CN214502543U

CN214502543U - Fire-fighting equipment state detection system

Info

Publication number: CN214502543U
Application number: CN202121114073.5U
Authority: CN
Inventors: 陈金杉
Original assignee: Guangdong Wenhua Construction Development Co ltd
Current assignee: Guangdong Wenhua Construction Development Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-10-26
Anticipated expiration: 2031-05-21

Abstract

The utility model relates to a fire-fighting equipment state detecting system, it includes power module, flow sensor, control module, alarm module, first wireless module, second wireless module and surveillance center, power module is the fire-fighting equipment state detecting system power supply, flow sensor sends the flow detection signal to control module, control module opens and close according to flow detection signal control alarm module and first wireless module, first wireless module sends the flow detection signal to second wireless module, second wireless module sends the flow detection signal of first wireless module for the surveillance center. This application has the effect that the condition that reduces personnel and steal water from the fire hydrant takes place.

Description

Fire-fighting equipment state detection system

Technical Field

The application relates to the field of fire-fighting equipment state detection, in particular to a fire-fighting equipment state detection system.

Background

Fire hydrants are a type of public fire protection facility and are typically used to supply water to fire engines located outdoors.

Existing fire hydrants are installed on the roadside, and in order that a fire fighter can quickly find the fire hydrant when a fire breaks out, water is supplied to a fire fighting vehicle through the fire hydrant. The fire hydrant is installed in a large quantity in China and has a wide coverage area.

In view of the above-mentioned related art, the inventor believes that the number of fire hydrants is large and the coverage area is wide. Therefore, the monitoring and the maintenance of the fire hydrant are inconvenient, and people who steal water from the fire hydrant to use the fire hydrant are difficult to find, so that economic loss is caused.

SUMMERY OF THE UTILITY MODEL

In order to reduce the occurrence of water theft of personnel from fire hydrants, the application provides a fire fighting equipment state detection system.

The application provides a fire control facility state detecting system adopts following technical scheme:

the utility model provides a fire-fighting equipment state detecting system, includes power module, flow sensor, control module, alarm module, first wireless module, second wireless module and surveillance center, power module is the fire-fighting equipment state detecting system power supply, flow sensor sends the flow detection signal to control module, control module opens and close according to flow detection signal control alarm module and first wireless module, first wireless module sends the flow detection signal to second wireless module, second wireless module sends the flow detection signal of first wireless module for the surveillance center.

Through adopting above-mentioned technical scheme, power module is the power supply of fire control facility state detecting system, detects at flow sensor and has water from the delivery port outflow back of fire hydrant, and control module sends actuating signal to alarm module and first wireless module. The alarm module sends out a warning after being started, and the first wireless module sends a signal that the fire hydrant is in an abnormal state to the second wireless module to the monitoring center.

Therefore, after receiving that the water flows out of the fire hydrant, the monitoring center sends out relevant personnel to verify the fire hydrant giving the alarm. If the water leakage is caused by the damage of the fire hydrant, personnel can be arranged immediately for maintenance; and if someone steals water, the alarm module gives an alarm to warn the personnel to leave, and meanwhile, related personnel take related measures to the water-stealing personnel in time, so that the water-stealing situation of the personnel from the fire hydrant is favorably reduced.

Optionally, the alarm module includes a delay submodule, a control submodule and an alarm submodule, the control module controls the delay submodule to be turned on and off according to the detection signal, the delay submodule delays to send a start signal to the control submodule after being started, and the control submodule controls the alarm submodule and the first wireless module to be started after receiving the start signal.

By adopting the technical scheme, after the flow sensor detects that water flows out, the control module controls the delay submodule to start timing, the control submodule is started after the timing of the delay submodule is finished, and the control submodule controls the sound submodule to give an alarm sound, so that a person who steals water from the fire hydrant is surprised. This helps to reduce the occurrence of water theft by personnel from the hydrant. The delay submodule delays the opening of the sound submodule, which is beneficial to reducing the occurrence of the condition that the flow sensor triggers by mistake to send out alarm sound.

Optionally, the control submodule is further connected with a camera, and the control submodule controls the camera to start after receiving the start signal.

