CN101701643B - Super magnetostrictive high-speed jet valve - Google Patents
Super magnetostrictive high-speed jet valve Download PDFInfo
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- CN101701643B CN101701643B CN2009103101287A CN200910310128A CN101701643B CN 101701643 B CN101701643 B CN 101701643B CN 2009103101287 A CN2009103101287 A CN 2009103101287A CN 200910310128 A CN200910310128 A CN 200910310128A CN 101701643 B CN101701643 B CN 101701643B
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Abstract
The invention relates to a high-speed jet valve, particularly to a super magnetostrictive high-speed jet valve for solving the problems of high temperature, complicated structure and larger volume existing in an actuator in a traditional super magnetostrictive valve and inhibiting super magnetostrictive rods. Scheme 1: a first coil is electrified to enable a first super magnetostrictive rod to stretch along an axis direction, a first jacking block drives a valve core to move, and a fluid flows through a first through hole, a plug central hole and a first inclined hole and flows out from a liquid circulation hole; the first coil is powered off, the first super magnetostrictive rod returns to the original length, and the valve core resets and keeps a normally closed working condition. Scheme 2: a second coil is electrified to enable a second super magnetostrictive rod to stretch along the axis direction, a second jacking block drives a second push rod to move, and the fluid flows through a second through hole and a second inclined hole and flows out from a valve seat central hole; the second coil is powered off, the second super magnetostrictive rod returns to the original length, and the second push rod resets and keeps the normally closed working condition. The super magnetostrictive high-speed jet valve is suitable for being used in high-precision flow control devices.
Description
Technical field
The present invention relates to a kind of high velocity jet valve.
Background technique
Jet drive in the existing high velocity jet valve mostly adopts the solenoid actuated device as the transducer between electricity and the mechanical energy; The shortcoming of this driving mode is: speed of response slow (5～10ms), low, the complex structure of control accuracy, overall structure volume be bigger, can't adapt to the demand of current high-speed, high precision electrohydraulic control system.Improve the performance of electrohydraulic control system, must improve the frequency range and the speed of response of its electromechanical converter.Along with the development of advanced manufacturing technology, microelectronic technology, develop based on the transducer of new function material, the appearance of high frequency response electromechanical converter and application are become a reality.At present, research to micro-displacement actuator concentrates on the piezoelectric constant (PZT) mostly, but its output displacement little (100～600ppm), operating voltage height (several kilovolts), electrical insulation requires high, the drift phenomenon and the over-voltage breakdown Problem of Failure of material generation itself have limited the further application of piezoelectric constant type actuator aspect micro-displacement driver in addition.And the appearance of super magnetostriction material, for the driving of microfluidic element provides better, a more efficient methods.Super magnetostriction material have strain capacity big (1300～2200ppm), the advantage of big, the no overheating failure of ouput force, and speed of response is fast, actuator structure based on super magnetostriction material is simple, speed of response depends primarily on the excitation time of field coil, one is less than 2ms, therefore, super magnetostriction material and device are the focuses of current research.Because the performance of super magnetostriction material own is subjected to the influence of ambient temperature bigger, the temperature rise meeting also has considerable influence to the magnetostriction coefficient of super magnetostriction material.In the existing ultra-magnetic telescopic valve, for suppressing temperature rise to its Effect on Performance, one design in the middle of giant magnetostrictive rod and drive coil forces cooling circuit or thermal-protective coating to be eliminated, but such structure has increased the volume of ultra-magnetic deformation actuator and the complexity of structure, and reduced the driving efficient of drive coil, and then whole electro hydraulic on-off valve working efficiency and control accuracy have been influenced, thereby limited the application of ultra-magnetic telescopic valve, have also simultaneously that volume is big, poor reliability, dynamic responding speed wait problem slowly.
Summary of the invention
The objective of the invention is to exist temperature height, complex structure, the volume of inhibition giant magnetostrictive rod big, drive inefficient problem, a kind of super magnetostrictive high-speed jet valve is provided for the actuator that solves in the existing ultra-magnetic telescopic valve.
