CN210463115U - Gas stove with emergency standby system - Google Patents
Gas stove with emergency standby system Download PDFInfo
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- CN210463115U CN210463115U CN201921428390.7U CN201921428390U CN210463115U CN 210463115 U CN210463115 U CN 210463115U CN 201921428390 U CN201921428390 U CN 201921428390U CN 210463115 U CN210463115 U CN 210463115U
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Abstract
The utility model relates to a gas stove with an emergency standby system, which comprises a cooking range, a gas main pipe, a flameout protection device, a gas branch pipe, a premixing device, a fan and an emergency standby system; the cooking range comprises a burner, an ignition needle, a flameout induction probe and a cooking range bracket; the cooking range is arranged on the table top; the gas main pipe is positioned below the table top; the flameout protection device is arranged on the gas main pipe; the gas inlet end of the gas branch pipe is communicated with the gas outlet end of the gas main pipe, and the gas outlet end of the gas branch pipe is communicated with the combustor; the premixing device is arranged on the gas branch pipe; the fan is communicated with the premixing device; the emergency standby system comprises an emergency air supply pipe and a multi-way valve. The utility model discloses a when flame-out protection device damaged, under the condition that check out test set was airtight, safe, emergent standby system can be for the emergent air feed of gas-cooker.
Description
Technical Field
The utility model relates to a kitchen utensils and appliances, in particular to gas-cooker with emergent standby system.
Background
The state carries out license management on household gas cookers, and automatic flameout protection devices are required to be installed on both table type gas cookers and embedded gas cookers, otherwise production and sale are forbidden.
The flameout protection device is a safety protection device of the cooker in the use process, and once the cooker is flamed out accidentally (wind blows out, soup pours out and ignition is unsuccessful), the device can automatically cut off the air outlet passage of the cooker, and gas leakage cannot continue even if the knob of the cooker is in an open state.
However, when the flameout protection device is damaged naturally, the air outlet passage of the stove is often cut off directly, and even if the device is airtight and safe, people cannot normally use the stove for cooking or production and operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas-cooker with emergent standby system, when its flame-out protection device damaged, under the condition that check out test set is airtight, safe, emergent standby system can be for the emergent air feed of gas-cooker.
The above object of the present invention can be achieved by the following technical solutions: a gas stove with an emergency standby system comprises a stove head, a gas main pipe, a flameout protection device, a gas branch pipe, a premixing device and a fan; the cooking range comprises a burner, an ignition needle, a flameout induction probe and a cooking range bracket; the burner is arranged on the table board, and the ignition needle and the flameout induction probe are positioned beside the air outlet of the burner; the cooking stove support is surrounded outside the burner, the ignition needle and the flameout induction probe; the gas main pipe is positioned below the table top; the flameout protection device is arranged on the gas main pipe; the gas inlet end of the gas branch pipe is communicated with the gas outlet end of the gas main pipe, and the gas outlet end of the gas branch pipe is communicated with the combustor; the premixing device is arranged on the gas branch pipe; the fan is communicated with the premixing device and comprises an emergency standby system; the emergency standby system comprises an emergency air supply pipe and a multi-way valve; the gas outlet end of the emergency gas supply pipe is communicated with the gas main pipe, and a communication point is positioned between the flameout protection device and the gas outlet end of the gas main pipe; the multi-way valve at least comprises an air inlet and two air outlets, valves are arranged at the positions of the two air outlets, the air inlet is communicated with fuel gas, one air outlet is communicated with the air inlet end of a fuel gas main pipe, and the other air outlet is communicated with the air inlet end of an emergency air supply pipe.
