CN114338729A - Internet of things technology-based three-switch one-switch supervision device and method - Google Patents

Abstract

The invention discloses a three-off and one-off monitoring device and method based on the Internet of Things technology, including a gas valve acquisition device, a water valve acquisition device, a door acquisition device, a power module, a gateway and a cloud server. The gas valve acquisition device, The water valve collection device, door collection device, gateway and cloud server are all connected to the power module, the gas valve collection device is connected to the gateway, the water valve collection device is connected to the gateway, the water valve collection device is connected to the gateway, and the cloud server is connected to the gateway; the gateway includes LORA receiver module, optocoupler relay module, low voltage conversion module, 485 acquisition module and 4G module, 4G module is connected with 485 acquisition module, 485 acquisition module is connected with low voltage conversion module, LORA receiver module is connected with low voltage conversion module, LORA The receiving module is connected with the 485 acquisition module, and the optocoupler relay is connected with the low-voltage conversion module.

Description

A three-off and one-off monitoring device and method based on Internet of Things technology

technical field

The invention relates to the technical field of the Internet of Things, in particular to a three-off and one-off supervision device and method based on the Internet of Things technology.

Background technique

In the daily property management of commercial complexes, there is a special inspection for the hidden fire safety hazards of catering shops: three closings and one closing. This inspection stipulates that the gas, water, electricity, and doors of catering shops are turned off every day before the store is closed. The administrators of the property management department and the operation department who are on duty on the day will conduct door-to-door inspections, and the general manager on duty on that day will be responsible for random inspections. After investigating the relevant personnel of a number of large-scale commercial complexes, we found that there are the following problems in the inspection flow:

1. During the actual inspection, it is not possible to accurately know the actual implementation of the three closings and one closing of the catering shops;

2. It takes a lot of manpower and time to perform daily inspections.

In the prior art, the state monitoring method of water is to install a solenoid valve on the valve, and send signals through 485 wired (individual wireless mode); the state monitoring method of the door is to install a door magnetic sensor on the door, and send signals through NB or other wireless; There are no specific sensors or methods for condition monitoring, and no monitoring and management systems.

The existing monitoring methods have the following problems:

1. The collection point has no conditions to provide active power supply;

2. The wiring of the wired collection point is difficult or impossible to achieve;

3. The network signal of the wireless collection point is unstable;

4. The data protocols and communication methods of different collection points are not unified, which increases management costs and maintenance costs;

5. There is no special collection scheme for electricity.

SUMMARY OF THE INVENTION

In order to solve the above problems, the present invention provides a three-off and one-off monitoring device and method based on the Internet of Things technology. The collectors all adopt the wireless low-power consumption scheme, which solves the problems of power supply and wiring; the relay module solves the problem of collecting points The problem of unstable wireless signal; the optocoupler relay solves the collection of electrical signals without adding sensors, which reduces the cost; the information of the collector is uploaded to the cloud server through 4G, and through the supervision software platform, it is possible to view the three closed and one closed restaurants in real time. To ensure the accuracy of management; through the supervision software platform, the management process is connected in series, which improves the efficiency and reduces the management cost.

A three-off and one-off monitoring device based on the Internet of Things technology in the present invention includes a gas valve acquisition device, a water valve acquisition device, a door acquisition device, a power module, a gateway and a cloud server. The power module is connected to the gateway, so The gas valve collection device is connected to the gateway, the water valve collection device is connected to the gateway, the collection device is connected to the gateway, and the cloud server is connected to the gateway; the gateway includes a LORA receiving module, an optocoupler relay module, a low Voltage conversion module, 485 acquisition module and 4G module, the 4G module is connected with the 485 acquisition module, the 485 acquisition module is connected with the low voltage conversion module, the LORA receiving module is connected with the low voltage conversion module, the LORA receiving module It is connected with the 485 acquisition module, and the optocoupler relay is connected with the low-voltage conversion module.

In the above solution, the gas valve acquisition device includes a first door magnetic device, a first LORA sending module, a first antenna module and a first LORA relay module, and the first door magnetic device is connected to the first LORA sending module, The first LORA sending module is connected with the first antenna module, the first antenna module is connected with the LORA receiving module, the first LORA sending module is connected with the LORA receiving module, and the first LORA relay module is connected with the first LORA receiving module. Door sensor connection.

