CN219831928U - Fire alarm system based on NB-IOT technology - Google Patents

Abstract

The utility model provides a fire alarm system based on NB-IOT technology, comprising: the NB-IOT smoke sensor is integrated with the microcontroller, and the smoke sensor module and the NB-IOT module which are connected with the microcontroller; the general control platform comprises an upper computer, wherein the microcontroller is connected with the upper computer through an NB-IOT module in a communication way, and the upper computer is used for monitoring the connection state, the alarm condition and the conventional operation parameters of the NB-IOT smoke sensor in real time and sending the monitored signals and data to the mobile terminal; the general control platform is also in communication connection with a control module of the on-site audible and visual alarm, and controls the audible and visual alarm to alarm. The utility model links the master control platform on the basis of the original NB-IOT smoke alarm, expands the functions of the hand alarm switch and the audible and visual alarm, has more flexible functions and wider application range.

Description

A fire alarm system based on NB-IOT technology

Technical field

The utility model relates to the field of fire communication technology, and in particular to a fire alarm system based on NB-IOT technology.

Background technique

In scenarios such as factories and buildings where NB-IOT smoke sensors have been installed, if it is necessary to add a fire alarm switch or fire alarm to link with the smoke sensor, there will be problems with compatibility and system integration, that is, the smoke cannot be passed through. To trigger and control the sensor, the originally installed NB-IOT smoke sensor can often only be removed and replaced with other solutions (wired solution, or Lora solution), resulting in a waste of initial costs.

Therefore, there is an urgent need to develop an additional manual alarm switch, fire alarm, and the previously installed NB-IOT smoke sensor to form a complete system. The alarm triggered by the smoke sensor can trigger all fire alarms in the site. The alarm sounds and the platform side is visible.

Utility model content

The current problem is that the existing NB-IOT smoke sensors have compatibility and system integration problems. Often, the original installed NB-IOT smoke sensor can only be removed and replaced with other solutions, resulting in a waste of initial costs.

In order to solve the above technical problems, this application provides a fire alarm system based on NB-IOT technology, including: NB-IOT smoke sensor, integrated microcontroller and smoke sensor module connected to the microcontroller, NB-IOT module; The overall control platform includes a host computer. The microcontroller is connected to the host computer through NB-IOT module communication. The host computer is used to monitor the connection status, alarm status and regular operating parameters of the NB-IOT smoke sensor in real time, and combine the monitored signals and The data is sent to the mobile terminal; among them, the master control platform also communicates with the control module of the on-site sound and light alarm to control the triggering of the sound and light alarm to alarm.

According to the embodiment of the present application, the master control platform is also connected to several manual alarm switches. The manual alarm switches include manual alarm buttons and NB-IOT communication modules. The NB-IOT communication module transmits alarm signals to the master control platform. The master control platform receives The sound and light alarm is triggered after the alarm signal.

According to the embodiment of this application, a fire protection platform is provided between the NB-IOT smoke sensor and the general control platform. The fire protection platform receives the alarm signal from the NB-IOT smoke sensor and transmits it to the general control platform. The general control platform sends the alarm signal to The mobile terminal communicates with the alarm platform, and the alarm platform communicates with the control module to control the triggering of the sound and light alarm to alarm. At the same time, it can also include several manual alarm switches. The manual alarm switch includes a manual alarm button and an NB-IOT communication module. The NB-IOT communication module is connected to the alarm platform. After the alarm signal is received by the alarm platform, the sound and light alarm is triggered through the control module to alarm.

According to the embodiment of the present application, the alarm platform connects several audible and visual alarms through signal amplifiers or 4G modules.

According to the embodiment of the present application, the master control platform connects several audible and visual alarms through signal amplifiers or 4G modules.

According to the embodiment of the present application, the host computer communicates with mobile terminals, and the mobile terminals include computers, tablets, mobile phones, and customized devices.

According to the embodiment of this application, the NB-IOT smoke sensor adopts a wireless connection method, where the wireless connection includes Bluetooth, WIFI, and Zigbee.

According to the embodiment of this application, the audible and visual alarms and manual alarm switches are equipped with oral heartbeat uploading devices, which will report a heartbeat action to the master control platform at regular intervals to ensure the normal operation of the equipment, and the sending interval is adjusted according to needs.

According to the embodiment of the present application, the overall control platform also includes an LCD display module. The LCD display module is connected to the microcontroller and is used to display the values and status information collected by the smoke sensor in real time.

The beneficial effects of the technical solution of this utility model compared with the existing technology are:

1. Without removing the original NB-IOT smoke sensor, add a manual alarm switch and fire alarm; the added manual alarm switch and fire alarm can be combined with the originally installed NB-IOT smoke sensor through the control platform In a complete system, the alarm triggered by the smoke sensor can trigger all the fire alarms in the site to issue an alarm through the master control platform. The alarm is visible on the platform and the platform can respond accordingly (such as sending text messages or calling the relevant factories). The person in charge of fire protection), and through the platform agreement, control the triggering of the on-site alarm for sound and light alarms.