By adopting the technical scheme, when the flameout protection device works normally when the gas stove works, the second gas outlet is closed, and the inlet and the first gas outlet are opened; the gas sequentially passes through the multi-way valve, the gas main pipe, the flameout protection device and the gas branch pipe, is mixed with the air conveyed by the fan in the premixing device, is sprayed out by the burner, is ignited by the ignition needle when sprayed out, and the flameout induction probe feeds back information of whether the flame is burnt to the flameout protection device; when the flame is normally burnt, the flameout protection device does not cut off the passage of the main gas pipe; when the flame is extinguished, the flameout protection device cuts off the main gas pipe, so that accidents caused by gas leakage are prevented.
When the flameout protection device is damaged, under the condition that the inspection equipment is airtight and safe, the first air outlet is closed, the second air outlet is opened, and at the moment, the fuel gas sequentially passes through the multi-way valve, the emergency gas supply pipe, the partial fuel gas main pipe and the fuel gas branch pipe, is sprayed out through the combustor and is ignited; therefore, people can use the emergency standby system as a temporary air supply channel under the conditions that the flameout protection device is damaged and the equipment is airtight and safe, and the problem that cooking or production and operation cannot be carried out by using a cooking range is temporarily solved.
The utility model discloses further set up to: an air isolating valve is arranged on the main gas pipe and is positioned between the flameout protection device and the air outlet end of the emergency air supply pipe.
By adopting the technical scheme, when the flameout protection device is damaged, people often cannot know the damage reason; the gas isolating valve is arranged, and when the emergency standby system is used, the gas isolating valve is closed, so that gas cannot enter the flameout protection device to influence the flameout protection device.
The utility model discloses further set up to: the emergency standby system also comprises a pressure indicator; the pressure indicator is arranged on the emergency air supply pipe.
Through adopting above-mentioned technical scheme, when flame-out protection device normally worked, emergent air supply pipe should not have the gas circulation, and the pressure indicator can reflect the gas circulation condition in the emergent air supply pipe, forgets whether to close the valve or the valve plays the indicative function when not tight, provides the safety guarantee of more than one deck for emergent standby system's use.
The utility model discloses further set up to: the emergency air supply pipe is provided with a protection valve which is positioned between the pressure indicator and the air outlet end of the emergency air supply pipe.
Through adopting above-mentioned technical scheme, when flame-out protection device normally worked, closed the protective valve, made the gas can not get into emergent air supply pipe and produced the influence to the pressure indicator.
The utility model discloses further set up to: the emergency standby system also comprises an igniter; the igniter comprises a torch gas pipe and a torch; the gas outlet end of the gas pipe of the fire gun is communicated with the ignition gun; the multi-way valve also comprises a third air outlet; a valve is arranged at the third air outlet, and the third air outlet is communicated with the air inlet end of the gas pipe of the fire gun.
By adopting the technical scheme, in the existing stove structure, the flameout protection device and the ignition needle usually use the same switch to realize the switching-on of fuel gas and the ignition needle for ignition, so when the flameout protection device is damaged, the control of the ignition needle can be influenced; at the moment, the third air outlet is opened, so that the ignition gun is communicated with the gas, and the burner is ignited by using the ignition gun.
The utility model discloses further set up to: the ignition device also comprises an igniter frame; the igniter holder includes a holder frame; the frame is horizontally arranged, one side wall of the frame is connected to the landing leg of the table board, a placing hole is vertically formed in the frame, and the ignition gun can be placed in the placing hole.
By adopting the technical scheme, the igniter is low in use frequency, and the igniter frame is arranged for storing the igniter.
The utility model discloses further set up to: the igniter holder further comprises a protection plate; the protective plate is horizontally arranged, one side wall of the protective plate is connected to the landing leg of the table top, the upper surface of the protective plate is provided with a protective groove, and when the ignition gun is placed in the frame, a burner of the ignition gun extends into the protective groove.
Through adopting above-mentioned technical scheme, the frequency of use of some firearm is lower, and during the time of placing for a long time the dust particle got into the nozzle of burning torch easily, influence the use of burning torch, put into the guard groove with the nozzle of burning torch in, play dustproof and the effect of protection simultaneously.
