CN210181774U - Intelligent linkage safety alarm device based on Internet of things - Google Patents
Intelligent linkage safety alarm device based on Internet of things Download PDFInfo
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- CN210181774U CN210181774U CN201921144520.4U CN201921144520U CN210181774U CN 210181774 U CN210181774 U CN 210181774U CN 201921144520 U CN201921144520 U CN 201921144520U CN 210181774 U CN210181774 U CN 210181774U
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Abstract
The utility model relates to the technical field of safety alarm devices, in particular to an intelligent linkage safety alarm device based on the Internet of things, which comprises a gas detection device, wherein the gas detection device comprises a gas concentration sensor, a first controller, a gas electromagnetic main valve, an alarm and a time delay module; the first controller is all connected with gas concentration sensor, gas electromagnetism main valve, siren and time delay module electricity, the first controller is used for detecting whether there is the gas to leak through gas concentration sensor, the first controller is used for controlling time delay module when detecting the gas and leaking and starts. The utility model provides an intelligence linkage safety alarm device based on thing networking can detect the gas and leak to can carry out the police dispatch newspaper, but also can turn off the gas and supply with, open smoke ventilator simultaneously, ventilate, through the collaborative work of these equipment, guarantee user's security of the lives and property.
Description
Technical Field
The invention relates to the technical field of safety alarm devices, in particular to an intelligent linkage safety alarm device based on the Internet of things.
Background
With the development of the internet of things, smart homes are gradually applied to our lives, most of the current smart home products are designed and considered from the aspects of use convenience and comfort, and are timely intelligent access control, gas alarm, disaster alarm and monitoring systems with the largest safety relevance, but the current home safety systems are still independent, a unified indoor safety system is not formed, the use and the management of users are inconvenient, most of functions are only safety alarm, other operations are not available, and the function of the internet of things is not fully exerted.
For example, the existing gas leakage detection device can control an alarm to make a sound or flash to light when detecting that the concentration of gas in the air exceeds the standard, so as to remind a user of the attention. The existing so-called intelligent gas detection device is only connected to the router to send a remote alarm to the mobile phone of the user. In fact, in the daytime, the user has more windows and sufficient light, and if gas leakage occurs in the daytime, danger can be avoided by alarming and reminding through the detection device as long as the user is properly treated; but the condition when present detection device takes place gas leakage at night is not fully considered, when gas leakage takes place evening, people are awakened by alarm sound in sleeping and can be consciousness fuzzy for a moment, because light is dim at night, the user is in a busy and mess, the electric lamp can be opened, and possible gas is leaked for a long time when people are awakened, the gas explosion can be caused in the moment of opening the electric lamp, and then the condition is more dangerous. Therefore, the intelligent linkage safety alarm device based on the Internet of things is necessary to be provided, the function of the Internet of things is fully played, other intelligent devices are mobilized to work simultaneously while alarming is carried out, and the life and property safety of a user is guaranteed.
Disclosure of Invention
The invention aims to provide an intelligent linkage safety alarm device based on the Internet of things, which can detect indoor gas leakage, alarm and process, and ensure the life and property safety of users.
In order to solve the technical problem, the present application provides the following technical solutions:
intelligent linkage safety alarm device based on thing networking includes: the fuel gas detection device comprises a fuel gas concentration sensor, a first controller, a fuel gas electromagnetic main valve, an alarm and a time delay module; the first controller is electrically connected with the gas concentration sensor, the gas electromagnetic main valve, the alarm and the delay module, the first controller is used for detecting whether gas leaks through the gas concentration sensor, the first controller is used for controlling the delay module to be started when the gas leaks are detected, the first controller is used for controlling the delay module to be closed when the gas leaks, an end signal is sent to the first controller after the delay of the delay module is ended, and the first controller is used for controlling the alarm to give an alarm and controlling the gas electromagnetic main valve to close gas supply after the end signal is received; the range hood control switch is used for controlling the opening and closing of the range hood, the first controller is electrically connected with the range hood control switch, and the first controller is further used for controlling the range hood control switch to open the range hood after receiving the end signal.
The utility model discloses among the technical scheme, first controller passes through the gas concentration in the real-time detection chamber of gas consistency transmitter, after finding that the concentration exceeds standard, then start time delay module time delay a period, if at the in-process of time delay, the gas concentration resumes normally, then stop the time delay, otherwise just keep delaying until the end, send the end signal by the time delay module, after the end signal was received to first controller, report to the police, can prevent the wrong report through the time delay module, avoid bringing the harassment for the user, because when cooking or striking sparks, occasionally also can let the brief moment that the concentration rises. This application not only can carry out the police dispatch newspaper, but also can turn off the gas and supply with, opens smoke ventilator simultaneously, ventilates, through the collaborative work of these equipment, guarantees user's life and property safety.
