CN106122167A - A kind of new type of valve control cylinder assembly using magnetic flow liquid - Google Patents
A kind of new type of valve control cylinder assembly using magnetic flow liquid Download PDFInfo
- Publication number
- CN106122167A CN106122167A CN201610505441.6A CN201610505441A CN106122167A CN 106122167 A CN106122167 A CN 106122167A CN 201610505441 A CN201610505441 A CN 201610505441A CN 106122167 A CN106122167 A CN 106122167A
- Authority
- CN
- China
- Prior art keywords
- oil
- magnetic
- valve
- piston
- flow liquid
- 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.)
- Pending
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Classifications
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/202—Externally-operated valves mounted in or on the actuator
-
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/0401—Valve members; Fluid interconnections therefor
-
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
- F15B2013/0448—Actuation by solenoid and permanent magnet
Abstract
A kind of new type of valve control cylinder assembly using magnetic flow liquid of the present invention, uses two magnetic rheologic magnetic damping valves, controls oil-in and oil-out respectively.When magnetic rheologic magnetic damper obtains electric, dead electricity or keeps certain voltage, hydraulic cylinder can realize different actions.The present invention uses two magnetic rheologic magnetic damping valves, and two electromagnetic valves are all installed on rodless cavity side, and one of them electromagnetic damping valve connects pressure relief opening i.e. fuel tank, and for relief valve, another one taps into hydraulic fluid port i.e. pressure source, for pressurizing valve.When relief valve must be electrically turn off, stretch out to piston cylinder two ends delivery piston bar simultaneously；When pressurizing valve must be electrically turn off, when relief valve dead electricity is opened, piston cylinder rod chamber oil-feed rodless cavity draining, piston rod shrinks.The system of the present invention is simple, and system response time is fast.
Description
Technical field
The present invention relates to a kind of new type of valve control cylinder assembly using magnetic flow liquid, this valve-controlled cylinder device employing two is magnetorheological
Orifice valve controls, and when orifice valve coil electricity, damping hole two ends pressure reduction becomes big, so that hydraulic cylinder is in the effect of pressure
The most outside action.
Background technology
At present, typically by reversal valve control when Normal hydraulic cylinder normally works, valve-controlled cylinder system needs due to change-over valve core
Want first action, block valve opening aperture and just can play the effect controlling hydraulic cylinder action.And spool is subjected to displacement and requires time for, and valve
Control cylinder system needs solenoid directional control valve and unnecessary pipeline, and system response time is slow, system complex.
Summary of the invention
It is an object of the invention to provide a kind of new type of valve control cylinder assembly using magnetic flow liquid, this new type of valve control cylinder assembly
Use two magnetic rheologic magnetic damping valves, control oil-in and oil-out respectively.When magnetic rheologic magnetic damper obtain electric, dead electricity or
When person keeps certain voltage, hydraulic cylinder can realize different actions.
For achieving the above object, the present invention is by the following technical solutions:
A kind of new type of valve control cylinder assembly using magnetic flow liquid, this device includes piston cylinder, and magnetic rheologic magnetic damping valve, hydraulic pressure returns
Road, magnetic flow liquid etc..
Piston is arranged in piston cylinder, is used for completely cutting off low pressure oil pocket and high-voltage oil cavity；Piston limits it at piston by nut
Axial location on bar, utilizes another one nut anti-looseness simultaneously.When the power that piston right-hand member is subject to is more than left end, piston is right
Moving, vice versa.
Above-mentioned piston cylinder is made up of piston, cylinder body, piston rod, rear end cap, drive end bearing bracket, drive end bearing bracket baffle plate.Piston is arranged on
In piston cylinder, it is used for completely cutting off low pressure oil pocket and high-voltage oil cavity；Piston limits its axial location on the piston rod by nut, simultaneously
Utilize another one nut anti-looseness.When the power that piston right-hand member is subject to is more than left end, piston moves to right, and vice versa.At rear end cap
On have installation aperture, for cylinder body by being bolted together, rear end cap is provided with O RunddichtringO, in rear end cap
Heart position has fuel-displaced aperture, fuel-displaced aperture to be threaded togather with magnetic rheologic magnetic damping valve tube.Magnetic flow liquid is through going out
Oil aperture, returns to fuel tank after flowing through magnetic rheologic magnetic damping valve.It is anterior that drive end bearing bracket is installed on cylinder body, by two sealing rings and cylinder
Body piston rod forms a sealed volume chamber, and drive end bearing bracket baffle plate is arranged on the front end of drive end bearing bracket, and is connected with piston cylinder cylinder
Body.
Above-mentioned magnetic rheologic magnetic damping valve is by valve body connector, female thread spiral sleeve, spool baffle plate, spool, valve body, line
Circle, female thread spiral sleeve and sealing ring composition.Spool is arranged in valve body, and spool two ends are by spool baffle plate fixed position, valve
Core baffle plate both sides are fitted with sealing ring, and two valve body connector are separately mounted to the outside of two spool baffle plates, and with two spiral shells
The axially and radially position of all parts is fixed by rotation.Forming gap between spool and valve body, magnetic flow liquid flows through spool and valve
Forming typical flat board stream during body space, when the coil being positioned on valve body obtains electric, magnetic flow liquid viscosity becomes big so that magnetorheological
Liquid becomes big by the pressure differential of magnetorheological damping valve, and flow reduces.
In above-mentioned hydraulic circuit, piston cylinder body having two oil-ins, rod chamber side directly connects power source, rodless cavity
Side is followed by power source by a magnetic rheologic magnetic damping valve.Piston cylinder rear end cap centre bit is equipped with fuel-displaced aperture, fuel-displaced aperture
Connected tank after being connected with an other magnetic flow liquid electromagnetic damping valve.
Above-mentioned magnetic flow liquid is general magnetic flow liquid, can change the damped coefficient of self with magnitude of field intensity.
When only oil-out magnetic flow liquid electromagnetic damping valve obtains electric, this orifice valve is equivalent to be turned off, and piston rod is suitable
In differential connection, piston rod stretches out under the effect of the pressure.When only oil-in magnetic rheologic magnetic damping valve obtains electric, piston cylinder
Rodless cavity is connected with fuel tank, and piston cylinder rod chamber is connected with pressure source, and piston rod shrinks.
The system of the present invention is simple, and system response time is fast.Magnetic flow liquid is a kind of special fluent material, without magnetic field
Effect under, present Newtonian fluid state, can flow freely.And under the effect of externally-applied magnetic field, by good flow regime
Being transformed into semisolid, its viscosity moment improves several orders of magnitude, and can bear certain shearing.When removing magnetic field,
Magnetic flow liquid is transformed into liquid by semisolid again.Utilize this characteristic, when magnetic flow liquid flows through annular gap, additional electromagnetic
Huge pressure reduction can be produced after Chang, utilize pressure differential to promote piston cylinder action.
Accompanying drawing explanation
Accompanying drawing is used for providing a further understanding of the present invention, is the part constituting description, is not intended that this
Bright restriction.
Fig. 1 is a kind of new type of valve control cylinder assembly using magnetic flow liquid of the present invention.
Fig. 2 is magnetic rheologic magnetic damping valve of the present invention.
Fig. 3 is the spool baffle plate of magnetic rheologic magnetic damping valve of the present invention.
Detailed description of the invention
As it is shown in figure 1, a kind of new type of valve control cylinder assembly using magnetic flow liquid, this device includes piston cylinder, hydraulic circuit,
Magnetic rheologic magnetic damping valve, magnetic flow liquid etc..
As it is shown in figure 1, above-mentioned piston cylinder is by rear end cap (1), bolt (2), O RunddichtringO (3), stop nut (4), tightening
Nut (5), piston (6), O (7), piston rod (8), cylinder body (9), drive end bearing bracket (10), drive end bearing bracket sealing ring (11) and front end
Lid cover plate (12) forms.Piston (6) is arranged in piston cylinder body (9), is used for completely cutting off low pressure oil pocket and high-voltage oil cavity；Piston leans on
Locknut (5) limits its axial location on piston rod (8), utilizes stop nut (4) to prevent locknut (5) from sending out simultaneously
Raw loosening.Piston cylinder body (9) rear end is provided with rear end cap (1), and is linked together, on rear end cap (1) by bolt (2)
Have seal groove, O sealing ring (3) is installed to prevent fluid from revealing.It is equipped with fuel-displaced aperture at rear end cap (1) centre bit, fuel-displaced
Aperture is threaded togather with magnetic rheologic magnetic damping valve tube.Magnetic flow liquid, through fuel-displaced aperture, flows through magnetorheological electromagnetism
Fuel tank is returned to after orifice valve.It is anterior that drive end bearing bracket (10) is installed on cylinder body (9), has seal groove, mounting O-shaped at drive end bearing bracket outer rim
Circle (7) is used for sealing the gap between drive end bearing bracket (10) and cylinder body (9), and drive end bearing bracket (10) inner edge is pacified with piston rod (8) junction
Dress drive end bearing bracket sealing ring (11), piston rod (8) can slide axially and because of drive end bearing bracket sealing ring in drive end bearing bracket (10) freely
(11) existence prevents fluid from leaking.Sealing ring (11) front portion is provided with drive end bearing bracket baffle plate (12) and positions in order to axial, front
Cover baffle (12) is arranged on drive end bearing bracket (10) top, and with cylinder body (9) by being bolted together.
As it is shown in figure 1, above-mentioned hydraulic circuit includes oil-in I(13), oil inlet pipe (14), tee pipe coupling (15), oil-feed
Mouth electromagnetic damping valve (16), oil-in II(17) and oil-out magnetic rheologic magnetic damping valve (18).Oil-in I(13) and oil-in
II(17) being all opened on piston rod cylinder body (9), oil-in (13) is the rod chamber of piston rod, oil-in II(17) it is piston cylinder
Rodless cavity, oil-in I(13) it is connected with oil inlet pipe (14), the other end of oil inlet pipe (14) is connected to tee pipe coupling (15)
Together.The another one joint of tee pipe coupling (15) is connected with oil-in electromagnetic damping valve (16) afterwards and oil-in II(17) phase
Even, last joint remaining is connected with pressure source, and for the oil-in of whole device, oil-in magnetorheological damping valve (16) is
Pressurizing valve.Oil-out magnetic rheologic magnetic damping valve (18) is connected with piston rod rear end cap center oil outlet, for going out of whole device
Hydraulic fluid port, oil-out magnetic rheologic magnetic damping valve (18) is relief valve.
As it is shown in figure 1, above-mentioned oil-in magnetic rheologic magnetic damping valve (16) and oil-out magnetic rheologic magnetic damping valve (18)
For same type electromagnetic damping valve, its working media is magnetic flow liquid, the internal nonmotile valve hole part of electromagnetic damping valve, its knot
Structure schematic diagram is as in figure 2 it is shown, primary structure includes valve body connector (19), external screw thread spiral sleeve (20), spool baffle plate (21), valve
Core (22), valve body (23), coil (24), female thread spiral sleeve (25) and sealing ring (26).Spool (22) is arranged on valve body
(23), in, spool (22) two ends are fitted with sealing ring (26) by spool baffle plate (21) fixed position, spool (22) baffle plate both sides,
Two valve body connector (19) are separately mounted to the outside of two spool baffle plates, and with two spiral sleeves (20,25) by all zero
The axially and radially position of part is fixed.When coil (24) obtains electric, and magnetic current and liquid flow overdamp valve core (22) encloses with valve body (23)
Can be transformed into semisolid by good flow regime during the annular gap become, its viscosity moment improves several orders of magnitude, and
Can bear certain shearing, magnetic rheologic magnetic damping valve pressure at two ends difference becomes big.When coil (24) dead electricity, magnetic flow liquid is suitable
Profit flows through with the annular gap of valve body (23) from spool (22).
Above-mentioned spool baffle plate (21) structure is as it is shown on figure 3, spool baffle plate (21) is to open round-meshed cylindrical gear in the middle of one
Plate, medial small hole is used for limiting spool position, windows and be easy to magnetic flow liquid and flow through around aperture.
Its specific works process is as follows:
When only oil-out magnetic flow liquid electromagnetic damping valve (18) obtains electric, magnetic flow liquid is changed by liquid under the influence of a magnetic field
Becoming semisolid, damping to increase, this electromagnetic damping valve inlet pressure and oil-out pressure difference value become big, are equivalent to this orifice valve quilt
Turn off.Oil-in magnetic rheologic magnetic damping valve (16) must not be electric, and fluid is through tee pipe coupling, respectively to oil-in magnetic rheologic
Magnetic damping valve (16) and oil inlet pipe are for pressure oil, and at this moment piston rod is equivalent to differential connection, and piston rodless cavity side is because of lifting surface area
Greatly, the force rate rod chamber side being subject to is big, and piston rod stretches out under the effect of the pressure.When only oil-in magnetic rheologic magnetic damping valve
(16) when obtaining electric, and oil-out magnetic rheologic magnetic damping valve (18) dead electricity, at oil-out, magnetic flow liquid is reverted to liquid by semisolid
State, magnetic flow liquid flows out through oil-out magnetic rheologic magnetic damping valve (18), is equivalent to piston cylinder rodless cavity and is connected with fuel tank, oil-feed
Mouth magnetic rheologic magnetic damping valve (16) turnover has the pressure differential of mouth to become big, and piston cylinder rod chamber is bigger than rodless cavity pressure, piston rod
Shrink.
Claims (6)
1. use a new type of valve control cylinder assembly for magnetic flow liquid, including piston cylinder, magnetic rheologic magnetic damping valve, hydraulic circuit,
Magnetic flow liquid, it is characterised in that: above-mentioned piston cylinder by rear end cap, bolt, O RunddichtringO, stop nut, locknut, piston,
O, piston rod, cylinder body, drive end bearing bracket, drive end bearing bracket sealing ring and drive end bearing bracket cover plate composition, piston is arranged in piston cylinder body,
It is used for completely cutting off low pressure oil pocket and high-voltage oil cavity；Piston limits its axial location on the piston rod by locknut, utilizes simultaneously
Stop nut prevents to loosen, and above-mentioned drive end bearing bracket baffle plate is arranged on drive end bearing bracket top, between have a sealing ring, and with cylinder body by spiral shell
Tether and be connected together.
A kind of new type of valve control cylinder assembly using magnetic flow liquid the most according to claim 1, it is characterised in that: above-mentioned magnetic current
Power transformation magnetic damping valve includes outside valve body connector, external screw thread spiral sleeve, spool baffle plate, spool, valve body, coil, female thread spiral
Set and sealing ring.
A kind of new type of valve control cylinder assembly using magnetic flow liquid the most according to claim 1, it is characterised in that: above-mentioned spool
Being arranged in valve body, spool two ends are fitted with sealing ring by spool baffle plate fixed position, spool baffle plate both sides, and two valve bodies connect
Head is separately mounted to the outside of two spool baffle plates, and with two spiral sleeves, the axially and radially position of all parts is solid
Fixed.
A kind of new type of valve control cylinder assembly using magnetic flow liquid the most according to claim 1, it is characterised in that: above-mentioned spool
Baffle plate is to open round-meshed cylindrical baffle in the middle of one, windows around aperture.
A kind of new type of valve control cylinder assembly using magnetic flow liquid the most according to claim 1, it is characterised in that: above-mentioned hydraulic pressure
Loop includes oil-in I, oil inlet pipe, tee pipe coupling, oil-in electromagnetic damping valve, oil-in II and the magnetorheological electromagnetism of oil-out
Orifice valve, oil-in I and oil-in II is opened on piston rod cylinder body, and oil-in is the rod chamber of piston rod, and oil-in II is
The rodless cavity of piston cylinder, oil-in I is connected with oil inlet pipe (14), and the other end of oil inlet pipe and tee pipe coupling are connected to one
Rising, the another one joint of tee pipe coupling is connected with oil-in II after being connected with oil-in electromagnetic damping valve, is left last
Individual joint is connected with pressure source, for the oil-in of whole device.
A kind of new type of valve control cylinder assembly using magnetic flow liquid the most according to claim 1, it is characterised in that: said apparatus
Using two magnetic rheologic magnetic damping valves, two electromagnetic valves are all installed on rodless cavity side, and one of them electromagnetic damping valve connects pressure release
Mouth i.e. fuel tank, another one taps into hydraulic fluid port i.e. pressure source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610505441.6A CN106122167A (en) | 2016-07-01 | 2016-07-01 | A kind of new type of valve control cylinder assembly using magnetic flow liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610505441.6A CN106122167A (en) | 2016-07-01 | 2016-07-01 | A kind of new type of valve control cylinder assembly using magnetic flow liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106122167A true CN106122167A (en) | 2016-11-16 |
Family
ID=57467585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610505441.6A Pending CN106122167A (en) | 2016-07-01 | 2016-07-01 | A kind of new type of valve control cylinder assembly using magnetic flow liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106122167A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907362A (en) * | 2017-04-14 | 2017-06-30 | 中国船舶重工集团公司第七0四研究所 | Subtracting based on magnetic flow liquid shakes gyroscopic procession control system |
| CN114838081A (en) * | 2022-05-31 | 2022-08-02 | 武汉理工大学 | Two-chamber long-stroke magnetorheological fluid damper capable of saving magnetorheological fluid |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020046006A (en) * | 2000-12-12 | 2002-06-20 | 밍 루 | Apparatus for adjusting a damping force of a shock absorber |
| CN1553998A (en) * | 2001-09-07 | 2004-12-08 | ������ʿ�ֹɷ�����˾ | Magneto-rheological damper |
| CN1676356A (en) * | 2005-04-14 | 2005-10-05 | 重庆大学 | Controllable automobile magnetic rhological absorber with height adjusting function |
| US20100109276A1 (en) * | 2006-05-01 | 2010-05-06 | Marjoram Robert H | Controllable vehicle suspension system with magneto-rheological fluid device |
-
2016
- 2016-07-01 CN CN201610505441.6A patent/CN106122167A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020046006A (en) * | 2000-12-12 | 2002-06-20 | 밍 루 | Apparatus for adjusting a damping force of a shock absorber |
| CN1553998A (en) * | 2001-09-07 | 2004-12-08 | ������ʿ�ֹɷ�����˾ | Magneto-rheological damper |
| CN1676356A (en) * | 2005-04-14 | 2005-10-05 | 重庆大学 | Controllable automobile magnetic rhological absorber with height adjusting function |
| US20100109276A1 (en) * | 2006-05-01 | 2010-05-06 | Marjoram Robert H | Controllable vehicle suspension system with magneto-rheological fluid device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907362A (en) * | 2017-04-14 | 2017-06-30 | 中国船舶重工集团公司第七0四研究所 | Subtracting based on magnetic flow liquid shakes gyroscopic procession control system |
| CN106907362B (en) * | 2017-04-14 | 2018-08-21 | 中国船舶重工集团公司第七0四研究所 | Subtracting based on magnetorheological fluid shakes gyroscopic procession control system |
| CN114838081A (en) * | 2022-05-31 | 2022-08-02 | 武汉理工大学 | Two-chamber long-stroke magnetorheological fluid damper capable of saving magnetorheological fluid |
| CN114838081B (en) * | 2022-05-31 | 2023-09-12 | 武汉理工大学 | Two-chamber long-stroke magnetorheological fluid damper capable of saving magnetorheological fluid |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161116 |
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| WD01 | Invention patent application deemed withdrawn after publication |