CN116906627A - Valve body assembly and gas stove comprising same - Google Patents

Abstract

The invention discloses a valve body assembly and a gas cooker comprising the same, wherein the valve body assembly comprises a gas valve, an inner ring channel of the gas valve is communicated with a gas channel of an inner ring fire cover of a burner, an outer ring channel of the gas valve is communicated with a gas channel of an outer ring fire cover of the burner, the gas valve is provided with a gas distribution channel, the gas valve assembly also comprises a mechanical valve, the mechanical valve is provided with a gas inlet and a gas outlet, and a knob rotationally connected with the mechanical valve, the gas inlet is communicated with the gas distribution channel, the gas outlet and the outer ring channel are jointly communicated with the gas channel of the outer ring fire cover of the burner, and the knob is used for adjusting the section size of the gas outlet for gas circulation. Through the gas distribution passageway in order to flow into the mechanical valve with outer loop passageway's gas, rethread knob allotment gas flows into outer loop fire lid, makes it have the stir-fry function, and the knob rotates at every turn and all can form different flame shapes and firepower scope, satisfies the user and has different demands to the firepower, compromise convenience and richer user experience.

Description

Valve body assembly and gas stove comprising same

Technical Field

The invention relates to the technical field of gas valves, in particular to a valve body assembly and a gas cooker comprising the same.

Background

Along with the continuous development of life, more and more abundant food materials walk into people's dining table, the mode of cooking to different food materials is different leads to the user to the demand of gas cooking utensils more and more various, and these demands are mainly to the demand of gas control in the gas cooking utensils, for example in order to make the food materials evenly heated generally need to carry out gas control to the gas valve that has inner ring fire lid and outer ring fire lid, and then receive even firepower and accomplish the culinary art fast in step in the different positions of food materials.

In order to enable the gas stove to cook partial food materials, a conventional gas stove is provided with a stir-frying function, the stir-frying function is arranged to be more fit with a user cooking scene, a shutoff valve or an electric control valve is arranged between the gas valve and the burner to intercept gas entering the burner from the part, the shutoff valve or the electric control valve is connected in an electric control mode, so that the shutoff valve or the electric control valve is fully opened when the user needs stir-frying, the gas quantity entering the burner is improved, but the shutoff valve or the electric control valve needs to be electrified to work, the cost of the gas stove is increased, and in addition, the shutoff valve or the electric control valve can only fully open or fully close the gas entering the burner from the part, so that the fire range of the burner is still single, and when the combustion load of the burner is lower than the highest value of the combustion load of the stir-frying function due to the fact that the food materials are fewer under the requirement of the stir-frying function, the condition that the combustion load of the burner cannot be satisfied exists.

Disclosure of Invention

The invention aims to overcome the defect that the combustion load of the quick-frying function cannot be accurately regulated when the quick-frying function is provided for a combustor through a shutoff valve or an electric control valve in the prior art, and provides a valve body assembly and a gas cooker comprising the valve body assembly.

The invention solves the technical problems by the following technical scheme:

the utility model provides a valve body subassembly, the valve body subassembly includes the gas valve, the inner ring passageway of gas valve and the gas passageway intercommunication of the inner ring fire lid of combustor, the outer ring passageway of gas valve with the gas passageway intercommunication of the outer ring fire lid of combustor, the gas valve is provided with the distribution passageway, the gas valve subassembly still includes mechanical valve, mechanical valve be provided with air inlet and gas outlet and rotate connect in the knob of mechanical valve, the air inlet with the distribution passageway intercommunication, the gas outlet with the outer ring passageway communicates jointly to the gas passageway of the outer ring fire lid of combustor, the knob is used for adjusting the confession gas circulation's of gas outlet cross-section size.