2. This utility model uses the NB-IoT network module to upload the data collected by the smoke sensor through the NB-IoT network, which facilitates the host computer of the master control platform to monitor the connection status, alarm status and regular operating parameters of the equipment monitored by the sensor in real time. The data will be stored for retrieval, query and analysis to solve the difficulties, high costs, aging and damage of lines caused by the large number of wirings in the existing construction process.

3. NB-IoT can directly adopt LTE networks and use existing technologies and base stations to achieve low network deployment costs and low equipment costs. In the same frequency band, the coverage capability of NB-IoT will be 20dB stronger than the existing network gain, making the signal Able to penetrate walls or floors and cover deeper indoor situations.

4. NB-IoT mode, using the operator's network, does not require the installation of base station equipment, reducing system costs and easy installation: wireless communication, built-in battery, no wiring required, shortening construction time and reducing construction costs.

Description of the drawings

Figure 1 is a schematic block diagram of the composition and structure of an embodiment of the present utility model;

Figure 2 is a schematic block diagram of another embodiment of the present invention.

Detailed ways:

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments. The following examples are used to illustrate the present invention, but are not used to limit the scope of the present invention.

Please refer to Figure 1 and Figure 2, which shows a fire alarm system based on NB-IOT technology, including an NB-IOT smoke sensor and a master control platform integrating a microcontroller and NB-IOT module. The microcontroller sends a signal to control the NB-IOT smoke sensor alarm, and wirelessly transmits the signal to the master control platform through the NB-IoT module. The master control platform receives the alarm signal and transmits it to the mobile terminal and the control module of the sound and light alarm. , thus triggering the sound and light alarm.

The NB-IOT smoke sensor integrates a microcontroller and a smoke sensor module and NB-IOT module connected to the microcontroller. The microcontroller, smoke sensor module and NB-IOT module are all connected to a power supply device, such as a lithium battery. This embodiment preferably uses three smoke sensors to detect smoke to improve sensitivity, sends a signal through a microcontroller to control the alarm, and implements wireless transmission of signals through the NB-IoT module.

The overall control platform includes a host computer. The microcontroller is connected to the host computer through NB-IOT module communication. The host computer is used to monitor the connection status, alarm status and regular operating parameters of the NB-IOT smoke sensor in real time, and combine the monitored signals and The data is sent to the mobile terminal. The master control platform also communicates with the control module of the on-site sound and light alarm to control the triggering of the sound and light alarm for alarm.

Furthermore, the master control platform also includes an LCD display module, which is connected to the microcontroller for real-time display of the values and status information collected by the NB-IOT smoke sensor.

In this embodiment, the master control platform is also connected to several manual alarm switches. The manual alarm switches include manual alarm buttons and NB-IOT communication modules. The NB-IOT communication module transmits alarm signals to the master control platform, and the master control platform receives the alarm signals. Then trigger the audible and visual alarm.

Furthermore, the master control platform can connect several audible and visual alarms through signal amplifiers or 4G modules. If the site area is too large, signal amplifiers or 4G modules can be used to expand the effective area and ensure signal stability.

Furthermore, in this embodiment, a firefighting platform can also be provided between the NB-IOT smoke sensor and the master control platform. After receiving the alarm signal from the NB-IOT smoke sensor, the firefighting platform can promptly notify the fire department to take measures. At the same time, the firefighting platform The signal is also transmitted to the master control platform. The master control platform sends the alarm signal to the mobile terminal and alarm platform. The alarm platform communicates with the control module to control the triggering of the sound and light alarm to alarm. This real-time example also includes several manual alarm switches. The manual alarm switch includes a manual alarm button and an NB-IOT communication module. The NB-IOT communication module is connected to the alarm platform. After the alarm signal is received, the audible and visual alarm is triggered through the control module. .

Furthermore, the alarm platform can connect several audible and visual alarms through signal amplifiers or 4G modules. If the site area is too large, you can use a signal amplifier or add a 4G module to expand the effective area and ensure signal stability.

In this embodiment, the host computer communicates with a mobile terminal, and the mobile terminal includes a computer, a tablet, a mobile phone, and a customized device.

In this embodiment, the NB-IOT smoke sensor adopts a wireless connection method, where the wireless connection includes Bluetooth, WIFI, and Zigbee.

In this embodiment, both the audible and visual alarms and the manual alarm switches are equipped with oral heartbeat uploading devices, which will report a heartbeat action to the master control platform at regular intervals to ensure the normal operation of the equipment. The sending interval is adjusted according to needs.

In this embodiment, the NB-IOT smoke sensor can use a photoelectric smoke sensor to transmit the smoke alarm standby or alarm abnormal status in real time. The NB-IOT network module is used to provide users with wireless long-distance low-power data transmission and background micro-control. The device can be linked with the master control platform in real time, alarm information can be pushed in real time, avoiding wiring, and comes with its own battery.

