EP3102879A1 - Gas shut-off valve, gas burner assembly, cooking hob, and stove - Google Patents
Gas shut-off valve, gas burner assembly, cooking hob, and stoveInfo
- Publication number
- EP3102879A1 EP3102879A1 EP15708279.3A EP15708279A EP3102879A1 EP 3102879 A1 EP3102879 A1 EP 3102879A1 EP 15708279 A EP15708279 A EP 15708279A EP 3102879 A1 EP3102879 A1 EP 3102879A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- gas
- valve
- actuating element
- shut
- gas burner
- 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.)
- Granted
Links
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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
- F23D14/06—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with radial outlets at the burner head
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/007—Regulating fuel supply using mechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/22—Systems for controlling combustion with a time programme acting through mechanical means, e.g. using cams
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
- F23N5/247—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using mechanical 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
- F24C15/00—Details
- F24C15/10—Tops, e.g. hot plates; Rings
- F24C15/107—Pan supports or grates therefor
-
- 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
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2208/00—Control devices associated with burners
- F23D2208/10—Sensing devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2900/00—Special features of, or arrangements for fuel supplies
- F23K2900/05001—Control or safety devices in gaseous or liquid fuel supply lines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2235/00—Valves, nozzles or pumps
- F23N2235/12—Fuel valves
- F23N2235/24—Valve details
Definitions
- the present invention relates to a gas shut-off valve, a gas burner assembly, a cooking station and a stove.
- a hotplate can have a plurality of gas burners, each gas burner can be assigned its own gas control valve. For heating a Gargutgefäßes this is placed on a pot carrier of a respective gas burner. When lifting the Gargutgefäßes the gas burner burns on.
- FR 2 662 236 A1 describes a gas shut-off valve for a gas burner.
- the gas shut-off valve has an actuating element which, when stopping a
- Gargutgefäßes is pressed down on the gas burner and so lifts a valve body from a valve seat. As a result, a fuel gas flow is released to the gas burner.
- the valve body When lifting the Gargutgefäßes of the gas burner, the valve body is pressed by means of a spring device on the valve seat and thus closes the gas supply to the gas burner. The gas burner thus extinguishes immediately when lifting the
- an object of the present invention a
- a Gasabschaltventil for a gas burner which can be brought either in an open or closed state, with a
- Delay device proposed, which is adapted to delay a movement of Gasabschaltventils from the open state to the closed state.
- the gas shut-off valve may be a solenoid valve. In particular, that can
- Gas shutoff valve having a sensor or detection device which is adapted to detect a Gargutgefäß which is arranged on a gas shutoff valve associated cooking.
- the detection device can enable electronic Gargutgefäßerkennung.
- the detection device can For this purpose, for example, have an optical sensor.
- the detection of the Gargutgefäßes done mechanically.
- the identification device can be designed as a mechanical actuating element of the gas shut-off valve.
- Gargutgefäßes remains over a predetermined time interval in the open state. This prevents that a burner flame of the gas burner extinguished immediately when removing the Gargutgefäßes.
- the gas shut-off valve comprises an actuating element which is provided for selectively opening or closing the gas shut-off valve
- Open position in a closed position is displaced and a spring means by means of which the actuating element is biased in the direction of a closed position.
- the delay device is adapted to automatically displace the
- the delay device is adapted to the automatic
- fuel gas may flow through the gas shut-off valve.
- the predetermined time interval may be, for example, more than one second, preferably more than two seconds, more preferably more than five seconds.
- a movement of the actuating element from the open position into the closed position is slowed down such that fuel gas continues to flow through the gas shut-off valve for the predetermined time interval.
- the fuel gas can also flow through the gas shut-off valve, while this closes slowly by means of the delay device.
- the flame of the gas burner does not extinguish immediately upon momentary lifting of the cooking vessel from the Gas burner. This can be dispensed with a renewed ignition of the gas burner at a short-term lifting the Gargutgefäßes of the gas burner.
- the deceleration device dampens a movement of the actuating element during the displacement of the same from the closed position to the open position.
- the delay device may be a damping element.
- the deceleration device slows down the movement of the actuating element when moving from the closed position to the open position.
- the actuating element has a support surface for a Gargutgefäß.
- the bearing surface is in particular an end face of the actuating element.
- Support surface is preferably flat.
- the actuating element is rod-shaped.
- the actuating element preferably has a circular cross-section.
- the actuator may also have an oval or polygonal cross-section.
- a central axis of the actuating element is arranged parallel to a central axis of the gas burner.
- the delay device is a gas damper.
- Gas damper is particularly insensitive to heat.