In this scheme, this valve body subassembly compares its cost lower in automatically controlled valve through setting up mechanical valve, and the allotment gas of mechanical valve need not through the mode of power supply, does not receive influence such as power failure, touch bad, and the reliability is higher. And, this valve body subassembly flows into the mechanical valve through the air inlet with the gas in the outer loop passageway through setting up the distribution passageway, the rethread knob carries out the gas allotment and flows into in the gas passageway of outer loop fire lid from the gas outlet, because the outer loop passageway of gas valve communicates with the gas passageway of outer loop fire lid, and under the condition that gas outlet and outer loop passageway communicate jointly, realize increasing flame shape and firepower scope when the combustor burns, when the cross-sectional dimension that the gas outlet supplies the gas to circulate reaches the maximum, get into the stir-fry mode for the combustor, and the knob rotates at every turn before getting into the stir-fry mode and all can form different flame shapes and firepower scope, in order to satisfy the user and have different demands to firepower because of the difference of food quantity in the culinary art in-process, compromise convenience and richer user experience.

Preferably, the gas outlet is communicated with a gas channel of an outer ring fire cover of the burner through a first nozzle, the outer ring channel is communicated with a gas channel of the outer ring fire cover of the burner through a second nozzle, and the first nozzle and the second nozzle are communicated into the same injection pipe of the burner.

In this scheme, through setting up first nozzle and second nozzle in same injection pipe to when gas gets into the combustor from outer loop passageway or mechanical valve, penetrate through the injection pipe in order to avoid gas leakage, improve its safety in utilization.

Preferably, the air distribution channel is communicated with the outer ring channel, when the outer ring channel is opened, the knob is rotated to correspondingly open the mechanical valve, and when the outer ring channel is closed, the mechanical valve is correspondingly closed.

In this scheme, distribution passageway and outer loop passageway intercommunication, when gas valve when supplying gas to inner ring fire lid and outer loop fire lid, only can get into the mechanical valve under the condition that outer loop passageway opened, the inner ring fire lid of combustor is in under the little fire state promptly, and the mechanical valve can't open, and the combustor also can't get into the stir-fry mode correspondingly, through above-mentioned mode in order to accord with the firepower with little to big use logic, satisfies user's use habit.

Preferably, the gas distribution channel is communicated with a gas pipeline of the gas valve, and when the outer ring channel is closed, the knob is rotated to correspondingly open the mechanical valve.

In this scheme, distribution passageway and gas pipeline direct intercommunication, its aim at is with the mechanical valve alone setting and through the gas channel internal gas supply of the outside ring fire lid of mechanical valve alone, and do not receive the outer ring channel's of gas valve influence, this kind of structure sets up and can realize a key stir-fry mode, namely can directly get into the stir-fry mode under any firepower, compare in distribution passageway and the mode of outer ring channel intercommunication, reaction efficiency is faster, in addition, on the basis that the mechanical valve does not receive the outer ring channel's of gas valve influence, the flame shape and firepower scope that gas valve is to the inside ring fire lid and the outside ring fire lid supplies gas and the combination of the outside ring fire lid of mechanical valve when supplying gas volume further increase, can adapt to user's different firepower demands.

Preferably, the gas valve is integrally provided with the mechanical valve.

In this scheme, gas valve and the mechanical valve that set up integratively can reduce the occupation to the space in the kitchen range end box of gas cooking utensils for its inner space obtains make full use of, correspondingly practices thrift the manufacturing cost of valve body subassembly.

Preferably, the outer ring channel is communicated with a gas channel of an outer ring fire cover of the burner, and the gas outlet is communicated with a base of the burner.

In this scheme, through directly communicating the gas outlet to the base to still can realize supplying gas to outer ring fire lid under the condition that does not carry out the secondary to the air and draw, and adjust the gas volume that gets into outer ring fire lid through the knob.

Preferably, the knob further comprises a valve rod and a closure member, wherein the valve rod is positioned between the knob and the closure member, and the knob, the valve rod and the closure member are coaxially arranged.

In the scheme, the knob is rotated to drive the valve rod and the closure member to rotate, and the air outlet is opened or closed through the closure member, so that the air outlet is communicated with the gas passage opening of the outer ring fire cover.

