CN201973246U - Controllable valve incapable of being automatically opened with electricity and capable of being automatically closed without electricity - Google Patents
Controllable valve incapable of being automatically opened with electricity and capable of being automatically closed without electricity Download PDFInfo
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- CN201973246U CN201973246U CN2010206518806U CN201020651880U CN201973246U CN 201973246 U CN201973246 U CN 201973246U CN 2010206518806 U CN2010206518806 U CN 2010206518806U CN 201020651880 U CN201020651880 U CN 201020651880U CN 201973246 U CN201973246 U CN 201973246U
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Abstract
The utility model relates to a safe control valve of a fluid pipeline and belongs to the technical field of safe control on the conveying and distribution of pipeline fluid. A controllable valve incapable of being automatically opened with electricity and capable of being automatically closed without electricity is characterized by comprising a valve body (1), a valve disk (2) and a valve cap (4), wherein the valve disk (2) is moveably connected with a valve rod (6) on the upper part; the valve disk (2) and the valve cap (4) are moveably connected through a valve disk return spring (3); the valve rod (6) is fixed, guided to move and sealed through a valve rod base (5); a valve rod lifting controller used for controlling the lifting of the valve rod (6) is connected to and arranged on the top of the valve rod (6); a locking dynamic pressure electromagnetic head (8) is connected to and arranged on one side of the valve rod base (5); and the valve rod (6) and the locking dynamic pressure electromagnetic head (8) are matched to act through the valve rod lifting controller. By the valve, the conveying of the pipeline fluid can be immediately stopped in a pipeline fluid conveying process when unexpected circumstances, such as overpressure, over temperature, over liquid level, superstandard liquid leaking medium concentration, power failure, outage, abnormity of fluid conveying terminal facilities or equipment, occur; unexpected danger degree and loss are reduced; the power consumption is low; and the valve is highly efficient; and the energy is saved.
Description
Technical field
The utility model relates to a kind of fluid circuit safety protection control valve, is that electric self closing may command valve can not be opened, do not had to a kind of special electricity of giving, metal conduit fluid transmission ﹠ distribution safety control technology field automatically.
Background technique
In pipeline FLUID TRANSPORTATION and assigning process, fortuitous event may appear, as: superpressure, overtemperature, super liquid level, escape of liquid concentration of medium exceed standard, the special abnormality phenomenon appears in power failure, outage, FLUID TRANSPORTATION terminal facility or equipment, and the conveying that these problems should stop the pipeline fluid immediately takes place.Reduce unexpected hazard level and loss, studied for this reason under various dangerous situations, the valve that can close rapidly still, to block flowing of pipeline fluid, it is minimum that danger is reduced to.
Summary of the invention
The purpose of this utility model is to provide a kind of may command valve that can solve the problems of the technologies described above, and this valve is used to solve fluid delivery process and terminal facility or equipment any danger or anomaly take place, and can blind off a line rapidly, stops to flow of fluid.
The utility model is achieved through the following technical solutions:
A kind of electricity of giving can not be opened automatically, there is not electric self closing may command valve, special way is to comprise valve body 1, valve disc 2 and valve gap 4, valve disc 2 flexibly connects with the valve rod 6 on top, flexibly connect by valve disc Returnning spring 3 between valve disc 2 and the valve gap 4, valve rod 6 is by valve rod base 5 fixing and guide movement and sealings, the top of valve rod 6 is connected with the valve rod that is used to control valve rod 6 liftings and lifts controller, one side of valve rod base 5 is connected with locking type dynamic pressure Electrical heads 8, lift controller by valve rod and make valve rod 6 and 8 mating reactions of locking type dynamic pressure Electrical heads, realize the keying of valve jointly;
