CN102278406A - Absorber for adjusting damping force - Google Patents
Absorber for adjusting damping force Download PDFInfo
- Publication number
- CN102278406A CN102278406A CN2011101654451A CN201110165445A CN102278406A CN 102278406 A CN102278406 A CN 102278406A CN 2011101654451 A CN2011101654451 A CN 2011101654451A CN 201110165445 A CN201110165445 A CN 201110165445A CN 102278406 A CN102278406 A CN 102278406A
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- Prior art keywords
- damping
- valve
- absorber
- rod
- damping force
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- 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.)
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- 238000013016 damping Methods 0.000 title claims abstract description 72
- 239000006096 absorbing agent Substances 0.000 title abstract description 18
- 230000001105 regulatory effect Effects 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000011550 stock solution Substances 0.000 claims description 6
- 230000013011 mating Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 description 10
- 230000035939 shock Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The invention discloses an absorber for adjusting a damping force. The absorber provided by the invention comprises an upper rings, an absorber spring, a working cylinder, a solution-storing tank, and an absorber piston assembly with adjustable damping force, wherein one end of the absorber piston assembly is connected with the upper rings, and the other end of the absorber piston assembly is connected with the working cylinder; the absorber piston assembly comprises a hollow piston rod and a piston valve assembly which is stretched into the working cylinder, the upper end of the hollow piston rod is mutually connected with the upper rings, and the lower end of the hollow piston rod is mutually connected with the piston valve assembly; the lower part of the hollow piston rod is provided with a radial ostiole of the upper cavity and lower cavity of the working cylinder which is communicated with a center hole, the center hole is provided with a moving valve rod, and a damping adjusting rotating valve is arranged in the rings and used for pushing the moving valve rod so as to adjust the opening of the radial ostiole; the technical scheme is adopted, the moving valve rod is taken as a control executive device, and a damping adjusting knob is rotated so as to adjust the work damping of the absorber; the absorber provided by the invention has the advantages of simple damping adjustment, simple structure, and no needing a complicated sensor or an electronic component, low addition cost, and convenience in application and popularization.
Description
Technical field
The invention belongs to the technical field that auto parts and components are made, specifically, the present invention relates to a kind of mainly as the adjustable vibration damper of the damping force of vibration damping equipment in the vehicle suspension system.
Background technique
Vibration damper is an important spare part on the automobile, and the quality of its performance directly has influence on travelling comfort, control stability and the Security of automobile.Current, what passive suspension adopted usually is common bitubular dydraulic shock absorber, because its damping is non-adjustable,, do not reach desirable effectiveness in vibration suppression and control stability so can not regulate the damping characteristic of suspension system according to road conditions, running conditions of vehicle or carrying capacity.
For this reason, various electric suspension systems arise at the historic moment, and electronic controlled suspension not only can be isolated road vibration well, and can control body movement, and the can regulate vehicle body height.Though can obtain more satisfactory vibration isolating effect by electronic controlled suspension, but the control gear of electronic controlled suspension is located at the outside of vibration damper, make design complicated, energy consumption is big, manufacture cost is high, complex structure, also is difficult at present obtain large-scale promotion and application commercial.
Summary of the invention
Problem to be solved by this invention provides a kind of simple in structure, with low cost and regulate the adjustable vibration damper of damping force that effective automobile suspension system is used, so that vehicle better, more adapts to the excitation on different road surfaces, improve travelling comfort, the handling and Security of vehicle.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: the vibration damper that a kind of damping force is adjustable, comprise upper rings, damper spring, clutch release slave cylinder and stock solution tube, it is characterized in that: also comprise what an end was connected with described upper rings, the damper piston assembly that the other end is adjustable with the damping force that described clutch release slave cylinder is connected, this damper piston assembly comprises a box type piston bar and stretches into the interior piston valve assembly of described clutch release slave cylinder, the upper end of described box type piston bar is connected with described upper rings, the lower end is connected with described piston valve assembly, be provided with the radial hole that is communicated with clutch release slave cylinder epicoele and cavity of resorption that connects with its center hole in the bottom of described box type piston bar, in described center hole, be provided with one and move valve rod, in described upper rings, be provided with promote described mobile valve rod with the opening of regulating described radial hole damping regulate rotary valve.
