CN202740674U - Intelligent monitoring device of fire hydrant pressure of supply water and under-hydraulic-pressure state - Google Patents

Intelligent monitoring device of fire hydrant pressure of supply water and under-hydraulic-pressure state Download PDF

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Publication number
CN202740674U
CN202740674U CN 201220420634 CN201220420634U CN202740674U CN 202740674 U CN202740674 U CN 202740674U CN 201220420634 CN201220420634 CN 201220420634 CN 201220420634 U CN201220420634 U CN 201220420634U CN 202740674 U CN202740674 U CN 202740674U
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China
Prior art keywords
fire hydrant
pressure
under
hydraulic
pressure sensor
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CN 201220420634
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Chinese (zh)
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管彦伍
刘小斌
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ZHEJIANG KELONG FIRE FIGHTING INTELLIGENT DEVELOPMENT Co Ltd
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ZHEJIANG KELONG FIRE FIGHTING INTELLIGENT DEVELOPMENT Co Ltd
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Abstract

The utility model relates a fire hydrant monitoring device, in particular to an intelligent monitoring device of fire hydrant pressure of supply water and under-hydraulic-pressure state. An under-hydraulic-pressure sensor and a hydraulic pressure sensor are arranged on side of a fire hydrant body in matched mode. The under-hydraulic-pressure sensor is connected with a microprogrammed control unit (MCU) controller through a low-pass filter circuit. The hydraulic pressure sensor is connected with the MCU controller through a current and voltage switching circuit and the low-pass filter circuit. The MCU controller delivers detected signals to a telecommunication server through a wired manner or a wireless manner. According to a layout of the fire hydrant, a main pipe is provided with the under-hydraulic-pressure sensor and the hydraulic pressure sensor, and therefore the purposes of real-time remote monitoring to the fire protection hydraulic pressure in each area of the city, under-hydraulic-pressure alarm of each fire hydrant, statistics of low hydraulic pressure areas, layout design of assisting hydraulic pressure monitoring points, rationality of assisting and deciding the layout of the fire hydrant, area dispatching, dynamic search and analysis of the fire hydrant which does not meet with the pressure requirements and providing technical base for periodical improvement of a fire hydrant system, and the like are achieved.

