CN109695743A - A kind of gas valve and gas utensil - Google Patents
A kind of gas valve and gas utensil Download PDFInfo
- Publication number
- CN109695743A CN109695743A CN201811603625.1A CN201811603625A CN109695743A CN 109695743 A CN109695743 A CN 109695743A CN 201811603625 A CN201811603625 A CN 201811603625A CN 109695743 A CN109695743 A CN 109695743A
- Authority
- CN
- China
- Prior art keywords
- valve
- gas
- plug
- plug valve
- air gate
- 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.)
- Pending
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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
-
- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/083—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with tapered plug
- F16K11/0836—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with tapered plug having all the connecting conduits situated in more than one plane perpendicular to the axis of the plug
-
- 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
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
-
- 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
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
The present embodiments relate to a kind of gas valve and gas utensil, which includes proportioning valve, and proportioning valve has proportioning valve air inlet and ratio valve air gate；Plug valve, plug valve have plug valve air inlet and at least one cock valve air gate, and ratio valve air gate is only directly connected to plug valve air inlet.Proportioning valve and plug valve are applied in combination in the embodiment of the present invention, realize two sealed structures, meets standard requirements, it is not necessary that shut-off valve is arranged in the main air inlet pipe of gas utensil, reduces the components of gas valve, reduce the seal of complete machine, reliability is increased, is reduced costs.Using the gas utensil of gas valve of the embodiment of the present invention, the blast tube of cock valve air gate and burner is connected, can be realized by the cooperation of proportioning valve and plug valve and burner flame is precisely controlled.
Description
Technical field
The present invention relates to gas utensil fields, and in particular to a kind of gas valve and gas utensil.
Background technique
Gas valve is the core control part of gas utensil, for realizing to fuel gas pipeline on-off or realize to combustion gas into
The adjusting of tolerance.Existing standard requirements must have a two sealed structures in gas utensil, and ratio used in the relevant technologies
In valve and the valve mechanism of shut-off valve combination, ratio valve air gate has is directly connected to stove inner ring or outer ring blast tube all the way,
So that this only has a seal structures all the way, to meet standard requirements, it is also necessary to a shut-off valve is arranged on total inlet pipe,
The components that this allows for the gas valve of gas utensil complete machine are numerous, high production cost, the less reliable of gas valve, in addition complete machine
Seal it is also very much, increase the hidden danger of gas leakage.And due to the presence of shut-off valve in total inlet pipe, lead to main air inlet pipe
Length is longer, has also increased cost on foot.
Summary of the invention
At least one in order to solve the above-mentioned technical problem, the present invention proposes a kind of gas valve and the combustion gas using the gas valve
Tool.
The embodiment of one aspect of the present invention provides a kind of gas valve, which includes:
Proportioning valve has proportioning valve air inlet and ratio valve air gate；
Plug valve, has plug valve air inlet and at least one cock valve air gate, ratio valve air gate only with plug valve
Air inlet is directly connected to.
In some embodiments of the present invention, the valve body of proportioning valve and plug valve is wholely set, ratio valve air gate and cock
Valve air inlet forms the connecting cavity being wholely set in valve body.
In some embodiments of the present invention, which includes:
Valve body further includes the accommodating chamber being connected to at least one cock valve air gate；
Plug valve core component, including plug valve core component and plug valve driving assembly；Plug valve core component includes that can revolve
It is located at the plug valve core of accommodating chamber with turning；Plug valve core includes inlet channel and at least one set of venthole, at least one set of venthole
It is correspondingly arranged at least one cock valve air gate, inlet channel is connected to connecting cavity；Plug valve core component has inlet channel
With the closed position of at least one cock valve air gate partition, and by least one set of venthole by inlet channel with it is corresponding
The open position of cock valve air gate connection；Plug valve driving assembly is to drive plug valve core component in closed position and opening
It is rotated between position.
In some embodiments of the present invention, the shape of plug valve core and accommodating chamber is cooperating, rounded taper type,
The hollow formation inlet channel of the plug valve core of truncated cone.
In some embodiments of the present invention, plug valve core has two groups of ventholes, every group of venthole in two groups of ventholes
Including at least one venthole, two groups of ventholes are located on the different circumference of rounding frustum side wall.
In some embodiments of the present invention, plug valve driving assembly includes stepper motor, and stepper motor and plug valve core pass
Dynamic connection.