- the delay device has a first gas chamber provided on the actuating element and a second gas chamber, which is provided on a valve housing of the gas shut-off valve and which is fluidically connected to the first gas chamber via a nozzle.
- the nozzle is in particular a throttle point. Through a diameter of the nozzle, the damping or delay characteristics of the delay device can be adjusted.
- the provided on the actuating element first gas chamber is preferably an actuating element annular circumferential groove.
- the second gas chamber is provided as a recess in the valve housing.
- the actuating element for displacing from the closed position into the open position can be loaded with a Gargutgefäß. Furthermore, when lifting the Gargutgefäßes of the actuating element shifts
- Actuator by means of the spring device automatically from the open position to the closed position.
- a center axis of the actuating element when displacing the same from the open position to the closed position or vice versa is arranged parallel to a center axis of the gas burner.
- the actuator is preferably linear relative to the valve housing
- the actuating element is in particular in a valve housing of the
- a gas burner arrangement for a hotplate with a gas burner, a gas control valve such a gas shut-off valve and a gas supply line is proposed.
- the gas supply connects the gas control valve with the gas shut-off valve and the gas shut-off valve with the gas burner.
- the gas shut-off valve is preferably arranged downstream of the gas control valve.
- the gas control valve is configured to control a fuel gas volume flow to the gas burner.
- the gas shutoff valve is to configured to selectively release or interrupt the fuel gas flow to the gas burner.
- the gas burner arrangement has a pot carrier for depositing a Gargutgefäßes.
- the pot carrier has the actuating element of the gas shut-off valve.
- the gas shut-off valve can be opened by placing a food container on the pot carrier.
- Topf s a common bearing surface of the pot carrier.
- the spacers are preferably rod-shaped.
- the spacers and the actuating element are arranged distributed around the gas burner annular.
- the spacers and the actuator are uniform
- Gargutgefäß be turned off.
- the gas shut-off valve, the gas burner assembly, the hob and the stove are suitable for use in the home.
- FIG. 1 shows a schematic perspective view of an embodiment of a cooking area
- FIG. 2 shows a schematic plan view of the cooking area according to FIG. 1
- FIG. 1 shows a schematic perspective view of an embodiment of a cooking area
- FIG. 3 shows a schematic perspective view of an embodiment of a gas burner arrangement of the hotplate according to FIG. 1;
- FIG. 4 shows a schematic exploded perspective view of a
- FIG. 5 shows a schematic sectional view of the gas burner arrangement according to FIG. 3;
- Fig. 6 shows a schematic sectional view of an embodiment of a
- FIG. 7 shows, in a further schematic sectional view, the gas shut-off valve according to FIG. 6.
- Fig. 1 shows a schematic perspective view of a stove 1 with a hob 2.
- the stove 1 is a household appliance.
- the stove 1 is in particular a gas stove.
- the hob 2 has a trough-shaped cooking 3.
- the hob 3 is made for example of a steel sheet.
- the hob 3 may be covered with a cooktop panel, not shown in FIG.
- the hob 2 has several
- the number of gas burner arrangements 4-7 is arbitrary. As shown in FIG. 1, the hotplate 2 may have four gas burner assemblies 4-7. 2 shows the stove 1 in a plan view.
- Each of the gas burner arrangements 4 - 7 has a pot support 8 for parking a Gargutgefäßes not shown.
- the gas control valve 10 is adapted to control a fuel gas volume flow to the respective gas burner 9.
- each gas burner arrangement 4 - 7 has a gas shut-off valve 12.
- each gas burner arrangement 4 - 7 comprises a gas feed line 13 which fluidly connects the gas control valve 10 with the gas shut-off valve 12 and the gas shut-off valve 12 with the gas burner 9.
- Fig. 3 shows in a schematic perspective view of the
- the gas control valve 10 is connected to a main gas line 14 of the cooking zone 2.
- the gas shut-off valve 12 is positioned between the gas burner 9 and the gas control valve 10.
- the gas shut-off valve 12 has a, in particular rod-shaped actuating element 15.
- the actuating element 15 preferably has a circular cross-section.
- the pot carrier 8 comprises the actuating element 15, a frame 16 and at least two spacers 17, 18.
- the frame 16 is preferably annular. From an upper side of the frame 16, the spacers 17, 18 and the actuating element 15 extend out.
- An end face or Support surface 19 of the actuating element 15 and a respective support surface 20, 21 of the spacers 17, 18 form a common bearing surface AF of the pot carrier. 8
- the gas shut-off valve 12 has a valve housing 22, which is preferably formed integral with the frame 16 of the pot carrier.
