to claim 1, it is characterized in that described rear shock absorber comprises piston bush, piston, piston rod and is looped around coil spring on the piston bush, be equipped with end cap at helical spring both ends, piston is enclosed in the piston bush by the sliding sleeve nut, between piston and sliding sleeve nut rubber pad is set.
5, bicycle according to claim 1, it is characterized in that described back yoke be provided be used for and rear shock absorber bonded assembly adjustment hole and with trailing wheel main shaft bonded assembly chute.
6, bicycle according to claim 1 is characterized in that described clothes hanger place is provided with the tool box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99232222 CN2380476Y (en) | 1999-07-28 | 1999-07-28 | Shock-absorbing and effort-saved bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99232222 CN2380476Y (en) | 1999-07-28 | 1999-07-28 | Shock-absorbing and effort-saved bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2380476Y true CN2380476Y (en) | 2000-05-31 |
Family
ID=34020949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99232222 Expired - Fee Related CN2380476Y (en) | 1999-07-28 | 1999-07-28 | Shock-absorbing and effort-saved bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2380476Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808879A (en) * | 2012-08-20 | 2012-12-05 | 栗运岭 | Transmission spring and bicycle frame mounted with transmission spring |
| CN103863497A (en) * | 2012-12-13 | 2014-06-18 | 川崎重工业株式会社 | Front wheel supporting structure for straddle-type vehicle |
| CN104742998A (en) * | 2015-03-19 | 2015-07-01 | 南宁学院 | Double-shaft rear-single-wheel drive electric automobile |
| CN109263781A (en) * | 2018-09-14 | 2019-01-25 | 天津市艾尔奇自行车股份有限公司 | A kind of shock-damper for bicycle |
-
1999
- 1999-07-28 CN CN 99232222 patent/CN2380476Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808879A (en) * | 2012-08-20 | 2012-12-05 | 栗运岭 | Transmission spring and bicycle frame mounted with transmission spring |
| CN103863497A (en) * | 2012-12-13 | 2014-06-18 | 川崎重工业株式会社 | Front wheel supporting structure for straddle-type vehicle |
| CN103863497B (en) * | 2012-12-13 | 2017-07-28 | 川崎重工业株式会社 | The front-wheel supporting construction of Straddle type vehicle |
| CN104742998A (en) * | 2015-03-19 | 2015-07-01 | 南宁学院 | Double-shaft rear-single-wheel drive electric automobile |
| CN109263781A (en) * | 2018-09-14 | 2019-01-25 | 天津市艾尔奇自行车股份有限公司 | A kind of shock-damper for bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |