CN110332570B - Gas leakage detection protection system and integrated kitchen - Google Patents
Gas leakage detection protection system and integrated kitchen Download PDFInfo
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- CN110332570B CN110332570B CN201910625101.0A CN201910625101A CN110332570B CN 110332570 B CN110332570 B CN 110332570B CN 201910625101 A CN201910625101 A CN 201910625101A CN 110332570 B CN110332570 B CN 110332570B
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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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Abstract
The invention discloses a gas leakage detection protection system, which is applied to an integrated cooker and is characterized by comprising the following components: the integrated gas leakage protection system of the stove and the external gas leakage detection protection system are integrated; the integrated cooker controller generates a first gas leakage signal or receives a second gas leakage signal and then sends the gas leakage signal to the ignition control module and the gas valve body control module A, then the ignition control module closes a pulse igniter of the integrated cooker, and the gas valve body control module A is controlled to cut off the gas supply of the integrated cooker; the MCU generates the second gas leakage signal or receives the first gas leakage signal and then sends the gas leakage signal to the gas valve body control module B, and then the gas valve body control module B closes a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a general gas passage electromagnetic valve of a user terminal; the predetermined value is less than the critical value of the content of possible explosion of the fuel gas in the air.
Description
Technical Field
The invention relates to the technical field of integrated cookers, in particular to a gas leakage detection protection system.
Background
The integrated kitchen range is a household gas range combining a household gas range and an oil fume suction and exhaust device, most of the integrated kitchen range is additionally provided with a tableware disinfection cabinet, an oven, an induction cooker, a storage cabinet and the like, even if the integrated kitchen range uses gas with explosion factors, 220V strong electricity is also used, and the integrated kitchen range is a household product with high safety factor requirements. The leakage of gas will cause fatal factors. The safety protection function of the integrated kitchen at present mainly embodies the fire prevention detection when inhaling flame, and when the gas leakage appears inside or outside the integrated kitchen, but can not effectual execution protection action.
Disclosure of Invention
In view of the problems in the prior art, the present invention provides a reliable and comprehensive gas leakage detection and protection system.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a gas leak testing protection system, is applied to integrated kitchen, its characterized in that includes: the integrated cooker gas leakage protection system comprises an integrated cooker controller and peripheral external control modules connected with the integrated cooker controller, wherein each peripheral external control module comprises a power supply device A, a gas detection module A, a wireless module B, a gas valve body control module A, a flame detection module and an ignition control module, the gas detection module A is electrically connected with the power supply device A, the gas valve body control module A controls the on-off of gas supply of the integrated cooker, the wireless module B is used for receiving and sending signals, the integrated cooker controller receives the gas concentration detected by the gas detection module A and judges whether the gas concentration is greater than a preset value, and if the gas concentration is greater than the preset value, a first gas leakage signal is generated; the external gas leakage detection and protection system comprises an MCU (microprogrammed control unit), and a power module B, a gas detection module B, a gas valve body control module B and a wireless module B1 which are respectively connected with the MCU, wherein the gas valve body control module B controls the on and off of a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a main gas passage electromagnetic valve of an entrance end, the wireless module B1 is used for receiving and sending signals, the MCU receives the gas concentration of the environment where the gas detection module B is located and judges whether the gas concentration is greater than the preset value, and if the gas concentration is greater than the preset value, a second gas leakage signal is generated; the wireless module B and the wireless module B1 are in two-way communication, the integrated stove controller generates a first gas leakage signal or receives a second gas leakage signal and then sends the gas leakage signal to the ignition control module and the gas valve body control module A, then the ignition control module closes a pulse igniter of the integrated stove, and the control gas valve body control module A cuts off the gas supply of the integrated stove; the MCU generates the second gas leakage signal or receives the first gas leakage signal and then sends the gas leakage signal to the gas valve body control module B, and then the gas valve body control module B closes a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a general gas passage electromagnetic valve of a user terminal; the predetermined value needs to be less than a critical value of the content of possible explosions of the gas in the air.
As a further explanation of the above scheme, at least one external gas leakage detection protection system is provided.
As a further explanation of the above scheme, the peripheral control module further comprises a fan control module, and the fan control module controls the on/off of a fan of a range hood of the integrated cooker; and after the integrated stove controller generates a first gas leakage signal, the fan control module is controlled to start a fan of the range hood.
As a further explanation of the above scheme, the peripheral control module is further configured with a voice alarm module, and when the integrated cooker controller generates a first gas leakage signal or receives a second gas leakage signal, the voice alarm module is driven to perform voice prompt.
As a further explanation of the above scheme, the integrated cooker gas leakage detection protection system further includes a wireless communication module a, and the wireless communication module a is connected with the integrated cooker controller and is configured to send the gas concentration detected by the gas detection module a to a cloud platform.
