CN104832956A - Automatic flame failure device for dry burning of gas stove - Google Patents
Automatic flame failure device for dry burning of gas stove Download PDFInfo
- Publication number
- CN104832956A CN104832956A CN201510254164.1A CN201510254164A CN104832956A CN 104832956 A CN104832956 A CN 104832956A CN 201510254164 A CN201510254164 A CN 201510254164A CN 104832956 A CN104832956 A CN 104832956A
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- Prior art keywords
- temperature
- water
- gas
- pipe
- relay
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- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Regulation And Control Of Combustion (AREA)
- Control Of Combustion (AREA)
Abstract
The invention relates to an automatic flame failure device for dry burning of a gas stove. The automatic flame failure device is characterized by comprising a control system and an execution system, wherein the control system comprises a temperature sensor (1) and a relay (12); the temperature sensor (1) detects the temperature of the lower middle position of a pan in real time and controls a switch of the relay (12); the execution system comprises a water tank (4), a servo motor (13), a pump body (14), a water pumping pipe (15), a water discharge pipe (20) and a universal pipe (2); and the universal pipe (2) is aligned to a thermocouple sensor of the gas stove. According to the automatic flame failure device, the control system receives a dry burning temperature signal fed back by the thermocouple sensor (1) and controls the relay (12) to be closed, and the servo motor (13) drives the pump body (14) to pump water from the water tank (4) through the water pumping pipe (15), discharge the water through the water discharge pipe (20) and spray the water to an induction point of the thermocouple sensor of the gas stove through the universal pipe (2) so as to reduce the temperature of the induction point, so that a gas inlet valve of the gas stove is closed, gas is stopped from being supplied so as to be shut off, the continuous generation of dry burning is prevented, and a fire disaster is prevented.
Description
Technical field
The present invention relates to a kind of gas-cooker dry combustion method automatic cut off device, belong to gas-cooker technical field.
Background technology
According to market survey; current most of home-use be all the gas-cooker of comparatively general flame-out protection device formula; its general principle is: when extraneous factor acts on as overflow, lateral wind etc.; thermocouple induction probe temperature on gas-cooker reduces; do not reach the signal temperature of burning; and then the maintenance electric current that controller will cut off towards safety valve automatically because can not get burning signal; safety valve is caused to be closed; thus cut off the combustion gas body supply of gas pipeline; avoid occur gas leakage, prevent fire occur and combustion gas poisoning.State-of-the-art is at present ion induction type gas-cooker, but is also only significantly improve the time that whole accident extinguishing dies, and cannot solve the accident that the long dry combustion method of operator's time departure is brought out.
Summary of the invention
Although existing gas extinguishing fire protective device have passed through improvement; the air feed that can realize when temperature reduces interrupts; prevent Leakage Gas and poisoning etc.; but still there is following problem: when the long dry combustion method of operator's time departure; existing gas-cooker cannot automatically cut off combustion gas and stop working; the fire incident that dry combustion method cannot be avoided to bring out, makes family's property suffer heavy losses.Thus, how under dry combustion method can auto extinguishing just become the key addressed this problem, the present invention devises one and at auto extinguishing under dry-fire condition, independent of the dry combustion method automatic cut off device of gas-cooker, can address this problem very well for this reason.
The present invention takes following technical scheme:
A kind of gas-cooker dry combustion method automatic cut off device, comprises control system and executive system; Described control system comprises temperature sensor 1, relay 12, and described temperature sensor 1 detects the temperature of position, pot middle and lower part in real time, and the switch of control relay 12; Described executive system comprises water tank 4, servomotor 13, the pump housing 14, the water pipe 15 that draws water, water outlet water pipe 20, Universal pipe 2, and described Universal pipe 2 aims at gas-cooker thermocouple sensor induction point; Described control system accepts temperature too high (dry combustion method) signal that temperature sensor 1 feeds back, control relay 12 closes, servomotor 13 drives the pump housing 14 to be drawn water from water tank 4 by the water pipe 15 that draws water, and by water outlet water pipe 20 water outlet, then through Universal pipe 2 to gas-cooker thermocouple sensor induction point water spray, it is made to lower the temperature, then the intake valve of gas range cuts out, coal gas stops supply and stops working, and prevents dry combustion method from continuing to occur, avoids fire.
Further, described control system also comprises power supply circuit board 10, voltage-regulation switch 5, temperature indicator 7, temperature control circuit board 9.
Further, temperature sensor 1 and position, pot middle and lower part are close to, temperature sensor 1 is fixed by screws in sensor interface, temperature control circuit board is bonded on bottom block, power supply circuit board is bonded on temperature control circuit board 9 by supporting pillar, temperature indicator 7 is welded on temperature control panel 8, the power interface of temperature controller 7 is connected with power output interface, electromagnetism two interface of relay and the relay interface of temperature control circuit board are connected on power interface, and other two interfaces of relay and motor are connected on power supply.
Further, control system controls the duty of servomotor in real time according to the temperature that temperature sensor measures.
Further, servomotor 13 and the pump housing 14 of described executive system assemble, servomotor 13 is bonded on temperature control circuit board 9 by motor support, case lid 3 and water tank 4 transition are assembled, cooling water is filled in water tank, internal thread water pipe head and male connection are docked at bottom cooling water tank, water pipe is connected in male connection, the other end is connected on the pump housing and draws water interface, the hickey of Universal pipe and female adapter are assemblied on Universal pipe support, Universal pipe points to the temperature inductor of gas-cooker, water pipe is connected in female adapter, the other end is connected with pump housing delivery port.
The present invention is innovated on existing auto extinguishing, the independent servicing unit of energy auto extinguishing during a design dry combustion method, and its beneficial effect is:
1) dry combustion method fire can be effectively avoided to occur, protection family's property and personal safety;
2) unnecessary combustion gas waste dry combustion method can being avoided to cause, saves the energy;
3) this device is autonomous system, and volume is little, be convenient to put and install;
4) this device also can be generalized to other similar fields.
5) use safety for gas-cooker is provided a kind of effective guarantee by this device.
6) building block mostly is standard component, be easy to produce, can assemble at short notice, theory structure simply can reach desired effect, has saved cost, has shortened the production time, and small volume, be easy to installation put, both avoided the excess waste of combustion gas, turn avoid the fire that family's gas-cooker dry combustion method causes.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of gas-cooker dry combustion method automatic cut off device of the present invention.
Fig. 2 is the rearview of gas-cooker dry combustion method automatic cut off device of the present invention.
In figure, 1. temperature sensor, 2. Universal pipe, 3. case lid, 4. water tank, 5. voltage-regulation switch, 6. temperature adjusting key, 7. temperature indicator, 8. temperature control panel, 9. temperature control circuit board, 10. power supply circuit board, 11. motor support frames, 12. relays, 13. servomotors, 14. pump housings, 15. draw water water pipe, 16. inductor interfaces, 17. relay interfaces, 18. draw water interface, 19. water outlet mouthpieces, 20. water outlet water pipes.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
See Fig. 1-Fig. 2, a kind of gas-cooker dry combustion method automatic cut off device, comprises control system and executive system; Described control system comprises temperature sensor 1, relay 12, and described temperature sensor 1 detects the temperature of position, pot middle and lower part in real time, and the switch of control relay 12; Described executive system comprises cooling water tank 4, servomotor 13, the pump housing 14, the water pipe 15 that draws water, water outlet water pipe 20, Universal pipe 2, described Universal pipe 2, to gas-cooker thermocouple sensor induction point water spray, makes it lower the temperature, then the intake valve of gas range cuts out, and coal gas stops supply and stops working; Described control system accepts the too high signal of temperature that temperature sensor 1 feeds back, control relay 12 closes, servomotor 13 drives the pump housing 14 to be drawn water from water tank 4 by the water pipe 15 that draws water, and by water outlet water pipe 20 water outlet, spray water to gas-cooker thermocouple sensor induction point through Universal pipe 2 again, make it lower the temperature, the intake valve of gas range cuts out then.
