CN105999585A - Fire extinguishing method, fire extinguishing system and range hood - Google Patents

Fire extinguishing method, fire extinguishing system and range hood Download PDF

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Publication number
CN105999585A
CN105999585A CN201610584302.7A CN201610584302A CN105999585A CN 105999585 A CN105999585 A CN 105999585A CN 201610584302 A CN201610584302 A CN 201610584302A CN 105999585 A CN105999585 A CN 105999585A
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CN
China
Prior art keywords
extinguishing
temperature value
fire
range hood
fire extinguishing
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.)
Withdrawn
Application number
CN201610584302.7A
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Chinese (zh)
Inventor
***
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201610584302.7A priority Critical patent/CN105999585A/en
Publication of CN105999585A publication Critical patent/CN105999585A/en
Withdrawn legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C3/00Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/006Fire prevention, containment or extinguishing specially adapted for particular objects or places for kitchens or stoves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/20Removing cooking fumes

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The embodiment of the invention discloses a fire extinguishing system. The fire extinguishing system comprises a temperature sensor used for detecting the temperature value of a range hood, a fire extinguishing device used for spraying fire extinguishing media and a controller controlling the fire extinguishing device to execute the fire extinguishing operation when the temperature value is greater than the preset temperature value within the preset time. The fire extinguishing system can be integrated on the range hood, whether fire disasters occur can be judged through the temperature sensor, and the controller controls the fire extinguishing device to execute the fire extinguishing operation after the fire disasters occur. According to the fire extinguishing system, new fire extinguishing equipment is not needed, and the fire extinguishing effect is remarkably improved. The invention further discloses a fire extinguishing method and the range hood.

