CN1133559C - Antidrop unit for damping front fork of bicycle - Google Patents
Antidrop unit for damping front fork of bicycle Download PDFInfo
- Publication number
- CN1133559C CN1133559C CNB001354108A CN00135410A CN1133559C CN 1133559 C CN1133559 C CN 1133559C CN B001354108 A CNB001354108 A CN B001354108A CN 00135410 A CN00135410 A CN 00135410A CN 1133559 C CN1133559 C CN 1133559C
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- Prior art keywords
- shock
- lower link
- brake
- fork assembly
- bicycle
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- Steering Devices For Bicycles And Motorcycles (AREA)
- Axle Suspensions And Sidecars For Cycles (AREA)
Abstract
The present invention provides an anti-elevation device of the shockproof front fork of a bicycle, particularly a bicycle device for enhancing riding safety and riding comfort. The present invention is characterized in that the device is mainly composed of a braking group and a connecting rod group; a connecting rod is driven by reaction force which is generated by the braking group when the bicycle brakes so as to enable the shockproof front fork which originally resists the elevation to generate counter force. The centre of gravity of a rider can be kept stable to avoid rollover so as to enhance the riding comfort and maneuverability.
Description
The present invention relates to a kind of improvement of automatic shock-proof front fork, be meant a kind of antidrop unit for damping front fork of bicycle that drives safety and traveling comfort that improves especially.
Bicycle is the most convenient at present, fork can reduce and takes up room, and the vehicle that meet the environmental protection demand, therefore, with bicycle as the vehicle of riding instead of walk or replacing midway, even in order to leisure, body-building, extensively accepted by people, the customer is on operating needs, and except the structural safety of strengthening vehicle body, safety when driving operation and traveling comfort etc. are also more and more paid attention to.
Many bicycles are for improving the traveling comfort that drives, just on bicycle front fork or vehicle frame, add Shock absorber successively, make and meet when jolting the road surface in driving, can obtain appropriate shock-absorbing effect, but, when rider's braking brake, front-wheel is done by the stop of stopping of brake, the rider just can be because of effect of inertia, to make Shock absorber produce the latent phenomenon of falling of moment, at this moment human body then can be along with the inertia of car body be dived the effect of falling and synchronizing moment toward leaning forward, and this one leans forward to such an extent that inertia force often very easily causes overturning, so, the not only safety that drives of entail dangers to, and can reduce rider's the comfort level that drives, moreover it is dived and to fall the smooth degree of action integral power also can have influence on turning of bicycle the time.
Main purpose of the present invention provides a kind of antidrop unit for damping front fork of bicycle that drives safety and traveling comfort that improves.
Technical solution of the present invention:
A kind of antidrop unit for damping front fork of bicycle, rank is established a shock-proof front-fork assembly between bicycle front-wheel and handle, and this shock-proof front-fork assembly is worn pivot by Guan Yuyi lower outer pipe on and is formed, and reaching the shock-absorbing effect, and this spindle axle is provided with a brake disc, it is characterized in that:
One antisubmarine falling unit mainly is made up of a brake group and a linkage rod group, during by brake, the counter-force drivening rod that the brake group produces makes the shock-proof front-fork assembly that originally will dive and fall, produces counter strength, make the rider can keep steadily of centre of gravity to avoid overturning, can increase the traveling comfort that drives and handling again.
Purpose of the present invention can also reach by following measure:
This linkage rod group is for being connected between spindle and the shock-proof front-fork assembly, be pivoted by a boxed rod and a lower link and form, on the pivot ear of pipe, the lower link bottom then was articulated in the spindle place, and is provided with brake at lower link lever arm and brake disc opposite position in the boxed rod top was articulated in.
In this boxed rod top is hubbed on the pivot ear in stage casing of pipe.
In being hubbed on, this boxed rod top manages on the pivot ear on top.
This linkage rod group is for being connected between spindle and the shock-proof front-fork assembly, this trace is pivoted in regular turn by a connecting rod in the boxed rod, one and a lower link and forms, the boxed rod top is articulated on the lever arm stage casing of shock-proof front-fork assembly, middle connecting rod positon of near bottom and spindle axle are established, the lower link bottom then is articulated on the lever arm bottom of shock-proof front-fork assembly, and be provided with a brake at middle connecting rod lever arm and brake disc opposite position, in addition, shock-absorbing bar one end of this shock-proof front-fork assembly is hubbed on the lever arm proximal portion, and end then is hubbed on the boxed rod stage casing in addition.
