CN107355556B - Gas plug valve - Google Patents
Gas plug valve Download PDFInfo
- Publication number
- CN107355556B CN107355556B CN201710649390.9A CN201710649390A CN107355556B CN 107355556 B CN107355556 B CN 107355556B CN 201710649390 A CN201710649390 A CN 201710649390A CN 107355556 B CN107355556 B CN 107355556B
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- Prior art keywords
- inner ring
- valve
- ring air
- communicated
- groove
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- 238000007789 sealing Methods 0.000 claims abstract description 37
- 239000007789 gas Substances 0.000 description 13
- 239000002737 fuel gas Substances 0.000 description 8
- 102220494599 Casein kinase I isoform delta_A13K_mutation Human genes 0.000 description 7
- 230000007547 defect Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 102200067159 rs113099187 Human genes 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/02—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Multiple-Way Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses a gas plug valve. The valve comprises a valve body, an inner ring air distribution cavity and an outer ring air distribution cavity are sequentially arranged on the valve body from bottom to top, a first sealing device is driven by a valve rod to open or close a channel between the inner ring air distribution cavity and the outer ring air distribution cavity, an inner ring air supply hole A communicated with the inner ring air distribution cavity is arranged at the lower end of the outer surface of the valve core, and a first air distribution groove is arranged on the right side of the valve core. When ignition is performed, the inner ring air supply hole A and the vertical groove A are simultaneously communicated with the inner ring air outlet hole, and the horizontal groove A is simultaneously communicated with the outer ring air outlet hole. The inner ring and the outer ring are simultaneously discharged during ignition, and are synchronously ignited, so that the problem of uneven fire distribution due to the fact that the outer ring lags behind the inner ring during ignition of the conventional gas cooker is avoided. Meanwhile, the ignition needle of the burner is not required to be added, so that the structure of the burner is not required to be improved.
Description
Technical Field
The invention relates to the field of gas valves, in particular to a gas plug valve.
Background
The ignition needle of the gas cooker in the current market is arranged beside the inner ring, the inner ring firstly emits gas and is ignited at first, then the outer ring emits gas and is also ignited at last, the outer ring lags behind the inner ring to emit fire, the inner ring is big fire on the fire distribution, the outer ring is small fire, the inner ring and the outer ring are asynchronous, and the fire distribution is uneven. The problem to be solved is solved by arranging the ignition needles at the sides of the inner ring and the outer ring, but the solution brings about the increase of the cost of the kitchen range, and because the space at the kitchen range is tense, the ignition needles are not necessarily added, and the kitchen range structure and the layout of the ignition circuit are also adjusted, so that the kitchen range is very inconvenient. Whether a relatively simple and feasible scheme with lower cost can be found to solve the problems becomes a difficult problem faced by us.
Disclosure of Invention
In order to overcome the defects and the defects, the invention provides the following technical scheme: the utility model provides a gas plug valve, includes the valve body, be equipped with the case holding chamber on the valve body, case holding intracavity is equipped with the case, and the two rotates sealing connection, the one end of case sets up a valve rod, the case by the valve rod drives rotatoryly, still be equipped with outer loop gas outlet and inner ring gas outlet on the valve body, outer loop gas outlet passes through outer loop venthole intercommunication case holding chamber, inner ring gas outlet passes through inner ring venthole intercommunication the case holding chamber, the case lower extreme is equipped with the inner ring air distribution chamber, inner ring air distribution chamber communicates with the inlet port that sets up on the valve body, inner ring air distribution chamber upper portion is equipped with outer loop air distribution chamber, be equipped with first sealing device on the case, first sealing device is closed or is opened by the valve rod drive inner ring air distribution chamber with the connecting channel between the outer loop air distribution chamber, be equipped with first air distribution groove on the case surface with inner ring air distribution chamber intercommunication's inner ring air supply hole A, the right side of complaining inner ring air distribution hole A, first groove does not break the lateral wall, first groove includes and air distribution groove A and inner ring air distribution groove A and air distribution groove A extend when the horizontal and air distribution groove A extend and air outlet groove A extend when the horizontal and air distribution groove A extend and air outlet A extend and the horizontal groove A and extend simultaneously.
Preferably, the valve core is provided with a rectangular concave portion on the outer surface, two ends of the concave portion are communicated, the inner ring air supply hole A is arranged on the bottom surface of the concave portion, the first air distribution groove is arranged on the right side of the concave portion, a blind hole A is arranged on the left side of the concave portion, an inner ring air supply hole B communicated with the inner ring air distribution cavity is arranged on the bottom surface of the blind hole A, an inner ring air supply hole C communicated with the inner ring air distribution cavity is arranged on the left side of the inner ring air supply hole B, the upper portion of the inner ring air supply hole C is communicated with a second air distribution groove, the second air distribution groove does not cut the side wall of the valve core, the second air distribution groove comprises a vertical groove B and a horizontal groove B which transversely extends and is communicated with the upper end of the vertical groove B, an outer ring air supply hole A communicated with the outer ring air distribution cavity is arranged on the upper portion of the horizontal groove B, a blind hole B is arranged on the left side of the outer ring air supply hole A, and an outer ring air supply hole B communicated with the outer ring air distribution cavity is arranged on the bottom surface of the blind hole B.
Preferably, the valve core is provided with a through hole which penetrates, the upper part of the outer ring air distribution cavity is provided with a second sealing device, a push rod is inserted into the valve core and penetrates through the second sealing device, sliding sealing is carried out between the push rod and the second sealing device, the upper end of the push rod is propped against the lower end of the valve rod, a spring A is arranged between the push rod and the second sealing device, and the first sealing device can move up and down along with the push rod, so that a connecting channel between the inner ring air distribution cavity and the outer ring air distribution cavity is closed or opened.
Preferably, the lower part of the valve body is provided with a rear cover, the rear cover is in sealing connection with the valve body, a rotatable push rod is arranged between the rear cover and the valve body, the push rod can be driven by the push rod to rotate, the valve body is provided with an electromagnetic valve accommodating cavity, the air inlet is communicated with the electromagnetic valve accommodating cavity, an air outlet A is arranged in the electromagnetic valve accommodating cavity, the air outlet A is communicated with the inner ring air distribution cavity, an electromagnetic valve is arranged in the electromagnetic valve accommodating cavity, the electromagnetic valve can be opened or closed by the air outlet A, the electromagnetic valve is further connected with a thermocouple, and the electromagnetic valve can be pushed by the push rod so as to open the air outlet A.
Preferably, the valve rod is sleeved with a potentiometer, and the potentiometer is driven by the valve rod to change the resistance value of the potentiometer.
Preferably, the valve body upper portion is equipped with the bottom plate, the bottom plate both sides are equipped with switch A and switch B respectively, be equipped with the fixed plate on the bottom plate, the potentiometre is fixed on the fixed plate, the bottom plate with be equipped with the push pedal between the fixed plate, the valve rod passes from bottom to top in proper order bottom plate, push pedal, fixed plate and potentiometre, the push pedal moves up and down along with the valve rod, push pedal push switch A and switch B in proper order when the downward movement of push pedal, still the cover is equipped with spring B on the valve rod, the valve rod is compressed down spring B, promote when spring B resumes the valve rod is gone up.
Preferably, a bump is arranged on the side surface of the lower end of the valve rod, a groove C matched with the bump is arranged at the top end of the valve core, the bump is embedded into the groove C, a fan-shaped groove D is arranged on the bottom plate, and the bump is also embedded into the groove D.
