CN2608406Y - Fast regulatable run length shock avoidance front fork - Google Patents
Fast regulatable run length shock avoidance front fork Download PDFInfo
- Publication number
- CN2608406Y CN2608406Y CN 03242308 CN03242308U CN2608406Y CN 2608406 Y CN2608406 Y CN 2608406Y CN 03242308 CN03242308 CN 03242308 CN 03242308 U CN03242308 U CN 03242308U CN 2608406 Y CN2608406 Y CN 2608406Y
- Authority
- CN
- China
- Prior art keywords
- shock
- spring
- main spring
- pipe
- 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 - Lifetime
Links
Images
Landscapes
- Fluid-Damping Devices (AREA)
- Axle Suspensions And Sidecars For Cycles (AREA)
Abstract
The utility model discloses a quick and adjustable front fork avoiding vibration, which mainly comprises a front fork tube and an adjusting device inside the front fork tube. The upper and the lower base inside the tube are linked with a spring through the adjusting device. A revolving base is arranged at the lower end of the adjusting device and the revolving base is fixed with the main spring screw. A separation base is mounted at the lower end of the main spring along the screw and the interior tube can move up and down with the linkage of the main spring and the separation during revolving the adjusting device, thus the movement of the front fork tube can be adjusted. Through the adjusting device as well as the spring and the separation base, the front fork can rapidly adjusting the movement of the tube, which is of buffering effect, low cost and high economic benefits.
Description
Technical field
The utility model relates to a kind of shock-proof front-fork assembly, and particularly a kind of stroke shock-proof front-fork assembly of easily adjusting fast belongs to mechanical manufacturing field.
Background technology
Present bicycle has the design of shock-proof front-fork assembly mostly, by its structure design, makes the vehicle rugged road surface of passing through, and when wheel is subjected to impacting, absorbs energy by the shock-absorbing element in the shock-proof front-fork assembly, produces the shock-absorbing buffering effect.
The inner employed shock-absorbing element of existing shock-proof front-fork assembly, common have gas, an oil pressure spare collocation spring, excellent power glue collocation spring, or directly adopt mode such as dual spring; Wherein with shock-absorbing buffering effect the best that mode was produced of gas, oil pressure spare collocation spring, and excellent power glue takes second place, but all because of its material and assembly cost costliness, does not very meet economic benefit; General simple spring element for the rider, easily produces human discomfort then because of the easy rapid release of the stored energy behind the pressurized, and whole shock-absorbing buffering effect is relatively poor.As Fig. 6, shown in Figure 7, these shock-proof front-fork assembly 40 structures have inner and outer pipe, establish main spring 411 and returning spring 412 in the front fork tube portion 41, and main spring 411 is provided with a spring adjusting device 42, and the drift of returning spring 412 only is located at tens of millimeter approximately.Main spring 411 deformation in compressions are except that being driven environmental concerns, also being subjected to spring just to make stress deformation is the influence of rider's build and body weight, thereby influence the interior tube body movement travel (in the front fork pipe bottom along to the outer tube bottom or set shock resistance block bottom, outer tube bottom distance), therefore need be provided with a setting device 42 to adjust main spring 411 movement travels, setting device 42 is tied with outer tube mutually by fixed hub 43, setting device 42 lower ends are established a sliding component 44 and are offseted with main spring 411, a clenched bolt is established in main spring 411 lower ends, setting device 42 is that 421 connections, one screw thread hitching post 422 is covered in an adjustment, screw thread hitching post 422 wears a fixed hub 43 and combines with set tapped bore 440 in the middle of the sliding component 44,421 set screw thread hitching post 422 turns are covered in adjustment can make sliding component 44 rise or descend, the main spring 411 thereby the pressurized adjustment of pulling supported in sliding component 44 bottoms along face, when adjusting hitching post 422 spinning movements, adjusted the preload payload of main spring, owing to adopt the single compressed spring, on, its flexible ratio of back is promptly influenced by compression for lower spring, telescopic spring may not be the optimum value of former setting than after adjustment, and influence the magnification ratio of length of spring compressed and answer, the pipe body movement stroke is changed, the traveling comfort that drives and handlingly also be affected, so 40 shock-proof effects that can provide of 42 pairs of front forks of setting device and movement travel tool have a significant impact.
