CN104455164A - Damping shock absorber for motorcycle - Google Patents

Damping shock absorber for motorcycle Download PDF

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Publication number
CN104455164A
CN104455164A CN201410774010.0A CN201410774010A CN104455164A CN 104455164 A CN104455164 A CN 104455164A CN 201410774010 A CN201410774010 A CN 201410774010A CN 104455164 A CN104455164 A CN 104455164A
Authority
CN
China
Prior art keywords
piston rod
urceolus
shock absorber
damping shock
guide sleeve
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.)
Granted
Application number
CN201410774010.0A
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Chinese (zh)
Other versions
CN104455164B (en
Inventor
徐永尧
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.)
CHONGQING DONGAN QUQIANG MACHINERY MANUFACTURING Co Ltd
Original Assignee
CHONGQING DONGAN QUQIANG MACHINERY MANUFACTURING 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 CHONGQING DONGAN QUQIANG MACHINERY MANUFACTURING Co Ltd filed Critical CHONGQING DONGAN QUQIANG MACHINERY MANUFACTURING Co Ltd
Priority to CN201410774010.0A priority Critical patent/CN104455164B/en
Publication of CN104455164A publication Critical patent/CN104455164A/en
Application granted granted Critical
Publication of CN104455164B publication Critical patent/CN104455164B/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
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/10Springs, 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
    • F16F9/14Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16Devices 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
    • F16F9/18Devices 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
    • F16F9/19Devices 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
    • 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
    • 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
    • F16F9/36Special sealings, including sealings or guides for piston-rods
    • F16F9/362Combination of sealing and guide arrangements for piston rods
    • F16F9/363Combination of sealing and guide arrangements for piston rods the guide being mounted between the piston and the sealing, enabling lubrication of the guide

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)

Abstract

The invention relates to a damping shock absorber for a motorcycle. The damping shock absorber comprises a working cylinder, an outer barrel, a piston rod, a dust shield and a return spring. The working cylinder is positioned in the outer barrel, a bottom valve component and a guide seat are arranged at two ends of the working cylinder respectively, the bottom valve component is positioned at the bottom of the outer barrel and communicated with the outer barrel, and the outer wall of the guide seat is connected with the inner wall of the outer barrel; the piston rod penetrates through the guide seat to extend into the working cylinder, and a piston component is arranged at the lower end of the piston rod; a guide sleeve is arranged on the inner wall of the upper end of the outer barrel, and the upper end of the piston rod penetrates through the guide sleeve; the upper end of the dust shield is fixed onto the piston rod, and the lower end of the dust shield covers an opening of the upper end of the outer barrel; a lower spring seat is arranged on the outer wall of the outer barrel, an upper spring seat is arranged at the upper end of the dust shield, and the upper spring seat and the lower spring seat are connected through the return spring. The damping shock absorber for the motorcycle is integrally simple in structure and convenient to assemble, and production and maintenance cost of the damping shock absorber can be reduced.

