CN104405823B - Front damper of motorcycle - Google Patents

Front damper of motorcycle Download PDF

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Publication number
CN104405823B
CN104405823B CN201410695821.1A CN201410695821A CN104405823B CN 104405823 B CN104405823 B CN 104405823B CN 201410695821 A CN201410695821 A CN 201410695821A CN 104405823 B CN104405823 B CN 104405823B
Authority
CN
China
Prior art keywords
piston rod
mounting seat
screw
fork tube
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
Application number
CN201410695821.1A
Other languages
Chinese (zh)
Other versions
CN104405823A (en
Inventor
吴昌平
庄立洪
吴文华
金年华
王国军
舒时金
徐健
周影
王红娇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RUIAN BANTE AUTO PARTS Co Ltd
Original Assignee
RUIAN BANTE AUTO PARTS Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by RUIAN BANTE AUTO PARTS Co Ltd filed Critical RUIAN BANTE AUTO PARTS Co Ltd
Priority to CN201410695821.1A priority Critical patent/CN104405823B/en
Publication of CN104405823A publication Critical patent/CN104405823A/en
Application granted granted Critical
Publication of CN104405823B publication Critical patent/CN104405823B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/005Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper
    • F16F13/007Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper the damper being a fluid damper
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K25/00Axle suspensions
    • B62K25/04Axle suspensions for mounting axles resiliently on cycle frame or fork
    • B62K25/06Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms
    • B62K25/08Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms for front wheel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/3207Constructional features

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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 front damper of motorcycle, including mounting seat, mounting seat is provided with handle pipe, handle pipe is socketed with front fork tube, front fork tube is provided with damping spring, front fork tube is provided with piston rod, the free end of piston rod is arranged in front fork tube with the free end of piston and piston rod, the fixing end of piston rod is connected with mounting seat, front fork tube and handle inside pipe wall are tightly connected, formed between piston rod outer wall and handle inside pipe wall and be available for the damping oil pocket that damping oil is filled, handle pipe is provided with external gas cylinder, the gas outlet of external gas cylinder connects with damping oil pocket, the affixed one end of piston rod and mounting seat is provided with exhaust apparatus, exhaust apparatus includes the exhaust passage being opened in mounting seat, exhaust passage connects with described damping oil pocket, exhaust passage is sealedly connected with locking member.The advantage that the present invention has good damping effect, telescopic spring elastic force is adjustable, mounting structure is stable.