To sum up, the utility model discloses following beneficial effect has:
1. when the flameout protection device is damaged, under the condition that the inspection equipment is airtight and safe, the first air outlet is closed, the second air outlet is opened, and at the moment, the fuel gas sequentially passes through the multi-way valve, the emergency gas supply pipe, the partial fuel gas main pipe and the fuel gas branch pipe, is sprayed out through the combustor and is ignited; therefore, people can use the emergency standby system as a temporary air supply channel under the conditions that the flameout protection device is damaged and the equipment is airtight and safe, and the problem that cooking or production and operation cannot be carried out by using a cooking range is temporarily solved;
2. the pressure indicator, the protection valve and the air isolating valve are arranged, so that the safety of the equipment is further improved; the igniter and the igniter frame are arranged, so that convenience of people in using the emergency standby system is improved.
Drawings
Fig. 1 is a schematic view of a gas range with an emergency standby system;
fig. 2 is a schematic view of another view of a gas range with an emergency backup system.
In the figure, 1, a cooking range; 10. a burner; 11. an ignition needle; 12. a flameout sensing probe; 13. a cooking range bracket; 2. a gas main pipe; 20. an air isolating valve; 3. a flame-out protection device; 4. a gas branch pipe; 5. a premixing device; 6. a fan; 7. an emergency standby system; 70. an emergency air supply pipe; 700. a protection valve; 71. a pressure indicator; 72. an igniter; 720. a torch gas pipe; 721. an ignition gun; 73. a four-way valve; 730. an inlet; 731. a first air outlet; 732. a second air outlet; 733. a third air outlet; 8. an igniter mount; 80. a frame; 800. placing holes; 81. a protection plate; 810. a protective tank.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Examples
Referring to fig. 1 and 2, a gas stove with an emergency standby system comprises a burner 1, a main gas pipe 2, a flameout protection device 3, a branch gas pipe 4, a premixing device 5, a fan 6, an emergency standby system 7 and an igniter frame 8; the cooking range 1 comprises a burner 10, an ignition needle 11, a flameout induction probe 12 and a cooking range bracket 13; the burner 10 is arranged on the table top, and the ignition needle 11 and the flameout induction probe 12 are positioned beside the air outlet of the burner 10; the burner support 13 surrounds the burner 10, the ignition needle 11 and the flameout sensing probe 12.
The gas main pipe 2 is positioned below the table top; the flameout protection device 3 is arranged on the gas main pipe 2; the flameout sensing probe 12 can sense whether the burner 10 is burning or not and transmit a signal to the flameout protection device 3 through a signal wire; when the flame of the burner 10 is extinguished, the flameout protection device 3 closes the passage of the main gas pipe 2.
The gas inlet end of the gas branch pipe 4 is communicated with the gas outlet end of the gas main pipe 2, and the gas outlet end of the gas branch pipe 4 penetrates through the table top to be communicated with the lower part of the combustor 10; the premixing device 5 is arranged on the gas branch pipe 4; the air delivery pipe of the fan 6 is communicated with the premixing device 5; the premixing device 5 mixes the air delivered by the fan 6 with the gas in the gas branch pipe 4.
The emergency standby system 7 comprises an emergency air supply pipe 70, a pressure indicator 71, an igniter 72 and a four-way valve 73; the gas outlet end of the emergency gas supply pipe 70 is communicated with the gas main pipe 2, and the communication point is positioned between the flameout protection device 3 and the gas outlet end of the gas main pipe 2; an air isolating valve 20 is arranged on the part of the main gas pipe 2 between the connection point and the flameout protection device 3; the pressure indicator 71 is arranged on the emergency air supply pipe 70, and the pressure indicator 71 can monitor whether gas flows in the pressure indicator 71 or not; a protection valve 700 is arranged on the part of the emergency air supply pipe 70 between the connecting point and the pressure indicator 71; the igniter 72 includes a torch gas pipe 720 and a torch 721; the gas outlet end of the firer gas pipe 720 is communicated with the ignition gun 721.