Described control system also comprise power supply circuit board 10, voltage-regulation switch 5, temperature indicator 7, temperature control circuit board 9,
Temperature sensor 1 and position, pot middle and lower part are close to, temperature sensor 1 is fixed by screws in sensor interface, temperature control circuit board is bonded on bottom block, power supply circuit board is bonded on temperature control circuit board 9 by supporting pillar, temperature indicator 7 is welded on temperature control panel 8, the power interface of temperature controller 7 is connected with power output interface, electromagnetism two interface of relay and the relay interface of temperature control circuit board are connected on power interface, and other two interfaces of relay and motor are connected on power supply.
Control system controls the duty of servomotor in real time according to the temperature that temperature sensor measures.
Servomotor 13 and the pump housing 14 of described executive system assemble, servomotor 13 is bonded on temperature control circuit board 9 by motor support, case lid 3 and cooling water tank 4 transition are assembled, cooling water is filled in water tank, internal thread water pipe head and male connection are docked at bottom cooling water tank, water pipe is connected in male connection, the other end is connected on the pump housing and draws water interface, the hickey of Universal pipe and female adapter are assemblied on Universal pipe support, Universal pipe points to the temperature inductor of gas-cooker, water pipe is connected in female adapter, and the other end is connected with pump housing delivery port.
After switching on power, temperature indicator measures the temperature that temperature inductor is measured, now the relay interface of temperature control panel is in channel status, the magnetic coil path of relay of being in series with it has magnetic, absorption iron core, the closed circuit of motor is made to be in off-state, after temperature inductor measures the dry combustion method temperature (180 DEG C-220 DEG C) that examination first arranges, the relay interface of temperature control panel disconnects, the magnetic coil demagnetization of SRE, plunger return, servomotor is made to be in on-state, extract the cooling water in water tank, by Universal pipe, cooling water is sprayed on the temperature inductor of gas-cooker, its temperature is reduced, automatic closedown breather valve, thus make gas combustion range flameout.The feature of this device is: building block mostly is standard component, be easy to produce, can assemble at short notice, though theory structure is simple but can reach desired effect, saves cost, shortened the production time, and small volume, be easy to installation put, both avoided the excess waste of combustion gas, turn avoid the fire that family's gas-cooker dry combustion method causes.
Claims (5)
1. a gas-cooker dry combustion method automatic cut off device, is characterized in that:
Comprise control system and executive system;
Described control system comprises temperature sensor (1), relay (12), and described temperature sensor (1) detects the temperature of position, pot middle and lower part in real time, and the switch of control relay (12);
Described executive system comprises water tank (4), servomotor (13), the pump housing (14), the water pipe that draws water (15), water outlet water pipe (20), Universal pipe (2), described Universal pipe (2) aims at the thermocouple sensor induction point that gas-cooker carries;
Described control system accepts the too high signal of temperature that temperature sensor (1) feeds back, control relay (12) closes, servomotor (13) drives the pump housing (14) to be drawn water from water tank (4) by the water pipe that draws water (15), and by water outlet water pipe (20) water outlet, then lower the temperature through the thermocouple sensor induction point that Universal pipe (2) water spray carries for gas-cooker.
2. gas-cooker dry combustion method automatic cut off device as claimed in claim 1, is characterized in that: described control system also comprises power supply circuit board (10), voltage-regulation switch (5), temperature indicator (7), temperature control circuit board (9).
3. gas-cooker dry combustion method automatic cut off device as claimed in claim 1, it is characterized in that: temperature sensor (1) and position, pot middle and lower part are close to, temperature sensor (1) is fixed by screws in sensor interface, temperature control circuit board is bonded on bottom block, power supply circuit board is bonded on temperature control circuit board (9) by supporting pillar, temperature indicator (7) is welded on temperature control panel (8), the power interface of temperature controller (7) is connected with power output interface, electromagnetism two interface of relay and the relay interface of temperature control circuit board are connected on power interface, other two interfaces of relay and motor are connected on power supply.