Compared with the prior art, the invention has the following beneficial effects: the inner ring air distribution cavity and the outer ring air distribution cavity are sequentially arranged on the plug valve body from bottom to top, the first sealing device is driven by the valve rod to open or close a channel between the inner ring air distribution cavity and the outer ring air distribution cavity, an inner ring air supply hole A communicated with the inner ring air distribution cavity is arranged at the lower end of the outer surface of the valve core, and a first air distribution groove is arranged at the right side of the inner ring air supply hole A. When ignition is performed, the inner ring air supply hole A and the vertical groove A are simultaneously communicated with the inner ring air outlet hole, and the horizontal groove A is simultaneously communicated with the outer ring air outlet hole. The inner ring and the outer ring are simultaneously discharged during ignition, and are synchronously ignited, so that the problem of uneven fire distribution due to the fact that the outer ring lags behind the inner ring during ignition of the conventional gas cooker is avoided. Meanwhile, the ignition needle of the burner is not required to be added, so that the structure of the burner is not required to be improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
Figure 2 is a full cross-sectional view of a plug valve in accordance with an embodiment of the present invention, taken along the spool axis.
Fig. 3 is a rear elevational view in full section of a valve body in an embodiment of the invention.
Fig. 4 is a right side full sectional view of a valve body in an embodiment of the invention.
Fig. 5 is a perspective view of a valve cartridge in an embodiment of the invention, fig. 1.
Fig. 6 is a perspective view of a valve cartridge in an embodiment of the invention, fig. 2.
Fig. 7 is a perspective view of a valve cartridge in an embodiment of the invention, fig. 3.
Fig. 8 is a full cross-sectional view of a valve cartridge in an embodiment of the invention.
Fig. 9 is a perspective view of a valve stem in an embodiment of the invention.
Detailed Description
The following describes the embodiments of the present invention in detail with reference to the drawings.
Fig. 1 to 9 show a gas plug valve, which comprises a valve body 1, wherein a valve core accommodating cavity 1a is arranged on the valve body 1, a valve core 13 is arranged in the valve core accommodating cavity 1a and is in rotary sealing connection with the valve core accommodating cavity 1a, one end of the valve core 13 is provided with a valve rod 7, the side surface of the lower end of the valve rod 7 is provided with a convex block 7a, the top end of the valve core 13 is provided with a groove C13e matched with the convex block 7a, the convex block 7a is embedded in the groove C13e, the valve core 13 is driven to rotate by the valve rod 7, an outer ring air outlet 1b and an inner ring air outlet 1C are also arranged on the valve body 1, the outer ring air outlet 1b is communicated with the valve core accommodating cavity 1a through an outer ring air outlet 1a2, the inner ring air outlet 1C is communicated with the valve core accommodating cavity 1a through an inner ring air outlet 1A1, the lower end of the valve core 13 is provided with an inner ring air distribution cavity 13n, the upper part of the inner ring air distribution cavity 13n is provided with an outer ring air distribution cavity 13s, the valve core 13 is provided with a through hole which penetrates, the upper part of the outer ring air distribution cavity 13s is provided with a second sealing device 14, a push rod 9 is inserted into the valve core 13 and penetrates the second sealing device 14, sliding sealing is carried out between the push rod 9 and the second sealing device 14, the upper end of the push rod 9 is propped against the lower end of the valve rod 7, a spring A15 is arranged between the push rod 9 and the second sealing device 14, the valve core 13 is provided with a first sealing device 10, the first sealing device 10 can move up and down along with the push rod 9, so as to seal or open a connecting channel between the inner ring air distribution cavity 13n and the outer ring air distribution cavity 13s, a rectangular concave part 13a is arranged on the outer surface of the valve core 13, two ends of the concave part 13a penetrate, an inner ring air supply hole A13b communicated with the inner ring air distribution cavity 13n is arranged on the bottom surface of the concave part 13a, a first air distribution groove is arranged on the right side of the concave part 13a, the first air distribution groove does not cut the side wall of the valve core 13, the first air distribution groove comprises a vertical groove A13d extending upwards and a horizontal groove A13C extending transversely and communicated with the vertical groove A13d, a blind hole A13f is arranged on the left side