CN108001149A - The suspension system of a kind of hydraulic interlock unit and the use unit, vehicle - Google Patents
The suspension system of a kind of hydraulic interlock unit and the use unit, vehicle Download PDFInfo
- Publication number
- CN108001149A CN108001149A CN201610929108.8A CN201610929108A CN108001149A CN 108001149 A CN108001149 A CN 108001149A CN 201610929108 A CN201610929108 A CN 201610929108A CN 108001149 A CN108001149 A CN 108001149A
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- Prior art keywords
- hydraulic
- vehicle frame
- wheel
- switching mechanism
- hydraulic cylinders
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- 239000000725 suspension Substances 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 230000007423 decrease Effects 0.000 claims description 14
- 239000012530 fluid Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 45
- 239000010720 hydraulic oil Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/06—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/021—Installations or systems with accumulators used for damping
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
Suspension system, vehicle the invention discloses a kind of hydraulic interlock unit and using the unit.Hydraulic interlock unit includes two hydraulic cylinders, two hydraulic cylinders correspond to the wheel of vehicle frame not homonymy respectively, the upper chamber of any of two hydraulic cylinders connects another lower chambers by interlocking oil pipe respectively, accumulator is connected with interlocking oil pipe, switching mechanism is connected between two interlocking oil pipes, switching mechanism includes valve body, and the flow channels of two interlocking oil pipe of bridge joint connection are equipped with valve body, spool is equipped with flow channels.Two interlocking oil pipes are connected by switching mechanism in the present invention, realized under the control of spool and block and connect, during the situation that wheel is beated by a small margin in vehicle smooth-ride, connected because switching mechanism interlocks oil pipes by two, the upper and lower chamber of either cylinder will keep connecting by interlocking oil pipe and switching mechanism in hydraulic interlock unit, hydraulic oil is set to be pressed from high-pressure side to low-pressure side, so as to reduce hydraulic cylinder rigidity when wheel is beated by a small margin in normally travel.
Description
Technical field
Suspension system, vehicle the present invention relates to a kind of hydraulic interlock unit and using the unit.
Background technology
At present, as domestic road conditions improve and people constantly lift ride comfort demand, the rigidity of bearing spring
Characteristic is more and more lower, and then relatively low suspension rate can make vehicle roll angular rigidity and pitching angular rigidity be lower, and bring vehicle to resist
The problem of rolling with anti-trim.Existing vehicle generally improves roll angular rigidity using stabilizer bar, but in pitch angle
The problem of in terms of rigidity because of wheelbase and arrangement space, pitching angular rigidity, therefore someone can not be improved simply by stabiliser bar
The method that pitching angular rigidity is improved with hydraulic system proposed, it is a kind of as disclosed in 103434363 A of Chinese patent literature CN
Pitching-proof and heeling-proof hydraulic interconnected suspension system, including the hydraulic cylinder being installed between each wheel and vehicle frame, it is left in each hydraulic cylinder
Front-wheel hydraulic cylinder and off hind wheel hydraulic cylinder form an interlocking unit, and it is single that off-front wheel hydraulic cylinder and left rear wheel form an interlocking
Member, and the upper chamber of front-wheel hydraulic cylinder that is formed with off-front wheel hydraulic cylinder of the near front wheel hydraulic cylinder connect left rear wheel hydraulic cylinder and it is right after
The lower chambers of the trailing wheel hydraulic cylinde of hydraulic cylinder composition are taken turns, the lower chambers of front-wheel hydraulic cylinder connect the upper chamber of trailing wheel hydraulic cylinde, together
When each hydraulic cylinder between interconnection is presented, i.e. the near front wheel hydraulic cylinder is connected with off hind wheel hydraulic cylinder, off-front wheel hydraulic cylinder with it is left
Trailing wheel hydraulic cylinde is connected, and is each equipped with accumulator on the oil pipe between each hydraulic cylinder, inclination and pitching occurs in vehicle
When, hydraulic cylinder is improved by accumulator the inclination and pitching of wide-angle are occurred by the pressure of compression chamber, prevention vehicle.It is but this
In hydraulic interlock suspension, in normal vehicle operation the bounce of wheel by a small margin can cause additional rigidity, i.e., each wheel
When beating by a small margin, accumulator can equally increase accordingly by the pressure of compression chamber so that the rigidity increase of corresponding hydraulic cylinder,
Allow for wheel hop power to be more delivered on vehicle frame, bring loss to driver comfort, this simple interconnection architecture without
Method realizes taking into account for comfort.