By adopting the technical scheme, after the sound submodule sends out the alarm sound to remind the water stealing personnel to stop stealing water, the camera starts to beat the face of the water stealing personnel. Therefore, the inspection personnel can conveniently perform alarm processing and catch the water stealing personnel. The personnel who steals water is caught, and this is favorable to reminding people to surely not steal water to reduce the condition that the fire hydrant was stolen water and appear.

Optionally, the power supply module is connected with a voltage reduction module, the voltage reduction module is connected with a solar panel, and the solar panel charges the power supply module through the voltage reduction module.

Through adopting above-mentioned technical scheme, solar panel converts solar energy into the electric energy, then charges for power module after stepping down through step-down module. Thus, the fire fighting equipment state detection system is arranged on a part of the fire hydrant, and the consumed electric energy of the part can be self-sufficient, so that the energy-saving effect is achieved.

Optionally, the voltage dropping module includes a first diode D1, a second diode D2, a first capacitor C1, a second capacitor C2, a voltage dropping chip U1, an inductor L, a first resistor R1 and a second resistor R2, the anode of the solar panel is connected to the anode of the first diode D1, the cathode of the first diode D1 is connected to the first pin of the voltage dropping chip U1 and one end of the first capacitor C1, the second pin of the voltage dropping chip U1 is connected to the cathode of the second diode D2 and one end of the inductor L, the other end of the inductor L is connected to the anode of the power supply module, the fourth pin of the voltage dropping chip U1 is connected to one end of the first resistor R1 and one end of the second resistor R2, the other end of the first resistor R1 is connected to the anode of the power supply module and one end of the second capacitor C2, and the other end of the first capacitor C1 is connected to one end of the second capacitor C3936, The other end of the second diode D2, the other end of the second capacitor C2, the other end of the second resistor R2, the cathode of the power supply module, and the third pin and the fifth pin of the buck chip U1 are all connected with the cathode of the solar panel.

Through adopting above-mentioned technical scheme, the electric energy that solar panel produced flows into step-down chip U1 from the first pin of step-down chip U1, transmits after step-down chip U1 steps down and charges for power module. The voltage reduction chip U1 changes the voltage received by the fourth pin of the voltage reduction chip U1 by adjusting the resistance values of the first resistor R1 and the second resistor R2. According to the voltage received by the fourth pin of the buck chip U1, the output voltage of the second pin of the buck chip U1 changes. This facilitates the buck chip U1 to output a voltage of a suitable magnitude to the power supply module.

The first capacitor C1 and the second capacitor C2 both function as a filter. The first capacitor C1 facilitates reducing fluctuations in the input voltage to the first pin of buck chip U1. The second capacitor C2 is beneficial for reducing the sudden change of the output voltage of the second pin of the buck chip U1.

When the voltage reduction chip U1 stops outputting, the electric energy stored in the inductor L supplies power to the power supply module through the second diode D2, so that the stability of the voltage input into the power supply module is guaranteed. When the solar panel is accidentally reversely connected, the first diode D1 protects the buck chip U1, which is beneficial to reducing the occurrence of the situation that the buck chip U1 is damaged.

Optionally, the control module is further connected with a water pressure sensor, the water pressure sensor is arranged at a water inlet of the fire hydrant, and the water pressure sensor sends a water pressure detection signal to the control module.

Through adopting above-mentioned technical scheme, water pressure sensor detects the water pressure size in the fire hydrant, and control module gives first wireless module with the signal transmission of the water pressure size in the fire hydrant. The first wireless module transmits the signal to the second wireless module, and the second wireless module transmits the signal to the monitoring center. Therefore, when the water pressure is insufficient, the maintainer can timely maintain the fire hydrant. Thus, when encountering a fire, the fire fighter has sufficient water pressure to get water from the hydrant.

Optionally, the control module is further connected with an inclination sensor, the inclination sensor is arranged on the outer wall of the fire hydrant, and the inclination sensor sends an inclination detection signal to the control module.

Through adopting above-mentioned technical scheme, suffer artificial destruction at the fire hydrant after, the fire hydrant can be continuous to rock to trigger inclination sensor, inclination sensor sends the signal to control module, and control module control alarm module sends the police dispatch newspaper sound, and first wireless module transmits the signal that the fire hydrant is in abnormal state to the second wireless module simultaneously. The second wireless module transmits the signal to the monitoring center, and the maintainer timely reaches the scene for maintenance. This helps to reduce the occurrence of fire hydrant damage.