Described damping is regulated rotary valve and is acted on mutually with described mobile valve rod by a push rod that is located in the described center hole, the end that described damping adjusting rotary valve is connected with described push rod is the cam type structure, on the external peripheral surface of described damping adjusting rotary valve, evenly be provided with a plurality of gear fixed grooves, in this gear fixed groove, be provided with steel ball I.
The end of the close described radial hole of described mobile valve rod is a cone structure.
Between described push rod and mobile valve rod both ends of the surface, be the sphere contact.
Between described push rod and mobile valve rod both ends of the surface, be provided with a steel ball II.
Described damping is regulated between rotary valve and the described push rod and is contacted for putting a face, and described push rod and mobile valve rod and described box type piston bar are one group of mating plate.
Described piston valve assembly is fixedlyed connected by hollow screw with described box type piston bar, and this hollow screw is coaxial with described box type piston bar.
Described damping is regulated rotary valve and is located in the valve opening of described upper rings, and damping is regulated rotary valve one end and stretched out outside the described valve opening, and is provided with the damping adjusting knob of fixedlying connected by attachment screw with damping adjusting rotary valve at this end.
The present invention adopts technique scheme, by adopting the adjustable damper piston assembly of damping force to reach the adjustable purpose of absorber damping force, mobile valve rod is as the control actuating device, the rotary damping adjusting knob is regulated the work damping of vibration damper, damping is regulated easy, simple in structure, can increase the versatility of vibration damper with the dissimilar automobile of vibration damper coupling of specification of the same race; Can regulate resistance of shock absorber or street rod when dispatching from the factory according to the personalized requirement of different user, to adapt to the different consumer groups' requirement; Can regulate damping according to road surface situation, vehicle-mounted heavy and speed of operation,, improve vehicle ride comfort so that the effectiveness in vibration suppression of vehicle reaches best; The present invention does not need complicated sensor or electronic component, simple in structure, there is not complicated electric controller, low, the reliable operation of fringe cost, manufacturing, maintenance difficulty all are not more than traditional passive suspension shock-absorber, can also on the nonadjustable common vibration damper of existing damping basis, convert, be convenient to the engineering application.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation that rotary valve is regulated in damping of the present invention;
Fig. 3 is that A-A among Fig. 2 is to structural representation;
Mark among the above-mentioned figure is: 1, upper rings; 2, upper spring seat; 3, cushion rubber bumper; 4, box type piston bar; 5, steel ball II; 6, piston valve assembly; 7, clutch release slave cylinder; 8, base; 9, locking nut; 10, lower spring cup; 11, damper spring; 12, mobile valve rod; 13, push rod; 14, damping adjusting knob; 15, rotary valve is regulated in damping; 16, gear fixed groove; 17, cam type structure.
Embodiment
As shown in Figure 1, the vibration damper that a kind of damping force of the present invention is adjustable, comprise upper rings 1, base 8, damper spring 11, be full of the adjustable damper piston assembly of clutch release slave cylinder 7, stock solution tube and damping force of vibration damping fluid, this damper piston assembly one end is connected with upper rings 1, and the other end is connected with clutch release slave cylinder 7.Annexation between the remaining part is identical with the vibration damper of prior art, and upper rings 1 is connected with automobile frame, and clutch release slave cylinder 7 is loaded in the stock solution tube, and compresses by seal ring and guide holder with nut, and the base 8 that is connected with automotive axle is located at the lower end of stock solution tube.Damper spring 11 is enclosed within on the stock solution tube, is respectively equipped with upper spring seat 2 and lower spring cup 10 at the two ends of vibration damper, and by locking nut 9 lockings.
