CN202113530U - Electronic monitoring intelligent terminal for indoor fire hydrant box - Google Patents

Abstract

The electronic monitoring intelligent terminal of an indoor fire hydrant box according to the utility model includes an electronic device and a signal acquisition module connected to it, and the signal acquisition module is respectively connected to the water pressure connection ring between the water inlet pipe and the water valve of the fire hydrant Sensors, door lock sensors set on the door lock of the indoor fire hydrant box, fire water gun sensors set around the fire water guns, fire hose sensors set inside or around the fire hoses, hose connections set on the hose connectors The parallel device of the alarm sensor and the alarm start pump button on the indoor fire hydrant box. The utility model can monitor and display the working status in real time on site, and can realize remote centralized monitoring through the communication module at the same time, and can also realize remote monitoring of large areas when incorporated into the urban fire management system, and is applied in public places, entertainment places and factories where people gather And schools, etc., relevant owners and competent departments can quickly understand the operation status of fire hydrant boxes in the jurisdiction, and if there are problems, they can propose rectification in time to prevent problems before they happen.

Description

An intelligent terminal for electronic monitoring of indoor fire hydrant box

technical field

The utility model relates to a monitoring device for fire-fighting facilities, in particular to an electronic monitoring intelligent terminal placed in an indoor fire hydrant box, which uses electronic technology to realize on-site monitoring of the working state of the indoor fire hydrant box and to indicate its status, and can be realized through network technology. Remote communication, to transmit relevant information to the centralized fire control management center.

Background technique

The indoor fire hydrant box is a fire-fighting facility that supplies water to the fire scene, and is an important fire-fighting facility for building construction, industrial and mining enterprises, and public places to fight fires. Inside the indoor fire hydrant box, there are various components for fire water supply. However, due to the huge number of indoor fire hydrant boxes and difficult management, the indoor fire hydrant boxes installed in many places are useless. The indoor fire hydrant boxes that seem to be in good condition have many internal components. Has been stolen, broken or invalid, causing major hidden dangers to fire safety.

Among the patents related to indoor fire hydrant boxes, most of them are on the design optimization of the fire hydrant box itself. For example, the utility model disclosed in CN 200978439 is aimed at the impact resistance and fracture resistance of the fire hydrant box; a small number of patents involve the fire hydrant box. Collision, anti-theft, as the disclosed utility model of CN 2688320 is a kind of outdoor fire hydrant protective cover, can anti-collision, anti-theft, reflective light, luminescent color ribbon sign are integrated, can prevent criminals from stealing and destroying. What CN 2752333 relates to is a kind of anti-theft water fire hydrant box. The utility model related to the monitoring of the working state of the fire hydrant box includes the patent No. CN 201778360U, which is a warning fire hydrant box. A battery radio frequency card pressure sensor is installed in the component box inside the fire hydrant box; the pressure sensor detects the water pressure in the fire hydrant pipeline. Then send it to the radio frequency card. The specific position number of the fire hydrant box is pre-written on the radio frequency card. When the pressure sensor detects that there is no water pressure or insufficient water pressure in the fire hydrant pipeline, the information will be transmitted to the radio frequency card. The radio frequency card can detect the pressure sensor. The information and the number information of the specific location of the fire hydrant box are sent to the pre-selected relevant departments in time to be processed in time. This patent only detects the working state of the water pressure. At present, there is no device for comprehensive detection and real-time monitoring of the working state of the indoor fire hydrant box.

Contents of the invention

The purpose of this utility model is to provide an intelligent terminal for electronic monitoring of indoor fire hydrant boxes, which can comprehensively detect the overall working status of the fire hydrant box and the safety status of related main accessories inside, can display status information through the fire hydrant box, and can monitor the status based on the network. The information is transmitted to the centralized monitoring and management center of the fire hydrant box, or incorporated into the existing fire alarm system to realize remote networking and centralized monitoring.

The electronic monitoring intelligent terminal of an indoor fire hydrant box according to the utility model includes an electronic device and a signal acquisition module connected to it, and is characterized in that: the signal acquisition module is respectively connected to the water inlet pipe and the water valve of the fire hydrant The water pressure connection ring sensor, the door lock sensor on the door lock of the indoor fire hydrant box, the fire water gun sensor around the fire water gun, the fire hose sensor inside or around the fire hose, and the hose connector The hose connector sensor on the fire hydrant box and the alarm pump button on the indoor fire hydrant box are connected in parallel; an alarm indicator light, a door lock status indicator light, a fire hose status indicator light, a fire control Water gun status indicator light, hose connector status indicator light, fire hydrant water pressure status indicator light, alarm start pump button indicator light, test switch, signal communication interface, signal input interface, test switch and power switch.

The method of signal acquisition is: using the pressure of water, directly connect a water pressure connection ring sensor between the water inlet pipe and the valve to collect whether the water pressure of the fire hydrant is up to standard; set the lock sensor to sense the opening and closing process of the door lock; set the sensor The fire hose sensor for the weight of the fire hose; set the fire hose connector sensor 6 that senses the metal properties of the fire hose connector; set the fire hose sensor 3 that senses the weight of the fire hose gun; on the basis of the alarm start pump button circuit Set up the alarm start pump button parallel device to directly intercept the button signal.

Further, the electronic device is composed of an MCU control module and a sensor input interface module connected to the MCU control module, a signal display module, a communication module and a power supply module, the sensor input interface module is connected with the sensor signal acquisition module, and receives signals input by each sensor ; After the signal is isolated and processed, it is input to the MCU control module connected to it. After logic processing, the signal is provided to the signal display module to display the working status, and the signal is provided to the communication module to transmit the signal. The power supply module supplies power to all circuits .

Further, the core unit of the electronic device is the MCU control module, and its chip adopts AVR series single-chip microcomputer ATMAGEL88.

Further, the communication mode of the communication module 45 of the electronic device can adopt RS232 serial port, RS485, RF wireless, CAN bus, TCP/IP network communication, advanced application can be GPRS wireless communication, etc.; the utility model adopts CAN bus mode, utilizes 24V power supply line for communication signal transmission; at present, the communication mode of fire alarm detection equipment basically adopts this communication mode; in this way, through protocol conversion, the terminal can be incorporated into the fire alarm control bus for centralized grid-connected control.

Beneficial effects of the utility model: Since the utility model can monitor and display the working status in real time on site, at the same time, the remote centralized monitoring can be realized through the communication module, and the remote monitoring of a large area can also be realized by being incorporated into the urban fire management system. Through the implementation of this utility model, its products can be firstly applied in public places where people gather, entertainment places, factories and schools, etc. Relevant owners and competent departments can learn about the operation status of fire hydrant boxes in their jurisdictions, and if there are problems, they can propose rectification in time. Take precautions. The alarm signal input interface can be expanded, and the alarm signal can be integrated into the electronic device of the fire hydrant box.

Description of drawings

Fig. 1 is one of use status figure of the present utility model;

Fig. 2 is the second of the use status figure of the utility model;

3 is an external structural diagram of the electronic device;

4 is a block diagram of functional modules of the electronic device;

Fig. 5 is the circuit diagram of MCU control module;

Fig. 6 is the circuit diagram of communication module;

Fig. 7 is a signal display and a drive circuit diagram of the utility model;

Fig. 8 is the circuit diagram of the power supply module of the present utility model;

Fig. 9 is a circuit diagram of the sensor signal acquisition module and the sensor input interface module.

Fig. 10 is a program control flowchart of the utility model. the

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

A kind of indoor fire hydrant box electronic monitoring intelligent terminal shown in Fig. 1, Fig. 3 and Fig. 4 or Fig. 2, Fig. 3 and Fig. 4 includes an electronic device 7 and a signal acquisition module 42 connected thereto; on the shell of the electronic device 7 There are alarm indicator light 9, door lock status indicator light 10, fire hose status indicator light 11, fire water gun status indicator light 12, hose connector status indicator light 13, fire hydrant water pressure status indicator light 14, alarm start pump Button indicator light 15, test switch 16, signal communication interface 17, signal input interface 18, test switch 16 and power switch 19;

The signal acquisition module 42 is respectively connected with the water pressure connection ring sensor 1 arranged between the water inlet pipe and the water valve of the fire hydrant, the door lock sensor 2 arranged on the door lock of the indoor fire hydrant box, and the fire water nozzle located at the periphery of the fire water nozzle. Sensor 3, fire hose sensor 5 installed inside or around the fire hose, hose connector sensor 6 installed on the hose connector, and alarm start pump button parallel device 4 installed on the indoor fire hydrant box;

Described electronic device 7 is made up of MCU control module 41, sensor input interface module 43, signal display module 40, communication module 45, power supply module 44, and sensor input interface module 43 is connected with sensor signal acquisition module 42, accepts sensor input signal, will After the signal is isolated and processed, it is input to the MCU control module 41 connected thereto. After the logic processing, the signal is provided to the signal display module 40, and the signal is increased to the connected communication module 45. The power supply module supplies power to all circuits.

FIG. 5 is a circuit diagram of the MCU control module 41, and the chip U1 adopts the AVR series single-chip microcomputer ATMAGEL88. AVR single-chip microcomputer is an enhanced RISC (Reduced Instruction Set CPU) with built-in Flash developed by ATMEL in 1997. AVR's single-chip microcomputer can be widely used in various fields such as computer peripheral equipment, industrial real-time control, instrumentation, communication equipment, and household appliances. The automatic EEPROM power-down memory can store important data and parameter settings (such as electronic identification codes, etc.) inside the MCU, without the need for an external EEPROM memory. One end of the test switch 16 is connected to the K TST pin of the chip U1, and the other end is grounded.

FIG. 6 is a circuit diagram of the communication module 45, including photocouplers U4 and U5, and the RX and TX pins of the communication module are connected with the 30 and 31 pins of the MCU control module 41.

FIG. 7 is a signal display module 40 and a driving circuit diagram 46, including a chip U3, whose CLK, STP, and DATA pins are respectively connected to pins 23, 24, and 25 of the MCU control module 41.

8 is a circuit diagram of the power module 44.

Fig. 9 is a circuit diagram of the sensor signal acquisition module and the sensor input interface module.

Fig. 10 is the program control flow chart of the present utility model, after the power supply module 44 power supply of electronic device 7, the program in the MCU control module 41 promptly starts operation, first carries out initialization operation; The signal port of the sensor input interface module 43, the output display port of the signal display module 40 and the communication connection port of the communication module 45, then enter the working state; scan and pick up the input signal, and the signal state is provided to the signal display module 40, if not in the test state , then judge whether the signal is normal, if there is an abnormal signal, then provide the signal to the communication module 45 to transmit the signal.

Claims (4)

1. indoor fire hydrant case electronic monitoring intelligent terminal; Comprise electronic installation (7) and connected signal acquisition module (42), it is characterized in that: said signal acquisition module (42) respectively and be located at the water inlet pipe of fire hydrant and the hydraulic pressure connecting ring sensor (1) between the water valve, be located at door lock sensor (2) that the indoor fire hydrant chamber door locks, be located at the fire-fighting lance periphery fire-fighting lance sensor (3), be located at the inner or peripheral fire hose sensor (5) of fire hose, be located at the water Belt connector sensor (6) on the water Belt connector and pump button shunting means (4) is opened in the warning that is located on the indoor fire hydrant case; On the shell of said electronic installation (7), be provided with alarm lamp (9), door lock state indicator lamp (10), fire hose status indicator lamp (11), fire-fighting lance status indicator lamp (12), water Belt connector status indicator lamp (13), fire hydrant hydraulic pressure status indicator lamp (14), report to the police and open pump button indicator lamp (15), Test Switchboard (16), signal communication interface (17), signal input interface (18), Test Switchboard (16) and power switch (19).

2. a kind of indoor fire hydrant case electronic monitoring intelligent terminal according to claim 1; It is characterized in that: said electronic installation (7) reaches the sensor input interface module (43), signal display module (40), communication module (45) and the power module (44) that are connected with the MCU control module by MCU control module (41) and forms; Sensor input interface module (43) is connected with collecting sensor signal module (42), accepts the signal of each sensor input.

3. a kind of indoor fire hydrant case electronic monitoring intelligent terminal according to claim 1 and 2, it is characterized in that: the core cell of said electronic installation (7) is MCU control module (41), its chip adopts AVR series monolithic ATMAGEL88.

4. a kind of indoor fire hydrant case electronic monitoring intelligent terminal according to claim 1 and 2 is characterized in that: the communication mode of the communication module (45) of described electronic installation (7) adopts RS232 serial ports, RS485, RF is wireless, CAN bus, TCP/IP network communication or GPRS wireless telecommunications.

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