Optionally, the control module is an or gate K, the or gate K has three input ends and an output end, the output end of the flow sensor is connected with one input end of the or gate K, the output end of the water pressure sensor is connected with another input end of the or gate K, the output end of the tilt angle sensor is connected with another input end of the or gate K, the output end of the or gate K is connected with a base electrode of a first triode Q1, a collector electrode of the first triode Q1 is connected with the positive electrode of the power supply module, and an emitter electrode of the first triode Q1 is connected with the input end of the alarm module.

By adopting the technical scheme, one or more of the flow sensor, the water pressure sensor and the inclination angle sensor sends out high level, and the output end of the OR gate sends out high level. Thereby, the first triode is conducted, and the alarm module starts to work.

In summary, the present application includes at least one of the following beneficial technical effects:

1. whether the fire hydrant has outflow water or not is detected through the flow sensor, after the fire hydrant has outflow water, the alarm sub-module can send out an alarm sound to warn water stealing personnel, and meanwhile, the maintainers can also obtain the situation that the fire hydrant is stolen from the monitoring center, so that the water stealing personnel can be warned to leave, and meanwhile, the maintainers can take relevant measures to the water stealing personnel in time;

2. the electric energy generated by the solar panel is reduced through the voltage reduction module, so that the voltage required by the power supply module is met.

Drawings

FIG. 1 is a functional block diagram of an embodiment of the present application;

FIG. 2 is a circuit schematic of a buck module according to an embodiment of the present application;

FIG. 3 is a circuit schematic of an alarm module of an embodiment of the present application.

Description of reference numerals: 1. a control module; 2. a flow sensor; 3. a tilt sensor; 4. a water pressure sensor; 5. a power supply module; 6. an alarm module; 61. a delay submodule; 62. a control sub-module; 63. an alarm submodule; 7. a first wireless module; 8. a second wireless module; 9. a monitoring center; 10. a camera; 11. a solar panel; 12. and a voltage reduction module.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses fire-fighting equipment state detection system.

Referring to fig. 1, a fire fighting equipment state detection system includes a pressure reduction module 12, a solar panel 11, a power supply module 5, a control module 1, a flow sensor 2, a tilt sensor 3, a water pressure sensor 4, an alarm module 6, a first wireless module 7, a second wireless module 8, and a monitoring center 9; the power supply module 5 supplies power to a part of the fire hydrant on which the fire fighting equipment state detection system is installed on the site. Power module 5, flow sensor 2, inclination sensor 3, water pressure sensor 4, alarm module 6 and first wireless module 7 all set up on the fire hydrant of scene, and second wireless module 8 and surveillance center 9 all set up the fire control room in far away.

Referring to fig. 1, the output end of the solar panel 11 is connected to the input end of the voltage reduction module 12, and the output end of the voltage reduction module 12 is connected to the input end of the power supply module 5. The solar panel 11 is charged to the power supply module 5 after being stepped down by the step-down module 12.

Referring to fig. 1, a flow sensor 2, an inclination sensor 3 and a water pressure sensor 4 are connected to an input terminal of a control module 1. Flow sensor 2 sets up in the delivery port of fire hydrant, detects whether water in the fire hydrant has the delivery port outflow from the fire hydrant through flow sensor 2. Inclination sensor 3 sets up in the outer wall of fire hydrant, whether rocks through inclination sensor 3 detection fire hydrant to judge whether suffer destruction. Water pressure sensor 4 sets up in the water inlet of fire hydrant, detects the water pressure size in the fire hydrant through water pressure sensor 4. The flow sensor 2, the tilt sensor 3 and the water pressure sensor 4 all send detected signals to the control module 1.

Referring to fig. 1, the alarm module 6 includes a delay submodule 61, a control submodule 62 and an alarm submodule 63, an output terminal of the control module 1 is connected to an input terminal of the delay submodule 61, and an output terminal of the delay submodule 61 is connected to an input terminal of the control submodule 62. The control module 1 controls the delay submodule 61 to start timing, and the alarm submodule 63 is started after the timing of the delay submodule 61 is finished. The alarm submodule 63 gives an alarm sound to scare away the water-stealing personnel. The output end of the control submodule 62 is also connected with the camera 10, and after the alarm submodule 63 is started, the camera 10 is also started.