In the above scheme, the water valve collecting device includes a second door magnetic device, a second LORA sending module, a second antenna module and a second LORA relay module, and the second door magnetic device is connected with the second LORA sending module, The second LORA sending module is connected with the first antenna module, the second antenna module is connected with the LORA receiving module, the second LORA sending module is connected with the LORA receiving module, and the second LORA relay module is connected with the second LORA receiving module. Door sensor connection.

In the above scheme, the door acquisition device includes a third door magnetic device, a third LORA sending module, a third antenna module and a third LORA relay module, and the third door magnetic device is connected with the third LORA sending module, so The 3rd LORA sending module is connected with the 3rd antenna module, the 3rd antenna module is connected with the LORA receiving module, the 3rd LORA sending module is connected with the LORA receiving module, the 3rd LORA relay module is connected with the 3rd gate Magnetic device connection.

In the above solution, it is characterized in that the first door magnetic device, the second door magnetic device and the third door magnetic device are all provided with electric air switches, and the optocoupler relay module is connected with the electric air switches.

A method for a three-off and one-off monitoring device based on the Internet of Things technology, comprising the following steps:

Step S1: the gas valve collection device collects the opening and closing conditions of the gas valve, the water valve collecting device collects the opening and closing conditions of the water valve, and the door collecting device collects the opening and closing conditions of the door;

Step S2: the gas valve collection device, the water valve collection device, and the door collection device convert the collected switching conditions into digital quantities and send them to the LORA receiving module of the gateway;

Step S3: the optocoupler relay module converts the switching signals of the gas valve acquisition device, the water valve acquisition device, and the door acquisition device into low voltage, and converts them into digital signals through the low voltage conversion module;

Step S4: the 485 acquisition module summarizes the quantity signals of the LORA receiving module and the low-voltage conversion module and sends them to the 4G module;

Step S5 : upload the digital signal aggregated by the 485 acquisition module to the cloud server by means of 4G.

The advantages and beneficial effects of the present invention are as follows: the three-off and one-off monitoring device and method based on the Internet of Things technology provided by the present invention all adopt the wireless low-power consumption scheme, which solves the problems of power supply and wiring; the relay module solves the problem of The problem of unstable wireless signal at the collection point is solved; the optocoupler relay solves the collection of electrical signals without adding sensors, which reduces the cost; the information of the collector is uploaded to the cloud server through 4G, and through the supervision software platform, the three levels of catering shops can be viewed in real time. One closed situation, to ensure the accuracy of management; through the supervision software platform, the management process is connected in series to improve efficiency and reduce management costs.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

FIG. 1 is a system block diagram of the present invention.

Figure 2 is a flow chart of the present invention.

In the figure: 1. Gas valve acquisition device 11, first door magnetic device 12, first LORA sending module

13. The first antenna module 14. The first LORA relay module

2. Water valve acquisition device 21, second door magnetic device 22, second LORA sending module

23. The second antenna module 24. The second LORA relay module

3. Door acquisition device 31, third door magnetic device 32, third LORA sending module

33. The third antenna module 34. The third LORA relay module

4. Power module 5. Cloud server

6. Gateway 61, LORA receiving module 62, optocoupler relay module

63, low voltage conversion module 64, 485 acquisition module 65, 4G module

Detailed ways

The specific embodiments of the present invention will be further described below with reference to the accompanying drawings and embodiments. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.

As shown in Figure 1, the present invention is a three-off and one-off supervision device based on the Internet of Things technology, including:

The gas valve collection device 1 is connected to the gateway 6, and is used to transmit the collected information on the opening and closing of the gas valve to the gateway 6;

The water valve collection device 2 is connected to the gateway 6, and is used for transmitting the collected information on the opening and closing of the water valve to the gateway 6;

The door collection device 3 is connected to the gateway 6, and is used for transmitting the collected information on the opening and closing of the door to the gateway 6;

The power module 4 is connected to the gateway 6 and is used to supply power to the gateway 6;

The cloud server 5 is connected to the gateway 6, and is also connected to the software platform to monitor information in real time through the software platform;

The gateway 6 is used to preprocess the received information and send it to the cloud server 5;

Further, the gateway 6 includes:

The LORA receiving module 61 is connected to the low voltage conversion module 63 and is connected to the 485 acquisition module 64, and is used to receive the digital signals of the gas valve acquisition device 1, the water valve acquisition device 2, and the door acquisition device 3;

The optocoupler relay module 62 is connected to the low-voltage conversion module 63, and is used for connecting to the electric air switch and converting the low-voltage;

The low-voltage conversion module 63 is connected to the 485 acquisition module 64, and is used for accessing the low-voltage and converting digital signals;

The 485 acquisition module 64 is connected to the 4G module 65 and is used for summarizing the digital signals of the LORA receiving module 61 and the low voltage conversion module 63 through 485;

The 4G module 65 is connected to the 485 acquisition module 64, and is used for uploading the digital signal collected by the 485 acquisition module 64 to the cloud server 5 through 4G.

Specifically, the gas valve collection device 1 includes a first door magnetic device 11 , a first LORA sending module 12 , a first antenna module 13 and a first LORA relay module 14 , the first door magnetic device 11 and the first LORA sending module 12 connection, the first LORA sending module 12 is connected with the first antenna module 13, the first antenna module 13 is connected with the LORA receiving module 61, the first LORA sending module 12 is connected with the LORA receiving module 61, the first LORA relay module 14 is connected with the LORA receiving module 61 A door magnetic device 11 is connected; wherein, the first door magnetic device 11 is used to collect the switching condition of the gas valve and convert it into a digital quantity, the first LORA sending module 12 is used to send the digital quantity to the LORA receiving module 61 of the gateway 6, An antenna module 13 is used to enhance the signal reception of the LORA receiving module 61, and the first LORA relay module 14 is used to add a relay module to connect in series when the distance between the sensor and the collector is too long or the environment affects the signal transmission. boost the signal.

The water valve collection device 2 includes a second door magnetic device 21, a second LORA sending module 22, a second antenna module 23 and a second LORA relay module 24. The second door magnetic device 21 is connected to the second LORA sending module 22, and the second door magnetic device 21 is connected to the second LORA sending module 22. The second LORA sending module 22 is connected with the first antenna module 13, the second antenna module 23 is connected with the LORA receiving module 61, the second LORA sending module 22 is connected with the LORA receiving module 61, and the second LORA relay module 24 is connected with the second door sensor The device 21 is connected; wherein, the second door magnetic device 21 is used to collect the switching situation of the gas valve and convert it into a digital quantity, the second LORA sending module 22 is used to send the digital quantity to the LORA receiving module 61 of the gateway 6, and the second antenna module 23 is used to enhance the signal reception of the LORA receiving module 61, and the second LORA relay module 24 is used to increase the signal transmission if the distance between the sensor and the collector is too long or the environment affects the signal transmission.

The door acquisition device 3 includes a third door magnetic device 31, a third LORA sending module 32, a third antenna module 33 and a third LORA relay module 34, the third door magnetic device 31 is connected with the third LORA sending module 32, and the third The LORA sending module 32 is connected with the third antenna module 33, the third antenna module 33 is connected with the LORA receiving module 61, the third LORA sending module 32 is connected with the LORA receiving module 61, and the third LORA relay module 34 is connected with the third door magnetic device 31 is connected; wherein, the third door magnetic device 31 is used to collect the switch situation of the gas valve and convert it into a digital quantity, the third LORA sending module 32 is used to send the digital quantity to the LORA receiving module 61 of the gateway 6, and the third antenna module 33 It is used to enhance the signal reception of the LORA receiving module 61, and the third LORA relay module 34 is used when the distance between the sensor and the collector is too long or the environment affects the signal transmission, a repeater module can be added to connect in series to enhance the signal.

Preferably, the first door magnetic device 11, the second door magnetic device 21 and the third door magnetic device 31 are all provided with an electric air switch, the optocoupler relay module 62 is connected to the electric air switch, and the electric air switch is converted by an optocoupler relay Digital access gateway 6.

As shown in Figure 2, a method for a three-off and one-off supervision device based on the Internet of Things technology includes the following steps:

Step S1: the gas valve collection device 1 collects the opening and closing of the gas valve, the water valve collecting device 2 collects the opening and closing of the water valve, and the door collecting device 3 collects the opening and closing of the door;

Step S2: the gas valve collection device 1, the water valve collection device 2, and the door collection device 3 convert the collected switching conditions into digital quantities and send them to the LORA receiving module 61 of the gateway 6;

Step S3: the optocoupler relay module 62 converts the switching signals of the gas valve acquisition device 1, the water valve acquisition device 2, and the door acquisition device 3 into low voltages, and converts them into digital signals through the low voltage conversion module 63;

Step S4: the 485 acquisition module 64 summarizes the quantity signals of the LORA receiving module 61 and the low voltage conversion module 63 and sends them to the 4G module 65;

Step S5 : upload the digital signal collected by the 485 acquisition module 64 to the cloud server 5 by means of 4G.

