CN106004302A - ISD (inerter-spring-damper) integrated suspension - Google Patents
ISD (inerter-spring-damper) integrated suspension Download PDFInfo
- Publication number
- CN106004302A CN106004302A CN201610521399.7A CN201610521399A CN106004302A CN 106004302 A CN106004302 A CN 106004302A CN 201610521399 A CN201610521399 A CN 201610521399A CN 106004302 A CN106004302 A CN 106004302A
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- CN
- China
- Prior art keywords
- sleeve
- isd
- spring
- damping
- piston
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
- B60G15/08—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having fluid spring
- B60G15/12—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having fluid spring and fluid damper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/15—Fluid spring
- B60G2202/152—Pneumatic spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/20—Type of damper
- B60G2202/24—Fluid damper
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Fluid-Damping Devices (AREA)
- Vehicle Body Suspensions (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses an ISD (inerter-spring-damper) integrated suspension. The ISD integrated suspension comprises an air spring, a first sleeve cylinder, a ball screw inerter, a second sleeve cylinder, and a damping mechanism, wherein the air spring comprises an air bag, an air spring sealing cover is arranged on the upper end of the air bag, and an air spring piston is arranged on the lower end of the air bag; the first sleeve cylinder is fixedly arranged on the air spring sealing cover, and is positioned in an inner cavity of the air bag; the second sleeve cylinder is glidingly sheathed on the outer wall of the first sleeve cylinder, and the air spring piston is sheathed on the outer wall of the second sleeve cylinder; when the first sleeve cylinder and the second sleeve cylinder are relatively moved, a screw is driven to move, so as to drive a ball screw nut to rotate. The ISD integrated suspension has the advantage that by optimizing the design of internal structures of the air spring, the ball screw inerter and a damper, and adopting the integrated design method of elements, a three-element ISD integrated suspension system is designed, and is applied to engineering, the engineering layout is easy, and the property is excellent.
Description
Technical field
The present invention relates to auto parts machinery field, particularly to a kind of ISD integration suspension.
Background technology
Suspension is all power transmissions between the vehicle frame (or monocoque body) of automobile and vehicle bridge (or wheel)
The general name of attachment means, its effect is to transmit the power acting between wheel and vehicle frame and power torsion, and delays
The impulsive force of vehicle frame or vehicle body is passed in punching by uneven road surface, and reduces the vibrations thus caused, to ensure vapour
Car can smoothly travel.In recent years, the raising required automotive performance along with people, traditional automobile hangs
Frame can not meet the demand of people.Find and a kind of can break through tradition based on classical theory of vibration isolation and hang
Shelf structure system, improves further the anti-vibration performance of suspension, is one of the research focus of Vehicle Engineering circle." used
Container-spring-damper " (Inerter-Spring-Damper, ISD) suspension is a kind of suspension of development in recent years,
The most not yet find the implementation method of the ISD tri-integrated technology of element hanger.
The information being disclosed in this background section is merely intended to increase the reason of the general background to the present invention
Solve, and be not construed as recognizing or imply in any form that this information structure is for this area general technology
Prior art well known to personnel.
Summary of the invention
It is an object of the invention to provide a kind of ISD integration suspension, thus overcome suspension in prior art
Internal structure design is the compactest, and work arrangement is loaded down with trivial details and the shortcoming of poor performance.
