CN106949183A - A kind of automobile-used Front fork vibration abatement system - Google Patents
A kind of automobile-used Front fork vibration abatement system Download PDFInfo
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- CN106949183A CN106949183A CN201710309274.2A CN201710309274A CN106949183A CN 106949183 A CN106949183 A CN 106949183A CN 201710309274 A CN201710309274 A CN 201710309274A CN 106949183 A CN106949183 A CN 106949183A
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- front fork
- piston
- regulation
- oil circuit
- main body
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
- F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
- F16F9/19—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder and of single-tube type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
- F16F9/3214—Constructional features of pistons
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/36—Special sealings, including sealings or guides for piston-rods
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Axle Suspensions And Sidecars For Cycles (AREA)
Abstract
The invention discloses a kind of automobile-used Front fork vibration abatement system, by size and break-make that regulating part control main body oil circuit is set in internal piston, only need a regulation button i.e. movement of controllable adjustable part, integrated resilience damping regulation is adjusted at front crown one with compression damping, the regulation for being easy to user to damp front fork compression damping and resilience, improves Consumer's Experience.By being designed to piston structure form, coordinate regulation thimble to realize the control of oil circuit, effectively simplify the composition of system so that front fork resilience damping, which is promoted, to be used.
Description
Technical field
The invention belongs to vehicle front fork Aseismatic Design technical field, and in particular to a kind of automobile-used Front fork vibration abatement system.
Background technology
Front fork component is in front position in bicycle structure, and its upper end is connected with handlebar part, frame part and
Front tube coordinates, and lower end coordinates with front axle part, constitutes the guidance system of bicycle.Shock-absorption front fork of bicycle is in vehicle ride
Middle stress is compressed, and original length is recoiled to after reaching pole location, constantly repeats to mitigate driver's body stress so as to reach
Effect.
The rebound velocity of front fork is by damping size control.Middle and high end mountain bike front fork on the market is used at present
All it is hydraulic damping system, front fork damping system damps two functions comprising compression damping and resilience.Compression damping is used to control
Compression speed when front fork is impacted, can be used for locked front fork, be adjusted by the knob at front crown position.Resilience hinders
Buddhist nun is used for the speed for controlling front fork resilience, is adjusted by the knob of front fork bottom.When resilience sets excessively slow, front fork or shock-absorbing
It will be unable to tackle continuous response, it means that front fork has no ability to solve impact one by one.On the other hand, if
Resilience sets too fast, and it is too fast by what is stretched between two Secondary Shocks, and driver is pushed up upwards, and this can also allow the front-wheel bullet of vehicle
From the ground, cause bicycle directional out of control, be likely to result in great bodily injury.So resilience damping is needed according to different road conditions of riding
Suitable state is adjusted, to ensure safety.
At present, conventional shock-proof front-fork assembly regulation button is respectively arranged with the top and bottom of front fork, for distinguishing regulation pressure
Contracting damping is damped with resilience, the bottom of front fork is arranged on yet with resilience damping mechanism, adjusting knob is also disposed at front fork
Bottom, is not easy to operation very much, and adjusting knob easily drops loss, or is damaged.90% user feedback resilience knob is not
It is good to adjust, or even there is user to buy by oneself to buy and all do not adjusted, a so important regulatory function, because of the defect of its design
Ignored by people, cause Consumer's Experience to decline.
Therefore, in view of problem above, it is necessary to propose a kind of new Front fork vibration abatement governor motion, be easy to user to front fork
Compression damping and the regulation of resilience damping, improve Consumer's Experience, while the composition that simplifies the internal structure of an organization so that front fork resilience damping is obtained
To promoting the use of.
The content of the invention
In view of this, the invention provides a kind of automobile-used Front fork vibration abatement system, by setting regulating part control in internal piston
The size and break-make of main body oil circuit processed, it is only necessary to which a regulation button is the movement of controllable adjustable part, integrated resilience damping regulation
Adjusted with compression damping at front crown one, the regulation for being easy to user to damp front fork compression damping and resilience improves user
Experience, while the composition that simplifies the internal structure of an organization so that front fork resilience damping, which is promoted, to be used.