of the concave part 13a, an inner ring air supply hole B13d communicated with an inner ring air distribution cavity 13n is arranged on the bottom surface of the blind hole A13f, an inner ring air supply hole C13h communicated with the inner ring air distribution cavity 13n is arranged on the left side of the inner ring air supply hole B13d, the upper part of the inner ring air supply hole C13h is communicated with a second air distribution groove, the second air distribution groove does not cut the side wall of the valve core 13, the second air distribution groove comprises a vertical groove B13i and a horizontal groove B13j extending transversely and communicated with the vertical groove B13i, an outer ring air supply hole A13K communicated with the outer ring air distribution cavity 13s is arranged on the upper part of the horizontal groove B13j, the left side of the outer ring air supply hole A13K is provided with a blind hole B13l, the bottom surface of the blind hole B13l is provided with an outer ring air supply hole B13m communicated with the outer ring air distribution cavity 13s, the lower part of the valve body 1 is provided with a rear cover 11, the rear cover 11 is in sealing connection with the valve body 1, a rotatable push rod 12 is arranged between the rear cover 11 and the valve body 1, the push rod 12 can be driven to rotate by the push rod 9, the valve body 1 is provided with a solenoid valve accommodating cavity 1e, an air inlet hole 1d communicated with an air source is communicated with the solenoid valve accommodating cavity 1e, the solenoid valve accommodating cavity 1e is provided with an air outlet A1e1, the air outlet A1e1 is communicated with the inner ring air distribution cavity 13n, the solenoid valve accommodating cavity 1B is internally provided with a solenoid valve 6, the solenoid valve 6 can be opened or closed the air outlet A1e1, the solenoid valve 6 is also connected with a thermocouple, the solenoid valve 6 can be pushed by the push rod 12, thereby the air outlet A1e1 is opened, the upper part of the valve body 1 is provided with a bottom plate 2, the utility model discloses a novel electric pressure cooker, including bottom plate 2, valve rod 7, switch A3 and switch B8 are equipped with respectively to the bottom plate 2 both sides, be equipped with fixed plate 5 on the bottom plate 2, potentiometer 6 is fixed on the fixed plate 5, bottom plate 2 with be equipped with push pedal 4 between fixed plate (5), valve rod 7 passes from bottom to top in proper order bottom plate 2, push pedal 4, fixed plate 5 and potentiometer 6, potentiometer 6 by valve rod 7 drive change its resistance value, push pedal 4 moves up-and-down along with valve rod 7, push pedal 4 promotes switch A3 and switch B8 in proper order when moving down, still the cover is equipped with spring B16 on the valve rod 7, valve rod 7 downstream compression spring B16, spring B16 promotes when replying valve rod 7 goes upward, be equipped with fan-shaped recess D on the bottom plate 2, lug 7a also imbeds in recess D.
In the initial stage, the valve rod 7 and the valve core 13 are both positioned at the 0-degree position, the vertical groove A13d in the first air distribution groove is communicated with the inner ring air outlet hole 1A1, the horizontal groove A13c in the first air distribution groove is communicated with the outer ring air outlet hole 1a2, the electromagnetic valve seals the air outlet A1e1, the air source is not communicated with the inner ring air distribution cavity 13n, and the outer ring air outlet 1b and the inner ring air outlet 1c are not provided with fuel gas output. The valve rod 7 is pressed down to drive the push plate to press down, the push switch A3 is ignited, meanwhile, the valve rod 7 pushes the push rod 9 to press down, the first sealing device is driven to press down to seal the connecting channel between the inner ring air distribution cavity 13n and the outer ring air distribution cavity 13s, the push rod 9 drives the push rod 12 to rotate, the electromagnetic valve is jacked up, the air outlet A1e1 in the electromagnetic valve accommodating cavity 1b is opened, the fuel gas from the air source enters the inner ring air distribution cavity 13n through the air outlet A1e1, the valve rod 7 is kept to be pressed down, the valve core is driven to rotate synchronously, the concave part 13a and the vertical groove A13d are simultaneously communicated with the inner ring air outlet 1A1 when the valve rod 7 is pressed down, the fuel gas enters the inner ring air outlet 1A1 from the inner ring air distribution cavity 13n through the inner ring air supply hole A13b and the concave part 13a, and enters the vertical groove A13d through the inner ring air outlet 1A1, and then enters the outer ring air outlet 1a2 communicated with the electromagnetic valve accommodating cavity 1b through the horizontal groove A13c, and thus the air outlet 1b and the inner ring air outlet 1c simultaneously has output.