For achieving the above object, the invention provides a kind of ISD integration suspension, including: air spring,
Described air spring includes that air bag, described air bag upper end are provided with air spring capping, and lower end sets
There is air-spring piston；First sleeve, it is fixed in the capping of described air spring, is positioned at described sky
In the cavity of gas air bag；Ball screw is used to container, and this ball screw is used to container and is included thrust bearings, silk
Bar, ball screw nut and flywheel, described screw mandrel is located in described first sleeve, described ball screw
Nut is located on described screw mandrel, and is fixed in described first sleeve by described thrust bearings, described
Flywheel is located on described ball screw nut；Second sleeve, it is slidably sheathed on described first sleeve
Outer wall, described air-spring piston is sheathed on the outer wall of described second sleeve；And damping mechanism, its
Including damping piston-rod, damping cylinder and floating piston, connector is passed through in the upper end of described damping piston-rod
Being connected with the lower end of described screw mandrel, the bottom of described damping piston-rod is located in described damping cylinder, described
The bottom of described second sleeve is located at by damping cylinder, and described floating piston is located in described damping cylinder, is positioned at
The lower section of described damping piston-rod；Wherein, relative shifting is produced when described first sleeve with described second sleeve
Time dynamic, drive described screw mandrel to move, thus drive described ball screw through nut rotation.
Preferably, in technique scheme, the inner bottom part of described second sleeve is provided with spring part.
Preferably, in technique scheme, described second sleeve bottom is provided with spring card slot, described spring
Part is located in described spring card slot.
Preferably, in technique scheme, described thrust bearings includes: the first thrust bearings, its
It is located at described ball screw nut upper end, and installation is located on described first sleeve；And second thrust axis
Holding group, it is located at described ball screw nut lower end, and installation is located on described first sleeve.
Preferably, in technique scheme, including guide cylinder, it is fixed at the capping of described air spring
On, be positioned at described first sleeve, described screw mandrel extends in described guide cylinder, and with described guide cylinder
Matched in clearance.
Preferably, in technique scheme, described first sleeve bottom is provided with buffer stopper.
Preferably, in technique scheme, the capping of described air spring is provided with upper lift ring, described damping cylinder
Bottom is provided with lower lift ring.
Preferably, in technique scheme, described air-spring piston is provided with air spring air inlet.
Preferably, in technique scheme, described second sleeve is provided with contiguous block, described air spring
Piston is fixed on described second sleeve by described contiguous block.
Preferably, in technique scheme, described damping cylinder upper end is provided with damping lid, and described damping lid sets
It is provided with damping seal block at the bottom of described second sleeve, described damping lid.
Compared with prior art, there is advantages that
(1) the ISD integration suspension of the present invention, is used to container by air spring, ball screw, damps this
Three kinds of elements are optimized design from internal structure, use the method for designing of element integration, it is achieved bullet
The design that spring, used container, damping element are coaxial integrated, is applied to engineering and is prone to work arrangement and property
The three element ISD integration suspension systems that energy is excellent.
(2) bottom at the second sleeve is provided with spring part, and ball screw can be prevented to be used to container and damping in work
During work breakdown, also act as cushioning effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the ISD integration suspension according to the present invention.
Fig. 2 is the structural representation of actuator in the ISD integration suspension according to the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the detailed description of the invention of the present invention is described in detail, it is to be understood that this
The protection domain of invention is not limited by detailed description of the invention.
Explicitly indicate that unless otherwise other, otherwise in entire disclosure and claims, term " bag
Include " or its conversion as " comprising " or " including " etc. will be understood to comprise stated element or
Ingredient, and do not get rid of other element or other ingredient.
As shown in Figure 1 to Figure 2, according to a kind of ISD integration suspension of the specific embodiment of the invention,
It is used to container 2 and damping mechanism 3 including air spring 1, ball screw.Air spring 1 includes air bag
11, air bag 11 upper end is provided with air spring capping 12, and lower end is provided with air-spring piston 13.Empty
Air spring piston 13 is provided with air spring air inlet 14.First sleeve 4 is fixed at air spring capping
On 12, it is positioned at the cavity of air bag 11.
Ball screw be used to container 2 include thrust bearings 21, screw mandrel 22, ball screw nut 23 and
Flywheel 24.Preferably, guide cylinder 25 is also included.Guide cylinder 25 upper end is provided with the collar 26, air spring
Capping 12 is provided with draw-in groove, and guide cylinder 25 is located in the fluting of air spring capping 12 by the collar 26,
It is positioned at described first sleeve 4.Screw mandrel 22 is located in described first sleeve 4, to described guide cylinder 25
Interior extension, and with described guide cylinder 25 matched in clearance.The internal diameter of guide cylinder 25 is more than the external diameter of screw mandrel 22.