A kind of automobile-used Front fork vibration abatement system proposed according to the purpose of the present invention, the suspension system bottom is installed on front fork
Bottom cylinder in, the shoulder that top is fixedly connected on front fork is covered, the suspension system include outer tube, be arranged at the outer tube
Piston, the piston outer tube chamber is divided on rod chamber and rodless cavity, the piston offer connection rod chamber with
The main body oil circuit of rodless cavity, the internal piston is provided with the regulating part of the regulation main body oil circuit break-make and path size；
During resilience damping regulation, the regulating part movement, main body oil circuit path becomes larger or diminished；
When compression damping is adjusted, the regulating part movement blocks main body oil circuit completely, and rodless cavity disconnects with rod chamber, realizes
Front fork locking, regulating part reverse movement opens main body oil circuit, and rodless cavity is connected with rod chamber, realizes that front fork is unlocked.
It is preferred that, the internal piston is cavity, and the regulating part is the regulation thimble being arranged in the cavity, described
Regulation thimble bottom is supported in internal piston by an elastic component, and the regulation thimble top is axially driving by a mandrel, institute
State mandrel and stretch out the outside pipe, the mandrel shaft end is provided with a regulation button；The regulation button is rotated, mandrel is therewith
Rotation pushes regulation thimble, controls the path size and break-make of the main body oil circuit, inverts in the regulation button, mandrel rotation
Rise, regulation thimble resets under elastic component driving.
It is preferred that, the piston upper end is fixedly connected with an inner tube, and said inner tube extend out to outside pipe formation piston rod,
Contacted in the mandrel insertion said inner tube and with regulation thimble.
It is preferred that, the piston base, which is offered, at least forms side wall oil on a bottom oilhole, the piston side wall
Hole, the bottom oilhole forms the main body oil circuit when being connected with the side wall oilhole.
It is preferred that, the regulation thimble includes needle body and needle stand, and the needle stand matches with the internal piston cavity, institute
Needle body external diameter is stated less than cavity inside diameter, elastic component is sheathed on the needle body；The side wall oilhole vertical piston is set, and connection
Internal piston cavity, needle stand blocks corresponding main body oil circuit when being moved at the wall oilhole of side.
It is preferred that, the needle body front end is to match on the inside of cone columnar structures, the bottom oilhole with the needle body front end.
It is preferred that, the side wall oilhole is setting up and down two groups, connects to form two groups of bulk oils with bottom oilhole respectively
Road, during resilience damping regulation, regulating part movement at least stops upper end side wall oilhole.
It is preferred that, sealing ring is equipped between outer tube wall on the piston outer ring, sealing ring is sheathed on outside piston
In the groove of portion's shaping, there is gap between the sealing ring and outer tube wall, hydraulic oil from the gap location it is reciprocal in rod chamber with
In rodless cavity, edge oil circuit is formed.
It is preferred that, the piston base is further opened with a locking oilhole, the locking oilhole and piston sealing ring institute
Groove connection, when compression damping is adjusted, regulating part movement blocks main body oil circuit completely, and bottom hydraulic oil is from the lock
Stand oil hole enters in the groove, sealing ring deformation external diameter increase under oil pressure effect, pins edge oil circuit, rodless cavity and has bar
Chamber disconnects, and realizes front fork locking, and regulating part reverse movement opens main body oil circuit, and rodless cavity is connected with rod chamber, realizes front fork solution
Lock.
It is preferred that, the sealing ring is provided between two groups of side wall oilholes up and down, between the sealing ring and the outer tube wall
There is gap, the following group main body oil circuit connects rod chamber by the gap.
Compared with prior art, the advantage of automobile-used Front fork vibration abatement system disclosed by the invention is：
By size and break-make that regulating part control main body oil circuit is set in internal piston, it is only necessary to a regulation button
The movement of part is controlled to adjust, integrated resilience damping regulation is adjusted at front crown one with compression damping, is easy to user to front fork
Compression damping and the regulation of resilience damping, improve Consumer's Experience.
Core technology point of the present invention is the structure type of piston, by being improved design to piston structure form, is matched somebody with somebody
The control that regulation thimble realizes oil circuit is closed, effectively simplifies the composition of system so that front fork resilience damping, which is promoted, to be used.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of automobile-used Front fork vibration abatement system disclosed by the invention.