The four-way valve 73 includes an inlet 730, a first outlet 731, a second outlet 732, and a third outlet 733; the inlet 730 is communicated with gas; the first air outlet 731 is communicated with the air inlet end of the gas main pipe 2; the second air outlet 732 is communicated with the air inlet end of the emergency air supply pipe 70; the third gas outlet 733 is communicated with the gas inlet end of the torch gas pipe 720.
The igniter holder 8 includes a holder frame 80 and a shielding plate 81; the frame 80 is horizontally arranged, one side wall of the frame is connected to the table-board supporting leg, a placing hole 800 is vertically formed in the frame 80, and the ignition gun 721 is placed in the placing hole 800; the protection plate 81 is horizontally arranged, one side wall of the protection plate 81 is connected to the table-board supporting leg, a protection groove 810 is formed in the upper surface of the protection plate 81, and when the ignition gun 721 is placed in the frame 80, a burner of the ignition gun 721 extends into the protection groove 810.
When the gas stove works, when the flameout protection device 3 works normally, the second air outlet 732, the third air outlet 733 and the protection valve 700 are closed, and the inlet 730, the first air outlet 731 and the air isolating valve 20 are opened; the gas sequentially passes through the four-way valve 73, the gas main pipe 2, the flameout protection device 3 and the gas branch pipe 4, is mixed with the air conveyed by the fan 6 in the premixing device 5, is sprayed out through the burner 10, is ignited by the ignition needle 11 when sprayed out, and then the flameout induction probe 12 feeds back the information whether the flame is burnt to the flameout protection device 3; when the flame is normally burnt, the flameout protection device 3 does not cut off the passage of the main gas pipe 2; when the flame is extinguished, the flameout protection device 3 cuts off the main gas pipe 2, thereby preventing the gas from leaking and causing accidents.
When the flameout protection device 3 is damaged, under the condition that the inspection equipment is airtight and safe, the first air outlet 731 and the air isolation valve 20 are closed, the inlet 730, the second air outlet 732 and the protection valve 700 are opened, and at the moment, the gas sequentially passes through the four-way valve 73, the emergency gas supply pipe 70, the partial gas main pipe 2 and the gas branch pipe 4, is sprayed out through the combustor 10 and is ignited; therefore, people can use the emergency standby system 7 as a temporary air supply channel under the conditions that the flameout protection device 3 is damaged and the equipment is airtight and safe, and the problem that cooking or production and operation cannot be carried out by using a cooking range is temporarily solved.
In the existing stove structure, the control of the ignition needle 11 is often integrated with the flameout protection device 3, i.e. the flameout protection device 3 and the ignition needle 11 use the same switch to turn on the gas and ignite the ignition needle 11, so when the flameout protection device 3 is damaged, the control of the ignition needle 11 may be affected; at this time, the third gas outlet 733 is opened to connect the ignition gun 721 with gas, and the burner 10 is ignited by the ignition gun 721.
When the flameout protection device 3 of the gas stove works normally, the emergency gas supply pipe 70 has no gas circulation, and the pressure indicator 71 can reflect the gas circulation condition in the emergency gas supply pipe 70, so that the flameout protection device plays a role in indicating whether a user forgets to close a valve or not or when the valve is not closed tightly.