As a further explanation of the above scheme, the integrated cooker controller generates a first gas leakage signal or sends a prompt message to the mobile terminal through the wireless communication module a after receiving the second gas leakage signal.
As a further explanation of the above scheme, the integrated cooker gas leakage detection protection system further includes a display operation module, and the display operation module is connected with the integrated cooker controller and serves as a human-computer interaction interface.
As a further explanation of the above scheme, the wireless module B and the wireless module B1 are a bluetooth module, a WiFi module, an RF radio frequency module, and a ZigBee communication module.
As a further explanation of the above scheme, when the gas concentration detected by the gas detection module a is less than or equal to a preset value, the integrated cooker controller sends a release signal to the ignition control module and the gas valve body control module, then the ignition control module starts a pulse igniter of the integrated cooker, and the control gas valve body control module a opens the gas supply of the integrated cooker.
The invention has the beneficial effects that:
the gas leakage detection protection system of the integrated cooker and the external gas leakage detection protection systems are mutually linked to detect the leakage of the internal pipeline and the external gas pipeline of the integrated cooker in real time so as to realize comprehensive protection, and when the leakage occurs, protective measures such as cutting off the gas supply and forbidding the ignition of the cooker are rapidly taken.
Drawings
Fig. 1 is a system block diagram of a gas leakage detection protection system according to a first embodiment of the present invention.
Fig. 2 is a system block diagram of an integrated cooker gas leakage detection protection system of the gas leakage detection protection system according to the first embodiment.
Fig. 3 is a system block diagram of an external gas leakage detection protection system of the gas leakage detection protection system according to the first embodiment.
Fig. 4 is a flowchart illustrating a gas leakage detection protection system according to a first embodiment of the present invention.
Detailed Description
In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the present invention, unless otherwise specified and limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.
The following describes the embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages thereof are more clear and clear. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the invention.
As shown in fig. 1-4, a gas leakage detection protection system is applied to an integrated cooker, and is characterized by comprising:
the integrated cooker gas leakage protection system comprises an integrated cooker controller and peripheral control modules connected with the integrated cooker controller, wherein each peripheral control module comprises a power supply device A, a gas detection module A, a wireless module B, an operation display module, a gas valve body control module A, a flame detection module and an ignition control module, the gas detection module A is electrically connected with the power supply device A, the gas valve body control module A controls the on-off of gas supply of the integrated cooker, the wireless module B is used for receiving and sending signals, the integrated cooker controller receives the gas concentration detected by the gas detection module A and judges whether the gas concentration is greater than a preset value, and if the gas concentration is greater than the preset value, a first gas leakage signal is generated; the external gas leakage detection and protection system comprises an MCU (microprogrammed control unit), and a power module B, a gas detection module B, a gas valve body control module B and a wireless module B1 which are respectively connected with the MCU, wherein the gas valve body control module B controls a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a main gas passage electromagnetic valve of an entrance end, the wireless module B1 is used for receiving and transmitting signals, the MCU receives the gas concentration of the environment where the gas detection module B is located and judges whether the gas concentration is greater than the preset value, and if the gas concentration is greater than the preset value, a second gas leakage signal is generated;
the wireless module B and the wireless module B1 are in two-way communication, the integrated cooker controller sends a gas leakage signal to the ignition control module and the gas valve body control module A according to a first gas leakage signal or after receiving a second gas leakage signal, the ignition control module closes a pulse igniter of the integrated cooker, and the gas valve body control module A cuts off the gas supply of the integrated cooker; the MCU sends a gas leakage signal to the gas valve body control module B according to the second gas leakage signal or after receiving the first gas leakage signal, and the gas valve body control module B closes a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a general gas channel electromagnetic valve of a home terminal;
the predetermined value needs to be less than a critical value of the content of possible explosions of the gas in the air.
The gas leakage detection and protection system of the integrated cooker and the external gas leakage detection and protection system monitor the gas concentration of a space in real time, the two parties carry out wireless communication of data in real time, and once the gas leakage detection and protection system monitors that the gas leakage concentration exceeds a preset early warning value, the two parties immediately carry out protection actions.
Wherein, external gas leakage detection protection system is at least one. According to the needs of monitoring space, can set up a plurality of external gas leakage detection protection systems, constitute a monitoring network, carry out comprehensive monitoring protection.
Preferably, the peripheral control module of the integrated cooker gas leakage detection protection system further comprises a fan control module, and the fan control module controls the on/off of a fan of a range hood of the integrated cooker; and after the integrated stove controller generates a first gas leakage signal, the fan control module is controlled to start a fan of a smoke machine to exhaust gas. After a fan of a range hood is started, the integrated stove controller receives that the gas concentration detected by the gas detection module A is lower than a safety value, and the integrated stove controller controls the fan control module.