The cloud server 5 is connected to the software platform, and is supervised through the software platform to check the situation of three closures and one closure at any time, which can improve efficiency and reduce management costs.

Advantages of the present invention:

1. The gas valve acquisition device 1, the water valve acquisition device 2 and the door acquisition device 3 in the present invention all adopt the wireless low power consumption scheme, which solves the problems of power supply and wiring;

2. Equipped with LORA relay module to solve the problem of unstable wireless signal at the collection point;

3. The optocoupler relay solves the problem of collecting electrical signals without adding sensors, which reduces the cost;

4. The information collected by the collector device is uploaded to the cloud server 5 through 4G. Through the supervision software platform, the situation of the three closures and one closure of the catering shops can be checked in real time to ensure the accuracy of management;

5. Through the supervision software platform, the management process is connected in series to improve efficiency and reduce management costs.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (6)

1. A three-off and one-off supervisory device based on Internet of Things technology, characterized in that it comprises a gas valve acquisition device, a water valve acquisition device, a door acquisition device, a power supply module, a gateway and a cloud server, and the power supply module is connected to the gateway , the gas valve collection device is connected to the gateway, the water valve collection device is connected to the gateway, the collection device is connected to the gateway, and the cloud server is connected to the gateway; the gateway includes a LORA receiving module, an optocoupler relay module , low voltage conversion module, 485 acquisition module and 4G module, the 4G module is connected with the 485 acquisition module, the 485 acquisition module is connected with the low voltage conversion module, the LORA receiving module is connected with the low voltage conversion module, the LORA The receiving module is connected with the 485 acquisition module, and the optocoupler relay is connected with the low-voltage conversion module. 2. The three-off and one-off monitoring device based on Internet of Things technology according to claim 1, wherein the gas valve acquisition device comprises a first door magnetic device, a first LORA sending module, a first antenna module and a first A LORA relay module, the first door magnetic device is connected to the first LORA module, the first LORA sending module is connected to the first antenna module, the first antenna module is connected to the LORA receiving module, the first The LORA sending module is connected with the LORA receiving module, and the first LORA relay module is connected with the first door magnetic device. 3. The three-off and one-off monitoring device based on the Internet of Things technology according to claim 2, wherein the water valve collection device comprises a second door magnetic device, a second LORA sending module, a second antenna module and a second door sensor. Two LORA relay modules, the second door magnetic device is connected to the second LORA module, the second LORA sending module is connected to the first antenna module, the second antenna module is connected to the LORA receiving module, the second The LORA sending module is connected with the LORA receiving module, and the second LORA relay module is connected with the second door magnetic device. 4. The three-closing and one-closing monitoring device based on Internet of Things technology according to claim 3, wherein the door collecting device comprises a third door magnetic device, a third LORA sending module, a third antenna module and a third LORA relay module, the third door magnetic device is connected with the third LORA module, the third LORA sending module is connected with the third antenna module, the third antenna module is connected with the LORA receiving module, the third LORA The sending module is connected with the LORA receiving module, and the third LORA relay module is connected with the third door magnetic device. 5 . The three-off and one-off monitoring device based on the Internet of Things technology according to claim 4 , wherein the first door magnetic device, the second door magnetic device and the third door magnetic device are all provided with electro-pneumatic devices. 6 . open, the optocoupler relay module is connected with the electric air switch. 6. A method for a three-off and one-off supervisory device based on Internet of Things technology according to claim 1, characterized in that, comprising the steps of: Step S1: the gas valve collection device collects the opening and closing conditions of the gas valve, the water valve collecting device collects the opening and closing conditions of the water valve, and the door collecting device collects the opening and closing conditions of the door; Step S2: the gas valve collection device, the water valve collection device, and the door collection device convert the collected switching conditions into digital quantities and send them to the LORA receiving module of the gateway; Step S3: the optocoupler relay module converts the switching signals of the gas valve acquisition device, the water valve acquisition device, and the door acquisition device into low voltage, and converts them into digital signals through the low voltage conversion module; Step S4: the 485 acquisition module summarizes the quantity signals of the LORA receiving module and the low-voltage conversion module and sends them to the 4G module; Step S5 : upload the digital signal aggregated by the 485 acquisition module to the cloud server by means of 4G.

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