CN209895471U - Kitchen fire protection device - Google Patents
Kitchen fire protection device Download PDFInfo
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- CN209895471U CN209895471U CN201920969949.0U CN201920969949U CN209895471U CN 209895471 U CN209895471 U CN 209895471U CN 201920969949 U CN201920969949 U CN 201920969949U CN 209895471 U CN209895471 U CN 209895471U
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- kitchen
- controller
- sensor
- wireless communication
- zigbee wireless
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- 238000001179 sorption measurement Methods 0.000 claims abstract description 4
- 239000000779 smoke Substances 0.000 claims description 12
- 239000004973 liquid crystal related substance Substances 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- 238000010411 cooking Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 abstract description 9
- 238000011897 real-time detection Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 36
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 206010000369 Accident Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004278 EU approved seasoning Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000008157 edible vegetable oil Substances 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
Landscapes
- Fire Alarms (AREA)
Abstract
The utility model relates to a kitchen firebreak device belongs to firebreak device technical field. The technical scheme is as follows: the quantity of sensor (1) is more than one, and the adsorption type is installed by kitchen roof and kitchen range (7), and zigBee wireless communication device (2) set up on kitchen house top, and the sensor passes through zigBee wireless communication device one to be connected with the input of controller (3), and the output of controller passes through zigBee wireless communication device one to be connected with gas solenoid valve (4), audible and visual alarm device and kitchen electrical apparatus power master switch respectively. The utility model discloses an indoor inflammable gas content of sensor real-time detection is connected through wireless communication device and indoor gas solenoid valve and kitchen appliance power master switch, and when gas concentration exceeded the safe value, the device sent obvious audible and visual alarm to close the gas pipeline solenoid valve rapidly and cut off the air supply, cut off the power of electrical apparatus, prevent the emergence of fire incident.
Description
Technical Field
The utility model relates to a kitchen firebreak device belongs to firebreak device technical field.
Background
The kitchen is usually cooked by open fire, the used fuel generally comprises liquefied petroleum gas, coal gas, natural gas, carbon, alcohol and the like, and the fuel is also placed with edible oil, seasonings and other objects, and if the operation is improper, leakage, combustion and even explosion are easily caused. With the improvement of the modernization degree, more and more electric appliances are used in a kitchen, the kitchen is wet and is not used properly, and an electric circuit is easy to cause short circuit to generate electric sparks. When gas leakage such as liquefied gas, natural gas and the like occurs, electric sparks are easily generated when a power switch of an electric appliance is started or stopped and a plug is pulled out or plugged, inflammable gas is easily ignited, and even serious fire accidents such as explosion and the like occur.
Disclosure of Invention
The utility model aims at providing a kitchen firebreak device adopts the indoor inflammable gas content of sensor real-time detection, through wireless communication device, is connected with indoor gas solenoid valve and kitchen appliance power master switch, surpasss the safe value when gas concentration, and the device sends obvious audible and visual warning to close gas pipeline solenoid valve rapidly and cut off the air supply, cut off the power of electrical apparatus, prevent the emergence of fire incident, solved the above-mentioned problem that exists effectively among the background art.
The technical scheme of the utility model is that: a kitchen fire protection device comprises more than one sensor, a ZigBee wireless communication device I, a controller, a gas electromagnetic valve, an acousto-optic alarm device and a kitchen electrical appliance power supply main switch, wherein the ZigBee wireless communication device I is arranged on a kitchen roof and beside a cooking range in an adsorption mode; the controller is composed of a comparator; the sensor comprises a smoke sensor, a combustible gas sensor and a temperature and humidity sensor, and the controller comprises a smoke content comparator, a combustible gas content comparator and a temperature and humidity comparator which are matched with the smoke sensor, the combustible gas sensor and the temperature and humidity sensor; the sensor also comprises a microwave motion sensor and a human body infrared sensor.
The comparator is a well-known and publicly available product. A circuit or apparatus that can perform such a comparison function by comparing two or more data items to determine whether they are equal or to determine the magnitude relationship and the arrangement order between them is called a comparator. A comparator is a circuit that compares an analog voltage signal with a reference voltage. The two paths of input of the comparator are analog signals, the output is binary signals 0 or 1, and when the difference value of the input voltage is increased or decreased and the positive sign and the negative sign are unchanged, the output is kept constant.
And the sensor, the controller, the gas electromagnetic valve and the sound and light alarm device are respectively provided with a ZigBee wireless communication device II matched with the ZigBee wireless communication device I.
The controller matches and is equipped with the charging structure, and the charging structure contains contactor, charger, battery protection architecture and battery, and charger, battery protection architecture and controller connect gradually, and the charger passes through the contactor to be connected with the 220V power, and the battery passes through battery protection architecture to be connected with the controller, and kitchen electrical apparatus power master switch is supplied power by the controller. The battery protection structure and the charger are public known products sold in the market, and the battery protection structure is a charging protection circuit and prevents the storage battery from being damaged by overshoot.