The output of the control sub-module 62 is also connected to the input of the first radio module 7, and the output of the first radio module 7 is communicatively connected to the input of the second radio module 8. The first wireless module 7 and the second wireless module 8 transmit signals through the GSM network, which is beneficial for long distance transmission of signals. The output end of the second wireless module 8 is connected with the monitoring center 9, and the second wireless module 8 sends the detection signal sent by the first wireless module 1 to the monitoring center 9.

Referring to fig. 1 and 2, the buck module 12 includes a first diode D1, a second diode D2, a first capacitor C1, a second capacitor C2, a buck chip U1, an inductor L, a first resistor R1, and a second resistor R2; the voltage reduction chip U1 is an LM2596 chip. The anode of the solar panel 11 is connected to the anode of the first diode D1, the cathode of the first diode D1 is connected to one end of the first capacitor C1, and the other end of the first capacitor C1 is connected to the cathode of the solar panel 11.

The cathode of the first diode D1 is further connected to a first pin of the buck chip U1, a second pin of the buck chip U1 is connected to one end of an inductor L, and the other end of the inductor L is connected to the positive electrode of the power supply module 5. The second pin of the buck chip U1 is also connected to the cathode of the second diode D2, and the anode of the second diode D2 is connected to the cathode of the solar panel 11. The third pin of the buck chip U1 is connected to the negative terminal of the solar panel 11.

Referring to fig. 1 and 2, the fourth pin of the voltage-reducing chip U1 is connected to one end of the first resistor R1, the other end of the first resistor R1 is connected to the positive electrode of the power supply module 5 and one end of the second capacitor C2, the other end of the second capacitor C2 is connected to the negative electrode of the solar panel 11, the fourth pin of the voltage-reducing chip U1 is further connected to one end of the second resistor R2, the other end of the second resistor R2 is connected to the negative electrode of the solar panel 11, the fifth pin of the voltage-reducing chip U1 is connected to the negative electrode of the solar panel 11, and the negative electrode of the solar panel 11 is connected to the negative electrode of the power supply module 5.

The electric energy generated by the solar panel 11 is reduced by the voltage reduction chip U1, and the first diode D1 is used to protect the solar panel 11, so as to reduce the occurrence of damage caused by the careless reverse connection of the solar panel 11. The first capacitor C1 filters the input buck chip U1 voltage, which advantageously reduces ripple of the input voltage at the first pin of the buck chip U1.

Referring to fig. 1 and 2, the voltage output by the solar panel 11 is reduced by the voltage reducing chip U1 and then output from the second pin of the voltage reducing chip U1. The first resistor R1 and the second resistor R2 function as a voltage divider for the fourth pin of the buck chip U1. The resistance values of the first resistor R1 and the second resistor R2 are adjusted, so that the voltage received by the fourth pin of the buck chip U1 is changed. The voltage received by the fourth pin of the buck chip U1 changes, so as to change the voltage output by the second pin of the buck chip U1, which is beneficial for the output voltage of the buck chip U1 to meet the voltage required by the power supply module 5.

When the voltage reduction chip U1 stops outputting, the electric energy stored in the inductor L supplies power to the power supply module through the second diode D2, thereby ensuring the stability of the voltage input to the power supply module 5; when the second pin of the buck chip U1 is not outputting, the second diode D2 and the inductor L freewheel. When the solar panel 11 is inadvertently connected reversely, the first diode D1 protects the buck chip U1, which is beneficial to reduce the occurrence of damage to the buck chip U1.

Referring to fig. 1 and 3, the control module 1 includes an or gate K having three input terminals and one output terminal and a first transistor Q1. The power input end of the flow sensor 2, the power input end of the inclination angle sensor 3 and the power input end of the water pressure sensor 4 are all connected with the positive pole of the power supply module 5; the power output end of the flow sensor 2, the power output end of the inclination angle sensor 3 and the power output end of the water pressure sensor 4 are connected with the negative electrode of the power supply module 5; the signal output end of the flow sensor 2 is connected with one input end of the OR gate K, the signal output end of the tilt angle sensor 3 is connected with the other input end of the OR gate K, and the signal output end of the water pressure sensor 4 is connected with the other input end of the OR gate K.