Fig. 2 is enlarged drawing at A in Fig. 1.
Fig. 3 is the structural representation of piston.
Fig. 4 is the structural representation of regulation thimble.
Fig. 5 is the schematic diagram of automobile-used Front fork vibration abatement system under conventional sense.
Fig. 6 is the schematic diagram of automobile-used Front fork vibration abatement system when resilience damps regulation.
Fig. 7 is the schematic diagram of automobile-used Front fork vibration abatement system when compression damping is adjusted.
The title of digital or alphabetical representative corresponding component in figure：
1st, suspension system
11st, outer tube 12, piston 13, regulation thimble 14, spring 15, mandrel 16, inner tube 17, side wall oilhole 18, bottom
Portion's oilhole 19, sealing ring 20, groove 21, locking oilhole 22, neck 131, needle body 132, needle stand
Embodiment
Just as described in the background section, conventional shock-proof front-fork assembly regulation button is respectively arranged with the top and bottom of front fork
Portion, is damped for distinguishing regulation compression damping with resilience, and the bottom of front fork, regulation rotation are arranged on yet with resilience damping mechanism
Button is also disposed at the bottom of front fork, is not easy to very much operation, and adjusting knob easily drops loss, or is damaged.And because it sets
The defect of meter and ignored by people, cause the experience of user to decline.
The present invention is for of the prior art not enough there is provided a kind of automobile-used Front fork vibration abatement system, by internal piston
Regulating part is set to control the size and break-make of main body oil circuit, it is only necessary to which a regulation button is the movement of controllable adjustable part, integrated
Resilience damping regulation is adjusted at front crown one with compression damping, the tune for being easy to user to damp front fork compression damping and resilience
Section, improves Consumer's Experience.
Technical scheme will be clearly and completely described by embodiment below.Obviously, retouched
The embodiment stated is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to the present invention
The scope of protection.
Please also refer to Fig. 1 to Fig. 7, as illustrated, a kind of automobile-used Front fork vibration abatement system, the suspension system bottom is installed on
In the bottom cylinder of front fork, the shoulder that top is fixedly connected on front fork is covered.Suspension system includes outer tube 11, is arranged inside outer tube 11
Piston 12, the internal chamber of outer tube 11 is divided on rod chamber and rodless cavity, piston by piston 12 offers connection rod chamber and nothing
Rod cavity main body oil circuit (see bold portion in Fig. 5-7), internal piston is provided with a regulation main body oil circuit break-make and path size
Regulating part.The main body oil circuit of internal piston is throttled or blocked by the movement of regulating part, realization body oil circuit flow velocity
Control, so as to realize the regulation of resilience damping and the locking of front fork.
Specifically, during resilience damping regulation, regulating part movement, main body oil circuit path becomes larger or diminished；Compression damping
During regulation, regulating part movement blocks main body oil circuit completely, and rodless cavity disconnects with rod chamber, realizes front fork locking, regulating part is reverse
Mobile to open main body oil circuit, rodless cavity is connected with rod chamber, realizes that front fork is unlocked.
In the present embodiment, preferably internal piston is cavity, and regulating part is the regulation thimble 13 being arranged in cavity, regulation top
The bottom of pin 13 is supported in internal piston by an elastic component, and the regulation top of thimble 13 is axially driving by a mandrel 15, mandrel 15
Stretch out outside outer tube 11, the shaft end of mandrel 15 is provided with a regulation button (not shown)；Rotate regulation button, the concomitant rotation of mandrel 15
And move down, regulation thimble 13 is pushed, the path size and break-make of main body oil circuit is controlled；Reversion regulation button, mandrel is rotated
Rise, regulation thimble 13 resets under elastic component driving.Specifically, regulation thimble is provided with a neck 22 with mandrel contact jaw,
The end of mandrel 15 is inserted in the neck 22, under the elastic force effect of elastic component, it is ensured that mandrel end is supported in neck, is realized
The stability of mandrel, regulation thimble and piston space connection, it is ensured that regulation thimble is certain in the position of internal piston.