Described ball screw nut 23 is located on described screw mandrel 22, engages each other transmission with screw mandrel 22.Ball wire
Stem nut 23 is fixed in described first sleeve 4 by described thrust bearings 21, and described flywheel 24 sets
On described ball screw nut 23.Preferably, thrust bearings 21 includes the first thrust bearings 211
With the second thrust bearings 212.First thrust bearings 211 is located at ball screw nut 23 upper end, and
Installation is located on the first sleeve 4.Second thrust bearings 212 is located at ball screw nut 23 lower end, and
Installation is located on the first sleeve 4.
Second sleeve 5 is slidably sheathed on the outer wall of the first sleeve 4, and air-spring piston 13 is sheathed on
The outer wall of the second sleeve 5.Damping mechanism 3 includes damping piston-rod 31, damping cylinder 32 and floating piston
33.The upper end of damping piston-rod 31 is by connector (this connector is shaft coupling 34) and screw mandrel 22
Lower end connects, and the bottom of damping piston-rod 31 is provided with damping piston 35, damping piston-rod 31 bottom
Damping piston 35 be located in damping cylinder 32, the bottom of the second sleeve 5 is located at by damping cylinder 32, floats
Piston 33 is located in damping cylinder 32, is positioned at the lower section of damping piston 35.Wherein, when described first sleeve
4 and described second sleeve 5 when producing relative movement, drive described screw mandrel 22 to move, thus drive described
Ball screw nut 23 rotates.
ISD integration suspension work flow process of the present invention is as follows, when receiving External Force Acting, makes the first sleeve 4
Relative motion is produced with the second sleeve 5.Drive described screw mandrel 22 to move, thus drive described ball screw
Nut 23 rotates, thus flywheel driven 24 rotates, it is achieved inertia encapsulates.Realize air spring 1 simultaneously
Compression with damping mechanism 3 and stretching, so that suspension reaches good damping effect.
Preferably, the inner bottom part of the second sleeve 5 is provided with the second socket cover 51, and the second socket cover 51 is provided with
Spring card slot 52, spring part 6 is located at spring card slot 52, is made spring when stress, do not offset.When
When screw mandrel 22 and damping piston-rod 31 move up and down, owing to being provided with spring part 5 in the bottom of the second sleeve 5,
Screw mandrel or damping piston-rod 31 stroke can be prevented excessive, and screw mandrel 22 punctures guide cylinder 25 or damping piston-rod
31 puncture damping cylinder 32.Also act as damping effect simultaneously.
Preferably, being provided with buffer stopper 41 bottom the first sleeve 4, this buffer stopper 41 is quality of rubber materials.
Preferably, suspension is provided with suspension ring 7, and suspension ring 7 include upper lift ring 71 and lower lift ring 72.Air bullet
Spring capping 12 is provided with upper lift ring 71, is provided with lower lift ring 72 bottom damping cylinder 32.
Preferably, the second sleeve 5 is provided with contiguous block 53, and contiguous block 53 is provided with the latch of projection, empty
Air spring piston 13 is provided with the draw-in groove cooperated with contiguous block 53 latch, is fixed by contiguous block 53
It is located on the outer wall of the second sleeve 5.
Preferably, damping cylinder 32 upper end is provided with damping lid 36, and damping lid 36 is located at the end of the second sleeve 5
Portion, is provided with damping seal block 37 at damping lid 36.At damping lid 35, it is provided with damping seal block 37 can increase
Add the sealing property of damping cylinder 32.
The aforementioned description to the specific illustrative embodiment of the present invention illustrates that and the purpose of illustration.
These descriptions are not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned
Teaching, can much change and change.The purpose selected exemplary embodiment and describe exists
In explaining the certain principles of the present invention and actual application thereof, so that those skilled in the art can be real
Now and utilize the various different exemplary of the present invention and various different selection and change.