This linkage rod group is for being connected between spindle and the shock-proof front-fork assembly, shock-absorbing bar one end of front fork is hubbed on the nearly middle section of lever arm, end then is hubbed on the spindle place in addition, this trace is pivoted in regular turn by a connecting rod in the boxed rod, one and a lower link and forms, the boxed rod top is articulated in the lever arm positon of near bottom of shock-proof front-fork assembly, boxed rod bottom and middle connecting rod bottom then are hubbed on the spindle simultaneously, the lower link bottom then is hubbed on the shock-proof front-fork assembly bottom, and is provided with a brake at middle connecting rod lever arm and brake disc opposite position.
The present invention has following advantage:
Promptly because when braking brake moves, brake disc 15 on this front-wheel 11 is done by the stop of stopping of brake 221, though what can make still that bicycle 10 headstocks produce moment latently falls action, but, the present invention has additional trace 20 (two connecting rods or four connecting rods) by shock-proof front- fork assembly 13 and 11 on front-wheel, make and borrow trace 20 to produce above-mentioned various antisubmarine actions of falling, to balance out brake latent action fell at that time or because of what road bump produced, so, not only can improve the safety that drives, the comfort level in the time of more can keeping the driving of rider, moreover, this antisubmarine generation of falling action then can be avoided car body vibrations, and the power person when not having influence on turning of bicycle.
Fig. 1 is the combination view of the present invention's first preferred embodiment.
Fig. 2 is one of action scheme drawing of the present invention's first preferred embodiment.
Fig. 3 is two of the action scheme drawing of the present invention's first preferred embodiment.
Fig. 4 is the combination view of the present invention's second preferred embodiment.
Fig. 5 is one of action scheme drawing of the present invention's second preferred embodiment.
Fig. 6 is two of the action scheme drawing of the present invention's second preferred embodiment.
Fig. 7 is the combination view of the present invention's the 3rd preferred embodiment.
Fig. 8 is the combination view of the present invention's the 4th preferred embodiment.
Reference number number during the present invention is graphic:
10 bicycles
11 front-wheels, 111 axles
12 handles, 13 shock-proof front-fork assemblies
133 stage casings, 134 pivot ears
135 tops, 136 pivot ears
137 bottoms, 138 pivot ears
Pipe in the 139 shock-absorbing bars 140 times
141 upper exterior tube cars, 15 brake discs
20,20 ' trace
21,21 ', 21 " boxed rod 211,211 ', 211 " bottom
212,212 ', 212 " top 22,22 ', 22 " lower link
221,221 ', 221 ' 1 brake 222,222 ', 222 " bottom
30 traces
31 boxed rods, 311 tops
313 stage casings, 312 bottoms
Connecting rod 321 tops in 32
322 bottoms, 323 brakes
33 lower link cars, 331 tops
332 bottoms
40 traces
41 boxed rods, 411 tops
Connecting rod in 412 bottoms 42
422 bottoms, 421 tops
423 brakes, 43 lower links
432 bottoms, 431 tops
As shown in Figure 1, the antidrop unit for damping front fork of bicycle of the present invention's first preferred embodiment, be to establish a shock-proof front-fork assembly 13 at bicycle 10 front- wheels 11 and 12 ranks of handle, this shock-proof front-fork assembly 13 is worn pivot by pipe 131 and one lower outer pipe 132 on and is formed, to reach the shock-absorbing effect, and these 111 of front-wheel 11 axles are provided with a brake disc 15, wherein:
As shown in Figure 2, one group of trace 20, for be connected front-wheel 11 axles 111 and shock-proof front-fork assembly 13 between, this trace 20 is pivoted by a boxed rod 21 and a lower link 22 and forms, boxed rod 21 bottoms 211 are solid with lower link 22 tops 221 pivots, and manage on the pivot ear 134 in 131 stage casings 133 in being articulated on boxed rod 21 tops 212, and 222 of lower link 22 bottoms are articulated in lower outer pipe 132 ends, and these lower link 22 lever arms and brake disc 15 opposite positions are provided with brake 221.
The above is the general introduction of the present invention's first preferred embodiment latent structure and relevant position thereof.