Description

Motorcycle damping shock absorber
Technical field
The present invention relates to vibration damper technical field, be specifically related to a kind of motorcycle damping shock absorber.
Background technique
At motorcycle industry vibration damper as suppression road vibration, travelling comfort is brought to driver and passenger, motorcycle industry vibration damper many employings spring realizes shock-absorbing function, damping effect is undesirable, and easily damage, also have and adopt damped cylinder and spring cooperation to realize damping, but existing motorcycle damping shock absorber complex structure, rate of fault is high, and the damping of existing motorcycle damping shock absorber and length dimension be design time fixed value, it is very inconvenient to adjust, different type of machines can not be met, the demand in different application field, considerably increase the cost of production of motorcycle manufacturing, limit the application of hydraulic damper at motorcycle field.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, propose a kind of structure simple, easy to assembly, operate steadily, good damping effect, the motorcycle damping shock absorber of long service life, concrete technological scheme is as follows:
A kind of motorcycle damping shock absorber, comprise clutch release slave cylinder (1), urceolus (2), piston rod (3), dust-proof cover (4) and return spring (5), described clutch release slave cylinder (1) is arranged in urceolus (2), bottom valve assembly (6) and guide holder (7) is respectively arranged with at the two ends of this clutch release slave cylinder (1), wherein said bottom valve assembly (6) is positioned at the bottom of described urceolus (2), and be communicated with urceolus (2), the outer wall of described guide holder (7) is connected with the inwall of described urceolus (2); Described piston rod (3) is logical to be stretched in clutch release slave cylinder (1) through guide holder (7), be provided with piston assembly (8) in the lower end of this piston rod (3), described clutch release slave cylinder (1) is divided into upper and lower two chambers by this piston assembly (8); The inwall of described urceolus (2) upper end is provided with guide sleeve (9), and the upper end of described piston rod (3) passes this guide sleeve (9); Described dust-proof cover (4) upper end is fixed on described piston rod (3), and lower end covers in the upper end open of described urceolus (2); The outer wall of described urceolus (2) arranges lower spring cup (10), arrange upper spring seat (11) in the upper end of described dust-proof cover (4), described lower spring cup (10) is connected by described return spring (5) with upper spring seat (11).
The present invention is achieved in that is equipped with hydraulic oil in clutch release slave cylinder (1) and urceolus (2), be connected on motorcycle by the base of urceolus (2) and the outer end of piston rod (3), when the stressed downward operation of piston rod, hydraulic oil in clutch release slave cylinder (1) lower chambers flows in upper chamber by piston assembly (8) under the effect of the pressure, because upper chamber has piston rod (3) to exist, space is less than lower chambers, the remaining hydraulic oil of lower chambers will flow in urceolus (2) by bottom valve assembly (6) under the effect of the pressure, damping function is produced in running of hydraulic power oil process, realize shock-absorbing function,
When piston rod (3) runs downwards, by compression retracteding position spring (5), when downward active force disappears, return spring (5) is by return, now piston assembly (8) will upwards run, hydraulic oil in upper chamber slowly will flow into lower chambers by piston assembly (8), it is same because the space of upper chamber is less than lower chambers, in return process, partial vacuum zone will be there is in lower chambers, under the effect of the pressure, hydraulic oil in urceolus will flow back to lower chambers by bottom valve assembly (6) and compensate, ensure that whole vibration damper can normal circulation work.
To better implement the present invention, may further be:
Be disposed with oil sealing (13) and oil sealing packing ring (14) from top to bottom in the upper end of described guide holder (7), the outer wall of this oil sealing (13) and oil sealing packing ring (14) is fixedly connected on the inwall of described urceolus (2).Can seal further piston rod, prevent the hydraulic oil in clutch release slave cylinder from being flowed out by the outer wall of piston rod.
Setting sleeve (15) is provided with between described guide holder (7) and guide sleeve (9), described piston rod (3) is installed with spacing pad (12), this spacing pad (12) and described setting sleeve (15) are slidably connected, and the external diameter of this spacing pad (12) is greater than the internal diameter of described guide sleeve (9).Can position piston rod, especially in the type that piston rod is longer, especially necessary, effectively can prevent piston rod from tilting, eccentric and damage, improve the working life of whole invention.
Be provided with in the upper end of described guide sleeve (9) and prevent from sealing (16), seal further.
Described piston rod (3) is made up of piston rod a and piston rod b, this piston rod a and piston rod b is threaded connection, the lower end of described piston rod a connects described piston assembly (8), upper end is connected with described piston rod b, described piston rod a and piston rod b tie point place are being provided with spacing pad (12), and this spacing pad (12) is positioned at the below of described guide sleeve (9), this spacing pad (12) coordinates with guide sleeve (9) and realizes limit function.Adopt two ends piston rods, according to different type of machines and different application field, the piston rod of different length can be changed, expand by the application area of inventing and application, motorcycle processing cost can be reduced.
