CN206496055U - A kind of overflow valve based on magnetic rheology effect - Google Patents
A kind of overflow valve based on magnetic rheology effect Download PDFInfo
- Publication number
- CN206496055U CN206496055U CN201720183543.0U CN201720183543U CN206496055U CN 206496055 U CN206496055 U CN 206496055U CN 201720183543 U CN201720183543 U CN 201720183543U CN 206496055 U CN206496055 U CN 206496055U
- Authority
- CN
- China
- Prior art keywords
- valve
- guide
- magnetorheological
- main
- cone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 title claims abstract description 13
- 238000000518 rheometry Methods 0.000 title claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000013016 damping Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 239000010720 hydraulic oil Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- -1 during work Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Landscapes
- Fluid-Damping Devices (AREA)
Abstract
The utility model is related to a kind of overflow valve based on magnetic rheology effect, belongs to hydraulic transmission technology field.The utility model includes sealing ring, disk spring, guide's valve cover, magnetorheological guide's valve piston, magnet coil, valve body of main valve, damping hole, valve core of main valve, spring, plug, magnetorheological pilot valve cone valve, magnetic flow liquid.Good effect of the present utility model is the size variation by controlling external impressed current, produces different damping forces, and then controls the movement of magnetorheological pilot valve cone valve, realizes overflow valve oil pressure relief alterable and the intelligentized control method that can be adjusted in real time；The response time of magnetic flow liquid is Millisecond, considerably increases the operating efficiency of overflow valve.
Description
Technical field
The utility model is related to a kind of overflow valve based on magnetic rheology effect, belongs to hydraulic transmission technology field.
Background technology
Magnetic flow liquid is a kind of current very popular intellectual material, and its viscosity is controllable.When in without magnetic field state
Under, magnetic flow liquid shows as the Newtonian fluid flowed freely；When in having under magnetic field state, magnetorheological effect occurs for magnetic flow liquid
Should, the Bingham fluid of semisolid or solid-state can be converted into by original Newtonian fluid, viscosity changes, certain cut can be born
Shearing stress, and as the increase of magnetic field intensity, its viscosity and shear yield stress also increase therewith.Overflow valve is hydraulic drive system
Using a kind of very many pressure-control valves, its purpose primarily to the operating pressure of regulation hydraulic system in system.Daily
In work, it is common to use the opened by pressure of overflow valve be screw rod by rotating pilot valve core rear, adjust pilot valve bullet
Spring pretightning force is realized.Although regulation is more convenient, it is limited to there is pressure control range, and can not realize that pressure is real
When the problem of adjust.
Utility model content
The purpose of this utility model is a kind of overflow valve based on magnetic rheology effect of offer, can preferably solve overflow
Valve oil pressure relief alterable and the problem of can adjust in real time.
The utility model solve its technical problem use technical scheme be：A kind of overflow valve based on magnetic rheology effect,
Including sealing ring 1, disk spring 2, guide's valve cover 3, magnetorheological guide's valve piston 4, magnet coil 5, valve body of main valve 6, damping
Hole 7, valve core of main valve 8, spring 9, plug 10, magnetorheological pilot valve cone valve 11, magnetic flow liquid 12；Described magnetorheological guide's valve cone
Valve 11 is arranged in valve body of main valve 6；Guide's valve cover 3, magnetorheological guide's valve piston 4, guide's valve cover 3 are sequentially arranged at respectively
On the right-hand member slender axles of magnetorheological pilot valve cone valve 11；Magnetic flow liquid 12 is in two guide's valve covers 3, magnetorheological pilot valve and lived
In the closed area that the right-hand member slender axles of plug 4 and magnetorheological pilot valve cone valve 11 are constituted；Sealing ring 1 is arranged on 2 pilot valves
At the inboard wall groove of cover plate 3；Disk spring 2 be arranged on magnetorheological pilot valve cone valve 11 right-hand member slender axles axial end, and with master
Valve body 6 is in close contact：Plug 10 is arranged on the left end of valve body of main valve 6；Valve core of main valve 8 is arranged on inside valve body of main valve 6；Spring 9
Installed in the inside of valve core of main valve 8；The left end of valve core of main valve 8 is provided with damping hole 7.
Good effect of the present utility model is：MR valve is applied to the hydraulic pressure system that normal hydraulic oil is working media
In system, the ability to work of hydraulic system is increased；By controlling the size variation of external impressed current, different damping forces are produced, are entered
And the movement of magnetorheological pilot valve cone valve is controlled, the intelligent control that realizes overflow valve oil pressure relief alterable and can adjust in real time
System；The response time of magnetic flow liquid is Millisecond, considerably increases the operating efficiency of overflow valve.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the utility model structural representation.
1. sealing ring in figure, 2. disk springs, 3. guide's valve covers, 4. magnetorheological guide's valve pistons, 5. magnet coils, 6.
Valve body of main valve, 7. damping holes, 8. valve core of main valve, 9. springs, 10. plugs, 11. magnetorheological pilot valve cone valves, 12 magnetic flow liquids.
Embodiment
As shown in figure 1, a kind of embodiment of the overflow valve based on magnetic rheology effect of the utility model is using following
Technical scheme：A kind of overflow valve based on magnetic rheology effect, including it is sealing ring 1, disk spring 2, guide's valve cover 3, magnetorheological
Guide's valve piston 4, magnet coil 5, valve body of main valve 6, damping hole 7, valve core of main valve 8, spring 9, plug 10, magnetorheological guide's valve cone
Valve 11, magnetic flow liquid 12；Described magnetorheological pilot valve cone valve 11 is arranged in valve body of main valve 6；It is guide's valve cover 3, magnetorheological
Guide's valve piston 4, guide's valve cover 3 are sequentially arranged on the right-hand member slender axles of magnetorheological pilot valve cone valve 11 respectively；It is magnetorheological
Liquid 12 is in the right-hand member slender axles institute structure of two guide's valve covers 3, magnetorheological guide's valve piston 4 and magnetorheological pilot valve cone valve 11
Into closed area in；Sealing ring 1 is arranged at the inboard wall groove of 2 guide's valve covers 3；Disk spring 2 is arranged on magnetorheological
The right-hand member slender axles axial end of pilot valve cone valve 11, and be in close contact with valve body of main valve 6；It is left that plug 10 is arranged on valve body of main valve 6
End；Valve core of main valve 8 is arranged on inside valve body of main valve 6；Spring 9 is arranged on the inside of valve core of main valve 8；The left end of valve core of main valve 8 is provided with
Damping hole 7.
A kind of operation principle of the embodiment of the overflow valve based on magnetic rheology effect of the utility model is：Import connects
System pressure oil, during work, hydraulic oil enters overflow valve valve body of main valve 6 from the import of overflow valve, and is entered by damping hole 7
The left chamber of magnetorheological pilot valve cone valve 11.When the pressure of hydraulic system is less than the magnetic flow liquid on the magnetorheological right side of pilot valve cone valve 11
During the elastic force sum of 12 damping forces produced and disk spring 2, magnetic flow liquid pilot valve cone valve 11 is closed；Work as hydraulic pressure
Damping force and the elastic force of disk spring 2 that the magnetic flow liquid 12 that the pressure of system is more than the magnetorheological right side of pilot valve cone valve 11 is produced
During sum, magnetic flow liquid pilot valve cone valve 11 moves right, in opening, and now hydraulic oil is from the centre of valve core of main valve 8
Through hole flow to outlet, now valve core of main valve about 8 two chambers formation pressure differential.When the pressure differential on valve core of main valve 8 can balance master
During the elastic force of the spring 9 in valve core 8, valve core of main valve 8 is upwardly opened, and overflow valve outlet is opened, and hydraulic oil is flowed into simultaneously from import
By exporting outflow.By adjusting the current strength in magnet coil, the damping force size of magnetic flow liquid can be changed, it is possible to
The Opening pressure of regulation relief valve.
Claims (1)
1. a kind of overflow valve based on magnetic rheology effect, including sealing ring（1）, disk spring（2）, guide's valve cover（3）, magnetic current
Become guide's valve piston（4）, magnet coil（5）, valve body of main valve（6）, damping hole（7）, valve core of main valve（8）, spring（9）, plug
（10）, magnetorheological pilot valve cone valve（11）, magnetic flow liquid（12）；It is characterized in that：Described magnetorheological pilot valve cone valve（11）
Installed in valve body of main valve（6）It is interior；Guide's valve cover（3）, magnetorheological guide's valve piston（4）, guide's valve cover（3）Pacify successively respectively
Mounted in magnetorheological pilot valve cone valve（11）Right-hand member slender axles on；Magnetic flow liquid（12）In two guide's valve covers（3）, magnetic current
Become guide's valve piston（4）With magnetorheological pilot valve cone valve（11）The closed area that is constituted of right-hand member slender axles in；Sealing ring（1）
Installed in 2 guide's valve covers（3）Inboard wall groove at；Disk spring（2）Installed in magnetorheological pilot valve cone valve（11）The right side
Hold slender axles axial end, and and valve body of main valve（6）It is in close contact；Plug（10）Installed in valve body of main valve（6）Left end；Valve core of main valve
（8）Installed in valve body of main valve（6）It is internal；Spring（9）Installed in valve core of main valve（8）Inside；Valve core of main valve（8）Left end is provided with resistance
Buddhist nun hole（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720183543.0U CN206496055U (en) | 2017-02-23 | 2017-02-23 | A kind of overflow valve based on magnetic rheology effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720183543.0U CN206496055U (en) | 2017-02-23 | 2017-02-23 | A kind of overflow valve based on magnetic rheology effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206496055U true CN206496055U (en) | 2017-09-15 |
Family
ID=59806859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720183543.0U Expired - Fee Related CN206496055U (en) | 2017-02-23 | 2017-02-23 | A kind of overflow valve based on magnetic rheology effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206496055U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905576A (en) * | 2019-12-12 | 2020-03-24 | 山东科技大学 | Hydraulic support magneto-rheological pilot operated safety valve based on magnetic control material and application thereof |
| CN110953386A (en) * | 2019-12-12 | 2020-04-03 | 山东科技大学 | Novel hydraulic support safety valve and application thereof |
| CN112228622A (en) * | 2020-11-02 | 2021-01-15 | 扬中市众成管路配件有限公司 | Pilot-operated control type pipeline instrument root valve |
| CN113007425A (en) * | 2021-03-31 | 2021-06-22 | 重庆大学 | Magneto-rheological semi-active and active integrated flow valve based on electromagnetic adjustment |
-
2017
- 2017-02-23 CN CN201720183543.0U patent/CN206496055U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022512461A (en) * | 2019-12-12 | 2022-02-03 | 山東科技大学 | Magnetic rheology pilot operated safety valve for hydraulic support based on magnetron material and its applications |
| CN110953386A (en) * | 2019-12-12 | 2020-04-03 | 山东科技大学 | Novel hydraulic support safety valve and application thereof |
| WO2021031621A1 (en) * | 2019-12-12 | 2021-02-25 | 山东科技大学 | Magnetic control material-based, magnetorheological, pilot operated safety valve for hydraulic support, and use therefor |
| CN110953386B (en) * | 2019-12-12 | 2021-04-16 | 山东科技大学 | Novel hydraulic support safety valve and application thereof |
| CN110905576A (en) * | 2019-12-12 | 2020-03-24 | 山东科技大学 | Hydraulic support magneto-rheological pilot operated safety valve based on magnetic control material and application thereof |
| JP7018686B2 (en) | 2019-12-12 | 2022-02-14 | 山東科技大学 | Magnetic rheology pilot operated safety valve for hydraulic support based on magnetron material and its applications |
| AU2020334595B2 (en) * | 2019-12-12 | 2022-07-28 | Shandong University Of Science And Technology | Magnetic control material-based, magnetorheological, pilot operated safety valve for hydraulic support, and use therefor |
| US11480263B2 (en) | 2019-12-12 | 2022-10-25 | Shandong University Of Science And Technology | Magnetically controlled material-based magnetorheological pilot operated safety valve for hydraulic support, and applications of the same |
| GB2610056A (en) * | 2019-12-12 | 2023-02-22 | Univ Shandong Science & Tech | Magnetic control material-based, magnetorheological, pilot operated safety valve for hydraulic support, and use therefor |
| GB2610056B (en) * | 2019-12-12 | 2023-12-06 | Univ Shandong Science & Tech | Magnetic control material-based, magnetorheological, pilot operated safety valve for hydraulic support, and applications of the same |
| CN112228622A (en) * | 2020-11-02 | 2021-01-15 | 扬中市众成管路配件有限公司 | Pilot-operated control type pipeline instrument root valve |
| CN113007425A (en) * | 2021-03-31 | 2021-06-22 | 重庆大学 | Magneto-rheological semi-active and active integrated flow valve based on electromagnetic adjustment |
| CN113007425B (en) * | 2021-03-31 | 2022-11-15 | 重庆大学 | Magneto-rheological semi-active and active integrated flow valve based on electromagnetic adjustment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206496055U (en) | A kind of overflow valve based on magnetic rheology effect | |
| US9453518B2 (en) | Proportional pressure-regulating valve | |
| CN104633233B (en) | A kind of overflow valve using magnetorheological pilot valve | |
| CN107246294B (en) | A kind of internal combustion engine hydraulic pressure variable valve device | |
| CN204003728U (en) | A kind of unicoil damping clearance adjustable type magnetic rheology valve | |
| JP2003166585A (en) | Attenuating force adjustable hydraulic damper | |
| CN104632979A (en) | Adjustable damping shock absorber | |
| CN105240442A (en) | Oil damper | |
| CN104948645A (en) | Damping force adjustable shock absorber | |
| CN206496071U (en) | A kind of magnetorheological pilot-operated overflow valve | |
| CN105090600B (en) | A kind of electricity liquid ratio relief valve | |
| CN102287412B (en) | Ultra-high pressure proportional relief valve | |
| CN104632745B (en) | A kind of sequence valve using magnetorheological pilot valve | |
| CN106523723B (en) | A kind of flow control electromagnetic valve | |
| CN205173350U (en) | Hydraulic shock absorber | |
| CN111043365A (en) | High-pressure-difference water-control piston type pressure reducing valve | |
| CN105909844A (en) | Proportional type proportional pressure reducing valve | |
| CN102434508B (en) | Hydraulic control system used in underground steering drilling tool | |
| CN105221634B (en) | Damper piston structure based on adaptive damping choke valve | |
| CN104632744B (en) | A kind of magnetorheological pilot valve | |
| CN211449776U (en) | High-pressure-difference water-control piston type pressure reducing valve | |
| CN107504213B (en) | A kind of the proportional overflow solenoid valve and its working method of sliding valve structure | |
| CN102434695A (en) | Angle-type and direct-acting pressure reducing valve | |
| CN204512602U (en) | Use the relief valve of magnetorheological pilot valve | |
| CN204512040U (en) | Magnetorheological pilot valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170915 Termination date: 20180223 |