As Fig. 1, shown in 2, usage operation situation about the present invention's first preferred embodiment, at first, jolt the road surface and shake when the rider is driving to run in the way, and as yet not during braking brake, because this bicycle 10 has the design of shock-proof front-fork assembly 13, so the shock-effect that this front-wheel 11 produces is latently fallen action with what make that bicycle 10 shock-proof front-fork assemblies 13 produce moment, that is possess shock-proof front-fork assembly 13 and drive traveling comfort, at this moment, with the shock-effect of work shock-proof front-fork assembly 13, the interior pipe in 131 in its lower outer pipe 132 retractions, and pipe 131 moved down in this boxed rod 21 was also gone up with work, and 20 of traces are not at this moment brought into play function at all.
As Fig. 1, shown in 3, and when rider's braking brake, the stop of stopping of 221 pairs of brake discs 15 of brake is done, at this moment, these brake 221 clampings are on brake disc 15, though and bicycle 10 headstocks can produce flashy dive and fall action (as Fig. 1, shown in 3 the arrow a), in making in lower outer pipe 132 retractions of this shock-proof front-fork assembly 13 in the pipe 131, and generation shock-absorbing effect, but, because of being provided with one group of trace 20 between front-wheel 11 and the shock-proof front-fork assembly 13, so, dive and fall the moment that action produces, because of this lower link 22 borrows brake 221 clampings on brake disc 15, and front-wheel 11 still is rotated further, rotation along with front- wheel 11,22 generation one beat displacements a little of this lower link are (as Fig. 1, shown in 3 the arrow b) make 21 of this boxed rods be subjected to the beat displacement effect of lower link 22 and produce the antisubmarine of adjusting microinching and fall action (as Fig. 1, shown in 3 the arrow C), so, can borrow this antisubmarine action of falling to balance out the above-mentioned latent action of falling, make this bicycle 10 not only still have shock-proof effect, and more improve the safety that drives, when making the rider do brake, still can keep as the traveling comfort in driving, and the smooth degree that can not influence turning of bicycle power.
As Fig. 4, shown in 5, antidrop unit for damping front fork of bicycle about the present invention's second preferred embodiment, its front- wheel 11 and 12 of handle at bicycle 10 is provided with shock-proof front-fork assembly 13, this shock-proof front-fork assembly 13 is made up of pipe 131 and lower outer pipe 132 in last, be provided with brake disc 15 in front-wheel 11 axles 111, trace 20 ' is by boxed rod 21 ', lower link 22 ' is formed, lower link 22 ' nearly bottom is provided with brake 221 ', and thin portion joint construction all the structure with the foregoing description is identical, be in as for difference: this boxed rod 21 ' is the long slightly structure of a lever arm, and this boxed rod 21 ' top 211 ' is hubbed on the pivot ear 136 on interior pipe 131 ' top 135; And the action situation of present embodiment, when rider's braking brake, brake 221 ' to brake disc 15 stop of stopping do, at this moment, this brake 221 ' clamping is on brake disc 15, though and bicycle 10 headstocks can produce flashy dive and fall action (as Fig. 4, shown in 5 the arrow a), in making in lower outer pipe 132 retractions of this shock-proof front-fork assembly 13 in the pipe 131, and generation shock-absorbing effect, but, as shown in Figure 6, because of being provided with one group of trace 20 ' between front-wheel 11 and the shock-proof front-fork assembly 13, fall the moment that action produces so dive, because of this lower link 22 ' borrows brake 221 ' clamping on brake disc 15, and front-wheel 11 still is rotated further, rotation with work front-wheel 11, this lower link 22 ' then produces a little a beat displacement (as Fig. 4, shown in 6 the arrow b), make this boxed rod 21 ' be subjected to the beat displacement effect of lower link 22 and produce the antisubmarine of adjusting microinching and fall action (as Fig. 4, shown in 6 the arrow C), so, can borrow this antisubmarine action of falling to balance out the above-mentioned latent action of falling, make this bicycle 10 not only still have shock-proof effect, and more improve the safety that drives, when making the rider do brake, still can keep as the traveling comfort in driving, and the smooth degree that can not influence turning of bicycle power.