Continuing to rotate to the 28-degree position, the concave part 13a and the vertical groove A13d are simultaneously communicated with the inner ring air outlet hole 1A1, and the horizontal groove A13c, the horizontal groove B13j and the outer ring air supply hole A13K are simultaneously communicated with the outer ring air outlet hole 1a2. If the valve rod 7 is not pressed down, the ejector rod 9 returns to the high position at the spring A15, the first sealing device also returns to the high position, the outer ring air distribution cavity 13s is communicated with the inner ring air distribution cavity 13n, fuel gas enters the inner ring air outlet hole 1A1 through the inner ring air distribution cavity A13B and the concave part 13a and is supplied to the inner ring, meanwhile, the fuel gas flows to the outer ring air outlet hole 1a2 through three channels, the first channel is from the inner ring air outlet hole A13B, the inner ring air outlet hole 1A1, the vertical groove A13d and the horizontal groove A13C to the outer ring air outlet hole 1a2, the second channel is from the inner ring air distribution cavity C13h, the vertical groove B13i and the horizontal groove B13j to the outer ring air outlet hole 1a2, and the third channel is from the inner ring air distribution cavity 13n, the outer ring air distribution cavity 13s and the outer ring air outlet hole A13K to the outer ring air outlet hole 1a2; if the valve rod 7 is pressed down at this time, the ejector rod 9 is pushed to drive the first sealing device to seal the connecting channel between the inner ring air distribution cavity 13n and the outer ring air distribution cavity 13s, and the channel three is sealed and no air is supplied.
Continuing to rotate the valve rod 7 to 48 degrees, the vertical groove A13d is not communicated with the inner ring air outlet hole 1A1, only the concave part 13a is communicated with the inner ring air outlet hole 1A1, and the horizontal groove A13c, the horizontal groove B13j and the outer ring air supply hole A13K are simultaneously communicated with the outer ring air outlet hole 1a2. The inner ring air distribution cavity 13n supplies air to the inner ring air outlet hole 1A1 through the inner ring air supply hole A13B to the concave part 13a, if the valve rod 7 is not pressed, the ejector rod 9 returns to the high position at the spring A15 at the moment, the first sealing device also returns to the high position along with the inner ring air distribution cavity 13s, the outer ring air distribution cavity 13n is communicated with the inner ring air outlet hole 1a2, the fuel gas also flows to the outer ring air outlet hole 1a2 through two channels, namely, the channel I is from the inner ring air supply hole C13h, the vertical groove B13i and the horizontal groove B13j to the outer ring air outlet hole 1a2, and the channel II is from the outer ring air distribution cavity 13s and the outer ring air supply hole A13K to the outer ring air outlet hole 1a2; if the valve rod 7 is pressed down at this time, the ejector rod 9 is pushed to drive the first sealing device to seal the connecting channel between the inner ring air distribution cavity 13n and the outer ring air distribution cavity 13s, and the channel II is sealed.
The valve rod 7 is rotated to 135 degrees continuously, the side wall of the groove D on the bottom plate 2 blocks the protruding block 7a on the valve rod 7, the valve rod 7 cannot rotate continuously, at the moment, the concave part 13a and the blind hole A13f are communicated with the inner ring air outlet hole 1A1 at the same time, the horizontal groove B13j and the outer ring air supply hole A13K are not communicated with the outer ring air outlet hole 1a2 any more, the blind hole B13l is communicated with the outer ring air outlet hole 1a2, the inner ring air distribution cavity 13n is communicated with the concave part 13a through the inner ring air supply hole A13B and the inner ring air supply hole B13D to the blind hole A13f and simultaneously supplies air to the inner ring air outlet hole 1A1, at the moment, the first air distribution groove and the second air distribution groove are not communicated with the outer ring air outlet hole 1a2 any more, when the valve rod 7 is pushed down, the ejector rod 9 is pushed to drive the first sealing device to seal the connecting channel of the inner ring air distribution cavity 13n and the outer ring air distribution cavity 13s, the outer ring is not supplied with fuel, the valve rod 7 is not pushed down, and the fuel is supplied to the outer ring air through the inner ring air distribution cavity 13s to the outer ring air supply holes B13m to the blind hole B13 l.
