CN203786873U - A household water and air leakage detection device - Google Patents

Abstract

The utility model discloses a household water leakage and gas leakage detection device, which is composed of a monitoring host machine, a first control branch machine and a second control branch machine. Wireless communication is adopted between the monitoring host machine and the first control branch machine and between the monitoring host machine and the second control branch machine. The first control branch machine and the second control branch machine have fixed IDs. The monitoring host machine acquires water leakage and gas leakage information at mounting positions and an accident type can be timely analyzed and determined whether to be a water leakage accident, or a gas leakage accident or two accidents at happening at the same time, a corresponding warning short message is sent to a mobile phone number with a default value according to the determined accident type, control commands including control branch machine ID information are sent to the first control branch machine and the second control branch machine, the first control branch machine and the second control branch machine receive the control commands from the monitoring host machine, the ID information in the control command can be compared with the ID of the branch machine, and after the ID is determined, corresponding water cut-off and electricity cut-off control and voice warning function are implemented. The device can meet timely household water leakage and gas leakage accident detection demands by an ordinary family, and loss of life and property caused to people due to water leakage and gas leakage accidents can be reduced maximally.

Description

A household water and air leakage detection device

technical field

The utility model belongs to the field of household environment detection, in particular to a household water and air leakage detection device. the

Background technique

Tap water and natural gas are closely related to people's daily life and are two basic elements to maintain the normal life of residents and families. In real life, home water leakage and air leakage accidents caused by various reasons happen from time to time. Water leakage in the home will damage the indoor floor, furniture, etc. due to water ingress. If the water leakage is too large, it may bring disaster to the surrounding neighbors , thus bringing a lot of inconvenience to the lives of residents, and may even cause serious economic losses; after the gas leaks, if the gas cannot be ventilated and exhausted in time, the leaked gas will slowly accumulate indoors, and when it reaches a certain concentration, it will cause Indoor personnel will damage the nervous system due to lack of oxygen, causing respiratory paralysis, coma, and even death. What's more serious is that when the gas leakage is large, the mixture of the leaked gas and air reaches the limit of explosion, and an explosion will occur when it encounters an open flame. It will cause serious personal injury and huge property damage. the

Utility model content

The purpose of this utility model is to provide a household water and air leakage detection device, which can detect water and air leakage accidents in the home in time, and can automatically cut off the water source and power supply in the home when the water and air leakage accident occurs, so as to prevent the impact of the accident Further expansion, voice alarm and GSM short message alarm are implemented at the same time. This device can effectively reduce the loss of life and property caused to the people due to water and air leakage in the living room. the

The technical solution adopted in the utility model is: a household water and air leakage detection device, including a monitoring host, a control extension 1, and a control extension 2, the control extension 1 and the control extension 2 both have fixed IDs, the monitoring host and the control extension 1, Wireless communication is adopted between the two control extensions; the monitoring host includes microcontroller one, a water leakage detection module, a gas leakage detection module and a setting module respectively connected to the microcontroller one input end, the GSM module and the microcontroller one output terminal Connected, the wireless communication module one is connected with the I/O port of the microcontroller one, and the power supply one is connected with the power supply input terminals of the power consumption units in the monitoring host respectively; the control extension one includes the microcontroller two, and the microcontroller two The wireless communication module 2 connected to the I/O port of the 2 is connected to the output terminal of the microcontroller 2 respectively to the solenoid valve module and the voice module 1, and the power supply 2 is connected to the power input terminals of each power consumption unit in the control extension 1 respectively; The control extension two includes a microcontroller three, a wireless communication module three connected to the I/O port of the microcontroller three, a power switch module and a voice module two connected to the output of the microcontroller three respectively, and a power supply three They are respectively connected to the power input ends of the power consumption units in the second control extension. the

The beneficial effects of the utility model are:

1. The utility model has both tap water leakage and natural gas leakage detection functions, and can automatically cut off the water source and power supply when a water leakage accident occurs, which can effectively prevent the further expansion of the impact of the water leakage accident. the

2. The utility model has voice alarm and GSM short message alarm functions at the same time, and can remind users to take measures in time when water leakage accidents occur, so as to reduce property and economic losses caused by water leakage accidents to residents’ family life as much as possible. the

3. In the utility model, wireless communication is adopted between the monitoring host and each control extension, no secondary wiring is required, and the installation and use are convenient. the

4. The utility model has perfect functions, stable performance, good use effect, and is convenient for popularization and use. the

In summary, the utility model has complete functions, stable performance, and is easy to install and use. It can meet the needs of ordinary families for timely detection of water and air leakage accidents in the living room, and minimize the economic and property losses caused by water and air leakage accidents to the people. the

The technical solutions of the present utility model will be further described in detail through the drawings and embodiments below. the

Description of drawings

Fig. 1 is the block diagram of circuit principle of the utility model. the

Explanation of reference signs:

In the figure, 1 monitoring host, 1-1 water leakage detection module, 1-2 gas leakage detection module, 1-3 microcontroller 1, 1-4 setting module, 1-5GSM module, 1-6 wireless communication module 1, 1 -7 power supply one; 2 control extension one, 2-1 wireless communication module two, 2-2 microcontroller two, 2-3 solenoid valve module, 2-4 voice module one, 2-5 power supply two; 3 control extension two , 3-1 wireless communication module three, 3-2 microcontroller three, 3-3 power switch module, 3-4 voice module two, 3-5 power supply three. the

Detailed ways

As shown in Figure 1, a household water and air leakage detection device is composed of a monitoring host, control extension 1, and control extension 2. Both control extension 1 and control extension 2 have fixed IDs, and the monitoring host and control extension 1 and control extension 2 wireless communication between them. The water leakage detection module 1-1 and the gas leakage detection module 1-2 in the monitoring host (1) are respectively used to collect water leakage and air leakage information in the living room, and can convert the water leakage and air leakage information into digital output, and the water leakage The detection module 1-1 and the gas leakage detection module 1-2 are respectively connected to the input terminals of the microcontroller one 1-3, the setting module 1-4 is connected to the input terminals of the microcontroller one 1-3, and the GSM module 1-5 It is connected with the output terminal of microcontroller one 1-3, the wireless communication module one 1-6 is connected with the I/O port of microcontroller one 1-3, the power supply module one 1-7 is respectively connected with the water leakage detection module 1-1, the gas Leakage detection module 1-2, microcontroller one 1-3, GSM module 1-5, and wireless communication module one 1-6 are connected to each other to provide working power for the above modules; wireless communication in control extension one (2) Module 2 2-1 is connected to the I/O port of microcontroller 2 2-2, the solenoid valve module 2-3 is connected to the output end of microcontroller 2 2-2, voice module 1 2-4 is connected to microcontroller 2 The output terminals of 2-2 are connected, and the power supply two 2-5 is connected with the power supply input terminals of wireless communication module two 2-1, microcontroller two 2-2, and voice module one 2-4 respectively, so as to provide working power for the above-mentioned modules; In the control extension two (3), the wireless communication module three 3-1 is connected with the I/O port of the microcontroller three 3-2, the power switch module 3-3 is connected with the output end of the microcontroller three 3-2, and the voice module Two 3-4 are connected with the output terminal of the microcontroller three 3-2, and the power supply three 3-5 are respectively connected with the power input terminals of the wireless communication module three 3-1, the microcontroller three 3-2, and the voice module two 3-4 Connected to provide working power for the above modules;

In this embodiment, the water leakage detection module 1-1 is composed of an electrode sensor, a signal amplification circuit, and an AD conversion circuit, and directly outputs the water leakage detection result in a digital manner; the gas leakage detection module 1-2 is composed of a methane detection sensor, It is composed of a signal conditioning circuit and an AD conversion circuit, and directly outputs the gas leakage detection results in a digital manner; the microcontroller one 1-3, microcontroller two 2-2, and microcontroller three 3-2 are all 8-bit low Power consumption single-chip microcomputer; said setting module 1-4 is a 4*4 keyboard; said GSM module 1-5 is a 2G/3G compatible GSM communication module; said wireless communication module one 1-6, wireless communication module two 2-1 , wireless communication module three 3-1 are 2.4G wireless radio frequency communication module; Include electromagnetic valve driving circuit and electromagnetic valve in the described solenoid valve module 2-3; Include relay driving circuit and relay in the described power switch module 3-3 Switch; in described voice module one 2-4, voice module two 3-4, all comprise digital voice recording and playback chip and the voice amplifier circuit connected with it, described power supply one 1-7, power supply two 2-5, power supply Two 3-5 are battery packs composed of 3 1.5V AA batteries connected in series. the

