CN203571182U - Differential type high-flow-rate high-speed switch valve - Google Patents
Differential type high-flow-rate high-speed switch valve Download PDFInfo
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- CN203571182U CN203571182U CN201320781250.4U CN201320781250U CN203571182U CN 203571182 U CN203571182 U CN 203571182U CN 201320781250 U CN201320781250 U CN 201320781250U CN 203571182 U CN203571182 U CN 203571182U
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Abstract
The utility model relates to a differential type high-flow-rate high-speed switch valve, which has the technical scheme that a left driving device (12) and a right driving device (20) are correspondingly and fixedly arranged at the left side and the right side of an oil path control device (17), the left end of a valve core (15) of the oil path control device (17) is in contact with a left magnetic control memory alloy (5) of the left driving device (12), and a valve sleeve shaft (18) of the oil path control device (17) is in contact with a right magnetic control memory alloy (27) of the right driving device (20). The left magnetic control memory alloy (5) of the left driving device (12) is positioned in the center of a notch edge of a left excitation iron core (8), the left end of the left magnetic control memory alloy (5) is arranged in a blind hole of a left top seat (6), two edges, adjacent to the notch edge, of the left excitation iron core (8) are wound with a left first excitation coil (2) and a left second excitation coil (9), and the left driving device (12) is identical to the right driving device (20). The differential type high-flow-rate high-speed switch valve has the characteristics that the frequency response is high, the flow rate is high, the output force is strong, the structure is simple, the anti-interference performance is high, and the maintenance is easy.
Description
Technical field
The utility model belongs to high-speed switch valve technical field.Be specifically related to the large flow quantity high speed valve of a kind of differential type.
Background technique
In construction machinery hydraulic system, adopt the digital control of pwm pulse modulation to there are many significant advantages, as being easy to, be connected with computer, system price is cheap, antipollution and antijamming capability strong etc.But this control system needs high-speed switch valve.Traditional high-speed switch valve is the suction producing by means of controlling electromagnet, makes the forward and reverse motion of spool high speed, thereby realizes the alternately electrohydraulic control element of on-off function of liquid stream at valve port place, and its open frequency mostly is tens hertz.Some high-speed switch valves of developing both at home and abroad at present, adopt electromagnet as driver mostly, and the switch speed of valve is slow; Although improved switch speed and frequency take piezo crystals build driver as the switch valve of power, required voltage is high, consumed power is large.
Summary of the invention
The utility model is intended to solve prior art defect, and object is to provide that a kind of high frequency sound, flow are large, High power output, simple in structure, strong interference immunity and the large flow quantity high speed valve of differential type for ease of maintenaince.
For achieving the above object, the technical solution adopted in the utility model is: described high-speed switch valve is comprised of left drive unit, right drive unit and oil route controller.Left drive unit is fixed on the left side of oil route controller, and right drive unit is fixed on the right side of oil route controller.The left end of the spool in oil route controller is connected with the left magnetic control memory alloy of left drive unit, and the valve pocket axle of the valve pocket in oil route controller is connected with the right magnetic control memory alloy of right drive unit.
The structure of left drive unit is: left field core is arranged between left the first dunnage and left the second dunnage, and left the first dunnage, left field core and left the second dunnage are bolted on left support abutment.Left magnetic control memory alloy is positioned at the center position place on left field core breach limit, and left magnetic control memory alloy left end is contained in the blind hole of left footstock, and left footstock is embedded in the blind hole of left the first dunnage.Left the first field coil is wrapped in a limit adjacent with breach limit of left field core, and left the second field coil is wrapped in another limit adjacent with breach limit of left field core.Two minor faces on left field core breach limit are enclosed with left the first water-cooling tube and left the second water-cooling tube accordingly.Left support abutment and left non-magnetic safety cover are fixed on the left side of oil route controller, left magnetic control memory alloy and oil route controller coaxial line.
The structure of right drive unit is: right field core is arranged between right the first dunnage and right the second dunnage, and right the first dunnage, right field core and right the second dunnage are bolted on right support abutment.Right magnetic control memory alloy is positioned at the center position place on right field core breach limit, and right magnetic control memory alloy right-hand member is contained in the blind hole of right footstock, and right footstock is embedded in the blind hole of right the first dunnage.Right the first field coil is wrapped in a limit adjacent with breach limit of right field core, and right the second field coil is wrapped in another limit adjacent with breach limit of right field core.Two minor faces on right field core breach limit are enclosed with right the first water-cooling tube and right the second water-cooling tube accordingly.Right support abutment and right non-magnetic safety cover are fixed on the right side of oil route controller, right magnetic control memory alloy and oil route controller coaxial line.
The structure of oil route controller is: left valve gap is arranged on the left side of valve body, and right valve gap is arranged on the right side of valve body, and the center hole hole wall of left valve gap and right valve gap is all equipped with seal ring.The inside of valve body is cylindrical cavity, near the left end of valve body, has and P
1the oil circuit that mouth communicates, has and P near the right-hand member of valve body
2another oil circuit that mouth communicates.
Valve pocket is arranged in valve body actively, and valve pocket inside is cylindrical cavity, and valve pocket has valve pocket hydraulic fluid port, and the center line of valve pocket hydraulic fluid port is to the distance in valve pocket right-hand member outside and the P of valve body
2mouth center line equates to the distance of right valve gap inner side, valve pocket hydraulic fluid port and P
2mouth communicates.The right-hand member sealing of valve pocket, right-hand member outside is fixed with valve pocket axle concentrically, and valve pocket axle is connected with right magnetic control memory alloy through right support abutment.The left end of valve pocket is fixedly equipped with valve pocket end cap, and the center of valve pocket end cap is provided with center hole.
Keep right and be provided with circular cone in the middle part of spool, the small end face of circular cone is towards a left side.The coaxial heart of circular cone of spool is arranged in valve pocket, the left end of spool is connected with the right-hand member of left magnetic control memory alloy through the center hole of left valve gap and the center hole of left support abutment, the left end cover of spool has the first returning spring, the first returning spring right-hand member contacts with valve pocket end cap, and the first returning spring left end contacts with left valve gap.The right-hand member cover of spool has the second returning spring, and the left end of the second returning spring contacts with the large end face of circular cone, and the right-hand member of the second returning spring is fixed on the center position of valve pocket right-hand member inwall.
Described left field core is square ring, and the place, neutral position on a limit of square ring has breach.Left field core is identical with right field core.
A described left side the first water-cooling tube is rectangular tube, and one end of rectangular tube is water intake, and the other end is water outlet, and the surface of rectangular tube scribbles NULL.Left the first water-cooling tube and left the second water-cooling tube, right the first water-cooling tube are all identical with right the second water-cooling tube.
Described left footstock is " T " font cylindrical body, and the cylinder diameter on the left footstock left side is greater than the cylinder diameter on the right, and the center of the right-hand member end face of left footstock has blind hole, and the material of left footstock is NULL.Left footstock is identical with right footstock.
The left end of described spool is connected and refers to the left magnetic control memory alloy of left drive unit: the center of the left end end face of spool has blind hole, and the right-hand member of left magnetic control memory alloy is placed in the blind hole of the left end end face of spool.
Described valve pocket axle is connected and refers to the right magnetic control memory alloy of right drive unit: the center of the right-hand member end face of valve pocket axle has blind hole, and the left end of right magnetic control memory alloy is placed in the blind hole of the left end end face of spool.
Owing to adopting technique scheme, left magnetic control memory alloy of the present utility model is positioned at the center position place on left field core breach limit, left magnetic control memory alloy left end is contained in the blind hole of left footstock, left magnetic control memory alloy right-hand member is contained in the blind hole of spool left end, left the first field coil is wrapped in a limit adjacent with breach limit of left field core, and left the second field coil is wrapped in another limit adjacent with breach limit of left field core.Right magnetic control memory alloy is positioned at the center position place on right field core breach limit, right magnetic control memory alloy right-hand member is contained in the blind hole of right footstock, right magnetic control memory alloy left end is contained in the blind hole of valve pocket right-hand member, right the first field coil is wrapped in a limit adjacent with breach limit of right field core, and right the second field coil is wrapped in another limit adjacent with breach limit of right field core.
Left the first field coil, left the second field coil, right the first field coil and right the second field coil are the in the situation that of energising, in left field core and right field core, produce magnetic field, the magnetic direction of left field core and right field core indentation, there is vertical with left magnetic control memory alloy, right magnetic control memory alloy respectively, make its elongation, promotion spool moves right, valve pocket is to left movement, and the circular cone on spool leaves the center hole of valve pocket end cap, makes P
1mouth and P
2two oil circuits of mouth connect, and realize the unlatching of switch valve; Left the first field coil, left the second field coil, right the first field coil and right the second field coil are the in the situation that of short electricity, left magnetic control memory alloy and right magnetic control memory alloy stop extending, the first returning spring promotes valve pocket and moves right, the second returning spring promotes spool to left movement, circular cone on spool covers the cylindrical breach on valve pocket end cap, makes P
1mouth and P
2two oil circuits of mouth disconnect, and realize the closure of switch valve.
Therefore, the utility model compared with prior art tool have the following advantages:
1, the utility model adopts unlatching that left magnetic control memory alloy and right magnetic control memory alloy are switch valve that the power of axial motion is provided, because the output displacement of left magnetic control memory alloy and right magnetic control memory alloy is large, High power output, control accuracy is high, response time is less than 1ms, there is distortion large, the feature such as High power output and deformation response are fast, thus guarantee that spool can react rapidly at work.
2, the utility model utilizes unlatching that left magnetic control memory alloy and right magnetic control memory alloy are switch valve that the power of axial motion is provided, there is no the equipment such as complicated motor, and switch valve structure on two sides is in full accord, so simple in structure, easy to operate, be easy to later period maintenance.
3, the utility model is equipped with seal ring at the hole wall of left valve gap and right valve gap, with the leakage that prevents that left valve gap and right valve gap from causing with the gap of corresponding spool and valve pocket axle, makes switch valve have good sealing.
4, the utility model employing water-cooled form is power system cooling, can effectively prevent that left magnetic control memory alloy and right magnetic control memory alloy environment temperature are too high, has improved working effect.
5, the utility model adopts footstock, the water-cooling tube that scribbles non-magnet material and the two ends with non-magnet material making that non-magnetic safety cover is housed, and magnetic field environment is stable, disturbs little.
Therefore, the utlity model has that high frequency sound, flow are large, High power output, simple in structure, strong interference immunity and feature for ease of maintenaince, there are good market prospects.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to view;
Fig. 3 is the shape schematic diagram of water-cooling tube 3 in Fig. 1;
Fig. 4 is the shape schematic diagram of footstock 6 in Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model will be further described, not the restriction to its protection domain.
embodiment 1
The large flow quantity high speed valve of a kind of differential type.As shown in Figure 1, described high-speed switch valve is comprised of left drive unit (12), right drive unit (20) and oil route controller (17).Left drive unit (12) is fixed on the left side of oil route controller (17), and right drive unit (20) is fixed on the right side of oil route controller (17).The left end of the spool (15) in oil route controller (17) is connected with the left magnetic control memory alloy (5) of left drive unit (12), and the valve pocket axle (18) of the valve pocket (32) in oil route controller (17) is connected with the right magnetic control memory alloy (27) of right drive unit (20).
The structure of left drive unit (12) is as shown in Figure 1: left field core (8) is arranged between left the first dunnage (4) and left the second dunnage (10), and left the first dunnage (4), left field core (8) and left the second dunnage (10) are bolted on left support abutment (11).Left magnetic control memory alloy (5) is positioned at the center position place on left field core (8) breach limit, left magnetic control memory alloy (5) left end is contained in the blind hole of left footstock (6), and left footstock (6) is embedded in the blind hole of left the first dunnage (4).Left the first field coil (2) is wrapped in a limit adjacent with breach limit of left field core (8), and left the second field coil (9) is wrapped in another limit adjacent with breach limit of left field core (8).Two minor faces on left field core (8) breach limit are enclosed with left the first water-cooling tube (3) and left the second water-cooling tube (7) accordingly.Left support abutment (11) and left non-magnetic safety cover (1) are fixed on the left side of oil route controller (17), left magnetic control memory alloy (5) and oil route controller (17) coaxial line.