Described valve disc 2 comprises the last disk body 2-6 that is fixed together, following disk body 2-5 and the valve disc valve rod first long splice 2-2-1, the valve disc valve rod first long splice 2-2-1 is provided with the valve disc valve rod second long splice 2-2-2 with its flexible connection, by the valve disc valve rod first long splice 2-2-1 and the second long splice 2-2-2 valve rod 6 on valve disc 2 and top is linked together, the periphery of the valve disc valve rod first long splice 2-2-1 is provided with and is used for the valve disc pod apertures 2-7 that is connected with the uuper valve chamber 1-3 on valve body 1 top, the front and back valve pocket 1-1 of following disk body 2-5 and valve body 1 bottom, 1-2 is sealed and matched, the upper end of the valve disc valve rod second long splice 2-2-2 is threaded with valve rod 6, the lower end periphery is provided with and is used for and the fixing ear 2-8 of the fixing slip of the upper end lock-bit of the valve disc valve rod first long splice 2-2-1, sliding, sliding friction is connected between the inwall of periphery and the valve disc valve rod first long splice 2-2-1 of fixing ear 2-8, when valve rod 6 rises, at first driving the valve disc valve rod second long splice 2-2-2 moves on sliding in the valve disc valve rod first long splice 2-2-1, when fixedly ear 2-8 is affiliated to the top of the valve disc valve rod first long splice 2-2-1 when sliding, drive this moment to go up on the disk body 2-6 and move, thereby make the following disk body 2-5 that links together with it also with on move, the upper end of bottom valve disc guide rod 2-4 by the valve disc guide rod fixedly ear 2-9 be affiliated to upper end at last disk body 2-6, the lower end of valve disc guide rod 2-4 is located in the guide rod locating slot 2-4-1 that is used to play the guiding role that offers on the valve body 1, the centre of valve disc guide rod 2-4 offers with the water conservancy diversion weighing apparatus of preceding valve pocket 1-1 conducting and presses hole 2-1, and last disk body 2-6 is provided with the ring overflow hole 2-3 with back valve pocket 1-2 conducting;
Described valve rod lifts controller and looks different needs and can be set to that manual opening stem lifts controller and electric stem lifts controller;
It is handle for valve stem and the protecting jacket 7 that removably connects with valve rod base 5 that described manual opening stem lifts controller, described handle for valve stem and protecting jacket 7 are provided with two the first cylindrical hole 7-1 and the 2nd 7-2 that have internal thread that axis is perpendicular, wherein the outside thread offered of the first cylindrical hole 7-1 and valve rod base 5 upper end peripheries is connected, the outside thread that the second cylindrical hole 7-2 and valve rod 6 upper end peripheries are offered is connected, exchange by two cylindrical holes, can realize the function that handle for valve stem and protecting jacket 7 are different, when handle for valve stem and protecting jacket 7 and valve rod 6 are connected, be manual opening stem and lift controller, can realize moving on the valve rod 6 by manually lifting handle for valve stem and protecting jacket 7 this moment;
It is the moving pull-type Electrical heads 9 of wink of fixedlying connected with valve rod base 5 that described electric stem lifts controller, comprises moving two limit switch controlling rod 9-2 and the two limit switch 9-3 that draws magnet 9-1 and top thereof that is set to the push rod shape; Two limit switch 9-3 are one-piece type two switch upper and lower settings, following switch is normally closed, under start stop lever 9-2 effect, can disconnect the power supply of moving pull-type Electrical heads 9 of wink, wink moving pull-type Electrical heads is quit work, the last switch of two limit switch 9-3 is often opened, and is connected can opening tutorial light with set valve on the may command processor of outside under the start stop lever 9-2 effect, and the bright expression valve of lamp is opened, simultaneously moving pull-type Electrical heads 9 quits work wink, and the lamp expression valve that goes out cuts out;
Described locking type dynamic pressure Electrical heads 8 is fixedlyed connected with valve rod base 5 by the electromagnetism headstock 8-1 of a side, and Electrical heads explosion-proof shell 8-12 screw thread is fixed on the electromagnetism headstock 8-1, and the quick-fried lid 8-13 screw thread of Electrical heads connection is fixed on the Electrical heads explosion-proof shell 8-12; Its inside is provided with fixed magnet core 8-2, the dynamic pressure iron core 8-3 that periphery holds coil 8-9, the side design of fixed magnet core 8-2 has valve rod location lock core 8-4, it is located locked groove 6-1 clamping with the valve rod on the valve rod 6 and cooperates, play fixedly stem position effect, be provided with valve rod lock core damping spring 8-5, lock core cover 8-6 and lock core push rod Returnning spring 8-8 between valve rod location lock core 8-4 and the lock core push rod 8-7 termination; The lock core push rod 8-7 and the dynamic pressure iron core 8-3 that axially run through the fixed magnet core flexibly connect, and dynamic pressure iron core 8-3 is connected to current controller 8-10 by the Current Control bar 8-11 of one side; When the magnetic field force induced effect of dynamic pressure iron core pushing lock core push rod can compress valve rod location lock core 8-4, fixing valve rod (maintaining valve open mode), the Current Control bar 8-11 accompany movement of one side during dynamic pressure iron core 8-3 motion is worked the current controller 8-10 of connection.
