CN102705566A - Zero differential pressure startup electromagnetic valve with micro-resistance, low power consumption and large diameter - Google Patents
Zero differential pressure startup electromagnetic valve with micro-resistance, low power consumption and large diameter Download PDFInfo
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- CN102705566A CN102705566A CN2012102245697A CN201210224569A CN102705566A CN 102705566 A CN102705566 A CN 102705566A CN 2012102245697 A CN2012102245697 A CN 2012102245697A CN 201210224569 A CN201210224569 A CN 201210224569A CN 102705566 A CN102705566 A CN 102705566A
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Abstract
A zero differential pressure startup electromagnetic valve with micro-resistance, low power consumption and large diameter comprises a valve body, a primary electromagnetic coil system installed in the valve body and used for opening or closing the electromagnetic valve and an auxiliary electromagnetic coil system for keeping opening or closing of the electromagnetic valve. The zero differential pressure startup electromagnetic valve with the micro-resistance, the low power consumption and the large diameter is characterized in that a main magnetic suction block is installed in a primary electromagnetic coil, the upper end of the main magnetic suction block is connected with a locking clamping shaft, a main magnetic suction block return spring is installed on the locking clamping shaft, a bayonet is arranged on the upper portion of the locking clamping shaft, and a locking rotary chuck device is further arranged on the periphery of the locking clamping shaft. The locking rotary chuck comprises a locking rotary chuck body, a locking rotary chuck clamping groove for limiting horizontal installation of the locking rotary chuck body and limiting the locking rotary chuck body to perform rotary motion only and a locking rotary chuck pull rod which can pull the locking rotary chuck body to perform 1/4 circumferential rotation and is arranged horizontally, and the locking rotary chuck is provided with two symmetrical locking chuck 1/4 spiral inclined planes of a 1/4 circumferential inner ring.
Description
Technical field
The present invention relates to zero pressure difference and start the big bare sizing electro-magnetic valve of little resistance low power consumption, be applicable to all liq and gas medium, belong to synthetic energy-saving discharge-reducing technical field and solenoid valve technical field.
Background technique
Solenoid valve is in many pipe conveying procedures, be the quick electric control valve of opening or the fluid of blinding off a line is provided with, but existing solenoid valve does not have big latus rectum; Possibly be because the solenoid valve of big latus rectum will accomplish to keep its unlatching; Need to consume very big power, in industry, use uneconomical, so majority all adopts the mortor operated valve class; But many technological requirements ability automatic-closing valve after having a power failure is suddenly arranged; To reduce the loss or, particularly not need pressure starting and the very little big bare sizing electro-magnetic valve of operation power consumption, do not having on the market to prevent that ducted chemical industry material from going wrong; Therefore, it is imperative at the environment of current energy scarcity to invent the less big bare sizing electro-magnetic valve that can realize zero-pressure starting of a kind of power consumption.
Summary of the invention
The purpose of this invention is to provide a kind of can utilize one than the large power, electrically magnetic coil open the back only the electromagnetic coil of a minimum power of needs keep the zero pressure difference of its electromagnetic valve unlatching to start the big bare sizing electro-magnetic valve of little resistance low power consumption.