The utility model provides a valve body subassembly, the valve body subassembly includes the gas valve, the inner ring passageway of gas valve communicates with the gas passageway of the inner ring fire lid of combustor, the gas valve subassembly still includes mechanical valve, mechanical valve be provided with the air inlet with rotate connect in the knob of mechanical valve, the air inlet with the outer loop passageway of gas valve communicates, mechanical valve still includes first export and second export, first export with the second export communicates jointly to the gas passageway of the outer loop fire lid of combustor, the knob is used for adjusting first export with the cross-sectional dimension that supplies the gas circulation of second export.

In this scheme, this valve body subassembly compares its cost lower in automatically controlled valve through setting up mechanical valve, and the allotment gas of mechanical valve need not through the mode of power supply, does not receive influence such as power failure, touch bad, and the reliability is higher. And, this valve body subassembly is through in outer loop passageway with the air inlet direct communication with in flowing into mechanical valve with the gas, compare in the mode that sets up the distribution passageway, flame shape and firepower scope of outer loop fire lid all are adjusted through mechanical valve, when the cross-sectional dimension that first export and second export supply the gas circulation reaches the maximum, be the combustor and get into the quick-fry mode promptly, the knob all can form different flame shape and firepower scope in every turn before getting into the quick-fry mode moreover, the combination of the cross-sectional dimension of first export and second export correspondingly increases, in order to satisfy the user and have different demands to the firepower because of the difference of food quantity in the culinary art in-process, compromise convenience and richer user experience.

A gas cooker comprising a valve body assembly as described above.

In this scheme, this gas cooking utensils include valve body subassembly, through setting up this valve body subassembly so that this gas cooking utensils's firepower scope is abundanter, not only simple structure, and the cost is lower moreover, and the reliability is high.

Preferably, the burner of the gas cooker is provided with a first injection pipe communicated with the gas channel of the inner ring fire cover and a second injection pipe communicated with the gas channel of the outer ring fire cover, and the size of the second injection pipe is larger than that of the first injection pipe.

In this scheme, through the size that sets up the second injection pipe is greater than first injection pipe to when all communicating gas outlet and outer loop passageway to the gas passageway of outer loop fire lid, the second injection pipe can draw sufficient air and gas to mix, guarantees that the burning load of combustor satisfies the user needs.

The invention has the positive progress effects that: compared with an electric control valve, the mechanical valve is lower in cost, the blended fuel gas of the mechanical valve does not need to be supplied with power, is not affected by power failure, bad touch and the like, and is higher in reliability. And, this valve body subassembly flows into the mechanical valve through the air inlet with the gas in the outer loop passageway through setting up the distribution passageway, the rethread knob carries out the gas allotment and flows into in the gas passageway of outer loop fire lid from the gas outlet, because the outer loop passageway of gas valve communicates with the gas passageway of outer loop fire lid, and under the condition that gas outlet and outer loop passageway communicate jointly, realize increasing flame shape and firepower scope when the combustor burns, when the cross-sectional dimension that the gas outlet supplies the gas to circulate reaches the maximum, get into the stir-fry mode for the combustor, and the knob rotates at every turn before getting into the stir-fry mode and all can form different flame shapes and firepower scope, in order to satisfy the user and have different demands to firepower because of the difference of food quantity in the culinary art in-process, compromise convenience and richer user experience.

Drawings

Fig. 1 is a schematic view of the structure of a gas cooker according to embodiment 1 of the invention.

Fig. 2 is a schematic structural view of a stove bottom case according to embodiment 1 of the present invention.

FIG. 3 is a schematic illustration of the communication between a valve body assembly and a burner according to embodiment 1 of the present invention.

Fig. 4 is a schematic structural view of a mechanical valve according to embodiment 1 of the present invention.

Fig. 5 is a schematic structural view of a burner according to embodiment 1 of the present invention.

Fig. 6 is a cross-sectional view A-A of fig. 4.

Fig. 7 is a positional relationship diagram of the first nozzle and the second nozzle in embodiment 1 of the present invention.

