CN109595380B - A kind of fuel gas pipeline valve - Google Patents
A kind of fuel gas pipeline valve Download PDFInfo
- Publication number
- CN109595380B CN109595380B CN201910038207.0A CN201910038207A CN109595380B CN 109595380 B CN109595380 B CN 109595380B CN 201910038207 A CN201910038207 A CN 201910038207A CN 109595380 B CN109595380 B CN 109595380B
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- Prior art keywords
- hole
- electromagnet
- locking
- bar
- drive shaft
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- 239000002737 fuel gas Substances 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 32
- 230000003028 elevating effect Effects 0.000 claims description 33
- 230000033001 locomotion Effects 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 11
- 230000005389 magnetism Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000011162 core material Substances 0.000 description 66
- 230000008859 change Effects 0.000 description 8
- 239000000306 component Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0668—Sliding valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/10—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid with additional mechanism between armature and closure member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a kind of fuel gas pipeline valves, belong to valve field, including valve body and spool Power Component.Spool Power Component includes installation ontology, electromagnet, lifting device, adjustment device, locking device.Electromagnet adjusts adjustment of the device to realize air inflow, locking device is to guarantee that core assembly is in reliable and stable position to drive lifting device to block or open into outlet passageway.The present invention has the function of quickly opening and closing burnt gas valve while having saving power consumption, reducing because electrical component leads to the beneficial effect of failure.
Description
Technical field
The present invention relates to valve field, specially a kind of fuel gas pipeline valve.
Background technique
Natural gas or coal gas used in every household etc. at present is controlled by gas valve, and gas valve is combustion gas
The critical facility of pipe network, the effects of playing combustion gas or the cutting fuel gas transmission of isolation different medium, if valve due to being not closed completely or
Person's blowout protection is not in place, generates gas leakage, will seriously affect safety in production and safe handling, while gas cooker is in accident
Stop working it is unattended in the case where, combustion gas still will continue to conveying be allowed to cause gas leakage, have very big security risk.With
The development of technology of Internet of things and the development of automatic control technology, by remotely controlling as a kind of development trend, currently in order to
Emergency cut-off is realized, as domestic electromagnetic gas valve can drive gas valve to close automatically after the signal for receiving gas leak detection device
It closes, in order to adjust air inflow or air pressure, a kind of electronic adjustable valve is often installed, therefore for safety and application demand meeting
Two valves are installed, therefore considerably increase the investment of equipment.In addition, current solenoid valve or motor-driven valve, in the mistake of operation
After Cheng Zhong, or operation completion, generally require to keep electriferous state to keep the reliability of valve therefore to will increase electric energy
Consumption, do not meet the effect of energy-saving and emission-reduction.Therefore one kind quickly folding, emergency cut-off and one kind with adjustment function are designed
Energy-efficient gas valve becomes a kind of urgent requirement.
Summary of the invention
The technical problem to be solved by the present invention is providing the rapidly opened and closed, emergency cut-off of one kind and there is adjustment function
A kind of energy-efficient fuel gas pipeline valve.
The technical solution of the technical problem to be solved in the present invention is: a kind of fuel gas pipeline valve, including logical equipped with air inlet
The valve body in road, outlet passageway and spool cavity, the spool inside cavity are equipped with core assembly, it is characterised in that: further include valve
Core power component.The spool Power Component includes installation ontology, electromagnet, lifting device, adjustment device, locking device.Institute
It states and is equipped with movable chamber in the middle part of installation ontology, the top and bottom of the installation ontology are respectively equipped with adjusts rod through-hole above and below, described
The side for installing ontology is equipped with locking through-hole.The electromagnet is at least provided with two, and electromagnet is using lower dolly bar through-hole as axle center
It is uniformly arranged on the inner wall of movable chamber.The lifting device includes elevating lever, upper suction disc, lower suction disc.The elevating lever is equipped with
Along the adjustment screw hole of direction of axis line.The upper suction disc is fixedly connected with the upper end of elevating lever, and the lower part of the upper suction disc is equipped with
Permanent magnet is acted, the movement permanent magnet and electromagnet are overlapped in the up-down direction, and the side of the upper suction disc is equipped with lockpin hole,
The axial line of the lockpin hole and the axis parallel of locking through-hole, the lockpin hole inside are equipped with lock pin, and the lock pin is close
The end of the one end in lockpin hole aperture is equipped with locking permanent magnet.The lower suction disc is fixedly connected with the lower end of elevating lever, lower suction disc
Central symmetry with the structure of upper suction disc about elevating lever.The adjustment device includes fixed station, drive shaft, adjustment bar, driving
Axis driver.It is fixedly connected on the outside of the fixed station with movable cavity wall, inside passes through bearing and driving axis connection.The driving
The axial line of axis is overlapped with the axial line of elevating lever, and the drive shaft is equipped with main transmission hole, the driving on direction of axis line
The upper end of axis and drive shaft driver link, and the upper end cross sectional shape of the adjustment bar is identical as the cross sectional shape in main transmission hole,
And the upper end sliding plug of bar is adjusted inside main transmission hole, the middle part of the adjustment bar is equipped with and the adjustment matched spiral shell of screw hole
Line, the middle part and adjustment screw hole for adjusting bar are spirally connected connection, and the lower end for adjusting bar is connected with the power intake of core assembly.
The locking device includes sliding tube, magnetic core, manual unlocking bar, stop collar.It is arranged with electromagnetic coil on the outside of the sliding tube,
The sliding tube is set in locking through-hole and is fixedly connected with locking through-hole wall, and the sliding tube is round outside but spuare inside pipe.Institute
The length that core length is greater than sliding tube is stated, and is slideably positioned in inside sliding tube in the middle part of magnetic core, the magnetic core is close to peace
The one end for filling outer body is equipped with screw thread, and the magnetic core constitutes lock pin between one end and movable chamber on the inside of installation ontology and inserts
Vestibule.The stop collar is fixed with the inner wall of locking through-hole and is connected set on one end of the close installation outer body of locking through-hole
It connects.The manual unlocking bar cramp is located between stop collar and sliding tube, and manual unlocking bar is set close to one end of installation outer body
There is a rotating block, the other end of manual unlocking bar is equipped with unlock screw hole, and the end of thread of the unlock screw hole and magnetic core is spirally connected connection.Institute
Stating rotating block is strip, and the central point of rotating block and the axial line of manual unlocking bar are overlapped and the length of rotating block is greater than limit
The thickness of position ring, the rotating block is horizontal positioned, and the middle part of the rotating block is equipped with the insurance groove of up and down direction.The locking
Lock is equipped at the aperture of through-hole, the lock is vertical direction, and at the upper end of lock and locking through-hole aperture
The upper end of inner wall is articulated and connected, and is embedded in the middle part of the lock in insurance inside grooves.
Preferably, the drive shaft driver is valve handle, and the upper end of the drive shaft driver and drive shaft is fixed
Connection.
Preferably, the drive shaft driver includes valve handle, the shaft being fixedly connected with valve handle lower part, is arranged
Driving gear in shaft is arranged driven gear on the driving shaft, the shaft be plugged in adjusting rod through-hole and with
It is rotatablely connected, and the lower end of shaft is connect by shaft fixing block with fixed station, and driving gear is located inside movable chamber, the master
Moving gear is engaged with driven gear.
Preferably, the drive shaft driver further includes driving motor, and the driving motor is fixedly connected with fixed station, institute
The axial line of the shaft of driving motor and the axis parallel of drive shaft are stated, the shaft of the driving motor is equipped with second actively
Gear, second driving gear are engaged with driven gear.
Preferably, the spool of the core assembly is entity, and the adjustment bar is overlapped with the axial line of spool, and is adjusted
The lower end of bar and the upper end rotation connection of spool.
Preferably, the spool of the core assembly be lower part be equipped with venthole, side be equipped with air inlet, the air inlet with
Venthole communicates, and the adjustment bar is overlapped with the axial line of spool, and is adjusted the lower end of bar and be fixedly connected with the upper end of spool.
Preferably, the installation ontology be equipped with control lead, control lead internally with electromagnet, electromagnetic coil, driving
Motor electrical connection；Or the installation ontology is equipped with control lead and three reversing switches, the control lead pass through commutation
Switch is electrically connected with electromagnet, electromagnetic coil, driving motor respectively.Or the control that the installation ontology is equipped with electrical connection is drawn
Line and controller, the controller by control lead and external power supply be electrically connected, the controller internally and electromagnet, drive
Dynamic motor electrical connection.
A kind of application method of fuel gas pipeline valve, it is characterised in that:
When method 1, normal use,
Under unpowered state:
Core assembly, which is in, opens and closes two states, and the upper end of upper suction disc and electromagnet is adsorbed when closed state, valve
The push rod of core assembly is located at spool cavity lower part, blocks to inlet channel；Open state is at present under suction disc and electromagnet
End absorption, the push rod of core assembly are located at spool cavity top, and releasing blocks inlet channel；Electromagnetic coil does not have band
Electricity, magnetic core are adsorbed without magnetism, the locking permanent magnet and magnetic core of lock pin, and lock pin is made to be plugged on the intracavitary portion of latch window, realization pair
The locking of lifting device；Electromagnet does not charge, and one of upper and lower suction disc and electromagnet adsorb.
The method for opening valve from closed state:
Step 1.1, control electromagnetic coil electrification, keep the electriferous state of electromagnetic coil, magnetic core after electromagnetic coil electrification
It is identical as the opposite polarity of one end of locking permanent magnet, and then lock pin is popped up from the intracavitary portion of latch window and enters lock pin by magnetic core
Inside hole, the locking to lifting device is released.
Step 1.2 applies a current impulse to electromagnet, and current direction is forward direction, when carrying out shutoff operation, electric current
Direction be negative sense, after applying forward current, the lower end of electromagnet generates different with the movement polarity of permanent magnet of lower suction disc
Polarity, while the polarity of the upper end of electromagnet is identical as the movement polarity of permanent magnet of upper suction disc, so make elevating lever by
Under move up so that drive core assembly push rod move up, realize the opening of valve.
Step 1.3 stops being powered to electromagnetic coil, so that magnetic core is disappeared close to the magnetism of one end of lock pin, lock pin is locking
The intracavitary portion of latch window is sucked under the action of permanent magnet realizes locking lifting device.
At this point, making drive shaft turns by rotate driving axis driver, and then adjustment bar rotation is driven, adjustment bar passes through
Lifting caused by rotation or rotation carries out the adjustment of air inflow.
The method for closing valve from opening state:
Step 2.1, control electromagnetic coil electrification, release the locking to lifting device.
Step 2.2 applies a current impulse to electromagnet, and current direction is negative sense, after applying negative current, electromagnetism
The lower end of iron generates polarity identical with the movement polarity of permanent magnet of lower suction disc, while the polarity of the upper end of electromagnet and upper suction
The polarity of the movement permanent magnet of plate is different, and then makes under the push rod for moving from top to bottom and then driving core assembly of elevating lever
It moves, realizes the closing of valve.
Step 2.3 stops being powered to electromagnetic coil, locks to lifting device.
Method 2, without control power supply, can not be in the case where electric operating, the method for emergency cut-off:
Step 3.1 takes out lock from insurance groove, and rotary motion block, rotating block drive magnetic core to lockpin hole later
Direction it is mobile, so that lock pin is exited latch window chamber and enter lockpin hole, and then release the locking to lifting device.
Step 3.2 removes valve handle.
In the main transmission hole of step 3, and adjustment bar is pushed down on, the push rod of adjustment bar driving core assembly moves down, in turn
Complete emergency cut-off.
The invention has the benefit that
Have the function of quickly opening and closing burnt gas valve；
Have the function of adjusting valve air inflow or air pressure；
Has the function of manual closing in an emergency situation；
With the beneficial effect saved power consumption, reduce generation electrical hazard.
Detailed description of the invention
Fig. 1 is the cross-sectional view of an embodiment of the present invention,
Fig. 2 is the cross-sectional view of the installation ontology and lifting device of an embodiment of the present invention,
Fig. 3 is the enlarged drawing of a-quadrant in Fig. 1,
Fig. 4 is the schematic diagram of the drive shaft driver of an embodiment of the present invention,
Fig. 5 is the schematic diagram of an embodiment of the present invention section view in the middle part of fixed station,
Fig. 6 is B direction schematic diagram in Fig. 1,
Fig. 7 is D direction schematic diagram in Fig. 3
In figure:
410, the second driving gear；400, driving motor；249, driven gear；248, driving gear；247, shaft；246,
Valve handle；215, lock；258, insure groove；257, rotating block；255, latch window chamber；254, electromagnetic coil；256,
Stop collar；253, manual unlocking bar；252, magnetic core；251, sliding tube；245, main transmission hole；244, drive shaft driver；243,
Adjust bar；242, drive shaft；241, fixed station；236, permanent magnet is locked；237, lock pin；238, lockpin hole；234, permanent magnetism is acted
Iron；239, screw hole is adjusted；233, lower suction disc；232, upper suction disc；231, elevating lever；214, lower dolly bar through-hole；213, locking is logical
Hole；212, upper adjusting rod through-hole；211, movable chamber；250, locking device；240, device is adjusted；230, lifting device；220, electric
Magnet；210, ontology is installed；140, core assembly；130, spool cavity；120, outlet passageway；110, inlet channel；100, valve
Body；
Specific embodiment
To keep technical solution of the present invention and beneficial effect clearer, embodiments of the present invention are done further below
Explain in detail.
As shown in Figure 1, the invention is a kind of fuel gas pipeline valve, including it is equipped with inlet channel 110,120 and of outlet passageway
The valve body 100 of spool cavity 130.It is equipped with core assembly 140 inside spool cavity 130, further includes spool Power Component, to control
Core assembly 140 processed realizes the opening and closing of valve.Such as application No. is a kind of 201621266949.7 electric-controlled gas valve,
Core assembly 140 realizes the linkage with external manipulation mechanism inside spool cavity 130, and through push rod I and push rod II.In
In the present invention, for spool Power Component to realize the driving to core assembly 140, main includes installation ontology 210, electromagnet
220, lifting device 230, adjustment device 240, locking device 250.
It installs and is equipped with movable chamber 211 in the middle part of ontology 210, to realize the installation of electric control element.The upper end of ontology 210 is installed
It is respectively equipped with upper and lower adjusting rod through-hole 212,214 with lower end, wherein upper adjusting rod through-hole 212 is to realize installation valve handle
246, it is manually controlled by the realization of valve handle 246.Lower dolly bar through-hole 214 is to grafting adjustment bar 243 so as to itself and spool
The connection of component 140.The side for installing ontology 210 is equipped with locking through-hole 213, to install tripper so as in emergency
Under carry out that valve is turned off manually.
Electromagnet 220 is located at the inside of movable chamber 211, and electromagnet 220 is at least provided with two, as shown in fig. 6, the present embodiment
In, the quantity of electromagnet 220 is four, and in order to realize uniform force, electromagnet 220 is that axle center is equal with lower dolly bar through-hole 214
On the even inner wall that movable chamber 211 is set.Electromagnet 220 is simple electromagnet in the present invention, mainly includes iron core and winding
Coil windings on iron core, and insulating materials is coated with outside it.The shell of electromagnet 220 passes through insulating materials and activity
The inner wall of chamber 211 is fixedly connected.
For lifting device 230 to realize the control to adjustment bar 243, i.e., control adjustment bar 243 is up and down, and then realizes
Core assembly 140 slides up and down.As shown in Fig. 2, lifting device 230 includes elevating lever 231, upper suction disc 232, lower suction disc 233.
Elevating lever 231 is rectangle or circular strip rod, and center is equipped with adjustment screw hole 239, adjustment screw hole 239
Direction of axis line is overlapped with the direction of axis line of elevating lever 231.
Upper suction disc 232 and lower suction disc 233 are fixedly connected with the top and bottom of elevating lever 231 respectively.Upper suction disc 232 can be with
For sheet, and its quantity is identical as the quantity of electromagnet 220.Upper suction disc 232 be evenly distributed on 231 surrounding of elevating lever and and
Elevating lever 231 is fixedly connected.The lower end of upper suction disc 232 is equipped with movement permanent magnet 234, movement permanent magnet 234 and electromagnet 220
Iron core be overlapped in the up-down direction.
Upper suction disc 232 or ring-type, and upper suction disc 232 is set in upper end and and the elevating lever of elevating lever 231
231 are fixedly connected.The lower part of upper suction disc 232 is equipped with equally distributed movement permanent magnet 234, and acts the number of permanent magnet 234
It measures identical as 220 quantity of electromagnet.The one side of movement permanent magnet 234 on upper and lower suction disc 232,233 towards electromagnet 220
Polarity is identical, therefore when electromagnet 220 passes through the electric current of different directions, moving up for elevating lever 231 may be implemented
With move down.
In order to improve the safety of valve, the side of upper suction disc 232 is equipped with lockpin hole 238.The axial line of lockpin hole 238 with
Lock the axis parallel of through-hole 213.Lock pin 237 is equipped with inside lockpin hole 238.Lock pin 237 close to 238 aperture of lockpin hole one
The end at end is equipped with locking permanent magnet 236.Permanent magnet 236 is locked in the attraction by magnetic core 252, driving lock pin 237 is inserted
Enter to lock inside through-hole 213, and then realizes locking.Permanent magnet 236 is locked in the repulsion by magnetic core 252, drives lock pin 237
It is popped up inside locking through-hole 213, and then realizes and unlock.
Lower suction disc 233 is fixedly connected with the lower end of elevating lever 231, the symmetrical configuration of lower suction disc 233 and upper suction disc 232 and
Center symmetric setting of the structure of lower suction disc 233 and upper suction disc 232 about elevating lever 231.Due to upper and lower suction disc 232,233 with
Elevating lever 231 slide up and down, therefore lockpin hole 238 also can and then move up and down, locking through-hole 213 be equipped with two groups, electromagnet
220 one group of tops, one group of the lower part of electromagnet 220, the locking through-hole 213 of upper and lower part and upper and lower suction disc 232,233 quantity phases
Together.When the upper end of upper suction disc 232 and electromagnet 220 is attracted, the lockpin hole 238 of upper suction disc 232 and the lock on 220 top of electromagnet
Determine the coincidence of through-hole 213, i.e. the two aperture is opposite.When the lower end of lower suction disc 233 and electromagnet 220 is attracted, the lock of lower suction disc 233
Pin hole 238 is overlapped with the locking through-hole 213 of 220 lower part of electromagnet, i.e. the two aperture is opposite.It is achieved that being completed in movement
Afterwards, to the locking of lifting device 230.
The position setting of locking through-hole 213 is not limited only to the record of description above.
Lifting device 230 adjusts device to realize the up and down motion of adjustment bar 243 and then realize that valve opens and closes
240 size to the throughput of the valve in the case where adjusting opening state.Adjusting device 240 includes fixed station 241, drive shaft
242, bar 243, drive shaft driver 244 are adjusted.As shown in figure 5, fixed station 241 can be plate, one end and activity at this time
211 inner wall of chamber is fixedly connected, and the other end is connect by bearing with drive shaft 242.Fixed station 241 or ring-type, this kind knot
Structure does not provide attached drawing, and periphery is fixedly connected with movable chamber 211, and inner circumferential is rotatablely connected by bearing and drive shaft 242.Fixed station
241 to realize the fixation to drive shaft 242.The axial line of drive shaft 242 is overlapped with the axial line of elevating lever 231, drive shaft
242 upper end and drive shaft driver 244 link, and drive shaft 242 is equipped with main transmission hole 245 on direction of axis line, to insert
Connect adjustment bar 243.
Preferably, as shown in Figure 1, drive shaft driver 244 can be valve handle 246.Drive shaft driver 244 and driving
The upper end of axis 242 is fixedly connected.The rotation of drive shaft 242 is realized by rotating valve handwheel 246.
Preferably, as shown in figure 4, drive shaft driver 244 is fixed including valve handle 246, with 246 lower part of valve handle
The shaft 247 of connection, the driving gear 248 being set in shaft 247, the driven gear 249 being set in drive shaft 242.Turn
Axis 247 is plugged in adjusting rod through-hole 212 and is rotatablely connected with it, and the lower end of shaft 247 passes through shaft fixing block and fixation
Platform 241 connects, and driving gear 248 is located inside movable chamber 211.Driving gear 248 is engaged with driven gear 249.Pass through at this time
Speed change between driving gear 248 and driven gear 249 realizes the accurate adjustment of drive shaft 242.
In that case, when carrying out emergency cut-off valve, the master of drive shaft 242 can not be inserted into using stock
Inside driving hole 245, therefore emergency cut-off valve can not be carried out.Therefore it needs to be arranged one on the top of installation ontology 210 and answer
Anxious solution lockhole, as shown in figure 4, the top of drive shaft 242, the through-hole on installation ontology 210 is solution lockhole of meeting an urgent need, this is answered
Anxious solution lockhole can be set to screw hole, under conventional operational state, be blocked by external screw, with the safety of guarantee gas.
Preferably, as shown in figure 4, automatically controlling to realize or remotely controlling, drive shaft driver 244 is also settable
Driving motor 400.Driving motor 400 is fixedly connected with fixed station 241.The axial line and drive shaft of the shaft of driving motor 400
242 axis parallel.The shaft of driving motor 400 be equipped with the second driving gear 410, the second driving gear 410 with it is driven
Gear 249 engages.
The upper end cross sectional shape for adjusting bar 243 is identical as the cross sectional shape in main transmission hole 245, and adjusts the upper of bar 243
Hold sliding plug inside main transmission hole 245.It adjusts and is equipped with gap between the upper end of bar 243 and the upper end in main transmission hole 245, and
And the gap is greater than the maximum distance that core assembly 140 moves up and down.Wherein adjust upper end cross sectional shape and the main transmission of bar 243
The cross sectional shape in hole 245 be it is non-circular, to the linkage both realized.The middle part for adjusting bar 243 is equipped with and adjustment screw hole 239
The screw thread matched, the middle part and adjustment screw hole 239 for adjusting bar 243 are spirally connected connection, therefore when elevating lever 231 moves up and down, can be with
Adjustment bar 243 is driven to move up and down.Adjustment bar 243 lower end connected with the power intake of core assembly 140, i.e., with spool group
The upper end of the push rod of part 140 connects, to drive core assembly 140.
If the spool of core assembly 140 is entity.Adjustment bar 243 is overlapped with the axial line of spool, and adjusts bar 243
Lower end and spool upper end rotation connection.The rotation connection refers to, when the two moves in the longitudinal direction, the movement side of the two
To identical, the two is being rotated, and may be implemented mutually to rotate.The connection of the two, the specially push rod of spool are such as realized by change
Top is equipped with change, and the outside of change is fixedly connected by two columns with push rod, and the lower part of adjustment bar 243 is equipped with inverted T
Shape pin, and the small head end that T shape pin is inserted is fixedly connected across change with adjustment bar 243, and the length of the stub end of T shape pin is big
In change internal diameter.The structure is intended only as example, is not limited in the mode of the rotation connection.For example, in adjustment bar 243 to upper
When end, the push rod of core assembly 140, which is cancelled, blocks inlet channel 110 and outlet passageway 120, realizes that valve is opened, leads at this time
It crosses the rotation that rotate driving axis 242 realizes adjustment bar 243 and is adjusted bar 243 after threads turn after adjustment bar 243 rotates
Control of the upper and lower minor adjustment and then realization to the degree of closure, and then realize the adjustment of throughput.
If the spool of core assembly 140 is that lower part is equipped with venthole side equipped with air inlet；Or core assembly 140
The side of push rod is equipped with ventilation groove, the closure shape of upper circular.It is blocked after the push rod decline of core assembly 140,
Push rod rising after realize it is open-minded, using rotational valve core component 140 push rod realize throughput adjustment.Bar is adjusted at this time
243 are overlapped with the axial line of spool, and adjust the lower end of bar 243 and be fixedly connected with the upper end of spool.Pass through rotate driving axis
242 can directly drive the push rod of core assembly 140 to rotate.
Locking device 250 is to lock lifting device 230 in the case where electromagnet 220 loses electric energy.Such as Fig. 3
It is shown, locking device 250 be set to locking through-hole 213 inside, mainly include sliding tube 251, magnetic core 252, manual unlocking bar 253,
Stop collar 256.The outside of sliding tube 251 is equipped with electromagnetic coil 254, and magnetic core 252 is plugged on the inside of sliding tube 251.Magnetic core 252
For ferrous material or other magnetic conductive materials.Insulating materials is utilized after the winding electromagnetic coil 254 of sliding tube 251, such as absolutely
Edge paint is coated.Sliding tube 251 is fixedly connected with the inner wall of locking through-hole 213.Magnetic core 252 is in sliding tube 251 in order to prevent
Inner rotation, sliding tube 251 are round outside but spuare inside pipe.
252 length of magnetic core is greater than the length of sliding tube 251, and the middle part of magnetic core 252 is slideably positioned in sliding tube 251
Portion, the both ends of magnetic core 252 protrude into the outside of sliding tube 251.Magnetic core 252 is equipped with spiral shell close to the one end in 210 outside of installation ontology
Line, i.e. magnetic core 252 are located at the one end of locking through-hole 213 at the aperture of installation 210 outer wall of ontology and are equipped with screw thread.Magnetic core 252
Latch window chamber 255 is constituted between one end and movable chamber 211 of 210 inside of installation ontology.The latch window chamber 255 to
Grafting lock pin 237.
Stop collar 256 is set to locking through-hole 213 close to the one end in installation ontology 210 outside, and with locking through-hole 213
Inner wall is fixedly connected, to stop manual unlocking bar 253 to skid off locking through-hole 213.Manual unlocking bar 253 is folded in stop collar
Between 256 and sliding tube 251, and can be in locking 213 inner rotation of through-hole.Manual unlocking bar 253 is outside installation ontology 210
One end of side is equipped with rotating block 257, and the other end of manual unlocking bar 253 is equipped with unlock screw hole.Unlock the spiral shell of screw hole and magnetic core 252
Line end is spirally connected connection.Rotating block 257 is strip, and the central point of rotating block 257 and the axial line of manual unlocking bar 253 are overlapped simultaneously
And the length of rotating block 257 is greater than the thickness of stop collar 256, at this point, rotating block 257 can pass through stop collar 256, so as to personnel
It is rotated.Under normal condition, rotating block 257 is horizontal positioned, and the middle part of rotating block 257 is equipped with the insurance groove of up and down direction
258, to by realizing the fixation to rotating block 257 with the cooperation of lock 215.
As shown in fig. 7, lock 215 is set at the aperture of locking through-hole 213.Lock 215 is vertical direction, and is protected
The upper end of inner wall is articulated and connected at the upper end and locking 213 aperture of through-hole of dangerous bolt 215.The middle part of lock 215, which is embedded, to be insured
Inside groove 258.At this point, rotating block 257 does not have to rotate easily under the action of lock 215, and then prevent unexpected hair
It is raw.In case of emergency, the then rotary motion block 257 of lock 215 can be pulled out, rotating block 257 drives manual unlocking bar 253
Rotation, since manual unlocking bar 253 can not move in the longitudinal direction, magnetic core 252 can not be rotated, therefore magnetic core 252 can be full of
Latch window chamber 255, and then lock pin 237 will not be inserted into latch window chamber 255, and then relieve the locking to lifting device 230
Function.
Since the present invention is equipped with electromagnetic coil 254, electromagnet 220 either driving motor 400, electric energy is also needed
Above-mentioned electrical component is driven to work.Above-mentioned apparatus is relatively simple, therefore control mode is with a variety of.
One, the present invention is not provided with control device in itself, is electrically connected by control lead and external controller.Therefore exist
Control lead can be set on installation ontology 210.It controls lead to be externally electrically connected with controller, peripheral control unit passes through to control
The control to electromagnet 220, electromagnetic coil 254 is realized in lead power supply and power-off processed.Meanwhile peripheral control unit passes through motor driven
The rotation of circuit control driving motor 400 and reversion etc..
Two, simple control device, such as switch, reversing switch etc. are set in itself, while passing through control lead and outside
Power sourced electric connection.Control lead and introduce external power supply, the input terminal for controlling lead and reversing switch connects, reversing switch it is defeated
Outlet and electromagnet 220 or electromagnetic coil 254 are electrically connected, to manually control electromagnet 220, electromagnetic coil 254 and
The rotation of driving motor 400.
Three, itself setting controller, such as small-sized SCM system, plc control system etc..Due to volume of the present invention
It is smaller, therefore controlled using single-chip microcontroller more convenient.Wherein the control electrode of the output interface of single-chip microcontroller and switching tube is electrically connected,
Turn-on and turn-off to control switch pipe.Each switching tube be serially connected in respectively power supply and electromagnet 220, electromagnetic coil 254 with
And between driving motor 400, to realize the control to above-mentioned electrical component.Controller itself is equipped with button and communication interface,
And it is equipped with the lead and power module of connection external power supply.Not only local Electronic control may be implemented but also can have been connect by communication
Cause for gossip shows remote electric control.Electromagnet 220, electromagnetic coil 254 and driving motor 400 are relatively held by way of DC control
Commutation is easily realized, therefore power module uses the power supply adaptor of the prior art, by power supply adaptor by external big voltage
Power supply is converted to low-voltage dc power supply.
Based on above structure, a kind of application method of fuel gas pipeline valve of the present invention, including following methods:
When method 1, normal use,
Under unpowered state:
Core assembly 140, which is in, opens and closes two states, defines closed state, upper suction disc 232 and electromagnet 220
Upper end absorption, the push rod of core assembly 140 are located at 130 lower part of spool cavity, define open state, lower suction disc 233 and electromagnet
220 lower end absorption, the push rod of core assembly 140 are located at 130 top of spool cavity；
Electromagnetic coil 254 does not charge, and magnetic core 252 is inhaled without magnetism, the locking permanent magnet 236 and magnetic core 252 of lock pin 237
It is attached, it is plugged on lock pin 237 inside latch window chamber 255, realizes the locking to lifting device 230；
Electromagnet 220 does not charge, and one of upper and lower suction disc 232,233 and electromagnet 220 adsorb.
The method for opening valve from closed state: the upper end of upper suction disc 232 and electromagnet 220 is adsorbed,
The mode of electrical control has been described in the description, and no longer specific control method has been described herein.
Step 1.1, control electromagnetic coil 254 charge, and the electrification of electromagnetic coil 254 is kept after the electrification of electromagnetic coil 254
State, magnetic core 252 is identical as the opposite polarity of one end of locking permanent magnet 236, and then magnetic core 252 inserts lock pin 237 from lock pin
It pops up and enters inside lockpin hole 238 inside vestibule 255, release the locking to lifting device 230.After unlocking, lifting
Device 230 is just provided with the condition moved up and down.
Step 1.2 applies a current impulse to electromagnet 220, defines current direction at this time as forward direction, is being closed
When closed operation, sense of current is negative sense, and the change of current direction may be implemented by reversing switch, i.e., electric by adjusting flowing into
The current direction of 220 coil windings the same end of magnet or the polarity of power supply are realized.Movement permanent magnetism on upper and lower suction disc 232,233
The polarity of iron 234 towards the one side of electromagnet 220 is identical, therefore when electromagnet 220 passes through the electric current of different directions, can
To realize moving up and moving down for elevating lever 231.After applying forward current, the lower end of electromagnet 220 is generated under
The different polarity of the polarity of the movement permanent magnet 234 of suction disc 233, while the polarity of the upper end of electromagnet 220 and upper suction disc 232
The polarity for acting permanent magnet 234 is identical, and then makes moving from bottom to top and then driving pushing away for core assembly 140 for elevating lever 231
Bar moves up, and realizes the opening of valve.
Step 1.3 stops being powered to electromagnetic coil 254, so that magnetic core 252 is disappeared close to the magnetism of one end of lock pin 237, lock
Pin 237 sucks under the action of locking permanent magnet 236 realizes locking inside latch window chamber 255.Lifting device 230 just can not be
It is moved, increases the stability and reliability of valve.After the completion of opening action operation, electromagnet 220, electromagnetic coil
254 all in uncharged state, therefore has better energy-saving effect.
Preferably, drive shaft 242 can be made to rotate by rotate driving axis driver 244 at this time, and then drive adjustment
Bar 243 rotates, and adjustment bar 243 carries out the adjustment of air inflow by lifting caused by rotation or rotation,
The method for closing valve from opening state: it adsorbs the lower end of lower suction disc 233 and electromagnet 220
Step 2.1, control electromagnetic coil 254 charge, and release the locking to lifting device 230,
Step 2.2 applies a current impulse to electromagnet 220, and current direction is negative sense, not with current direction when opening
Together, after applying negative current, the lower end of electromagnet 220 generates identical with the movement polarity of permanent magnet 234 of lower suction disc 233
Polarity, while the polarity of the upper end of electromagnet 220 is different with the movement polarity of permanent magnet 234 of upper suction disc 232, and then makes to go up and down
Moving from top to bottom and then the push rod of core assembly 140 being driven to move down for bar 231, realizes the closing of valve.
Step 2.3 stops being powered to electromagnetic coil 254, locks to lifting device 230.
Method 2, without control power supply, can not be in the case where electric operating, the method for emergency cut-off:
Step 3.1 takes out lock 215 from insurance groove 258, and rotary motion block 257, rotating block 257 drive later
Magnetic core is mobile to the direction of lockpin hole 238, so that lock pin 237 is exited latch window chamber 255 and enters lockpin hole 238, and then releasing pair
The locking of lifting device 230.
Step 3.2 removes valve handle 246.Due to valve handle 246 mounting means there are two types of and in above-mentioned knot
Structure explanation in recorded, respectively the axial line of valve handle 246 be overlapped with the axial line of drive shaft 242 mounting means,
The mounting means that the axial line of valve handle 246 is not overlapped with the axial line of drive shaft 242.In the axial line of valve handle 246
Under the mounting means being overlapped with the axial line of drive shaft 242, dismantling valve handle 246 both be may be implemented；In valve handle 246
Under the mounting means that axial line is not overlapped with the axial line of drive shaft 242, secretary as described above is carried, and is needed to remove to be mounted on and be answered
The screw of anxious solution lockhole.
Step 3,3, in the main transmission hole 245 with thin bar insertion drive shaft 242, and adjustment bar 243 is pushed down on, adjusts bar
The push rod of 243 driving core assemblies 140 moves down, and then completes emergency cut-off.
In conclusion only presently preferred embodiments of the present invention, is not supposed to be a limitation to the present invention, by above-mentioned
Description, relevant staff completely can without departing from the scope of the technological thought of the present invention', carry out multiplicity change
More and modify.Technical scope of the invention is not limited to the contents of the specification, all claimed range institutes under this invention
The shape stated, construction, feature and the so-called equivalent changes and modifications of spirit should all include and scope of the presently claimed invention
It is interior.
Claims (8)
1. a kind of fuel gas pipeline valve, including being equipped with inlet channel (110), outlet passageway (120) and spool cavity (130)
Valve body (100), the spool cavity (130) is internal to be equipped with core assembly (140), it is characterised in that:
It further include spool Power Component,
The spool Power Component includes installation ontology (210), electromagnet (220), lifting device (230), adjustment device
(240), locking device (250),
Movable chamber (211) are equipped in the middle part of the installation ontology (210), the top and bottom of installation ontology (210) are set respectively
There is upper and lower adjusting rod through-hole (212,214), the side of installation ontology (210) is equipped with locking through-hole (213),
At least provided with two, electromagnet (220) is uniformly arranged with lower dolly bar through-hole (214) for axle center the electromagnet (220)
On the inner wall of movable chamber (211),
The lifting device (230) includes elevating lever (231), upper suction disc (232), lower suction disc (233),
The elevating lever (231) is equipped with the adjustment screw hole (239) along direction of axis line,
The upper suction disc (232) is fixedly connected with the upper end of elevating lever (231), and the lower part of the upper suction disc (232) is equipped with movement
Permanent magnet (234), the movement permanent magnet (234) and electromagnet (220) are overlapped in the up-down direction, the upper suction disc (232)
Side be equipped with lockpin hole (238), the axis parallel of the axial line of the lockpin hole (238) and locking through-hole (213) is described
Lock pin (237) are equipped with inside lockpin hole (238), the lock pin (237) is equipped with close to the end of the one end in lockpin hole (238) aperture
It locks permanent magnet (236),
The lower suction disc (233) is fixedly connected with the lower end of elevating lever (231), the structure of lower suction disc (233) and upper suction disc (232)
About the central symmetry of elevating lever (231),
The adjustment device (240) includes fixed station (241), drive shaft (242), adjustment bar (243), drive shaft driver
(244),
It is fixedly connected on the outside of the fixed station (241) with movable chamber (211) inner wall, inside is connected by bearing and drive shaft (242)
It connects,
The axial line of the drive shaft (242) is overlapped with the axial line of elevating lever (231), and the drive shaft (242) is in axial line
Direction is equipped with main transmission hole (245), and the upper end and drive shaft driver (244) of the drive shaft (242) are linked, the adjustment
The upper end cross sectional shape of bar (243) is identical as the cross sectional shape of main transmission hole (245), and adjusts the upper end sliding of bar (243)
It is plugged on main transmission hole (245) inside, the middle part of adjustment bar (243) is equipped with and adjustment screw hole (239) matched screw thread, adjusts
The middle part of whole bar (243) and adjustment screw hole (239) are spirally connected connection, the lower end for adjusting bar (243) and core assembly (140)
Power intake connection,
The locking device (250) includes sliding tube (251), magnetic core (252), manual unlocking bar (253), stop collar (256),
It is arranged with electromagnetic coil (254) on the outside of the sliding tube (251), the sliding tube (251) is set to locking through-hole (213)
In and with locking through-hole (213) inner wall be fixedly connected, the sliding tube (251) be round outside but spuare inside pipe,
Magnetic core (252) length is greater than the length of sliding tube (251), and is slideably positioned in sliding in the middle part of magnetic core (252)
(251) inside is managed, the one end of the magnetic core (252) on the outside of installation ontology (210) is equipped with screw thread, and the magnetic core (252) is leaned on
Latch window chamber (255) are constituted between one end and movable chamber (211) on the inside of nearly installation ontology (210),
The stop collar (256) is set to the one end of locking through-hole (213) on the outside of installation ontology (210), and logical with locking
The inner wall in hole (213) is fixedly connected,
The manual unlocking bar (253) is folded between stop collar (256) and sliding tube (251), and manual unlocking bar (253) is close
One end on the outside of ontology (210) is installed and is equipped with rotating block (257), the other end of manual unlocking bar (253) is equipped with unlock screw hole, institute
Unlock screw hole is stated to be spirally connected and connect with the end of thread of magnetic core (252),
The rotating block (257) is strip, and the central point of rotating block (257) and the axial line of manual unlocking bar (253) are overlapped
And the length of rotating block (257) is greater than the thickness of stop collar (256), and the rotating block (257) is horizontal positioned, the rotating block
(257) middle part is equipped with the insurance groove (258) of up and down direction,
Lock (215) are equipped at the aperture of locking through-hole (213), the lock (215) is vertical direction, and is protected
The upper end of inner wall is articulated and connected at the upper end and locking through-hole (213) aperture of dangerous bolt (215), the middle part of the lock (215)
It is embedded internal in insurance groove (258).
2. a kind of fuel gas pipeline valve according to claim 1, it is characterised in that:
The drive shaft driver (244) is valve handle (246), the drive shaft driver (244) and drive shaft (242)
Upper end is fixedly connected.
3. a kind of fuel gas pipeline valve according to claim 1, it is characterised in that:
The shaft that the drive shaft driver (244) includes valve handle (246), is fixedly connected with valve handle (246) lower part
(247), the driving gear (248) being set on shaft (247), the driven gear (249) being set on drive shaft (242), institute
It states shaft (247) to be plugged in adjusting rod through-hole (212) and be rotatablely connected with it, the lower end of shaft (247) passes through shaft
(247) fixing seat is connect with fixed station (241), and driving gear (248) is located at movable chamber (211) inside, the driving gear
(248) it is engaged with driven gear (249).
4. a kind of fuel gas pipeline valve according to claim 3, it is characterised in that:
The drive shaft driver (244) further includes driving motor (400), and the driving motor (400) and fixed station (241) are solid
Fixed connection, the axial line of the shaft of the driving motor (400) and the axis parallel of drive shaft (242), the driving motor
(400) shaft is equipped with the second driving gear (410), and second driving gear (410) is engaged with driven gear (249).
5. a kind of fuel gas pipeline valve according to claim 1, it is characterised in that:
The spool of the core assembly (140) is entity, and the adjustment bar (243) is overlapped with the axial line of spool, and adjusts
The lower end of bar (243) and the upper end rotation connection of spool.
6. a kind of fuel gas pipeline valve according to claim 1, it is characterised in that:
The spool of the core assembly (140) is that lower part is equipped with venthole, and side is equipped with air inlet, the air inlet and venthole
It communicates, the adjustment bar (243) is overlapped with the axial line of spool, and adjusts the lower end of bar (243) and the upper end of spool and fix
Connection.
7. a kind of fuel gas pipeline valve according to claim 4, it is characterised in that:
The installation ontology (210) be equipped with control lead, control lead internally with electromagnet (220), electromagnetic coil (254),
Driving motor (400) electrical connection；
Or the installation ontology (210) is equipped with control lead and three reversing switches, the control lead pass through reversing switch
It is electrically connected respectively with electromagnet (220), electromagnetic coil (254), driving motor (400),
Or installation ontology (210) is equipped with the control lead and controller of electrical connection, the controller passes through control lead
It is electrically connected with external power supply, the controller is internally electrically connected with electromagnet (220), driving motor (400).
8. a kind of application method of fuel gas pipeline valve according to claim 1, it is characterised in that:
When method 1, normal use,
Under unpowered state:
Core assembly (140), which is in, opens and closes two states, when closed state upper suction disc (232) and electromagnet (220)
Upper end absorption, the push rod of core assembly (140) are located at spool cavity (130) lower part, block to inlet channel (110)；It opens
Opening state, the lower end of suction disc (233) and electromagnet (220) is adsorbed at present, and the push rod of core assembly (140) is located at spool cavity
(130) top, releasing block inlet channel (110)；
Electromagnetic coil (254) does not charge, and magnetic core (252) is without magnetism, the locking permanent magnet (236) and magnetic core of lock pin (237)
(252) it adsorbs, being plugged on lock pin (237), latch window chamber (255) is internal, realizes the locking to lifting device (230)；
Electromagnet (220) does not charge, and one of upper and lower suction disc (232,233) and electromagnet (220) are adsorbed；
The method for opening valve from closed state:
Step 1.1, control electromagnetic coil (254) electrification, keep the band of electromagnetic coil (254) after electromagnetic coil (254) electrification
Electricity condition, magnetic core (252) is identical as the opposite polarity of one end of locking permanent magnet (236), and then magnetic core (252) is by lock pin
(237) lockpin hole (238) inside is popped up and entered inside latch window chamber (255), releases the lock to lifting device (230)
It is fixed；
Step 1.2 applies a current impulse to electromagnet (220), and current direction is forward direction, when carrying out shutoff operation, electricity
The direction of stream is negative sense, and after applying forward current, the lower end of electromagnet (220) generates the movement permanent magnetism with lower suction disc (233)
The different polarity of the polarity of iron (234), while the movement permanent magnet of the polarity of the upper end of electromagnet (220) and upper suction disc (232)
(234) polarity is identical, and then makes the mobile from bottom to top of elevating lever (231) and then drive on the push rod of core assembly (140)
It moves, realizes the opening of valve,
Step 1.3 stops being powered to electromagnetic coil (254), and magnetic core (252) is made to disappear close to the magnetic of the one end of lock pin (237),
Lock pin (237), which is sucked under the action of locking permanent magnet (236) inside latch window chamber (255), realizes locking lifting device
(230),
At this point, rotating drive shaft (242) by rotate driving axis driver (244), and then adjustment bar (243) is driven to turn
Dynamic, adjustment bar (243) carries out the adjustment of air inflow by lifting caused by rotation or rotation,
The method for closing valve from opening state:
Step 2.1, control electromagnetic coil (254) electrification, release the locking to lifting device (230),
Step 2.2 applies a current impulse to electromagnet (220), and current direction is negative sense, after applying negative current, electricity
The lower end of magnet (220) generates polarity identical with the polarity of movement permanent magnet (234) of lower suction disc (233), while electromagnet
(220) polarity of upper end is different with the polarity of movement permanent magnet (234) of upper suction disc (232), and then makes elevating lever (231)
Mobile and then driving core assembly (140) push rod moves down from top to bottom, realizes the closing of valve；
Step 2.3 stops being powered to electromagnetic coil (254), locks to lifting device (230)；
Method 2, without control power supply, can not be in the case where electric operating, the method for emergency cut-off:
Step 3.1 takes out lock (215) from insurance groove (258), later rotary motion block (257), rotating block (257)
It drives magnetic core (252) mobile to the direction of lockpin hole (238), lock pin (237) is made to exit latch window chamber (255) into lockpin hole
(238), and then locking to lifting device (230) is released,
Step 3.2 removes valve handle (246),
Step 3,3, in the main transmission hole (245) with thin bar insertion drive shaft (242), and adjustment bar (243) is pushed down on, is adjusted
The push rod of bar (243) driving core assembly (140) moves down, and then completes emergency cut-off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910038207.0A CN109595380B (en) | 2019-01-16 | 2019-01-16 | A kind of fuel gas pipeline valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910038207.0A CN109595380B (en) | 2019-01-16 | 2019-01-16 | A kind of fuel gas pipeline valve |
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| Publication Number | Publication Date |
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| CN109595380A CN109595380A (en) | 2019-04-09 |
| CN109595380B true CN109595380B (en) | 2019-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910038207.0A Expired - Fee Related CN109595380B (en) | 2019-01-16 | 2019-01-16 | A kind of fuel gas pipeline valve |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111486267B (en) * | 2020-04-27 | 2022-04-05 | 长园共创电力安全技术股份有限公司 | Valve state detection device and integrated state lock |
| CA3100628A1 (en) * | 2020-11-25 | 2022-05-25 | 1636457 Alberta Ltd. | Safety valve for sump pump |
| CN112594407A (en) * | 2020-12-08 | 2021-04-02 | 成都市环境保护科学研究院 | Energy-saving type straight-through normally-closed two-position two-way electromagnetic switch valve |
| CN112524323B (en) * | 2020-12-12 | 2023-06-09 | 广东三竺新能源有限公司 | Manual-locking electromagnetic gas valve |
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| CN2563370Y (en) * | 2002-07-25 | 2003-07-30 | 张小高 | Electromagnetic high temperature steam valve |
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|---|---|
| CN109595380A (en) | 2019-04-09 |
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Granted publication date: 20191115 |