Zero pressure difference starts the big bare sizing electro-magnetic valve of little resistance low power consumption, comprises the secondary system of electromagnetic that being used to of installing in valve body and the valve body opened or closed the main electromagnetic coil system of solenoid valve and be used to keep solenoid valve to open or close, and it is characterized in that:
1, main magnetic piece is installed in the main electromagnetic coil; Main magnetic piece lower end connects the hollow seal valve core piston plate of piston type electromagnetic valve arrangement or the diaphragm spool sealing plate of diaphragm electromagnetic valve structure; When closed electromagnetic valve, hollow seal valve core piston plate or diaphragm spool sealing plate do not enter into the valve outlet port chamber with the sealing of valve body valve core plate sealing surface with the maintaining valve inlet fluid; Main magnetic piece upper end connects the locking axis; The locking axis is equipped with main magnetic piece return spring near main magnetic piece zone; The locking axis is provided with bayonet socket away from the main magnetic piece return spring top of main magnetic piece section; The locking axis periphery of locking axis in main magnetic piece return spring epimere zone also is provided with locking rotary chuck device; The locking rotary chuck comprises the locking rotary chuck, limit locking rotary chuck level installs and limits the locking rotary chuck pull bar that its locking rotary chuck draw-in groove that rotates and stretchy locking rotary chuck are done the horizontal positioned of quadrant revolution, and the locking rotary chuck has locking chuck 1/4th screw inclined planes of the quadrant inner ring of two symplex structures; For normally closed solenoid valve: locking rotary chuck device is at the upside of locking axis bayonet socket 1/4th screw inclined planes; And locking chuck 1/4th screw inclined planes up, locking axis bayonet socket 1/4th screw inclined planes down; In locking process; The thinnest position of locking chuck 1/4th screw inclined planes contact locking earlier axis bayonet socket 1/4th screw inclined planes lock axis bayonet socket 1/4th screw inclined planes thereby locking chuck 1/4th screw inclined planes are rotated and more lift to squeeze; For normally open solenoid valve: locking rotary chuck device is at the downside of locking axis bayonet socket 1/4th screw inclined planes; And locking chuck 1/4th screw inclined planes down, locking axis bayonet socket 1/4th screw inclined planes up; In locking process; The thinnest position of locking chuck 1/4th screw inclined planes contact locking earlier axis bayonet socket 1/4th screw inclined planes lock axis bayonet socket 1/4th screw inclined planes thereby locking chuck 1/4th screw inclined planes are rotated and more push; The other end of the locking rotary chuck pull bar of locking rotary chuck device is connected with the secondary magnetic piece of secondary electromagnetic coil, and the other end of secondary magnetic piece is connected with secondary electromagnetic coil magnetic piece return spring.
2, for normally closed solenoid valve: after main electromagnetic coil and the energising of secondary electromagnetic coil; Main electromagnetic coil produces the magnetic field suction and carries main magnetic piece; And move on drive hollow seal valve core piston plate or the diaphragm spool sealing plate and open solenoid valve, also drive on the locking axis that links to each other with main magnetic piece simultaneously and moves; In secondary electromagnetic coil energising; Secondary electromagnetic coil produces the magnetic force suction and draws secondary magnetic piece; And through the rotation of locking rotary chuck pull bar pulling locking rotary chuck; But at the bayonet socket of locking on the axis also not during the approach locking rotary chuck; The locking rotary chuck can only lean in a side that locks protruding of axis because of rotation makes a side of locking chuck 1/4th screw inclined planes, thereby stops the locking rotary chuck to rotate, and after solenoid valve is opened, promptly locks to move on to the bayonet socket on the locking axis on the axis and lock rotary chuck when same horizontal position; Locking chuck 1/4th screw inclined planes on the locking rotary chuck screw in bayonet socket 1/4th screw inclined plane downsides of locking axis immediately, thereby squeeze the state that axis and hollow seal valve core piston plate or the protection of diaphragm spool sealing plate are opened that locks of lifting; Meanwhile; Locking chuck 1/4th screw inclined planes on the locking rotary chuck screw in the process of bayonet socket 1/4th screw inclined plane downsides that lock axis; The spacing main electromagnetic coil deenergizing switch of secondary magnetic piece on the locking rotary chuck pull bar is limited closes the main electromagnetic coil power supply, and secondary electromagnetic coil power supply is still switched on and kept locking chuck 1/4th screw inclined planes on the locking rotary chuck to screw in the rotating force of bayonet socket 1/4th screw inclined plane downsides of locking axis; After the solenoid valve outage; Secondary electromagnetic coil magnetic force disappears; Secondary magnetic piece and the locking rotary chuck pull bar that links to each other with secondary magnetic piece receive secondary electromagnetic coil magnetic piece return spring power effect return; Make the revolution of locking rotary chuck; Thereby locking chuck 1/4th screw inclined planes on the locking rotary chuck are separated with bayonet socket 1/4th screw inclined planes of locking axis; And then make the locking axis under the effect of main magnetic piece return spring power, be returned to the closed electromagnetic valve state, and make the valve body valve core plate sealing surface sealing of hollow seal valve core piston plate or diaphragm spool sealing plate and solenoid valve because of main magnetic piece return spring together with hollow seal valve core piston plate or diaphragm spool sealing plate; Promote also to make the spacing main electromagnetic coil deenergizing switch of secondary magnetic piece return in the rotating process of locking rotary chuck at locking rotary chuck pull bar, thereby when solenoid valve was switched on once more, main electromagnetic coil kept normal power-up and opens solenoid valve again.