The solution of the present invention one comprises first push rod, the first input end end cap, the first dish spring, first jacking block, first shell, first giant magnetostrictive rod, first skeleton, first coil, plug, the first output terminal end cap, first valve seat and first is adjusted seat, the output terminal end face of described first shell is provided with chamber, first magnetic field, the input end end face of first shell is provided with the first dish spring chamber, the place, axle center of first shell is provided with the first shell center hole, first jacking block is arranged in the first shell center hole, the place, axle center of the first output terminal end cap is provided with first shoulder hole, first shoulder hole is respectively first mounting hole by output terminal to input end, second mounting hole and the 3rd mounting hole, first mounting hole is a tapped hole, the input end end face of the first output terminal end cap is connected with the output terminal end face of first shell, the place, axle center of described first push rod is provided with first through hole, the external diameter that is positioned at the middle part on first push rod is provided with first flange, first coil is wrapped on the external diameter of first skeleton, the place, axle center of first giant magnetostrictive rod is provided with the first extension stem center hole, the place, axle center of first skeleton is provided with the first frame center hole, first giant magnetostrictive rod is arranged in the first frame center hole, first giant magnetostrictive rod, the assembly of first skeleton and first coil is arranged in the chamber, first magnetic field, the output terminal of first push rod passes the first extension stem center hole and the 3rd mounting hole, the first dish spring is housed on the input end of first push rod, first flange on the first dish spring and first push rod is arranged in the first dish spring chamber, the first input end end cap is positioned at the outside of the first dish spring and is sleeved on first push rod, the end face that the first input end end cap is corresponding with first shell connects, the input end of plug is arranged in first through hole of the first push rod output terminal, the output terminal of plug is first conical surface, the place, axle center of plug is provided with the plug center hole, the conical surface of plug is provided with at least two first inclined holes that communicate with the plug center hole, the end face of the input end of first valve seat is provided with Seal cage, the end of the output terminal of plug and the first push rod output terminal is arranged in the Seal cage on first valve seat, the bottom surface of Seal cage is provided with second conical surface that matches with first conical surface, the input end of first valve seat is arranged in second mounting hole on the first output terminal end cap, the output terminal of first valve seat is arranged in the first first adjustment seat center hole of adjusting on the seat, the place, axle center of first valve seat is provided with the flow of liquid through hole, the first input end external diameter of adjusting seat be provided with first mounting hole in the outside thread of screw-thread fit, first input end of adjusting seat is arranged in first mounting hole on the first output terminal end cap, and first adjusts seat and be threaded with first mounting hole.
The solution of the present invention two comprises second push rod, the second input end end cap, the second dish spring, second jacking block, second shell, second giant magnetostrictive rod, second skeleton, second coil, the second output terminal end cap, second valve seat and second is adjusted seat, the output terminal end face of described second shell is provided with chamber, second magnetic field, the input end end face of second shell is provided with the second dish spring chamber, the place, axle center of second shell is provided with the second shell center hole, second jacking block is arranged in the second shell center hole, the place, axle center of the second output terminal end cap is provided with second shoulder hole, second shoulder hole is respectively the 4th mounting hole by output terminal to input end, the 5th mounting hole and the 6th mounting hole, the 4th mounting hole is a tapped hole, the input end end face of the second output terminal end cap is connected with the output terminal end face of second shell, the place, axle center of described second push rod is provided with second through hole, the external diameter that is positioned at the middle part on second push rod is provided with second flange, second coil is wrapped on the external diameter of second skeleton, the place, axle center of second giant magnetostrictive rod is provided with the second extension stem center hole, the place, axle center of second skeleton is provided with the second frame center hole, second giant magnetostrictive rod is arranged in the second frame center hole, second giant magnetostrictive rod, the assembly of second skeleton and second coil is arranged in the chamber, second magnetic field, the output terminal of second push rod passes the second extension stem center hole and the 6th mounting hole, the second dish spring is housed on the input end of second push rod, second flange on the second dish spring and second push rod is arranged in the second dish spring chamber, the second input end end cap is positioned at the outside of the second dish spring and is sleeved on second push rod, the end face that the second input end end cap is corresponding with second shell connects, the place, axle center of second valve seat is provided with valve base center hole, the input end end face of second valve seat is provided with the circular groove that matches with the output terminal wall thickness of second push rod, the circular groove bottom end is provided with at least two second inclined holes that communicate with valve base center hole, the input end of second valve seat is arranged in the 5th mounting hole on the second output terminal end cap, the output terminal of second valve seat is arranged in the second second adjustment seat center hole of adjusting on the seat, the second input end external diameter of adjusting seat be provided with the 4th mounting hole in the outside thread of screw-thread fit, second input end of adjusting seat is arranged in the 4th mounting hole on the second output terminal end cap, and second adjusts seat and be threaded with the 4th mounting hole.