Specifically, regulation button can divide many gears to be adjusted, and regulation is realized by rotating regulation button to different angles
The difference of thimble pushes length, so as to control main body oil circuit size, then controls rebound velocity.Gear regulation can pass through spring steel
Pearl mechanism realizes that corresponding each gear is provided with a gear groove, and when turning to setting gear, steel ball is caught under Spring driving
It is spacing in corresponding gear groove, so that it is determined that adjusting position.Specific gear regulative mode is set as needed, is not limited herein
System.
The upper end of piston 12 is fixedly connected with an inner tube 16, and inner tube 16 extend out to the outside of outer tube 11 and forms piston rod, mandrel 15
Contacted in insertion inner tube 16 and with regulation thimble 13.When front fork stress is compressed, piston rod and piston are slided relatively in outer tube
It is dynamic, original length is recoiled to after reaching pole location, is constantly repeated so as to reach the effect for mitigating driver's body stress.
Wherein, the position in mandrel insertion piston can be realized by rotating regulation button or pressing regulation button, specific side
Formula is not limited.
It is preferred that, piston base offers and side wall oilhole 17 is at least formed on a bottom oilhole 18, piston side wall, this
Two groups of side wall oilholes above and below being preferably provided with embodiment, form main body oil circuit when bottom oilhole is connected with side wall oilhole.Bulk oil
When road is opened completely, hydraulic oil realizes oil return by two groups of main body oil circuits, and rebound velocity is very fast, by the mobile control for adjusting thimble
The break-make of main body oil circuit processed and open size, so as to control the oil return speed of hydraulic oil, then control the rebound velocity of front fork with
And the locking of front fork.During resilience damping regulation, regulation thimble movement at least stops upper end side wall oilhole, realizes to upper one group of main body
The current limliting of oil circuit and blocking, so as to adjust resilience damping, also can further move the side wall oilhole for stopping lower end, realize and block
Upper one group of main body oil circuit, and realize the current limliting to next group of main body oil circuit and the purpose of blocking, realize resilience damping regulation or
Compression damping is adjusted.Wherein side wall oilhole quantity it is as needed depending on, be not limited herein.
Adjusting thimble includes needle body 131 and needle stand 132, and needle stand 132 matches with the internal cavities of piston 12, outside needle body 131
Footpath is less than cavity inside diameter, and elastic component is sheathed on needle body 131, and preferably elastic component is spring 14, and mandrel is pushed, and spring-compressed is realized
Needle stand coordinates with diverse location in piston, the break-make of realization body oil circuit.
In the present embodiment, side wall oilhole vertical piston central shaft is set, and connection internal piston cavity, and needle stand is moved to side
Corresponding main body oil circuit is blocked when at wall oilhole.Side wall oilhole also tiltable in other embodiments is set, embodiment
Depending on as needed, it is not limited herein.
It is preferred that, the front end of needle body 131 is set to bore to match on the inside of columnar structures, bottom oilhole with needle body front-end architecture.
Make it that needle body can be inserted accurately and effectively in the oilhole of bottom by the design of the structure type, and the mesh for blocking oil circuit is done step-by-step
, realize the slow regulation transition of rebound velocity.
Sealing ring 19 is equipped with the outer ring of piston 12 between the inwall of outer tube 11, sealing ring is sheathed on piston exterior shaping
Groove 20 in, there is gap between sealing ring 19 and the inwall of outer tube 11, hydraulic oil from the gap location it is reciprocal in rod chamber with without bar
In chamber, form edge oil circuit (see dotted portion in Fig. 5-7).The size in the gap is 0.5-0.7mm, preferably 0.6mm so that
Hydraulic oil can pass through from the edge of piston under normality.
The bottom of piston 12 is further opened with a locking oilhole 21, and locking oilhole 21 is recessed with the place of sealing ring 19 of piston
Groove 20 is connected, when compression damping is adjusted, and regulating part movement blocks two groups of main body oil circuits, bottom hydraulic oil self-locking stand oil hole 21 completely
Into in groove 20, sealing ring deformation external diameter increase under oil pressure effect pins edge oil circuit, rodless cavity disconnects with rod chamber,
Front fork locking is realized, regulating part reverse movement opens main body oil circuit, and rodless cavity is connected with rod chamber, realizes that front fork is unlocked.Bottom
Oilhole is arranged at piston centre position, and locking oilhole 21 is preferably provided on the periphery of bottom oilhole 18, locks oilhole quantity
Setting as needed, preferably circular array is distributed in the multiple of bottom oilhole periphery, respectively to multiple positions of bottom sealing ring
Carry out pressurization is put, the blocking of edge oil circuit is realized.