Description

Front damper of motorcycle
Technical field
The invention belongs to motorcycle accessories technical field, especially a kind of front damper of motorcycle.
Background technology
At present, between vehicle frame and the front wheel carrier of motorcycle, it is usually mounted with a pair amortisseur, in car driving process, by this to carrying out damping between amortisseur upper frame and front wheel carrier.
Existing front damper of motorcycle mainly includes mounting seat, mounting seat is provided with handle pipe, handle pipe is socketed with front fork tube, front fork tube is provided with damping spring, this amortisseur reaches damping effect mainly by compression shock absorption spring, undamped shock-absorbing function, its buffering and damping effect is poor and is not easy to regulate, can not meet motorcycle different road conditions, different jumping degree, different turning camber shock attenuation needs so that amortisseur can not absorption comfortable, steady, flexible, effective from the vibrations on road surface and impact;And the mounting structure between amortisseur and front wheel carrier is not simply firm, because the installing space on motorcycle is limited, rationally to facilitate so installing.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of more better front damper of motorcycle than prior art damping effect, this front damper passes through damping spring, damping oil and buffer gas three with the use of reaching shock-absorbing effect, improves motorcycle damping shock-absorbing capacity.
nullTo achieve these goals,The technical solution used in the present invention is: a kind of front damper of motorcycle,Including mounting seat,Mounting seat is provided with handle pipe,Handle pipe is socketed with front fork tube,Front fork tube is provided with damping spring,It is characterized in that: described front fork tube is provided with piston rod,The free end of piston rod is arranged in front fork tube with the free end of piston and piston rod,The fixing end of piston rod is connected with mounting seat,Described front fork tube and handle inside pipe wall are tightly connected,Formed between piston rod outer wall and handle inside pipe wall and be available for the damping oil pocket that damping oil is filled,Described handle pipe is provided with external gas cylinder,The gas outlet of external gas cylinder connects with damping oil pocket,The affixed one end of described piston rod and mounting seat is provided with exhaust apparatus,Described exhaust apparatus includes the exhaust passage being opened in mounting seat,Exhaust passage connects with described damping oil pocket,Exhaust passage is sealedly connected with locking member.
In said structure, this amortisseur coordinates damping fluid and buffer gas to reach shock-absorbing functions by damping spring, improves the shock-absorbing capacity of motorcycle, and effect is more preferably.
As the further setting of the present invention, described exhaust passage is arranged on mounting seat axially and exhaust passage axis and handle pipe dead in line, the port of export of exhaust passage is threaded lock-screw, the head of lock-screw and the port of export of exhaust passage are tightly connected, and the stud end of lock-screw is threadeded with exhaust passage.
In said structure, this exhaust passage can be axially disposed, it is also possible to offers L-shaped structure from side, it is preferred that for axially disposed, it does not have object stops, aerofluxus is more smooth and easy quickly, regulates exhaust velocity by the pine and tight state regulating lock-screw.
As the further setting of the present invention, the other end that described mounting seat is connected with handle pipe relatively is provided with the accommodation chamber that bore is adaptive with lock-screw head, this accommodation chamber connects with exhaust passage, form erecting bed terrace between described bottom surface, accommodation chamber and Vent passageway end face, between this erecting bed terrace and lock-screw head, be provided with black box.
In said structure, lock-screw head is arranged in the accommodation chamber of mounting seat, the lock-screw caused because of frequent making contact can be avoided to loosen problem, this black box is arranged on outside exhaust passage, minimizing contacts with damping fluid, reducing its corrosion to black box, this black box includes O-ring seals and packing ring.
As the further setting of the present invention, described mounting seat is provided with installation cavity, installation cavity is provided with positioning sleeve, described positioning sleeve one end is that opening is arranged, the fixing end of described piston rod inserts in positioning sleeve opening, this positioning sleeve other end is provided with the positioning sleeve screw that stud end with described lock-screw is adaptive, the stud of described lock-screw stretch into through exhaust passage in positioning sleeve with positioning sleeve screw threaded engagement.
In said structure, piston rod is had locating effect by the opening of positioning sleeve, and the other end of positioning sleeve is connected with lock-screw by positioning sleeve screw so that lock-screw is threadeded with mounting seat and positioning sleeve respectively.
As the further setting of the present invention, the fixing end of described piston rod has taper reducing, and this taper reducing is extended with the extension that the stud with lock-screw is adaptive, stretches in this extension after the stud of described lock-screw and positioning sleeve screw threaded engagement.
In said structure, piston rod is fixed the taper reducing of end and is connected with extension transition, and this extension coordinates with lock-screw, and structure is more stable.
As the further setting of the present invention, described piston rod is hollow structure, and what described piston rod was provided with through piston rod cavity and damping oil pocket walks oilhole, and piston offers the through hole connected with front fork tube.
In said structure, when being subject to compressing for fluid and when front fork tube compresses toward mounting seat direction, the damping fluid compressed flows in front fork tube through the hollow cavity of piston rod by the through hole on piston, strengthens damping force by fluid and damping spring, improves damping effect.