3, for normally open solenoid valve: after main electromagnetic coil and the energising of secondary electromagnetic coil; Main electromagnetic coil produces magnetic field and inhales main magnetic piece down; And drive hollow seal valve core piston plate or diaphragm spool sealing plate and move down and close solenoid valve, also drive the locking axis that links to each other with main magnetic piece simultaneously and move down; In secondary electromagnetic coil energising; Secondary electromagnetic coil produces the magnetic force suction and draws secondary magnetic piece; And through the rotation of locking rotary chuck pull bar pulling locking rotary chuck; But at the bayonet socket of locking on the axis also not during the approach locking rotary chuck; The locking rotary chuck can only lean in a side that locks protruding of axis because of rotation makes a side of locking chuck 1/4th screw inclined planes, thereby stops the locking rotary chuck to rotate, and after solenoid valve is opened, promptly locks to move on to the bayonet socket on the locking axis on the axis and lock rotary chuck when same horizontal position; Locking chuck 1/4th screw inclined planes on the locking rotary chuck screw in bayonet socket 1/4th screw inclined plane downsides of locking axis immediately, thereby are pushing locking axis and hollow seal valve core piston plate or diaphragm spool sealing plate protection closing state; Meanwhile; Locking chuck 1/4th screw inclined planes on the locking rotary chuck screw in the process of bayonet socket 1/4th screw inclined plane downsides that lock axis; The spacing main electromagnetic coil deenergizing switch of secondary magnetic piece on the locking rotary chuck pull bar is limited closes the main electromagnetic coil power supply, and secondary electromagnetic coil power supply is still switched on and kept locking chuck 1/4th screw inclined planes on the locking rotary chuck to screw in the rotating force of bayonet socket 1/4th screw inclined plane downsides of locking axis; After the solenoid valve outage; Secondary electromagnetic coil magnetic force disappears; Secondary magnetic piece and the locking rotary chuck pull bar that links to each other with secondary magnetic piece receive secondary electromagnetic coil magnetic piece return spring power effect return; Make the revolution of locking rotary chuck; Thereby locking chuck 1/4th screw inclined planes on the locking rotary chuck are separated with bayonet socket 1/4th screw inclined planes of locking axis; And then make the locking axis under the effect of main magnetic piece return spring power, be returned to solenoid valve unlatching state, and, main magnetic piece return spring keeps the fluid flow space of setting with the valve body valve core plate sealing surface of solenoid valve because of making hollow seal valve core piston plate or diaphragm spool sealing plate together with hollow seal valve core piston plate or diaphragm spool sealing plate; Promote also to make the spacing main electromagnetic coil deenergizing switch of secondary magnetic piece return in the rotating process of locking rotary chuck at locking rotary chuck pull bar, thereby make the solenoid valve electricity of switching on once more, main electromagnetic coil keeps normal power-up and closes solenoid valve again.
The present invention compared with prior art has the following advantages:
1. the maximum diameter that existing solenoid valve is commonly used have only DN65mm, so the present invention can produce the solenoid valve of the low power consumption of big latus rectum.
2. the solenoid valve that the zero-pressure starting is arranged on the market; Its power consumption of starting back is bigger; And be to lean on a kind of electronic switch of module of crying to reduce operating power consumpiton; To make the power consumpiton after its electronic switch still be relatively large because overcome gravity and return spring etc., and the present invention utilizes mechanical structure to make the less electromagnetic force of secondary electromagnetic coil keep the unlatching of solenoid valve at an easy rate or closes.
Description of drawings
Fig. 1 is the Normally closed type piston cylinder operator generalized section of the embodiment of the invention;
Fig. 2 is a Normally closed type diaphragm type structure generalized section embodiment illustrated in fig. 1;
Fig. 3 is a piston cylinder operator generalized section open in usual embodiment illustrated in fig. 1;
Fig. 4 is a diaphragm type structure generalized section open in usual embodiment illustrated in fig. 1;
Fig. 5 is a Q enlarged diagram embodiment illustrated in fig. 1;
Fig. 6 is middle locking fixture block embodiment illustrated in fig. 1 and locking axis structural profile schematic representation;
Fig. 7 is a middle A-A generalized section embodiment illustrated in fig. 5;
Fig. 8 is a middle B-B generalized section embodiment illustrated in fig. 5;
Fig. 9 is that middle locking fixture block screw inclined plane embodiment illustrated in fig. 1 screws the structural profile schematic representation with the locking axis;
Figure 10 is a middle C-C generalized section embodiment illustrated in fig. 9.