When in use, the monitoring main unit (1) is installed in the place where water and air leakage accidents are likely to occur in the home, and the control extension one (2) is installed at the tap water inlet interface, and the solenoid valve in the solenoid valve module 2-3 is connected to the Into the household pipeline of tap water, the control extension two (3) is installed in the outdoor power supply household line interface, and the household power supply line is connected with the relay switch in the power switch module 3-3. The monitoring host (1) utilizes the water leakage detection module 1-1 and the gas leakage detection module 1-2 to collect the water leakage and gas leakage information at the location, and sends the detection results to the microcontroller 1-3 in digital quantity, and the microcontroller 1-3 The device 1-3 completes the data analysis, and confirms whether there is a water leakage accident or an air leakage accident or two accidents occur simultaneously. Set the mobile phone number to send the corresponding alarm message, and the mobile phone number is set by the user through the setting module 1-4, and at the same time, the control command is sent to the control extension one (2) and the control extension two (3) through the wireless communication module one 1-6. Composed of guide character, control extension ID and control word, control extension 1 (2) and control extension 2 (3) respectively receive control from the monitoring host (1) through wireless communication module 2 2-1 and wireless communication module 3 3-1 order, the microcontroller two 2-2, microcontroller three 3-2 analysis that the control command that will receive is sent to simultaneously, when the microcontroller two 2-2 analysis control command in the control extension one (2) When the control extension ID field contains the local ID, it is confirmed that there is a water leakage accident in the room, and the microcontroller two 2-2 sends a control signal to close the solenoid valve in the solenoid valve module 2-3, cut off the water source, prevent the expansion of the water leakage accident, and control the voice at the same time Module one 2-4 implements water leakage voice alarm; When the microcontroller three 3-2 in the control extension two (3) analyzes the control extension ID field in the control command to include this machine ID, it is confirmed that there is a gas leakage accident in the room, and the microcontroller Device three 3-2 sends a control signal to disconnect the relay switch in the power switch module 3-3, cut off the indoor power supply, prevent the occurrence of gas explosion accidents caused by the user turning on the electrical equipment, and simultaneously control the voice module two 3-4 to implement Gas leakage voice alarm. the

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any simple modifications, changes and equivalent structural transformations made to the above embodiments according to the technical essence of the present utility model still belong to Within the scope of protection of the technical solution of the utility model. the

Claims (2)

1. A household water and air leakage detection device, characterized in that it comprises a monitoring host, a control extension one, and a control extension two, the control extension one and the control extension two all have fixed IDs, and the monitoring host, the control extension one, and the control extension two Wireless communication is adopted between; the monitoring host (1) includes a microcontroller one (1-3), a water leakage detection module (1-1) connected to the input end of the microcontroller one (1-3) respectively, a gas leakage detection Module (1-2) and setting module (1-4), GSM module (1-5) is connected with the output terminal of microcontroller one (1-3), wireless communication module one (1-6) and microcontroller one The I/O ports of (1-3) are connected, and the power supply one (1-7) is connected with the power supply input end of each power consumption unit in the monitoring host computer (1) respectively; (2-2), the wireless communication module two (2-1) that links to each other with the I/O mouth of microcontroller two (2-2), the electromagnetic that links to each other with the output end of microcontroller two (2-2) Valve module (2-3) and voice module one (2-4), power supply two (2-5) are connected with the power supply input end of each power consumption unit in control extension one (2) respectively; Described control extension two ( 3) include microcontroller three (3-2), wireless communication module three (3-1) connected to the I/O port of microcontroller three (3-2), and microcontroller three (3-2) ) are connected to the power switch module (3-3) and voice module two (3-4) respectively, and the power supply three (3-5) are respectively connected to the power input terminals of each power consumption unit in the control extension two (3) . the 2. A kind of household water and air leakage detection device according to claim 1, characterized in that: the water leakage detection module (1-1) is composed of electrode sensors, signal amplifier circuits, and AD conversion circuits, directly digitally Output water leakage detection results; the gas leakage detection module (1-2) is composed of a methane detection sensor, a signal conditioning circuit, and an AD conversion circuit, and directly outputs the gas leakage detection results in a digital manner; the microcontroller one (1 -3), microcontroller two (2-2), microcontroller three (3-2) are 8 low-power single-chip microcomputers; the described setting module (1-4) is a 4*4 keyboard; the GSM The module (1-5) is a 2G/3G compatible GSM communication module; the wireless communication module one (1-6), the wireless communication module two (2-1), and the wireless communication module three (3-1) are all 2.4G Wireless radio frequency communication module; In the described electromagnetic valve module (2-3), comprise electromagnetic valve driving circuit and electromagnetic valve; In the described power switch module (3-3), comprise relay driving circuit and relay switch; Described voice module one ( 2-4), voice module two (3-4) all comprise digital voice recording and playback chip and the voice amplifier circuit connected with it; Described power supply one (1-7), power supply two (2-5), power supply Two (3-5) are battery packs composed of 3 1.5V AA batteries connected in series. the