- the valve housing 22 preferably has a first connection flange 23 for connecting the gas supply line 13 to the gas shut-off valve 12 and a second connection flange 24 for connecting the gas burner 9.
- the connection flange 24 has in
- an adapter 25 may be provided for connecting the valve housing 22 of the Gasabschaltventils 12 with the gas burner 9.
- the gas shut-off valve 12 also has the actuating element 15.
- Actuator 15 is preferably rod-shaped with a circular cross-section. On the actuating element 15, a circumferential annular groove is provided, which forms a first gas chamber 26 of a delay device 27 of the Gasabschaltventils 12. The delay device 27 has, in addition to the first gas chamber 26 at the
- Valve housing 22 of the gas shutoff valve 12 provided second gas chamber 28.
- the second gas chamber 28 is provided as a recess in the valve housing 22.
- the gas chambers 26, 27 are fluidly connected to one another via a nozzle 29 provided in the valve housing 22.
- the delay device 27 is in particular a gas damper.
- the gas chamber 28 is covered by means of a cover 30.
- the cover 30 has a bore 31 through which the actuator 15 is passed.
- the bore 31 is in contact with the actuating element 15 in the area of the first gas chamber 26.
- the cover 30 may be made in several parts for mounting or be elastically deformable.
- a sealing device 32 is provided between the cover 30 and the valve housing 22 .
- the sealing device 32 may be, for example, a sealing ring.
- Gas shut-off valve 12 also has a cap 33, which serves the conclusion relative to a hob plate of the cooking zone 2.
- a cap 33 which serves the conclusion relative to a hob plate of the cooking zone 2.
- spring means 34 is provided in the valve housing 22 .
- Spring device 34 is for example a helical or cylindrical spring. Below the first gas chamber 26 extends radially through the actuating element 15 has a bore 35 therethrough. Fuel gas flows through the bore 35 in the open position of the actuating element 15.
- the pot carrier 8 has, in addition to the gas shut-off valve 12, the two spacers 17, 18.
- the spacers 17, 18 are preferably screwed into the annular frame 16 of the pot carrier 8. For this purpose, corresponding to the frame
- Receiving holes 36, 37 may be provided, which are designed in particular as threaded holes.
- corresponding threads 38, 39 may be provided which are adapted to screw the spacers 17, 18 with the frame 16.
- Actuator 15 evenly distributed around a circumference of the annular frame 16 of the pot carrier 8 is arranged.
- the gas burner 9 has a burner head 40 and a nozzle holder or a burner housing 41 with a gas nozzle 42. Via the gas supply line 13 and in particular via the adapter 25 of the gas nozzle 42nd
- Fuel gas supplied which mixes in a mixing chamber 43 of the burner housing 41 with primary air.
- the gas shutoff valve 12 For selectively opening or closing the gas shutoff valve 12 from an open position shown in FIG. 5 to a closed position shown in FIG.
- Actuator 15 displaced.
- the actuating element 15 is biased by means of the spring means 34 in the direction of the closed position.
- a receiving pocket 45 can be provided on an end face 44 of the actuating element 15, in which the spring device 34 is completely accommodated in the closed position shown in FIG. 6 at least in sections and in the open position shown in FIG.
- the end face 44 of the actuating element 15 bears against a bearing surface 46 of the valve housing 22.
- the actuating element 15 is for relocating from the closed position shown in FIG. 6 in the open position shown in FIG. 5 with a Gargutgefäß not shown loaded.
- a central axis 47 of the actuating element 15 is arranged during displacement of the same from the open position to the closed position or vice versa parallel to a central axis 48 of the gas burner 9. Furthermore, a respective central axis 49 of the spacers 17, 18 is positioned parallel to the central axis 48 of the gas burner 9.
- the bore 35 is closed on both sides of the valve housing 22.
- the bore 35 forms a valve and the valve housing 22 has a corresponding valve seat.
- Fig. 7 shows the gas shut-off valve 12 in its open position.
- Fig. 6 shows that
- Gas shutoff valve 12 in its closed position.
- the delay device 27 is adapted to delay an automatic displacement of the actuating element 15 by means of the spring device 34 from the open position to the closed position.
- the delay device 27 may be adapted to automatically displace the actuating element 15 from the open position into the
- the predetermined time interval may be, for example, one second to a few seconds.
- the delay device 27 damps a movement of the
- Actuator 15 when automatically displacing the same from the closed position to the open position. This can when lifting the Gargutgefäßes of the
- Actuator 15 the displacement of the actuating element 15 from the open position to the closed position immediately, wherein the delay device 27, the movement of the actuating element 15 from the open position to the closed position brakes such that the bore 35 at least partially not from the Valve housing 22 is covered, so that for the predetermined time interval fuel gas can flow through the bore 35.