As the further setting of the present invention, described handle pipe is provided with adapter sleeve, and adapter sleeve is provided with the installing hole adaptive with external gas cylinder, and described adapter sleeve includes upper half set and lower half set, upper half overlaps one end and lower half, and to overlap one end hinged, and the upper half set other end is fixed by screw with the lower half set other end.
In said structure, this handle pipe is provided with two adapter sleeves, is connected with the two ends of external gas cylinder respectively, and it is fixing that adapter sleeve packs into row by upper lower half, it is simple to installing/dismounting.
As the further setting of the present invention, the port of export of described external gas cylinder is connected to leather hose, and described mounting seat is provided with the leather hose installing hole adaptive with leather hose, and mounting seat sidewall is extended with spacer, spacer is provided with hole, location, and the end of described mounting seat is provided with main fixing hole.
In said structure, external gas cylinder is connected with mounting seat by leather hose, and the port of export of this leather hose connects with damping oil pocket so that the gas in gas cylinder pours increasing damping force in damping oil pocket, improves damping effect further.
As the further setting of the present invention, described front fork tube is arranged in one end endoporus of handle pipe and is provided with hollow spring seat, described piston rod free end is arranged in front fork tube through hollow spring seat, the cavity diameter of described spring base forms supplementary oil pocket more than piston rod outer diameter and the space between this cavity inwall and piston rod outer wall, described cavity inwall is embedded with annular sleeve, annular sleeve endoporus forms location fit with piston rod outer wall adaptation, described piston rod free end has cylindricality enlarged body, and this enlarged body periphery is embedded with piston ring and constitutes described piston.
In said structure, when front fork tube compresses toward mounting seat direction, the damping fluid compressed can enter the supplementary oil pocket between the cavity of spring base and piston rod, strengthen damping force, and this structure to utilize spring base to offer cavity reasonable in design, coordinating compact, piston rod is played locating effect by the annular sleeve in this cavity makes its free end to swing back and forth.
As the further setting of the present invention, it is hatch frame that described front fork tube stretches out the one end outside handle pipe, threaded in this opening have adjusting nut, and adjusting nut coordinates with opening inner wall sealing, and adjusting nut is arranged in the end face of front fork tube and abuts described damping spring.
In said structure, the spring one end in this front fork tube is installed on spring base, and spring one end is connected on the end face of adjusting nut, by adjusting nut interiorly or exteriorly turns the stretching elasticity regulating damping spring toward front fork tube, has wider array of adaptability.
Adopting such scheme, the present invention has compact conformation, good damping effect, the advantage that firmly installs.
Below in conjunction with accompanying drawing, the invention will be further described.
Accompanying drawing explanation
Accompanying drawing 1 is the surface structure schematic diagram of the specific embodiment of the invention one;
Accompanying drawing 2 is the structure sectional view of the specific embodiment of the invention one;
Accompanying drawing 3 is the surface structure schematic diagram of the specific embodiment of the invention one;
Accompanying drawing 4 is the surface structure schematic diagram of the specific embodiment of the invention two;
Accompanying drawing 5 is the structure sectional view of the specific embodiment of the invention two;
Handle pipe 1, damping oil pocket 11, adapter sleeve 12, upper half set 121, lower half set 122, front fork tube 2, damping spring 3, auxiliary spring 30, hollow spring seat 31, the cavity 311 of spring base, annular sleeve 312, piston rod 4, piston 40, piston ring 401, through hole 402, taper reducing 41, extension 42, cavity 43, walk oilhole 44, external gas cylinder 5, leather hose 51, exhaust passage 61, lock-screw 62, mounting seat 7, hold chamber 71, installation cavity 72, spacer 73, hole 731, location, main fixing hole 74, O-ring seals 81, packing ring 82, positioning sleeve 91, adjusting nut 92.
Detailed description of the invention
nullSpecific embodiments of the invention are front damper of motorcycle as Figure 1-5,Including mounting seat 7,Mounting seat 7 is provided with handle pipe 1,Handle pipe 1 is socketed with front fork tube 2,Front fork tube 2 is provided with damping spring 3,Front fork tube 2 is provided with piston rod 4,The free end of piston rod 4 is arranged in front fork tube 2 with the free end of piston 40 and piston rod 4,The fixing end of piston rod 4 is connected with mounting seat 7,Front fork tube 2 is connected with handle pipe 1 inner wall sealing,Formed between piston rod 4 outer wall and handle pipe 1 inwall and be available for the damping oil pocket 11 that damping oil is filled,Handle pipe 1 is provided with external gas cylinder 5,The gas outlet of external gas cylinder 5 connects with damping oil pocket 11,Piston rod 4 one end affixed with mounting seat 7 is provided with exhaust apparatus,Exhaust apparatus includes the exhaust passage 61 being opened in mounting seat 7,Exhaust passage 61 connects with damping oil pocket 11,Exhaust passage 61 is sealedly connected with locking member.This amortisseur coordinates damping fluid and buffer gas to reach shock-absorbing functions by damping spring 3, improves the shock-absorbing capacity of motorcycle, and effect is more preferably.
Above-mentioned exhaust passage 61 is arranged on mounting seat 7 axially and exhaust passage 61 axis and handle pipe 1 dead in line, the port of export of exhaust passage 61 is threaded lock-screw 62, the port of export of the head of lock-screw 62 and exhaust passage 61 is tightly connected, and the stud end of lock-screw 62 is threadeded with exhaust passage 61.This exhaust passage 61 can be axially disposed, L-shaped structure can also be offered from side as it is shown in figure 5, preferably axially disposed as shown in Figure 2, it does not have object stop, aerofluxus is more smooth and easy quickly, regulates exhaust velocity by the pine and tight state regulating lock-screw 62.