The present invention has following beneficial effect: one, the present invention has adopted the fluid flow path that internal pipeline constitutes, in the flow process of fluid, fluid will be taken away by the heat that first coil 8 produced and passed to first giant magnetostrictive rod 6, first giant magnetostrictive rod 6 remained under the stable operating ambient temperature, eliminated the influence of high temperature that first coil 8 causes the magnetostriction coefficient of first giant magnetostrictive rod 6.Two, the present invention does not need to add cooling mechanism, and system architecture is simple, compact, be easy to microminiaturization; The present invention utilizes the magnetic field of first coil 8 to make the elongation rapidly along its length of first giant magnetostrictive rod 6, driving spool by first jacking block 4 opens rapidly, speed of response about 1 μ s, make flow control accuracy height of the present invention, switching frequency height, drive the efficient height.Three, the present invention is applicable in the high-precision flow control device.
Description of drawings
Fig. 1 is overall structure master's sectional view of the specific embodiment of the invention one, and Fig. 2 is the I partial enlarged drawing of Fig. 1, and Fig. 3 is overall structure master's sectional view of the specific embodiment of the invention six, and Fig. 4 is the II partial enlarged drawing of Fig. 3.
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1 and Fig. 2, present embodiment comprises first push rod 1, first input end end cap 2, the first dish spring 3, first jacking block 4, first shell 5, first giant magnetostrictive rod 6, first skeleton 7, first coil 8, plug 9, the first output terminal end cap 10, first valve seat 11 and first is adjusted seat 12, the output terminal end face of first shell 5 is provided with first magnetic field chamber 5-1, the input end end face of first shell 5 is provided with the first dish spring chamber 5-2, the place, axle center of first shell 5 is provided with the first shell center hole 5-3, first jacking block 4 is arranged in the first shell center hole 5-3, the place, axle center of the first output terminal end cap 10 is provided with first shoulder hole, first shoulder hole is respectively the first mounting hole 10-1 by output terminal to input end, the second mounting hole 10-2 and the 3rd mounting hole 10-3, the first mounting hole 10-1 is a tapped hole, the input end end face of the first output terminal end cap 10 is connected with the output terminal end face of first shell 5, the place, axle center of first push rod 1 is provided with the first through hole 1-1, the external diameter that is positioned at the middle part on first push rod 1 is provided with the first flange 1-2, first coil 8 is wrapped on the external diameter of first skeleton 7, the place, axle center of first giant magnetostrictive rod 6 is provided with the first extension stem center hole 6-1, the place, axle center of first skeleton 7 is provided with the first hole 7-1 of frame center, first giant magnetostrictive rod 6 is arranged among the first hole 7-1 of frame center, first giant magnetostrictive rod 6, the assembly of first skeleton 7 and first coil 8 is arranged among the chamber 5-1 of first magnetic field, the output terminal of first push rod 1 passes the first extension stem center hole 6-1 and the 3rd mounting hole 10-3, the first dish spring 3 is housed on the input end of first push rod 1, the first flange 1-2 on the first dish spring 3 and first push rod 1 is arranged in the first dish spring chamber 5-2, first input end end cap 2 is positioned at the outside of the first dish spring 3 and is sleeved on first push rod 1, first input end end cap 2 connects by the link end face corresponding with first shell 5, the input end of plug 9 is arranged among the first through hole 1-1 of first push rod, 1 output terminal, the output terminal of plug 9 is the first conical surface 9-3, the place, axle center of plug 9 is provided with plug center hole 9-1, the conical surface of plug 9 is provided with at least two first inclined