If can improve as the shock-proof front-fork assembly 40 of shock-absorbing element at the existing spring element that adopts, make it reach the buffering effect of quick adjusting main spring 411, can have simultaneously the low characteristic of spring element material and assembly cost again concurrently, must produce greatly contribution related industry.
The utility model content
Main purpose of the present utility model provides a kind of stroke shock-proof front-fork assembly of easily adjusting fast, comprises main spring, returning spring and setting device; Except that keeping the pre-bear of spring to carry the optimum range setting value of drift and relative ratio, in the time of also can making shock-proof front-fork assembly be subjected to an applied load power, promptly when driving, various landform can obtain the shock-proof effect of fast and convenient adjustment pipe body movement stroke; Be provided with elastic buffer body in the main spring, the outer tube bottom is provided with shock resistance block, obtains the shock-proof effect of fast simple adjustment pipe body movement stroke thus, makes integral body have practical effect.
The purpose of this utility model is achieved through the following technical solutions:
A kind of stroke shock-proof front-fork assembly of easily adjusting fast comprises: respectively overlap the shock-proof front-fork assembly that a front fork tube portion is formed by front fork shoulder both sides at least; Wherein, at least one front fork tube portion is provided with the inner and outer pipe of mutual socket, interior pipe top ends and the socket of front fork shoulder also is provided with a setting device, be lined with a sliding sleeve between inner and outer pipe, the outer tube bottom set firmly one support bar protrude in pipe bottom and compress one top, location and accept the main spring that the precompressed setting device compresses; Be arranged with one to the masthead end and be placed in the interior returning spring of managing the bottom, replacing buffering when replying as main spring; It is characterized in that: adjustment turn in setting device lid in conjunction with one with front fork in pipe upper end screw thread bonded assembly binding member and a rotating part; Binding member down the ring end face be provided with front fork in the set screw thread of pipe upper end tube wall combine fixing screw thread, binding member is provided with one for combine the stretch through perforation of combination of prick post that the turn element fixed is convexly equipped with the main spring upper end; The turn element is provided with for the main spring spiral shell and establishes fixing threaded collar end face, and main spring lower edge and is threadedly connected to the tap spiral shell of bar upper end edge and establishes, and the returning spring of tap and interior pipe bottom is replaced.
The above-mentioned stroke shock-proof front-fork assembly of easily adjusting fast, the set turn blind nut of its setting device is fixed by from top to bottom a clenched bolt and a turn combination of elements, and the binding member top end face is provided with the hole that respectively holds that element and turn blind nut lower edge ring end face preset of pulling, top that a spring and steel ball form and offsets.
The above-mentioned main spring upper and lower end of easily adjusting the stroke shock-proof front-fork assembly fast is fixedly arranged on rotating part and supports between the tap of bar upper end.
The above-mentioned stroke shock-proof front-fork assembly of easily adjusting fast, the adjustment blind nut of set setting device is provided with display scale as calculated and cooperates scale to show on its shock-proof front-fork assembly pipe spring constant no-load voltage ratio or pipe body movement stroke sign.
The above-mentioned stroke shock-proof front-fork assembly of easily adjusting fast, the rotating part of its setting device and tap are captiveed joint along the perforation or the bank end that are provided with by rotating part and the set thread end of tap with the last lower end of main spring.
The above-mentioned stroke shock-proof front-fork assembly of easily adjusting fast, the bottom is along being respectively equipped with elastic buffer body and shock resistance block in its interior tube body main spring the inner and the outer tube.
By technique scheme as can be known, the utlity model has following advantage:
1, shock-absorbing buffering: the utility model can guarantee that spring ratio keeps fixing and can adjust the pipe body movement stroke in the shortest time, obtains the effect that shock-absorbing cushions.
2, with low cost: the utility model can be arranged in pairs or groups and be had the breeches pipe of oil hydraulic circuit control, can have the rapid property of mechanical alignment and the stability of oil hydraulic circuit simultaneously; The utility model is adjusted structure and is adopted general spring element at least as one of them shock-absorbing element, and price is relatively cheap, and is with low cost, can dispose different elements according to the high low level of vehicle to obtain economic benefit and to control stability.