The embodiment of another aspect of the present invention provides a kind of gas utensil, including the combustion gas in burner and above-described embodiment
Valve, burner include at least one blast tube, and cock valve air gate is connected to blast tube.
The embodiment of another aspect of the present invention provides a kind of gas utensil, including the combustion gas in burner and above-described embodiment
Valve, burner include inner ring blast tube and outer ring blast tube, and cock valve air gate is two, the venthole on plug valve core
Being correspondingly arranged is two groups, and one in cock valve air gate is connected to inner ring blast tube, another connects with outer ring blast tube
It is logical.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the schematic perspective view of the gas valve of one embodiment of the invention；
Fig. 2 is the top view of gas valve shown in Fig. 1 of the present invention；
Fig. 3 is the schematic diagram of the section structure in the direction A-A in Fig. 2 of the present invention；
Fig. 4 is the schematic diagram of the section structure in the direction D-D in Fig. 2 of the present invention；
Fig. 5 is the schematic perspective view of the valve body ontology of the gas valve of one embodiment of the invention；
Fig. 6 is the schematic diagram of the section structure in the direction B-B in Fig. 3 of the present invention；
Fig. 7 is the schematic diagram of the section structure in the direction C-C in Fig. 3 of the present invention；
Fig. 8 is the schematic perspective view of the plug valve core of the gas valve of one embodiment of the invention；
Fig. 9 is the main view of plug valve core shown in Fig. 8；
Figure 10 a is the left view of plug valve core shown in Fig. 8, and Figure 10 b is the schematic diagram of the section structure in the direction A-A in Figure 10 a,
Figure 10 c is the schematic diagram of the section structure in the direction B-B in Figure 10 a.
Specific embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although showing this public affairs in attached drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.It is to be able to thoroughly understand the disclosure on the contrary, providing these embodiments, and can be by this public affairs
The range opened is fully disclosed to those skilled in the art.
Gas valve below with reference to Fig. 1-10 specification embodiment of the present invention and the gas utensil using it.
A kind of gas valve of one embodiment of the invention, comprising:
Proportioning valve has proportioning valve air inlet and ratio valve air gate；
Plug valve, has plug valve air inlet and at least one cock valve air gate, ratio valve air gate only with plug valve
Air inlet is directly connected to.
Proportioning valve and plug valve are applied in combination in the embodiment of the present invention, realize two sealed structures, meets standard
It is required that reducing the components of gas valve it is not necessary that shut-off valve is arranged in the main air inlet pipe of gas utensil, reduce the sealing of complete machine
Mouthful, reliability is increased, is reduced costs.
In another embodiment of the invention, the valve body 12 of proportioning valve and plug valve is wholely set, ratio valve air gate with
Plug valve air inlet forms the connecting cavity 125 being wholely set in valve body.
Proportioning valve and plug valve are wholely set in the embodiment of the present invention, further reduce the components of gas valve,
The seal for reducing complete machine, increases reliability, reduces costs.
In another embodiment of the invention, refering to fig. 1-7, gas valve includes:
Valve body 12 further includes the accommodating chamber 129 being connected to at least one cock valve air gate；
Plug valve core component 2, plug valve core component 2 include plug valve core component and plug valve driving assembly；Plug valve core
Component includes the plug valve core 21 that can be rotatably located at accommodating chamber 129；Plug valve core 21 includes inlet channel 211 and at least one
Group venthole, at least one set of venthole are correspondingly arranged at least one cock valve air gate, and inlet channel 211 is connected to connecting cavity
125；Plug valve core component has the closed position of inlet channel 211 and the partition of at least one cock valve air gate, Yi Jitong
Cross the open position that inlet channel 211 is connected to by least one set of venthole with corresponding cock valve air gate；Plug valve driving group
Part is to drive plug valve core component to rotate between a closed position and a open position.
Since gas valve has contained the two sealed structures that proportioning valve and plug valve are formed with valve body respectively, meet mark
Alignment request there is no need to which shut-off valve is arranged in main air inlet pipe again, therefore significantly reduces gas valve used in gas utensil
Amount of parts, save the cost, and improve reliability；In addition the seal of complete machine is decreased, the hidden of gas leakage is reduced
Suffer from.Further, in the present embodiment, gas valve is serially connected on gas pipeline, and combustion gas first flows through gas valve before reaching gas utensil,
By the on-off of gas valve control gas pipeline and the size of gas inlet amount.When combustion gas flows through gas valve, it is introduced into proportioning valve, it can
By control proportional valve spool component 11 and outlet valve opening 124 close to far from controlling the opening and closing of outlet valve opening to control combustion gas
On-off, and control by the gap size of control proportional valve spool component 11 and outlet valve opening 124 air inflow of combustion gas
Size；Combustion gas enters plug valve by connecting cavity 125 from proportioning valve, and plug valve can pass through the turned position of control plug valve core 21
The on-off of combustion gas is controlled, and the overlapping area of the cock valve air gate of the venthole and valve body of control plug valve core 21 can be passed through
Size realize that the size of air inflow of control combustion gas can be to overall gas quantity by the double control to gas inlet amount
Air inflow realize accurate control and adjustable range is wider.When the gas valve is used for gas utensil, fired by proportional valve control
The on-off of gas and the size of air inflow are, it can be achieved that the first step controls the logical of combustion gas by plug valve to the accurate temperature controlling of gas utensil
Disconnected and air inflow size realizes that second step to the accurate temperature controlling of gas utensil, realizes dual accurate temperature controlling.
In another embodiment of the invention, valve body 12 of the invention includes upper cover 121, valve body ontology 122 and lower cover
126.The lid of upper cover 121 closes on a upper opening of valve body ontology 122, and the edge for installing pipe portion 128 from the upper opening is downward
It extends to form, the lower ending opening of installation pipe portion 128 forms outlet valve opening 124, and 11 at least part of proportional valve spool component is located at peace
The inside in tubulature portion 128, for proportional valve spool component 11 at closed position, sealing element 111 is connected to the air outlet valve of installation pipe portion 128
On hole 124.Lower cover 126 realizes the sealing of a lower openings of valve body ontology 122, and forms connecting cavity 125.
In another embodiment of the invention, as shown in Fig. 3,8-9, the shape of plug valve core 21 and accommodating chamber 129 is phase
The rounding taper type mutually cooperated, the hollow formation inlet channel 211 of plug valve core 21 of rounding taper type.In this way, accommodating chamber 129
The outer peripheral surface of side and plug valve core 21 is cooperated by lozenges, so that plug valve core 21 and the leakproofness of accommodating chamber 129 are preferable,
The risk of combustion gas evolution can be reduced to greatest extent.In addition, further as shown in figure 3, plug valve core component may be provided with and be used for
The spring 22 of plug valve core 21 is compressed, guarantees the leakproofness of plug valve core 21 and accommodating chamber 129.
In another embodiment of the invention, as illustrated in figs. 5-7, the tool of valve body of the invention there are two with accommodating chamber 129
The cock valve air gate of connection, respectively the first cock valve air gate 4 and the second cock valve air gate 5, the first plug valve outlet
Mouth 4 and the second cock valve air gate 5 blast tubes different from burner can be connected to respectively, may be implemented to different blast tubes
Combustion gas on-off and air inflow size independent control.
In another embodiment of the invention, plug valve core 21 has two groups of ventholes, and every group in two groups of ventholes goes out
Stomata includes at least one venthole, and two groups of ventholes are located on the different circumference of rounding frustum side wall.It is to be appreciated that one group
Venthole is correspondingly arranged with a cock valve air gate, the venthole in same group can be located at identical circumference on or not
On same circumference.Further, as shown in Fig. 9,10a-10c, the first venthole 212 and the second venthole 213 are used as one group of outlet
Hole is located on same circumference；Third venthole 214 is used as another group of venthole, is located at and the first venthole 212 and the second outlet
On the different circumference of the circumference of rounding frustum side wall where hole 213.And circumference where the first cock valve air gate 4 and the
One venthole 212 is identical with the circumference where the second venthole 213, and the circumference where the second cock valve air gate 5 goes out with third
Circumference where stomata 214 is identical.Since two groups of ventholes are located on different circumference, rotation corresponding with two groups of ventholes
Plug valve gas outlet also is located on different circumference, so that two groups of ventholes will not influence each other, can be separated and individually be controlled combustion gas
On-off or air inflow size.