The structure of right drive unit (20) is as shown in Figure 1: right field core (24) is arranged between right the first dunnage (28) and right the second dunnage (22), and right the first dunnage (28), right field core (24) and right the second dunnage (22) are bolted on right support abutment (21).Right magnetic control memory alloy (27) is positioned at the center position place on right field core (24) breach limit, right magnetic control memory alloy (27) right-hand member is contained in the blind hole of right footstock (26), and right footstock (26) is embedded in the blind hole of right the first dunnage (28).Right the first field coil (30) is wrapped in a limit adjacent with breach limit of right field core (24), and right the second field coil (23) is wrapped in another limit adjacent with breach limit of right field core (24).Two minor faces on right field core (24) breach limit are enclosed with right the first water-cooling tube (29) and right the second water-cooling tube (25) accordingly.Right support abutment (21) and right non-magnetic safety cover (31) are fixed on the right side of oil route controller (17), right magnetic control memory alloy (27) and oil route controller (17) coaxial line.
The structure of oil route controller (17) is as shown in Figure 1: left valve gap (13) is arranged on the left side of valve body (16), right valve gap (19) is arranged on the right side of valve body (16), and the center hole hole wall of left valve gap (13) and right valve gap (19) is all equipped with seal ring.The inside of valve body (16) is cylindrical cavity, near the left end of valve body (16), has and P
1the oil circuit that mouth communicates, has and P near the right-hand member of valve body (16)
2another oil circuit that mouth communicates.
As shown in Figure 1, valve pocket (32) is arranged in valve body (16) actively, valve pocket (32) inside is cylindrical cavity, valve pocket (32) has valve pocket hydraulic fluid port, and the center line of valve pocket hydraulic fluid port is to the distance in valve pocket (32) right-hand member outside and the P of valve body (16)
2mouth center line equates to the distance of right valve gap (19) inner side, valve pocket hydraulic fluid port and P
2mouth communicates.The right-hand member sealing of valve pocket (32), right-hand member outside is fixed with valve pocket axle (18) concentrically, and valve pocket axle (18) is connected with right magnetic control memory alloy (27) through right support abutment (21).The left end of valve pocket (32) is fixedly equipped with valve pocket end cap (34), and the center of valve pocket end cap (34) is provided with center hole.
As shown in Figure 1, keep right and be provided with circular cone in the middle part of spool (15), and the small end face of circular cone is towards a left side.The coaxial heart of circular cone of spool (15) is arranged in valve pocket (32), the left end of spool (15) is connected with the right-hand member of left magnetic control memory alloy (5) through the center hole of left valve gap (13) and the center hole of left support abutment (11), the left end cover of spool (15) has the first returning spring (14), the first returning spring (14) right-hand member contacts with valve pocket end cap (34), and the first returning spring (14) left end contacts with left valve gap (13).The right-hand member cover of spool (15) has the second returning spring (33), the left end of the second returning spring (33) contacts with the large end face of circular cone, and the right-hand member of the second returning spring (33) is fixed on the center position of valve pocket (32) right-hand member inwall.
As shown in Figure 2, described left field core (8) is square ring, and the place, neutral position on a limit of square ring has breach.Left field core (8) is identical with right field core (24).
As shown in Figure 3, a described left side the first water-cooling tube (3) is rectangular tube, and one end of rectangular tube is water intake, and the other end is water outlet, and the surface of rectangular tube scribbles NULL.Left the first water-cooling tube (3) and left the second water-cooling tube (7), right the first water-cooling tube (29) are all identical with right the second water-cooling tube (25).