3, the effective quick adjusting pipe body movement stroke of setting device: the utility model sets in advance the optimum range setting value of each relative ratio of spring, makes it not to be subjected to setting device to influence and remains unchanged; Adjustment turn blind nut is provided with the scale through multiple calculating, show its pressurized adjustment no-load voltage ratio or stroke ratio or weight ratio, so that the different users or under different environments for use light adjusting motion stroke, breeches pipe inner and outer pipe bottom is respectively equipped with shock resistance block and elastic buffer piece to obtain comfortable shock-proof effect.
In sum, the utility model provides a kind of shock-proof front-fork assembly structure that is provided with main spring and returning spring, the at high speed that is provided with by a setting device is effectively set breeches pipe pipe body movement stroke, except that when the user drives, obtaining the shock-proof effect, the optimum range setting value that also can keep former setting main spring and returning spring elasticity modulus, relative ratio and pipe body movement stroke separately at any time makes integral body have the practicality and the financial cost benefit of industry.
Description of drawings
Fig. 1 is located at the schematic appearance of car load for the utility model;
Fig. 2 is that the utility model setting device combines exploded pictorial with main spring;
Fig. 3 is the combination generalized section of the utility model shock-proof front-fork assembly;
Fig. 4 is the utility model shock-proof front-fork assembly is adjusted Preload with setting device a combination generalized section;
Fig. 5 drives road surface pressurized scheme drawing for the utility model shock-proof front-fork assembly;
Fig. 6 is the combination generalized section when having the shock-proof front-fork assembly compression at present;
Fig. 7 is the combination generalized section when having the shock-proof front-fork assembly answer at present.
The specific embodiment
Below, in conjunction with specific embodiments and with reference to accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the utility model is a kind of quick adjusting shock-proof front-fork assembly, be basic damping element mainly with spring, calculated in advance and experiment obtain main spring and best elasticity modulus ratio of returning spring and spring length, it still can be remained unchanged when changing the pipe body movement stroke, can obtain splendid buffering effect when making shock-proof front-fork assembly be contained on the car body.
As Fig. 2, Fig. 3, shown in Figure 4, shock-proof front-fork assembly A of the present utility model respectively overlaps a front fork tube portion 20 by a front fork shoulder 10 both sides and 20 ' institute forms; Front fork tube portion 20 is provided with the inner and outer pipe 21,22 of mutual socket, interior pipe 21 top ends and 10 sockets of front fork shoulder, the top is erected with a setting device 23,21,22 of inner and outer pipes are lined with a sliding sleeve 24, outer tube 22 bottoms are established one and manage 21 bottoms in bar 25 are protruded into, compress one top, location to bar 25 and accept the main spring 26 that setting device 23 compresses, main spring 26 is used for the shock-absorbing buffering of shock-proof front-fork assembly A; Support bar 25 tops be arranged with one be placed in the returning spring 27 of pipe 21 bottoms, replace buffering when replying, to obtain the counterbalance effect of buffering strength as main spring 26.
Main improvement of the present utility model is: main spring 26 tops are subjected to a setting device 23 controls, the turn lid 231 that indicates scale in the setting device 23 connects one and interior pipe 21 upper end screw thread bonded assembly binding members 28 and a rotating part 29, but establishing, the rotating part 29 that combines with main spring 26 upper ends has the prick post 293 that holds the hole, the prick post 293 set clenched bolt 232 that stretches through on perforation 280 and the turn lid 231 of binding member 28 combine and fixes, 28 times ring ends of binding member are provided with screw thread and combine with the set screw thread of pipe 21 upper end tube walls in the front fork, binding member 28 top end faces are provided with and hold hole 282, but hold and to be provided with spring 283 and steel ball 284 in the hole 282 and to form pull element and turn of top and cover 231 lower edges and encircle end face and preset and respectively hold hole 233 and offset and form the device that turn is installed with the location, rotating part 29 ring end faces are provided with screw thread 291, screw thread 291 appropriate locations are provided with a perforation or bank edge (not shown) penetrates secure bond for main spring 26 ends, establish a tap 30 between main spring 26 and the returning spring 27, the perforation 300 of tap 30 is threaded with the perforation set thread end 251 that supports on the bar 25 in bottom in the outer tube 22, tap 30 external end edges are provided with thread end 301 and establish fixingly for 26 times terminations of main springs, are provided with returning spring 27 between tap 30 lower end edge faces and the interior pipe bottom.