Fig. 8 is a schematic diagram illustrating communication between an air inlet and a gas pipeline according to embodiment 2 of the present invention.

Fig. 9 is a schematic diagram showing communication between an air inlet and an outer ring channel according to embodiment 3 of the present invention.

Reference numerals illustrate:

valve body assembly 100

Gas valve 101

Inner ring channel 1011

Outer ring channel 1012

Valve channel 1013

Mechanical valve 102

Intake port 1021

Air outlet 1022

Knob 10

Valve rod 11

Closure 12

First nozzle 20

Second nozzle 30

Base 40

Communication groove 50

Cover 60

First outlet 70

Second outlet 80

First ejector tube 200

Second ejector 201

Burner 300

Detailed Description

The invention is further illustrated by means of the following examples, which are not intended to limit the scope of the invention.

Example 1

The embodiment provides a gas cooker, as shown in fig. 1 and fig. 2, the bottom box of the gas cooker includes a burner 300, the burner 300 is provided with an inner ring fire cover and an outer ring fire cover, the inner ring fire cover and the outer ring fire cover are respectively provided with relatively independent gas channels, so that gas sequentially enters each relatively independent gas channel, and independent combustion of the inner ring fire cover and the outer ring fire cover is realized.

As shown in fig. 2, 3 and 4, the gas stove further includes a valve body assembly 100, where the valve body assembly 100 includes a gas valve 101 and a mechanical valve 102, an inner ring channel 1011 of the gas valve 101 communicates with a gas channel of an inner ring fire cover of the burner 300, and an outer ring channel 1012 of the gas valve 101 communicates with a gas channel of an outer ring fire cover of the burner 300 to supply gas to the burner 300 through the gas valve 101, which is not described in detail herein. In addition, the gas valve 101 is further provided with a gas distribution channel 1013, the mechanical valve 102 is provided with an air inlet 1021 corresponding to the gas distribution channel 1013, the gas distribution channel 1013 is communicated with the air inlet 1021 through a pipeline, so that the gas can be supplied to the mechanical valve 102 while the gas is supplied to the combustor 300, the cost is lower compared with an electric control valve through the mechanical valve 102, the blended gas of the mechanical valve 102 enters the combustor 300 without the power supply mode, and the reliability is higher without being affected by power failure, bad touch and the like.

The knob 10 is rotatably connected to the mechanical valve 102, the knob 10 can rotate clockwise or anticlockwise around the axis direction of the knob 10, the valve body of the mechanical valve 102 is provided with the air outlet 1022 corresponding to the knob 10, the air outlet 1022 and the outer ring channel 1012 are jointly communicated with the gas channel of the outer ring fire cover of the burner 300, that is, compared with the condition that a gas supply pipeline is arranged in the gas channel of the outer ring fire cover in the prior art, the air outlet 1022 and the outer ring channel 1012 are jointly communicated with the outer ring fire cover, the number of the gas channels communicated to the outer ring fire cover can be increased, and then the gas cooker enters a stir-frying mode when the mechanical valve 102 and the gas valve 101 are simultaneously opened, namely the stir-frying function is achieved. And, the cross-sectional dimension of the gas supply circulation of the gas outlet 1022 is adjusted through the knob 10, so that the gas outlet 1022 is in an intermediate state for completely opening and completely closing, the gas enters the outer ring fire cover through the gas distribution channel 1013, which is based on the original gas supply of the outer ring fire cover through the outer ring channel 1012, and under the condition that the mechanical valve 102 is completely opened, the gas amount is increased to realize the stir-frying function, when the cross-sectional dimension of the gas supply circulation of the gas outlet 1022 of the mechanical valve 102 is reduced along with the rotation of the knob 10, although the fire of the burner 300 exits the stir-frying mode, the fire is still larger than the fire when the gas is supplied to the outer ring fire cover of the burner 300 through the outer ring channel 1012 of the gas valve 101 alone, namely, when the knob 10 is positioned in the intermediate region of completely opening and completely closing the gas outlet 1022, the gas is distributed to the outer ring fire cover through the mechanical valve 102, so that the flame shape and the fire range of the burner 300 are increased when the gas is burnt, and the cross-sectional dimension change of the gas supply circulation of the gas outlet 1022 forms different flame shapes and fire ranges before entering the stir-frying mode when each rotation of the knob 10, so as to satisfy the requirements of users for different cooking experiences and convenience and rich in the cooking process due to different numbers of users.