Electric self closing may command valve can not be opened, do not had to a kind of electricity of giving of the utility model automatically, and when only giving locking type dynamic pressure Electrical heads 8 electricity, valve can not be opened, and only to wink during moving pull-type Electrical heads 9 electricity, valve can not be opened; Have only follow procedure, give locking type dynamic pressure Electrical heads 8 electricity earlier, just can open to moving pull-type Electrical heads 9 electricity (or manually lifting valve rod) valve wink again.
Electric self closing may command valve can not be opened, do not had to a kind of electricity of giving of the utility model automatically, be controlled by programmable controller (seeing Fig. 6, Fig. 7), in pipeline FLUID TRANSPORTATION journey, fortuitous event appears, as superpressure, overtemperature, super liquid level, escape of liquid concentration of medium exceed standard, when the special abnormality phenomenon appears in power failure, outage, FLUID TRANSPORTATION terminal facility or equipment, control processing device able to programme can be responded to and send power cut signal immediately, close no electric self closing may command valve, stop the conveying of pipeline fluid, reduce unexpected hazard level and loss.
Description of drawings
Fig. 1: a kind of manual lifting and pulling type of the utility model embodiment 1 can not open, not have electric self closing may command valve for electricity automatically;
The partial enlarged drawing of Fig. 2: Fig. 1;
Fig. 3: a kind of automatic lifting and pulling type of the utility model embodiment 2 can not open, not have electric self closing may command valve for electricity automatically;
The partial enlarged drawing of Fig. 4: Fig. 3;
Fig. 5: valve disc valve rod linkage structure schematic representation;
Fig. 6: manually operated type (two groups) can not open, not have electric self closing may command system schematic for electricity automatically;
Fig. 7: electrodynamic type (a group) can not open, not have electric self closing may command system schematic for electricity automatically;
In the drawings, 1; valve body, 1-1; preceding valve pocket; valve pocket behind the 1-2,1-3; uuper valve chamber, 2; valve disc; 2-1; the water conservancy diversion weighing apparatus is pressed hole, 2-2-1; valve disc valve rod first long splice, 2-2-2; valve disc valve rod second long splice; 2-3; the ring overflow hole; 2-4; the valve disc guide rod, 2-4-1; the guide rod locating slot, 2-5; following disk body; 2-6; last disk body; 3; the valve disc Returnning spring, 2-7; the valve disc pod apertures, 2-8; fixedly ear slides; 2-9; guide rod is ear fixedly; 4; valve gap, 5; valve rod base, 6; valve rod; 6-1; valve rod location locked groove; 7; handle for valve stem and protecting jacket, 7-1; first cylindrical hole, 7-2; second cylindrical hole; 8; locking type dynamic pressure Electrical heads; 8-1; the electromagnetism headstock, 8-2; the fixed magnet core, 8-3; the dynamic pressure iron core; 8-4; valve rod location lock core; 8-5; valve rod lock core damping spring, 8-6; the lock core cover, 8-7; the lock core push rod; 8-8; lock core push rod Returnning spring; 8-9; coil, 8-10; current controller, 8-11; the Current Control bar; 8-12; the Electrical heads explosion-proof shell; 8-13; the Electrical heads Explosion-proof cap, 9; wink is moved pull-type Electrical heads, 9-1; the moving iron core that draws; 9-2; two limit switch controlling rods, 9-3; two spacing switches down.
Embodiment
Provide embodiment of the present utility model below in conjunction with accompanying drawing, be used for the utility model is further described.
Present embodiment a kind of can not open, not have electric self closing may command valve for electricity mainly to be made up of 8 big component automatically, valve body 1 is designed to cut-off type, valve disc 2 is designed to the floating pressure balanced type, valve disc collar extension sealing material is poly-tetrafluoro alkene alloy, and frictional force is little, and the valve disc middle part is provided with the water conservancy diversion weighing apparatus and presses hole 2-1, the first valve disc valve rod long splice 2-2-1 goes up design pod apertures 2-7, design has ring overflow hole 2-3 on the valve disc, and it is spry and light quick that valve disc is opened and closed, and active force is little; Electromagnetic force pintle hook lock mode is adopted in the keying of valve design, non-direct lifting and pulling type, and specially designed locking type dynamic pressure Electrical heads 8, the keying of valve disc 2 is promptly controlled in the effect of playing control valve and opening-close; More small-sized nothing electricity self closing may command valve lifts the manually operated type that is designed to of valve rod, and relatively large nothing electricity self closing may command valve lifts the electrodynamic type that is designed to of valve rod, and specially designed wink, moving pull-type Electrical heads was realized the automatic unlatching of valve; Energising, valve begins to open, and full open puts in place, and wink movingly lifted Electrical heads and quits work when the valve rod of locking type dynamic pressure Electrical heads location lock core 8-4 bullet advanced valve rod location locked groove 6-1
The state design that valve is opened adopts electromagnetic force pintle hook lock mode to keep, pintle hook lock power is little, its power is only for overcoming closing of lock core push rod Returnning spring power and lock core push rod damping spring power, therefore, locking type dynamic pressure Electrical heads with directly lift mode Electrical heads design specification compare little a lot, the valve of big specification particularly.
Locking type dynamic pressure Electrical heads
Locking type dynamic pressure Electrical heads has 13 component and forms, the action of a magnetic field power that Electrical heads produces can make dynamic pressure iron core 8-3 promote lock core push rod 8-7, lock core is exerted pressure to the valve rod location, promptly exert pressure to the Electrical heads cephalad direction, the Electrical heads of conventional design is generally to caudal action power, produce motive force, the utility model is opposite with conventional design; Spur valve rod 6 this moment, promptly lifts valve disc 2, locatees locked groove 6-1 when valve rod location lock core 8-4 bullet advances valve rod, and valve is all opened; Keep pushing force (maintenance electromagnetic force), maintenance is to the locking of valve rod 6 positions, the opening state of maintaining valve, have a power failure or outage, Electrical heads loses the magnetic force effect, and resetting at the lock core push rod plays under the effect of 8-8, and valve rod location lock core 8-4 ejects, releasing is to the lock state of valve rod 6, valve disc 2, this moment valve closing; During dynamic pressure iron core 8-3 motion, carry out Current Control with Current Control pole pair current controller, the Electrical heads operating temperature is remained under the not high state, power consumption is few, reaches the low-temperature safety effect.
Wink is moved pull-type Electrical heads
The action of a magnetic field power that produces when Electrical heads makes draws iron core 9-1 to be subjected to the magnetic field tension, lifts valve rod 6 and moves upward (to the motion of Electrical heads afterbody), and to limiting the position, valve rod location lock core 8-4 enters valve rod and locatees locked groove 6-1, when valve is all opened; Move and draw iron core 9-1 meanwhile to promote limit switch controlling rod 9-2, touch two spacing switch 9-3 deenergizations down, close Electrical heads, and the two spacing switches of going up of shake-up are simultaneously opened the outer valve disc of valve and opened the LG tutorial light, finish program work.Wink moving pull-type Electrical heads again task must treat that valve cuts out, restart.Moving work of drawing iron core 9-1 is at every turn with regard to once, and about 1～3 second of time is so claim that its Electrical heads is a moving pull-type Electrical heads of wink.Wink, moving pull-type Electrical heads 9 was less because of stressed little design specification.
Two limit switch 9-3 are one-piece type two switch upper and lower settings, and following switch is a Normally closed type, and last switch is open in usual.Following switch is the stop switch of moving pull-type Electrical heads of wink, and last switch is that the outer valve disc of valve is opened indicator light switch.
Valve disc
Described valve disc 2 comprises the last disk body 2-6 that is fixed together, following disk body 2-5 and the valve disc valve rod first long splice 2-2-1, the valve disc valve rod first long splice 2-2-1 is provided with the valve disc valve rod second long splice 2-2-2 with its flexible connection, by the valve disc valve rod first long splice 2-2-1 and the second long splice 2-2-2 valve rod 6 on valve disc 2 and top is linked together, the periphery of the valve disc valve rod first long splice 2-2-1 is provided with and is used for the valve disc pod apertures 2-7 that is connected with the uuper valve chamber 1-3 on valve body 1 top, the front and back valve pocket 1-1 of following disk body 2-5 and valve body 1 bottom, 1-2 is sealed and matched, the upper end of the valve disc valve rod second long splice 2-2-2 is threaded with valve rod 6, the lower end periphery is provided with and is used for and the fixing ear 2-8 of the fixing slip of the upper end lock-bit of the valve disc valve rod first long splice 2-2-1, sliding, sliding friction is connected between the inwall of periphery and the valve disc valve rod first long splice 2-2-1 of fixing ear 2-8, when valve rod 6 rises, at first driving the valve disc valve rod second long splice 2-2-2 moves on sliding in the valve disc valve rod first long splice 2-2-1, when fixedly ear 2-8 is affiliated to the top of the valve disc valve rod first long splice 2-2-1 when sliding, drive this moment to go up on the disk body 2-6 and move, thereby make the following disk body 2-5 that links together with it also with on move, the upper end of bottom valve disc guide rod 2-4 by the valve disc guide rod fixedly ear 2-9 be affiliated to upper end at last disk body 2-6, the lower end of valve disc guide rod 2-4 is located in the guide rod locating slot 2-4-1 that is used to play the guiding role that offers on the valve body 1, the centre of valve disc guide rod 2-4 offers with the water conservancy diversion weighing apparatus of preceding valve pocket 1-1 conducting and presses hole 2-1, and last disk body 2-6 is provided with the ring overflow hole 2-3 with back valve pocket 1-2 conducting;
Valve disc collar extension sealing material is for can play polycondensation tetrafluoroethylene alloy, surface friction drag is very little, motion the bite phenomenon can not occur, valve bottom valve disc guide rod 2-4 makes valve disc motion held stationary, valve disc guide rod 2-4 upper end is provided with the water conservancy diversion weighing apparatus and presses hole 2-1, when valve rod 6 lifts valve disc 2 risings, water conservancy diversion weighing apparatus presses hole 2-1 the fluid of preceding valve pocket 1-1 and pressure can be directed at pipeline behind the valve, the valve disc valve rod second long splice 2-2-2 is the movable joint that connects valve rod 6, the bar head has 2～3 millimeters internodes apart from (gap) with being connected, when valve rod 6 has just been mentioned, do not mention valve disc 2, press hole 2-1, the fluid of balance valve pocket and pipeline and pressure but open the water conservancy diversion weighing apparatus, after 2～3 millimeters of the pull-ups, when fixedly ear 2-8 is affiliated to the top of last disk body 2-6 when sliding, move on the disk body 2-6 in the drive, valve rod 6 is just mentioned valve disc 2 at this moment, this moment, inner fluid heel pressure was drained in the upper cavity on top by the valve disc pod apertures 2-7 of last disk body 2-6 periphery again, so reduced the pulling resistance.Guarantee the quick unlatching of valve with this kind structural design; When valve disc 2 descended, the ring overflow hole 2-3 on the valve disc 2 can be directed at uuper valve chamber with pipeline fluid and pressure, and valve pocket pressure about the balance valve body makes the valve disc motion smoothly rapidly, opens and closes spry and light.Because little, the fluid resistance of valve disc kinetic friction resistance, pressure resistance effect are little, lift valve disc and only need overcome valve disc Returnning spring, friction force.
The may command processor
The may command processor is made up of vertoro, signal coder, programmable controller, alarm, reset key etc.Vertoro provides light current (DC24V, 4-20mA) for programmable controller and other devices, and programmable controller is a Signal Data Processor, overflows or the danger signal data, and can send has a power failure handles electrical signal, carries out pipeline and cuts off safety control; When pipeline be n many or and during with upper pipeline, many of signal coder editor n or and encode with upper pipeline; Programmable controller can receive each pipeline signal data, when a certain pipeline occurs overflowing or the danger signal data are only sent to have a power failure to this road and handled electrical signal; The power failure device is made up of Normally closed type light current Electrical heads and outer electrical source of power switch, and outer electrical source of power is solenoid valve locking type dynamic pressure Electrical heads power supply both; During proper functioning, the moving iron core of light current Electrical heads is subjected to acting force of the spring to press switch, and outer electrical source of power is communicated with; When programmable controller was given light current Electrical heads electrical signal, moving iron core adhesive disconnected outer electrical source of power, realizes cut-offing instruction.Programmable controller sends when handling electrical signal and also reports to the police, and sees Fig. 1, Fig. 2.Task must be eliminated command signal manually by reset key again.
Working principle of the present utility model, step and method
Ready when pipe-line system work, on-the-spot danger signal data acquisition unit, may command processor are in normal working, and system can work.To 8 power supplies (pressing enable switch) of locking type dynamic pressure Electrical heads, the magnetic field force induced effect of dynamic pressure iron core 8-3 is moved to valve rod 6 directions, promote the lock core push rod, compression lock core push rod Returnning spring 8-8, valve rod lock core damping spring 8-5 make the stressed valve rod 6 that presses of valve rod location lock core 8-4; If work is less valve, with handle for valve stem 7 pulling valve rods 6, water conservancy diversion weighing apparatus in valve disc center presses hole 2-1 that valve cavity of resorption fluid is directed at epicoele, balance valve body valve pocket pressure up and down rapidly, and the ring overflow hole 2-3 on the valve disc ring is directed at pipeline behind the valve with the fluid of uuper valve chamber and pressure, the release of uuper valve chamber earial drainage, make valve disc be pulled to maximum open position smoothly, at this moment can hear card one, valve rod lock core 8-4 locks valve rod location locked groove 6-1, valve is all opened, and line transportation begins; Keep pushing force (keeping energising-maintenance magnetic force), keep locking, the opening state of maintaining valve stem position; When what work is bigger valve or the demanding valve of automatic control, should select the valve of moving pull-type Electrical heads 9 of band wink for use.Press the start button of moving pull-type Electrical heads 9 of wink, move the magnetic field force induced effect of iron core 9-1 of drawing, lift valve rod and move upward (promptly lifting valve disc), advance valve rod location locked groove 6-1 to limiting valve rod location, position lock core 8-4 bullet, valve is all opened, meanwhile, the moving iron core 9-1 that draws promotes the lower position switch deenergization that limit switch controlling rod 9-2 touches two limit switch 9-3, closes the moving Electrical heads that draws, and touches two spacing switches of going up simultaneously, open the outer valve disc of valve and open the LG tutorial light, finish program work.
When system receive danger signal or data (as: superpressure, overtemperature, super liquid level,, the escape of liquid concentration of medium exceeds standard, terminal equipment or facility trouble signal), the may command processor sends instruction, cut off the power supply of locking type dynamic pressure Electrical heads 8, the dynamic pressure iron core 8-3 power effect that loses magnetism, under the promotion of lock core Returnning spring 8-8 active force, push valve rod location lock core 8-4 open, lock core push rod 8-7, dynamic pressure iron core 8-3 are resetted; This moment, valve rod 6 and valve disc 2 began to descend under the effect of valve disc Returnning spring 3, and the ring overflow hole 2-3 on the valve disc ring is directed at uuper valve chamber with pipeline fluid and pressure simultaneously, constantly increases Fluid Volume, balance pressure, valve disc is moved down smoothly reset,, cut off fluid until close port.When system blackout, outage may command processor can not send instruction, the dynamic pressure iron core 8-3 power effect that loses magnetism, release, valve cuts out.When the pipeline proper functioning, have a power failure suddenly or outage, valve cuts out equally.
Work characteristics
When the pipe-line system proper functioning, have a power failure suddenly or outage, can not open, not have electric self closing controllable valve goalkeeper automatically for electricity and close; In the scene of fire, the general easy power supply that burns, perhaps fire-fighting is speedily carried out rescue work and is broken power supply, if there is not the valve of this function, closes the valve cutout immediately, and hazard level and loss will increase.Have a power failure, cut off the power supply, do not need the control processing device to send instruction, and automatic-closing valve is a design characteristic.
When occurring having a power failure or outage, when coming electrical phenomena again, valve can not opened automatically, misoperation takes place, can avoid sending a telegram here and promptly open the passive danger that valve recovers the mobile generation of fluid, necessary people is to systems inspection, readjust control, just can open pipeline once more, avoid operational hazards.
Owing to be provided with Current Control bar 8-11 in solenoid valve, control current controller 8-10 is under the low current condition electromagnetic coil always and works, and power consumption is few, can make the coil working temperature very low, generally than only high tens degree of ambient temperature, reaches cryogenic effect.Guarantee the reliability of valve work, prolong the solenoid valve operating life.This kind structure initialization electric current is still bigger, along with the displacement current minimizing of Current Control bar 8-11.
Wink, moving pull-type Electrical heads 9 each work lifted program with regard to single one, and task must treat that valve cuts out again, restarts.
Processing instruction and effect that the may command processor sends are: have a power failure! Rather than other.
Claims (7)
1. can not open for electricity automatically for one kind, there is not electric self closing may command valve, be characterised in that and comprise valve body (1), valve disc (2) and valve gap (4), valve disc (2) flexibly connects with the valve rod (6) on top, flexibly connect by valve disc Returnning spring (3) between valve disc (2) and the valve gap (4), valve rod (6) is fixing and guide movement and sealing by valve rod base (5), the top of valve rod (6) is connected with the valve rod that is used to control valve rod (6) lifting and lifts controller, one side of valve rod base (5) is connected with locking type dynamic pressure Electrical heads (8), lifts controller by valve rod and makes valve rod (6) and locking type dynamic pressure Electrical heads (8) mating reaction.
2. can not open automatically according to the described a kind of electricity of giving of claim 1, there is not electric self closing may command valve, it is characterized in that described valve disc (2) comprises the last disk body (2-6) that is fixed together, following disk body (2-5) and valve disc valve rod first long splice (2-2-1), valve disc valve rod first long splice (2-2-1) is provided with valve disc valve rod second long splice (2-2-2) with its flexible connection, link together by valve disc valve rod first long splice (2-2-1) and second long splice (2-2-2) valve rod (6) valve disc (2) and top, the periphery of valve disc valve rod first long splice (2-2-1) is provided with and is used for the valve disc pod apertures (2-7) that is connected with the uuper valve chamber (1-3) on valve body (1) top, the front and back valve pocket (1-1) of following disk body (2-5) and valve body (1) bottom, (1-2) be sealed and matched, the upper end of valve disc valve rod second long splice (2-2-2) is threaded with valve rod (6), the lower end periphery is provided with and is used for and the fixing ear (2-8) of the fixing slip of the upper end lock-bit of valve disc valve rod first long splice (2-2-1), sliding, sliding friction is connected between the inwall of periphery and valve disc valve rod first long splice (2-2-1) of fixing ear (2-8), the upper end of bottom valve disc guide rod (2-4) by the valve disc guide rod fixedly ear (2-9) be affiliated to upper end at last disk body (2-6), the lower end of valve disc guide rod (2-4) is located in the guide rod locating slot of offering on the valve body (1) (2-4-1) that is used to play the guiding role, the centre of valve disc guide rod (2-4) offers with the water conservancy diversion weighing apparatus of preceding valve pocket (1-1) conducting and presses hole (2-1), and last disk body (2-6) is provided with the ring overflow hole (2-3) with back valve pocket (1-2) conducting.
3. can not open, not have electric self closing may command valve automatically according to the described a kind of electricity of giving of claim 1, it is characterized in that described valve rod lifts controller and looks different needs and can be set to that manual opening stem lifts controller and electric stem lifts controller.
4. can not open automatically according to the described a kind of electricity of giving of claim 1; there is not electric self closing may command valve; it is characterized in that it is handle for valve stem and the protecting jacket (7) that removably connects with valve rod base (5) that described manual opening stem lifts controller; described handle for valve stem and protecting jacket (7) are provided with two first cylindrical hole (7-1) that has internal thread and second (7-2) that axis is perpendicular; wherein the outside thread that periphery is offered on first cylindrical hole (7-1) and the valve rod base (5) is connected; second cylindrical hole (7-2) is connected with the outside thread that valve rod (6) upper end periphery is offered; exchange by two cylindrical holes; can realize the different function of handle for valve stem and protecting jacket (7); lift controller when handle for valve stem and protecting jacket (7) and valve rod (6) are manual opening stem when being connected, can realize moving on the valve rod (6) by manually lifting handle for valve stem and protecting jacket (7) this moment.
5. can not open, not have electric self closing may command valve automatically according to the described a kind of electricity of giving of claim 1, it is characterized in that it is the moving pull-type Electrical heads (9) of wink of fixedlying connected with valve rod base (5) that described electric stem lifts controller, comprises moving two limit switch controlling rods (9-2) and the two limit switch (9-3) that draws magnet (9-1) and top thereof that is set to the push rod shape; Two limit switches (9-3) are one-piece type two switch upper and lower settings, and following switch is normally closed, and the last switch of two limit switches (9-3) is often opened, and can open tutorial light with set valve on the may command processor of outside and be connected under start stop lever (9-2) effect.
6. can not open, not have electric self closing may command valve automatically according to the described a kind of electricity of giving of claim 1, it is characterized in that the electromagnetism headstock (8-1) of described locking type dynamic pressure Electrical heads (8) by a side fixedly connected with valve rod base (5), Electrical heads explosion-proof shell (8-12) screw thread is fixed on the electromagnetism headstock (8-1), and Electrical heads joins quick-fried lid (8-13) screw thread and is fixed on the Electrical heads explosion-proof shell (8-12); Its inside is provided with fixed magnet core (8-2), the dynamic pressure iron core (8-3) that periphery holds coil (8-9), the one side design of fixed magnet core (8-2) has valve rod location lock core (8-4), it cooperates with valve rod location locked groove (6-1) clamping on the valve rod (6), is provided with valve rod lock core damping spring (8-5), lock core cover (8-6) and lock core push rod Returnning spring (8-8) between valve rod location lock core (8-4) and lock core push rod (8-7) termination; The lock core push rod (8-7) that axially runs through the fixed magnet core flexibly connects with dynamic pressure iron core (8-3), and dynamic pressure iron core (8-3) is connected to current controller (8-10) by the Current Control bar (8-11) of one side.
7. can not open, not have electric self closing may command valve automatically according to the described a kind of electricity of giving of claim 1, it is characterized in that can not open, not have electric self closing may command valve automatically to electricity is the valve that is controlled by danger signal data control processing device able to programme, accepts the power cut signal of control processing device able to programme.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206518806U CN201973246U (en) | 2010-11-27 | 2010-11-27 | Controllable valve incapable of being automatically opened with electricity and capable of being automatically closed without electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206518806U CN201973246U (en) | 2010-11-27 | 2010-11-27 | Controllable valve incapable of being automatically opened with electricity and capable of being automatically closed without electricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201973246U true CN201973246U (en) | 2011-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206518806U Expired - Lifetime CN201973246U (en) | 2010-11-27 | 2010-11-27 | Controllable valve incapable of being automatically opened with electricity and capable of being automatically closed without electricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201973246U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022558A (en) * | 2010-11-27 | 2011-04-20 | 朱红春 | Controllable valve capable of being not automatically opened in powered state and being automatically closed without power |
| CN109826976A (en) * | 2019-03-16 | 2019-05-31 | 杭州道盈信息科技有限公司 | A kind of Pneumatic three-way interflow regulating valve equipped with improved protection mechanism |
| CN111895169A (en) * | 2020-08-10 | 2020-11-06 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
-
2010
- 2010-11-27 CN CN2010206518806U patent/CN201973246U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022558A (en) * | 2010-11-27 | 2011-04-20 | 朱红春 | Controllable valve capable of being not automatically opened in powered state and being automatically closed without power |
| CN102022558B (en) * | 2010-11-27 | 2012-08-29 | 朱红春 | Controllable valve capable of being not automatically opened in powered state and being automatically closed without power |
| CN109826976A (en) * | 2019-03-16 | 2019-05-31 | 杭州道盈信息科技有限公司 | A kind of Pneumatic three-way interflow regulating valve equipped with improved protection mechanism |
| CN109826976B (en) * | 2019-03-16 | 2020-05-08 | 杭州道盈信息科技有限公司 | Pneumatic three-way confluence regulating valve with improved protection mechanism |
| CN111895169A (en) * | 2020-08-10 | 2020-11-06 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
| CN111895169B (en) * | 2020-08-10 | 2022-03-11 | 南京拓耘达智慧科技有限公司 | Remote electronic lock and mechanical lock coexisting structure of electric actuating mechanism |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110914 Effective date of abandoning: 20120829 |