The content of the invention
The hydraulic pressure of hydraulic cylinder rigidity when beating by a small margin the object of the present invention is to provide wheel in a kind of reduction normally travel
Interlocking unit, while additionally provide a kind of suspension system using the hydraulic interlock unit and the vehicle using the suspension system.
In order to realize the above object the technical solution of hydraulic interlock unit is as follows in the present invention：
Hydraulic interlock unit, including car is corresponded to respectively for two hydraulic cylinders between wheel and vehicle frame, two hydraulic cylinders
The upper chamber of any of the wheel of frame not homonymy, two hydraulic cylinders connects another lower chambers by interlocking oil pipe respectively, mutually
The accumulator of volume differences is produced when being connected with lock oil pipe for compensating wheel hop, switching machine is connected between two interlocking oil pipes
Structure, switching mechanism include valve body, are equipped with valve body and are used for the flow channels that bridge joint connects two interlocking oil pipes, assembling in flow channels
Be useful for speed increase and decrease and/or vehicle frame roll when close flow channels, steady in speed and/or vehicle frame is horizontal when open overcurrent
The spool of passage.
Valve core rotation is assemblied on valve body, and the hanging swing rod in lower end is connected with the downside of spool, and swing rod is used in car
Band movable valve plug swings and is in the raw, when speed increase and decrease and/or vehicle frame roll during fast steady and/or vehicle frame level
Close stance.Moved under the drive that spool passes through swing rod, so occur speed increase and decrease in vehicle travel process and/or vehicle frame rolls
In the case of, swing rod can be made a response rapidly under Gravitative Loads, compared with prior art fixed type of attachment, be cut in the present invention
Converting mechanism can realize quick locking when more preferable comfort and speed increase and decrease and/or vehicle frame roll during vehicle smooth-ride.
The pivot center of spool is any in following two modes：
1, when two hydraulic cylinders correspond to the front and rear sides wheel of vehicle frame left or right respectively, the pivot center of spool prolongs along left and right
Stretch；
2, when two hydraulic cylinders correspond to the wheel of the headstock of vehicle frame or the left and right sides of the tailstock respectively, the pivot center of spool is before
After extend.
The upper end of swing rod is connected on spool, and the lower end of swing rod is connected with the vacantly counterweight below switching mechanism.
Switching mechanism has two and office at the position of two hydraulic cylinders.
The resistance being serially connected on corresponding interlocking oil pipe is at least connected with the upper and lower chamber of two hydraulic cylinders on the hydraulic fluid port of a chamber
Buddhist nun's valve, orifice valve are between hydraulic cylinder and switching mechanism.Orifice valve is connected with the hydraulic fluid port of hydraulic cylinder, which can
The hydraulic oil of outflow and/or the low pressure side cavity to flowing into hydraulic cylinder produces damping action from the high pressure side cavity of hydraulic cylinder,
To absorb impact caused by wheel hop, play the role of damper, to ensure that the hydraulic interlock unit can realize anti-bow
Face upward and/or anti-rolling effect, and hydraulic shock-absorption can be played the role of.
The technical solution of suspension system is as follows in the present invention：
Suspension system, including the hydraulic interlock unit for being connected between not homonymy wheel, hydraulic interlock unit include being used for
Two hydraulic cylinders between wheel and vehicle frame, two hydraulic cylinders correspond to the wheel of vehicle frame not homonymy respectively, in two hydraulic cylinders
The upper chamber of any one connects another lower chambers by interlocking oil pipe respectively, and switching machine is connected between two interlocking oil pipes
Structure, switching mechanism include valve body, are equipped with valve body and are used for the flow channels that bridge joint connects two interlocking oil pipes, assembling in flow channels
Be useful for speed increase and decrease and/or vehicle frame roll when close flow channels, steady in speed and/or vehicle frame is horizontal when open overcurrent
The spool of passage.