Fig. 1---in 10: 1; Valve outlet port 2; Main electromagnetic coil 3; Hollow seal valve core piston plate 4; Main magnetic piece 5; Main magnetic piece return spring 6; Valve body valve core plate sealing surface 7; Valve import 8; Valve body 9; Flange screw 10; Magnetic piece cylinder body 11; Valve core plate return spring fixed plate 12; Locking axis 13; Bayonet socket 14; Locking rotary chuck 15; Locking rotary chuck pull bar 16; Locking rotary chuck draw-in groove 17; Secondary magnetic piece 18; Secondary electromagnetic coil magnetic piece return spring 19; Secondary electromagnetic coil 20; Diaphragm spool sealing plate 21; Diaphragm spool magnetic connecting rod 22; Diaphragm 23; Locking rotary chuck pull bar coupling shaft 24; The protruding axle 25 of locking axis; Locking chuck 1/4th screw inclined planes 26; The thin axle 27 of locking axis bayonet socket; The spacing main electromagnetic coil deenergizing switch 28 of secondary magnetic piece; Bayonet socket 1/4th screw inclined planes.
Embodiment
Install among the embodiment of safety check in the level shown in Fig. 1-10: zero pressure difference starts the big bare sizing electro-magnetic valve of little resistance low power consumption; For normally closed solenoid valve: after main electromagnetic coil 2 and secondary electromagnetic coil 19 energisings; Main electromagnetic coil 2 generation magnetic fields are inhaled and are carried main magnetic piece 4; And move on drive hollow seal valve core piston plate 3 or the diaphragm spool sealing plate 20 and open solenoid valve, also drive on the locking axis 12 that links to each other with main magnetic piece 4 simultaneously and moves; In secondary electromagnetic coil 19 energisings; Secondary electromagnetic coil 19 produces the magnetic force suction and draws secondary magnetic piece 17; And through 14 rotations of locking rotary chuck pull bar 15 pulling locking rotary chucks; But at the bayonet socket 13 of locking on the axis 12 also not during approach locking rotary chuck 14; Locking rotary chuck 14 can only lean the side at the protruding axle 24 of locking axis because of rotation makes a side of locking chuck 1/4th screw inclined planes 25; Thereby stop locking rotary chuck 14 to rotate; After solenoid valve is opened, promptly lock and move on to the bayonet socket 13 of locking on the axis 12 and locking rotary chuck 14 on the axis 12 when same horizontal position, locking chuck 1/4th screw inclined planes 25 on the locking rotary chuck 14 screw in bayonet socket 1/4th screw inclined planes 28 downsides of locking axis 12 immediately, thereby squeeze the state that axis 12 and hollow seal valve core piston plate 3 or diaphragm spool sealing plate 20 are protected unlatching that lock of lifting; Meanwhile; Locking chuck 1/4th screw inclined planes 25 on locking rotary chuck 14 screw in the process of bayonet socket 1/4th screw inclined planes 28 downsides that lock axis 12; The spacing main electromagnetic coil deenergizing switch of secondary magnetic piece on the locking rotary chuck pull bar 15 27 is limited closes main electromagnetic coil 2 power supplys, and secondary electromagnetic coil 19 power supplys are still switched on and kept locking chuck 1/4th screw inclined planes 25 on the locking rotary chuck 14 to screw in the rotating force of bayonet socket 1/4th screw inclined planes 28 downsides of locking axis 12; After the solenoid valve outage; Secondary electromagnetic coil 19 magnetic force disappear; Secondary magnetic piece 17 and the locking rotary chuck pull bar 15 that links to each other with secondary magnetic piece 17 receive secondary electromagnetic coil magnetic piece return spring 18 power effect returns; Make 14 revolutions of locking rotary chuck; Thereby locking chuck 1/4th screw inclined planes 25 on the locking rotary chuck 14 are separated with bayonet socket 1/4th screw inclined planes 28 of locking axis 12; And then make locking axis 12 under main magnetic piece return spring 5 power effects, be returned to the closed electromagnetic valve state, and make valve body valve core plate sealing surface 6 sealings of hollow seal valve core piston plate 3 or diaphragm spool sealing plate 20 and solenoid valve because of main magnetic piece return spring 5 together with hollow seal valve core piston plate 3 or diaphragm spool sealing plate 20; Promote also to make spacing main electromagnetic coil deenergizing switch 27 returns of secondary magnetic piece in the locking rotary chucks 14 rotating processes at locking rotary chuck pull bar 15, thereby when solenoid valve was switched on once more, main electromagnetic coil 2 kept normal power-up and opens solenoid valve again.