- Delay power of the delay device 27 can be adjusted.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feeding And Controlling Fuel (AREA)
- Gas Burners (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES201430129A ES2542255B1 (en) | 2014-02-03 | 2014-02-03 | Gas shut-off valve, gas burner arrangement, cooking point, and cooker |
PCT/IB2015/050486 WO2015114495A1 (en) | 2014-02-03 | 2015-01-22 | Gas shut-off valve, gas burner assembly, cooking hob, and stove |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3102879A1 true EP3102879A1 (en) | 2016-12-14 |
EP3102879B1 EP3102879B1 (en) | 2019-04-17 |
Family
ID=52629622
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15708279.3A Active EP3102879B1 (en) | 2014-02-03 | 2015-01-22 | Gas shut-off valve, gas burner assembly, cooking hob, and stove |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3102879B1 (en) |
CN (1) | CN105934630B (en) |
ES (1) | ES2542255B1 (en) |
TR (1) | TR201906602T4 (en) |
WO (1) | WO2015114495A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11085645B2 (en) | 2018-05-31 | 2021-08-10 | Haier Us Appliance Solutions, Inc. | Eductor for a gas cooktop appliance |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1565682A (en) * | 1977-03-18 | 1980-04-23 | Gb Sec Of State Environment | Control of gas flame heating means |
JPS5642774A (en) * | 1979-09-18 | 1981-04-21 | Secoh Giken Inc | Gas stopper with timer function |
US4681084A (en) * | 1985-05-28 | 1987-07-21 | George Catsouras | Burner control system |
FR2662236A1 (en) | 1990-05-18 | 1991-11-22 | Innovations Tech | Economiser device for gas cooking top |
EP0731317A1 (en) * | 1995-03-07 | 1996-09-11 | Therma Grossküchen AG | Gas cooker having a pan detection system |
JP3677355B2 (en) * | 1996-06-28 | 2005-07-27 | パロマ工業株式会社 | Heat cooker for cooking device |
US5809990A (en) * | 1996-09-12 | 1998-09-22 | Rankin-Delux, Inc. | Cooking range with automatic gas burner ignition |
IL120772A0 (en) * | 1997-05-04 | 1997-09-30 | White Jason | Gas-saving arrangements for gas ranges |
JP3823453B2 (en) * | 1997-07-01 | 2006-09-20 | 松下電器産業株式会社 | Stove burner |
US6168418B1 (en) * | 1999-04-29 | 2001-01-02 | General Electric Company | Ignition system with delay switch for a gas appliance |
FR2938631B1 (en) * | 2008-11-14 | 2010-12-24 | Rosinox | DEVICE FOR DETECTING THE PRESENCE OF A CONTAINER ON A COOKTOP AT A GAS BURNER |
DE102011005001A1 (en) * | 2011-03-02 | 2012-09-06 | E.G.O. Elektro-Gerätebau GmbH | Gas cooking appliance and method for operating such a gas cooking appliance |
CN102829231B (en) * | 2011-06-17 | 2016-08-03 | 博西华电器(江苏)有限公司 | Gas valve device and gas-cooker |
TR201109716A2 (en) * | 2011-09-30 | 2012-06-21 | Turas Gaz Armatuerleri Sanayi Ve Ticaret A S | A timed mechanical gas cutting system. |
KR101272848B1 (en) * | 2012-04-16 | 2013-06-11 | 주식회사 극동주공 | Air flow control device of gas burner |
CN103411243A (en) * | 2013-07-29 | 2013-11-27 | 廖智 | Hand-operated time-delay electromagnetic valve and piezoelectric ignition combined gas cooker |
-
2014
- 2014-02-03 ES ES201430129A patent/ES2542255B1/en not_active Expired - Fee Related
-
2015
- 2015-01-22 WO PCT/IB2015/050486 patent/WO2015114495A1/en active Application Filing
- 2015-01-22 CN CN201580007070.2A patent/CN105934630B/en active Active
- 2015-01-22 TR TR2019/06602T patent/TR201906602T4/en unknown
- 2015-01-22 EP EP15708279.3A patent/EP3102879B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN105934630B (en) | 2018-12-04 |
WO2015114495A1 (en) | 2015-08-06 |
ES2542255B1 (en) | 2016-05-17 |
CN105934630A (en) | 2016-09-07 |
TR201906602T4 (en) | 2019-05-21 |
EP3102879B1 (en) | 2019-04-17 |
ES2542255A1 (en) | 2015-08-03 |
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