It is preferred that, a sealing ring 19 is provided between two groups of side wall oilholes 17 up and down, is deposited between sealing ring 19 and the inwall of outer tube 11
In gap, the following group main body oil circuit and edge oil communication, and rod chamber is connected by the gap.
The regulative mode of the present invention is as follows：
As shown in figure 5, in the case of normality, when front fork is impacted, piston 12 is descending, hydraulic oil is walked along diagram route；
After impulsive force unloading, piston 12 is up, hydraulic oil route reverse reflux along along figure, until front fork resets.
As shown in fig. 6, the adjusting knob on resilience damping regulation, rotation front crown pushes mandrel 15, mandrel 15 will
Regulation thimble 13 is down pushed away, and regulation thimble 13 gradually seals the upper end side wall oilhole (diagram circled) on piston 12, makes hydraulic pressure
The back-flow velocity of oil is more and more slower, so as to control front fork rebound velocity.When mandrel 15 is up, regulation thimble leans on spring reset.
Adjusting knob can realize many gear regulations.
As shown in fig. 7, compression damping is adjusted, the incabloc function of compression damping control front fork is locked or unlocks.When mandrel 15
Promote regulation thimble 13 to come downwards to the sealing ring (diagram circled) for withstanding centre, enclose bottom oilhole, in this case, liquid
Force feed enters in groove (shown by arrow direction) from locking oilhole 21, and the sealing ring 19 at the edge of piston 12 is supportted greatly, edge is pinned
Oil circuit, the hydraulic oil formed in closed system, rodless cavity can not flow, and realize the locking of front fork.When mandrel is up, thimble is adjusted
By spring reset, oil circuit is opened, and realizes that shock-absorbing is unlocked.
The invention discloses a kind of automobile-used Front fork vibration abatement system, by setting regulating part to control main body oil circuit in internal piston
Size and break-make, it is only necessary to a regulation button is the movement of controllable adjustable part, integrated resilience damping regulation and compression damping
Adjust at front crown one, the regulation for being easy to user to damp front fork compression damping and resilience improves Consumer's Experience.
Core technology point of the present invention is the structure type of piston, by being designed to piston structure form, coordinates and adjusts
Section thimble realizes the control of oil circuit, effectively simplifies the composition of system so that front fork resilience damping, which is promoted, to be used.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of automobile-used Front fork vibration abatement system, the suspension system bottom is installed in the cylinder of the bottom of front fork, top is fixedly connected on
The shoulder of front fork is covered, it is characterised in that the suspension system includes outer tube, is arranged at the piston of the outer tube, the work
Outer tube chamber is divided into the main body that connection rod chamber and rodless cavity are offered on rod chamber and rodless cavity, the piston by plug
Oil circuit, the internal piston is provided with the regulating part of the regulation main body oil circuit break-make and path size；
During resilience damping regulation, the regulating part movement, main body oil circuit path becomes larger or diminished；
When compression damping is adjusted, the regulating part movement blocks main body oil circuit completely, and rodless cavity disconnects with rod chamber, realizes front fork
Locking, regulating part reverse movement opens main body oil circuit, and rodless cavity is connected with rod chamber, realizes that front fork is unlocked.
2. automobile-used Front fork vibration abatement system according to claim 1, it is characterised in that the internal piston is cavity, described
Regulating part is the regulation thimble being arranged in the cavity, and the regulation thimble bottom is supported in piston by an elastic component
Portion, the regulation thimble top is axially driving by a mandrel, and the mandrel stretches out the outside pipe, and the mandrel shaft end is set
It is equipped with a regulation button；The regulation button is rotated, mandrel concomitant rotation pushes regulation thimble, controls the road of the main body oil circuit
Footpath size and break-make, invert the regulation button, and mandrel, which is rotated, to be risen, and regulation thimble resets under elastic component driving.