The other end that above-mentioned mounting seat 7 is connected with handle pipe 1 relatively is provided with the accommodation chamber 71 that bore is adaptive with lock-screw 62 head, this accommodation chamber 71 connects with exhaust passage 61, hold and between bottom surface, chamber 71 and exhaust passage 61 exit end face, form erecting bed terrace, between this erecting bed terrace and lock-screw 62 head, be provided with black box.Lock-screw 62 head is arranged in the accommodation chamber 71 of mounting seat 7, the lock-screw 62 caused because of frequent making contact can be avoided to loosen problem, this black box is arranged on outside exhaust passage 61, minimizing contacts with damping fluid, reducing its corrosion to black box, this black box includes O-ring seals 81 and packing ring 82.
Above-mentioned mounting seat 7 is provided with installation cavity 72, installation cavity 72 is provided with positioning sleeve 91, positioning sleeve 91 one end is that opening is arranged, the fixing end of piston rod 4 inserts in positioning sleeve 91 opening, this positioning sleeve 91 other end is provided with positioning sleeve 91 screw that stud end with lock-screw 62 is adaptive, the stud of lock-screw 62 stretch into through exhaust passage 61 in positioning sleeve 91 with positioning sleeve 91 screw threaded engagement.Piston rod 4 is had locating effect by the opening of positioning sleeve 91, and the other end of positioning sleeve 91 is connected with lock-screw 62 by positioning sleeve 91 screw so that lock-screw 62 is threadeded with mounting seat 7 and positioning sleeve 91 respectively.
Above-mentioned piston rod 4 is fixed end and is had taper reducing 41, and this taper reducing 41 is extended with the extension 42 that the stud with lock-screw 62 is adaptive, stretches in this extension 42 after the stud of lock-screw 62 and positioning sleeve 91 screw threaded engagement.The taper reducing 41 of the fixing end of piston rod 4 is connected with extension 42 transition, and this extension 42 coordinates with lock-screw 62, and structure is more stable.
Above-mentioned piston rod 4 is hollow structure, and what piston rod 4 was provided with through piston rod 4 cavity 43 and damping oil pocket 11 walks oilhole 44, and piston 40 offers the through hole 402 connected with front fork tube 2.When being subject to compressing for fluid and when front fork tube 2 compresses toward mounting seat 7 direction, the damping fluid compressed flows in front fork tube 2 through the hollow cavity of piston rod 4 by the through hole 402 on piston 40, strengthen damping force by fluid and damping spring 3, improve damping effect.
Above-mentioned handle pipe 1 is provided with adapter sleeve 12, adapter sleeve 12 is provided with and the installing hole of external gas cylinder 5 adaptation, adapter sleeve 12 includes upper half set 121 and lower half set 122, and upper half overlaps 121 one end and lower half, and to overlap 122 one end hinged, and upper half is overlapped 121 other ends and overlapped 122 other ends with lower half and fixed by screw.This handle pipe 1 is provided with two adapter sleeves 12, is connected with the two ends of external gas cylinder 5 respectively, and adapter sleeve 12 overlaps 121,122 by upper lower half and is fixed, it is simple to installing/dismounting.
The port of export of above-mentioned external gas cylinder 5 is connected to leather hose 51, and mounting seat 7 is provided with and the leather hose installing hole of leather hose 51 adaptation, and mounting seat 7 sidewall is extended with spacer 73, and spacer 73 is provided with hole 731, location, and the end of mounting seat 7 is provided with main fixing hole 74.External gas cylinder 5 is connected with mounting seat 7 by leather hose 51, and the port of export of this leather hose 51 connects with damping oil pocket 11 so that the gas in gas cylinder pours increasing damping force in damping oil pocket 11, improves damping effect further.
Above-mentioned front fork tube 2 is arranged in one end endoporus of handle pipe 1 and is provided with hollow spring seat 31, auxiliary spring 30 it is additionally provided with between piston 40 and hollow spring seat 31, the end abutment of damping spring 3 is on the piston 40 of piston rod 4, damping spring 3 and auxiliary spring 30 coordinate raising shock-absorbing effect, piston rod 4 free end is arranged in front fork tube 2 through hollow spring seat 31, cavity 311 diameter of spring base forms supplementary oil pocket more than piston rod 4 outer diameter and the space between this cavity 43 inwall and piston rod 4 outer wall, cavity 311 inwall is embedded with annular sleeve 312, annular sleeve 312 endoporus forms location fit with piston rod 4 outer wall adaptation, piston rod 4 free end has cylindricality enlarged body, this enlarged body periphery is embedded with piston ring 401 and constitutes piston 40.When front fork tube 2 compresses toward mounting seat 7 direction, the damping fluid compressed can enter the supplementary oil pocket between the cavity 311 of spring base and piston rod 4, strengthen damping force, and this structure to utilize spring base 31 to offer cavity 43 reasonable in design, coordinating compact, piston rod 4 is played locating effect by the annular sleeve 312 in this cavity 43 makes its free end to swing back and forth.
It is hatch frame that above-mentioned front fork tube 2 stretches out the one end outside handle pipe 1, and threaded in this opening have adjusting nut 92, and adjusting nut 92 coordinates with opening inner wall sealing, and adjusting nut 92 is arranged in the end face of front fork tube 2 and abuts damping spring 3.Spring one end in this front fork tube 2 is installed on spring base, and spring one end is connected on the end face of adjusting nut 92, by adjusting nut 92 interiorly or exteriorly turns the stretching elasticity regulating damping spring 3 toward front fork tube 2, has wider array of adaptability.
The present invention is not limited to above-mentioned detailed description of the invention; persons skilled in the art are according to present disclosure; other multiple detailed description of the invention can be adopted to implement the present invention's; or the design structure of every employing present invention and thinking; do simple change or change, both fall within protection scope of the present invention.