The valve rod 7 is pressed down at 135 degrees to enable the protruding block 7a on the valve rod 7 to be separated from the groove D on the bottom plate 2, meanwhile, the push plate 4 is driven to push the switch A3 and the switch B8 to act simultaneously, the switch B8 is conducted, the switch A3 is not conducted, the valve rod 7 is rotated to 170 degrees, the protruding block 7a is separated from the groove D on the bottom plate 2, the upper surface of the protruding block is clamped on the bottom surface of the bottom plate 2, and the valve rod 7 is kept in a pressed-down state. The first sealing means closes the connection channel between the inner ring air distribution chamber 13n and the outer ring air distribution chamber. At this time, the inner ring air outlet hole 1A1 is communicated with the blind hole a13f only, the outer ring air outlet hole 1a2 is communicated with the blind hole B13m only, so that the fuel gas can flow to the inner ring air outlet hole 1A1 only through the passage from the inner ring air supply hole B13d to the blind hole a13f, and the outer ring air outlet hole 1a2 is free of the fuel gas. Only the inner ring has fire, and the outer ring has no fire.
The invention has been described in detail above but is not limited to the specific embodiments described herein. It will be understood by those skilled in the art that other modifications and variations can be made without departing from the scope of the invention. The scope of the invention is defined by the appended claims.
Claims (7)
1. The gas plug valve comprises a valve body (1), wherein a valve core accommodating cavity (1 a) is arranged on the valve body (1), a valve core (13) is arranged in the valve core accommodating cavity (1 a), the valve core and the valve core are in rotary sealing connection, one end of the valve core (13) is provided with a valve rod (7), the valve core (13) is driven to rotate by the valve rod (7), an outer ring air outlet (1 b) and an inner ring air outlet (1 c) are further arranged on the valve body (1), the gas plug valve is characterized in that the outer ring air outlet (1 b) is communicated with the valve core accommodating cavity (1 a) through an outer ring air outlet hole (1 a 2), the inner ring air outlet (1 c) is communicated with the valve core accommodating cavity (1 a) through an inner ring air outlet hole (1 a 1), the lower end of the valve core (13) is provided with an inner ring air distribution cavity (13 n), the inner ring air distribution cavity (13 n) is communicated with an air inlet hole (1 d) arranged on the valve body (1), the upper part of the inner ring air distribution cavity (13 n) is provided with an outer ring air distribution cavity (13 s), the inner ring air distribution cavity (13) is driven by a sealing device (10) or the inner ring air distribution cavity (13) is communicated with the outer ring air inlet (13) by the sealing device (13), the right side of inner ring air supply hole A (13 b) is equipped with first air distribution groove, first air distribution groove does not cut the lateral wall of case (13), first air distribution groove is including vertical recess A (13 d) that upwards extends and be in a horizontal recess A (13 c) that transversely extends of vertical recess A (13 d) upper end and intercommunication, when the ignition, inner ring air supply hole A (13 b) with vertical recess A (13 d) communicate simultaneously inner ring venthole (1 a 1), horizontal recess A (13 c) communicate simultaneously outer ring venthole (1 a 2), and initially, valve rod (7), case (13) all are located 0 position, rotatable to 28 position.