4. gas-cooker dry combustion method automatic cut off device as claimed in claim 1, is characterized in that: control system controls the duty of servomotor in real time according to the temperature that temperature sensor measures.
5. gas-cooker dry combustion method automatic cut off device as claimed in claim 1, it is characterized in that: servomotor (13) and the pump housing (14) of described executive system assemble, servomotor (13) is bonded on temperature control circuit board (9) by motor support, case lid (3) and water tank (4) transition are assembled, cooling water is filled in water tank, internal thread water pipe head and male connection are docked at bottom cooling water tank, water pipe is connected in male connection, the other end is connected on the pump housing and draws water interface, the hickey of Universal pipe and female adapter are assemblied on Universal pipe support, Universal pipe points to the temperature inductor of gas-cooker, water pipe is connected in female adapter, the other end is connected with pump housing delivery port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510254164.1A CN104832956B (en) | 2015-05-19 | 2015-05-19 | Gas-cooker dry combustion method automatic cut off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510254164.1A CN104832956B (en) | 2015-05-19 | 2015-05-19 | Gas-cooker dry combustion method automatic cut off device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104832956A true CN104832956A (en) | 2015-08-12 |
| CN104832956B CN104832956B (en) | 2017-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510254164.1A Expired - Fee Related CN104832956B (en) | 2015-05-19 | 2015-05-19 | Gas-cooker dry combustion method automatic cut off device |
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| CN (1) | CN104832956B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547351A (en) * | 2015-12-10 | 2016-05-04 | 无锡拓能自动化科技有限公司 | Burning loss prevention flame detector facilitating angle adjustment |
| CN105650694A (en) * | 2016-04-08 | 2016-06-08 | 王渊奇 | Burnout prevention device |
| CN109839284A (en) * | 2017-11-27 | 2019-06-04 | 宁波方太厨具有限公司 | Gas-cooker combustion testing protective device and guard method |
| CN110006075A (en) * | 2019-03-11 | 2019-07-12 | 孙庆新 | A kind of gas-cooker auto extinguishing method and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04344023A (en) * | 1991-05-20 | 1992-11-30 | Paloma Ind Ltd | Automatic fire extinguisher for cooker |
| CN101275754A (en) * | 2007-03-30 | 2008-10-01 | 海尔集团公司 | Anti-dried burning control fire gas combustion range |
| CN204187674U (en) * | 2014-10-23 | 2015-03-04 | 广东万和电气有限公司 | Anti-dried burning control fire sensor and utilize its gas-cooker |
| CN204786597U (en) * | 2015-05-19 | 2015-11-18 | 上海工程技术大学 | Gas cooker |
-
2015
- 2015-05-19 CN CN201510254164.1A patent/CN104832956B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04344023A (en) * | 1991-05-20 | 1992-11-30 | Paloma Ind Ltd | Automatic fire extinguisher for cooker |
| CN101275754A (en) * | 2007-03-30 | 2008-10-01 | 海尔集团公司 | Anti-dried burning control fire gas combustion range |
| CN204187674U (en) * | 2014-10-23 | 2015-03-04 | 广东万和电气有限公司 | Anti-dried burning control fire sensor and utilize its gas-cooker |
| CN204786597U (en) * | 2015-05-19 | 2015-11-18 | 上海工程技术大学 | Gas cooker |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105547351A (en) * | 2015-12-10 | 2016-05-04 | 无锡拓能自动化科技有限公司 | Burning loss prevention flame detector facilitating angle adjustment |
| CN105650694A (en) * | 2016-04-08 | 2016-06-08 | 王渊奇 | Burnout prevention device |
| CN109839284A (en) * | 2017-11-27 | 2019-06-04 | 宁波方太厨具有限公司 | Gas-cooker combustion testing protective device and guard method |
| CN110006075A (en) * | 2019-03-11 | 2019-07-12 | 孙庆新 | A kind of gas-cooker auto extinguishing method and device |
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| Publication number | Publication date |
|---|---|
| CN104832956B (en) | 2017-03-15 |
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Granted publication date: 20170315 |
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