As shown in Figure 4, described left footstock (6) is " T " font cylindrical body, the cylinder diameter on left footstock (6) left side is greater than the cylinder diameter on the right, the center of the right-hand member end face of left footstock (6) has blind hole, and the material of left footstock (6) is NULL.Left footstock (6) is identical with right footstock (26).
The left end of described spool (15) is connected and refers to the left magnetic control memory alloy (5) of left drive unit (12): the center of the left end end face of spool (15) has blind hole, and the right-hand member of left magnetic control memory alloy (5) is placed in the blind hole of the left end end face of spool (15).
Described valve pocket axle (18) is connected and refers to the right magnetic control memory alloy (27) of right drive unit (20): the center of the right-hand member end face of valve pocket axle (18) has blind hole, and the left end of right magnetic control memory alloy (27) is placed in the blind hole of the left end end face of spool (15).
The left magnetic control memory alloy (5) of this embodiment is positioned at the center position place on left field core (8) breach limit, left magnetic control memory alloy (5) left end is contained in the blind hole of left footstock (6), left magnetic control memory alloy (5) right-hand member is contained in the blind hole of spool (15) left end, left the first field coil (2) is wrapped in a limit adjacent with breach limit of left field core (8), and left the second field coil (9) is wrapped in another limit adjacent with breach limit of left field core (8).Right magnetic control memory alloy (27) is positioned at the center position place on right field core (24) breach limit, right magnetic control memory alloy (27) right-hand member is contained in the blind hole of right footstock (26), right magnetic control memory alloy (27) left end is contained in the blind hole of valve pocket (32) right-hand member, right the first field coil (30) is wrapped in a limit adjacent with breach limit of right field core (24), and right the second field coil (23) is wrapped in another limit adjacent with breach limit of right field core (24).
Left the first field coil (2), left the second field coil (9), right the first field coil (30) and right the second field coil (23) are the in the situation that of energising, in left field core (8) and right field core (24), produce magnetic field, the magnetic direction of left field core (8) and right field core (24) indentation, there respectively with left magnetic control memory alloy (5), right magnetic control memory alloy (27) is vertical, make its elongation, promoting spool (15) moves right, valve pocket (32) is to left movement, circular cone on spool (15) leaves the center hole of valve pocket end cap (34), make P
1mouth and P
2two oil circuits of mouth connect, and realize the unlatching of switch valve, left the first field coil (2), left the second field coil (9), right the first field coil (30) and right the second field coil (23) are the in the situation that of short electricity, left magnetic control memory alloy (5) and right magnetic control memory alloy (27) stop extending, the first returning spring (35) promotes valve pocket and moves right, the second returning spring (33) promotes spool (15) to left movement, circular cone on spool (15) covers the cylindrical breach on valve pocket end cap (34), makes P
1mouth and P
2two oil circuits of mouth disconnect, and realize the closure of switch valve.
Therefore, this embodiment compared with prior art tool have the following advantages:
1, this embodiment adopts unlatching that left magnetic control memory alloy (5) and right magnetic control memory alloy (27) are switch valve that the power of axial motion is provided, because the output displacement of left magnetic control memory alloy and right magnetic control memory alloy is large, High power output, control accuracy is high, response time is less than 1ms, there is distortion large, the feature such as High power output and deformation response are fast, thus guarantee that spool can react rapidly at work.
2, this embodiment utilizes unlatching that left magnetic control memory alloy (5) and right magnetic control memory alloy (27) are switch valve that the power of axial motion is provided, there is no the equipment such as complicated motor, and switch valve structure on two sides is in full accord, so simple in structure, easy to operate, be easy to later period maintenance.
3, this embodiment is equipped with seal ring at the hole wall of left valve gap (13) and right valve gap (19), with the leakage that prevents that left valve gap (13) and right valve gap (19) from causing with the gap of corresponding spool (15) and valve pocket axle (18), make switch valve there is good sealing.
4, this embodiment employing water-cooled form is power system cooling, can effectively prevent that left magnetic control memory alloy (5) and right magnetic control memory alloy (27) environment temperature are too high, has improved working effect.