Valve core rotation is assemblied on valve body, and the hanging swing rod in lower end is connected with the downside of spool, and swing rod is used in car
Band movable valve plug swings and is in the raw, when speed increase and decrease and/or vehicle frame roll during fast steady and/or vehicle frame level
Close stance.Moved under the drive that spool passes through swing rod, so occur speed increase and decrease in vehicle travel process and/or vehicle frame rolls
In the case of, swing rod can be made a response rapidly under Gravitative Loads, compared with prior art fixed type of attachment, be cut in the present invention
Converting mechanism can realize quick locking when more preferable comfort and speed increase and decrease and/or vehicle frame roll during vehicle smooth-ride.
Switching mechanism has two and office at the position of two hydraulic cylinders.
The technical solution of vehicle is as follows in the present invention：
Vehicle, including vehicle frame and thereon by suspension system connect wheel, suspension system include be connected to not homonymy wheel it
Between hydraulic interlock unit, hydraulic interlock unit includes being installed on two hydraulic cylinders between wheel and vehicle frame, two hydraulic cylinders point
The upper chamber for not corresponding to any of the wheel of vehicle frame not homonymy, two hydraulic cylinders is connected under another by interlocking oil pipe respectively
Chamber, interlocks the volume differences that piston rod produces when being connected with accumulator to compensate wheel hop on oil pipe, between two interlocking oil pipes
Switching mechanism is connected with, switching mechanism includes valve body, the flow channels for being used for bridging the interlocking oil pipe of connection two, mistake are equipped with valve body
It is equipped with circulation road for closing flow channels when speed increase and decrease and/or vehicle frame roll, speed is steady and/or vehicle frame water
Usually open the spool of flow channels.
Two interlocking oil pipes are connected by switching mechanism in the present invention, and are realized and blocked under the control of spool in switching mechanism
With connect, during the situation that so wheel is beated by a small margin in vehicle smooth-ride, because switching mechanism is by two interlocking oil pipes connections,
So the upper and lower chamber of either cylinder will keep connecting by interlocking oil pipe and switching mechanism in hydraulic interlock unit so that
The piston of hydraulic cylinder is pressed to low-pressure side with wheel hop and by hydraulic oil from high-pressure side, will not hinder the normal jump of wheel
It is dynamic, so as to reduce hydraulic cylinder rigidity when wheel is beated by a small margin in normally travel, hydraulic cylinder is avoided by wheel and vehicle frame rigidity
Jolt caused by connection sense.
Brief description of the drawings
Fig. 1 be the present invention vehicle embodiment 1 in hydraulic interlock unit structure diagram；
Fig. 2 is the structure diagram of switching mechanism in its natural state in Fig. 1；
Fig. 3 is structure diagram of the switching mechanism under swing state in Fig. 1；
Fig. 4 is principle schematic of the hydraulic interlock unit under switching mechanism off-state in Fig. 1；
Fig. 5 be the present invention vehicle embodiment 2 in hydraulic interlock unit structure diagram.
Embodiment
The embodiment 1 of vehicle in the present invention：As shown in Figures 1 to 4, which includes vehicle frame and passes through suspension system thereon
The wheel of connection, which is a kind of adaptive anti-pitching hydraulic pressure interacted system suitable for four-wheel car, by two groups pairs
Claim to be arranged on the hydraulic interlock unit composition at left and right sides of vehicle frame.