2. The gas plug valve according to claim 1, wherein a rectangular concave portion (13 a) is arranged on the outer surface of the valve core (13), two ends of the concave portion (13 a) are communicated, an inner ring gas supply hole A (13B) is arranged on the bottom surface of the concave portion (13 a), a first gas supply groove is arranged on the right side of the concave portion (13 a), a blind hole A (13 f) is arranged on the left side of the concave portion (13 a), an inner ring gas supply hole B communicated with an inner ring gas distribution cavity (13 n) is arranged on the bottom surface of the blind hole A (13 f), an inner ring gas supply hole C (13 h) communicated with an inner ring gas distribution cavity (13 n) is arranged on the left side of the inner ring gas supply hole B, a second gas supply groove is communicated with the upper portion of the inner ring gas distribution cavity C (13 h), the second gas supply groove is not cut through the side wall of the valve core (13), the second gas supply groove comprises a vertical groove B (13 i), a horizontal groove B (13 j) extending transversely is arranged on the upper end of the vertical groove B (13 i), a horizontal groove B (13 j) communicated with the upper end of the vertical groove B is arranged on the bottom surface of the blind hole A, an inner ring gas supply hole C (13 h) communicated with the inner ring gas supply hole C (13 h) is arranged on the inner ring gas supply hole C (13 h) communicated with the inner ring gas supply hole C (13 h) and the inner ring gas supply hole C is communicated with the inner ring gas supply hole C is arranged on the inner ring gas supply hole C3B through the inner ring gas supply hole C3B and the inner ring gas cylinder (13 j).
3. A gas plug valve according to claim 2, wherein the valve core (13) is provided with a through hole therethrough, the upper part of the outer ring air distribution cavity (13 s) is provided with a second sealing device (14), a push rod (9) is inserted into the valve core (13) and penetrates through the second sealing device (14), sliding seal is formed between the push rod (9) and the second sealing device (14), the upper end of the push rod (9) is propped against the lower end of the valve rod (7), a spring a (15) is arranged between the push rod (9) and the second sealing device (14), and the first sealing device (10) can move up and down along with the push rod (9), so as to seal or open a connecting channel between the inner ring air distribution cavity (13 n) and the outer ring air distribution cavity (13 s).
4. A gas plug valve according to claim 3, wherein the lower part of the valve body (1) is provided with a rear cover (11), the rear cover (11) is in sealing connection with the valve body (1), a rotatable push rod (12) is arranged between the rear cover and the valve body (1), the push rod (12) can be driven to rotate by the push rod (9), a solenoid valve accommodating cavity (1 e) is arranged on the valve body (1), the air inlet hole (1 d) is communicated with the solenoid valve accommodating cavity (1 e), an air outlet a (1 e 1) is arranged in the solenoid valve accommodating cavity (1 e), the air outlet a (1 e 1) is communicated with the inner ring air distribution cavity (13 n), a solenoid valve is arranged in the solenoid valve accommodating cavity (1 b), the solenoid valve can be opened or closed by the air outlet a (1 e 1), and a thermocouple is further connected to the solenoid valve, and the solenoid valve can be pushed by the push rod (12) so as to open the air outlet a (1 e 1).
5. A gas plug valve according to any one of claims 1-4, wherein a potentiometer (6) is sleeved on the valve rod (7), and the potentiometer (6) is driven by the valve rod (7) to change the resistance value.
6. The gas plug valve according to claim 5, wherein the upper portion of the valve body (1) is provided with a bottom plate (2), two sides of the bottom plate (2) are respectively provided with a switch A (3) and a switch B (8), the bottom plate (2) is provided with a fixed plate (5), the potentiometer (6) is fixed on the fixed plate (5), a push plate (4) is arranged between the bottom plate (2) and the fixed plate (5), the valve rod (7) sequentially penetrates through the bottom plate (2), the push plate (4), the fixed plate (5) and the potentiometer (6) from bottom to top, the push plate (4) sequentially moves up and down along with the valve rod (7), the switch A (3) and the switch B (8) are sequentially pushed when the push plate (4) moves downwards, a spring B (16) is further sleeved on the valve rod (7), the valve rod (7) is compressed downwards, and the valve rod (7) is pushed upwards when the spring B (16) returns.