hole 9-2 that communicate with plug center hole 9-1, the end face of the input end of first valve seat 11 is provided with Seal cage 11-1, the end of the output terminal of plug 9 and first push rod, 1 output terminal is arranged among the Seal cage 11-1 on first valve seat 11, the bottom surface of Seal cage 11-1 is provided with the second conical surface 11-1-1 that matches with the first conical surface 9-3, the input end of first valve seat 11 is arranged among the second mounting hole 10-2 on the first output terminal end cap 10, the output terminal of first valve seat 11 is arranged among the first first adjustment seat center hole 12-1 that adjusts on the seat 12, the place, axle center of first valve seat 11 is provided with flow of liquid through hole 11-2, the first input end external diameter of adjusting seat 12 be provided with the first mounting hole 10-1 in the outside thread of screw-thread fit, first input end of adjusting seat 12 is arranged among the first mounting hole 10-1 on the first output terminal end cap 10, and first adjusts seat 12 and be threaded with the first mounting hole 10-1.First push rod 1 constitutes spool with plug 9.Two axial ends of first skeleton 7 do not have support, directly contact after the 8 coiling moulding of first coil with first jacking block 4, first shell 5 and the magnetic conductive loop that the first output terminal end cap 10 constitutes, reduced the air gap length between first coil 8 and first shell 5 and the first output terminal end cap 10, thereby reduced the length of magnetic path, increased happy central magnetic field intensity.Utilize the first flange 1-2 on the first dish spring 3 and first push rod 1 to compress first giant magnetostrictive rod 6 by first jacking block 4, first giant magnetostrictive rod 6 is applied pretightening force, size by first input end end cap 2 adjustment first giant magnetostrictive rod 6 pretightening forces makes first giant magnetostrictive rod 6 be operated in the optimum state.
The working principle of embodiment one: the input end with first push rod 1 is connected with external source of the gas or air pump earlier, again with first coil 8 and ABAP Adapter energising, induce by first coil 8 and to have enough amplitudes and inhomogeneity driving magnetic field, first giant magnetostrictive rod 6 is extended along axial direction, and promote first jacking block 4 and move to input end, first jacking block 4 drives spool and moves to input end, at this moment, fluid (gas or liquid) will flow into from the first input end import 1-2 on first push rod 1, the first through hole 1-1 on first push rod 1, plug center hole 9-1 on the plug 9, the first inclined hole 9-2, enter flow of liquid through hole 11-2 on first valve seat 11 along the conical surface on the plug 9, and flow out from flow of liquid through hole 11-2.With 8 outages of first coil, first giant magnetostrictive rod 6 is returned to the original length, makes valve core reset, keeps normally closed working state.Also can be by the size of control input current amplitude, control the output displacement of first giant magnetostrictive rod 6 and ouput force adjusting the first conical surface 9-3 on the plug 9 and the aperture of the second conical surface 11-1-1 on first valve seat 11, and then the controlling liquid flow.
Embodiment two: in conjunction with Fig. 1 present embodiment is described, the material of first push rod 1 of present embodiment is 1Cr18Ni9Ti, and the material of first skeleton (7) is PEEK, and PEEK is a polyether-ether-ketone.The 1Cr18Ni9Ti material is magnetic conduction, corrosion-resistant and mechanical strength is high not; first push rod 1 is as output and improve magnetic circuit fluid circulating path the time; make the magnetic line of force mainly pass first giant magnetostrictive rod 6; PEEK material not magnetic conduction, heat-shielding performance is good; accurately machine shaping simultaneously; satisfy and first giant magnetostrictive rod, 6 matching gaps, play the effect of heat insulation, fixing and protective material.Other composition and annexation are identical with embodiment one.