The power supplies of the sensor, the ZigBee wireless communication device I, the gas electromagnetic valve and the audible and visual alarm device are lithium batteries, and the voltage is 12V direct-current safe voltage.
And the controller is provided with a liquid crystal display screen.
Still contain the fire control shower nozzle, set up on kitchen house roof, the controller is connected with the fire control shower nozzle.
The sensors (including various sensors), the first ZigBee wireless communication device and the second ZigBee wireless communication device (matched with each other and sold in the market, wireless transmitting and receiving products), the controller (comparator), the gas electromagnetic valve, the sound and light alarm device, the kitchen appliance power supply main switch, the fire-fighting nozzle, the contactor, the charger, the battery protection structure, the storage battery and the like which are related to the application are known and used in the field, and ordinary technicians in the field can buy or assemble the sensors on the market or the storage battery by themselves according to requirements.
The utility model has the advantages that: the device is connected with an indoor gas electromagnetic valve and a kitchen appliance power supply main switch through a wireless communication device, and when the gas concentration exceeds a safety value, the device gives out obvious audible and visual alarm, rapidly closes a gas pipeline electromagnetic valve to cut off a gas source, cuts off a power supply of an electric appliance, and prevents fire accidents.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of a liquid crystal display of the controller of the present invention;
FIG. 3 is a schematic diagram of a controller-matched charging configuration of the present invention;
in the figure: the intelligent fire-fighting water supply system comprises a sensor 1, a ZigBee wireless communication device I2, a controller 3, a gas electromagnetic valve 4, an audible and visual alarm device 5, a kitchen appliance power supply main switch 6, a cooking range 7, a kitchen appliance 8, a person 9, a fire-fighting spray head 10, a contactor 31, a charger 32, a battery protection structure 33 and a storage battery 34.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
A kitchen fire protection device comprises sensors 1, ZigBee wireless communication devices I2, a controller 3, a gas electromagnetic valve 4, an audible and visual alarm device 5 and a kitchen electrical appliance power supply main switch 6, wherein the number of the sensors 1 is more than one, the sensors are arranged beside a kitchen roof and a stove 7 in an adsorption mode, the ZigBee wireless communication devices I2 are arranged on the kitchen roof, the sensors 1 are connected with the input end of the controller 3 through the ZigBee wireless communication devices I2, and the output end of the controller 3 is respectively connected with the gas electromagnetic valve 4, the audible and visual alarm device 5 and the kitchen electrical appliance power supply main switch 6 through the ZigBee wireless communication devices I2; the controller 3 is constituted by a comparator; the sensor 1 comprises a smoke sensor, a combustible gas sensor and a temperature and humidity sensor, and the controller 3 comprises a smoke content comparator, a combustible gas content comparator and a temperature and humidity comparator which are matched with the smoke sensor, the combustible gas sensor and the temperature and humidity sensor; the sensor 1 also comprises a microwave motion sensor and a human body infrared sensor.
And the sensor 1, the controller 3, the gas electromagnetic valve 4 and the acousto-optic alarm device 5 are respectively provided with a ZigBee wireless communication device II matched with the ZigBee wireless communication device I2.
The controller 3 matches and is equipped with the charging structure, and the charging structure contains contactor 31, charger 32, battery protection architecture 33 and battery 34, and charger 32, battery protection architecture 33 and controller 3 connect gradually, and charger 32 passes through contactor 31 and is connected with the 220V power, and battery 34 passes through battery protection architecture 33 and is connected with controller 3, and kitchen electrical apparatus power master switch 6 is supplied power by controller 3. The battery protection structure 33 and the charger 32 are both publicly known products sold in the market, and the battery protection structure 33 is a charging protection circuit and prevents the overshoot from damaging the storage battery.
The power supplies of the sensor 1, the ZigBee wireless communication device I2, the gas electromagnetic valve 3 and the acousto-optic alarm device 5 are lithium batteries, and the voltage is 12V direct-current safety voltage.
And a liquid crystal display screen is arranged on the controller 3.
Also comprises a fire-fighting nozzle 10 arranged on the top of the kitchen house, and the controller 3 is connected with the fire-fighting nozzle 10.
In practical application, as shown in fig. 1, the sensor 1 is arranged at multiple points near the kitchen roof and the stove, and is installed in a suction type manner. The sensor 1 utilizes the smoke sensor and the combustible gas sensor to detect the indoor smoke content and CH in real time4The content utilizes temperature and humidity sensor real-time detection indoor temperature and humidity, through microwave motion sensor and human infrared sensor detection personnel removal condition, microenvironment in the multi-dimension perception kitchen.
The sensor 1 is reliably connected with the controller 3 through the ZigBee wireless communication device I2, the ZigBee wireless communication device I2 with the communication module can be self-organized, monitoring data such as temperature, humidity and gas content and action control fingers are transmitted through the ZigBee wireless communication device I2And (5) making. The controller 3 processes the received data and the alarm information and displays the smoke content and CH in the kitchen on the liquid crystal screen in real time4Gas content, temperature, humidity, personnel status, safety, power status and appliance operating conditions, as shown in fig. 2.
