CN104534527B - Integrated valve of gas stove - Google Patents
Integrated valve of gas stove Download PDFInfo
- Publication number
- CN104534527B CN104534527B CN201410848991.9A CN201410848991A CN104534527B CN 104534527 B CN104534527 B CN 104534527B CN 201410848991 A CN201410848991 A CN 201410848991A CN 104534527 B CN104534527 B CN 104534527B
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- China
- Prior art keywords
- valve
- gas
- air
- switch
- cooking stove
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- 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.)
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Classifications
-
- 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
-
- 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
- F16K31/44—Mechanical actuating means
- F16K31/52—Mechanical actuating means with crank, eccentric, or cam
- F16K31/524—Mechanical actuating means with crank, eccentric, or cam with a cam
- F16K31/52458—Mechanical actuating means with crank, eccentric, or cam with a cam comprising a tap or cock
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanically-Actuated Valves (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
The invention discloses an integrated valve of a gas stove. The integrated valve comprises a kitchen range switch rotary button, an ignition switch and a gas valve. The gas inlet end of the gas valve is connected with a gas inlet control valve provided with a normally closed gas outlet, the kitchen range switch rotary button is provided with an elastic self-resetting structure and fixedly connected with a shaft rod, a baffle ring used for ejecting or pressing the ignition switch is arranged on the shaft rod, and a torque transmitting structure used for switching big fire and soft fire is formed between the shaft rod and a valve core of the gas valve; the ignition switch is fixedly connected to a switch support, and a fan switch is fixedly connected to the switch support; a cam is fixedly connected to the valve core and used for ejecting or pressing a touching reed arranged on the fan switch to turn on the fan switch, and the valve core is connected with an air valve control rod through a gear transmission structure. The integrated valve has the advantages that in the process of switching the soft fire to the big fire after ignition is completed, the fan switch is turned on, and the air valve is opened at the same time; operation is easy, the ignition success rate is large, gas is combusted fully, and gas waste and the potential hazard of air pollution are avoided.
Description
Technical field
Patent of the present invention is related to gas stove switch, particularly a kind of gas furnace integral valve.
Background technology
Gas stove includes family, dining room and industrial cooking stove.The general combustion gas air consumption of home-use cooking stove is less, and cooking stove fires
During burning, required oxygen is that air capacity is also little, generally adopts natural air inlet mode air intake, and the big I of intake is manually adjusted
The mode of air door is realized.But for dining room and industrial cooking stove, its model specification is larger, amount of consumed gas is big, and cooking stove fires
During burning, specific air consumption is big, it usually needs setting aerator carries out forced air supply.Therefore, existing big-and-middle-sized gas stove generally needs
IGNITION CONTROL to be carried out, breeze fan open and close control, air-valve on-off control.Electronic pulse ignition in existing big-and-middle-sized cooking stove
Switch, fan switch and air-valve are arranged to independent structure, operate respectively, lead to complex operation and air-supply and firepower during operation
The inharmonic defect of size.As the machine that first blows in, it is easily caused ignition point because wind-force is larger not, or lights air-supply during rear small fire,
Small fire can be led to extinguish；First be converted to big fire and blow again as after igniting, can cause that fuel gas buring is insufficient before air-supply, cause to fire
Blast take or air pollution defect.For this reason, need to improve.
Content of the invention
The present invention seeks to being directed to the deficiencies in the prior art, provide a kind of gas furnace integral valve, this valve by ignition knob and
Fan switch is combined into one, and the small fire after the completion of igniting opens fan switch while conversion to big fire, it is simple to operate,
Ignition success rate is high, and fuel gas buring is fully, no combustion gas waste and air pollution hidden danger.
For achieving the above object, the present invention adopts the following technical scheme that.
A kind of gas furnace integral valve, including cooking stove switching knob, ignition switch, gas valve；The gas circuit inlet end of gas valve
It is connected with air intake control valve, air intake control valve has normally closed gas outlet；Cooking stove switching knob has elastic self-resetting structure, cooking stove
Axostylus axostyle is fixedly connected with switching knob, axostylus axostyle is used for making the normally closed gas outlet of air intake control valve after cooking stove switching knob pushes
Open, axostylus axostyle is provided with the baffle ring for top pressure ignition switch, between axostylus axostyle and the valve element of gas valve, be formed with moment of torsion transmission knot
Structure, for driving valve core rotation to form the large and small fire conversion of cooking stove；Described ignition switch is fixedly connected on switch bracket；Open
Close and be also fixedly connected with fan switch on support；Be fixedly connected with cam on described valve element, this cam be used for cooking stove small fire to
Continue big fire state with cooking stove during valve core rotation during big fire conversion, formed by the shake-up reed that fan switch is provided with
Top pressure makes fan switch connect.