For normally open solenoid valve: after main electromagnetic coil 2 and secondary electromagnetic coil 19 energisings; Main magnetic piece 4 is inhaled in main electromagnetic coil 2 generation magnetic fields down; And drive hollow seal valve core piston plate 3 or diaphragm spool sealing plate 20 and move down and close solenoid valve, also drive the locking axis 12 that links to each other with main magnetic piece 4 simultaneously and move down; In secondary electromagnetic coil 19 energisings; Secondary electromagnetic coil 19 produces the magnetic force suction and draws secondary magnetic piece 17; And through 14 rotations of locking rotary chuck pull bar 15 pulling locking rotary chucks; But at the bayonet socket 13 of locking on the axis 12 also not during approach locking rotary chuck 14; Locking rotary chuck 14 can only lean the side at the protruding axle 24 of locking axis because of rotation makes a side of locking chuck 1/4th screw inclined planes 25; Thereby stop locking rotary chuck 14 to rotate; After solenoid valve is opened, promptly lock and move on to the bayonet socket 13 of locking on the axis 12 and locking rotary chuck 14 on the axis 12 when same horizontal position, locking chuck 1/4th screw inclined planes 25 on the locking rotary chuck 14 screw in bayonet socket 1/4th screw inclined planes 28 downsides of locking axis 12 immediately, protect closing state thereby pushing locking axis 12 and hollow seal valve core piston plate 3 or diaphragm spool sealing plate 20; Meanwhile; Locking chuck 1/4th screw inclined planes 25 on locking rotary chuck 14 screw in the process of bayonet socket 1/4th screw inclined planes 28 downsides that lock axis 12; The spacing main electromagnetic coil deenergizing switch of secondary magnetic piece on the locking rotary chuck pull bar 15 27 is limited closes main electromagnetic coil 2 power supplys, and secondary electromagnetic coil 19 power supplys are still switched on and kept locking chuck 1/4th screw inclined planes 25 on the locking rotary chuck 14 to screw in the rotating force of bayonet socket 1/4th screw inclined planes 28 downsides of locking axis 12; After the solenoid valve outage; Secondary electromagnetic coil 19 magnetic force disappear; Secondary magnetic piece 17 and the locking rotary chuck pull bar 15 that links to each other with secondary magnetic piece 17 receive secondary electromagnetic coil magnetic piece return spring 18 power effect returns; Make 14 revolutions of locking rotary chuck; Thereby locking chuck 1/4th screw inclined planes 25 on the locking rotary chuck 14 are separated with bayonet socket 1/4th screw inclined planes 28 of locking axis 12; And then make locking axis 12 under main magnetic piece return spring 5 power effects, be returned to solenoid valve unlatching state, and, main magnetic piece return spring 5 keeps the fluid flow space of setting because of making the valve body valve core plate sealing surface 6 of hollow seal valve core piston plate 3 or diaphragm spool sealing plate 20 and solenoid valve together with hollow seal valve core piston plate 3 or diaphragm spool sealing plate 20; Promote also to make spacing main electromagnetic coil deenergizing switch 27 returns of secondary magnetic piece in the locking rotary chucks 14 rotating processes at locking rotary chuck pull bar 15, thereby when solenoid valve was switched on once more, main electromagnetic coil 2 kept normal power-up and closes solenoid valve again.