The scope of the present invention is intended to be limited by claims and equivalents thereof.
Claims (10)
1. an ISD integration suspension, it is characterised in that including:
Air spring, described air spring includes that air bag, described air bag upper end are provided with air bullet
Spring covers, and lower end is provided with air-spring piston；
First sleeve, it is fixed in the capping of described air spring, is positioned at the cavity of described air bag
In；
Ball screw is used to container, and this ball screw is used to container and is included thrust bearings, screw mandrel, ball screw
Nut and flywheel, described screw mandrel is located in described first sleeve, and described ball screw nut is located at described
On screw mandrel, and being fixed in described first sleeve by described thrust bearings, described flywheel is located at described
On ball screw nut；
Second sleeve, it is slidably sheathed on the outer wall of described first sleeve, described air-spring piston
It is sheathed on the outer wall of described second sleeve；And
Damping mechanism, it includes damping piston-rod, damping cylinder and floating piston, described damping piston-rod
Upper end be connected with the lower end of described screw mandrel by connector, institute is located in the bottom of described damping piston-rod
Stating in damping cylinder, the bottom of described second sleeve is located at by described damping cylinder, and institute is located at by described floating piston
State in damping cylinder, be positioned at the lower section of described damping piston-rod；
Wherein, when described first sleeve and described second sleeve produce relative movement, described screw mandrel is driven
Motion, thus drive described ball screw through nut rotation.
ISD integration suspension the most according to claim 1, it is characterised in that described second sleeve
Inner bottom part be provided with spring part.
ISD integration suspension the most according to claim 2, it is characterised in that described second sleeve
Bottom is provided with spring card slot, and described spring part is located in described spring card slot.
ISD integration suspension the most according to claim 1, it is characterised in that described thrust bearing
Group includes:
First thrust bearings, it is located at described ball screw nut upper end, and installation is located at described first
On sleeve；And
Second thrust bearings, it is located at described ball screw nut lower end, and installation is located at described first
On sleeve.
ISD integration suspension the most according to claim 1, it is characterised in that include guide cylinder,
It is fixed in the capping of described air spring, is positioned at described first sleeve, and described screw mandrel is led to described
In cylinder extend, and with described guide cylinder matched in clearance.
ISD integration suspension the most according to claim 1, it is characterised in that described first sleeve
Bottom is provided with buffer stopper.
ISD integration suspension the most according to claim 1, it is characterised in that described air spring
Capping is provided with upper lift ring, is provided with lower lift ring bottom described damping cylinder.
ISD integration suspension the most according to claim 1, it is characterised in that described air spring
Piston is provided with air spring air inlet.
ISD integration suspension the most according to claim 1, it is characterised in that described second sleeve
Being provided with contiguous block, described air-spring piston is fixed on described second sleeve by described contiguous block.
ISD integration suspension the most according to claim 1, it is characterised in that on described damping cylinder
End is provided with damping lid, and described damping is covered on the bottom of described second sleeve, is provided with resistance at described damping lid
Buddhist nun's sealing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610521399.7A CN106004302B (en) | 2016-06-29 | 2016-06-29 | ISD integration suspensions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610521399.7A CN106004302B (en) | 2016-06-29 | 2016-06-29 | ISD integration suspensions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106004302A true CN106004302A (en) | 2016-10-12 |
| CN106004302B CN106004302B (en) | 2018-04-06 |
Family
ID=57107127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610521399.7A Active CN106004302B (en) | 2016-06-29 | 2016-06-29 | ISD integration suspensions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106004302B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482201A (en) * | 2018-04-19 | 2018-09-04 | 东北大学 | A kind of ISD shock absorbing seats |
| CN113080639A (en) * | 2021-04-09 | 2021-07-09 | 重庆电子工程职业学院 | Multifunctional drawing equipment |
| CN113602051A (en) * | 2021-08-04 | 2021-11-05 | 江苏大学 | Electromechanical inertial container air spring device of hub-driven automobile |
| CN114981104A (en) * | 2019-12-31 | 2022-08-30 | 火石工业产品有限责任公司 | Gas spring and damper assembly and suspension system including same |
| CN115848548A (en) * | 2022-11-17 | 2023-03-28 | 昆明理工大学 | ISD multilayer suspension support device of half a whole car |
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|---|---|---|---|---|
| EP2528757A1 (en) * | 2010-01-25 | 2012-12-05 | Lotus F1 Team Limited | Fluid inerter |
| CN103625233A (en) * | 2013-11-12 | 2014-03-12 | 江苏大学 | Integrated Inerter suspension for vehicle |
| CN203611678U (en) * | 2013-11-12 | 2014-05-28 | 江苏大学 | Integrated inert suspension fork for vehicle |
| CN104044429A (en) * | 2014-06-04 | 2014-09-17 | 江苏大学 | Hydraulic interconnection ISD (Inerter-Spring-Damper) hanger bracket |
| EP2964971A1 (en) * | 2013-03-06 | 2016-01-13 | Pentair Flow Services AG | Vibration damping device |
| CN105545617A (en) * | 2016-01-22 | 2016-05-04 | 石家庄铁道大学 | Power-generation and inerter device used for front fork of mountain bike |
| CN105644288A (en) * | 2016-02-22 | 2016-06-08 | 江苏大学 | Vehicle inerter-spring-damper (ISD) suspension parameter matching method |
| CN205818840U (en) * | 2016-06-29 | 2016-12-21 | 广西大学 | ISD integration suspension |
-
2016
- 2016-06-29 CN CN201610521399.7A patent/CN106004302B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2528757A1 (en) * | 2010-01-25 | 2012-12-05 | Lotus F1 Team Limited | Fluid inerter |
| EP2964971A1 (en) * | 2013-03-06 | 2016-01-13 | Pentair Flow Services AG | Vibration damping device |
| CN103625233A (en) * | 2013-11-12 | 2014-03-12 | 江苏大学 | Integrated Inerter suspension for vehicle |
| CN203611678U (en) * | 2013-11-12 | 2014-05-28 | 江苏大学 | Integrated inert suspension fork for vehicle |
| CN104044429A (en) * | 2014-06-04 | 2014-09-17 | 江苏大学 | Hydraulic interconnection ISD (Inerter-Spring-Damper) hanger bracket |
| CN105545617A (en) * | 2016-01-22 | 2016-05-04 | 石家庄铁道大学 | Power-generation and inerter device used for front fork of mountain bike |
| CN105644288A (en) * | 2016-02-22 | 2016-06-08 | 江苏大学 | Vehicle inerter-spring-damper (ISD) suspension parameter matching method |
| CN205818840U (en) * | 2016-06-29 | 2016-12-21 | 广西大学 | ISD integration suspension |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482201A (en) * | 2018-04-19 | 2018-09-04 | 东北大学 | A kind of ISD shock absorbing seats |
| CN114981104A (en) * | 2019-12-31 | 2022-08-30 | 火石工业产品有限责任公司 | Gas spring and damper assembly and suspension system including same |
| CN113080639A (en) * | 2021-04-09 | 2021-07-09 | 重庆电子工程职业学院 | Multifunctional drawing equipment |
| CN113602051A (en) * | 2021-08-04 | 2021-11-05 | 江苏大学 | Electromechanical inertial container air spring device of hub-driven automobile |
| CN113602051B (en) * | 2021-08-04 | 2023-12-15 | 江苏大学 | Air spring device of electromechanical inertial container of hub-driven automobile |
| CN115848548A (en) * | 2022-11-17 | 2023-03-28 | 昆明理工大学 | ISD multilayer suspension support device of half a whole car |
| CN115848548B (en) * | 2022-11-17 | 2024-04-05 | 昆明理工大学 | ISD multi-layer suspension supporting device for half vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106004302B (en) | 2018-04-06 |
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