5, this embodiment adopts footstock, the water-cooling tube that scribbles non-magnet material and the two ends with non-magnet material making that non-magnetic safety cover is housed, and magnetic field environment is stable, disturbs little.
Therefore, this embodiment has that high frequency sound, flow are large, High power output, simple in structure, strong interference immunity and feature for ease of maintenaince, has good market prospects.
Claims (6)
1. the large flow quantity high speed valve of differential type, is characterized in that described high-speed switch valve is comprised of left drive unit (12), right drive unit (20) and oil route controller (17); Left drive unit (12) is fixed on the left side of oil route controller (17), and right drive unit (20) is fixed on the right side of oil route controller (17); The left end of the spool (15) in oil route controller (17) is connected with the left magnetic control memory alloy (5) of left drive unit (12), and the valve pocket axle (18) of the valve pocket (32) in oil route controller (17) is connected with the right magnetic control memory alloy (27) of right drive unit (20);
The structure of left drive unit (12) is: left field core (8) is arranged between left the first dunnage (4) and left the second dunnage (10), and left the first dunnage (4), left field core (8) and left the second dunnage (10) are bolted on left support abutment (11); Left magnetic control memory alloy (5) is positioned at the center position place on left field core (8) breach limit, left magnetic control memory alloy (5) left end is contained in the blind hole of left footstock (6), and left footstock (6) is embedded in the blind hole of left the first dunnage (4); Left the first field coil (2) is wrapped in a limit adjacent with breach limit of left field core (8), and left the second field coil (9) is wrapped in another limit adjacent with breach limit of left field core (8); Two minor faces on left field core (8) breach limit are enclosed with left the first water-cooling tube (3) and left the second water-cooling tube (7) accordingly; Left support abutment (11) and left non-magnetic safety cover (1) are fixed on the left side of oil route controller (17), left magnetic control memory alloy (5) and oil route controller (17) coaxial line;
The structure of right drive unit (20) is: right field core (24) is arranged between right the first dunnage (28) and right the second dunnage (22), and right the first dunnage (28), right field core (24) and right the second dunnage (22) are bolted on right support abutment (21); Right magnetic control memory alloy (27) is positioned at the center position place on right field core (24) breach limit, right magnetic control memory alloy (27) right-hand member is contained in the blind hole of right footstock (26), and right footstock (26) is embedded in the blind hole of right the first dunnage (28); Right the first field coil (30) is wrapped in a limit adjacent with breach limit of right field core (24), and right the second field coil (23) is wrapped in another limit adjacent with breach limit of right field core (24); Two minor faces on right field core (24) breach limit are enclosed with right the first water-cooling tube (29) and right the second water-cooling tube (25) accordingly; Right support abutment (21) and right non-magnetic safety cover (31) are fixed on the right side of oil route controller (17), right magnetic control memory alloy (27) and oil route controller (17) coaxial line;
The structure of oil route controller (17) is: left valve gap (13) is arranged on the left side of valve body (16), right valve gap (19) is arranged on the right side of valve body (16), and the center hole hole wall of left valve gap (13) and right valve gap (19) is all equipped with seal ring; The inside of valve body (16) is cylindrical cavity, near the left end of valve body (16), has and P
1the oil circuit that mouth communicates, has and P near the right-hand member of valve body (16)
2another oil circuit that mouth communicates;
Valve pocket (32) is arranged in valve body (16) actively, valve pocket (32) inside is cylindrical cavity, valve pocket (32) has valve pocket hydraulic fluid port, and the center line of valve pocket hydraulic fluid port is to the distance in valve pocket (32) right-hand member outside and the P of valve body (16)
2mouth center line is to right valve gap (19)
The distance of inner side equates, valve pocket hydraulic fluid port and P
2mouth communicates; The right-hand member sealing of valve pocket (32), right-hand member outside is fixed with valve pocket axle (18) concentrically, and valve pocket axle (18) is connected with right magnetic control memory alloy (27) through right support abutment (21); The left end of valve pocket (32) is fixedly equipped with valve pocket end cap (34), and the center of valve pocket end cap (34) is provided with center hole;
Keep right and be provided with circular cone in the middle part of spool (15), the small end face of circular cone is towards a left side; The coaxial heart of circular cone of spool (15) is arranged in valve pocket (32), the left end of spool (15) is connected with the right-hand member of left magnetic control memory alloy (5) through the center hole of left valve gap (13) and the center hole of left support abutment (11), the left end cover of spool (15) has the first returning spring (14), the first returning spring (14) right-hand member contacts with valve pocket end cap (34), and the first returning spring (14) left end contacts with left valve gap (13); The right-hand member cover of spool (15) has the second returning spring (33), the left end of the second returning spring (33) contacts with the large end face of circular cone, and the right-hand member of the second returning spring (33) is fixed on the center position of valve pocket (32) right-hand member inwall.