Claims (3)
1. zero pressure difference starts the big bare sizing electro-magnetic valve of little resistance low power consumption; Secondary electromagnetic coil (19) system that comprises the main electromagnetic coil that is used to open or close solenoid valve (2) system of installing in valve body (8) and the valve body (8) and be used to keep the solenoid valve unlatching or close; It is characterized in that: main magnetic piece (4) is installed in the main electromagnetic coil (2); Main magnetic piece (4) lower end connects the hollow seal valve core piston plate (3) of piston type electromagnetic valve arrangement or the diaphragm spool sealing plate (20) of diaphragm electromagnetic valve structure; When closed electromagnetic valve, hollow seal valve core piston plate (3) or diaphragm spool sealing plate (20) do not enter into valve outlet port (1) chamber with valve body valve core plate sealing surface (6) sealing with maintaining valve import (7) fluid; Main magnetic piece (4) upper end connects locking axis (12); Locking axis (12) is equipped with main magnetic piece return spring (5) near main magnetic piece (4) zone; Locking axis (12) is provided with bayonet socket (13) away from main magnetic piece return spring (5) top of main magnetic piece (4) section; Locking axis (12) periphery of locking axis (12) in main magnetic piece return spring (5) epimere zone also is provided with locking rotary chuck (14) device; Locking rotary chuck (14) comprises locking rotary chuck (14), limit locking rotary chuck (14) level installs and limits the locking rotary chuck pull bar (15) that its locking rotary chuck draw-in groove (16) that rotates and stretchy locking rotary chuck (14) are done the horizontal positioned of quadrant revolution, locks locking chuck 1/4th screw inclined planes (25) that rotary chuck (14) has the quadrant inner ring of two symplex structures; For normally closed solenoid valve: locking rotary chuck (14) device is at the upside of locking axis (12) bayonet socket 1/4th screw inclined planes (28); And locking chuck 1/4th screw inclined planes (25) up, the locking axis (12) bayonet socket 1/4th screw inclined planes (28) down; In locking process; Contact locking earlier axis (12) bayonet socket 1/4th screw inclined planes (28) in the thinnest position of locking chuck 1/4th screw inclined planes (25) lock axis (12) bayonet socket 1/4th screw inclined planes (28) thereby locking chuck 1/4th screw inclined planes (25) are rotated and more lift to squeeze; For normally open solenoid valve: locking rotary chuck (14) device is at the downside of locking axis (12) bayonet socket 1/4th screw inclined planes (28); And locking chuck 1/4th screw inclined planes (25) down, the locking axis (12) bayonet socket 1/4th screw inclined planes (28) up; In locking process; Contact locking earlier axis (12) bayonet socket 1/4th screw inclined planes (28) in the thinnest position of locking chuck 1/4th screw inclined planes (25) lock axis (12) bayonet socket 1/4th screw inclined planes (28) thereby locking chuck 1/4th screw inclined planes (25) are rotated and more push; The other end of the locking rotary chuck pull bar (15) of locking rotary chuck (14) device is connected with the secondary magnetic piece (17) of secondary electromagnetic coil (19), and the other end of secondary magnetic piece (17) is connected with secondary electromagnetic coil magnetic piece return spring (18).
2. zero pressure difference as claimed in claim 1 starts the big bare sizing electro-magnetic valve of little resistance low power consumption; It is characterized in that: for normally closed solenoid valve: after main electromagnetic coil (2) and secondary electromagnetic coil (19) energising; Main electromagnetic coil (2) produces the magnetic field suction and carries main magnetic piece (4); And move on drive hollow seal valve core piston plate (3) or the diaphragm spool sealing plate (20) and open solenoid valve, move on the locking axis (12) that the while also drives with main magnetic piece (4) links to each other; In secondary electromagnetic coil (19) energising; Secondary electromagnetic coil (19) produces the magnetic force suction and draws secondary magnetic piece (17); And through locking rotary chuck pull bar (15) pulling locking rotary chuck (14) rotation; But the bayonet socket (13) in locking axis (12) is not also during approach locking rotary chuck (14); Locking rotary chuck (14) can only lean the side at the locking protruding axle of axis (24) because of rotation makes a side of locking chuck 1/4th screw inclined planes (25); Thereby stop locking rotary chuck (14) to rotate; After solenoid valve is opened, promptly lock the bayonet socket (13) that moves on on the axis (12) on the locking axis (12) and lock rotary chuck (14) when same horizontal