Using the present invention of preceding solution, when cooking stove is lighted a fire, push cooking stove switching knob, rotation is switched by cooking stove
The ignition switch that button is provided with forms pulse firing, so that the normally closed gas outlet of air intake control valve is opened simultaneously and supplies to cooking stove
Gas, and then cooking stove lighted.Cooking stove and continues big fire state during the valve core rotation that small fire is changed to big fire, and cam passes through
The shake-up reed that fan switch is provided with forms top pressure makes fan switch connect, thus realizing the forced air supply of cooking stove.It is not required to list
Solely setting fan switch, eliminate separated ignition and open blower fan ignition success rate is low, fuel gas buring is insufficient, and combustion gas
Waste the hidden danger with air pollution.Wherein, continue big fire can by axostylus axostyle being arranged to the structure of not automatic backing after igniting,
Flame-out protection device of the prior art can be used as the air intake control valve in the present invention.
Preferably, described valve element is connected with air-valve control bar by gear transmission structure, and air-valve control bar rotatably connects
It is connected on the valve body that described gas valve is provided with.With by the rotary opening and closing air-valve of rotary switch, thus economization air-valve switch is arranged,
And simplify ignition operation；When can obtain cooking stove big fire by rational setting switch direction and position, air-valve is opened in maximum shape
State, when igniting or small fire, air-valve has less aperture.
Preferably, described gear transmission structure includes intermeshing driving gear and driven gear, and driving gear is fixed
It is connected on described valve element, driven gear is fixedly connected in described air-valve control bar, and air-valve control bar free end is connected with structure
Become the butterfly plate of butterfly valve.Controlled with the keying realizing air-valve by one-stage gear transmission, and air-valve is in butterfly valve structure, its structure letter
Single, easily manufactured, manufacturing cost and use cost is low.
Preferably, described torque transfer arrangement is made up of the driving key cooperating and keyway, and driving key is located at described axle
On bar, keyway is located at the part of the valve body exposing described gas valve on described valve element.Guarantee cooking stove switching knob and gas valve
Attachment structure between valve element is simple, easy to process, and manufacturing cost and use cost is low.
Preferably, on the valve body of described gas valve, circumference is laid with small fire valve and big fire valve；Described valve element gas circuit
Air inlet is located on valve element front end face, and connects with the outlet of described air intake control valve, and the big fire air vent of valve element gas circuit is located at
On the cylindrical wall of valve element；On the central axis of valve element, slipper seal is combined with push rod, and push rod outer end is abutted with axostylus axostyle, and push rod is inner
The Self-resetting air inlet valve element being provided with air intake control valve is abutted.Air inlet control is made by push rod pushing tow air inlet valve element in igniting
Valve supplies to gas valve, realizes individually to small fire valve and big fire valve supply by the rotation of valve element, thus forming cooking stove
Individually small fire state.Its structure is simple, compact, easy to process, low cost of manufacture.
Preferably, the periphery of described valve element is provided with supply groove, and this supply groove passes through small fire pore and combustion gas
The gas circuit connection of valve, small fire pore forms, with supply groove, the air supply opening that gas valve gas circuit is only used for small fire valve supply.With logical
Cross rational position to arrange and spacing to rotary switch, to obtain when needing small fire insulation or continuous fire, by this air supply opening
Form the ever-burning flame of cooking stove.
Preferably, described air intake control valve protects valve for auto extinguishing, and air intake control valve passes through air inlet valve element and intake valve
Bodily form tapering valve arrangement, is provided with Self-resetting spring between air inlet valve element and air inlet valve body.To make full use of existing auto extinguishing
The prior art of protection guarantees to use safety, and structure is simple, easily manufactured, and turns off reliable.
It is further preferred that the auto extinguishing protected mode of described air intake control valve is thermojunction type.Using prior art
Thermojunction type auto extinguishing protection device realize auto extinguishing protection, and be not required to arrange the turning on the power of air intake control valve, section
Resource-saving.
Preferably, described cam is made up of basic circle section and active section, and basic circle section and active section are in isocentric circular arc structure, basic circle
Section passes through smooth curve transition with active section.Guarantee that structure is simple, easily manufactured, low cost of manufacture.