The embodiment of this embodiment is the utility model discloses preferred embodiment is not according to this restriction the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. A gas stove with an emergency standby system comprises a cooking range (1), a main gas pipe (2), a flameout protection device (3), a branch gas pipe (4), a premixing device (5) and a fan (6); the cooking range (1) comprises a burner (10), an ignition needle (11), a flameout induction probe (12) and a cooking range bracket (13); the burner (10) is arranged on the table top, and the ignition needle (11) and the flameout induction probe (12) are positioned beside the air outlet of the burner (10); the cooking range bracket (13) is arranged around the burner (10), the ignition needle (11) and the flameout induction probe (12); the gas main pipe (2) is positioned below the table top; the flameout protection device (3) is arranged on the gas main pipe (2); the gas inlet end of the gas branch pipe (4) is communicated with the gas outlet end of the gas main pipe (2), and the gas outlet end of the gas branch pipe (4) is communicated with the combustor (10); the premixing device (5) is arranged on the gas branch pipe (4); fan (6) and premixing device (5) switch-on, its characterized in that: comprises an emergency standby system (7); the emergency standby system (7) comprises an emergency air supply pipe (70) and a multi-way valve; the gas outlet end of the emergency gas supply pipe (70) is communicated with the main gas pipe (2), and the communication point is positioned between the flameout protection device (3) and the gas outlet end of the main gas pipe (2); the multi-way valve at least comprises an air inlet and two air outlets, valves are arranged at the positions of the two air outlets, the air inlets are communicated with fuel gas, one air outlet is communicated with the air inlet end of the fuel gas main pipe (2), and the other air outlet is communicated with the air inlet end of the emergency air supply pipe (70).
2. Gas cooker with emergency standby system according to claim 1, characterized in that: an air isolating valve (20) is arranged on the main gas pipe (2), and the air isolating valve (20) is positioned between the flameout protection device (3) and the air outlet end of the emergency air supply pipe (70).
3. Gas cooker with emergency standby system according to claim 1, characterized in that: the emergency standby system (7) further comprises a pressure indicator (71); the pressure indicator (71) is arranged on the emergency air supply pipe (70).
4. Gas cooker with emergency standby system according to claim 3, characterized in that: the emergency air supply pipe (70) is provided with a protection valve (700), and the protection valve (700) is positioned between the pressure indicator (71) and the air outlet end of the emergency air supply pipe (70).
5. Gas cooker with emergency standby system according to claim 1, characterized in that: the emergency backup system (7) further comprises an igniter (72); the igniter (72) comprises a torch gas pipe (720) and a torch (721); the air outlet end of the firer gas pipe (720) is communicated with the ignition gun (721); the multi-way valve also comprises a third air outlet (733); a valve is arranged at the third gas outlet (733), and the third gas outlet (733) is communicated with the gas inlet end of the gas pipe (720) of the fire gun.
6. Gas cooker with emergency standby system according to claim 5, characterized in that: further comprising an igniter holder (8); the igniter holder (8) includes a holder frame (80); the frame (80) is horizontally arranged, one side wall of the frame is connected to the landing legs of the table top, a placing hole (800) is vertically formed in the frame (80), and the ignition gun (721) can be placed in the placing hole (800).
7. Gas cooker with emergency standby system according to claim 6, characterized in that: the igniter frame (8) further comprises a protection plate (81); the protective plate (81) is horizontally arranged, one side wall of the protective plate is connected to the landing leg of the table top, a protective groove (810) is formed in the upper surface of the protective plate (81), and when the ignition gun (721) is placed in the frame (80), a burner of the ignition gun (721) extends into the protective groove (810).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921428390.7U CN210463115U (en) | 2019-08-29 | 2019-08-29 | Gas stove with emergency standby system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921428390.7U CN210463115U (en) | 2019-08-29 | 2019-08-29 | Gas stove with emergency standby system |
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| Publication Number | Publication Date |
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| CN210463115U true CN210463115U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921428390.7U Active CN210463115U (en) | 2019-08-29 | 2019-08-29 | Gas stove with emergency standby system |
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| CN (1) | CN210463115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114424893A (en) * | 2022-01-14 | 2022-05-03 | 中山市晋文电器实业有限公司 | Gas oven and control method thereof |
-
2019
- 2019-08-29 CN CN201921428390.7U patent/CN210463115U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114424893A (en) * | 2022-01-14 | 2022-05-03 | 中山市晋文电器实业有限公司 | Gas oven and control method thereof |
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