Description

A kind of extinguishing method, fire extinguishing system and range hood
Technical field
The present invention relates to range hood technical field, more particularly, it relates to a kind of extinguishing method, fire extinguishing System and range hood.
Background technology
In order to pursue higher quality of the life, increasing people now begin to install fume-exhausting in kitchen Machine, detaches to outdoor with the oil smoke produced during cooking.May draw due to misoperation sometimes Play gas-cooker to catch fire.Currently, fire extinguisher or water-sprinkling by being separately provided extinguish the blaze, extinguishing effect Undesirable.
Therefore, how to improve the extinguishing effect of range hood, become those skilled in the art urgently to be resolved hurrily Technical problem.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of fire extinguishing system, to improve going out of range hood Fire effect;
Another object of the present invention is to provide a kind of extinguishing method and range hood.
For achieving the above object, the present invention provides following technical scheme:
A kind of fire extinguishing system, including:
For detecting the temperature sensor of the temperature value of range hood;
For spraying the extinguishing device of firing-fighting medium;
Controller, in Preset Time, when described temperature value is more than preset temperature value, described controller Control described extinguishing device and perform extinguishing operation.
Preferably, in above-mentioned fire extinguishing system, described temperature sensor includes entering for detecting range hood First temperature sensor of the first temperature value at air port;And
At least two is for detecting the second temperature sensor of the second temperature value of range hood body.
Preferably, in above-mentioned fire extinguishing system, described controller, in Preset Time, when described first When described first temperature value of temperature sensor detection is more than preset temperature value, described controller controls described Extinguishing device performs extinguishing operation;Described second temperature when the second temperature sensor detection described at least two When angle value is more than preset temperature value, described controller controls described extinguishing device and performs extinguishing operation.
Preferably, in above-mentioned fire extinguishing system, described extinguishing device include fire-fighting material memorizer and with institute Stating the executor that fire-fighting material memorizer is connected, described fire-fighting material memorizer is used for storing fire-fighting medium.
Preferably, in above-mentioned fire extinguishing system, described fire-fighting material memory device is in exhaust fume collecting hood of range hood Or in wind cabinet.
A kind of extinguishing method, described extinguishing method applies as above fire extinguishing system described in any one, described in go out Ignition method includes:
The temperature value of detection range hood;
In Preset Time, when described temperature value is more than preset temperature value, described controller controls described Extinguishing device performs extinguishing operation.
Preferably, in above-mentioned extinguishing method, the temperature value of described detection range hood includes:
First temperature value of detection air inlet;And
The second temperature value below detection range hood;
Preferably, in above-mentioned extinguishing method, described when described temperature value is more than preset temperature value, institute State controller control described extinguishing device execution extinguishing operation to include:
When described first temperature value of described first temperature sensor detection is more than preset temperature value, described Controller controls described extinguishing device and performs extinguishing operation;
When described second temperature value of the second temperature sensor detection described at least two is more than preset temperature value Time, described controller controls described extinguishing device and performs extinguishing operation.
Preferably, in above-mentioned extinguishing method, described extinguishing operation includes spraying firing-fighting medium and closing combustion Gas main valve.
A kind of range hood, including the fire extinguishing system described in as above any one.
From above-mentioned technical scheme it can be seen that the fire extinguishing system that the present invention provides can be integrated in fume-exhausting On machine, judging whether it is fire by temperature sensor, after on fire, controller controls extinguishing device execution Extinguishing operation.The fire extinguishing system using the present invention need not newly increase fire-extinguishing apparatus, significantly improves fire extinguishing Effect.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below, Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art, On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The main TV structure schematic diagram of the range hood that Fig. 1 is provided by the embodiment of the present invention;
The range hood that Fig. 2 is provided by the embodiment of the present invention look up structural representation;
Fig. 3 is extinguishing method schematic flow sheet.
Wherein, 100 for air inlet, 201 be the first temperature sensor, 202 be the second temperature sensor, 203 For extinguishing device, 2031 for fire-fighting material memorizer, 2032 be executor, 204 be controller.
Detailed description of the invention
The core of the present invention is to provide a kind of fire extinguishing system, to improve extinguishing effect;Another of the present invention Core is to provide a kind of extinguishing method and range hood.
Hereinafter, referring to the drawings embodiment is illustrated.Additionally, embodiments illustrated below is not to right Summary of the invention described in requirement plays any restriction effect.It addition, composition represented by example below Full content is not limited to as necessary to the solution of the invention described in claim.
Refer to the main TV structure signal of the range hood that Fig. 1-Fig. 2, Fig. 1 are provided by the embodiment of the present invention Figure;The range hood that Fig. 2 is provided by the embodiment of the present invention look up structural representation.
The fire extinguishing system that the embodiment of the present invention provides includes temperature sensor, extinguishing device 203 and controller 204,
Temperature sensor is for detecting the temperature value of range hood.Under normal condition, range hood correspondence portion The temperature of position does not have the biggest change, and when a fire, the temperature of range hood corresponding position can be sent out Raw large change, judges whether breaking out of fire by the temperature value of detection range hood corresponding position, thus Facilitate whether extinguishing device performs extinguishing operation.
Extinguishing device 203 is used for spraying firing-fighting medium.When fire occurs, the ejection of this extinguishing device 203 is gone out Fire medium, is used for extinguishing the blaze, and this extinguishing device 203 is integrated on range hood, it is therefore not necessary to additionally Single fire-extinguishing apparatus, such as fire extinguisher etc. are set.
Controller, in Preset Time, when described temperature value is more than preset temperature value, described controller (204) control described extinguishing device (203) and perform extinguishing operation.
The fire extinguishing system that the present invention provides can be integrated on range hood, passes through temperature sensor, it is judged that Whether is fire, after on fire, controller 204 controls extinguishing device 203 and performs extinguishing operation.Use this Bright fire extinguishing system need not newly increase fire-extinguishing apparatus, significantly improves extinguishing effect.