Hydraulic interlock unit includes two hydraulic cylinders 101 being separately mounted between front and rear two wheels and vehicle frame, the hydraulic pressure
The chamber of cylinder 101 is respectively upper and lower chamber by piston, and the upper chamber of any of two hydraulic cylinders 101 is respectively by interlocking oil
Pipe connects another lower chambers, so that the intersection connection that the upper and lower chamber of two hydraulic cylinders 101 is mutual, i.e. in two hydraulic cylinders 101
The upper chamber of front-wheel hydraulic cylinder connects the lower chambers of trailing wheel hydraulic cylinde by the first interlocking oil pipe, and the upper chamber of trailing wheel hydraulic cylinde leads to
The upper chamber of the second interlocking oil pipe connection front-wheel hydraulic cylinder is crossed, first and second interlocking oil pipe intersects setting.On two interlocking oil pipes
Accumulator 105 is connected to, for compensating volume differences caused by wheel hop.It is connected with again between two interlocking oil pipes 104
Switching mechanism 102, switching mechanism 102 have two and office at the position of two hydraulic cylinders 101.Switching mechanism 102 includes
Controlled valve and its switching oil pipe of both ends connection, the both ends valve port of controlled valve are connected to two interlockings by switching oil pipe
On oil pipe 104.Controlled valve includes valve body 1021 of the bridge joint between two switching oil pipes, and offering connection two on valve body 1021 cuts
Change oil pipe the mouth of pipe flow channels, which has the preceding flowing hole to connect successively from front to back, throttling chamber and rear mistake
Discharge orifice, preceding flowing hole and rear flowing hole are the through hole being coaxially oppositely arranged, and throttling chamber is the cylindrical chamber of edge left and right extension, and
Spool 1022 is rotatably equipped with around the axis that left and right extends in throttling intracavitary, is offered on spool 1022 and preceding flowing hole and rear mistake
The isometrical throttle orifice of discharge orifice, throttle orifice are radially extended along spool 1022, which has in the rotational travel of spool 1022
There are the open position being serially connected between preceding flowing hole and rear flowing hole and the closing to misplace relative to preceding throttle orifice and rear flowing hole
Position.The swing opening being further opened with valve body 1021 below throttling chamber, it is up-small and down-big tapered opening to swing opening, and
Swing opening and say that throttling chamber is connected with the external world, swing the swing rod 1023 for being coated with opening and being connected to the lower section of spool 1022, pendulum
The upper end of bar 1023 is connected on spool 1022, and the lower end of swing rod 1023 is pierced by from swing opening and is suspended on valve body 1021
Lower section, and be connected with the lower end of swing rod 1023 vacantly in the counterweight 1024 in 1022 west of spool, which is inertia
Ball, the axle center of the autumn heart of inertia ball, the axis of swing rod 1023 and spool 1022 are on same straight line.
The orifice valve being serially connected on corresponding interlocking oil pipe 104 is respectively connected with the hydraulic fluid port of the upper and lower chamber of two hydraulic cylinders 101
103, orifice valve 103 is between hydraulic cylinder 101 and switching mechanism 102.
Two hydraulic interlock cellular constructions are identical in the suspension system of the present embodiment, and hydraulic cylinder 101 can in hydraulic interlock unit
Instead of the damper on former car, it is connected between vehicle frame and wheel, transmits the active force between vehicle frame and wheel；Hydraulic cylinder 101
For double acting hydraulic cylinder, upper and lower chamber has hydraulic fluid port, the upper and lower hydraulic fluid port interconnection of two hydraulic cylinders 101, orifice valve 103 and liquid
Cylinder pressure 101 is connected by hydraulic fluid port, and switching mechanism 102 is connected with the upper and lower hydraulic fluid port of hydraulic cylinder 101 by interlocking oil pipe 104, can
Realize the connection and closing of upper and lower hydraulic fluid port.The valve body 1021 of controlled valve has limit function to swing rod 1023, when vehicle promptly adds
When speed or braking, inertia ball is swung under the action of inertia force, drives rotary valve to rotate by swing rod 1023, makes rotary valve place
Oil circuit is become by open mode to be in off state, and realizes the transformation of oil circuit connection mode.
During normal vehicle operation state, 102 state of switching mechanism is state shown in Fig. 3, and all pipelines are in together with state,
Suspension system does not play anti-pitching effect, coordinates orifice valve 103 to use, and as common damper function, does not produce additional firm
Degree；When emergency braking or urgent acceleration occur for vehicle, due to the effect of inertia force, inertia ball will drive valve by swing rod 1023
Core 1022 rotates, and closes 102 place oil circuit of switching mechanism, and oil circuit connection status at this time is the anti-pitching connection shown in Fig. 4
State, makes vehicle have more preferable anti-pitching characteristic, ensures the driving safety and comfort property of vehicle.