Embodiment three: in conjunction with Fig. 1 present embodiment is described, the material of first jacking block 4, first shell 5 and the first output terminal end cap 10 of present embodiment all adopts steel No. 10.No. 10 steel is a permeability magnetic material, makes win jacking block 4, first shell 5 and the first output terminal end cap 10 and first giant magnetostrictive rod, 6 formation closed magnetic circuits, has increased the central magnetic field intensity of first giant magnetostrictive rod 6.Other composition and annexation are identical with embodiment one.
Embodiment four: in conjunction with Fig. 1 and Fig. 2 present embodiment being described, is Spielpassung between first valve seat 11 of present embodiment and the second mounting hole 10-2 on the first output terminal end cap 10.The sealing that is designed to like this between the first conical surface 9-3 and the second conical surface 11-1-1 provides the space of adjusting.Other composition and annexation are identical with embodiment one.
Embodiment five: present embodiment is described in conjunction with Fig. 1 and Fig. 2, present embodiment and embodiment one are different is that it also increases pin 13 is arranged, the sidewall that is positioned at the first mounting hole 10-1 on the first output terminal end cap 10 is provided with the pin hole 10-4 perpendicular to the first output terminal end cap, 10 axis, pin hole 10-4 is a tapped hole, and pin 13 is arranged among the pin hole 10-4 and the two is threaded.After the first adjustment seat 12 is adjusted to correct position, tighten pin 13 and adjust seat 12 fixed-site first.Other composition and annexation are identical with embodiment one.
Embodiment six: present embodiment is described in conjunction with Fig. 3 and Fig. 4, present embodiment comprises second push rod 21, the second input end end cap 22, the second dish spring 23, second jacking block 24, second shell 25, second giant magnetostrictive rod 26, second skeleton 27, second coil 28, the second output terminal end cap 30, second valve seat 31 and second is adjusted seat 32, the output terminal end face of second shell 25 is provided with second magnetic field chamber 25-1, the input end end face of second shell 25 is provided with the second dish spring chamber 25-2, the place, axle center of second shell 25 is provided with the second shell center hole 25-3, second jacking block 24 is arranged in the second shell center hole 25-3, the place, axle center of the second output terminal end cap 30 is provided with second shoulder hole, second shoulder hole is respectively the 4th mounting hole 30-1 by output terminal to input end, the 5th mounting hole 30-2 and the 6th mounting hole 30-3, the 4th mounting hole 30-1 is a tapped hole, the input end end face of the second output terminal end cap 30 is connected with the output terminal end face of second shell 25, the place, axle center of second push rod 21 is provided with the second through hole 21-1, the external diameter that is positioned at the middle part on second push rod 21 is provided with the second flange 21-2, second coil 28 is wrapped on the external diameter of second skeleton 27, the place, axle center of second giant magnetostrictive rod 26 is provided with the second extension stem center hole 26-1, the place, axle center of second skeleton 27 is provided with the second hole 27-1 of frame center, second giant magnetostrictive rod 26 is arranged among the second hole 27-1 of frame center, second giant magnetostrictive rod 26, the assembly of second skeleton 27 and second coil 28 is arranged among the chamber 25-1 of second magnetic field, the output terminal of second push rod 21 passes the second extension stem center hole 26-1 and the 6th mounting hole 30-3, the second dish spring 23 is housed on the input end of second push rod 21, the second flange 21-2 on the second dish spring 23 and second push rod 21 is arranged in the second dish spring chamber 25-2, the second input end end cap 22 is positioned at the outside of the second dish spring 23 and is sleeved on second push rod 21, the second input end end cap 22 connects by the link end face corresponding with second shell 25, the place, axle center of second valve seat 31 is provided with valve base center hole 31-2, the input end end face of second valve seat 31 is provided with the circular groove 31-1 that matches with the output terminal wall thickness of second push rod 21, circular groove 31-1 bottom end is provided with at least two second inclined hole 31-3 that communicate with valve base center hole 31-2, the input end of second valve seat 31 is arranged among the 5th mounting hole 30-2 on the second output terminal end cap 30, the output terminal of second valve seat 31 is arranged among the second second adjustment seat center hole 32-1 that adjusts on the seat 32, the second input end external diameter of adjusting seat 32 be provided with the 4th mounting hole 30-1 in the outside thread of screw-thread fit, second input end of adjusting seat 32 is arranged among the 4th mounting hole 30-1 on the second output terminal end cap 30, and second adjusts seat 32 and be threaded with the 4th mounting hole 30-1.Utilize the madial wall of the circular groove 31-1 of the output terminal end face of second push rod 21 and second valve seat, 31 input end end faces to form the linear sealing structure.