Further, as shown in fig. 5 and 7, the air outlet 1022 communicates with the gas passage of the outer ring fire cover of the burner 300 through the first nozzle 20, the outer ring passage 1012 communicates with the gas passage of the outer ring fire cover of the burner 300 through the second nozzle 30, and the first nozzle 20 and the second nozzle 30 communicate into the same injection pipe of the burner 300.

Specifically, the burner 300 is provided with a first injection pipe 200 and a second injection pipe 201, where the first injection pipe 200 is disposed corresponding to a gas channel of an inner ring fire cover of the burner 300, so that the gas is injected secondarily when the inner ring channel 1011 supplies the gas to the inner ring fire cover, which is in the prior art, and will not be repeated herein. The second ejector pipe 201 is arranged corresponding to the gas channel of the outer ring fire cover of the combustor 300, so that secondary ejection is performed on gas when the outer ring channel 1012 supplies the gas to the outer ring fire cover, and the first nozzle 20 and the second nozzle 30 are arranged in the second ejector pipe 201 together, so that when the gas enters the combustor 300 from the outer ring channel 1012 or the mechanical valve 102, the gas is ejected through the ejector pipe to avoid gas leakage, and the use safety of the gas is improved.

And, the size of the second ejector 201 is greater than that of the first ejector 200, because two nozzles, namely, the first nozzle 20 and the second nozzle 30, are simultaneously disposed in the second ejector 201, when the gas cooker comprises the burner 300 and the valve body assembly 100, the gas cooker also has the function of stir-frying and the function of adjusting the fire range and the flame shape before the function of stir-frying, and the outer ring fire cover with the function of stir-frying can be instantaneously increased when the mechanical valve 102 is fully opened due to the gas quantity thereof, so as to adapt to the situation and effectively eject the gas into the outer ring fire cover, the size of the second ejector 201 is greater than that of the first ejector 200, so that when both the gas outlet 1022 and the outer ring channel 1012 are communicated to the gas channel of the outer ring fire cover, the second ejector 201 can eject sufficient air and gas to mix, and the combustion load of the burner 300 is ensured to meet the requirements of users.

In this embodiment, as shown in fig. 3, the gas distribution channel 1013 communicates with the outer ring channel 1012, when the outer ring channel 1012 is opened, the knob 10 is turned to correspondingly open the mechanical valve 102, and when the outer ring channel 1012 is closed, the mechanical valve 102 is also correspondingly closed.

Specifically, the gas valve 101 is a plug valve in the prior art, the cock is rotated to control the gas flow from the inner ring channel 1011 to the inner ring fire cover and from the outer ring channel 1012 to the outer ring fire cover, by communicating the gas distribution channel 1013 with the outer ring channel 1012, that is, when the gas valve 101 supplies gas to the inner ring fire cover and the outer ring fire cover, the gas can only enter the mechanical valve 102 under the condition that the outer ring channel 1012 is opened, when the outer ring fire cover burner of the burner 300 flows into the gas distribution channel 1013 in the outer ring channel 1012 and enters the mechanical valve 102 through the gas inlet 1021, and then the knob 10 is rotated to open the gas outlet 1022, so that the gas in the mechanical valve 102 and the gas in the outer ring channel 1012 can enter the gas channel of the outer ring fire cover, when the cock of the gas valve 101 rotates to the maximum fire, that is, the gas flow into the mechanical valve 102 reaches the maximum value, and the gas flow cross section 1022 is rotated to the maximum through the gas outlet 1022, so that the burner 300 instantaneously enters the stir-frying mode, when the inner ring fire cover 300 is in the state, the gas flow into the mechanical valve 102 is not completely closed by the corresponding to the mechanical valve 102 or the mechanical valve 1022 is not completely opened, and the corresponding gas flow into the mechanical valve 102 is not completely closed by the mechanical valve 102 when the corresponding gas flow into the mechanical valve 1022 is completely opened or completely opened by the mechanical valve 102 when the inner ring channel 300 is completely opened or completely opened by the corresponding valve is completely opened by the rotation of the knob 10, every turn the knob 10 can make the gas quantity that air outlet 1022 and outer loop passageway 1012 get into outer loop fire lid jointly change, and the user can adjust the firepower step by step according to the culinary art demand, compares in the combustor that automatically controlled valve got into the quick-fry mode, and more individuation and firepower scope are richer, and under the circumstances that the food quantity of cooking to the user is less again needs quick-fry firepower, the firepower scope that can be fit for cooks to this improves user's use experience. And the mode of step-by-step adjustment is consistent with the use mode of the gas valve 101, accords with the use logic of the fire from small to large, and meets the use habit of a user.