In an embodiment of the invention, temperature sensor includes the first temperature sensor 201 and the second temperature Sensor 202, wherein, the first temperature sensor 201 is for detecting first at air inlet of kitchen ventilator 100 Temperature value;When fire occurs, the intensity of a fire at air inlet 100 is the most violent, therefore, at air inlet 100 Temperature can direct reaction whether breaking out of fire, the first temperature value at air inlet 100 reaches to preset temperature When spending, illustrate to have occurred and that fire.
Second temperature sensor 202 at least two, for detecting the second temperature value of range hood body;For Improve fire extinguishing precision.When at least the second temperature value at two reaches preset temperature, then illustrate Breaking out of fire.Wherein, the second temperature sensor 202 is arranged on air inlet 100 surrounding, and is positioned at fume-exhausting On machine body, its quantity at least two, it is provided with four the second temperature sensing in embodiments of the present invention Device 202.
In order to improve the judgement precision of fire, the adjacent distance between the second temperature sensor 202 is 150mm-250mm。
When temperature sensor includes the first temperature sensor 201 and the second temperature sensor 202, presetting In time, when the first temperature value of the first temperature sensor 201 detection is more than preset temperature value, controller 204 control extinguishing device 203 performs extinguishing operation;Or when at least two the second temperature sensor 202 detects The second temperature value more than preset temperature value time, controller 204 controls extinguishing device 203 and performs extinguishing operation.
The fire extinguishing system that the present invention provides can be integrated on range hood, by the first temperature sensor 201 With the second temperature sensor 202, it may be judged whether being fire, after on fire, controller 204 controls extinguishing device 203 perform extinguishing operation.The fire extinguishing system using the present invention need not newly increase fire-extinguishing apparatus, significantly improves Extinguishing effect.
In embodiments of the present invention, extinguishing device 203 include fire-fighting material memorizer 2031 and with fire-fighting material The executor 2032 that memorizer 2031 is connected, fire-fighting material memorizer 2031 is used for storing fire-fighting medium.
In order to not affect normal use, fire-fighting material memorizer 2031 be placed in range hood exhaust fume collecting hood or In wind cabinet.And fire-fighting material memorizer 2031 be shaped as arbitrary shape, for example, cylinder, cuboid, Spherical etc..
The medium filled in fire-fighting material memorizer 2031 can be that water, dry ice, sand etc. can put out fire Medium, fire-fighting medium is dry ice in embodiments of the present invention.
Executor 2032 is nozzle, shower nozzle etc., can be arranged on air inlet 100 and air inlet 100 surrounding. When judging that fire occurs, executor 2032 can spray fire-fighting medium.
It addition, executor 2032 also have can by main gas valve close function, when a fire, Extinguishing operation closes main gas valve while can including spraying fire-fighting medium, or ejection fire-fighting medium.
The invention also discloses a kind of extinguishing method, extinguishing method applies the fire extinguishing system of as above any one, Extinguishing method includes:
The temperature value of detection range hood;
In Preset Time, when described temperature value is more than preset temperature value, described controller (204) is controlled Make described extinguishing device (203) and perform extinguishing operation.
Wherein, the temperature value of detection range hood specifically can be wrapped according to the difference arranging position of sensor Include:
The first temperature value at detection air inlet 100;And
The second temperature value below detection range hood.
And now, when described temperature value is more than preset temperature value, described controller (204) controls described Extinguishing device (203) performs extinguishing operation and includes:
When the first temperature value of the first temperature sensor 201 detection is more than preset temperature value, controller 204 Control extinguishing device 203 and perform extinguishing operation;Or
When the second temperature value of at least two the second temperature sensor 202 detection is more than preset temperature value, control Device 204 processed controls extinguishing device 203 and performs extinguishing operation.Owing to above-mentioned fire extinguishing system has above-mentioned useful effect Really, applying the extinguishing method of this fire extinguishing system also to have corresponding effect, here is omitted.
In the embodiment of the present invention, detect the temperature value at two respectively and judge whether breaking out of fire, wherein at one It is the temperature value at air inlet 100 and the temperature value below range hood judges.
For judging execution method at air inlet 100 particularly as follows:
Step S1, the first temperature value at detection air inlet 100, this first temperature value can have and only one;
Step S2, it is judged that the first temperature value and the size of preset temperature, presets temperature when the first temperature value is more than When spending, enter step S3;Otherwise, step S5 is entered;
Step S3, it is judged that whether the persistent period is more than Preset Time, when the persistent period is more than Preset Time, Enter step S4;Otherwise, step S5 is entered;
Step S4, extinguishing device 203 performs extinguishing operation;
Step S5, extinguishing device 203 does not perform extinguishing operation.
For judging execution method below range hood particularly as follows:
Step S6, the second temperature value below detection range hood;
Step S7, it is judged that the second temperature value and the size of preset temperature, presets temperature when the first temperature value is more than When spending, enter step S8;Otherwise, step S5 is entered;
Step S8, it is judged that the second temperature value more than the quantity of the second temperature sensor 202 of preset temperature value is No it is more than 1, when quantity is more than 1, enters step S9;Otherwise, step S5 is entered;
Step S9, it is judged that whether the persistent period is more than Preset Time, when the persistent period is more than Preset Time, Enter step S4;Otherwise, step S5 is entered.
When a fire, extinguishing operation can include spraying fire-fighting medium, or sprays fire-fighting medium Simultaneously close off main gas valve.
Above-mentioned Preset Time and preset temperature all can artificially adjust, and in embodiments of the present invention, preset Time may be configured as 2s-5s;Preset temperature may be configured as 350 DEG C-450 DEG C.
The embodiment of the invention also discloses a kind of range hood, including the fire extinguishing system of as above any one.By Having above-mentioned beneficial effect in above-mentioned fire extinguishing system, the range hood including this fire extinguishing system also has accordingly Effect, here is omitted.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses The present invention.Multiple amendment to these embodiments will be aobvious and easy for those skilled in the art See, generic principles defined herein can without departing from the spirit or scope of the present invention, Realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein, And it is to fit to the widest scope consistent with principles disclosed herein and features of novelty.