3. automobile-used Front fork vibration abatement system according to claim 2, it is characterised in that the piston upper end is fixedly connected with one
Inner tube, said inner tube extend out in outside pipe formation piston rod, the mandrel insertion said inner tube and contacted with regulation thimble.
4. automobile-used Front fork vibration abatement system according to claim 2, it is characterised in that the piston base offers a bottom
Side wall oilhole is at least formed on oilhole, the piston side wall, the bottom oilhole is formed when being connected with the side wall oilhole
The main body oil circuit.
5. automobile-used Front fork vibration abatement system according to claim 4, it is characterised in that the regulation thimble includes needle body and pin
Seat, the needle stand matches with the internal piston cavity, and the needle body external diameter is less than cavity inside diameter, and elastic component is sheathed on described
On needle body；The side wall oilhole vertical piston is set, and connection internal piston cavity, and needle stand is blocked when being moved at the wall oilhole of side
Corresponding main body oil circuit.
6. automobile-used Front fork vibration abatement system according to claim 5, it is characterised in that the needle body front end is cone column type knot
Match on the inside of structure, the bottom oilhole with the needle body front end.
7. automobile-used Front fork vibration abatement system according to claim 4, it is characterised in that the side wall oilhole is setting up and down
Two groups, connect to form two groups of main body oil circuits respectively with bottom oilhole, during resilience damping regulation, regulating part movement at least stops upper end
Side wall oilhole.
8. automobile-used Front fork vibration abatement system according to claim 7, it is characterised in that with outer tube wall on the piston outer ring
Between be equipped with sealing ring, sealing ring is sheathed in the groove of piston exterior shaping, is deposited between the sealing ring and outer tube wall
In gap, hydraulic oil is reciprocal in rod chamber and rodless cavity from the gap location, forms edge oil circuit.
9. automobile-used Front fork vibration abatement system according to claim 8, it is characterised in that the piston base is further opened with a lock
Stand oil hole, the locking oilhole is connected with the groove where piston sealing ring, when compression damping is adjusted, and the regulating part is moved
Dynamic to block main body oil circuit completely, bottom hydraulic oil enters in the groove from the locking oilhole, and sealing ring is under oil pressure effect
External diameter increase is deformed, edge oil circuit is pinned, rodless cavity disconnects with rod chamber, front fork locking is realized, regulating part reverse movement is opened
Main body oil circuit, rodless cavity is connected with rod chamber, realizes that front fork is unlocked.
10. automobile-used Front fork vibration abatement system according to claim 8, it is characterised in that set up and down between two groups of side wall oilholes
There is the sealing ring, there is gap between the sealing ring and the outer tube wall, the following group main body oil circuit is communicated with by the gap
Rod cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309274.2A CN106949183B (en) | 2017-05-04 | 2017-05-04 | Front fork shock-absorbing system for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309274.2A CN106949183B (en) | 2017-05-04 | 2017-05-04 | Front fork shock-absorbing system for vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN106949183A true CN106949183A (en) | 2017-07-14 |
| CN106949183B CN106949183B (en) | 2023-02-24 |
Family
ID=59478106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710309274.2A Active CN106949183B (en) | 2017-05-04 | 2017-05-04 | Front fork shock-absorbing system for vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113187844A (en) * | 2021-06-07 | 2021-07-30 | 浙江戈尔德智能悬架股份有限公司 | Compression double-gear adjustable damping structure |
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| CN205896150U (en) * | 2016-06-29 | 2017-01-18 | 浙江科力车辆控制系统有限公司 | One -way piston and have one -way piston's cylinder |
| CN206874733U (en) * | 2017-05-04 | 2018-01-12 | 徐家权 | A kind of automobile-used Front fork vibration abatement system |
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| CN103939415A (en) * | 2014-05-15 | 2014-07-23 | 杨帆 | Oil cylinder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113187844A (en) * | 2021-06-07 | 2021-07-30 | 浙江戈尔德智能悬架股份有限公司 | Compression double-gear adjustable damping structure |
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| CN106949183B (en) | 2023-02-24 |
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