The damper piston assembly that damping force of the present invention is adjustable comprises piston valve assembly 6 and the box type piston bar 4 that stretches in the clutch release slave cylinder 7, the upper end of box type piston bar 4 is connected with the upper rings of vibration damper 1, and between them, be provided with cushion rubber bumper 3, the seal arrangement that clutch release slave cylinder 7 is passed in the lower end of box type piston bar 4 stretches in the clutch release slave cylinder 7 and is connected with piston valve assembly 6, piston valve assembly 6 and box type piston bar 4 are fixedlyed connected by hollow screw, and this hollow screw is coaxial with box type piston bar 4.Be provided with the radial hole that is communicated with clutch release slave cylinder 7 epicoeles and cavity of resorption that connects with its center hole in the bottom of box type piston bar 4, in center hole, be provided with one and move valve rod 12, the end of the close radial hole of mobile valve rod 12 is a cone structure, in upper rings 1, be provided with promote mobile valve rod 12 with the opening of regulating radial hole damping regulate rotary valve 15, damping is regulated rotary valve 15 and is acted on mutually with mobile valve rod 12 by a push rod 13 that is located in the center hole.Push rod 13 and mobile valve rod 12 are one group of mating plate with box type piston bar 4, and sealing is tight, has guaranteed the accurate control of flow, have improved the degree of accuracy that resistance of shock absorber is regulated.
On vibration damper upper rings 1, be provided with the valve opening that rotary valve 15 is regulated in damping is installed, damping is regulated rotary valve 15 1 ends and is stretched out outside the valve opening, and be provided with damping at this end and regulate the damping adjusting knob 14 that rotary valve 15 is fixedlyed connected by attachment screw, as Fig. 2, shown in Figure 3, regulate the external peripheral surface of rotary valve 15 along evenly being provided with a plurality of gear fixed grooves 16 on its circumferencial direction in damping, the number of groove is set as required, a groove is represented a regulation stall, in this gear fixed groove 16, be provided with steel ball I, and withstand by the pressure spring in the upper rings 1, the spring lower end is provided with screw, and screw is fixed in the screw hole on the upper rings 1.The end that rotary valve 15 is regulated in damping is cam type structure 17, and damping is regulated rotary valve 15 and is connected with push rod 13 at this end, and the upper end of push rod 13 is tapered, and regulating between rotary valve and the push rod 13 is a face contacts.
Be the sphere contact between the both ends of the surface of push rod 13 and mobile valve rod 12.As shown in Figure 1, between push rod 13 and mobile valve rod 12, be provided with a steel ball II 5, when vibration damper is worked, be the contact of some face between the end face of steel ball II 5 and push rod 13, mobile valve rod 12, the effect of steel ball II 5 is to make push rod 13 and mobile valve rod 12 have good adaptive in moving process, it is good in disposition that mobile valve rod 12 is had, and makes itself and piston valve assembly 6 no-floats, guarantees the accuracy that damping force is regulated.In addition, also can one of them be made as sphere with push rod 13 and mobile valve rod 12 contacted both ends of the surface.
When the present invention works, drive damping by rotary damping adjusting knob 14 and regulate rotary valve 15 rotations, and then in box type piston bar 4, move axially by cam type structure 17 push levers and the mobile valve rod 12 that rotary valve 15 front ends are regulated in damping, the cone structure of mobile valve rod 12 lower ends cooperates with the radial hole and the hollow screw of box type piston bar 4 lower ends, form the passage of fluid, the epicoele and the cavity of resorption that are communicated with vibration damper clutch release slave cylinder 7, opening by mobile valve rod 12 control radial holes, to regulate the size of the fluid flow between vibration damper clutch release slave cylinder 7 cavity of resorptions and the epicoele, and then reach the purpose of regulating resistance of shock absorber, damping is regulated easy, simple in structure, can be with the dissimilar automobile of vibration damper coupling of specification of the same race, increased the versatility of vibration damper, can be according to the personalized requirement of different user, regulate resistance of shock absorber or street rod when dispatching from the factory, to adapt to the different consumer groups' requirement, can be according to the road surface situation, vehicle-mounted heavy and speed of operation is regulated damping, so that the effectiveness in vibration suppression of vehicle reaches best, improve vehicle ride comfort, and do not need complicated sensor or electronic component, there is not complicated electric controller, fringe cost is low, reliable operation, make, maintenance difficulty all is not more than traditional passive suspension shock-absorber, can also on the nonadjustable common vibration damper of existing damping basis, convert, be convenient to the engineering application.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technological scheme carry out; or design of the present invention and technological scheme are directly applied to other occasion without improving, all within protection scope of the present invention.