Preferably, described cooking stove switching knob is connected on described switch bracket by knob bracket, cooking stove switching knob
It is slidably connected at knob bracket, between the knob wheel of this knob bracket and cooking stove switching knob, be provided with Self-resetting spring；Described axle
It is provided with barrier structure, this barrier structure is used for stoping axostylus axostyle from deviating from described knob bracket between bar and knob bracket.To complete
After igniting or closing cooking stove, rotary switch slides axially Self-resetting it is ensured that air intake control valve is automatically switched off.
The invention has the beneficial effects as follows, ignition knob, fan switch and air-valve control bar are combined into one by this valve, in point
Small fire after the completion of fire opens fan switch and air-valve in big fire transformation process, and it is simple to operate, ignition success rate is high, and fires
Gas burning is abundant, no combustion gas waste and air pollution hidden danger.
Brief description
Fig. 1 is the structural representation axonometric drawing of the present invention.
Fig. 2 is the structural representation front view of the present invention.
Fig. 3 is the top view of Fig. 2 of the present invention.
Fig. 4 is the right view of Fig. 2 of the present invention.
Fig. 5 is the part-structure schematic diagram showing baffle ring 12 in the present invention.
Fig. 6 is the part-structure schematic diagram showing air-valve drive mechanism in the present invention.
Fig. 7 is the part-structure schematic diagram showing air-blower control cam 7 in the present invention.
Fig. 8 is the part-structure schematic diagram that in the present invention, cooking stove is closed.
Fig. 9 is the part-structure schematic diagram that in the present invention, cooking stove is in fired state.
Figure 10 is the part-structure schematic diagram that in the present invention, cooking stove is in big fire state.
Figure 11 is the part-structure schematic diagram that in the present invention, cooking stove is in ever-burning flame state.
Specific embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings, but does not therefore stop the present invention in described enforcement
Among example scope.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, a kind of gas furnace integral valve, bag
Include cooking stove switching knob 1, ignition switch 2, gas valve 3；The gas circuit inlet end of gas valve 3 is connected with air intake control valve 4；This air inlet
Control valve 4 protects valve for thermojunction type auto extinguishing, so that in cooking stove sustained combustion, air intake control valve 4 utilizes thermocouple to produce
Raw electromotive force is at open mode, and air intake control valve 4 passes through air inlet valve element 41 and forms tapered valve knot with air inlet valve body 42
Structure, is provided with Self-resetting spring 43 between air inlet valve element 41 and air inlet valve body 42, to form the normally off of its gas outlet；Cooking stove is opened
Close knob 1 to be connected on described switch bracket 5 by knob bracket 9, cooking stove switching knob 1 screws togather and is fixedly connected with axostylus axostyle
11, axostylus axostyle 11 is used for making the normally closed gas outlet of air intake control valve 4 open after cooking stove switching knob 1 pushes, and axostylus axostyle 11 is provided with
For the baffle ring 12 of top pressure ignition switch 2, between the valve element 31 of axostylus axostyle 11 and gas valve 3, be formed with torque transfer arrangement, with
Change in rotating the large and small fire forming cooking stove with movable valve plug 31；Wherein, torque transfer arrangement is specifically by the driving key cooperating
11a and keyway composition, driving key 11a is located on described axostylus axostyle 11, and keyway is located on described valve element 31 and exposes described gas valve 3
The part of valve body 32；Described cooking stove switching knob 1 is slidably connected on knob bracket 9 by axostylus axostyle 11, knob bracket 9 and cooking stove
It is provided with Self-resetting spring 10, to form the elastic self-resetting structure of cooking stove switching knob 1 between the knob wheel of switching knob 1；Axle
Bar 11 is provided with block 11b to form the barrier structure between axostylus axostyle 11 and knob bracket 9, and this barrier structure is used for stoping axostylus axostyle
The 11 described knob bracket 9 of abjection.
Described ignition switch 2 is fixedly connected on switch bracket 5, and switch bracket 5 is also fixedly connected with fan switch 6；
Cam 7 is fixedly connected with described valve element 31, cam 7 is made up of basic circle section 71 and active section 72, basic circle section 71 and active section 72
In isocentric circular arc structure, basic circle section 71 passes through smooth curve transition with active section 72；This cam 7 is used for cooking stove in small fire to big fire
Continue big fire state, shake-up fan switch 6 being provided with by active section 72 with cooking stove in valve element 31 rotation process during conversion
Reed 6a forms top pressure makes fan switch 6 connect.