Claims (10)

1. a front damper of motorcycle, including mounting seat, mounting seat is provided with handle pipe, handle pipe is socketed with front fork tube, front fork tube is provided with damping spring, it is characterized in that: described front fork tube is provided with piston rod, the free end of piston rod is arranged in front fork tube with the free end of piston and piston rod, the fixing end of piston rod is connected with mounting seat, described front fork tube and handle inside pipe wall are tightly connected, formed between piston rod outer wall and handle inside pipe wall and be available for the damping oil pocket that damping oil is filled, described handle pipe is provided with external gas cylinder, the gas outlet of external gas cylinder connects with damping oil pocket, the affixed one end of described piston rod and mounting seat is provided with exhaust apparatus, described exhaust apparatus includes the exhaust passage being opened in mounting seat, exhaust passage connects with described damping oil pocket, exhaust passage is sealedly connected with locking member.
2. front damper of motorcycle according to claim 1, it is characterized in that: described exhaust passage is arranged on mounting seat axially and exhaust passage axis and handle pipe dead in line, the port of export of exhaust passage is threaded lock-screw, the head of lock-screw and the port of export of exhaust passage are tightly connected, and the stud end of lock-screw is threadeded with exhaust passage.
3. front damper of motorcycle according to claim 2, it is characterized in that: the other end that described mounting seat is connected with handle pipe relatively is provided with the accommodation chamber that bore is adaptive with lock-screw head, this accommodation chamber connects with exhaust passage, form erecting bed terrace between described bottom surface, accommodation chamber and Vent passageway end face, between this erecting bed terrace and lock-screw head, be provided with black box.
4. front damper of motorcycle according to claim 2, it is characterized in that: described mounting seat is provided with installation cavity, installation cavity is provided with positioning sleeve, described positioning sleeve one end is that opening is arranged, the fixing end of described piston rod inserts in positioning sleeve opening, this positioning sleeve other end is provided with the positioning sleeve screw that stud end with described lock-screw is adaptive, the stud of described lock-screw stretch into through exhaust passage in positioning sleeve with positioning sleeve screw threaded engagement.
5. front damper of motorcycle according to claim 4, it is characterized in that: the fixing end of described piston rod has taper reducing, this taper reducing is extended with the extension that the stud with lock-screw is adaptive, stretches in this extension after the stud of described lock-screw and positioning sleeve screw threaded engagement.
6. the front damper of motorcycle according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: described piston rod is hollow structure, what be provided with through piston rod cavity and damping oil pocket on described piston rod walks oilhole, and piston offers the through hole connected with front fork tube.
7. front damper of motorcycle according to claim 1, it is characterized in that: described handle pipe is provided with adapter sleeve, adapter sleeve is provided with the installing hole adaptive with external gas cylinder, described adapter sleeve includes upper half set and lower half set, upper half overlaps one end and lower half, and to overlap one end hinged, and the upper half set other end is fixed by screw with the lower half set other end.
8. the front damper of motorcycle according to claim 1 or 7, it is characterized in that: the port of export of described external gas cylinder is connected to leather hose, described mounting seat is provided with the leather hose installing hole adaptive with leather hose, mounting seat sidewall is extended with spacer, spacer is provided with hole, location, and the end of described mounting seat is provided with main fixing hole.
9. the front damper of motorcycle according to claim 1-5 any one, it is characterized in that: described front fork tube is arranged in one end endoporus of handle pipe and is provided with hollow spring seat, described piston rod free end is arranged in front fork tube through hollow spring seat, the cavity diameter of described spring base forms supplementary oil pocket more than piston rod outer diameter and the space between this cavity inwall and piston rod outer wall, described cavity inwall is embedded with annular sleeve, annular sleeve endoporus forms location fit with piston rod outer wall adaptation, described piston rod free end has cylindricality enlarged body, this enlarged body periphery is embedded with piston ring and constitutes described piston.
10. the front damper of motorcycle according to claim 1-5 any one, it is characterized in that: it is hatch frame that described front fork tube stretches out the one end outside handle pipe, threaded in this opening have adjusting nut, adjusting nut coordinates with opening inner wall sealing, and adjusting nut is arranged in the end face of front fork tube and abuts described damping spring.
CN201410695821.1A 2014-11-26 2014-11-26 Front damper of motorcycle Expired - Fee Related CN104405823B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410695821.1A CN104405823B (en) 2014-11-26 2014-11-26 Front damper of motorcycle