Further, plug valve used in the prior art accomplishes that profiled holes, example is arranged in linear regulation needs on spool
In this case for example involute hole can improve difficulty of processing, increase cost.Gas valve in the embodiment of the present invention, due to than
Example valve hole part has been able to realize the accurate adjusting of air inflow, when plug valve core component is further adjusted, only needs
The venthole that conventional structure to be arranged on plug valve core can be realized.As shown in Fig. 9,10a-10c, the first venthole 212
For the elongated slot through-hole being circumferentially arranged along rounding frustum lateral wall.Second venthole 213 include counterbore 2132 be connected to counterbore 2132
With the exhaust through hole 2131 of inlet channel 211, and the diameter of counterbore 2132 be greater than exhaust through hole 2131 diameter.Third venthole
214 include the blind slot 2142 being circumferentially arranged along rounding frustum lateral wall and the exhaust through hole 2141 with 2142 gas connection of blind slot.
Blind slot 2142 is internally recessed to be formed from the outer surface of plug valve core, and blind slot is not connected to inlet channel.
Furthermore, in the closed position of plug valve core component, the first venthole 212, the second venthole 213 and third
Venthole 214 is not connected to the first cock valve air gate 4 or the second cock valve air gate 5, therefore, the first plug valve outlet
The combustion gas of mouth 4 and the second cock valve air gate 5 is cut off.The open position of plug valve core component includes multiple open positions.Example
Such as in the first open position, the first venthole 212 is overlapped and is connected to the first cock valve air gate 4, and third venthole 214 goes out
Vent hole 2141 is overlapped and is connected to the second cock valve air gate 5, and combustion gas at this time enters plug valve outlet by inlet channel 211
In mouth 4 and cock valve air gate 5, and there is maximum gas inlet amount；With the rotation of plug valve core 21, opened second
Position, the first venthole 212 partially overlaps with the first cock valve air gate 4 and the first venthole 212 is still connected to air inlet and leads to
Road 211 and the first cock valve air gate 4, the blind slot 2142 of third venthole 214 and the second cock valve air gate 5 partially overlap simultaneously
And exhaust through hole 2141 is still connected to inlet channel 211 and the second cock valve air gate 5, combustion gas at this time by inlet channel 211 into
Enter into the first cock valve air gate 4 and the second cock valve air gate 5, but cock valve air gate 4 and cock valve air gate 5
Gas inlet amount is reduced relative to the first open position；With the rotation of plug valve core 21, go out in third open position, second
The counterbore 2132 of stomata 213 partially overlaps with the first cock valve air gate 4, and the first venthole 212 is still connected to air inlet and leads to
Road 211 and the first cock valve air gate 4, but third venthole 214 is not overlapped with the second cock valve air gate 5, so that second
The combustion gas of cock valve air gate 5 is cut off, and combustion gas at this time passes through exhaust through hole 2131 and the first venthole by inlet channel 211
212 enter in the first cock valve air gate 4, but the gas inlet amount of the first cock valve air gate 4 is opened relative to second
Position is further reduced.Therefore, rotation is carried out positioned at different positions by controlling plug valve core, can realize respectively to first
The on-off of cock valve air gate 4 and the second cock valve air gate 5, and being overlapped by control venthole and cock valve air gate
The size of area uses cock valve air gate of different shapes, can be realized the combustion gas to each cock valve air gate into
The independent control of the size of tolerance.
In another embodiment of the invention, plug valve driving assembly can be electric drive and manual actuation.Electric drive is for example
It can be motor driven, motor driven includes stepper motor, servo motor etc..In an additional preferred embodiment, as shown in figure 3,
Plug valve driving assembly includes stepper motor 20, and stepper motor 20 and plug valve core 21 are sequentially connected.It can by stepper motor
Realize being precisely controlled to the rotation position of plug valve core.In addition, proportioning valve driving assembly and plug valve driving assembly can
Receive control signal, can control with cooperative achievement to the on-off or air inflow size of combustion gas, significantly improve gas inlet
The control precision of amount.
In another embodiment of the present invention, as shown in figs. 1-7, valve body 12 further includes inlet chamber 123 and outlet valve opening 124,
Inlet chamber 123 is connected to proportioning valve air inlet, and outlet valve opening 124 is connected to inlet chamber 123 and connecting cavity 125；
Gas valve further includes proportional valve spool component 1, and proportional valve spool component 1 includes that proportional valve spool component 11 and proportioning valve drive
Component 10；Proportional valve spool component 11 is contained in valve body 12, including proportional valve spool 112 and the sealing element 111 for being sheathed on spool；Than
Closed position and the opening outlet valve opening 124 of sealing element 111 that there is example core assembly 11 sealing element 111 to close outlet valve opening 124
Open position；Proportioning valve driving assembly 10 is to drive proportional valve spool component 11 to move between a closed position and a open position
It is dynamic.