The embodiment 2 of vehicle in the present invention：As shown in figure 5, hydraulic cylinder 201, interlocking oil pipe 204, accumulator 205 and switching
The arrangement form of mechanism 202 is same as Example 1, differs only in, and is not provided with orifice valve on whole oil circuit so that suspension
In addition the damper that system does not play a part of, so can set damper, which can be with this reality between vehicle frame and wheel
The suspension system for applying example is used in parallel；It is same as Example 1 as the anti-pitching operation principle of suspension system, it is no longer superfluous herein
State.
In the above-described embodiments, the hydraulic interlock unit use of suspension system is between front and back wheel, to realize anti-pitching
Effect, in other embodiments, which can also use between left and right wheels, to realize work that anti-side is inclined
With the spool of switch valve need to use the rotating mode of axis around front and rear extension at this time；Two hydraulic pressure are mutual in certain suspension system
Lock unit can also by the way of arranged crosswise, i.e. a hydraulic interlock unit use between front left wheel and right rear wheel,
Another hydraulic interlock unit use is between right front wheel and rear left wheel, and so the suspension system can both realize anti-pitching,
It can also realize that anti-side is inclined, the spool of switch valve can use what two-port misplaced in anteroposterior direction and/or left and right directions at this time
Mode, corresponding valve body both ends valve port are also required to misplace in corresponding direction, all can with ensureing that spool arbitrarily rotates in the horizontal plane
So that flow channels are blocked.In addition, the controlled valve of switching mechanism both can be connected to two by oil pipe in hydraulic interlock unit
Between interlocking oil pipe, between valve port directly can also being connected to two interlocking oil pipes, as the particular type of controlled valve, both may be used
To select oscillating rod type in above-described embodiment, electromagnetic priority valve, hydraulic pilot valve etc. can also be used, as the control of controlled valve
Acceleration transducer, displacement sensor etc. can be selected in the source of signal.
The embodiment of suspension system in the present invention：Suspension system in the structure of suspension system and above-described embodiment in the present embodiment
The structure of system is identical, therefore repeats no more.
The embodiment of hydraulic interlock unit in the present invention：The structure and above-described embodiment of hydraulic interlock unit in the present embodiment
The structure of middle hydraulic interlock unit is identical, therefore repeats no more.
Claims (10)
1. hydraulic interlock unit, including corresponded to respectively for two hydraulic cylinders between wheel and vehicle frame, two hydraulic cylinders
The upper chamber of any of the wheel of vehicle frame not homonymy, two hydraulic cylinders connects another lower chambers by interlocking oil pipe respectively,
It is characterized in that, being connected with switching mechanism between two interlocking oil pipes, switching mechanism includes valve body, is equipped with valve body and is used for the company of bridge joint
Logical two interlock the flow channels of oil pipe, are equipped with flow channels for closing overcurrent when speed increase and decrease and/or vehicle frame roll
Passage, the spool that flow channels are opened when steady in speed and/or vehicle frame is horizontal.
2. hydraulic interlock unit according to claim 1, it is characterised in that valve core rotation is assemblied on valve body, and in valve
Be connected with the hanging swing rod in lower end on the downside of core, swing rod be used for speed it is steady and/or when vehicle frame is horizontal in the raw,
Band movable valve plug swings and is in close stance when speed increases and decreases and/or vehicle frame rolls.
3. hydraulic interlock unit according to claim 2, it is characterised in that the pivot center of spool is following two modes
In it is any：
When two hydraulic cylinders correspond to the front and rear sides wheel of vehicle frame left or right respectively, the pivot center of spool prolongs along left and right
Stretch；
When two hydraulic cylinders correspond to the wheel of the headstock of vehicle frame or the left and right sides of the tailstock respectively, the pivot center of spool is before and after
Extension.
4. hydraulic interlock unit according to claim 2, it is characterised in that the upper end of swing rod is connected on spool, swing rod
Lower end be connected with the vacantly counterweight below switching mechanism.