Description

Intelligence fire hydrant pressure of supply water and under-voltage condition checkout gear
Technical field
The utility model relates to a kind of fire hydrant checkout gear, is specially a kind of intelligent fire hydrant pressure of supply water and under-voltage condition checkout gear.
Background technology
Fire hydrant plays key effect as the infrastructure of urban fire control in fire extinguishing.China's fire hydrant mainly comprises following three classes: town road is joined the fire hydrant of building, and the fire hydrant of building is joined by unit, and residential building is joined the fire hydrant of building.There is four major problem in present municipal fire hydrant: the one, be distributed in shop door mouth, crossing, and it is current to affect vehicle, personnel, and people fear to have delayed business, remove without authorization, move municipal fire hydrant; The 2nd, the place pile things ons such as the Cycle park of both sides, street and heap garbage, enclose municipal fire hydrant; The 3rd, because a variety of causes such as road reformation construction, Vehicular impact cause municipal fire hydrant to be destroyed; The 4th, some lawless persons steal municipal fire hydrant.Cause fire hydrant to clash into, knock down, sever the phenomenon such as disconnection and occur repeatedly, cause the water loss of water supply industry countless uncontrollable, fire fighting device damage situation is very serious, has had a strong impact on the security against fire in city.Above problem has had a strong impact on carrying out smoothly of fire-fighting fire extinguishing rescue at crucial moment, and the people and public property has been caused immeasurable loss.
The utility model content
For problems of the prior art, the purpose of this utility model is to provide the technical scheme of a kind of intelligent fire hydrant pressure of supply water and under-voltage condition checkout gear.
Described intelligent fire hydrant pressure of supply water and under-voltage condition checkout gear, comprise fire hydrant top end cover and fire hydrant body, described fire hydrant body side is equipped with under-voltage sensor and hydraulic pressure sensor, under-voltage sensor links to each other with the MCU controller through low-pass filter circuit, hydraulic pressure sensor links to each other with the MCU controller through current-to-voltage converting circuit, low-pass filter circuit, and the MCU controller is delivered to the telecommunication server with detection signal by wired or wireless mode.
Described intelligent fire hydrant pressure of supply water and under-voltage condition checkout gear are provided with pcb board in the described fire hydrant top end cover, in pcb board one side MCU controller and transmitting antenna are set.
Described intelligent fire hydrant pressure of supply water and under-voltage condition checkout gear, described under-voltage sensor adopts Pressure Switch Sensor, and the model of Pressure Switch Sensor is HS110-NC.
Described intelligent fire hydrant pressure of supply water and under-voltage condition checkout gear, described hydraulic pressure sensor adopts pressure sensor causes pressure sensor from the bottom with water by pressure diversion conduit.
Described intelligent fire hydrant pressure of supply water and under-voltage condition checkout gear, described MCU controller sends data by GPRS to the telecommunication server.
The utility model arranges under-voltage sensor and hydraulic pressure sensor by the layout of fire hydrant at main pipe, realization is to the real-time remote monitoring of the fire fighting hydraulic pressure of city regional, the layout designs of the statistics in the undervoltage warning of each fire hydrant, low hydraulic pressure zone, auxiliary hydraulic pressure monitoring point, the reasonability of aid decision fire hydrant layout, feasible region scheduling, the undesirable fire hydrant of pressure is carried out the dynamic queries analysis, for the fire hydrant systems transformation of stage provides technical basis etc.
Description of drawings
Fig. 1 is mounting structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of the utility model fire hydrant top end cover;
Fig. 3 is the signal processing flow figure of under-voltage sensor;
Fig. 4 is the signal processing flow figure of hydraulic pressure sensor;
Among the figure: 1-fire hydrant top end cover, 2-fire hydrant body, the under-voltage sensor of 3-, 4-hydraulic pressure sensor, 5-PCB plate, 6-MCU controller, 7-transmitting antenna, 8-low-pass filter circuit, 9-current-to-voltage converting circuit.
The specific embodiment
Below in conjunction with Figure of description the utility model is described further:
Intelligence fire hydrant pressure of supply water and under-voltage condition checkout gear, comprise fire hydrant top end cover 1 and fire hydrant body 2, fire hydrant body 2 sides are equipped with under-voltage sensor 3 and hydraulic pressure sensor 4, under-voltage sensor 3 links to each other with MCU controller 6 through low-pass filter circuit 8, hydraulic pressure sensor 4 links to each other with MCU controller 6 through current-to-voltage converting circuit 9, low-pass filter circuit 8, MCU controller 6 is delivered to the telecommunication server with detection signal by wired or wireless mode, and MCU controller 6 sends data by GPRS to the telecommunication server in the utility model.In fire hydrant top end cover 1, be provided with pcb board 5, in pcb board 5 one sides MCU controller 6 and transmitting antenna 7 be set.
Under-voltage sensor 3 of the present utility model adopts Pressure Switch Sensor, the model of Pressure Switch Sensor is the HS110-NC(closed type), the pressure switch operating pressure is adjustable, uses the compressed air that filters, be operated in-5~+ 60 ℃ of environment temperatures, adopt the G1/8 external screw thread to connect; When hydraulic pressure surpasses the Fire-Fighting Service pressure of setting, such as 0.14MPA, the output off-state.
Operation principle: closed type design, when hydraulic pressure surpasses the under-voltage value of setting, switch disconnects, the I/O mouth of MCU controller is in high level, when hydraulic pressure is lower than setting value, switch connection, by the low-pass filter circuit that I/O mouth place connects, filtering high frequency signal is connected to the external interrupt I/O mouth of MCU controller, the MCU controller carries out timing to be processed, if the cumulative time produces the low fault-signal of hydraulic pressure on surpassing 5 minutes, then enter the formation of the whole state data writing of current fire hydrant, then send data by GPRS to the telecommunication server immediately, after being sent, judge that current data lines up whether data are arranged, and does not then enter the sleep power down mode, otherwise continue to send, until current data according to formation are sent.After host computer receives low-voltage signal, can show the under-voltage warning real-time animation of fire hydrant in man-machine interface, and be recorded to historical data base and Mishap Database that send simultaneously the malfunction that note is informed administrative staff's fire hydrant, prompting arranges repairing as early as possible.
Hydraulic pressure sensor 4 adopts pressure sensors, from the bottom water is caused pressure sensor by pressure diversion conduit, each fire hydrant inside arranges pressure sensor, and the housing that can be installed in fire hydrant is positive, from the bottom hydraulic pressure is caused the Pressure gauge of pressure sensor by pressure diversion conduit.The pressure gauge parameter: measuring media is liquid; Measurement category is: 0-0.6MPa; Pressure type: absolute pressure; Accuracy class: 0.2 grade; Supply voltage: 24VDC; Output signal: 4~20mA; Medium temperature :-40~85 ℃; Degree of protection: IP65; Probe material: barrier film 316S, process joint 1Cr18Ni9Ti; Load capacity: (current mode) 250~1425 Ω (voltage-type) 〉=2K Ω.
Operation principle: before the collection signal, connect first first order supply module, the 5V voltage of stable output, restart second level boost module, the 24V instrument power supply voltage of stable output, this moment, instrumentation was normal, produce normal electric current output, process by current/voltage conversion and amplifier, the ADC mouth of the voltage signal of at last conversion being delivered to the MCU controller gathers, and produces hydraulic signal, with the data group bag data writing formation of other collection, then send data by GPRS to the telecommunication server, after being sent, judge that current data lines up whether data are arranged, and does not then enter the sleep power down mode, otherwise continue to send, until the data of current data formation are sent.After host computer receives the pressure of supply water signal, the under-voltage value demonstration fire hydrant that meeting is pressed setting in man-machine interface is under-voltage/normal real-time pictures, and be recorded to historical data base and Mishap Database, and sending simultaneously the malfunction that note is informed administrative staff's fire hydrant, prompting arranges repairing as early as possible.
According to design of the present utility model, at each fire hydrant pressure sensor is set, and carries out remote detection and transmission, perception pipe network water supply pressure that can be detailed; At fire hydrant water pressure switch is set, by long distance control system the pressure of supply water of urban fire control system is monitored, the undesirable fire hydrant of pressure of supply water is carried out the dynamic queries analysis, to the success rate that improves fire control, water undertaking's pipe network reasonable reformation, hydrant system reasonable reformation, to the safe personal safety of social property and improve the Fire-Fighting Service level and all have great realistic meaning.