The peripheral control module is also provided with a voice alarm module, and when the integrated stove controller generates a first gas leakage signal or receives a second gas leakage signal, the voice alarm module is driven to carry out voice prompt.
The integrated cooker gas leakage detection protection system also comprises a wireless communication module A and an operation display module, wherein the wireless communication module A is connected with the integrated cooker controller and is used for sending the gas concentration detected by the gas detection module A to a cloud platform, and a user can detect the gas concentration through a mobile terminal; and when the integrated cooker controller generates a first gas leakage signal or receives a second gas leakage signal, sending prompt information to the mobile terminal through the wireless communication module A. The operation display module is connected with the integrated cooker controller and used as a human-computer interaction interface; the operation display module is used for receiving a setting instruction input by a user and sending the setting instruction, such as a preset value, to the integrated cooker controller and the MCU.
Further preferably, the wireless module B and the wireless module B1 are all a bluetooth module, a WiFi module, an RF radio frequency module, and a ZigBee communication module.
The flame detection module is used for detecting whether a gas stove of the integrated stove is in a working state, if the flame detection module detects that the gas stove of the integrated stove is not in the working state, and if the gas detection module A detects that the gas concentration exceeds a preset value, the integrated stove controller generates a first gas leakage signal and then performs the following protection actions: 1) sending a gas leakage signal to a fan control module, and starting a fan of the range hood by the fan control module to discharge the leaked gas; 2) sending an ignition prohibiting instruction to an ignition control module, and turning off a pulse igniter of the gas stove by the ignition control module so that a user cannot perform ignition operation, thereby avoiding ignition and explosion; 3) driving a gas valve body control module A to cut off a gas passage of the integrated stove; 4) driving a voice alarm module to send out alarm voice to remind a user; 5) the wireless module B sends a first gas leakage signal to the wireless module B1, and the MCU receives the first gas leakage signal and then drives the gas valve body control module B to close a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a main gas channel electromagnetic valve of a home terminal; 6) the integrated stove sends leaked data to the cloud platform through the wireless communication module A and sends reminding information to the mobile terminal; 7) when the gas concentration is reduced to a safe value, all the protection actions are automatically released.
If the flame detection module detects that flame exists on the gas stove, the gas stove of the integrated stove is in a working state, and if the gas detection module A detects that the gas concentration exceeds a preset value, the integrated stove controller generates a first gas leakage signal and then performs the following protection actions: 1) driving a gas valve body control module A to shut off fire and cut off a gas passage of the integrated stove; 2) sending an ignition prohibiting instruction to an ignition control module, and turning off a pulse igniter of the gas stove by the ignition control module so that a user cannot perform ignition operation; 3) sending a gas leakage signal to a fan control module, and starting a fan of the range hood by the fan control module to discharge the leaked gas; 4) driving a voice alarm module to send out alarm voice to remind a user; 5) the integrated stove sends the leaked data to the cloud platform through the wireless communication module A and sends reminding information to the mobile terminal to remind family members; 6) the wireless module B sends a first gas leakage signal to the wireless module B1, and the MCU receives the first gas leakage signal and then drives the gas valve body control module B to close a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a main gas channel electromagnetic valve of a home terminal; 7) after the gas concentration is reduced to a safe value, all the protection actions are automatically removed, and the user can reuse the integrated stove.
Compared with the prior art, the gas leakage detection protection system that this embodiment provided has following characteristics: 1) adopt integrated kitchen gas leakage detection protection system and a plurality of external gas leakage detection protection system to link mutually and detect the leakage of integrated kitchen inside pipeline and outside gas pipeline in real time in order to realize comprehensive protection, when the gas leakage condition appears, make rapidly and cut off the gas supply and forbid protective measure such as cooking utensils ignition, improve the reliability of gas leakage detection protection. 2) Trigger the fan and open in order in time to arrange the gas of leaking outdoors under the condition that the gas leaked appearing, in time report relevant user with the condition that the gas leaked simultaneously through wireless network, effectively promoted the reliability of gas leakage protection.
It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the invention as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.