As shown in Figure 7, antidrop unit for damping front fork of bicycle about the present invention's the 3rd preferred embodiment, its front- wheel 11 and 12 of handle at bicycle 10 is provided with shock-proof front-fork assembly 13, and it is identical with the structure of the foregoing description to be provided with structure such as brake disc 15 in front-wheel 11 axles 111, be in as for difference: this trace 30 is by a boxed rod 31, a connecting rod 32 and a lower link 33 are formed four-bar linkage structure in regular turn in one, these boxed rod 31 tops 311 are articulated on the lever arm stage casing 133 of shock-proof front-fork assembly 13,312 of boxed rod 31 bottoms and middle connecting rod 32 tops 321 articulate, and middle connecting rod 32 is established near 322 places, bottom and 111 of front-wheel 11 axles, 322 of middle connecting rod 32 bottoms and lower link 33 tops 331 articulate, these 332 of lower link 33 bottoms are articulated on the lever arm bottom 137 of shock-proof front-fork assembly 13, and on middle connecting rod 32 lever arms, be provided with a brake 323 with brake disc 15 opposite positions, and shock-absorbing bar 139 1 ends of this shock-proof front-fork assembly 13 are hubbed on 135 places, the nearly top of lever arm, and end then is hubbed on boxed rod 31 stage casings 313 in addition.
As shown in Figure 7, usage operation situation about third embodiment of the invention, at first, when rider's braking brake, the stop of stopping of 323 pairs of brake discs 15 of brake is done, at this moment, these brake 323 clampings are on brake disc 15, though and bicycle 10 headstocks can produce the flashy latent action (shown in the arrow d of Fig. 7) of falling, the following interior of shock-absorbing bar 139 of this shock-proof front-fork assembly 13 managed in the 140 retraction upper exterior tubes 141, and generation shock-absorbing effect, but, because of being provided with one group of trace 30 between front-wheel 11 and the shock-proof front-fork assembly 13, so, dive and fall the moment that action produces, because of borrowing brake 323 clampings on brake disc 15 by middle connecting rod 32, and front-wheel 11 still is rotated further, rotation along with front- wheel 11,32 generation one beat displacements (shown in the arrow e of Fig. 7) a little of connecting rod in being somebody's turn to do, the 322 interlock lower links 33 in middle connecting rod 32 bottoms, make lower link 33 produce a beat action (shown in the arrow f of Fig. 7) a little, at this moment, should make top 331 produce another beats actions (shown in the arrow g of Fig. 5) because of the beat action of lower link 33 again by middle connecting rod 32, the interlock boxed rod 31 again, this boxed rod 31 is up pushed away, and produce beat displacement (shown in the arrow h of Fig. 7) effect, and adjusting microinching takes place antisubmarine action (being shown in the arrow h) falls, so, can borrow this antisubmarine action of falling to balance out the above-mentioned latent action of falling, make this bicycle 10 not only still have shock-proof effect, and more improve the safety that drives, when making the rider do brake, still can keep as the traveling comfort in driving, and the smooth degree that can not influence turning of bicycle power.
As shown in Figure 8, antidrop unit for damping front fork of bicycle about the present invention's the 4th preferred embodiment, its front- wheel 11 and 12 of handle at bicycle 10 is provided with shock-proof front-fork assembly 13, and it is identical with the structure of the foregoing description to be provided with structure such as brake disc 15 in front-wheel 11 axles 111, be in as for difference: this trace 40 is by a boxed rod 41, a connecting rod 42 and a lower link 43 are formed four-bar linkage structure in regular turn in one, these boxed rod 41 tops 411 are articulated in the lever arm of shock-proof front-fork assembly 13 near 137 places, bottom, boxed rod 41 bottoms 412 are fixed in front-wheel 11 axles 111 with middle connecting rod 42 tops 421 whiles pivot, middle connecting rod 42 bottoms 422 then articulate with lower link 43 tops 431, and be provided with a brake 423 with brake disc 15 opposite positions on middle connecting rod 42 lever arms, these 432 of lower link 43 bottoms are articulated on the lever arm bottom 137 of shock-proof front-fork assembly 13, and on middle connecting rod 42 lever arms, be provided with a brake 423 with brake disc 15 opposite positions, and shock-absorbing bar 139 1 ends of this shock-proof front-fork assembly 13 are hubbed on 133 places, the nearly stage casing of lever arm, and end then is hubbed on front-wheel 11 axles 111 in addition.