In one embodiment of the present invention, as shown in figure 3, the proportional valve spool component 1 of gas valve is additionally provided with diaphragm
127, diaphragm 127 is the proximate annular structure with inner end and outer periphery, and the outer periphery of diaphragm is fixed on valve body 12, diaphragm
Inner end is fixed on proportional valve spool 112.Specifically, as shown in figure 3, the outer periphery of diaphragm 127 is fixed on valve body ontology 122,
The inner end of diaphragm is fixed on proportional valve spool 112.Radially outward direction from the central axis of diaphragm 127, the formation of diaphragm 127
For the arch of bending.When proportional valve spool component 11 moves downward, band dynamic diaphragm 127 is moved downward.Combustion in installation pipe portion 128
When air pressure fluctuation, for example, when install the gaseous-pressure in pipe portion 128 it is excessive when, diaphragm 127 by pressure from inside to outside,
It is bent upwards diaphragm 127, diaphragm 127 drives proportional valve spool component 11 to move up, so as to reduce sealing element 111 and peace
The pressure stability of gas inlet is improved it is possible thereby to adjust pressure in gap between tubulature portion 128.And to enter combustion
The gaseous-pressure of burner is more stable, burning more sufficiently.
In another embodiment of the invention, as shown in figure 3, sealing element 111 is set in the outer of the lower end of proportional valve spool 112
On circumferential surface, the outer peripheral surface of sealing element 111 is arcwall face that is outside and tilting down extension.Sealing element is unlikely to deform, and increases sealing
The thickness of part transverse direction, increases air-tightness.
In another embodiment of the invention, as shown in figure 3, proportioning valve driving assembly 10 passes through control proportional valve spool component
The 11 control proportional valve spool component 11 that moves up and down is contacting and separating with outlet valve opening 124, by 11 a part of proportional valve spool component
Set on 124 side of outlet valve opening, another part is set to 124 other side of outlet valve opening.Sealing element 111 stops the installation for being against valve body 12
In pipe portion 128, to cut off the supply of combustion gas.Proportioning valve driving assembly 10 can be electromagnetic drive and manual actuation, and electromagnetism drives
The dynamic magnetic field that can be generated using hot-wire coil is to the magnetic force of magnet, and gear and rack teeth mechanism can be used in manual actuation, it is preferable that ratio
Valve driving assembly 10 uses electromagnetic drive.
Further, as shown in figure 3, proportioning valve driving assembly 10 includes: permanent magnet 103, positioned at the upper of proportional valve spool 112
Side, and be fixed to each other with proportional valve spool 112；Valve regulation coil 102, positioned at the top of permanent magnet 103；Iron core 101, is embedded at valve
In regulating winding 102.In the present embodiment, when proportional valve spool component 1 is closed, sealing element 111 stops the installation for being against valve body 12
In pipe portion 128, to cut off the supply of combustion gas.When needing using combustion gas, proportional valve spool component 1 is opened, at this point, being located at permanent magnetism
The valve regulation coil 102 of 103 top of body is powered and generates magnetic field, makes the iron core 101 being located inside valve regulation coil 102 with magnetic
Property, setting iron core 101 is identical with the polarity of permanent magnet 103, therefore 103 mutual exclusion of iron core 101 and permanent magnet, pushes permanent magnet 103
Downwards, since permanent magnet 103 and proportional valve spool 11 are fixed to each other, permanent magnet 103 drives proportional valve spool 11 to move down, sealing element 111
Far from installation pipe portion 128, form gap between sealing element 111 and installation pipe portion 128 at this time, combustion gas from proportioning valve air inlet 3 into
Enter proportional valve spool component 1, connecting cavity is then entered from cock valve air gate 3 by the gap of sealing element 111 and installation pipe portion 128
125.The size for controlling gap by the size of current of valve regulation coil 102 by adjusting, to control the throughput of combustion gas.
For example, need to only increase the electric current by valve regulation coil 102 when needing to increase the throughput of combustion gas.