2. the large flow quantity high speed valve of differential type according to claim 1, is characterized in that described left field core (8) is for square ring, and the place, neutral position on a limit of square ring has breach; Left field core (8) is identical with right field core (24).
3. the large flow quantity high speed valve of differential type according to claim 1, is characterized in that a described left side the first water-cooling tube (3) is rectangular tube, and one end of rectangular tube is water intake, and the other end is water outlet, and the surface of rectangular tube scribbles NULL; Left the first water-cooling tube (3) and left the second water-cooling tube (7), right the first water-cooling tube (29) are all identical with right the second water-cooling tube (25).
4. the large flow quantity high speed valve of differential type according to claim 1, it is characterized in that described left footstock (6) is " T " font cylindrical body, the cylinder diameter on left footstock (6) left side is greater than the cylinder diameter on the right, the center of the right-hand member end face of left footstock (6) has blind hole, and the material of left footstock (6) is NULL; Left footstock (6) is identical with right footstock (26).
5. the large flow quantity high speed valve of differential type according to claim 1, it is characterized in that the described left end of spool (15) and the left magnetic control memory alloy (5) of left drive unit (12) are connected refers to: the center of the left end end face of spool (15) has blind hole, and the right-hand member of left magnetic control memory alloy (5) is placed in the blind hole of the left end end face of spool (15).
6. the large flow quantity high speed valve of differential type according to claim 1, it is characterized in that described valve pocket axle (18) is connected and refers to the right magnetic control memory alloy (27) of right drive unit (20): the center of the right-hand member end face of valve pocket axle (18) has blind hole, and the left end of right magnetic control memory alloy (27) is placed in the blind hole of the left end end face of spool (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320781250.4U CN203571182U (en) | 2013-12-03 | 2013-12-03 | Differential type high-flow-rate high-speed switch valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320781250.4U CN203571182U (en) | 2013-12-03 | 2013-12-03 | Differential type high-flow-rate high-speed switch valve |
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| Publication Number | Publication Date |
|---|---|
| CN203571182U true CN203571182U (en) | 2014-04-30 |
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ID=50538913
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320781250.4U Withdrawn - After Issue CN203571182U (en) | 2013-12-03 | 2013-12-03 | Differential type high-flow-rate high-speed switch valve |
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| CN (1) | CN203571182U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603989A (en) * | 2013-12-03 | 2014-02-26 | 武汉科技大学 | Differential type high-speed switch valve based on magnetic control memory alloy |
| JP2018028334A (en) * | 2016-08-15 | 2018-02-22 | 川崎重工業株式会社 | Solenoid valve device |
-
2013
- 2013-12-03 CN CN201320781250.4U patent/CN203571182U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603989A (en) * | 2013-12-03 | 2014-02-26 | 武汉科技大学 | Differential type high-speed switch valve based on magnetic control memory alloy |
| CN103603989B (en) * | 2013-12-03 | 2015-11-18 | 武汉科技大学 | A kind of differential type high-speed switch valve based on magnetic control memory alloy |
| JP2018028334A (en) * | 2016-08-15 | 2018-02-22 | 川崎重工業株式会社 | Solenoid valve device |
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Granted publication date: 20140430 Effective date of abandoning: 20151118 |
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