On the valve body 32 of described gas valve 3, circumference is laid with small fire valve 32a and big fire valve 32b；Described valve element 31 gas
The air inlet 31a on road is located on valve element 31 front end face, and connects with the outlet of described air intake control valve 4, valve element 31 gas circuit big
Fiery air vent 31b is located on the cylindrical wall of valve element 31；Described valve element 31 is connected with air-valve control bar 8 by gear transmission structure,
Air-valve control bar 8 is rotatably coupled on the valve body 32 that described gas valve 3 is provided with；Wherein, gear transmission structure includes mutually
The driving gear 33 of engagement and driven gear 34, driving gear 33 is fixedly connected on described valve element 31, and driven gear 34 is fixing
It is connected in described air-valve control bar 8, air-valve control bar 8 free end is connected with the butterfly plate 81 constituting butterfly valve, butterfly plate 81 is provided with
Air-vent 81a, this air-vent 81a is in order to provide ever-burning flame air；Slipper seal on the central axis of valve element 31 is combined with top
Bar 35, push rod 35 outer end is abutted with axostylus axostyle 11, and the Self-resetting air inlet valve element 41 that push rod 35 the inner is provided with air intake control valve 4 supports
Connect；Wherein, the periphery of described valve element 31 be provided with supply groove 31c, this supply groove 31c pass through small fire pore 31d with
The gas circuit connection of gas valve 3, small fire pore 31d and supply groove 31c forms gas valve 3 gas circuit and is only used for small fire valve 32a confession
The air supply opening of gas.
Supply groove 31c in the present invention is also divided into two parts, and a portion is located on valve element 31, and another part sets
On valve body 32, and effectively utilizes big fire air vent 31b, when being changed with the intensity of a fire forming cooking stove, burner occurs without and dies now
As, and air tight hidden danger after closing, and small fire pore 31d can be not provided with using this version.
The cooking stove operation order of the present invention is: the first step, pushes cooking stove switching knob 1 in the valve-closed state of such as Fig. 8
Electronic impulse ignition apparatus are made to strike sparks；Second step, rotates clockwise cooking stove switching knob 1 to such as Fig. 9 state, cooking stove small fire is lighted；
3rd step, rotates clockwise cooking stove switching knob 1 to such as Figure 10 state, cooking stove big fire is burnt；When needing ever-burning flame, turn clockwise
Dynamic cooking stove switching knob 1 is to such as Figure 11 state；Need Guan Huoshi, the cooking stove rotating counterclockwise cooking stove switching knob 1 to such as Fig. 8 closes
Closed state.
Free position unclamps cooking stove switching knob 1, and cooking stove switching knob 1 all axially can return under Self-resetting spring 10 effect
Position, and can be by the length of fit of reasonable setting driving key 11a and keyway, achievable cooking stove switching knob 1 is under return state
Also movable valve plug 31 can be carried to rotate.
The preferred embodiment of the present invention described in detail above.It should be appreciated that those of ordinary skill in the art is no
Need creative work just can make many modifications and variations according to the design of the present invention.Therefore, all technology in the art
It is available that personnel pass through logical analysis, reasoning, or a limited experiment under this invention's idea on the basis of existing technology
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (8)
1. a kind of gas furnace integral valve, including cooking stove switching knob (1), ignition switch (2), gas valve (3)；Gas valve (3)
Gas circuit inlet end is connected with air intake control valve (4), and air intake control valve (4) has normally closed gas outlet；Cooking stove switching knob (1) has
Elastic self-resetting structure, cooking stove switching knob (1) is fixedly connected with axostylus axostyle (11), and axostylus axostyle (11) is used in cooking stove switching knob
(1) the normally closed gas outlet of air intake control valve (4) is made to open after pushing, axostylus axostyle (11) is provided with for top pressure ignition switch (2)
Baffle ring (12), is formed with torque transfer arrangement between the valve element (31) of axostylus axostyle (11) and gas valve (3), for carrying movable valve plug
(31) rotate the large and small fire conversion forming cooking stove；Described ignition switch (2) is fixedly connected on switch bracket (5)；Described switch
Fan switch (6) is also fixedly connected with support (5)；Cam (7) is fixedly connected with described valve element (31), this cam (7) is used
Continue big fire state with cooking stove in valve element (31) rotation process when small fire is changed to big fire for the cooking stove, by fan switch
(6) the shake-up reed (6a) being provided with forms top pressure makes fan switch (6) connect；It is characterized in that, described valve element (31) passes through tooth
Wheel drive mechanism is connected with air-valve control bar (8), and air-valve control bar (8) is rotatably coupled to what described gas valve (3) was provided with
On valve body (32)；Described gear transmission structure includes intermeshing driving gear (33) and driven gear (34), driving gear
(33) it is fixedly connected on described valve element (31), driven gear (34) is fixedly connected on described air-valve control bar (8), air-valve control
Bar (8) free end processed is connected with the butterfly plate (81) constituting butterfly valve.
2. gas furnace integral valve according to claim 1 is it is characterised in that described torque transfer arrangement is by cooperating
Driving key (11a) and keyway composition, driving key (11a) is located on described axostylus axostyle (11), and keyway is located at the upper dew of described valve element (31)
Go out the part of the valve body (32) of described gas valve (3).
3. gas furnace integral valve according to claim 1 was it is characterised in that valve body (32) last week of described gas valve (3)
To being laid with small fire valve (32a) and big fire valve (32b)；The air inlet (31a) of described valve element (31) gas circuit is located at valve element
(31) on front end face, and connect with the outlet of described air intake control valve (4), the big fire air vent (31b) of valve element (31) gas circuit sets
On the cylindrical wall of valve element (31)；On the central axis of valve element (31), slipper seal is combined with push rod (35), push rod (35) outer end
Abut with axostylus axostyle (11), Self-resetting air inlet valve element (41) that push rod (35) the inner is provided with air intake control valve (4) abuts.
4. gas furnace integral valve according to claim 3 is it is characterised in that the periphery of described valve element (31) is provided with
Supply groove (31c), this supply groove (31c) is connected with the gas circuit of gas valve (3) by small fire pore (31d), small fire pore
(31d) form gas valve (3) gas circuit with supply groove (31c) and be only used for the air supply opening that small fire valve (32a) supplies.
5. gas furnace integral valve according to claim 3 is it is characterised in that described air intake control valve (4) is auto extinguishing
Protection valve, air intake control valve (4) passes through air inlet valve element (41) and forms taper valve arrangement, air inlet valve element (41) with air inlet valve body (42)
It is provided with Self-resetting spring (43) and air inlet valve body (42) between.
6. gas furnace integral valve according to claim 5 is it is characterised in that the auto extinguishing of described air intake control valve (4)
Protected mode is thermojunction type.
7. gas furnace integral valve according to claim 3 is it is characterised in that described cam (7) is by basic circle section (71) and work
Make section (72) composition, basic circle section (71) and active section (72) are in isocentric circular arc structure, and basic circle section (71) is passed through with active section (72)
Smooth curve transition.
8. the gas furnace integral valve according to any one claim in claim 1～6 is it is characterised in that described stove
Stove switching knob (1) is connected on described switch bracket (5) by knob bracket (9), and cooking stove switching knob (1) is slidably connected at
On knob bracket (9), between the knob wheel of this knob bracket (9) and cooking stove switching knob (1), it is provided with Self-resetting spring (10)；Institute
State and be provided with barrier structure between axostylus axostyle (11) and knob bracket (9), this barrier structure is used for stoping axostylus axostyle (11) from deviating from described rotation
Button support (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410848991.9A CN104534527B (en) | 2014-12-31 | 2014-12-31 | Integrated valve of gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410848991.9A CN104534527B (en) | 2014-12-31 | 2014-12-31 | Integrated valve of gas stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104534527A CN104534527A (en) | 2015-04-22 |
| CN104534527B true CN104534527B (en) | 2017-01-25 |
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ID=52850106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410848991.9A Active CN104534527B (en) | 2014-12-31 | 2014-12-31 | Integrated valve of gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104534527B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303681A (en) * | 2020-09-30 | 2021-02-02 | 华帝股份有限公司 | Firepower adjusting device and gas stove using same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1690519A (en) * | 2004-04-23 | 2005-11-02 | 湖南迅达集团有限公司 | Control valve for high power kitchen range |
| CN101338914A (en) * | 2008-08-05 | 2009-01-07 | 谢启标 | Gas valve |
| JP2013174416A (en) * | 2012-02-27 | 2013-09-05 | Rinnai Corp | Cooking container detecting device |
| CN204421094U (en) * | 2014-12-31 | 2015-06-24 | 房家胜 | Gas furnace integral valve |
-
2014
- 2014-12-31 CN CN201410848991.9A patent/CN104534527B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1690519A (en) * | 2004-04-23 | 2005-11-02 | 湖南迅达集团有限公司 | Control valve for high power kitchen range |
| CN101338914A (en) * | 2008-08-05 | 2009-01-07 | 谢启标 | Gas valve |
| JP2013174416A (en) * | 2012-02-27 | 2013-09-05 | Rinnai Corp | Cooking container detecting device |
| CN204421094U (en) * | 2014-12-31 | 2015-06-24 | 房家胜 | Gas furnace integral valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104534527A (en) | 2015-04-22 |
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