position; Locking chuck 1/4th screw inclined planes (25) on the locking rotary chuck (14) screw in bayonet socket 1/4th screw inclined planes (28) downside of locking axis (12) immediately, thereby squeeze the state that locking axis (12) and hollow seal valve core piston plate (3) or diaphragm spool sealing plate (20) protection are opened of lifting; Meanwhile; Locking chuck 1/4th screw inclined planes (25) on locking rotary chuck (14) screw in the process of bayonet socket 1/4th screw inclined planes (28) downside that locks axis (12); The spacing main electromagnetic coil deenergizing switch of secondary magnetic piece (27) in locking rotary chuck pull bar (15) is limited closes main electromagnetic coil (2) power supply, and secondary electromagnetic coil (19) power supply is still switched on and kept locking chuck 1/4th screw inclined planes (25) on the locking rotary chuck (14) to screw in the rotating force of bayonet socket 1/4th screw inclined planes (28) downside of locking axis (12); After the solenoid valve outage; Secondary electromagnetic coil (19) magnetic force disappears; Secondary magnetic piece (17) and the locking rotary chuck pull bar (15) that links to each other with secondary magnetic piece (17) receive secondary electromagnetic coil magnetic piece return spring (18) power effect return; Make locking rotary chuck (14) revolution; Thereby locking chuck 1/4th screw inclined planes (25) on the locking rotary chuck (14) are separated with bayonet socket 1/4th screw inclined planes (28) of locking axis (12); And then make locking axis (12) under main magnetic piece return spring (5) power effect, be returned to the closed electromagnetic valve state, and make valve body valve core plate sealing surface (6) sealing of hollow seal valve core piston plate (3) or diaphragm spool sealing plate (20) and solenoid valve because of main magnetic piece return spring (5) together with hollow seal valve core piston plate (3) or diaphragm spool sealing plate (20); Promote in the rotating process of locking rotary chuck (14) at locking rotary chuck pull bar (15); Also make the spacing main electromagnetic coil deenergizing switch of secondary magnetic piece (27) return; Thereby when solenoid valve was switched on once more, main electromagnetic coil (2) kept normal power-up and opens solenoid valve again.
3. zero pressure difference as claimed in claim 1 starts the big bare sizing electro-magnetic valve of little resistance low power consumption; It is characterized in that: for normally open solenoid valve: after main electromagnetic coil (2) and secondary electromagnetic coil (19) energising; Main electromagnetic coil (2) produces magnetic field and inhales main magnetic piece (4) down; And drive hollow seal valve core piston plate (3) or diaphragm spool sealing plate (20) and move down and close solenoid valve, also drive the locking axis (12) that links to each other with main magnetic piece (4) simultaneously and move down; In secondary electromagnetic coil (19) energising; Secondary electromagnetic coil (19) produces the magnetic force suction and draws secondary magnetic piece (17); And through locking rotary chuck pull bar (15) pulling locking rotary chuck (14) rotation; But the bayonet socket (13) in locking axis (12) is not also during approach locking rotary chuck (14); Locking rotary chuck (14) can only lean the side at the locking protruding axle of axis (24) because of rotation makes a side of locking chuck 1/4th screw inclined planes (25); Thereby stop locking rotary chuck (14) to rotate; After solenoid valve is opened, promptly lock the bayonet socket (13) that moves on on the axis (12) on the locking axis (12) and lock rotary chuck (14) when same horizontal position; Locking chuck 1/4th screw inclined planes (25) on the locking rotary chuck (14) screw in bayonet socket 1/4th screw inclined planes (28) downside of locking axis (12) immediately, thereby are pushing locking axis (12) and hollow seal valve core piston plate (3) or diaphragm spool sealing plate (20) protection closing state; Meanwhile; Locking chuck 1/4th screw inclined planes (25) on locking rotary chuck (14) screw in the process of bayonet socket 1/4th screw inclined planes (28) downside that locks axis (12); The spacing main electromagnetic coil deenergizing switch of secondary magnetic piece (27) in locking rotary chuck pull bar (15) is limited closes main electromagnetic coil (2) power supply, and secondary electromagnetic coil (19) power supply is still switched on and kept locking chuck 1/4th screw inclined planes (25) on the locking rotary chuck (14) to screw in the rotating force of bayonet socket 1/4th screw inclined planes (28) downside of locking axis (12); After the solenoid valve outage; Secondary electromagnetic coil (19) magnetic force disappears; Secondary magnetic