The smoke sensor in the embodiment of the present invention feeds back the collected data to the microcontroller, and the microcontroller transmits the collected information data to the master control platform through NB-IOT. The master control platform can transmit the received information data to computers and tablets. Computers, mobile phones or other customized equipment can facilitate on-site rescue when fire accidents occur to prevent multiple factors from affecting information transmission. For example, on-site personnel press manual alarm buttons and trigger audible and visual alarms based on the received information. first aid; at the same time, it can also realize the docking of computers, tablets, mobile phones or other customized equipment with the master control platform, which can facilitate comprehensive remote command and arrangement, achieve efficient coordination of firefighting resources, and improve firefighting rescue efficiency and success rate.

To sum up, the technical solution of this application has the following beneficial effects:

1. Without dismantling the original NB-IOT smoke sensor, add a manual alarm switch and fire alarm; the added manual alarm switch and siren can form a control platform with the originally installed NB-IOT smoke sensor through the control platform In a complete system, the alarm triggered by the smoke sensor can trigger all fire alarms in the site to issue an alarm through the master control platform, and is visible on the platform, and the platform can respond accordingly (such as sending text messages or calling to notify relevant factories). The person in charge of fire protection), and through the platform agreement, control the triggering of the on-site alarm for sound and light alarms.

2. This utility model uses the NB-IoT module to upload the data collected by the smoke sensor through the NB-IoT network, which facilitates the host computer of the master control platform to monitor the connection status, alarm status and regular operating parameters of the equipment monitored by the sensor in real time, and will The data is stored for retrieval, query and analysis to solve the problems caused by the large number of wirings in the existing construction process, such as difficulty in construction, high cost, and aging and damage of lines.

3. NB-IoT can directly adopt LTE networks and use existing technologies and base stations to achieve low network deployment costs and low equipment costs. In the same frequency band, the coverage capability of NB-IoT will be 20dB stronger than the existing network gain, making the signal Able to penetrate walls or floors and cover deeper indoor situations.

4. NB-IoT mode, using the operator's network, does not require the installation of base station equipment, reducing system costs and easy installation: wireless communication, built-in battery, no wiring required, shortening construction time and reducing construction costs.

The above are only preferred embodiments of the present utility model, and are not intended to limit the implementation and protection scope of the present utility model. Those skilled in the art should be able to realize that any modification made by using the description and illustrations of the present utility model Solutions resulting from equivalent substitutions and obvious changes shall be included in the protection scope of the present utility model.

Claims (10)

1. A fire alarm system based on NB-IOT technology, comprising:

the smoke sensor comprises an NB-IOT smoke sensor, an integrated microcontroller, a smoke sensor module connected with the microcontroller and an NB-IOT module;

the general control platform comprises an upper computer, wherein the microcontroller is in communication connection with the upper computer through the NB-IOT module, and the upper computer is used for monitoring the connection state, the alarm condition and the conventional operation parameters of the NB-IOT smoke sensor in real time and sending the monitored signals and data to the mobile terminal;

the general control platform is also in communication connection with a control module of the on-site audible and visual alarm, and controls and triggers the audible and visual alarm to alarm;

wherein, the master control platform is connected with a manual alarm switch or simultaneously connected with a fire-fighting platform and an alarm platform.

2. The fire alarm system of claim 1, wherein the master control platform is communicatively connected to a plurality of the manual alarm switches, the manual alarm switches comprise manual alarm buttons and NB-IOT communication modules, the NB-IOT communication modules transmit alarm signals to the master control platform, and the master control platform triggers the audible and visual alarm after receiving the alarm signals.

3. The fire alarm system of claim 1, wherein the fire platform is arranged between the NB-IOT smoke sensor and the master control platform, the fire platform receives an alarm signal sent by the NB-IOT smoke sensor and transmits the alarm signal to the master control platform, the master control platform sends the alarm signal to the mobile terminal and the alarm platform, and the alarm platform is in communication connection with the control module and controls to trigger the audible and visual alarm to alarm.

4. The fire alarm system of claim 3, further comprising a plurality of manual alarm switches, wherein the manual alarm switches comprise manual alarm buttons and an NB-IOT communication module, the NB-IOT communication module is connected with the alarm platform, and the audible and visual alarm is triggered to alarm through the control module after the alarm signal is received by the alarm flat-add.

5. A fire alarm system according to claim 3, wherein the alarm platform is connected to a plurality of said audible and visual alarms via signal amplifiers or 4G modules.

6. The fire alarm system of claim 1, wherein the master control platform is connected to a plurality of the audible and visual alarms through a signal amplifier or a 4G module.

7. The fire alarm system of claim 1, wherein the host computer is communicatively coupled to a mobile terminal, the mobile terminal comprising a computer, a tablet computer, a cell phone, a custom device.

8. The fire alarm system of claim 1, wherein the NB-IOT smoke sensor is connected wirelessly, wherein the wireless connection comprises bluetooth, WIFI, zigbee.

9. The fire alarm system of claim 1, wherein the audible and visual alarm is provided with a heartbeat uploading device, and a heartbeat is reported to the master control platform at intervals to ensure that the device is working properly, wherein the transmission interval is adjusted according to the requirements.

10. The fire alarm system of claim 1, wherein the master control platform further comprises a further LCD display module connected to the microcontroller for displaying the values and status information collected by the smoke sensor in real time.