CN103912703B - Magnetic control superpressure overcurrent automatically shuts down safety gas ball valve - Google Patents
Magnetic control superpressure overcurrent automatically shuts down safety gas ball valve Download PDFInfo
- Publication number
- CN103912703B CN103912703B CN201410110837.1A CN201410110837A CN103912703B CN 103912703 B CN103912703 B CN 103912703B CN 201410110837 A CN201410110837 A CN 201410110837A CN 103912703 B CN103912703 B CN 103912703B
- Authority
- CN
- China
- Prior art keywords
- gas
- fairlead
- gas outlet
- drive mechanism
- magnetic control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
- F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
-
- 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
- F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Feeding And Controlling Fuel (AREA)
- Safety Valves (AREA)
Abstract
A kind of magnetic control superpressure overcurrent automatically shuts down safety gas ball valve, on the gas outlet of main valve body, be socketed one end of fairlead, the other end socket of fairlead is for connecting the gas kitchen pipe joint of outside Gas Pipe, the air valve of the port in the inner side of gas outlet by being embedded in gas outlet sets up the automatic valve plate being equipped with for gas outlet is closed automatically, air valve frame is the port that is positioned at gas outlet by fairlead, the outside cover of fairlead has Manual drive mechanism and for making the return spring of Manual drive mechanism return, Manual drive mechanism is to be undertaken spacing by gas kitchen pipe joint, in fairlead, be provided with and under the effect of Manual drive mechanism, promote automatic valve plate and open the magnetic actuating mechanism of gas outlet. structure of the present invention is more rigorous, reliable, durable, and especially, under the effect in magnetic field, energy cracking combustion gas, fully burns combustion gas, and energy-saving and emission-reduction, raising heat energy, reduce the pollution of pernicious gas to environment, the problem of having evaded again the combustion gas of movable outlet nozzle easy to leak.
Description
Technical field
The present invention relates to a kind of safety gas ball valve. Particularly relate to a kind of magnetic control superpressure overcurrent that can preventing gas leakage automaticTurn-off safety gas ball valve.
Background technology
Because imflammable gas is as the clean environment firendly energy, it is the raw material of industrial or agricultural and resident living. In use, because letting outLeak poisoning, the fire that combustion gas causes, the disaster accident of blast happens occasionally, preventing gas leakage just becomes worldwide research classTopic.
People have carried out long-term exploration for this reason, and have proposed various technical solutions. Chinese utility model patentZL00234332.3 has provided a kind of gas Safety flexible tube, comprises flexible pipe, this flexible pipe have at least one end be connected with Safety valve formHose, forms in-line gas passage in this assembly; Flexible pipe peripheral hardware matcoveredn. The utility model itself have automaticallyDefencive function, when flexible pipe is during because of breakage generation gas leakage, can block gas passage in flexible pipe automatically, realize gas hose thisBody is protection and security control automatically; Airway in the hose that simultaneously makes to be integrally connected can ensure smooth and easy; The utility model is anti-Impact and there is anti-leakage function, and can firmly be connected with burning appliance and for valve. Chinese utility model patentZL20122345114.6 has provided a kind of automatic protecting gas fuel ball valve, by main valve housing assembly, spheroid assembly and hickeyBe combined into automatic protecting gas fuel ball valve assembly; Spheroid is embedded in air valve frame, controls spring and automatic valve plate, spacing with axle jump ring; PressAfter lower start button, valve plate axially moves automatically, conducting source of the gas; Automatically the inner chamber gas passage ringwise of valve plate and spheroid, shapeBecome a theorem to press flowmeter, realize quantitatively and controlling; Once there is superpressure, overcurrent or damaged leakage combustion gas, can be in momentTurn-off source of the gas. The utility model can accurately regulate and control the adaptive amount of combustion gas, not limited by burning appliance kind, is widely used in gas transmission and distributionIn system, play the object of preventing gas leakage. But above-mentioned two patents still exist deficiency. So at above-mentioned twoOn the basis of patent, utility model patent ZL201320069761 has provided a kind of automatic protecting gas fuel valve, its primary structureHave nipple, outlet nozzle, front valve pocket, main valve body automatically shut down device, air inlet nipple composition. Be used for starting automatic controlDevice processed must promote outlet nozzle, causes combustion gas leakage problems so also exist external force friction of motion, still exist dangerous because ofElement. Patent of invention 201310186461.8 is only limited to the displacement of burnt gas valve, still can not meet the needs of different other connected modes.
Summary of the invention
Technical problem to be solved by this invention is, provides one more succinct, reliable, durable and magnetizable cracking combustion gasCan be clean-burning, and the magnetic control superpressure overcurrent of energy preventing gas leakage automatically shuts down safety gas ball valve.
The technical solution adopted in the present invention is: a kind of magnetic control superpressure overcurrent automatically shuts down safety gas ball valve, includes ball valve knotThe main valve body of structure is socketed one end of fairlead on the gas outlet of main valve body, outside the other end socket of described fairlead is used for connectingThe gas kitchen pipe joint of portion's Gas Pipe, sets up and is equipped with use by being embedded in the air valve of port of gas outlet in the inner side of described gas outletIn the automatic valve plate that described gas outlet is closed automatically, described air valve frame is to be positioned at described gas outlet by fairleadPort, the outside cover of described fairlead has Manual drive mechanism and for making the return spring of Manual drive mechanism return, described inManual drive mechanism is to be undertaken being provided with in spacing, described fairlead at Manual drive mechanism by described gas kitchen pipe jointThe automatic valve plate of the lower promotion of effect is opened the magnetic actuating mechanism of described gas outlet.
What the gas outlet inwall of described main valve body radially protruded to the center of circle is formed with a circle ring wall, described air valve frame withThe outside close contact of described ring wall, described automatic valve plate be by with closely the connecing of the inner side of described ring wallTouch and shutoff blast tube.
Described air valve frame includes annular edge edge and is integrally formed in described annular edge along the portal trestle on a side, describedPortal trestle is positioned on the diameter line on described annular edge edge, and the center of described portal trestle has for running through described automatic valve plateCentral through hole, and described central through hole is coaxial with described annular base.
Described automatic valve plate is the T shape structure being jointly made up of guide post and the circular valve plate that is integrally formed in guide post one end,Described circular valve plate is arc structure at the periphery of a side that is positioned at guide post, and on described guide post, cover has control spring,The front end of described guide post is formed with circle second groove, on the second described groove, is arranged with the front end at described guide postInsert the axle jump ring positioning after the central through hole of described air valve frame.
One end of described fairlead is to be connected with described gas outlet by internal thread, and the other end of fairlead is by outer spiral shellLine is connected with described gas kitchen pipe joint, and the periphery of described fairlead is corresponding with described Manual drive mechanism inner peripheral surfacePlace is formed with the outer shoulder for the contiguous fairlead air inlet side of spacing described return spring one end.
Described Manual drive mechanism includes manual actuation sleeve, is formed with for to described in described manual actuation sleeveSpacing interior shoulder is carried out in give vent to anger one end of side of the contiguous fairlead of return spring, is positioned at and leads in the periphery of described manual actuation sleeveTo cover circle first groove that is formed with that one end of side radially protrudes of giving vent to anger, the port of described the first groove is corresponding to gas kitchen pipe joint,In described the first groove symmetrical being provided with the first described groove can be divided into two the symmetrical semi-circular recesses in left and right everyWall, in two described symmetrical semi-circular recesses, each embedding has two blocks of halfs round iron respectively, and the port of the first described groove is inlayedBe useful on the back-up ring of fixing described half round iron.
Described magnetic actuating mechanism include guiding trestle and be inserted on guiding trestle for half of Manual drive mechanismThe magnet that round iron is adsorbed.
Described guiding trestle include rectangle for inserting and the magnet fixed mount of fixed magnet, be integrally formed in magnet and fixBelow frame for promoting the cylinder of described automatic valve plate, symmetrical be integrally formed in the leading of magnet fixed mount and cylinder both sidesTo plate, and the symmetrical lower guide plate that is integrally formed in cylinder both sides, wherein said main guide plate and described lower guide plateMutually vertical.
Described gas kitchen pipe joint is the nipple for connecting composite fuel gas pipe, or for connecting the Green of general gas pipeJoint.
Magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve, and structure is more rigorous, reliable, durable, especially,Under the effect in magnetic field, energy cracking combustion gas, fully burns combustion gas, and energy-saving and emission-reduction, raising heat energy, reduce pernicious gas to environmentPollution, the problem of having evaded again the combustion gas of movable outlet nozzle easy to leak. Compare with present technology, this magnetic control superpressure, overcurrent are certainlyThe moving safety gas ball valve turn-offing has the following advantages:
1, magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve, and spare and accessory parts interchangeability is extremely strong, simple in structure, durable;
2, magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve, and magnetic field energy cracking combustion gas can fully be burnt combustion gas,Energy-saving and emission-reduction, raising heat energy, reduce the pollution of pernicious gas to environment;
3, magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve, preventing gas leakage effectively;
4, the outlet nozzle that magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve is divided into two kinds: a kind of male connection withComposite fuel gas is flexible coupling, and another kind of Green's joint and general gas are flexible coupling, and applicability is extensive;
5, magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve, has cancelled the dangerous of movable outlet nozzle additional operationsFactor, adopts built-in magnetic to start support, and external return spring and startup break-make automaton, evaded additional operations notSafety factor.
Brief description of the drawings
Fig. 1 is the structural representation of first embodiment of the invention;
Fig. 2 is the structural representation of second embodiment of the invention;
Fig. 3 is the structural representation of air valve frame of the present invention;
Fig. 4 is the sectional schematic diagram of Fig. 3;
Fig. 5 is the structural representation of the automatic valve plate of the present invention;
Fig. 6 is the structural representation of main valve body assembly of the present invention;
Fig. 7 is the structural representation of fairlead of the present invention;
Fig. 8 is the structural representation of the manual actuation sleeve of Manual drive mechanism of the present invention;
Fig. 9 is the sectional schematic diagram of Fig. 8;
Figure 10 is the structural representation of half round iron in Manual drive mechanism of the present invention;
Figure 11 is the structural representation of Manual drive mechanism of the present invention;
Figure 12 is the structural representation of Manual drive mechanism guide ring of the present invention;
Figure 13 is the sectional schematic diagram of Figure 12;
Figure 14 is the structural representation of magnetic actuating mechanism of the present invention;
Figure 15 is the structural representation of guiding trestle in magnetic actuating mechanism of the present invention;
Figure 16 is the sectional schematic diagram of Figure 15;
Figure 17 is the upward view of Figure 15.
In figure
1: gas kitchen pipe joint 2: fairlead
3: Manual drive mechanism 4: magnetic actuating mechanism
5: return spring 6: valve plate automatically
7: axle jump ring 8: air valve frame
9: control spring 10: main valve body
11: gas outlet 21: outer shoulder
31: manual actuation sleeve 32: interior shoulder
33: the first grooves 34: partition wall
35: half round iron 36: back-up ring
41: guiding trestle 42: magnet
411: main guide plate 412: magnet fixed mount
413: cylinder 414: lower guide plate
61: guide post 62: circular valve plate
63: 64: the second grooves of arc structure
81: annular edge is along 82: portal trestle
83: central through hole 111: ring wall
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, magnetic control superpressure overcurrent of the present invention being automatically shut down to safety gas ball valve is described in detail.
As shown in Figure 1 and Figure 2, magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve, includes the master of ball-valve structureValve body 10, one end of screw thread socket fairlead 2 on the gas outlet 11 of main valve body 10, the other end screw thread of described fairlead 2Socket is for connecting the gas kitchen pipe joint 1 of outside Gas Pipe, and described gas kitchen pipe joint 1 is for connecting the spiral shell of composite fuel gas pipeLine joint, or for connecting Green's joint of general gas pipe. In the inner side of described gas outlet 11 by being embedded in gas outletThe air valve frame 8 of 11 port is provided with the automatic valve plate 6 for described gas outlet 11 is closed automatically, described main valveWhat gas outlet 11 inwalls of body 10 radially protruded to the center of circle is formed with a circle ring wall 111, described air valve frame 8 with described inThe outside close contact of ring wall 111, described automatic valve plate 6 is by with the inner side of described ring wall 111Close contact and shutoff blast tube. Described air valve frame 8 is the ports that are positioned at described gas outlet 11 by fairlead 2.The outside cover of described fairlead 2 has Manual drive mechanism 3 and for making the return spring 5 of Manual drive mechanism 3 returns, described inManual drive mechanism 3 is to be undertaken being provided with in manual actuation in spacing, described fairlead 2 by described gas kitchen pipe joint 1Under the effect of mechanism 3, promote automatic valve plate 6 and open the magnetic actuating mechanism 4 of described gas outlet 11 conducting sources of the gas.
As shown in Figure 3, Figure 4, described air valve frame 8 includes annular edge along 81 and is integrally formed in described annular edge along 81Portal trestle 82 on one side, described portal trestle 82 is positioned at described annular edge along on 81 diameter line, described door shapeSupport 82 center has the central through hole 83 for running through described automatic valve plate 6, and described central through hole 83 is with describedAnnular base 82 is coaxial.
As shown in Figure 5, Figure 6, described automatic valve plate 6 is by guide post 61 and the circle that is integrally formed in guide post 61 one endThe common T shape structure forming of valve plate 62, described circular valve plate 62 is circular arc knot at the periphery of a side that is positioned at guide post 61Structure 63, between the plane of the ring wall 111 that described arc structure 63 and the gas outlet of main valve body 10 11 end inner chambers formForm the some contact of sealing. On described guide post 61, cover has control spring 9, and the front end of described guide post 61 is formed with oneEnclose the second groove 64, on the second described groove 64, be arranged with at the front end of described guide post 61 and insert described air valve frame 8The axle jump ring 7 positioning after central through hole 83. By axle jump ring 7 being stuck in to annular second groove of guide post 61 endsIn 64, limit automatic valve plate 6 and deviate from from the central through hole 83 of air valve frame 8. The outside of the ring wall 111 in gas outlet 11Equipped air valve frame 8, the guide post 61 of valve plate 6 is set with the rear central through hole 83 through air valve frame 8 of control spring 9 automatically, uses axleJump ring 7 is stuck in the automatic valve plate 6 of the interior restriction of annular the second groove 64 of guide post to be deviate from from the central through hole 83 of air valve frame 8, ringShape partition wall 111 end faces are used for coordinating automatic valve plate 6 shutoff blast tubes, and valve plate 6 is positioned at the gas outlet 11 of main valve body 10 automaticallyIn the annular gas passage that the inner chamber of side forms, control spring 9 one end act on the portal trestle 82 of air valve frame 8, anotherEnd acts on automatic valve plate 6.
As shown in Figure 1, Figure 2, shown in Fig. 7, one end of described fairlead 2 is to be connected with described gas outlet 11 by internal threadConnect, the other end of fairlead 2 is to be connected with described gas kitchen pipe joint 1 by external screw thread, the periphery of described fairlead 2Be formed with for the contiguous fairlead 2 of spacing described return spring 5 with described Manual drive mechanism 3 inner peripheral surface corresponding sectionsThe outer shoulder 21 of gas side one end.
As shown in Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, described Manual drive mechanism 3 includes manual actuationSleeve 31, is formed with in described manual actuation sleeve 31 for the return spring 5 to described contiguous fairleads 2 side of giving vent to angerSpacing interior shoulder 32 is carried out in one end, is positioned at the give vent to anger footpath, one end of side of fairlead 2 in the periphery of described manual actuation sleeve 31Be formed with circle first groove 33 to what protrude, the port of described the first groove 33 is corresponding to gas kitchen pipe joint 1, described first recessedBeing provided with of groove 33 interior symmetries can be divided into the first described groove 33 partition wall 34 of two the symmetrical semi-circular recesses in left and right,In two described symmetrical semi-circular recesses, each embedding has two blocks of halfs round iron 35 respectively, the port edge of the first described groove 33Be embedded with the back-up ring 36 for fixing described half round iron 35. Described half round iron 35 for the magnet of magnetic actuating mechanism 442 absorption, make it to be synchronized with the movement under the magneticaction of magnet 42.
Described half round iron 35, for adsorbing with the magnet 42 of magnetic actuating mechanism 4, makes it under the magneticaction of magnet 42Be synchronized with the movement. Return spring 5, is sleeved in the periphery of fairlead 2, and one end acts on the outer shoulder 21 of fairlead 2,The other end acts on the interior shoulder 32 of manual actuation sleeve 31, under the effect of return spring 5 by Manual drive mechanism 3 HesMagnetic actuating mechanism 4 bounces back into original position.
As shown in Figure 14, Figure 15, Figure 16, Figure 17, described magnetic actuating mechanism 4 includes guiding trestle 41 and is inserted inOn guiding trestle 41 for adsorbing and do the magnet 42 being synchronized with the movement with the half round iron 35 of Manual drive mechanism 3. DescribedGuiding trestle 41 include rectangle for inserting and the magnet fixed mount 412 of fixed magnet 42, be integrally formed in magnet solidDetermine frame 412 below for promoting the cylinder 413 of described automatic valve plate 6, the symmetrical magnet fixed mount 412 that is integrally formed inWith the main guide plate 411 of cylinder 413 both sides, and the symmetrical lower guide plate 414 that is integrally formed in cylinder 413 both sides, whereinDescribed main guide plate 411 is mutually vertical with described lower guide plate 414. Described main guide plate 411 and described lower guidingThe effect of plate 414 is to control magnetic actuating mechanism 4 and does axially-movable fairlead 2 is interior. One of effect of described magnet 42 isStart in automatically shutting down the automatic valve plate 6 under state, another effect is it fully to be burnt cracking combustion gas.
The course of work that magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve is as follows:
First the inlet end that magnetic control superpressure overcurrent is automatically shut down to main valve body in safety gas ball valve is connected with gas pipeline, by magnetic controlThe gas kitchen pipe joint that superpressure overcurrent automatically shuts down safety gas ball valve links with the gas hose that is connected gas-cooker, and rotary handle is openedSource of the gas, the automatic controls being now made up of automatic valve plate still, in closing the state of main valve body gas outlet, inwardly promotes handMoving driving mechanism, now under the effect of magnetic, the magnetic actuating mechanism in fairlead touches automatic valve plate as synchronizing moving, pushes awayThe ring wall of moving automatic valve plate and main valve body outlet side is separated, conducting source of the gas, and valve plate is being controlled the effect of spring election power automaticallyThe specified controlled pressure of lower maintenance, flow pass through, in the time exceeding rated pressure, flow-control scope due to pressure increase, flow increaseGreatly, the election of flow velocity exceedes the election power of controlling spring, automatic valve plate is pushed to the ring wall of main valve body gas outlet end and is realized automaticallyTurn-off blast tube. If open main valve body gas outlet end conducting source of the gas, repeat said process.
Claims (8)
1. magnetic control superpressure overcurrent automatically shuts down a safety gas ball valve, includes the main valve body (10) of ball-valve structure, its featureBe, at one end of gas outlet (11) the upper socket fairlead (2) of main valve body (10), another of described fairlead (2)End socket, for connecting the gas kitchen pipe joint (1) of outside Gas Pipe, is given vent to anger by being embedded in the inner side of described gas outlet (11)The air valve frame (8) of the port of mouth (11) is provided with the automatic valve plate for described gas outlet (11) are closed automatically(6), described air valve frame (8) is the port that is positioned at described gas outlet (11) by fairlead (2), described guidingThe outside cover of cover (2) has Manual drive mechanism (3) and for making the return spring (5) of Manual drive mechanism (3) return,Described Manual drive mechanism (3) is to be undertaken establishing in spacing, described fairlead (2) by described gas kitchen pipe joint (1)Be equipped with and under the effect of Manual drive mechanism (3), promote automatic valve plate (6) and open the magnetic starter motor of described gas outlet (11)Structure (4), described Manual drive mechanism (3) includes manual actuation sleeve (31), described manual actuation sleeve (31)Inside be formed with for give vent to anger one end of side of the contiguous fairlead of the return spring to described (5) (2) and carry out spacing interior shoulder (32),Be positioned at fairlead (2) circle that is formed with that one end of side radially protrudes of giving vent to anger in the periphery of described manual actuation sleeve (31)The first groove (33), the port of described the first groove (33) is corresponding to gas kitchen pipe joint (1), described the first groove (33)Being provided with of interior symmetry can be divided into described the first groove (33) partition wall (34) of two the symmetrical semi-circular recesses in left and right,In two described symmetrical semi-circular recesses, each embedding has two blocks of halfs round iron (35) respectively, described the first groove (33)Port is inlaid with the back-up ring (36) for fixing described half round iron (35).
2. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, describedWhat gas outlet (11) inwall of main valve body (10) radially protruded to the center of circle is formed with a circle ring wall (111), describedThe outside close contact of air valve frame (8) and described ring wall (111), described automatic valve plate (6) be by with instituteThe close contact of the inner side of the ring wall (111) of stating and shutoff blast tube.
3. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, describedAir valve frame (8) includes annular edge along (81) and is integrally formed in described annular edge along the portal trestle on (81) one sides(82), described portal trestle (82) is positioned at described annular edge along on the diameter line of (81), described portal trestle (82)Center have the central through hole (83) for running through described automatic valve plate (6), and described central through hole (83) with described inPortal trestle (82) coaxial.
4. automatically shut down safety gas ball valve according to the magnetic control superpressure overcurrent described in claim 1 or 3, it is characterized in that instituteThe automatic valve plate (6) of stating is by guide post (61) and the circular valve plate (62) that is integrally formed in guide post (61) one end altogetherWith the T shape structure forming, described circular valve plate (62) is arc structure at the periphery of a side that is positioned at guide post (61)(63), the upper cover of described guide post (61) has control spring (9), and the front end of described guide post (61) is formed with a circleThe second groove (64), is arranged with at the front end of described guide post (61) and inserts described gas on described the second groove (64)The axle jump ring (7) positioning after the central through hole (83) of vavle shelf (8).
5. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, describedOne end of fairlead (2) is to be connected with described gas outlet (11) by internal thread, and the other end of fairlead (2) is logicalCross external screw thread and be connected with described gas kitchen pipe joint (1), the periphery of described fairlead (2) with described manual actuationMechanism (3) inner peripheral surface corresponding section is formed with for contiguous fairlead (2) the air inlet side of spacing described return spring (5) one endOuter shoulder (21).
6. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, describedMagnetic actuating mechanism (4) include guiding trestle (41) and be inserted on guiding trestle (41) for manual-driven machineThe magnet (42) that half round iron (35) in structure (3) adsorbs.
7. magnetic control superpressure overcurrent according to claim 6 automatically shuts down safety gas ball valve, it is characterized in that, describedGuiding trestle (41) includes the magnet fixed mount (412) for insertion and fixed magnet (42) of rectangle, is integrally formed inMagnet fixed mount (412) below for promoting the cylinder (413) of described automatic valve plate (6), symmetrical is integrally formed inThe main guide plate (411) of magnet fixed mount (412) and cylinder (413) both sides, and the symmetrical cylinder (413) that is integrally formed inThe lower guide plate (414) of both sides, wherein said main guide plate (411) is mutually vertical with described lower guide plate (414).
8. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, describedGas kitchen pipe joint (1) is for connecting the nipple of composite fuel gas pipe, or for connecting Green's joint of general gas pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410110837.1A CN103912703B (en) | 2014-03-24 | 2014-03-24 | Magnetic control superpressure overcurrent automatically shuts down safety gas ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410110837.1A CN103912703B (en) | 2014-03-24 | 2014-03-24 | Magnetic control superpressure overcurrent automatically shuts down safety gas ball valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103912703A CN103912703A (en) | 2014-07-09 |
| CN103912703B true CN103912703B (en) | 2016-05-18 |
Family
ID=51038597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410110837.1A Expired - Fee Related CN103912703B (en) | 2014-03-24 | 2014-03-24 | Magnetic control superpressure overcurrent automatically shuts down safety gas ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103912703B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763954A (en) * | 2017-02-26 | 2017-05-31 | 台州中燃机械有限公司 | A kind of gas pipeline self-closing valve |
| CN114811133B (en) * | 2022-06-29 | 2022-09-23 | 西安蓝鲸流体控制科技有限公司 | Gas pressure reducing valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2881500A1 (en) * | 2005-02-01 | 2006-08-04 | Clesse Ind Soc Par Actions Sim | Integrated automatic sealing valve for e.g. range, has movable flap to pass alternatively, under effect of magnetic ring, from opening position in which flap permits passage of gas, to closing position in which flap seals tube section |
| CN101260948A (en) * | 2008-04-14 | 2008-09-10 | 陈朋海 | Gas automatic explosion-proof safety device |
| CN201177113Y (en) * | 2008-04-14 | 2009-01-07 | 彭亦程 | Automatic protection air hose |
| CN201259002Y (en) * | 2008-08-15 | 2009-06-17 | 吕宇峰 | Improved safety non-leakage permanent magnet drive valve |
| CN103256415A (en) * | 2013-05-17 | 2013-08-21 | 李仲伦 | Gas ball valve capable of shutting down automatically under overpressure or overcurrent condition |
| CN203146933U (en) * | 2013-02-06 | 2013-08-21 | 李仲伦 | Gas automatic safety valve |
-
2014
- 2014-03-24 CN CN201410110837.1A patent/CN103912703B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2881500A1 (en) * | 2005-02-01 | 2006-08-04 | Clesse Ind Soc Par Actions Sim | Integrated automatic sealing valve for e.g. range, has movable flap to pass alternatively, under effect of magnetic ring, from opening position in which flap permits passage of gas, to closing position in which flap seals tube section |
| CN101260948A (en) * | 2008-04-14 | 2008-09-10 | 陈朋海 | Gas automatic explosion-proof safety device |
| CN201177113Y (en) * | 2008-04-14 | 2009-01-07 | 彭亦程 | Automatic protection air hose |
| CN201259002Y (en) * | 2008-08-15 | 2009-06-17 | 吕宇峰 | Improved safety non-leakage permanent magnet drive valve |
| CN203146933U (en) * | 2013-02-06 | 2013-08-21 | 李仲伦 | Gas automatic safety valve |
| CN103256415A (en) * | 2013-05-17 | 2013-08-21 | 李仲伦 | Gas ball valve capable of shutting down automatically under overpressure or overcurrent condition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103912703A (en) | 2014-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104864124B (en) | Oil gas moment switching device and its working method | |
| CN103912703B (en) | Magnetic control superpressure overcurrent automatically shuts down safety gas ball valve | |
| CN209278569U (en) | A kind of mechanical pipe gas self-closing valve | |
| CN101140033A (en) | Low pressure combustible gas double drives valve | |
| CN103256415B (en) | Gas ball valve capable of shutting down automatically under overpressure or overcurrent condition | |
| CN203836306U (en) | Safety fuel gas valve capable of being turned off in case of overpressure and overflow | |
| CN205118268U (en) | Electromagnetic valve | |
| CN201180830Y (en) | Self-closing valve for household pipe gas ultra-underpressure, micro-leakage and falling of hose | |
| CN104864135B (en) | A kind of chemical pipeline fire prevention plug valve | |
| CN106051200A (en) | Gas plug valve | |
| CN102374326A (en) | Gas self-closing valve with long-distance hose falloff and microleakage closing functions | |
| CN204083498U (en) | Rock gas stop valve | |
| CN204664529U (en) | A kind of chemical pipeline fire prevention plug valve | |
| CN209370534U (en) | A kind of valve preventing ignition deflagrating of hot | |
| CN204345008U (en) | Pipeline gas self-closing valve | |
| CN203571285U (en) | Medical air supply terminal device convenient to maintain | |
| CN109058534A (en) | A kind of mechanical pipe gas self-closing valve | |
| CN206682395U (en) | A kind of motor valve with anti-jamming function | |
| CN216715375U (en) | Safety gas valve | |
| CN202469121U (en) | Combustion gas self-closing valve with remote closing function in case of flexible pipe shedding or slight leakage | |
| CN221075456U (en) | Manual start-stop valve | |
| CN204025781U (en) | A kind of plug valve | |
| CN201448502U (en) | Touch type gas throttle | |
| CN105736775A (en) | Pipeline fuel gas safe self-closing valve | |
| CN203146933U (en) | Gas automatic safety valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20180324 |