Beneficial effect of the present invention is: overall structure is simple, easy to assembly, can reduce the cost that the present invention produces and overhauls; The setting of guide sleeve can make whole invention operate steadily, and improves the working life of whole invention; Piston rod adopts two sections of compound modes, makes can meet different automobile types, different application demand with a vibration damper, has wide range of applications, effectively reduces the cost of production of motorcycle; Adopt the present invention to replace conventional spring damper, bring more comfortable riding experience to driver and passenger, also can improve the working life of whole motorcycle simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of bottom valve assembly in the present invention;
Fig. 3 is the structural representation of piston assembly in the present invention.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As shown in Figure 1: a kind of motorcycle damping shock absorber, be provided with clutch release slave cylinder 1, urceolus 2, piston rod 3, dust-proof cover 4 and return spring 5, wherein piston rod 3 by, this piston rod a and piston rod b is threaded connection composition, hydraulic oil is sealed with in clutch release slave cylinder 1 and urceolus 2, described clutch release slave cylinder 1 is arranged in urceolus 2, bottom valve assembly 6 and guide holder 7 is respectively arranged with at the two ends of this clutch release slave cylinder 1, wherein said bottom valve assembly 6 is positioned at the bottom of described urceolus 2, and be communicated with by the valve in bottom valve assembly 6 with urceolus 2, the outer wall of described guide holder 7 is connected with the inwall of described urceolus 2, oil sealing 13 and oil sealing packing ring 14 is disposed with from top to bottom in the upper end of guide holder 7, the outer wall of this oil sealing 13 and oil sealing packing ring 14 is fixedly connected on the inwall of described urceolus 2, urceolus 2 and clutch release slave cylinder 1 completely cut off by guide holder 7,
Piston rod a in described piston rod 3 stretches in clutch release slave cylinder 1 through guide holder 7, and be provided with piston assembly 8 in the lower end of piston rod a, described clutch release slave cylinder 1 is divided into upper and lower two chambers by this piston assembly 8;
The inwall of urceolus 2 upper end is provided with guide sleeve 9, is provided with prevents envelope 16 in the upper end of guide sleeve 9, the upper end of described piston rod a passes this guide sleeve 9;
Setting sleeve 15 is provided with between described guide holder 7 and guide sleeve 9, the outer wall of this setting sleeve 15 is connected with the inwall of urceolus 2, piston rod a is installed with spacing pad 12, and this spacing pad 12 is slidably connected with described setting sleeve 15, and the external diameter of this spacing pad 12 is greater than the internal diameter of described guide sleeve 9;
The outer end of piston rod a has been threaded connection piston rod b, dust-proof cover 4 is fixedly connected with at the middle part of piston rod b, the lower end of this dust-proof cover 4 covers on the outer wall of urceolus 2, and be slidably connected with the outer wall of urceolus 2, the outer wall of dust-proof cover 4 upper end is provided with upper spring seat 11, the outer wall of urceolus 2 is provided with lower spring cup 10, is connected by return spring 5 with upper spring seat 11 at lower spring cup 10.
As shown in Figure 2: bottom valve assembly 6 comprises foot valve seat 301, the outer wall of this foot valve seat 301 is connected on the inwall of described resistance cylinders 2, three circulation roads 302 are axially arranged with at this foot valve seat 301, the left end of foot valve seat 301 is provided with cavity 312, the central authorities of this cavity 312 are provided with annular boss 313, this foot valve seat 301 is axially also equipped with stationary axle 303, and this stationary axle 303 passes from the center of annular boss 313, this stationary axle 303 left end from inside to outside successively kink have first throttle valve block 304, first restores valve block 305, three first pads 306 and the first packing rings 307, this stationary axle 303 right-hand member from inside to outside successively kink have and compensate valve block 308 and spring 309, the right part of this stationary axle 303 is also connected with set screw nut 311, by set screw nut 311, whole bottom valve assembly 3 is fixed on stationary axle 303,
As shown in Figure 3: be reduced diameter section 12 bottom the piston rod a in described piston rod 3, on this reduced diameter section 12, kink has piston valve base 501 and piston only 502 successively from inside to outside, the end of this reduced diameter section 12 is provided with locking nut 503, and described piston valve base 501 and piston only 502 are fixed on described piston rod 8 by this locking nut 503; Three pathways 504 are axially arranged with at described piston only 502, the outer end of piston only 502 is provided with spill valve block chamber 512, in this spill valve block chamber 512, be disposed with second throttle sheet 507, second from inside to outside restore valve block 508, three second pads 509 and the second packing rings 511, the inner of this piston only 502 is provided with circulation valve block 505 and spring sheet 506, wherein spring sheet 506 is pentalpha spring sheet, and near piston valve base 501; The exterior edge face of described reduced diameter section 12 has fixed hole, screw 513 is equipped with in this fixed hole, the diameter of this screw 513 outer end is greater than the internal diameter of described locking nut 503 endoporus, and tightening screw 513 can carry out spacing to locking nut 503, prevents it from loosening.