As shown in Figure 8, usage operation situation about the present invention's the 4th preferred embodiment, at first, when the rider brakes car, the stop of stopping of 423 pairs of brake discs 15 of brake is done, at this moment, these brake 423 clampings are on brake disc 15, though and bicycle 10 headstocks can produce the flashy latent action (shown in the arrow i of Fig. 8) of falling, the following interior of shock-absorbing bar 139 of this shock-proof front-fork assembly 13 managed in the 140 retraction upper exterior tubes 141, and generation shock-absorbing effect, but, because of being provided with one group of trace 40 between front-wheel 11 and the shock-proof front-fork assembly 13, so, dive and fall the moment that action produces, because of borrowing brake 423 clampings on brake disc 15 by middle connecting rod 42, and front-wheel 11 still is rotated further, rotation along with front- wheel 11,42 generation one beat displacements (shown in the arrow j of Fig. 8) a little of connecting rod in being somebody's turn to do, middle connecting rod 42 bottoms are interlock lower link 43 then, make lower link 43 produce a beat action (shown in the arrow k of Fig. 8) a little, at this moment, should make top 421 produce another beats actions (shown in the arrow 1 of Fig. 8) because of the beat action of lower link 43 again by middle connecting rod 42, the interlock boxed rod 41 again, this boxed rod 41 is up pushed away, and produce beat displacement (shown in the arrow m of Fig. 8) effect and produce adjusting microinching antisubmarine action (being shown in the arrow m) falls, so, can borrow this antisubmarine action of falling to balance out the above-mentioned latent action of falling, make this bicycle 10 not only still have shock-proof effect, and more improve the safety that drives, when using the rider to do brake, still can keep as the traveling comfort in driving, and the smooth degree that can not influence turning of bicycle power.
Claims (5)
1, a kind of antidrop unit for damping front fork of bicycle, rank is established a shock-proof front-fork assembly between bicycle front-wheel and handle, this shock-proof front-fork assembly is worn pivot by Guan Yuyi lower outer pipe on and is formed, the spindle axle is provided with a brake disc, pipe is articulated with boxed rod in going up, pipe is articulated with lower link down, boxed rod and lower link articulate, be provided with brake at lower link and brake disc opposite position, it is characterized in that: lower link is bearing on the spindle, brake drives lower link when doing upwards swing, and lower link produces a torque with center on the spindle, pipe was done displacement upwards in one end drove by boxed rod, the other end drives the outer tube that articulates with lower link and does downward displacement, and two displacement additions are the antisubmarine amount of falling.
2, antidrop unit for damping front fork of bicycle according to claim 1 is characterized in that: in this boxed rod top is hubbed on the pivot ear in stage casing of pipe.
3, antidrop unit for damping front fork of bicycle according to claim 1 is characterized in that: manage on the pivot ear on top in this boxed rod top is hubbed on.
4, antidrop unit for damping front fork of bicycle according to claim 1, it is characterized in that: this linkage rod group is for being connected between spindle and the shock-proof front-fork assembly, this trace is by a boxed rod, a connecting rod and a lower link are pivoted in regular turn and form in one, the boxed rod top is articulated on the lever arm stage casing of shock-proof front-fork assembly, middle connecting rod positon of near bottom and spindle axle are established, the lower link bottom then is articulated on the lever arm bottom of shock-proof front-fork assembly, and be provided with a brake at middle connecting rod lever arm and brake disc opposite position, in addition, shock-absorbing bar one end of this shock-proof front-fork assembly is hubbed on the lever arm proximal portion, and end then is hubbed on the boxed rod stage casing in addition.
5, antidrop unit for damping front fork of bicycle according to claim 1, it is characterized in that: this linkage rod group is for being connected between spindle and the shock-proof front-fork assembly, shock-absorbing bar one end of front fork is hubbed on the nearly middle section of lever arm, end then is hubbed on the spindle place in addition, this trace is by a boxed rod, a connecting rod and a lower link are pivoted in regular turn and form in one, the boxed rod top is articulated in the lever arm positon of near bottom of shock-proof front-fork assembly, boxed rod bottom and middle connecting rod bottom then are hubbed on the spindle simultaneously, the lower link bottom then is hubbed on the shock-proof front-fork assembly bottom, and is provided with a brake at middle connecting rod lever arm and brake disc opposite position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001354108A CN1133559C (en) | 2000-12-18 | 2000-12-18 | Antidrop unit for damping front fork of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001354108A CN1133559C (en) | 2000-12-18 | 2000-12-18 | Antidrop unit for damping front fork of bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1296895A CN1296895A (en) | 2001-05-30 |
| CN1133559C true CN1133559C (en) | 2004-01-07 |
Family
ID=4596689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001354108A Expired - Fee Related CN1133559C (en) | 2000-12-18 | 2000-12-18 | Antidrop unit for damping front fork of bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1133559C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101811544B (en) * | 2010-04-26 | 2012-04-04 | 重庆建设摩托车股份有限公司 | Front wheel suspended shock absorbing mechanism for motorcycle |
-
2000
- 2000-12-18 CN CNB001354108A patent/CN1133559C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1296895A (en) | 2001-05-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
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