Claims (8)
1. vibration damper that damping force is adjustable, comprise upper rings (1), damper spring (11), clutch release slave cylinder (7) and stock solution tube, it is characterized in that: also comprise what an end was connected with described upper rings (1), the damper piston assembly that the other end is adjustable with the damping force that described clutch release slave cylinder (7) is connected, this damper piston assembly comprises a box type piston bar (4) and stretches into the interior piston valve assembly (6) of described clutch release slave cylinder (7), the upper end of described box type piston bar (4) is connected with described upper rings (1), the lower end is connected with described piston valve assembly (6), be provided with the radial hole that is communicated with clutch release slave cylinder (7) epicoele and cavity of resorption that connects with its center hole in the bottom of described box type piston bar (4), in described center hole, be provided with one and move valve rod (12), in described upper rings (1), be provided with promote described mobile valve rod (12) with the opening of regulating described radial hole damping regulate rotary valve (15).
2. the adjustable vibration damper of damping force according to claim 1, it is characterized in that: described damping is regulated rotary valve (15) and is acted on mutually with described mobile valve rod (12) by a push rod (13) that is located in the described center hole, the end that described damping adjusting rotary valve (15) is connected with described push rod (13) is cam type structure (17), on the external peripheral surface of described damping adjusting rotary valve (15), evenly be provided with a plurality of gear fixed grooves (16), in this gear fixed groove (16), be provided with steel ball I.
3. the adjustable vibration damper of damping force according to claim 2 is characterized in that: the end of the close described radial hole of described mobile valve rod (12) is a cone structure.
4. according to claim 2 or the adjustable vibration damper of 3 described damping forces, it is characterized in that: between described push rod (13) and mobile valve rod (12) both ends of the surface, be the sphere contact.
5. the adjustable vibration damper of damping force according to claim 4 is characterized in that: be provided with a steel ball II (5) between described push rod (13) and described mobile valve rod (12) both ends of the surface.
6. the adjustable vibration damper of damping force according to claim 5, it is characterized in that: described damping is regulated between rotary valve (15) and the described push rod (13) to a some face contacts, and described push rod (13) and mobile valve rod (12) and described box type piston bar (4) are one group of mating plate.
7. the adjustable vibration damper of damping force according to claim 6 is characterized in that: described piston valve assembly (6) is fixedlyed connected by hollow screw with described box type piston bar (4), and this hollow screw is coaxial with described box type piston bar (4).
8. the adjustable vibration damper of damping force according to claim 7, it is characterized in that: described damping is regulated rotary valve (15) and is located in the valve opening of described upper rings (1), damping is regulated rotary valve (15) one ends and is stretched out outside the described valve opening, and is provided with the damping adjusting knob (14) of fixedlying connected by attachment screw with damping adjusting rotary valve (15) at this end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110165445 CN102278406B (en) | 2011-06-20 | 2011-06-20 | Absorber for adjusting damping force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110165445 CN102278406B (en) | 2011-06-20 | 2011-06-20 | Absorber for adjusting damping force |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102278406A true CN102278406A (en) | 2011-12-14 |