The output end of the or gate K is connected with the base of the first triode Q1, the collector of the first triode Q1 is connected with the positive electrode of the power supply module 5, the emitter of the first triode Q1 is connected with one end of the third resistor R3, and the other end of the third resistor R3 is connected with the negative electrode of the power supply module 5.

Referring to fig. 1 and 3, the delay submodule 61 includes a timing chip U2 and a peripheral circuit, and the timing chip U2 is an NE555 chip; the control submodule 62 includes a second transistor Q2, a third diode D3, and a relay. The 4 feet of the timing chip U2 are connected with the emitting electrode of the first triode Q1, the 3 feet of the timing chip U2 are connected with the base electrode of the second triode Q2, the collector electrode of the second triode Q2 is connected with the anode of the third diode D3, and the cathode of the third diode D3 is connected with the anode of the power supply module 5. The collector of the third diode D3 is also connected to one end of the relay input circuit J1, and the other end of the relay input circuit J1 is connected to the cathode of the third diode D3. The third diode D3 provides an inductor L current relief loop for the relay input loop J1.

One end of an output loop j1-1 of the relay is connected with a power supply VCC, and the other end of the output loop j1-1 of the relay is simultaneously connected with the camera 10, the alarm submodule 63 and the first wireless module 7. The other ends of the camera 10, the alarm submodule 63 and the first wireless module 7 are all grounded.

Referring to fig. 1 and 3, after the power supply module 5 starts to supply power, the flow sensor 2 is used for detecting whether water flows out of the fire hydrant, so as to judge whether water is stolen by people. When someone steals water, the flow sensor 2 sends a high level to the or gate K. The inclination angle sensor 3 is used for detecting whether the fire hydrant shakes or not, so that whether people damage the fire hydrant or not is judged. When someone breaks the fire hydrant, the tilt sensor 3 sends a high level to the or gate K. The water pressure sensor 4 is used for detecting the water pressure inside the fire hydrant, and when the water pressure inside the fire hydrant is abnormal, the water pressure sensor 4 sends a high level to the or gate K.

After any one or more of the flow sensor 2, the inclination sensor 3 and the water pressure sensor 4 sends out high level, the or gate K sends out high level. After the or gate K sends out a high level, the first triode Q1 is turned on, and the timing chip U2 starts to time. After the timing chip U2 finishes timing, pin 3 of the timing chip U2 sends out a high level, and the second triode Q2 is turned on. Then the input loop J1 of the relay is electrified, and the output loop J1-1 of the relay is closed.

The camera 10 is started, and the situation around the fire hydrant is shot through the camera 10; the alarm submodule 63 is started, and an alarm sound is sent out through the alarm submodule 63, so that the abnormal state of the fire hydrant caused by human is alarmed; the first wireless module 7 is started, and the first wireless module 7 sends a signal that the fire hydrant is in an abnormal state to the second wireless module 8. The second wireless module 8 sends the received signal to the monitoring center 9, and the monitoring center 9 is installed to arrange relevant personnel for investigation.

The implementation principle of the fire fighting equipment state detection system in the embodiment of the application is as follows: the solar panel 11 converts the light energy into the electric energy, and the electric energy is charged into the power supply module 5 after being subjected to voltage reduction by the voltage reduction module 12.

And the power supply module 5 supplies power for the fire-fighting equipment state detection system. The flow sensor 2 is used for detecting whether water flows out of the fire hydrant so as to judge whether a person steals the water; the inclination angle sensor 3 is used for detecting whether the fire hydrant shakes or not so as to judge whether a person destroys the fire hydrant or not; the water pressure sensor 4 is used to detect whether the water pressure inside the hydrant is abnormal.