In other embodiments, the gas valve 101 is integrally provided with the mechanical valve 102.

Specifically, the outer ring channel 1012 of the gas valve 101 is directly communicated with the gas inlet 1021, the valve body of the gas valve 101 and the valve body of the mechanical valve 102 are integrally cast, that is, the gas valve 101 is provided with a cock and a knob 10, the cock is used for adjusting the amount of gas entering the inner ring fire cover and the outer ring fire cover, and the gas amount entering the outer ring fire cover is further adjusted through the knob 10 when the outer ring channel 1012 is opened, so that the fire range of the burner 300 is correspondingly increased, and the gas valve 101 and the mechanical valve 102 which are integrally arranged can reduce the occupation of the space in the stove bottom box of the gas stove, so that the internal space of the gas valve is fully utilized, and the manufacturing cost of the valve body assembly 100 is correspondingly saved.

In another embodiment, the air outlet 1022 is not in communication with the outer annular passage 1012 into the second injector tube 201, but rather communicates the outer annular passage 1012 solely into the second injector tube 201 and communicates the air outlet 1022 with the base 40 of the burner 300.

Specifically, the base 40 of the burner 300 is located between the second injection pipe 201 and the outer ring fire cover, the outer ring fire cover is covered on the base 40 and is in sealing connection, the base 40 is a base of the burner in the prior art and is in matching connection with the outer ring fire cover, the gas outlet 1022 is directly communicated to the base 40, so that gas can be supplied to the outer ring fire cover under the condition that the gas entering the base 40 from the gas outlet 1022 is injected for the second time without air, the gas amount entering the outer ring fire cover is increased on the basis that the gas is supplied to the outer ring fire cover by the outer ring channel 1012, and the gas amount entering the outer ring fire cover is adjusted step by rotating the knob 10.

As shown in fig. 6, the knob 10 further includes a valve stem 11 and a shutter 12, the valve stem 11 being located between the knob 10 and the shutter 12 and the knob 10, the valve stem 11 and the shutter 12 being coaxially disposed.

The closing member 12 is disposed in a cavity formed by the mechanical valve 102, the cavity is communicated with the air inlet 1021 and the air outlet 1022, the closing member 12 is in a conical structure and is in sealing connection with the inner wall of the cavity when contacting, the closing member 12 is the closing member 12 in the prior art and is provided with the communicating groove 50, of course, in other embodiments, the closing member is also provided with a communicating hole, the communicating groove 50 is in a ring structure and is disposed on the closing member 12, a notch of the communicating groove 50 penetrates through the surface of the closing member 12, and the closing member 12 rotates to enable the communicating groove 50 to close the air outlet 1022 through the surface of the closing member 12 when being far away from the air outlet 1022, so that the air outlet 1022 is closed. The one end that corresponds valve rod 11 on the closure 12 is provided with the joint groove, is provided with joint portion on the valve rod 11, and joint portion extends along the horizontal direction and cooperates with the joint groove, and valve rod 11 is connected with the joint groove cooperation through joint portion and joint groove equally with knob 10, and then rotates knob 10 in order to drive closure 12 and rotate, finally realizes the intercommunication of intercommunication groove 50 and gas outlet 1022, of course, closure 12 and valve rod 11 and knob 10 can also be connected through other modes and synchronous rotation, this is prior art, does not make excessive repetition here.

