CN104455164B - Motorcycle damping shock absorber - Google Patents
Motorcycle damping shock absorber Download PDFInfo
- Publication number
- CN104455164B CN104455164B CN201410774010.0A CN201410774010A CN104455164B CN 104455164 B CN104455164 B CN 104455164B CN 201410774010 A CN201410774010 A CN 201410774010A CN 104455164 B CN104455164 B CN 104455164B
- Authority
- CN
- China
- Prior art keywords
- piston rod
- urceolus
- fairlead
- working cylinder
- guide holder
- 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
Links
Classifications
-
- 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
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/362—Combination of sealing and guide arrangements for piston rods
- F16F9/363—Combination of sealing and guide arrangements for piston rods the guide being mounted between the piston and the sealing, enabling lubrication of the guide
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The present invention is a kind of motorcycle damping shock absorber, including working cylinder, urceolus, piston rod, dust cover and return spring, working cylinder is arranged in urceolus, bottom valve assembly and guide holder it is respectively arranged with at the two ends of this working cylinder, wherein said bottom valve assembly is positioned at the bottom of described urceolus, and connect with urceolus, the outer wall of described guide holder is connected with the inwall of described urceolus；Described piston rod is logical to be stretched in working cylinder through guide holder, is provided with piston component in the lower end of this piston rod；Being provided with fairlead on the inwall of described urceolus upper end, the upper end of described piston rod passes this fairlead；Described dust cover upper end is fixed on described piston rod, and lower end covers in the upper end open of described urceolus；The outer wall of described urceolus arranges lower spring cup, upper spring seat, described lower spring cup and upper spring seat is set in the upper end of described dust cover and is connected by described return spring。Overall structure is simple, easy to assembly, can reduce the cost that the present invention produces and overhauls。
Description
Technical field
The present invention relates to amortisseur technical field, be specifically related to a kind of motorcycle damping shock absorber。
Background technology
At motorcycle industry amortisseur as suppressing road vibration, comfortableness is brought to driver and crew, motorcycle industry amortisseur many employings spring realizes shock-absorbing function, damping effect is undesirable, and be easily damaged, also there are employing damped cylinder and spring to coordinate and realize damping, but existing motorcycle damping shock absorber structure is complicated, fault rate is high, and the damping of existing motorcycle damping shock absorber and length dimension are fixed value during design, adjustment is inconvenient for, different type of machines can not be met, the demand in different application field, considerably increase the production cost of motorcycle manufacturing, limit the hydraulic damper application at motorcycle field。
Summary of the invention
The present invention is directed to the deficiencies in the prior art, it is proposed to a kind of simple in construction, easy to assembly, operate steadily, good damping effect, the motorcycle damping shock absorber of long service life, concrete technical scheme is as follows:
A kind of motorcycle damping shock absorber, including working cylinder (1), urceolus (2), piston rod (3), dust cover (4) and return spring (5), described working cylinder (1) is arranged in urceolus (2), bottom valve assembly (6) and guide holder (7) it is respectively arranged with at the two ends of this working cylinder (1), wherein said bottom valve assembly (6) is positioned at the bottom of described urceolus (2), and connect 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 working cylinder (1) through guide holder (7), be provided with piston component (8) in the lower end of this piston rod (3), described working cylinder (1) is divided into upper and lower two chambers by this piston component (8)；Being provided with fairlead (9) on the inwall of described urceolus (2) upper end, the upper end of described piston rod (3) passes this fairlead (9)；Described dust 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), described lower spring cup (10) and upper spring seat (11) to be connected by described return spring (5) in the upper end of described dust cover (4)。
The present invention is achieved in that in working cylinder (1) and urceolus (2) equipped with hydraulic oil, it is connected on motorcycle by the outer end of the base of urceolus (2) and piston rod (3), when piston rod stress is run downwards, hydraulic oil in working cylinder (1) lower chambers flows in upper chamber by piston component (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, running of hydraulic power oil process produces damping action, 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 component (8) will run up, hydraulic oil in upper chamber will flow slowly into lower chambers by piston component (8), it is same because the space of upper chamber is less than lower chambers, in return process, lower chambers will appear from partial vacuum zone, 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 amortisseur 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)。Piston rod can be sealed further, it is prevented that the hydraulic oil in working cylinder is flowed out by the outer wall of piston rod。
Positioning sleeve (15) it is provided with between described guide holder (7) and fairlead (9), described piston rod (3) is installed with spacing pad (12), this spacing pad (12) and described positioning sleeve (15) are slidably connected, and the external diameter of this spacing pad (12) is more than the internal diameter of described fairlead (9)。Piston rod can be positioned, especially in the type that piston rod is longer, especially necessary, can effectively prevent piston rod inclination, bias from damaging, improve the service life of whole invention。
It is provided with in the upper end of described fairlead (9) and prevents envelope (16), further serve as sealing function。
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 component (8), upper end is connected with described piston rod b, described piston rod a and piston rod b junction point place are being provided with spacing pad (12), and this spacing pad (12) is positioned at the lower section of described fairlead (9), this spacing pad (12) coordinates with fairlead (9) and realizes limit function。Adopt two ends piston rod, the piston rod of different length according to different type of machines and different application field, can be changed, expand the range of application and application invented, motorcycle processing cost can be reduced。