After one or more of the flow sensor 2, the inclination sensor 3 and the water pressure sensor 4 sends out abnormal signals, the control module 1 controls the delay submodule 61 to start timing. After the time delay submodule 61 finishes timing, the control submodule 62 controls the alarm submodule 63, the camera 10 and the first wireless module 7 to start. The alarm submodule 63 is used for frightening the personnel who destroy and steal water; the camera 10 can shoot the situation of the scene, so that the personnel who destroy or steal water can be traced conveniently; the first wireless module 7 signals the second wireless module 8 of the abnormal state of the fire hydrant. The second wireless module 8 sends the signal to the monitoring center 9, and then the maintainers can rush to the site, check the abnormal state of the fire hydrant, and take corresponding measures.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A fire fighting equipment state detection system is characterized in that: including power module (5), flow sensor (2), control module (1), alarm module (6), first wireless module (7), second wireless module (8) and surveillance center (9), power module (5) is the power supply of fire-fighting equipment state detection system, flow sensor (2) send the flow detection signal to control module (1), control module (1) opens and close according to flow detection signal control alarm module (6) and first wireless module (7), first wireless module (7) send the flow detection signal to second wireless module (8), second wireless module (8) send the flow detection signal of first wireless module (7) for surveillance center (9).

2. A fire fighting equipment status detection system as defined in claim 1, wherein: the alarm module (6) comprises a delay submodule (61), a control submodule (62) and an alarm submodule (63), the control module (1) controls the delay submodule (61) to be opened and closed according to a detection signal, the delay submodule (61) sends a starting signal to the control submodule (62) in a delayed mode after being started, and the control submodule (62) controls the alarm submodule (63) and the first wireless module (7) to be started after receiving the starting signal.

3. A fire fighting equipment status detection system as defined in claim 2, wherein: the control submodule (62) is further connected with a camera (10), and the control submodule (62) controls the camera (10) to be started after receiving a starting signal.

4. A fire fighting equipment status detection system as defined in claim 1, wherein: the solar photovoltaic power generation system is characterized in that the power supply module (5) is connected with a voltage reduction module (12), the voltage reduction module (12) is connected with a solar panel (11), and the solar panel (11) charges the power supply module (5) through the voltage reduction module (12).

5. A fire fighting equipment status detection system as defined in claim 4, wherein: the voltage reduction module (12) comprises a first diode D1, a second diode D2, a first capacitor C1, a second capacitor C2, a voltage reduction chip U1, an inductor L, a first resistor R1 and a second resistor R2, wherein the anode of the solar panel (11) is connected with the anode of the first diode D1, the cathode of the first diode D1 is simultaneously connected with a first pin of a voltage reduction chip U1 and one end of the first capacitor C1, the second pin of the voltage reduction chip U1 is simultaneously connected with the cathode of the second diode D2 and one end of the inductor L, the other end of the inductor L is connected with the anode of the power supply module (5), the fourth pin of the voltage reduction chip U1 is simultaneously connected with one end of the first resistor R1 and one end of the second resistor R2, the other end of the first resistor R1 is simultaneously connected with the anode of the power supply module (5) and one end of the second capacitor C2, and the other end of the first capacitor C1 is connected with the anode of the power supply module (5), The other end of the second diode D2, the other end of the second capacitor C2, the other end of the second resistor R2, the cathode of the power supply module (5), and the third pin and the fifth pin of the buck chip U1 are all connected with the cathode of the solar panel (11).

6. A fire fighting equipment status detection system as defined in claim 1, wherein: control module (1) still is connected with water pressure sensor (4), water pressure sensor (4) set up in the water inlet of fire hydrant, water pressure sensor (4) send water pressure detection signal to control module (1).

7. A fire fighting equipment status detection system as defined in claim 6, wherein: the fire hydrant is characterized in that the control module (1) is further connected with an inclination sensor (3), the inclination sensor (3) is arranged on the outer wall of the fire hydrant, and the inclination sensor (3) sends an inclination detection signal to the control module (1).

8. A fire fighting equipment status detection system as defined in claim 7, wherein: the control module (1) is an OR gate K, the OR gate K has three inputs and an output, the output of flow sensor (2) is connected with an input of OR gate K, the output of water pressure sensor (4) is connected with another input of OR gate K, the output of tilt sensor (3) is connected with another input of OR gate K, the output of OR gate K is connected with the base of first triode Q1, the collecting electrode of first triode Q1 connects the positive pole of power supply module (5), the emitting electrode of first triode Q1 is connected with the input of alarm module (6).