piece (17) and the locking rotary chuck pull bar (15) that links to each other with secondary magnetic piece (17) receive secondary electromagnetic coil magnetic piece return spring (18) power effect return; Make locking rotary chuck (14) revolution; Thereby locking chuck 1/4th screw inclined planes (25) on the locking rotary chuck (14) are separated with bayonet socket 1/4th screw inclined planes (28) of locking axis (12); And then make locking axis (12) under main magnetic piece return spring (5) power effect, be returned to solenoid valve unlatching state, and, main magnetic piece return spring (5) keeps the fluid flow space of setting because of making the valve body valve core plate sealing surface (6) of hollow seal valve core piston plate (3) or diaphragm spool sealing plate (20) and solenoid valve together with hollow seal valve core piston plate (3) or diaphragm spool sealing plate (20); Promote in the rotating process of locking rotary chuck (14) at locking rotary chuck pull bar (15); Also make the spacing main electromagnetic coil deenergizing switch of secondary magnetic piece (27) return; Thereby when solenoid valve was switched on once more, main electromagnetic coil (2) kept normal power-up and closes solenoid valve again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210224569.7A CN102705566B (en) | 2012-07-02 | 2012-07-02 | Zero differential pressure startup electromagnetic valve with micro-resistance, low power consumption and large diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210224569.7A CN102705566B (en) | 2012-07-02 | 2012-07-02 | Zero differential pressure startup electromagnetic valve with micro-resistance, low power consumption and large diameter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102705566A true CN102705566A (en) | 2012-10-03 |
| CN102705566B CN102705566B (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210224569.7A Expired - Fee Related CN102705566B (en) | 2012-07-02 | 2012-07-02 | Zero differential pressure startup electromagnetic valve with micro-resistance, low power consumption and large diameter |
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Cited By (4)
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| CN103267160A (en) * | 2013-05-26 | 2013-08-28 | 魏伯卿 | Normally-opened and normally-closed type electric control valve |
| CN108930797A (en) * | 2017-05-23 | 2018-12-04 | 费希尔控制产品国际有限公司 | Modular valve blocks trim assemblies for control valve |
| CN113819814A (en) * | 2020-06-18 | 2021-12-21 | 北京机械设备研究所 | Electromagnetic switch gas control method suitable for underwater projectile |
| CN114273091A (en) * | 2021-12-30 | 2022-04-05 | 青岛市中心血站 | Blood rapid centrifugal separation and collection device and control method |
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| CN201050615Y (en) * | 2007-04-23 | 2008-04-23 | 柳云 | Self-locking type electromagnetic valve |
| CN101216125A (en) * | 2008-01-07 | 2008-07-09 | 俞毓成 | Electric /manual opening-closing display type mechanical retaining electromagnetic valve |
| CN202719250U (en) * | 2012-07-02 | 2013-02-06 | 魏伯卿 | Zero-pressure difference starting micro-resistance large-diameter electromagnetic valve |
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2012
- 2012-07-02 CN CN201210224569.7A patent/CN102705566B/en not_active Expired - Fee Related
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| FR2670555A1 (en) * | 1990-12-18 | 1992-06-19 | Paris Eaux Gestion | Valve with timed automatic closure, particularly for a washing outlet |
| JPH11230399A (en) * | 1998-02-19 | 1999-08-27 | Asmo Co Ltd | Actuator and manufacture for it |
| CN2374717Y (en) * | 1999-05-11 | 2000-04-19 | 洪潜卫 | Micro-power consumption directly-acting electromagnetive valve |
| CN201050615Y (en) * | 2007-04-23 | 2008-04-23 | 柳云 | Self-locking type electromagnetic valve |
| CN101216125A (en) * | 2008-01-07 | 2008-07-09 | 俞毓成 | Electric /manual opening-closing display type mechanical retaining electromagnetic valve |
| CN202719250U (en) * | 2012-07-02 | 2013-02-06 | 魏伯卿 | Zero-pressure difference starting micro-resistance large-diameter electromagnetic valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267160A (en) * | 2013-05-26 | 2013-08-28 | 魏伯卿 | Normally-opened and normally-closed type electric control valve |
| CN108930797A (en) * | 2017-05-23 | 2018-12-04 | 费希尔控制产品国际有限公司 | Modular valve blocks trim assemblies for control valve |
| CN113819814A (en) * | 2020-06-18 | 2021-12-21 | 北京机械设备研究所 | Electromagnetic switch gas control method suitable for underwater projectile |
| CN114273091A (en) * | 2021-12-30 | 2022-04-05 | 青岛市中心血站 | Blood rapid centrifugal separation and collection device and control method |
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|---|---|
| CN102705566B (en) | 2014-05-21 |
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