Gas utensil in another embodiment of the invention, including the gas valve in burner and above-described embodiment, burning
Device includes at least one blast tube, and cock valve air gate is connected to blast tube.Cock valve air gate can be with blast tube
It being arranged in a one-to-one correspondence, i.e., a cock valve air gate is connected to a blast tube, it can be appreciated that ground is, multiple plug valves
Gas outlet can be connected to a blast tube or a cock valve air gate can be connected to multiple blast tubes.Using this
The blast tube of cock valve air gate and burner is connected, passes through proportioning valve and rotation by the gas utensil of inventive embodiments gas valve
The cooperation of plug valve, which can be realized, is precisely controlled burner flame.
Gas utensil in another embodiment of the invention, including the gas valve in burner and above-described embodiment, burning
Device includes inner ring blast tube and outer ring blast tube, and cock valve air gate is two, and the venthole correspondence on plug valve core is set
Two groups are set to, one in cock valve air gate is connected to inner ring blast tube, another is connected to outer ring blast tube.Example
Such as, the first cock valve air gate 4 can be connected to inner ring blast tube, and the second cock valve air gate 5 can connect with outer ring blast tube
It is logical, since the on-off of the combustion gas of the first cock valve air gate 4 and the second cock valve air gate 5 or the size of air inflow can pass through
Gas valve separates individually control, thus the combustion flame that the connection of inner ring blast tube is connected to outer ring blast tube can same Datong District
It is small, it can also separate and individually control firepower size, there is applicable scene more abundant, realize and adjust on demand.It can of course manage
Solution, cock valve air gate can be set to more than two, is corresponding to it simultaneously, and the blast tube of burner equally can also be with
Setting is more than two rings.
It should be understood that term used herein merely for description particular example embodiment purpose, and have no intention into
Row limitation.Unless the context clearly indicates otherwise, otherwise singular " one " as used in the text, "one" and " described "
Can also indicate to include plural form.The terms "include", "comprise", " containing " and " having " are inclusives, and therefore
It indicates the presence of stated feature, step, operations, elements, and/or components, but presence or addition one or more is not precluded
A other feature, step, operation, component, assembly unit, and/or their combination.Method and step, process, the Yi Jicao of described in the text
It is not interpreted as that them is necessarily required to execute with described or explanation particular order, executes sequence unless explicitly stated otherwise.Also answer
The step of working as understanding, can be used additionally or alternatively.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, the description of " first ", " second " involved in the embodiment of the present invention etc., is somebody's turn to do retouching for " first ", " second " etc.
It states and is used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated technology spy
The quantity of sign." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one of the features.
In addition, the technical solution between each embodiment can be combined with each other, it can with those of ordinary skill in the art but must be
Based on realization, the combination of this technical solution will be understood that when conflicting or cannot achieve when occurs in the combination of technical solution
Be not present, also not the present invention claims protection scope within.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of the claim
Subject to enclosing.
Claims (8)
1. a kind of gas valve, which is characterized in that the gas valve includes:
Proportioning valve, the proportioning valve have proportioning valve air inlet and ratio valve air gate；
Plug valve, the plug valve have plug valve air inlet and at least one cock valve air gate, the ratio valve air gate
Only directly it is connected to plug valve air inlet.
2. gas valve according to claim 1, it is characterised in that: the valve body of the proportioning valve and plug valve is wholely set,
The ratio valve air gate and plug valve air inlet form the connecting cavity being wholely set in the valve body.
3. gas valve according to claim 2, which is characterized in that the gas valve includes:
The valve body further includes the accommodating chamber being connected to at least one cock valve air gate；
Plug valve core component, the plug valve core component include plug valve core component and plug valve driving assembly；The plug valve
Core assembly includes the plug valve core that can be rotatably located at accommodating chamber；The plug valve core includes that inlet channel and at least one set go out
Stomata, at least one set venthole are correspondingly arranged at least one described cock valve air gate, and the inlet channel is connected to institute
State connecting cavity；
The plug valve core component has the closed position of inlet channel and the partition of at least one cock valve air gate, Yi Jitong
Cross the open position that inlet channel is connected to by least one set of venthole with corresponding cock valve air gate；The plug valve drives
Component is moved to drive the plug valve core component to rotate between the closed position and the open position.
4. gas valve according to claim 3, it is characterised in that: the shape of the plug valve core and the accommodating chamber is phase
The rounding taper type mutually cooperated, the plug valve core of the rounding taper type is hollow to form the inlet channel.