The controller 3 is composed of a known signal comparator, an input signal is compared with a standard signal, if any signal value exceeds the standard signal value, a corresponding electronic switch is triggered, when the controller 3 judges that the content of combustible gas exceeds the gas content safety value, an action signal is sent to the sound-light alarm device 5, the sound-light alarm device 5 gives out clear sound-light alarm to remind indoor personnel to be alert, and corresponding measures are taken; when the content of combustible gas reaches the lower explosion limit value, the controller 3 sends a valve closing signal to the gas electromagnetic valve 4, the gas valve acts to close the gas source, and simultaneously controls the main switch 6 of the kitchen electrical appliance power supply to trip, the electrical appliance power supply is disconnected, and the acousto-optic alarm device 5 sends an alarm signal to become harsh. The controller 3 is connected with the fire-fighting nozzle 10, and can realize fire-fighting linkage in case of fire.
The power supplies of the sensor 1, the ZigBee wireless communication device I2, the gas electromagnetic valve 4 and the acousto-optic alarm device 5 are powered by lithium batteries, and the voltage is 12V direct-current safe voltage. The power supply of the controller 3 adopts two charging modes of a charger and a storage battery, the charger supplies power normally, the storage battery continues to supply power after the power supply is cut off, and the controller is kept to normally run for 30 minutes, as shown in figure 3.
The sensor 1, the ZigBee wireless communication device i 2, the ZigBee wireless communication device ii, the controller 3, the gas solenoid valve 4, the audible and visual alarm device 5, the kitchen appliance power supply main switch 6, the fire sprinkler 10, the contactor 31, the charger 32, the battery protection structure 33, the storage battery 34, and the like, which are related to the present patent application, are known and commonly used in the art, and a person skilled in the art can purchase or assemble the sensor, the controller, the charger, the battery protection structure 33, the storage battery 34, and the like on the market according to requirements.
Claims (6)
1. A kitchen fire protection device, its characterized in that: the intelligent kitchen range comprises sensors (1), ZigBee wireless communication devices (1) (2), a controller (3), a gas electromagnetic valve (4), an acousto-optic alarm device (5) and a kitchen electrical appliance power supply main switch (6), wherein the number of the sensors (1) is more than one, the sensors are arranged on a kitchen roof and beside a cooking range (7) in an adsorption mode, the ZigBee wireless communication devices (2) are arranged on the top of a kitchen house, the sensors (1) are connected with the input end of the controller (3) through the ZigBee wireless communication devices (2), and the output end of the controller (3) is respectively connected with the gas electromagnetic valve (4), the acousto-optic alarm device (5) and the kitchen electrical appliance power supply main switch (6) through the ZigBee wireless communication devices (2); the controller (3) is composed of a comparator; the sensor (1) comprises a smoke sensor, a combustible gas sensor and a temperature and humidity sensor, and the controller (3) comprises a smoke content comparator, a combustible gas content comparator and a temperature and humidity comparator which are matched with the smoke sensor, the combustible gas sensor and the temperature and humidity sensor; the sensor (1) also comprises a microwave motion sensor and a human body infrared sensor.
2. A kitchen fire protection device according to claim 1, characterised in that: and a ZigBee wireless communication device II matched with the ZigBee wireless communication device I (2) is respectively arranged on the sensor (1), the controller (3), the gas electromagnetic valve (4) and the acousto-optic alarm device (5).
3. A kitchen fire protection arrangement according to claim 1 or 2, characterised in that: the controller (3) are matched and are provided with a charging structure, the charging structure comprises a contactor (31), a charger (32), a battery protection structure (33) and a storage battery (34), the charger (32), the battery protection structure (33) and the controller (3) are sequentially connected, the charger (32) is connected with a 220V power supply through the contactor (31), the storage battery (34) is connected with the controller (3) through the battery protection structure (33), and a kitchen appliance power supply main switch (6) is powered by the controller (3).
4. A kitchen fire protection device according to claim 1, characterised in that: the power supplies of the sensor (1), the ZigBee wireless communication device I (2), the gas electromagnetic valve (4) and the acousto-optic alarm device (5) are lithium batteries, and the voltage is 12V direct-current safe voltage.
5. A kitchen fire protection device according to claim 1, characterised in that: and a liquid crystal display screen is arranged on the controller (3).
6. A kitchen fire protection device according to claim 1, characterised in that: the fire-fighting water dispenser further comprises a fire-fighting spray head (10) arranged on the top of the kitchen house, and the controller (3) is connected with the fire-fighting spray head (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920969949.0U CN209895471U (en) | 2019-06-26 | 2019-06-26 | Kitchen fire protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920969949.0U CN209895471U (en) | 2019-06-26 | 2019-06-26 | Kitchen fire protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209895471U true CN209895471U (en) | 2020-01-03 |
Family
ID=69001702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920969949.0U Active CN209895471U (en) | 2019-06-26 | 2019-06-26 | Kitchen fire protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209895471U (en) |
-
2019
- 2019-06-26 CN CN201920969949.0U patent/CN209895471U/en active Active
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