In this embodiment, the valve body of the mechanical valve 102 is further provided with a cover body 60, the cover body 60 is covered above the valve body, and the cover body 60 is provided with a through hole corresponding to the valve rod 11, and the cavity of the valve body is hermetically connected by adding the cover body 60, so that gas leakage is further prevented on the basis of sealing connection between the closure member 12 and the inner wall of the cavity, and the use safety of the mechanical valve 102 is improved.

Example 2

The valve body assembly 100 in this embodiment is substantially the same as the valve body assembly 100 in embodiment 1 in that, as shown in fig. 8, the gas distribution channel 1013 is communicated with the gas pipeline of the gas valve 101, the gas pipeline is disposed in the stove bottom box and is used for supplying gas to the cavity where the cock of the gas valve 101 is located, and by directly communicating the gas distribution channel 1013 with the gas pipeline, the opening or closing of the mechanical valve 102 is not affected by whether the outer ring channel 1012 of the gas valve 101 is opened, and the mechanical valve 102 supplies gas to the outer ring fire cover relatively independently, so that the fire range is increased compared with embodiment 1 when the mechanical valve 102 is used for separately distributing gas.

Specifically, when the firepower of the inner ring fire cover is "small fire", the outer ring channel 1012 is closed by the cock, at this time, through directly communicating the gas pipeline with the gas inlet 1021, and adjust the gas outlet 1022 through rotating the knob 10, make the combustor 300 be in the condition of "small fire" and the outer ring channel 1012 is closed, can also adjust the firepower of the outer ring fire cover in the moment, compare in the scheme that the gas distribution channel 1013 communicates with the outer ring channel 1012 and influences the gas flow of the mechanical valve 102, its firepower range correspondingly increases and the reaction rate is faster, the user only needs to rotate this action of knob 10, can realize making the combustor 300 enter the quick-frying mode, of course, still can be in the condition that "small fire" and the outer ring channel 1012 is closed by the outer ring fire cover supplies gas alone, or in the condition that the inner ring fire cover is in "small fire" and the outer ring fire cover is in "small fire" in the same time, make the combustor 300 directly enter the quick-frying mode by rotating this action of knob 10, can make the combustor 300 receive the quick-frying mode directly through rotating the knob 10 and make the firepower range of the valve 101 and can not receive the mechanical valve 101 and can not influence the firepower to the outer ring 101 when the mechanical valve 101 is in the same shape as the mechanical valve 101, can not reach the mechanical requirement of the mechanical valve 101 and can not influence the firepower range.

Example 3

The present embodiment provides a valve body assembly 100, as shown in fig. 9, which has substantially the same structure as the valve body assembly 100 in embodiment 1, except that an air inlet 1021 of a mechanical valve 102 is communicated with an outer ring channel 1012 of a gas valve 101, the mechanical valve 102 further includes a first outlet 70 and a second outlet 80, the first outlet 70 and the second outlet 80 are jointly communicated with a gas channel of an outer ring fire cover of a burner 300, and a knob 10 is used for adjusting the cross-sectional dimensions of the first outlet 70 and the second outlet 80 for gas communication.