Further, the gas detection device also comprises a first wireless communication module, the first controller is electrically connected with the first wireless communication module, and the first controller is also used for sending an alarm signal through the first wireless communication module after receiving the end signal; still include intelligent entrance guard, intelligent entrance guard includes second controller, second wireless communication module and electronic lock, the second controller is connected with second wireless communication module, electronic lock electricity, the second controller is used for receiving the alarm signal that first controller sent and control the electronic lock unblock through second wireless communication module.
After detecting that the gas leaks, first controller still can open entrance guard's electronic lock through wireless communication's mode control entrance guard's automation, and then makes things convenient for flee for one's life or outside personnel rescue.
Further, still include the power supply switch, the power supply switch is used for the power supply switching of control room commercial power, power supply switch and first controller signal connection, first controller still is used for controlling the power supply switch and closes indoor commercial power supply after detecting that gas concentration surpasss the default.
When gas concentration surpasses certain limit, reuse electrical apparatus probably has the explosion risk, consequently when detecting that gas concentration reaches certain limit, cuts off the power supply, avoids the risk.
Further, the gas detection device still includes the battery, the battery is used for supplying power for gas detection device.
Avoid the power failure etc. to influence the device work.
Further, the alarm comprises a warning light and a horn.
Double prompting is carried out through sound and light, and the fact that a user can obtain alarm reminding is guaranteed.
Further, the gas detection control device further comprises a shell, the first controller, the first wireless communication module, the alarm and the time delay module are all arranged in the shell, a sensor mounting hole is formed in the shell, and the gas concentration sensor is arranged in the mounting hole.
The device is protected by the housing.
Further, be equipped with annular arch around the mounting hole on the casing, be equipped with the screw thread on the annular arch, still be equipped with the sensor cover, the sensor cover passes through threaded connection and installs on the casing, be equipped with the through-hole on the sensor cover. The gas concentration sensor is protected by the sensor cover.
Further, the through holes comprise vertical through holes and shutter through holes, the vertical through holes are perpendicular to the tangent plane of the surface of the sensor cover, and the shutter through holes are parallel to the tangent plane of the surface of the sensor cover. The shutter through hole is parallel to the surface of the sensor cover, so that dust in the vertical direction can be prevented from falling.
Further, the vertical through hole and the louver through hole are respectively disposed at both sides of the sensor cover. The vertical through hole is favorable for gas flow, and the positions of the vertical through hole and the shutter through hole are adjusted by rotating the sensor cover so as to adapt to different installation modes.
Further, a display and a key which are electrically connected with the first controller are arranged on the shell. The detection state is displayed through the display, and the keys can be used for the user to carry out relevant settings.
Drawings
FIG. 1 is a structural front view of an embodiment of an intelligent interlocking security alarm device based on the Internet of things;
fig. 2 is a front view of a sensor cover in an embodiment of the intelligent linkage safety alarm device based on the internet of things.
Detailed Description
The following is further detailed by way of specific embodiments:
the reference numbers in the drawings of the specification include: the device comprises a shell 1, a display 2, a key 3, a warning lamp 4, a loudspeaker 5, a sensor cover 6, a vertical through hole 7 and a shutter through hole 8.
As shown in fig. 1 and 2, the intelligent linkage safety alarm device based on the internet of things comprises the following steps:
the intelligent linkage safety alarm device based on the Internet of things comprises a shell 1, a gas concentration sensor, a first controller, a gas electromagnetic main valve, an alarm, a first wireless communication module, a display 2, a key 3 and a time delay module; the gas detection control device further comprises a shell 1, a circuit board is arranged in the shell 1, the first controller, the first wireless communication module, the alarm and the time delay module are all arranged on the circuit board and electrically connected through a PCB circuit on the circuit board, a sensor mounting hole is formed in the shell 1, and the gas concentration sensor is inserted into the mounting hole. Be equipped with annular arch around the mounting hole on the casing 1, be equipped with the screw thread on the annular arch, still be equipped with sensor cover 6, sensor cover 6 passes through the screw thread to be connected with annular arch, and then installs on casing 1, is equipped with the through-hole on the sensor cover 6. The through holes comprise a vertical through hole 7 and a shutter through hole 8, the vertical through hole 7 and the shutter through hole 8 are respectively arranged on two sides of the sensor cover 6, the vertical through hole 7 is vertical to the tangent plane of the surface of the sensor cover 6, and the shutter through hole 8 is parallel to the tangent plane of the surface of the sensor cover 6. The louver through-holes 8 are parallel to the surface of the sensor cover 6, and dust and the like in the vertical direction can be prevented from falling. Through rotatory sensor cover 6, adjust the position of perpendicular through-hole 7 and shutter through-hole 8 to adapt to different mounting means, during the specific use, can rotate one side of shutter through-hole 8 upwards, and then avoid the dust of top to drop into inside sensor cover 6.