Another front fork tube 20 ' can be made as to have inside and outside breeches pipe and establishes an oil pressure control loop, as assisting of mechanical component, is used to adjust body and makes it to have pressurized shock-absorbing stability.Because the oil pressure pipe loop belongs to prior art, does not give unnecessary details in addition.
As shown in Figure 3, Figure 4, the adjustment blind nut 231 of setting device 23 is adjusted the pipe body movement stroke of shock-proof front-fork assembly A, when 23 pairs of main spring 26 starts of setting device are adjusted, because of main spring 26 upper and lower sides are captiveed joint with rotating part 29 and tap 30, replace power downwards so can make the set returning spring in tap 30 lower ends 27 inside pipes 21 inner edge bottoms impose one by the adjustment rotation of adjusting blind nut 231; Outer tube 22 bottoms of front fork A are provided with fixed orifice and are fixed on the car body tire wheel hub, therefore the stroke of outer tube 22 remains unchanged, and the interior pipe 21 bar 25 set thread end 251 that support that the bottom locks in outer tube when turn seat 29, main spring 26 and tap 30 turns descend; In pipe 21 movement travels promptly by the distance L on edge, 33 end of set shock resistance block, bottom to the outer tube, pipe 21 bottoms in former, become the distance L 1 after the decline, movement travel shortens, rising summit after interior pipe is downward is by a C shape clip 31 controls of being located to edge, bar 25 top, therefore setting device 23 makes main spring 26, returning spring 27 and connects the pedestal interlock established with it and do not act on the spring masterpiece and change because of compressing each spring or making, and the move distance of available adjustment front fork interior tube body is adjusted the movement travel of front fork.Drive comfort level and be effectively controlled for making, can in interior pipe, the bottom be to connect in the main spring to establish elastic buffer body 32, add the former buffering and shock preventing piece that is provided with in bottom in the upper exterior tube, make the pipe body movement stroke except that can obtain excellent handling, also can utilize the setting of above-mentioned elastic body 32,33 to make integral body have comfortable shock-absorbing buffering effect.
In addition, turn blind nut 231 cooperates the set appearance of its lid holes 233 and the top on the binding member 28 element of pulling to cooperate, spring length no-load voltage ratio after being provided with calculating on the turn blind nut 231 and variable motion stroke display scale value can effectively be controlled the movement travel of different users and different application environment middle tube body by turn control.
Fig. 5 drives the upper and lower action scheme drawing to pothole front fork A for the utility model.
It should be noted that at last: above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (6)
1, a kind of stroke shock-proof front-fork assembly of easily adjusting fast comprises: respectively overlap the shock-proof front-fork assembly that a front fork tube portion is formed by front fork shoulder both sides at least; Wherein, at least one front fork tube portion is provided with the inner and outer pipe of mutual socket, interior pipe top ends and the socket of front fork shoulder also is provided with a setting device, be lined with a sliding sleeve between inner and outer pipe, the outer tube bottom set firmly one support bar protrude in pipe bottom and compress one top, location and accept the main spring that the precompressed setting device compresses; Be arranged with one to the masthead end and be placed in the interior returning spring of managing the bottom, replacing buffering when replying as main spring; It is characterized in that: adjustment turn in setting device lid in conjunction with one with front fork in pipe upper end screw thread bonded assembly binding member and a rotating part; Binding member down the ring end face be provided with front fork in the set screw thread of pipe upper end tube wall combine fixing screw thread, binding member is provided with one for combine the stretch through perforation of combination of prick post that the turn element fixed is convexly equipped with the main spring upper end; The turn element is provided with for the main spring spiral shell and establishes fixing threaded collar end face, and main spring lower edge and is threadedly connected to the tap spiral shell of bar upper end edge and establishes, and the returning spring of tap and interior pipe bottom is replaced.
2, a kind of stroke shock-proof front-fork assembly of easily adjusting fast according to claim 1, it is characterized in that: the set turn blind nut of setting device is fixed by from top to bottom a clenched bolt and a turn combination of elements, and the binding member top end face is provided with the hole that respectively holds that element and turn blind nut lower edge ring end face preset of pulling, top that a spring and steel ball form and offsets.
3, a kind of stroke shock-proof front-fork assembly of easily adjusting fast according to claim 1, it is characterized in that: the main spring upper and lower end is fixedly arranged on rotating part and supports between the tap of bar upper end.
4, a kind of stroke shock-proof front-fork assembly of easily adjusting fast according to claim 1 and 2 is characterized in that: the adjustment blind nut of set setting device is provided with display scale as calculated and cooperates scale to show on the shock-proof front-fork assembly pipe spring constant no-load voltage ratio or pipe body movement stroke sign.
5, a kind of stroke shock-proof front-fork assembly of easily adjusting fast according to claim 1, it is characterized in that: the rotating part of setting device and tap are captiveed joint along the perforation or the bank end that are provided with by rotating part and the set thread end of tap with the last lower end of main spring.
6, a kind of stroke shock-proof front-fork assembly of easily adjusting fast according to claim 1, it is characterized in that: the bottom is along being respectively equipped with elastic buffer body and shock resistance block in interior tube body main spring the inner and the outer tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03242308 CN2608406Y (en) | 2003-03-20 | 2003-03-20 | Fast regulatable run length shock avoidance front fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03242308 CN2608406Y (en) | 2003-03-20 | 2003-03-20 | Fast regulatable run length shock avoidance front fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2608406Y true CN2608406Y (en) | 2004-03-31 |
Family
ID=34168680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03242308 Expired - Lifetime CN2608406Y (en) | 2003-03-20 | 2003-03-20 | Fast regulatable run length shock avoidance front fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2608406Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105683036A (en) * | 2013-08-06 | 2016-06-15 | 戴卡特隆有限公司 | Telescopic suspension equipment equipped with pretension tracking system |
-
2003
- 2003-03-20 CN CN 03242308 patent/CN2608406Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105683036A (en) * | 2013-08-06 | 2016-06-15 | 戴卡特隆有限公司 | Telescopic suspension equipment equipped with pretension tracking system |
| CN105683036B (en) * | 2013-08-06 | 2018-11-09 | 戴卡特隆有限公司 | The scalable suspension equipment of pretension tracking system is installed |
| US10308311B2 (en) | 2013-08-06 | 2019-06-04 | Decathlon | Telescopic suspension device fitted with a pretension tracking system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102442236B (en) | Be provided with the seat of fluid spring | |
| US10683907B2 (en) | Spring | |
| CN101181923A (en) | Adjustable and progressive coil spring system for two wheeled vehicles | |
| KR101311890B1 (en) | Standing wheel device for the motorcycles | |
| CN101954847A (en) | Through type inertial mass energy storage suspension | |
| CN2809329Y (en) | Magnetic vibration damper | |
| CN101954846A (en) | Lever-type inertial mass energy accumulation hanger bracket | |
| CN2608406Y (en) | Fast regulatable run length shock avoidance front fork | |
| CN109665017B (en) | Pedal driven bicycle | |
| US20230043079A1 (en) | Long stroke beam pumping unit | |
| CN105240446A (en) | Front shock absorber and motorcycle | |
| CN2136797Y (en) | Buffer shock-proof device for bicycle | |
| CN206703925U (en) | A kind of automobile engine bracket pad | |
| CN208719253U (en) | It is a kind of two-way from the strong hydraulic rear shock absorber in center | |
| CN206550222U (en) | Buffer Unit for mould | |
| CN2519771Y (en) | Front fork for bicycle | |
| CN110116775A (en) | A kind of c-type shock-damping structure and its shock-dampening method | |
| CN1254390C (en) | Vehicle damper | |
| CN220452590U (en) | Spring support with adjusting structure | |
| CN107377816A (en) | A kind of hydraulic pressure convenient type bending device for rebars | |
| CN216895529U (en) | Shock absorber with enhanced compression resistance function | |
| CN209921522U (en) | Rotating device for electric vehicle frame | |
| CN2628385Y (en) | Antishocking device for bicycle | |
| CN2661546Y (en) | Shockproof bicycle | |
| KR101322866B1 (en) | Frame For Absorbing Shock And Bicycle Having The Same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130320 Granted publication date: 20040331 |