Claims (10)

1. a fire extinguishing system, it is characterised in that including:
For detecting the temperature sensor of the temperature value of range hood;
For spraying the extinguishing device (203) of firing-fighting medium;
Controller (204), in Preset Time, when described temperature value is more than preset temperature value, described Controller (204) controls described extinguishing device (203) and performs extinguishing operation.
2. fire extinguishing system as claimed in claim 1, it is characterised in that
Described temperature sensor includes the first temperature for detecting the first temperature value at air inlet of kitchen ventilator Degree sensor (201);And
At least two is for detecting second temperature sensor (202) of the second temperature value of range hood body.
3. fire extinguishing system as claimed in claim 2, it is characterised in that
Described controller (204), in Preset Time, when described first temperature sensor (201) is examined When described first temperature value surveyed is more than preset temperature value, described controller (204) controls described fire extinguishing dress Put (203) and perform extinguishing operation;When the institute that the second temperature sensor (202) described at least two detects When stating the second temperature value more than preset temperature value, described controller (204) controls described extinguishing device (203) Perform extinguishing operation.
4. fire extinguishing system as claimed in claim 1, it is characterised in that described extinguishing device (203) wraps Include fire-fighting material memorizer (2031) and the execution being connected with described fire-fighting material memorizer (2031) Device (2032), described fire-fighting material memorizer (2031) is used for storing fire-fighting medium.
5. fire extinguishing system as claimed in claim 4, it is characterised in that described fire-fighting material memorizer (2031) it is placed in the exhaust fume collecting hood of described range hood or the wind cabinet of described range hood.
6. an extinguishing method, it is characterised in that any one of described extinguishing method application claim 1-5 Described fire extinguishing system, described extinguishing method includes:
The temperature value of detection range hood;
In Preset Time, when described temperature value is more than preset temperature value, described controller (204) is controlled Make described extinguishing device (203) and perform extinguishing operation.
7. extinguishing method as claimed in claim 6, it is characterised in that the temperature of described detection range hood Angle value includes:
The first temperature value at detection air inlet of kitchen ventilator;And
Second temperature value of the body of detection range hood.
8. extinguishing method as claimed in claim 7, it is characterised in that described be more than when described temperature value During preset temperature value, described controller (204) controls described extinguishing device (203) and performs extinguishing operation Including:
When described first temperature value that described first temperature sensor (201) is detected is more than preset temperature value, Described controller (204) controls described extinguishing device (203) and performs extinguishing operation;Or
Described second temperature value detected when the second temperature sensor (202) described at least two is more than default During temperature value, described controller (204) controls described extinguishing device (203) and performs extinguishing operation.
9. extinguishing method as claimed in claim 8, it is characterised in that described extinguishing operation includes ejection Firing-fighting medium and closedown main gas valve.
10. a range hood, it is characterised in that include going out as according to any one of claim 1-5 Fire system.
CN201610584302.7A 2016-07-22 2016-07-22 Fire extinguishing method, fire extinguishing system and range hood Withdrawn CN105999585A (en)