Claims (9)
1. The utility model provides a gas leak testing protection system, is applied to integrated kitchen, its characterized in that includes:
the integrated cooker gas leakage protection system comprises an integrated cooker controller and peripheral external control modules connected with the integrated cooker controller, wherein each peripheral external control module comprises a power supply device A, a gas detection module A, a wireless module B, a gas valve body control module A, a flame detection module and an ignition control module, the gas detection module A is electrically connected with the power supply device A, the gas valve body control module A controls the on-off of gas supply of the integrated cooker, the wireless module B is used for receiving and sending signals, the integrated cooker controller receives the gas concentration detected by the gas detection module A and judges whether the gas concentration is greater than a preset value, and if the gas concentration is greater than the preset value, a first gas leakage signal is generated;
the external gas leakage detection and protection system comprises an MCU (microprogrammed control unit), and a power module B, a gas detection module B, a gas valve body control module B and a wireless module B1 which are respectively connected with the MCU, wherein the gas valve body control module B controls the on and off of a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a main gas passage electromagnetic valve of an entrance end, the wireless module B1 is used for receiving and sending signals, the MCU receives the gas concentration of the environment where the gas detection module B is located and judges whether the gas concentration is greater than the preset value, and if the gas concentration is greater than the preset value, a second gas leakage signal is generated;
the wireless module B and the wireless module B1 are in two-way communication, the integrated stove controller generates a first gas leakage signal or receives a second gas leakage signal and then sends the gas leakage signal to the ignition control module and the gas valve body control module A, then the ignition control module closes a pulse igniter of the integrated stove, and the control gas valve body control module A cuts off the gas supply of the integrated stove; the MCU generates the second gas leakage signal or receives the first gas leakage signal and then sends the gas leakage signal to the gas valve body control module B, and then the gas valve body control module B closes a gas passage electromagnetic valve of gas equipment where the gas detection module B is located and/or a general gas passage electromagnetic valve of a user terminal;
the predetermined value needs to be less than a critical value of the content of possible explosions of the gas in the air.
2. The gas leakage detection and protection system according to claim 1, wherein there is at least one external gas leakage detection and protection system.
3. The gas leakage detection and protection system according to claim 1, wherein the peripheral control module further comprises a fan control module, and the fan control module controls the on/off of a fan of a range hood of the integrated cooker; and after the integrated stove controller generates a first gas leakage signal, the fan control module is controlled to start a fan of the range hood.
4. The gas leakage detection and protection system according to claim 1 or 3, wherein the peripheral control module is further configured with a voice alarm module, and when the integrated cooker controller generates a first gas leakage signal or receives a second gas leakage signal, the voice alarm module is driven to perform voice prompt.
5. The gas leakage detection and protection system according to claim 1, further comprising a wireless communication module A, wherein the wireless communication module A is connected with the integrated stove controller and used for sending the gas concentration detected by the gas detection module A to a cloud platform.
6. The gas leakage detection and protection system according to claim 5, wherein the integrated cooker controller generates a first gas leakage signal or sends a prompt message to the mobile terminal through the wireless communication module A after receiving the second gas leakage signal.
7. The gas leakage detection and protection system of claim 1, further comprising a display operation module, wherein the display operation module is connected with the integrated cooker controller and used as a human-computer interaction interface.
8. The gas leakage detection and protection system according to claim 1, wherein the wireless module B and the wireless module B1 are all a Bluetooth module, a WiFi module, an RF module and a ZigBee communication module.
9. The gas leakage detection and protection system according to claim 1, wherein when the gas concentration detected by the gas detection module a is less than or equal to a preset value, the integrated cooker controller sends a release signal to the ignition control module and the gas valve body control module, then the ignition control module starts a pulse igniter of the integrated cooker, and the gas valve body control module a is controlled to start the gas supply of the integrated cooker.
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| CN201910625101.0A CN110332570B (en) | 2019-07-11 | 2019-07-11 | Gas leakage detection protection system and integrated kitchen |
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| CN112050262B (en) * | 2020-07-17 | 2022-12-06 | 浙江科大电器股份有限公司 | Multifunctional hidden integrated cooker control system and integrated cooker |
| CN114373285A (en) * | 2022-01-13 | 2022-04-19 | 安徽理工大学 | Gas leakage detection protection system and integrated kitchen |
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| JPS61291828A (en) * | 1985-06-18 | 1986-12-22 | Hideyuki Ogawa | Method of preventing gas leakage |
| JP2757783B2 (en) * | 1994-08-12 | 1998-05-25 | タイガー魔法瓶株式会社 | rice cooker |
| CN101236123A (en) * | 2008-03-05 | 2008-08-06 | 孟建国 | Method for detecting gas pipeline and air leakage for utensil |
| CN101697067A (en) * | 2009-07-02 | 2010-04-21 | 倪文谦 | Automatic control system of combustible gas |
| ITTO20110882A1 (en) * | 2011-10-03 | 2013-04-04 | Indesit Co Spa | GAS COOKTOP WITH SAFETY |
| CN103225829B (en) * | 2013-05-23 | 2015-09-16 | 松雅（中国）科技有限公司 | A kind of gas leakage protector and adopt the integrated kitchen range of this device |
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| CN208521420U (en) * | 2018-06-08 | 2019-02-19 | 南京祥龙电气有限公司 | A kind of family's fuel gas alarm |
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