| CN102278406B CN102278406B (en) | 2013-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110165445 Expired - Fee Related CN102278406B (en) | 2011-06-20 | 2011-06-20 | Absorber for adjusting damping force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102278406B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192673A (en) * | 2013-03-29 | 2013-07-10 | 江苏大学 | Semi-active suspension energy-regenerative device of hybrid vehicle |
| CN104895995A (en) * | 2015-04-20 | 2015-09-09 | 中国科学院长春光学精密机械与物理研究所 | Small unmanned plane undercarriage buffer |
| CN104989777A (en) * | 2015-07-10 | 2015-10-21 | 常州市金海珑机械制造有限公司 | Balance weight stable type automobile shock absorber |
| CN107289063A (en) * | 2017-08-24 | 2017-10-24 | 柳州市同进汽车零部件制造有限公司 | Automobile shock-absorber |
| CN108087485A (en) * | 2017-12-19 | 2018-05-29 | 重庆飞特车辆技术有限公司 | A kind of wheeled robot and its damper |
| CN109477540A (en) * | 2016-07-21 | 2019-03-15 | Ｋｙｂ株式会社 | shock absorber |
| CN111288108A (en) * | 2020-02-20 | 2020-06-16 | 唐山保靓汽车配件有限公司 | Damping adjustment device for shock absorber |
| CN112413031A (en) * | 2020-11-03 | 2021-02-26 | 南京航空航天大学 | An electronically controlled damping adjustable shock absorber and its adjustment method |
| WO2024234621A1 (en) * | 2023-05-15 | 2024-11-21 | 西格迈股份有限公司 | Damping-adjustable shock absorber |
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|---|---|---|---|---|
| US5911290A (en) * | 1997-02-20 | 1999-06-15 | Tenneco Automotive Inc. | Step motor actuated continuous variable shock absorber |
| CN1447764A (en) * | 2000-08-22 | 2003-10-08 | 康尼公司 | Rotary damper with valve |
| CN201236915Y (en) * | 2008-07-01 | 2009-05-13 | 吴金钟 | Damping-adjustable rear shock-absorber for motor cycle |
| CN101818780A (en) * | 2009-12-18 | 2010-09-01 | 伊卡露斯(苏州)车辆系统有限公司 | Multi-gear damping control damping system |
| CN101915280A (en) * | 2010-08-11 | 2010-12-15 | 太原科技大学 | Steplessly adjustable damping force shock absorber |
| CN202100650U (en) * | 2011-04-22 | 2012-01-04 | 安徽工程大学 | Multi-stage damping manual adjustable vibration damper |
| CN202132440U (en) * | 2011-06-20 | 2012-02-01 | 芜湖弘祥汽车减振器工业有限公司 | Vibration damper with adjustable damping force |
-
2011
- 2011-06-20 CN CN 201110165445 patent/CN102278406B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5911290A (en) * | 1997-02-20 | 1999-06-15 | Tenneco Automotive Inc. | Step motor actuated continuous variable shock absorber |
| CN1447764A (en) * | 2000-08-22 | 2003-10-08 | 康尼公司 | Rotary damper with valve |
| CN201236915Y (en) * | 2008-07-01 | 2009-05-13 | 吴金钟 | Damping-adjustable rear shock-absorber for motor cycle |
| CN101818780A (en) * | 2009-12-18 | 2010-09-01 | 伊卡露斯(苏州)车辆系统有限公司 | Multi-gear damping control damping system |
| CN101915280A (en) * | 2010-08-11 | 2010-12-15 | 太原科技大学 | Steplessly adjustable damping force shock absorber |
| CN202100650U (en) * | 2011-04-22 | 2012-01-04 | 安徽工程大学 | Multi-stage damping manual adjustable vibration damper |
| CN202132440U (en) * | 2011-06-20 | 2012-02-01 | 芜湖弘祥汽车减振器工业有限公司 | Vibration damper with adjustable damping force |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192673A (en) * | 2013-03-29 | 2013-07-10 | 江苏大学 | Semi-active suspension energy-regenerative device of hybrid vehicle |
| CN104895995A (en) * | 2015-04-20 | 2015-09-09 | 中国科学院长春光学精密机械与物理研究所 | Small unmanned plane undercarriage buffer |
| CN104895995B (en) * | 2015-04-20 | 2017-03-15 | 中国科学院长春光学精密机械与物理研究所 | SUAV undercarriage buffer |
| CN104989777A (en) * | 2015-07-10 | 2015-10-21 | 常州市金海珑机械制造有限公司 | Balance weight stable type automobile shock absorber |
| CN109477540A (en) * | 2016-07-21 | 2019-03-15 | Ｋｙｂ株式会社 | shock absorber |
| CN107289063A (en) * | 2017-08-24 | 2017-10-24 | 柳州市同进汽车零部件制造有限公司 | Automobile shock-absorber |
| CN108087485A (en) * | 2017-12-19 | 2018-05-29 | 重庆飞特车辆技术有限公司 | A kind of wheeled robot and its damper |
| CN111288108A (en) * | 2020-02-20 | 2020-06-16 | 唐山保靓汽车配件有限公司 | Damping adjustment device for shock absorber |
| CN112413031A (en) * | 2020-11-03 | 2021-02-26 | 南京航空航天大学 | An electronically controlled damping adjustable shock absorber and its adjustment method |
| WO2024234621A1 (en) * | 2023-05-15 | 2024-11-21 | 西格迈股份有限公司 | Damping-adjustable shock absorber |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102278406B (en) | 2013-06-26 |
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