7. The gas plug valve according to claim 6, wherein a protruding block (7 a) is arranged on the side surface of the lower end of the valve rod (7), a groove C (13 e) matched with the protruding block (7 a) is arranged at the top end of the valve core (13), the protruding block (7 a) is embedded in the groove C (13 e), a fan-shaped groove D is formed in the bottom plate (2), and the protruding block (7 a) is also embedded in the groove D.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710649390.9A CN107355556B (en) | 2017-08-02 | 2017-08-02 | Gas plug valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710649390.9A CN107355556B (en) | 2017-08-02 | 2017-08-02 | Gas plug valve |
Publications (2)
Publication Number | Publication Date |
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CN107355556A CN107355556A (en) | 2017-11-17 |
CN107355556B true CN107355556B (en) | 2023-10-31 |
Family
ID=60287428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710649390.9A Active CN107355556B (en) | 2017-08-02 | 2017-08-02 | Gas plug valve |
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CN109084076A (en) * | 2018-09-20 | 2018-12-25 | 中山古奇诺智能厨房有限公司 | A kind of gas stove air valve of multiplicity control fire |
CN112524288A (en) * | 2020-10-29 | 2021-03-19 | 浙江博顿燃具科技有限公司 | 90-degree double-spraying synchronous plug valve |
CN113958734A (en) * | 2021-10-22 | 2022-01-21 | 佛山市顺德区美的洗涤电器制造有限公司 | Plug valve and combustion equipment with same |
CN114352772B (en) * | 2022-01-11 | 2023-11-21 | 中山市鑫顺利科技有限公司 | Gas regulating valve |
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CN104048329A (en) * | 2014-06-16 | 2014-09-17 | 阿诗丹顿电气(中山)有限公司 | Gas control valve of infrared combustor |
CN106051200A (en) * | 2016-07-08 | 2016-10-26 | 浙江新涛电子机械股份有限公司 | Gas plug valve |
CN106090313A (en) * | 2016-06-27 | 2016-11-09 | 浙江新涛电子机械股份有限公司 | A kind of triple channel fuel gas plug valve of section formula |
CN106641340A (en) * | 2016-10-21 | 2017-05-10 | 广东美的厨房电器制造有限公司 | Plug valve for gas stove and gas stove |
CN207195712U (en) * | 2017-08-02 | 2018-04-06 | 浙江新涛智控科技股份有限公司 | A kind of fuel gas plug valve |
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EP2738433A1 (en) * | 2012-12-03 | 2014-06-04 | Coprececitec, S.L. | Gas tap for a cooking appliance |
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GB1055923A (en) * | 1963-11-14 | 1967-01-18 | Gurtner Sa | Pressure reducing valve for gases supplied from bottles of liquid gas |
US4987924A (en) * | 1988-07-15 | 1991-01-29 | Institute Of Gas Technology | Interchangeable automated porting valve |
CN101718354A (en) * | 2009-12-04 | 2010-06-02 | 中山市祥丰瓦斯器材制品有限公司 | Automatic temperature-control gas safety valve |
CN103867772A (en) * | 2012-12-13 | 2014-06-18 | 博西华电器(江苏)有限公司 | Gas stove |
CN104048329A (en) * | 2014-06-16 | 2014-09-17 | 阿诗丹顿电气(中山)有限公司 | Gas control valve of infrared combustor |
CN106090313A (en) * | 2016-06-27 | 2016-11-09 | 浙江新涛电子机械股份有限公司 | A kind of triple channel fuel gas plug valve of section formula |
CN106051200A (en) * | 2016-07-08 | 2016-10-26 | 浙江新涛电子机械股份有限公司 | Gas plug valve |
CN106641340A (en) * | 2016-10-21 | 2017-05-10 | 广东美的厨房电器制造有限公司 | Plug valve for gas stove and gas stove |
CN207195712U (en) * | 2017-08-02 | 2018-04-06 | 浙江新涛智控科技股份有限公司 | A kind of fuel gas plug valve |
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