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Application Number Priority Date Filing Date Title
CN201410695821.1A CN104405823B (en) 2014-11-26 2014-11-26 Front damper of motorcycle

Publications (2)

Publication Number Publication Date
CN104405823A CN104405823A (en) 2015-03-11
CN104405823B true CN104405823B (en) 2016-07-27

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105823678B (en) * 2016-06-08 2018-05-25 合肥工业大学 A kind of Hopkinson pressure bar damper
CN113525579A (en) * 2020-03-29 2021-10-22 Tvs电机股份有限公司 Suspension assembly for two-wheeled vehicle
CN112032237A (en) * 2020-09-24 2020-12-04 福建金汉科技有限公司 Aluminum alloy normally-installed four-cylinder front shock absorber

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87108277A (en) * 1987-12-28 1988-08-17 杜云波 Self-controlled type multifunction hydraulic shock absorbing system
CN1066249C (en) * 1996-06-25 2001-05-23 王明珠 Single cylinder aerating bidirectional vibration absorber
CN100372727C (en) * 2005-07-25 2008-03-05 重庆渝安创新科技(集团)有限公司 Inversion type front buffer gear in motorcycle
JP5535871B2 (en) * 2010-10-28 2014-07-02 株式会社ショーワ Front fork
JP5847612B2 (en) * 2012-02-29 2016-01-27 株式会社ショーワ Spring leg for front fork
CN204239596U (en) * 2014-11-26 2015-04-01 瑞安市坂特车业部件有限公司 A kind of front damper of motorcycle

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