Claims (5)

1. a motorcycle damping shock absorber, it is characterized in that: comprise clutch release slave cylinder (1), urceolus (2), piston rod (3), dust-proof cover (4) and return spring (5), described clutch release slave cylinder (1) is arranged in urceolus (2), bottom valve assembly (6) and guide holder (7) is respectively arranged with at the two ends of this clutch release slave cylinder (1), wherein said bottom valve assembly (6) is positioned at the bottom of described urceolus (2), and be communicated with urceolus (2), the outer wall of described guide holder (7) is connected with the inwall of described urceolus (2);
Described piston rod (3) stretches in clutch release slave cylinder (1) through guide holder (7), be provided with piston assembly (8) in the lower end of this piston rod (3), described clutch release slave cylinder (1) is divided into upper and lower two chambers by this piston assembly (8);
The inwall of described urceolus (2) upper end is provided with guide sleeve (9), and the upper end of described piston rod (3) passes this guide sleeve (9);
Described dust-proof cover (4) upper end is fixed on described piston rod (3), and lower end covers on the outer wall of described urceolus (2);
The outer wall of described urceolus (2) is provided with lower spring cup (10), arrange upper spring seat (11) in the upper end of described dust-proof cover (4), described lower spring cup (10) is connected by described return spring (5) with upper spring seat (11).
2. motorcycle damping shock absorber according to claim 1, it is characterized in that: be disposed with oil sealing (13) and oil sealing packing ring (14) from top to bottom in the upper end of described guide holder (7), the outer wall of this oil sealing (13) and oil sealing packing ring (14) is fixedly connected on the inwall of described urceolus (2).
3. motorcycle damping shock absorber according to claim 1, it is characterized in that: between described guide holder (7) and guide sleeve (9), be provided with setting sleeve (15), described piston rod (3) is installed with spacing pad (12), this spacing pad (12) and described setting sleeve (15) are slidably connected, and the external diameter of this spacing pad (12) is greater than the internal diameter of described guide sleeve (9).
4. motorcycle damping shock absorber according to claim 1, is characterized in that: be provided with in the upper end of described guide sleeve (9) and prevent from sealing (16).
5. motorcycle damping shock absorber according to claim 1, it is characterized in that: described piston rod (3) is made up of piston rod a and piston rod b, this piston rod a and piston rod b is threaded connection, the lower end of described piston rod a connects described piston assembly (8), upper end is connected with described piston rod b, described piston rod a and piston rod b tie point place are being provided with spacing pad (12), and this spacing pad (12) is positioned at the below of described guide sleeve (9), this spacing pad (12) coordinates with guide sleeve (9) and realizes limit function.
CN201410774010.0A 2014-12-15 2014-12-15 Motorcycle damping shock absorber Expired - Fee Related CN104455164B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410774010.0A CN104455164B (en) 2014-12-15 2014-12-15 Motorcycle damping shock absorber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410774010.0A CN104455164B (en) 2014-12-15 2014-12-15 Motorcycle damping shock absorber

Publications (2)

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CN104455164A true CN104455164A (en) 2015-03-25
CN104455164B CN104455164B (en) 2016-06-22

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1236065A (en) * 1998-05-18 1999-11-24 都智伟 Slide tube type damper
CN2626844Y (en) * 2003-06-17 2004-07-21 陆杰 Side relief angle shock absorber of motorcycle
CN2723765Y (en) * 2004-09-09 2005-09-07 陆杰 Double oil cylinder variable damping rear damper
DE102004007960A1 (en) * 2004-02-18 2005-09-08 Zf Friedrichshafen Ag Piston cylinder device, used as shock absorber, contains spring or piston damping ring support made from elastomer material
CN203477157U (en) * 2013-09-22 2014-03-12 长春孔辉汽车科技有限公司 Amplitude related shock absorber
CN204387187U (en) * 2014-12-15 2015-06-10 重庆东安渠强机械制造有限公司 Automobile-used damping shock absorber

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1236065A (en) * 1998-05-18 1999-11-24 都智伟 Slide tube type damper
CN2626844Y (en) * 2003-06-17 2004-07-21 陆杰 Side relief angle shock absorber of motorcycle
DE102004007960A1 (en) * 2004-02-18 2005-09-08 Zf Friedrichshafen Ag Piston cylinder device, used as shock absorber, contains spring or piston damping ring support made from elastomer material
CN2723765Y (en) * 2004-09-09 2005-09-07 陆杰 Double oil cylinder variable damping rear damper
CN203477157U (en) * 2013-09-22 2014-03-12 长春孔辉汽车科技有限公司 Amplitude related shock absorber
CN204387187U (en) * 2014-12-15 2015-06-10 重庆东安渠强机械制造有限公司 Automobile-used damping shock absorber

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Granted publication date: 20160622

Termination date: 20211215

CF01 Termination of patent right due to non-payment of annual fee