5. gas valve according to claim 4, it is characterised in that: the plug valve core have two groups of ventholes, described two
Every group of venthole in group venthole includes at least one venthole, and two groups of ventholes are located at the rounding frustum side wall
On different circumference.
6. gas valve according to claim 3, it is characterised in that: the plug valve driving assembly includes stepper motor, institute
It states stepper motor and the plug valve core is sequentially connected.
7. a kind of gas utensil, including gas valve described in any one of burner and claim 1-4,6, the burner includes
At least one blast tube, the cock valve air gate are connected to the blast tube.
8. a kind of gas utensil, including gas valve described in burner and claim 5, the burner includes inner ring blast tube
With outer ring blast tube, the cock valve air gate is two, and it is two groups that the venthole on the plug valve core, which is correspondingly arranged, institute
It states one in cock valve air gate to be connected to the inner ring blast tube, another is connected to outer ring blast tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811603625.1A CN109695743A (en) | 2018-12-26 | 2018-12-26 | A kind of gas valve and gas utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811603625.1A CN109695743A (en) | 2018-12-26 | 2018-12-26 | A kind of gas valve and gas utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109695743A true CN109695743A (en) | 2019-04-30 |
Family
ID=66232897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811603625.1A Pending CN109695743A (en) | 2018-12-26 | 2018-12-26 | A kind of gas valve and gas utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109695743A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021077578A1 (en) * | 2019-10-24 | 2021-04-29 | 佛山市顺德区美的洗涤电器制造有限公司 | Valve structure and household appliance |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49118131U (en) * | 1973-02-03 | 1974-10-09 | ||
| CN101482185A (en) * | 2009-02-09 | 2009-07-15 | 郑国隆 | Gas valve with two-way proportional exhaustion |
| CN202418775U (en) * | 2011-12-31 | 2012-09-05 | 浙江新涛电子机械股份有限公司 | Electronic control gas 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 |
-
2018
- 2018-12-26 CN CN201811603625.1A patent/CN109695743A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49118131U (en) * | 1973-02-03 | 1974-10-09 | ||
| CN101482185A (en) * | 2009-02-09 | 2009-07-15 | 郑国隆 | Gas valve with two-way proportional exhaustion |
| CN202418775U (en) * | 2011-12-31 | 2012-09-05 | 浙江新涛电子机械股份有限公司 | Electronic control gas 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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021077578A1 (en) * | 2019-10-24 | 2021-04-29 | 佛山市顺德区美的洗涤电器制造有限公司 | Valve structure and household appliance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109630688A (en) | A kind of gas valve and gas utensil | |
| CN109973675A (en) | A kind of gas valve and gas utensil | |
| CN109695746A (en) | A kind of gas valve and gas utensil | |
| CN103124873B (en) | Control valve | |
| CN102052485B (en) | Steplessly adjustable electric control gas valve | |
| US9822975B2 (en) | Gas valve unit having two gas outlets | |
| US10260383B2 (en) | Control valve with check valve | |
| CN106051268A (en) | Electromagnetic valve | |
| CN104114946A (en) | Dual venturi for combustor | |
| CN109695743A (en) | A kind of gas valve and gas utensil | |
| CN106678421B (en) | Electronic expansion valve with flow control precision | |
| CN209622126U (en) | A kind of gas valve and gas utensil | |
| CN209622124U (en) | A kind of gas valve and gas utensil | |
| CN211624294U (en) | Gas valve and gas utensil | |
| KR20180029312A (en) | Flow control valve | |
| CN206054778U (en) | A kind of electrically operated valve | |
| CN110657268A (en) | Control valve | |
| CN209622123U (en) | A kind of gas valve and gas utensil | |
| CN109869494A (en) | Electric expansion valve and refrigeration system with it | |
| US20140151588A1 (en) | Adjustable gas electromagnetic valve | |
| CN109931418B (en) | Electric control plug valve | |
| CN109780267A (en) | A kind of gas valve and gas utensil | |
| CN105829986A (en) | Dynamic balancing valve for control of flow rate independently of pressure | |
| JPH0743047B2 (en) | Electric 3-way valve | |
| CN106122515A (en) | A kind of gas-liquid double-purpose electromagnetic valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190430 |
|
| RJ01 | Rejection of invention patent application after publication |