The first controller is electrically connected with the first wireless communication module, the gas concentration sensor, the gas electromagnetic main valve, the alarm, the display 2, the key 3 and the delay module, the first controller is used for detecting whether gas leaks through the gas concentration sensor, the first controller is used for controlling the delay module to be started when the gas leaks are detected, the first controller is used for controlling the delay module to be closed when the gas leaks, the delay module sends an ending signal to the first controller after the delay is ended, the first controller is used for controlling the alarm and controlling the gas electromagnetic main valve to close gas supply after the ending signal is received, and the first controller is further used for sending an alarm signal through the first wireless communication module after the ending signal is received. The shell 1 is also provided with a display 2 and a key 3 which are electrically connected with the first controller. The display 2 displays the detection state, and the key 3 can be used for the user to perform relevant settings.
The first controller can be singlechip or PLC, in this embodiment, adopt STM32 series singlechip, specifically be STM32H7 high performance series singlechip, gas concentration sensor adopts MQ-4 natural gas sensor, it is voltage type sensor, can convert natural gas concentration into voltage output, in this embodiment, because STM32 series singlechip is from taking AD converting circuit, consequently, directly connect the input of first controller with gas concentration sensor's output, carry out AD conversion by the singlechip, realize converting analog signal into digital signal, and judge whether there is the gas to leak according to the numerical value that corresponds, in this embodiment, judge that the natural gas concentration that the gas leaked is 0.5% volume ratio, it is 10% LEL to correspond, when the volume ratio that first controller detected natural gas concentration is greater than 0.5%, think that the gas leaked promptly. In another embodiment of this application, the output of gas concentration sensor is connected with voltage comparator, and voltage comparator's reference voltage is the corresponding gas concentration sensor's of 0.5% volume ratio voltage value, and when gas concentration was less than 0.5%, voltage comparator output low level, otherwise output high level, the controller judges whether there is the gas leakage according to level signal. The delay module can be realized by adopting a built-in timer of the single chip microcomputer, and can also realize a delay function by adopting a 555 chip and an external circuit thereof. In this embodiment, gas solenoid valve is current gas solenoid valve promptly, and it sets up on the service pipe way of gas for cut off whole indoor gas altogether, and its control end is connected with the output electricity of first controller, and the siren includes loudspeaker 5 and warning light 4, and in this embodiment, warning light 4 is red LED lamp. The display 2 is an OLED display, the key 3 is a micro-touch switch, and the controller controls the OLED display to display data detected by the sensor. The gas detection device also comprises a battery which is used for supplying power to the gas detection device. The battery is preferably a lithium battery, so that the device can be prevented from being influenced by power failure and the like.
In this embodiment, still include smoke ventilator control switch, intelligent entrance guard and power switch, smoke ventilator control switch is used for controlling smoke ventilator's switching, and first controller is connected with smoke ventilator control switch electricity, and first controller still is used for controlling smoke ventilator control switch and opens smoke ventilator after receiving the end signal. In this embodiment, smoke ventilator control switch, power supply switch are the relay, and their control end is connected with the controller output, are used for controlling smoke ventilator's power supply and the power supply of whole indoor commercial power respectively. In this embodiment, only after detecting that gas concentration exceeds the default, just control power supply switch and close indoor commercial power supply, it is specific, when gas concentration exceeds 1%, namely when 20% LEL, first controller control power supply switch closes indoor commercial power supply, in this embodiment, still adopt the singlechip to carry out sensor data reading and comparison, in other embodiments of this application, also can adopt the mode of voltage comparator to realize, voltage comparator's reference voltage is the voltage that 1% volume ratio corresponds in addition, after detecting concentration too big, send high level signal to the controller, controller control relay action.
The intelligent access control system comprises a second controller, a second wireless communication module and an electronic lock, wherein the second controller is electrically connected with the second wireless communication module and the electronic lock, and the second controller is used for receiving an alarm signal sent by the first controller through the second wireless communication module and controlling the electronic lock to be unlocked. First wireless communication module and second wireless communication module all adopt the wiFi module, some intelligent thing networking entrance guards that intelligent entrance guard can adopt to have now, such as millet intelligent entrance guard etc, they can pass through wiFi access network usually, so can send the instruction of opening entrance guard with the mode of network message through first controller, in this embodiment, the second controller also adopts STM32 series singlechip, the electronic lock adopts current entrance guard electronic lock, generally include the jam plate of an electro-magnet and an iron, the second controller is through the electrically conductive switching that whether controls entrance guard of control electro-magnet.