The working principle of embodiment six: the input end with second push rod 21 is connected with external source of the gas or air pump earlier, again with second coil 28 and ABAP Adapter energising, induce by second coil 28 and to have enough amplitudes and inhomogeneity driving magnetic field, second giant magnetostrictive rod 26 is extended along axial direction, and promote second jacking block 24 and move to input end, second jacking block 24 drives second push rod 21 and moves to input end, at this moment, fluid (gas or liquid) will flow into from the second input end import 21-2 on second push rod 21, enter the second inclined hole 31-3 through the second through hole 21-1 on second push rod 21 along the groove madial wall of the circular groove 31-1 on the input end end face of second valve seat 31, and flow out from valve base center hole 31-2.With 28 outages of second coil, second giant magnetostrictive rod 26 is returned to the original length, and second push rod 21 is resetted, and keeps normally closed working state.Also can be by the size of control input current amplitude, control the output displacement of second giant magnetostrictive rod 26 and ouput force adjusting the aperture of the circular groove 31-1 on second push rod, the 21 output terminal end faces and second valve seat 31, and then the controlling liquid flow.
Embodiment seven: in conjunction with Fig. 3 present embodiment is described, the material of second push rod 21 of present embodiment is 1Cr18Ni9Ti, and the material of second skeleton (27) is PEEK, and PEEK is a polyether-ether-ketone.The 1Cr18Ni9Ti material is magnetic conduction, corrosion-resistant and mechanical strength is high not; second push rod 21 is as output and improve magnetic circuit fluid circulating path the time; make the magnetic line of force mainly pass second giant magnetostrictive rod 26; PEEK material not magnetic conduction, heat-shielding performance is good; accurately machine shaping simultaneously; satisfy and second giant magnetostrictive rod, 26 matching gaps, play the effect of heat insulation, fixing and protective material.Other composition and annexation are identical with embodiment six.
Embodiment eight: in conjunction with Fig. 3 present embodiment is described, the material of second jacking block 24, second shell 25 and the second output terminal end cap 30 of present embodiment all adopts steel No. 10.No. 10 steel is a permeability magnetic material, makes second jacking block 24, second shell 25 and the second output terminal end cap 30 and second giant magnetostrictive rod 26 constitute closed magnetic circuit, has increased the central magnetic field intensity of second giant magnetostrictive rod 26.Other composition and annexation are identical with embodiment six.
Embodiment nine: in conjunction with Fig. 3 and Fig. 4 present embodiment being described, is Spielpassung between second valve seat 31 of present embodiment and the 5th mounting hole 30-2 on the second output terminal end cap 30.The output terminal end face and the sealing between the circular groove 31-1 that are designed to second push rod 21 like this provide the space of adjusting.Other composition and annexation are identical with embodiment six.