5. hydraulic interlock unit as claimed in any of claims 1 to 4, it is characterised in that switching mechanism have two,
And office is at the position of two hydraulic cylinders.
6. hydraulic interlock unit as claimed in any of claims 1 to 4, it is characterised in that two hydraulic cylinders it is upper and lower
At least be connected with the orifice valve being serially connected on corresponding interlocking oil pipe in chamber on the hydraulic fluid port of a chamber, orifice valve be in hydraulic cylinder with
Between switching mechanism.
7. suspension system, including the hydraulic interlock unit for being connected between not homonymy wheel, hydraulic interlock unit includes using
In two hydraulic cylinders between wheel and vehicle frame, two hydraulic cylinders correspond to the wheel of vehicle frame not homonymy, two hydraulic cylinders respectively
Any of upper chamber another lower chambers are connected by interlocking oil pipe respectively, it is characterised in that two interlocking oil pipes between
Switching mechanism is connected with, switching mechanism includes valve body, the flow channels for being used for bridging the interlocking oil pipe of connection two, mistake are equipped with valve body
It is equipped with circulation road for closing flow channels when speed increase and decrease and/or vehicle frame roll, speed is steady and/or vehicle frame water
Usually open the spool of flow channels.
8. suspension system according to claim 7, it is characterised in that valve core rotation is assemblied on valve body, and in spool
Downside is connected with the hanging swing rod in lower end, swing rod be used for speed it is steady and/or when vehicle frame is horizontal in the raw, in speed
Band movable valve plug swings and is in close stance when increase and decrease and/or vehicle frame roll.
9. the suspension system according to claim 7 or 8, it is characterised in that switching mechanism has two and office in close to two
At the position of hydraulic cylinder.
10. vehicle, including vehicle frame and the wheel that is connected thereon by suspension system, suspension system include being connected to not homonymy wheel
Between hydraulic interlock unit, hydraulic interlock unit includes being installed on two hydraulic cylinders between wheel and vehicle frame, two hydraulic cylinders
The upper chamber for corresponding to any of the wheel of vehicle frame not homonymy, two hydraulic cylinders respectively connects another by interlocking oil pipe respectively
Lower chambers, it is characterised in that switching mechanism is connected between two interlocking oil pipes, switching mechanism includes valve body, is equipped with and uses in valve body
It is equipped with the flow channels of two interlocking oil pipe of bridge joint connection, flow channels for when speed increases and decreases and/or vehicle frame rolls
Close flow channels, the spool of flow channels is opened when steady in speed and/or vehicle frame is horizontal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929108.8A CN108001149A (en) | 2016-10-31 | 2016-10-31 | The suspension system of a kind of hydraulic interlock unit and the use unit, vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929108.8A CN108001149A (en) | 2016-10-31 | 2016-10-31 | The suspension system of a kind of hydraulic interlock unit and the use unit, vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN108001149A true CN108001149A (en) | 2018-05-08 |
Family
ID=62047746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610929108.8A Pending CN108001149A (en) | 2016-10-31 | 2016-10-31 | The suspension system of a kind of hydraulic interlock unit and the use unit, vehicle |
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| CN (1) | CN108001149A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455055A (en) * | 2018-12-18 | 2019-03-12 | 吉林大学 | It is a kind of to improve hydraulic interconnection suspension and swash the quick-acting control devices answered |
| CN114516243A (en) * | 2022-01-27 | 2022-05-20 | 广东嘉腾机器人自动化有限公司 | Balance bridge and carrier loader |
| EP4585433A1 (en) * | 2024-01-09 | 2025-07-16 | Volvo Construction Equipment AB | Fluid-based suspension system of a vehicle |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB488719A (en) * | 1937-01-15 | 1938-07-13 | Fullerton George Gordon Armstr | Improvements in or relating to shock absorbers or the like damping means |
| US5794966A (en) * | 1996-02-05 | 1998-08-18 | Macleod; Kenneth J. | Vehicular suspension system |
| US20060091635A1 (en) * | 2004-10-29 | 2006-05-04 | Travis Cook | Closed pneumatic synchronization system for independent suspensions |
| CN102059929A (en) * | 2010-12-20 | 2011-05-18 | 三一汽车起重机械有限公司 | Hydro-pneumatic suspension system and wheeled vehicle with same |
| CN102616100A (en) * | 2012-04-09 | 2012-08-01 | 王召祥 | Tricycle dynamic balance controller, tricycle dynamic balance control system and tricycle |
| CN103434363A (en) * | 2013-08-08 | 2013-12-11 | 常州万安汽车部件科技有限公司 | Pitching-proof and heeling-proof hydraulic interconnected suspension system |
| CN103587371A (en) * | 2013-11-27 | 2014-02-19 | 徐光中 | Vehicle suspension units and interconnection suspension system |
| CN103807344A (en) * | 2012-11-15 | 2014-05-21 | 长春孔辉汽车科技有限公司 | Flexible cross-connection damper and cross-connection suspension system |
| CN103826887A (en) * | 2011-09-27 | 2014-05-28 | 爱信精机株式会社 | Suspension system |
| CN104044429A (en) * | 2014-06-04 | 2014-09-17 | 江苏大学 | Hydraulic interconnection ISD (Inerter-Spring-Damper) hanger bracket |
| CN104786772A (en) * | 2015-04-16 | 2015-07-22 | 湖南工学院 | Interlinked air suspension control device, system and method |
| CN206277915U (en) * | 2016-10-31 | 2017-06-27 | 郑州宇通客车股份有限公司 | Hydraulic interlock unit and suspension system, the vehicle using the unit |
-
2016
- 2016-10-31 CN CN201610929108.8A patent/CN108001149A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB488719A (en) * | 1937-01-15 | 1938-07-13 | Fullerton George Gordon Armstr | Improvements in or relating to shock absorbers or the like damping means |
| US5794966A (en) * | 1996-02-05 | 1998-08-18 | Macleod; Kenneth J. | Vehicular suspension system |
| US20060091635A1 (en) * | 2004-10-29 | 2006-05-04 | Travis Cook | Closed pneumatic synchronization system for independent suspensions |
| CN102059929A (en) * | 2010-12-20 | 2011-05-18 | 三一汽车起重机械有限公司 | Hydro-pneumatic suspension system and wheeled vehicle with same |
| CN103826887A (en) * | 2011-09-27 | 2014-05-28 | 爱信精机株式会社 | Suspension system |
| CN102616100A (en) * | 2012-04-09 | 2012-08-01 | 王召祥 | Tricycle dynamic balance controller, tricycle dynamic balance control system and tricycle |
| CN103807344A (en) * | 2012-11-15 | 2014-05-21 | 长春孔辉汽车科技有限公司 | Flexible cross-connection damper and cross-connection suspension system |
| CN103434363A (en) * | 2013-08-08 | 2013-12-11 | 常州万安汽车部件科技有限公司 | Pitching-proof and heeling-proof hydraulic interconnected suspension system |
| CN103587371A (en) * | 2013-11-27 | 2014-02-19 | 徐光中 | Vehicle suspension units and interconnection suspension system |
| CN104044429A (en) * | 2014-06-04 | 2014-09-17 | 江苏大学 | Hydraulic interconnection ISD (Inerter-Spring-Damper) hanger bracket |
| CN104786772A (en) * | 2015-04-16 | 2015-07-22 | 湖南工学院 | Interlinked air suspension control device, system and method |
| CN206277915U (en) * | 2016-10-31 | 2017-06-27 | 郑州宇通客车股份有限公司 | Hydraulic interlock unit and suspension system, the vehicle using the unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455055A (en) * | 2018-12-18 | 2019-03-12 | 吉林大学 | It is a kind of to improve hydraulic interconnection suspension and swash the quick-acting control devices answered |
| CN114516243A (en) * | 2022-01-27 | 2022-05-20 | 广东嘉腾机器人自动化有限公司 | Balance bridge and carrier loader |
| EP4585433A1 (en) * | 2024-01-09 | 2025-07-16 | Volvo Construction Equipment AB | Fluid-based suspension system of a vehicle |
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