The above are merely examples of the present invention, and the present invention is not limited to the field related to this embodiment, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art can know all the common technical knowledge in the technical field before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the scheme, and some typical known structures or known methods should not become barriers to the implementation of the present invention by those skilled in the art in light of the teaching provided in the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. Intelligent linkage safety alarm device based on thing networking, its characterized in that: the method comprises the following steps:
the fuel gas detection device comprises a fuel gas concentration sensor, a first controller, a fuel gas electromagnetic main valve, an alarm and a time delay module; the first controller is electrically connected with the gas concentration sensor, the gas electromagnetic main valve, the alarm and the delay module, the first controller is used for detecting whether gas leaks through the gas concentration sensor, the first controller is used for controlling the delay module to be started when the gas leaks are detected, the first controller is used for controlling the delay module to be closed when the gas leaks, an end signal is sent to the first controller after the delay of the delay module is ended, and the first controller is used for controlling the alarm to give an alarm and controlling the gas electromagnetic main valve to close gas supply after the end signal is received;
the range hood control switch is used for controlling the opening and closing of the range hood, the first controller is electrically connected with the range hood control switch, and the first controller is further used for controlling the range hood control switch to open the range hood after receiving the end signal.
2. The intelligent linkage safety alarm device based on the internet of things of claim 1, characterized in that: the gas detection device also comprises a first wireless communication module, the first controller is electrically connected with the first wireless communication module, and the first controller is also used for sending an alarm signal through the first wireless communication module after receiving the end signal; still include intelligent entrance guard, intelligent entrance guard includes second controller, second wireless communication module and electronic lock, the second controller is connected with second wireless communication module, electronic lock electricity, the second controller is used for receiving the alarm signal that first controller sent and control the electronic lock unblock through second wireless communication module.
3. The intelligent linkage safety alarm device based on the internet of things as claimed in claim 2, wherein: still include the power supply switch, the power supply switch is used for the power supply switching of control room commercial power, power supply switch and first controller signal connection, first controller still is used for controlling power supply switch and closes indoor commercial power supply after detecting that gas concentration surpasss the default.
4. The intelligent linkage safety alarm device based on the internet of things of claim 3, characterized in that: the gas detection device also comprises a battery, and the battery is used for supplying power to the gas detection device.
5. The intelligent linkage safety alarm device based on the Internet of things of claim 4, wherein: the alarm comprises a warning lamp and a horn.
6. The intelligent linkage safety alarm device based on the internet of things of claim 1, characterized in that: the gas detection control device further comprises a shell, the first controller, the first wireless communication module, the alarm and the time delay module are all arranged in the shell, a sensor mounting hole is formed in the shell, and the gas concentration sensor is arranged in the mounting hole.
7. The intelligent linkage safety alarm device based on the internet of things of claim 6, wherein: the casing is equipped with the annular arch around the mounting hole, be equipped with the screw thread on the annular arch, still be equipped with the sensor cover, the sensor cover passes through threaded connection and installs on the casing, be equipped with the through-hole on the sensor cover.
8. The intelligent linkage safety alarm device based on the internet of things of claim 7, wherein: the through holes comprise vertical through holes and shutter through holes, the vertical through holes are perpendicular to the tangent plane of the surface of the sensor cover, and the shutter through holes are parallel to the tangent plane of the surface of the sensor cover.
9. The intelligent linkage safety alarm device based on the internet of things of claim 8, wherein: the vertical through hole and the shutter through hole are respectively arranged on two sides of the sensor cover.
10. The intelligent linkage safety alarm device based on the internet of things of claim 6, wherein: and the shell is also provided with a display and a key which are electrically connected with the first controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921144520.4U CN210181774U (en) | 2019-07-19 | 2019-07-19 | Intelligent linkage safety alarm device based on Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921144520.4U CN210181774U (en) | 2019-07-19 | 2019-07-19 | Intelligent linkage safety alarm device based on Internet of things |
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| Publication Number | Publication Date |
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| CN210181774U true CN210181774U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921144520.4U Expired - Fee Related CN210181774U (en) | 2019-07-19 | 2019-07-19 | Intelligent linkage safety alarm device based on Internet of things |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114495440A (en) * | 2021-12-28 | 2022-05-13 | 盐城市大丰燃气设备有限公司 | Gas safety detection method and system |
-
2019
- 2019-07-19 CN CN201921144520.4U patent/CN210181774U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114495440A (en) * | 2021-12-28 | 2022-05-13 | 盐城市大丰燃气设备有限公司 | Gas safety detection method and system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 Termination date: 20210719 |
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| CF01 | Termination of patent right due to non-payment of annual fee |