Claims (9)
1. super magnetostrictive high-speed jet valve, described high velocity jet valve comprises first input end end cap (2), first jacking block (4), first shell (5) and the first output terminal end cap (10), the output terminal end face of described first shell (5) is provided with chamber, first magnetic field (5-1), the input end end face of first shell (5) is provided with the first dish spring chamber (5-2), the place, axle center of first shell (5) is provided with the first shell center hole (5-3), first jacking block (4) is arranged in the first shell center hole (5-3), the place, axle center of the first output terminal end cap (10) is provided with first shoulder hole, first shoulder hole is respectively first mounting hole (10-1) by output terminal to input end, second mounting hole (10-2) and the 3rd mounting hole (10-3), first mounting hole (10-1) is a tapped hole, the input end end face of the first output terminal end cap (10) is connected with the output terminal end face of first shell (5), it is characterized in that: described high velocity jet valve also comprises first push rod (1), the first dish spring (3), first giant magnetostrictive rod (6), first skeleton (7), first coil (8), plug (9), first valve seat (11) and first is adjusted seat (12), the place, axle center of described first push rod (1) is provided with first through hole (1-1), the external diameter that is positioned at the middle part on first push rod (1) is provided with first flange (1-2), first coil (8) is wrapped on the external diameter of first skeleton (7), the place, axle center of first giant magnetostrictive rod (6) is provided with the first extension stem center hole (6-1), the place, axle center of first skeleton (7) is provided with the first frame center hole (7-1), first giant magnetostrictive rod (6) is arranged in the first frame center hole (7-1), first giant magnetostrictive rod (6), the assembly of first skeleton (7) and first coil (8) is arranged in the chamber, first magnetic field (5-1), the output terminal of first push rod (1) passes the first extension stem center hole (6-1) and the 3rd mounting hole (10-3), the first dish spring (3) is housed on the input end of first push rod (1), first flange (1-2) on the first dish spring (3) and first push rod (1) is arranged in the first dish spring chamber (5-2), first input end end cap (2) is positioned at the outside of the first dish spring (3) and is sleeved on first push rod (1), the end face that first input end end cap (2) is corresponding with first shell (5) connects, the input end of plug (9) is arranged in first through hole (1-1) of first push rod (1) output terminal, the output terminal of plug (9) is first conical surface (9-3), the place, axle center of plug (9) is provided with plug center hole (9-1), the conical surface of plug (9) is provided with at least two first inclined holes (9-2) that communicate with plug center hole (9-1), the end face of the input end of first valve seat (11) is provided with Seal cage (11-1), the end of the output terminal of plug (9) and first push rod (1) output terminal is arranged in the Seal cage (11-1) on first valve seat (11), the bottom surface of Seal cage (11-1) is provided with second conical surface (11-1-1) that matches with first conical surface (9-3), the input end of first valve seat (11) is arranged in second mounting hole (10-2) on the first output terminal end cap (10), the output terminal of first valve seat (11) is arranged in the first first adjustment seat center hole of adjusting on the seat (12) (12-1), the place, axle center of first valve seat (11) is provided with flow of liquid through hole (11-2), the first input end external diameter of adjusting seat (12) be provided with first mounting hole (10-1) in the outside thread of screw-thread fit, first input end of adjusting seat (12) is arranged in first mounting hole (10-1) on the first output terminal end cap (10), and first adjusts seat (12) and be threaded with first mounting hole (10-1).
2. according to the described super magnetostrictive high-speed jet valve of claim 1, it is characterized in that: the material of described first push rod (1) is 1Cr18Ni9Ti, and the material of first skeleton (7) is PEEK, and PEEK is a polyether-ether-ketone.
3. according to claim 1 or 2 described super magnetostrictive high-speed jet valves, it is characterized in that: the material of described first jacking block (4), first shell (5) and the first output terminal end cap (10) all adopts steel No. 10.
4. according to the described super magnetostrictive high-speed jet valve of claim 3, it is characterized in that: be Spielpassung between second mounting hole (10-2) on described first valve seat (11) and the first output terminal end cap (10).
5. according to the described super magnetostrictive high-speed jet valve of claim 4, it is characterized in that: described high velocity jet valve also comprises pin (13), the sidewall that is positioned at first mounting hole (10-1) on the first output terminal end cap (10) is provided with the pin hole (10-4) perpendicular to first output terminal end cap (10) axis, pin hole (10-4) is a tapped hole, and pin (13) is arranged in the pin hole (10-4) and the two is threaded.