The invention have the benefit that overall structure is simple, easy to assembly, the cost that the present invention produces and overhauls can be reduced；The setting of fairlead can make whole invention operate steadily, and improves the service life of whole invention；Piston rod adopts two sections of compound modes, makes to meet different automobile types, different application demand with a amortisseur, has wide range of applications, effectively reduce the production cost of motorcycle；Adopt the present invention to replace the spring damper of routine, bring more comfortable riding experience to driver and crew, also can improve the service life of whole motorcycle simultaneously。
Accompanying drawing explanation
Fig. 1 is the 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 component in the present invention。
Detailed description of the invention
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, it is provided with working cylinder 1, urceolus 2, piston rod 3, dust cover 4 and return spring 5, wherein piston rod 3 by, this piston rod a and piston rod b is threaded connection composition, working cylinder 1 and urceolus 2 are sealed with hydraulic oil, described working cylinder 1 is arranged in urceolus 2, bottom valve assembly 6 and guide holder 7 it is respectively arranged with at the two ends of this working cylinder 1, wherein said bottom valve assembly 6 is positioned at the bottom of described urceolus 2, and connected 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 it 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 working cylinder 1 are completely cut off by guide holder 7；
Piston rod a in described piston rod 3 stretches in working cylinder 1 through guide holder 7, is provided with piston component 8 in the lower end of piston rod a, and described working cylinder 1 is divided into upper and lower two chambers by this piston component 8；
Being provided with fairlead 9 on the inwall of urceolus 2 upper end, be provided with in the upper end of fairlead 9 and prevent envelope 16, the upper end of described piston rod a passes this fairlead 9；
It is provided with positioning sleeve 15 between described guide holder 7 and fairlead 9, the outer wall of this positioning sleeve 15 is connected with the inwall of urceolus 2, being installed with spacing pad 12 on piston rod a, this spacing pad 12 is slidably connected with described positioning sleeve 15, and the external diameter of this spacing pad 12 is more than the internal diameter of described fairlead 9；
The outer end of piston rod a has been threaded connection piston rod b, it is fixedly connected with dust cover 4 at the middle part of piston rod b, the lower end of this dust 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 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 at lower spring cup 10 and upper spring seat 11。
As shown in Figure 2: bottom valve assembly 6 includes foot valve seat 301, the outer wall of this foot valve seat 301 is connected on the inwall of described resistance cylinders 2, it is axially arranged with three circulation roads 302 at this foot valve seat 301, left end at foot valve seat 301 is provided with cavity 312, central authorities at this cavity 312 are provided with annular boss 313, this foot valve seat 301 is axially also equipped with fixing axle 303, and this fixing axle 303 passes from the center of annular boss 313, this fixing 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 fixing axle 303 right-hand member from inside to outside successively kink have compensation valve block 308 and spring 309, the right part of this fixing axle 303 is also associated with fixing nut 311, by fixing nut 311, whole bottom valve assembly 3 is fixed on fixing 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；It is axially arranged with three pathways 504 at described piston only 502, the outer end of piston only 502 is provided with spill valve block chamber 512, this spill valve block chamber 512 is disposed with second throttle sheet 507, second from inside to outside and restores 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 leaf 506, wherein spring leaf 506 is pentalpha spring leaf, and near piston valve base 501；The outer face of described reduced diameter section 12 has fixing hole, this fixing hole is equipped with screw 513, the diameter of this screw 513 outer end is more than the internal diameter of described locking nut 503 endoporus, and tightening screw 513 can carry out spacing to locking nut 503, it is prevented that it loosens。
Claims (3)
1. a motorcycle damping shock absorber, it is characterized in that: include working cylinder (1), urceolus (2), piston rod (3), dust cover (4) and return spring (5), described working cylinder (1) is arranged in urceolus (2), bottom valve assembly (6) and guide holder (7) it is respectively arranged with at the two ends of this working cylinder (1), wherein said bottom valve assembly (6) is positioned at the bottom of described urceolus (2), and connect 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 working cylinder (1) through guide holder (7), be provided with piston component (8) in the lower end of this piston rod (3), described working cylinder (1) is divided into upper and lower two chambers by this piston component (8)；
Being provided with fairlead (9) on the inwall of described urceolus (2) upper end, the upper end of described piston rod (3) passes this fairlead (9)；
Described dust 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), described lower spring cup (10) and upper spring seat (11) to be connected by described return spring (5) in the upper end of described dust cover (4)；
Positioning sleeve (15) it is provided with between described guide holder (7) and fairlead (9), described piston rod (3) is installed with spacing pad (12), this spacing pad (12) and described positioning sleeve (15) are slidably connected, and the external diameter of this spacing pad (12) is more than the internal diameter of described fairlead (9)；
It is provided with in the upper end of described fairlead (9) and prevents envelope (16)。
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: 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 component (8), upper end is connected with described piston rod b, described piston rod a and piston rod b junction point place are being provided with spacing pad (12), and this spacing pad (12) is positioned at the lower section of described fairlead (9), this spacing pad (12) coordinates with fairlead (9) and realizes limit function。
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)
| Publication Number | Publication Date |
|---|---|
| CN104455164A CN104455164A (en) | 2015-03-25 |
| CN104455164B true CN104455164B (en) | 2016-06-22 |
Family
ID=52901719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410774010.0A Expired - Fee Related CN104455164B (en) | 2014-12-15 | 2014-12-15 | Motorcycle damping shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104455164B (en) |
Citations (6)
| 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 |
-
2014
- 2014-12-15 CN CN201410774010.0A patent/CN104455164B/en not_active Expired - Fee Related
Patent Citations (6)
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104455164A (en) | 2015-03-25 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20211215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |