CN201166029Y - Magnetic current changeable valve of spiral flow passage - Google Patents
Magnetic current changeable valve of spiral flow passage Download PDFInfo
- Publication number
- CN201166029Y CN201166029Y CNU2008200920812U CN200820092081U CN201166029Y CN 201166029 Y CN201166029 Y CN 201166029Y CN U2008200920812 U CNU2008200920812 U CN U2008200920812U CN 200820092081 U CN200820092081 U CN 200820092081U CN 201166029 Y CN201166029 Y CN 201166029Y
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- magnetic
- valve
- flow passage
- positioning disk
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Abstract
A magnetorheological valve of a spiral flow passage mainly resolves the problem that magnetorheological fluid does not flow in a straight line along a flow passage in a magnetorheological valve, which extends the flowing path length of electromagnetic rheological fluid, improves the utility ratio of magnetic lines of force, and increases the size of controllable fluid pressure difference of electromagnetic rheological fluid under equal current intensity on the premise of remaining the magnetic gap size fixed, and achieves the purpose of saving energy and reducing the size of the magnetorheological valve and the like. The magnetorheological valve utilizes a scheme of arranging a nonlinear flow passage on a corresponding end face of a locating disc and a concentrating flux disc. The magnetorheological valve of a spiral flow passage has the advantages that the magnetorheological valve has a simple structure, and convenient manufacture and installation. The volume of the magnetorheological valve is not increased, and the control range of the magnetorheological valve is extended.
Description
Affiliated technical field
The utility model relates to a kind of hydraulic control valve, in particularly a kind of magnetorheological hydraulic control valve, the magnetic flow liquid passage is improved the magnetic rheological valve of the spiral liquid flow passage of design.
Background technique
Magnetic rheological valve is compared with the conventional hydraulic control valve, and magnetic rheological valve is controlled flow by the magnetic flow liquid of valve by the size of control field coil electric current, does not have the mechanical part that moves, with respect to traditional mechanical valve, the magnetic flow liquid control valve has simple in structurely, and volume is little, be easy to control, speed of response is fast, and operational noise is low, and is wear-resistant, the reliability height, low cost and other advantages.Magnetic rheological valve is existing to be widely used.
The hydraulic control scope of magnetic rheological valve has the qualifications of itself.The flow direction of first magneto-rheological fluid in the magnetic gap space must be vertical with the direction in magnetic field; Next is the liquid chunnel of magneto-rheological fluid in the magnetic gap space.Under given boundary dimension, energy consumption, response time and given magneto-rheological fluid prerequisite, can obtain High Pressure Difference by following approach: the first is pressed the magnetic saturation intensity size of magneto-rheological fluid, place magnetic intensity maximum and be not more than the magnetic gap space of magneto-rheological fluid magnetic saturation intensity magneto-rheological fluid, make the magnetic rheology effect maximum that is produced; It two is to improve the flow channel length of magneto-rheological fluid in the magnetic gap space.In the actual design,, very difficult when realizing above two kinds of approach simultaneously because described magnetic gap space is limited.
The pressure reduction that how to improve magnetic rheological valve enlarges the hydraulic control scope of magnetic rheological valve, is the technical problem that the industry needs to be resolved hurrily.
For solving the problems of the technologies described above, Chinese patent discloses in the passage of a plurality of magneto-rheological fluids at magnetic rheological valve, the damping device (as the damp channel of damping piston, damped cylinder, damping coil control and damper etc.) of magnetic flow liquid is set, a kind of magnetic rheological valve structure is disclosed as Chinese patent, it is to form disc liquid flowing resistance passage between magnetic conduction disk and this end face, form annular liquid flowing resistance passage between the outer ring surface of magnetic conduction disk and the cylinder barrel again, be communicated with by the center hole of disc liquid flowing resistance passage, form a complete liquid chunnel with profit in-core portion.Structure although it is so can be provided with two groups or more satisfying the requirement of pressure, flow, but such structure do not utilize coil magnetic field fully and can strengthen the volume of valve, increases magnetic rheological valve assembling difficulty, rate of fault.
Summary of the invention
In order to overcome in the prior art, for increasing the damping device of the magnetic flow liquid that the magneto-rheological fluid channel resistance is provided with in the magnetic rheological valve, complex structure, increase the magnetic rheological valve volume, increase the technical deficiency of the rate of fault of magnetic rheological valve, the utility model proposes a kind of magnetic rheological valve structure of spiral liquid flow passage, magneto-rheological fluid is flowed along the liquid chunnel non-rectilinear, thereby extended the path length that the electromagnetic current fluid flows, improved utilization ratio for the limited magnetic line of force, under magnetic gap size permanence condition, improve the size of the controlled fluid pressure reduction of electromagnetic current fluid under the equal electric current [strength, reach energy-conservation and reduce the purpose of magnetic rheological valve equidimension.
The utility model realizes that the technological scheme that goal of the invention adopts is, a kind of magnetic rheological valve of spiral liquid flow passage, comprise: valve body, coil brace, field coil, positioning disk and magnetic conductive disk, field coil is wrapped on the coil brace, magnetic conductive disk is arranged on the two ends of coil brace, positioning disk and magnetic conductive disk coaxial line are installed, form liquid chunnel between the corresponding end face of positioning disk and magnetic conductive disk, on the corresponding end face of described positioning disk and magnetic conductive disk, one group of block arc is set, and block arc forms spiral yarn shaped liquid chunnel on the end face of positioning disk.
On the corresponding end face of positioning disk and magnetic conductive disk, one group of pin is set, the block arc via pins is connected with the positioning disk end face.Described block arc is every the magnetic metallic material, and the arc curvature on the block arc is corresponding with the curvature of spiral yarn shaped liquid chunnel.Described positioning disk diameter greater than the circumference that block arc is set on, one group of pod apertures is set.
The beneficial effects of the utility model are, magnetic rheological valve is simple in structure, make easy for installationly, do not increase the magnetic rheological valve volume, enlarge the control range of magnetic rheological valve.Structure of the present invention places magnetic intensity big and be not more than the magnetic gap space of magneto-rheological fluid magnetic saturation intensity magneto-rheological fluid, makes the magnetic rheology effect maximum that is produced; In limited magnetic gap space, improved the flow channel length of magneto-rheological fluid simultaneously; When having made full use of poly-magnetic cross section limited in the magnetic field, utilizing can also further poly-magnetic every the magnetic pressure circle; Require to significantly improve the pressure reduction of magneto-rheological fluid under the prerequisite at equal magneto-rheological fluid and traffic requirement, comparable size requirement, equal response time requirement, equal energy consumption.
Below in conjunction with accompanying drawing the utility model is described in detail.
Accompanying drawing 1 is the utility model structural profile schematic representation.
Accompanying drawing 2 is the spiral liquid flow access diagram that positioning disk and block arc connect and compose.
Accompanying drawing 3 is the block arc schematic representation.
In the accompanying drawing, 1 positioning disk, 2 magnetic conductive disks, 3 block arcs, 4 pins, 5 pod apertures, 8 valve bodies, 9 coil braces, 10 field coils.
Embodiment
Referring to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, a kind of magnetic rheological valve of spiral non-rectilinear fluid course, comprise: valve body 8, coil brace 9, field coil 10, positioning disk 1 and magnetic conductive disk 2, field coil 10 is wrapped on the coil brace 9, magnetic conductive disk 2 is arranged on the two ends of coil brace 9, positioning disk 1 is installed with magnetic conductive disk 2 coaxial lines, form liquid chunnel between the corresponding end face of positioning disk 1 and magnetic conductive disk 2, on the corresponding end face of positioning disk 1 and magnetic conductive disk 2, one group of block arc 3 is set, and block arc 3 forms spiral yarn shaped liquid chunnel on the end face of positioning disk 1.
One group of block arc 3 is on the corresponding end face of positioning disk 1 and magnetic conductive disk 2, form the spiral liquid flow passage, increase the path length that the electromagnetic current fluid flows, improved utilization ratio for the limited magnetic line of force, under magnetic gap size permanence condition, improve the size of the controlled fluid pressure reduction of electromagnetic current fluid under the equal electric current [strength, reach energy-conservation and reduce the purpose of magnetic rheological valve size.
For ease of block arc 3 with the connection of positioning disk 1 with according to different designing requirements, change liquid chunnel by the block arc 3 of changing different curvature, on the corresponding end face of positioning disk 1 and magnetic conductive disk 2, one group of pin 4 is set, block arc 3 via pins 4 are connected with positioning disk 1 end face.Arc curvature on the arc block arc 3 is corresponding with the curvature of spiral yarn shaped liquid chunnel.
According to the requirement of magnetic rheological valve flow, positioning disk 1 diameter greater than the circumference that block arc 3 is set on, one group of pod apertures 5 is set.By change the quantity of pod apertures 5 is set, satisfies the requirement of magnetic rheological valve flow.
During use, arrow direction indication in the accompanying drawing 1, magnetic flow liquid enters magnetic rheological valve from the C mouth, pod apertures 5 enters by one group of block arc 3 and forms the spiral liquid flow passage on positioning disk 1, through magnetic conductive disk 2 and coil brace 9 center holes, through the liquid chunnel of the magnetic rheological valve the other end with spline structure, magnetic flow liquid flows out from the D mouth.
Claims (4)
- The magnetic rheological valve of 1 one kinds of spiral liquid flow passages, comprise: valve body, coil brace, field coil, positioning disk and magnetic conductive disk, field coil is wrapped on the coil brace, magnetic conductive disk is arranged on the two ends of coil brace, positioning disk and magnetic conductive disk coaxial line are installed, form liquid chunnel between the corresponding end face of positioning disk and magnetic conductive disk, it is characterized in that: on the corresponding end face of described positioning disk (1) and magnetic conductive disk (2), one group of block arc (3) is set, and block arc (3) forms spiral yarn shaped liquid chunnel on the end face of positioning disk (1).
- The magnetic rheological valve of 2 a kind of spiral liquid flow passages according to claim 1, it is characterized in that: on the corresponding end face of described positioning disk (1) and magnetic conductive disk (2), one group of pin (4) is set, and block arc (3) via pins (4) is connected with positioning disk (1) end face.
- The magnetic rheological valve of 3 a kind of spiral liquid flow passages according to claim 1 is characterized in that: the arc curvature on the described block arc (3) is corresponding with the curvature of spiral yarn shaped liquid chunnel.
- The magnetic rheological valve of 4 a kind of spiral liquid flow passages according to claim 1 and 2 is characterized in that: described positioning disk (1) diameter greater than the circumference that block arc (3) are set on, one group of pod apertures (5) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200920812U CN201166029Y (en) | 2008-02-01 | 2008-02-01 | Magnetic current changeable valve of spiral flow passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200920812U CN201166029Y (en) | 2008-02-01 | 2008-02-01 | Magnetic current changeable valve of spiral flow passage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201166029Y true CN201166029Y (en) | 2008-12-17 |
Family
ID=40191416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200920812U Expired - Lifetime CN201166029Y (en) | 2008-02-01 | 2008-02-01 | Magnetic current changeable valve of spiral flow passage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201166029Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ304949B6 (en) * | 2013-12-18 | 2015-02-04 | Vysoké Učení Technické V Brně | Magnetorheologic valve |
-
2008
- 2008-02-01 CN CNU2008200920812U patent/CN201166029Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ304949B6 (en) * | 2013-12-18 | 2015-02-04 | Vysoké Učení Technické V Brně | Magnetorheologic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20080201 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |