CN103912703A - Magnetically-controlled overpressure and over-current auto-shutoff gas safety ball valve - Google Patents
Magnetically-controlled overpressure and over-current auto-shutoff gas safety ball valve Download PDFInfo
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- CN103912703A CN103912703A CN201410110837.1A CN201410110837A CN103912703A CN 103912703 A CN103912703 A CN 103912703A CN 201410110837 A CN201410110837 A CN 201410110837A CN 103912703 A CN103912703 A CN 103912703A
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- Prior art keywords
- guide sleeve
- gas
- valve
- drive mechanism
- manual drive
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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
- 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
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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
- 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
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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
- F16K31/08—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
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
A magnetically-controlled overpressure and over-current auto-shutoff gas safety ball valve is characterized in that an exhaust port of a main valve block is connected with one end of a guide sleeve in a sleeving manner, the other end of the guide sleeve is connected with a gas pipe connector in a sleeving manner, the gas pipe connector is used for connecting an external gas pipe, an automatic valve plate for automatically closing the exhaust port is disposed in the exhaust port through an air valve bracket which is embedded in an end opening of the exhaust port, the air valve bracket is positioned in the end opening of the exhaust port through the guide sleeve, the guide sleeve is sleeved with a manual drive mechanism and a return spring which allows the manual drive mechanism to return, the manual drive mechanism is used for limiting through the gas pipe connector, and a magnetic start mechanism for pushing the automatic valve plate to open the exhaust port under the action of the manual drive mechanism is disposed in the guide sleeve. The magnetically-controlled overpressure and over-current auto-shutoff gas safety ball valve is more precise in structure and reliable and durable; especially, under the action of magnetic field, the valve is capable of cracking gas so that the gas combusts fully, energy is saved, emission is reduced, heat energy is increased, environmental pollution by harmful gases is reduced, and the problem that gas easily leaks from a moving exhaust nozzle is avoided.
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 and automatically shut down safety gas ball valve.
Background technique
Because inflammable gas is as the clean environment firendly energy, it is the raw material of industrial or agricultural and resident living.In use, because leaking poisoning, the fire that combustion gas causes, the disaster accident of blast happens occasionally, preventing gas leakage just becomes worldwide research topic.
People have carried out long-term exploration for this reason, and have proposed various technical solutions.Chinese utility model patent ZL00234332.3 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 form hose, form in-line gas channel in this assembly; Flexible pipe peripheral hardware matcoveredn.The utility model itself have automatic protection functions, when flexible pipe is during because of breakage generation gas leakage, can automatically gas channel in flexible pipe be blocked, and realizes gas hose protection and safety control automatically itself; Air vent in the hose that simultaneously makes to be integrally connected can guarantee smooth and easy; The utility model shock resistance also has anti-leakage function, and can firmly be connected with burning appliance and for valve.Chinese utility model patent ZL20122345114.6 has provided a kind of automatic protecting gas fuel ball valve, is combined into automatic protecting gas fuel ball valve assembly by main valve housing assemblying body, spheroid assemblying body and threaded coupling; Spheroid is embedded in air valve frame, controls spring and automatic valve plate, spacing with axle jump ring; After pressing start button, automatic valve plate axially moves, conducting source of the gas; Automatically the inner chamber gas channel ringwise of valve plate and spheroid, forms a theorem and presses flowmeter, realizes quantitatively and controlling; Once there is superpressure, overcurrent or damaged leakage combustion gas, can turn-off source of the gas in moment.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 distribution system, plays the object of preventing gas leakage.But above-mentioned two patents still exist deficiency.So on the basis of above-mentioned two patents, utility model patent ZL201320069761 has provided a kind of automatic protecting gas fuel valve, its main structure has inipple, and outlet nozzle, front valve pocket, main valve body automatically shut down device, air inlet inipple composition.Be used for starting automatic controller and must promote outlet nozzle, cause combustion gas leakage problems so also exist external force kinetic friction, still have unsafe factor.Patent of invention 201310186461.8 is only limited to the displacement of gas valve, still can not meet the needs of different other Placements.
Summary of the invention
Technical problem to be solved by this invention is, provides more succinct, reliable, the durable and magnetizable cracking combustion gas of one can be clean-burning, and magnetic control superpressure overcurrent that can 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, include the main valve body of ball-valve structure, on the air outlet of main valve body, be socketed one end of guide sleeve, the other end socket of described guide sleeve is for connecting the gas kitchen pipe joint of outside fuel tube, the air valve of the port in the inner side of described air outlet by being embedded in air outlet sets up the automatic valve plate being equipped with for described air outlet is closed automatically, described air valve frame is the port that is positioned at described air outlet by guide sleeve, the outside cover of described guide sleeve has Manual drive mechanism and for making the return spring of Manual drive mechanism return, described Manual drive mechanism is to be undertaken spacing by described gas kitchen pipe joint, in described guide sleeve, be provided with and under the effect of Manual drive mechanism, promote automatic valve plate and open the magnetic starting mechanism of described air outlet.
What the air outlet inwall of described main valve body radially protruded to the center of circle is formed with a circle ring wall, the outside close contact of described air valve frame and described ring wall, described automatic valve plate is by with the close contact of the inner side of described ring wall 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, described portal trestle is positioned on the diameter line on described annular edge edge, the center of described portal trestle has the central through bore for running through described automatic valve plate, and described central through bore is coaxial with described annular base.
Described automatic valve plate is the T shape structure being jointly made up of guide rod and the circular valve plate that is integrally formed in guide rod one end, described valve plate is arc structure at the periphery of a side that is positioned at guide rod, on described guide rod, cover has control spring, the front end of described guide rod is formed with a circle groove, is arranged with at the front end of described guide rod and inserts the axle jump ring positioning after the central through bore of described air valve frame on described groove.
One end of described guide sleeve is to be connected with described air outlet by internal thread, the other end of guide sleeve is to be connected with described gas kitchen pipe joint by outside thread, and the periphery of described guide sleeve is being formed with the outer shoulder for the contiguous guide sleeve air inlet side of spacing described return spring one end with described Manual drive mechanism inner peripheral surface corresponding section.
Described Manual drive mechanism includes manual drives sleeve, in described manual drives sleeve, be formed with for give vent to anger one end of side of the contiguous guide sleeve of return spring to described and carry out spacing interior shoulder, be positioned at the guide sleeve circle groove that is formed with that one end of side radially protrudes of giving vent to anger in the periphery of described manual drives sleeve, the port of described groove is corresponding to gas kitchen pipe joint, in described groove, symmetrical being provided with can be divided into described groove the partition wall 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 respectively, the port of described groove is inlaid with the back-up ring for fixing described half round iron.
Described magnetic starting mechanism includes guiding trestle and is inserted in the magnet for adsorbing with the half round iron of Manual drive mechanism on guiding trestle.
Described guiding trestle include rectangle for inserting and the magnet fixing frame of fixed magnet, be integrally formed in below magnet fixing frame for promoting the cylinder of described automatic valve plate, the symmetrical main guide plate that is integrally formed in magnet fixing frame and cylinder both sides, and the symmetrical lower guide plate that is integrally formed in cylinder both sides, wherein said main guide plate is mutually vertical with described lower guide plate.
Described gas kitchen pipe joint is the inipple for connecting composite fuel gas pipe, or for connecting Green's joint of general gas pipe.
Magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve, structure is more rigorous, reliable, durable, especially, energy cracking combustion gas under the effect in magnetic field, combustion gas is fully burnt, energy-saving and emission-reduction, raising heat energy, reduce the pollution of harmful gas to environment, the problem of having evaded again the combustion gas of movable outlet nozzle easy to leak.Compare with present technology, the safety gas ball valve that this magnetic control superpressure, overcurrent automatically shut down has the following advantages:
1, magnetic control superpressure overcurrent of the present invention automatically shuts down safety gas ball valve, and Component 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, and energy-saving and emission-reduction, raising heat energy, reduce the pollution of harmful 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 and composite fuel gas are 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, cancel the unsafe factor of movable outlet nozzle additional operations, adopt built-in magnetic to start support, external return spring and start break-make automatic controller, has evaded the unsafe factor of additional operations.
Accompanying drawing explanation
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 guide sleeve of the present invention;
Fig. 8 is the structural representation of the manual drives 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 starting mechanism of the present invention;
Figure 15 is the structural representation of guiding trestle in magnetic starting mechanism of the present invention;
Figure 16 is the sectional schematic diagram of Figure 15;
Figure 17 is the worm's eye view of Figure 15.
In figure
1: gas kitchen pipe joint 2: guide sleeve
3: Manual drive mechanism 4: magnetic starting mechanism
5: return spring 6: valve plate automatically
7: axle jump ring 8: air valve frame
9: control spring 10: main valve body
11: air outlet 21: outer shoulder
31: manual drives sleeve 32: interior shoulder
33: groove 34: partition wall
35: half round iron 36: back-up ring
41: guiding trestle 42: magnet
411: main guide plate 412: magnet fixing frame
413: cylinder 414: lower guide plate
61: guide rod 62: valve plate
63: arc structure 64: groove
81: annular edge is along 82: portal trestle
83: central through bore 111: ring wall
Embodiment
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, include the main valve body 10 of ball-valve structure, one end of screw thread socket guide sleeve 2 on the air outlet 11 of main valve body 10, the other end screw thread socket of described guide sleeve 2 is for connecting the gas kitchen pipe joint 1 of outside fuel tube, described gas kitchen pipe joint 1 is for connecting the inipple of composite fuel gas pipe, or for connecting Green's joint of general gas pipe.The air valve frame 8 of the port in the inner side of described air outlet 11 by being embedded in air outlet 11 is provided with the automatic valve plate 6 for described air outlet 11 is closed automatically, what air outlet 11 inwalls of described main valve body 10 radially protruded to the center of circle is formed with a circle ring wall 111, the outside close contact of described air valve frame 8 and described ring wall 111, described automatic valve plate 6 is by the shutoff blast tube with the close contact of the inner side of described ring wall 111.Described air valve frame 8 is the ports that are positioned at described air outlet 11 by guide sleeve 2.The outside cover of described guide sleeve 2 has Manual drive mechanism 3 and for making the return spring 5 of Manual drive mechanism 3 returns, described Manual drive mechanism 3 is to carry out being provided with in spacing, described guide sleeve 2 by described gas kitchen pipe joint 1 the magnetic starting mechanism 4 that promotes automatic valve plate 6 and open described air outlet 11 conducting sources of the gas under the effect of Manual drive mechanism 3.
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 the portal trestle 82 on 81 1 sides, described portal trestle 82 is positioned at described annular edge along on 81 diameter line, described portal trestle 82 center has the central through bore 83 for running through described automatic valve plate 6, and described central through bore 83 is coaxial with described annular base 82.
As shown in Figure 5, Figure 6, described automatic valve plate 6 is the T shape structures that are jointly made up of guide rod 61 and the circular valve plate 62 that is integrally formed in guide rod 61 one end, described valve plate 62 is arc structure 63 at the periphery of a side that is positioned at guide rod 61, and the point that forms sealing between the plane of the ring wall 111 that described arc structure 63 and the air outlet of main valve body 10 11 end inner chambers form contacts.On described guide rod 61, cover has control spring 9, and the front end of described guide rod 61 is formed with a circle groove 64, on described groove 64, is arranged with at the front end of described guide rod 61 and inserts the axle jump ring 7 positioning after the central through bore 83 of described air valve frame 8.By axle jump ring 7 is stuck in the annular groove 64 of guide rod 61 ends, limits automatic valve plate 6 and deviate from from the central through bore 83 of air valve frame 8.The equipped air valve frame 8 in outside of the ring wall 111 in air outlet 11, automatically the guide rod 61 of valve plate 6 is set with the rear central through bore 83 through air valve frame 8 of control spring 9, the automatic valve plate 6 of the interior restriction of annular groove 64 that is stuck in guide rod with axle jump ring 7 is deviate from from the central through bore 83 of air valve frame 8, ring wall 111 end faces are used for coordinating automatic valve plate 6 shutoff blast tubes, the annular gas passage that the inner chamber that automatic valve plate 6 is arranged in air outlet 11 sides of main valve body 10 forms, control spring 9 one end act on the portal trestle 82 of air valve frame 8, the other end acts on automatic valve plate 6.
As shown in Figure 1, Figure 2, shown in Fig. 7, one end of described guide sleeve 2 is to be connected with described air outlet 11 by internal thread, the other end of guide sleeve 2 is to be connected with described gas kitchen pipe joint 1 by outside thread, and the periphery of described guide sleeve 2 is being formed with the outer shoulder 21 for spacing described return spring 5 contiguous guide sleeve 2 air inlet side one end with described Manual drive mechanism 3 inner peripheral surface corresponding sections.
As Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, shown in Figure 13, described Manual drive mechanism 3 includes manual drives sleeve 31, in described manual drives sleeve 31, be formed with for give vent to anger one end of side of the contiguous guide sleeves 2 of the return spring 5 to described and carry out spacing interior shoulder 32, be positioned at the guide sleeve 2 circle groove 33 that is formed with that one end of side radially protrudes of giving vent to anger in the periphery of described manual drives sleeve 31, the port of described groove 33 is corresponding to gas kitchen pipe joint 1, being provided with of described groove 33 interior symmetries can be divided into 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 of described groove 33 is inlaid with the back-up ring 36 for fixing described half round iron 35.Described half round iron 35, for adsorbing with the magnet 42 of magnetic starting mechanism 4, makes it to be synchronized with the movement under the magnetic force of magnet 42.
Described half round iron 35, for adsorbing with the magnet 42 of magnetic starting mechanism 4, makes it to be synchronized with the movement under the magnetic force of magnet 42.Return spring 5, be sleeved in the periphery of guide sleeve 2, one end acts on the outer shoulder 21 of guide sleeve 2, and the other end acts on the interior shoulder 32 of manual drives sleeve 31, under the effect of return spring 5, Manual drive mechanism 3 and magnetic starting mechanism 4 is bounce back into initial position.
As shown in Figure 14, Figure 15, Figure 16, Figure 17, described magnetic starting mechanism 4 include guiding trestle 41 and be inserted on 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.Described guiding trestle 41 include rectangle for inserting and the magnet fixing frame 412 of fixed magnet 42, be integrally formed in magnet fixing frame 412 below for promoting the cylinder 413 of described automatic valve plate 6, the symmetrical main guide plate 411 that is integrally formed in magnet fixing frame 412 and cylinder 413 both sides, and the symmetrical lower guide plate 414 that is integrally formed in cylinder 413 both sides, wherein said main guide plate 411 is mutually vertical with described lower guide plate 414.Described main guide plate 411 and the effect of described lower guide plate 414 are to control magnetic starting mechanism 4 and do axial motion guide sleeve 2 is interior.One of effect of described magnet 42 is to start in automatically shutting down the automatic valve plate 6 under state, and another effect is it fully to be burnt cracking combustion gas.
The working procedure 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, the gas kitchen pipe joint that magnetic control superpressure overcurrent is automatically shut down to safety gas ball valve links with the gas hose that is connected gas cooker, rotatable handle is opened source of the gas, the automatic control mechanism being now made up of automatic valve plate is still in closing the state of main valve body air outlet, inwardly promote Manual drive mechanism, now under the effect of magnetic, the magnetic starting mechanism in guide sleeve touches automatic valve plate as synchronizing moving, the ring wall that promotes automatic valve plate and main valve body outlet side is separated, conducting source of the gas, automatically valve plate keeps specified pilot pressure under the effect of controlling spring election power, flow passes through, when exceeding rated pressure, when flow control scope because pressure increases, flow increases, the election of flow velocity exceedes the election power of controlling spring, the ring wall realization of automatic valve plate being pushed to main valve body air outlet end automatically shuts down blast tube.If open main valve body air outlet end conducting source of the gas, repeat said process.
Claims (9)
1. a magnetic control superpressure overcurrent automatically shuts down safety gas ball valve, include the main valve body (10) of ball-valve structure, it is characterized in that, in upper one end that is socketed guide sleeve (2), air outlet (11) of main valve body (10), the other end socket of described guide sleeve (2) is for connecting the gas kitchen pipe joint (1) of outside fuel tube, the air valve frame (8) of the port in the inner side of described air outlet (11) by being embedded in air outlet (11) is provided with the automatic valve plate (6) for described air outlet (11) are closed automatically, described air valve frame (8) is the port that is positioned at described air outlet (11) by guide sleeve (2), the outside cover of described guide sleeve (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 spacing by described gas kitchen pipe joint (1), in described guide sleeve (2), be provided with and under the effect of Manual drive mechanism (3), promote automatic valve plate (6) and open the magnetic starting mechanism (4) of described air outlet (11).
2. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, what air outlet (11) inwall of described main valve body (10) radially protruded to the center of circle is formed with a circle ring wall (111), the outside close contact of described air valve frame (8) and described ring wall (111), described automatic valve plate (6) is by the shutoff blast tube with the close contact of the inner side of described ring wall (111).
3. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, described air valve frame (8) includes annular edge along (81) and is integrally formed in described annular edge along the portal trestle (82) on (81) one sides, described portal trestle (82) is positioned at described annular edge along on the diameter line of (81), the center of described portal trestle (82) has the central through bore (83) for running through described automatic valve plate (6), and described central through bore (83) is coaxial with described annular base (82).
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, described automatic valve plate (6) is by guide rod (61) and is integrally formed in the common T shape structure forming of circular valve plate (62) of guide rod (61) one end, described valve plate (62) is arc structure (63) at the periphery of a side that is positioned at guide rod (61), the upper cover of described guide rod (61) has control spring (9), the front end of described guide rod (61) is formed with a circle groove (64), on described groove (64), be arranged with at the front end of described guide rod (61) and insert the axle jump ring (7) positioning after the central through bore (83) of described air valve frame (8).
5. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, one end of described guide sleeve (2) is to be connected with described air outlet (11) by internal thread, the other end of guide sleeve (2) is to be connected with described gas kitchen pipe joint (1) by outside thread, and the periphery of described guide sleeve (2) is being formed with the outer shoulder (21) for contiguous guide sleeve (2) the air inlet side of spacing described return spring (5) one end with described Manual drive mechanism (3) inner peripheral surface corresponding section.
6. magnetic control superpressure overcurrent automatically shuts down safety gas ball valve according to claim 1 or 5, it is characterized in that, described Manual drive mechanism (3) includes manual drives sleeve (31), in described manual drives sleeve (31), be formed with for give vent to anger one end of side of the contiguous guide sleeve of the return spring to described (5) (2) and carry out spacing interior shoulder (32), be positioned at guide sleeve (2) the circle groove (33) that is formed with that one end of side radially protrudes of giving vent to anger in the periphery of described manual drives sleeve (31), the port of described groove (33) is corresponding to gas kitchen pipe joint (1), in described groove (33), symmetrical being provided with can be divided into 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 of described groove (33) is inlaid with the back-up ring (36) for fixing described half round iron (35).
7. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, described magnetic starting mechanism (4) includes guiding trestle (41) and is inserted in the magnet (42) for adsorbing with the half round iron (35) of Manual drive mechanism (3) on guiding trestle (41).
8. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, described guiding trestle (41) includes the magnet fixing frame (412) for insertion and fixed magnet (42) of rectangle, be integrally formed in magnet fixing frame (412) below for promoting the cylinder (413) of described automatic valve plate (6), the symmetrical main guide plate (411) that is integrally formed in magnet fixing frame (412) and cylinder (413) both sides, and the symmetrical lower guide plate (414) that is integrally formed in cylinder (413) both sides, wherein said main guide plate (411) is mutually vertical with described lower guide plate (414).
9. magnetic control superpressure overcurrent according to claim 1 automatically shuts down safety gas ball valve, it is characterized in that, described gas kitchen pipe joint (1) is for connecting the inipple 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 true CN103912703A (en) | 2014-07-09 |
| CN103912703B CN103912703B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410110837.1A Expired - Fee Related CN103912703B (en) | 2014-03-24 | 2014-03-24 | Magnetic control superpressure overcurrent automatically shuts down safety gas ball valve |
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| CN (1) | CN103912703B (en) |
Cited By (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 |
| CN114811133A (en) * | 2022-06-29 | 2022-07-29 | 西安蓝鲸流体控制科技有限公司 | Gas pressure reducing valve |
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| CN103256415A (en) * | 2013-05-17 | 2013-08-21 | 李仲伦 | Gas ball valve capable of shutting down automatically under overpressure or overcurrent condition |
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| 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 |
Cited By (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 |
| CN114811133A (en) * | 2022-06-29 | 2022-07-29 | 西安蓝鲸流体控制科技有限公司 | Gas pressure reducing valve |
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| CN103912703B (en) | 2016-05-18 |
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