Claims (5)

1. intelligent fire hydrant pressure of supply water and under-voltage condition checkout gear, comprise fire hydrant top end cover and fire hydrant body, it is characterized in that described fire hydrant body side is equipped with under-voltage sensor and hydraulic pressure sensor, under-voltage sensor links to each other with the MCU controller through low-pass filter circuit, hydraulic pressure sensor links to each other with the MCU controller through current-to-voltage converting circuit, low-pass filter circuit, and the MCU controller is delivered to the telecommunication server with detection signal by wired or wireless mode.
2. intelligent fire hydrant pressure of supply water according to claim 1 and under-voltage condition checkout gear is characterized in that being provided with pcb board in the described fire hydrant top end cover, in pcb board one side MCU controller and transmitting antenna are set.
3. intelligent fire hydrant pressure of supply water according to claim 1 and under-voltage condition checkout gear is characterized in that described under-voltage sensor adopts Pressure Switch Sensor, and the model of Pressure Switch Sensor is HS110-NC.
4. intelligent fire hydrant pressure of supply water according to claim 1 and under-voltage condition checkout gear is characterized in that described hydraulic pressure sensor adopts pressure sensor, from the bottom water are caused pressure sensor by pressure diversion conduit.
5. intelligent fire hydrant pressure of supply water according to claim 1 and under-voltage condition checkout gear is characterized in that described MCU controller sends data by GPRS to the telecommunication server.
CN 201220420634 2012-08-23 2012-08-23 Intelligent monitoring device of fire hydrant pressure of supply water and under-hydraulic-pressure state Active CN202740674U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220420634 CN202740674U (en) 2012-08-23 2012-08-23 Intelligent monitoring device of fire hydrant pressure of supply water and under-hydraulic-pressure state

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220420634 CN202740674U (en) 2012-08-23 2012-08-23 Intelligent monitoring device of fire hydrant pressure of supply water and under-hydraulic-pressure state

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103940545A (en) * 2014-02-28 2014-07-23 江苏大学 Fire-hydrant water pressure state monitoring system and method based on WSN
CN104043220A (en) * 2014-07-08 2014-09-17 安徽宝昱电子科技有限公司 Fire hydrant in self-inspection state
CN104225856A (en) * 2014-09-30 2014-12-24 冯林 Fire hydrant water pressure monitoring system
CN104368112A (en) * 2014-10-24 2015-02-25 滨州学院 Online monitoring and positioning system of fire hydrant and method of online monitoring and positioning system
WO2016011960A1 (en) * 2014-07-25 2016-01-28 冯林 Alarm fire hydrant device
WO2016011959A1 (en) * 2014-07-25 2016-01-28 冯林 Alarm fire hydrant
CN107854795A (en) * 2017-12-13 2018-03-30 芜湖润蓝生物科技有限公司 One kind is easy to foam firefighting bolt device for fastening

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103940545A (en) * 2014-02-28 2014-07-23 江苏大学 Fire-hydrant water pressure state monitoring system and method based on WSN
CN104043220A (en) * 2014-07-08 2014-09-17 安徽宝昱电子科技有限公司 Fire hydrant in self-inspection state
WO2016011960A1 (en) * 2014-07-25 2016-01-28 冯林 Alarm fire hydrant device
WO2016011959A1 (en) * 2014-07-25 2016-01-28 冯林 Alarm fire hydrant
CN104225856A (en) * 2014-09-30 2014-12-24 冯林 Fire hydrant water pressure monitoring system
CN104368112A (en) * 2014-10-24 2015-02-25 滨州学院 Online monitoring and positioning system of fire hydrant and method of online monitoring and positioning system
CN104368112B (en) * 2014-10-24 2017-03-15 滨州学院 Fire hydrant on-line monitoring alignment system and its method
CN107854795A (en) * 2017-12-13 2018-03-30 芜湖润蓝生物科技有限公司 One kind is easy to foam firefighting bolt device for fastening

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