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CN201610584302.7A CN105999585A (en) 2016-07-22 2016-07-22 Fire extinguishing method, fire extinguishing system and range hood

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107730817A (en) * 2017-11-20 2018-02-23 英业达科技有限公司 Kitchen state alarming method for power and kitchen state warning system
CN110681087A (en) * 2019-10-11 2020-01-14 宁波方太厨具有限公司 Fire extinguishing device and range hood with same
CN114652976A (en) * 2021-12-03 2022-06-24 宁波方太厨具有限公司 Intelligent fire prevention control method, fire prevention auxiliary control system and fire prevention control system

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Publication number Priority date Publication date Assignee Title
US5642784A (en) * 1996-02-16 1997-07-01 Sani Metal Ltd. Exhaust hood apparatus
CN201141651Y (en) * 2007-12-26 2008-10-29 叶竹勤 Self-extinguishing fume exhauster
CN201267750Y (en) * 2008-06-19 2009-07-08 广东世创金属科技有限公司 Cleaning type heat-treatment oil smoke collecting and discharging system
CN202822540U (en) * 2012-05-18 2013-03-27 北京中威宏酒店设备有限公司 Automatic kitchen fire extinguishing apparatus with flue extinguishment function
CN203400443U (en) * 2013-08-19 2014-01-22 正德防火工业股份有限公司 Simple kitchen manual and automatic fire extinguishing system device
CN104867264A (en) * 2014-02-26 2015-08-26 苏州热工研究院有限公司 Fire early-warning method and system
CN105333478A (en) * 2015-11-27 2016-02-17 广东万和新电气股份有限公司 Extractor hood with fire extinguishing plant and control method of extractor hood
CN205065852U (en) * 2015-09-30 2016-03-02 北京光尘开元环保高科技有限公司 Kitchen exhaust pipe automatic fire extinguishing device
CN205913671U (en) * 2016-07-22 2017-02-01 珠海格力电器股份有限公司 Fire extinguishing systems and range hood

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5642784A (en) * 1996-02-16 1997-07-01 Sani Metal Ltd. Exhaust hood apparatus
CN201141651Y (en) * 2007-12-26 2008-10-29 叶竹勤 Self-extinguishing fume exhauster
CN201267750Y (en) * 2008-06-19 2009-07-08 广东世创金属科技有限公司 Cleaning type heat-treatment oil smoke collecting and discharging system
CN202822540U (en) * 2012-05-18 2013-03-27 北京中威宏酒店设备有限公司 Automatic kitchen fire extinguishing apparatus with flue extinguishment function
CN203400443U (en) * 2013-08-19 2014-01-22 正德防火工业股份有限公司 Simple kitchen manual and automatic fire extinguishing system device
CN104867264A (en) * 2014-02-26 2015-08-26 苏州热工研究院有限公司 Fire early-warning method and system
CN205065852U (en) * 2015-09-30 2016-03-02 北京光尘开元环保高科技有限公司 Kitchen exhaust pipe automatic fire extinguishing device
CN105333478A (en) * 2015-11-27 2016-02-17 广东万和新电气股份有限公司 Extractor hood with fire extinguishing plant and control method of extractor hood
CN205913671U (en) * 2016-07-22 2017-02-01 珠海格力电器股份有限公司 Fire extinguishing systems and range hood

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107730817A (en) * 2017-11-20 2018-02-23 英业达科技有限公司 Kitchen state alarming method for power and kitchen state warning system
CN110681087A (en) * 2019-10-11 2020-01-14 宁波方太厨具有限公司 Fire extinguishing device and range hood with same
CN114652976A (en) * 2021-12-03 2022-06-24 宁波方太厨具有限公司 Intelligent fire prevention control method, fire prevention auxiliary control system and fire prevention control system
CN114652976B (en) * 2021-12-03 2022-11-18 宁波方太厨具有限公司 Intelligent fire prevention control method, fire prevention auxiliary control system and fire prevention control system

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Application publication date: 20161012