Specifically, the first outlet 70 and the second outlet 80 are located at two sides of the air inlet 1021, and by directly communicating the outer ring channel 1012 with the air inlet 1021 to enable the fuel gas which flows from the outer ring channel 1012 and the mechanical valve 102 together to the outer ring fire cover to flow into the outer ring fire cover through the first outlet 70 and the second outlet 80 of the mechanical valve 102, compared with the mode of arranging the air distribution channel 1013, the flame shape and the fire range of the outer ring fire cover are adjusted through the mechanical valve 102, when the cross-sectional size of the first outlet 70 and the second outlet 80 for the fuel gas to flow reaches the maximum value, the burner enters the pop-up mode, and before entering the pop-up mode, each rotation of the knob 10 forms different flame shapes and fire ranges, for example, the first outlet 70 is opened independently and the second outlet 80 is closed, or the second outlet 80 is opened independently and the first outlet 70 is closed, or the cross-sectional size of the first outlet 70 and the second outlet 80 is larger than the cross-sectional size of the second outlet 80 under the condition that the first outlet 70 and the second outlet 80 are opened simultaneously, so that the combination of the cross-sectional sizes of the first outlet 70 and the second outlet 80 can meet the corresponding increase of the cross-sectional sizes of the first outlet 70 and the second outlet 80, and the combination of the cross-sectional sizes of the first outlet 80 and the second outlet 80 can meet the requirements of different user experiences in the different cooking experiences and different user needs and have different convenience and cooking experience in the user.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the invention, but such changes and modifications fall within the scope of the invention.

Claims (10)

1. The utility model provides a valve body subassembly, the valve body subassembly includes the gas valve, the inner ring passageway of gas valve communicates with the gas passageway of the outer ring fire lid of combustor, the outer ring passageway of gas valve with the gas passageway of the outer ring fire lid of combustor communicates, a serial communication port, the gas valve is provided with the distribution passageway, the gas valve subassembly still includes mechanical valve, mechanical valve be provided with air inlet and gas outlet and rotate connect in the knob of mechanical valve, the air inlet with the distribution passageway communicates, the gas outlet with the outer ring passageway communicates jointly to the gas passageway of the outer ring fire lid of combustor, the knob is used for adjusting the cross-sectional dimension that supplies the gas circulation of gas outlet.

2. The valve body assembly of claim 1, wherein the gas outlet communicates with a gas passage of an outer annular flame cover of the burner through a first nozzle, the outer annular passage communicates with a gas passage of an outer annular flame cover of the burner through a second nozzle, and the first nozzle and the second nozzle communicate into the same injector tube of the burner.

3. The valve body assembly of claim 1, wherein the gas distribution passage communicates with an outer ring passage, and when the outer ring passage is open, the knob is turned to correspondingly open the mechanical valve, and when the outer ring passage is closed, the mechanical valve is also correspondingly closed.

4. The valve body assembly of claim 1, wherein the gas distribution passage communicates with a gas line of the gas valve, and wherein when the outer ring passage is closed, the knob is rotated to correspondingly open the mechanical valve.

5. The valve body assembly of claim 1, wherein the gas valve is integrally provided with the mechanical valve.

6. The valve body assembly of claim 1, wherein the outer ring passage communicates to a gas passage of an outer ring fire cover of the burner, and the gas outlet communicates with a base of the burner.

7. The valve body assembly of claim 1, wherein the knob further comprises a valve stem and a closure member, the valve stem being located between the knob and the closure member and the knob, the valve stem, and the closure member being coaxially disposed.

8. The utility model provides a valve body subassembly, the valve body subassembly includes the gas valve, the inner ring passageway of gas valve communicates with the gas passageway of the inner ring fire lid of combustor, its characterized in that, the gas valve subassembly still includes mechanical valve, mechanical valve be provided with the air inlet and rotate connect in the knob of mechanical valve, the air inlet with the outer loop passageway intercommunication of gas valve, mechanical valve still includes first export and second export, first export with the second export communicates jointly to the gas passageway of the outer loop fire lid of combustor, the knob is used for adjusting first export with the cross-sectional dimension that supplies the gas circulation of second export.

9. A gas burner comprising a valve body assembly according to any one of claims 1-8.

10. The gas cooker of claim 9, wherein the burner of the gas cooker has a first injection duct in communication with the gas passage of the inner annular flame cover and a second injection duct in communication with the gas passage of the outer annular flame cover, the second injection duct being larger in size than the first injection duct.