6. super magnetostrictive high-speed jet valve, described high velocity jet valve comprises the second input end end cap (22), second jacking block (24), second shell (25) and the second output terminal end cap (30), the output terminal end face of described second shell (25) is provided with chamber, second magnetic field (25-1), the input end end face of second shell (25) is provided with the second dish spring chamber (25-2), the place, axle center of second shell (25) is provided with the second shell center hole (25-3), second jacking block (24) is arranged in the second shell center hole (25-3), the place, axle center of the second output terminal end cap (30) is provided with second shoulder hole, second shoulder hole is respectively the 4th mounting hole (30-1) by output terminal to input end, the 5th mounting hole (30-2) and the 6th mounting hole (30-3), the 4th mounting hole (30-1) is a tapped hole, the input end end face of the second output terminal end cap (30) is connected with the output terminal end face of second shell (25), it is characterized in that: described high velocity jet valve also comprises second push rod (21), the second dish spring (23), second giant magnetostrictive rod (26), second skeleton (27), second coil (28), second valve seat (31) and second is adjusted seat (32), the place, axle center of described second push rod (21) is provided with second through hole (21-1), the external diameter that is positioned at the middle part on second push rod (21) is provided with second flange (21-2), second coil (28) is wrapped on the external diameter of second skeleton (27), the place, axle center of second giant magnetostrictive rod (26) is provided with the second extension stem center hole (26-1), the place, axle center of second skeleton (27) is provided with the second frame center hole (27-1), second giant magnetostrictive rod (26) is arranged in the second frame center hole (27-1), second giant magnetostrictive rod (26), the assembly of second skeleton (27) and second coil (28) is arranged in the chamber, second magnetic field (25-1), the output terminal of second push rod (21) passes the second extension stem center hole (26-1) and the 6th mounting hole (30-3), the second dish spring (23) is housed on the input end of second push rod (21), second flange (21-2) on the second dish spring (23) and second push rod (21) is arranged in the second dish spring chamber (25-2), the second input end end cap (22) is positioned at the outside of the second dish spring (23) and is sleeved on second push rod (21), the end face that the second input end end cap (22) is corresponding with second shell (25) connects, the place, axle center of second valve seat (31) is provided with valve base center hole (31-2), the input end end face of second valve seat (31) is provided with the circular groove (31-1) that matches with the output terminal wall thickness of second push rod (21), circular groove (31-1) bottom end is provided with at least two second inclined holes (31-3) that communicate with valve base center hole (31-2), the input end of second valve seat (31) is arranged in the 5th mounting hole (30-2) on the second output terminal end cap (30), the output terminal of second valve seat (31) is arranged in the second second adjustment seat center hole of adjusting on the seat (32) (32-1), the second input end external diameter of adjusting seat (32) be provided with the 4th mounting hole (30-1) in the outside thread of screw-thread fit, second input end of adjusting seat (32) is arranged in the 4th mounting hole (30-1) on the second output terminal end cap (30), and second adjusts seat (32) and be threaded with the 4th mounting hole (30-1).
7. according to the described super magnetostrictive high-speed jet valve of claim 6, it is characterized in that: the material of described second push rod (21) is 1Cr18Ni9Ti, and the material of second skeleton (27) is PEEK, and PEEK is a polyether-ether-ketone.
8. according to claim 6 or 7 described super magnetostrictive high-speed jet valves, it is characterized in that: the material of described second jacking block (24), second shell (25) and the second output terminal end cap (30) all adopts steel No. 10.
9. described according to Claim 8 super magnetostrictive high-speed jet valve is characterized in that: be Spielpassung between the 5th mounting hole (30-2) on described second valve seat (31) and the second output terminal end cap (30).
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102155570B (en) * | 2011-04-22 | 2012-08-29 | 浙江大学 | Pneumatic high-speed switch valve driven by giant magnetostriction |
| CN102242744B (en) * | 2011-07-11 | 2014-01-29 | 南京航空航天大学 | Double-nozzle type giant magnetostrictive jet servo valve and working method |
| CN106369207A (en) * | 2016-08-30 | 2017-02-01 | 兰州空间技术物理研究所 | Micro flow proportional control valve |
| CN106763991B (en) * | 2016-11-22 | 2020-04-24 | 上海空间推进研究所 | Miniature electromagnetic type proportional flow control valve |
| CN110153075B (en) * | 2019-05-22 | 2023-12-26 | 杭州沃凌的机电有限公司 | Magnetostrictive ultrasonic water jet structure |
| CN112282996B (en) * | 2020-11-12 | 2023-12-22 | 安徽理工大学 | High-pressure common rail type oil sprayer based on magnetostriction effect and control method thereof |
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