CN108310712A - Fire-fighting equipment monitoring system - Google Patents
Fire-fighting equipment monitoring system Download PDFInfo
- Publication number
- CN108310712A CN108310712A CN201810247893.8A CN201810247893A CN108310712A CN 108310712 A CN108310712 A CN 108310712A CN 201810247893 A CN201810247893 A CN 201810247893A CN 108310712 A CN108310712 A CN 108310712A
- Authority
- CN
- China
- Prior art keywords
- fire
- water
- fighting
- sensor
- pump room
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
Abstract
The invention relates to a fire-fighting facility monitoring system.A fire-fighting water pool and a water collecting pit are respectively provided with a water level monitoring sensor, a fire-fighting pump room is internally provided with a temperature sensor and a humidity sensor, and an automatic water-spraying fire-extinguishing system, a fire-fighting water monitor system and a fire hydrant system are respectively connected with a pressure sensor; the water level monitoring sensor, the temperature sensor, the humidity sensor and the pressure sensor are respectively connected with the fire-fighting alarm host through the fire-fighting monitoring module. The invention can display the following signals on the fire-fighting alarm host: the fire-fighting water level signal, the water-full signal of the sump, the over-limit of the temperature and the humidity of the fire pump room and the like, the over-low water pressure signal and the over-high water pressure signal of the fire hydrant system, the over-low water pressure signal and the over-high water pressure signal of the automatic water-spraying fire-extinguishing system, and the over-low pressure signal and the over-high water pressure signal of each system of the water of the fire water monitor system. Through alarming and monitoring of the signals; and prompting the operator on duty to process corresponding problems, or automatically starting corresponding equipment, and feeding back the running state of the equipment to the fire control room.
Description
Technical field
The present invention relates to field of fire fighting equipment, and in particular to a kind of fire fighting device monitoring system.
Background technology
The prior art is unable to overall monitor fire pump room equipment operation condition, overall monitor that need to increase more equipment.Example
When such as the automatic water supplement of existing fire cistern, without display signal on fire protection warning mainframe host computer；The water level of fire cistern can be with
It is shown in fire protection control room by special equipment, but needs to increase special fire cistern height displaying instrument；Fire water water is full
When overflow, without display signal on fire protection warning mainframe host computer；When fire pump room catch pit full water, in fire protection warning host master
Without display signal on machine；Fire pump room temperature is too low, when having freezing fire fighting device danger, does not have on fire protection warning mainframe host computer
There is display signal；Fire pump room humidity is excessively high, and fire protection electric facility does not have there are when corrosion hazards on fire protection warning mainframe host computer
There is display signal；Hydrant system, automatic sprinkler system, fire water monitor system water press through low it cannot be guaranteed that water for fire extinguishing
When, without display signal on fire protection warning mainframe host computer；Hydrant system, automatic sprinkler system, fire water monitor system
When hypertonia, without display signal on fire protection warning mainframe host computer.Pump house ventilation device, heating device, drainage arrangement open
After dynamic, shown on fire protection warning mainframe host computer without feedback signal.
Invention content
The purpose of the present invention is to provide a kind of fire fighting device monitoring systems, can not be accurate to solve existing fire system
The problem of being monitored.
To achieve the above object, specifically, which includes fire cistern, fire pump room and fire-fighting control
Room processed, fire cistern are connected with automatic water filling mechanism, and for fire cistern by piping connection fire pump room, fire pump room is interior to be equipped with collection
Puddle, fire pump room are connected with automatic sprinkler system, fire water monitor system and hydrant system, are equipped in fire protection control room
Fire protection warning host, fire pump room is interior to be equipped with fire fighting monitoring module, and fire fighting monitoring module is connected to by connection and power cord
Fire protection warning host in fire protection control room；
It is equipped with the first water level detecting sensor in the fire cistern, the second water level detecting sensor is equipped in catch pit,
Temperature sensor is equipped in fire pump room, automatic sprinkler system, fire water monitor system and hydrant system are connected separately with
Pressure sensor；
First water level detecting sensor, the second water level detecting sensor, temperature sensor and pressure sensor difference
Fire protection warning host is connected by fire fighting monitoring module.
Spilling water sensor is also associated on the upside of the fire cistern, spilling water sensor connects fire-fighting by fire fighting monitoring module
Alarm host machine.
Ventilation device is equipped in the fire pump room, ventilation device is connect with the output end of fire fighting monitoring module.
Heating device is additionally provided in the fire pump room, heating device is connect with the output end of fire fighting monitoring module.
Humidity sensor is equipped in the fire pump room, humidity sensor connects fire protection warning master by fire fighting monitoring module
Machine.
The drainage arrangement of connection catch pit, the output end of drainage arrangement and fire fighting monitoring module are equipped in the fire pump room
Connection.
The drainage arrangement is draining pump.
The invention has the advantages that：The fire fighting device monitoring system of the present invention can show as follows on fire protection warning host
Signal：Water replenishment signal, fire cistern water level low signal, fire cistern spilling water signal, catch pit full water signal, fire pump room
The excessively high electrical equipment corrosion signal of the low antifreeze signal of temperature, fire pump room humidity, hydrant system hydraulic pressure cross low signal, excessively high letter
Number, automatic sprinkler system hydraulic pressure crosses low signal, crosses high RST, fire water monitor system water and press through low signal, cross high RST.It is logical
Cross alarm, the monitoring to these signals；It prompts operator on duty to handle corresponding problem, or starts relevant device automatically, and equipment
Operating status feeds back to fire protection control room.
Description of the drawings
Fig. 1 is the floor map of the embodiment of the present invention 1.
Fig. 2 is the sectional view of fire pump room and fire cistern.
Fig. 3 is the schematic diagram of fire fighting monitoring module..
In figure：1- fire pump room 2- catch pit 3- draining pump 4- fire cistern 5- fire protection control room 6- fire-fightings
Monitoring module 7- fire protection warning host 8- automatic sprinkler system 9- fire water monitor system 10- hydrant systems
11- spilling water sensor 12- snorkel 13- earthing.
Specific implementation mode
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
Referring to Fig. 1~3, which includes fire cistern 4, fire pump room 1 and fire protection control room 5, is disappeared
Anti- pond 4 is connected with automatic water filling mechanism, and fire cistern 4 is catchmented by piping connection fire pump room 1, interior be equipped with of fire pump room 1
Hole 2, fire pump room 1 is connected with automatic sprinkler system 8, fire water monitor system 9 and hydrant system 10, fire protection control room 5
Fire protection warning host 7 is inside set, fire fighting monitoring module 6 is equipped in fire pump room.
It is equipped with the first water level detecting sensor in fire cistern 4, the second water level detecting sensor (figure is equipped in catch pit 2
In be not shown), temperature sensor and humidity sensor, automatic sprinkler system 8, fire water monitor system are equipped in fire pump room 1
System 9 and hydrant system 10 are connected separately with pressure sensor；First water level detecting sensor, the second water level detecting sensor,
Temperature sensor, humidity sensor and pressure sensor are respectively connected to the input terminal of fire fighting monitoring module 6.
The bottom of fire cistern 4 is set there are one drawing water hole, and fire pump room 1 is drawn water hole by pipeline connection.Fire cistern 4 with
The upside closing setting of fire pump room 1, the upside of fire cistern 4 are connected with snorkel 12, and the upper end of snorkel 12 is bent downwardly
Setting, prevents sewage from entering in fire cistern 4.Fire cistern 4 and the upside of fire pump room 1 are covered with earthing 13.Fire cistern 4
It is equipped with overflow port in the upper lateral part close to fire pump 1, overflow port is located at the upside of catch pit 2, and further, which sets
It applies monitoring system and is equipped with spilling water sensor 11 at overflow port, spilling water sensor 11 accesses the input terminal of fire fighting monitoring module 6.Disappear
In the range of anti-pond 4 keeps water level to maintain setting by automatic water filling mechanism, ball-cock assembly may be used in automatic water filling mechanism
Etc. structures.Once automatic water filling failure mechanisms, if not stopping water filling, fire-fighting after the water in fire cistern 4 reaches upper water level
Water in pond 4 will be flowed by overflow port in catch pit 2, detected overflow water by spilling water sensor 11 at this time, said
Spilling water signal is passed to fire fighting monitoring module 6, fire fighting monitoring module 6 and fire protection warning host 7 by bright automatic water filling failure mechanisms
Communication, fire protection warning host 7 alarm, notify that service personnel overhauls by scene, pond leak is prevented not to be found.Certainly automatic
Another situation of water injecting mechanism failure is exactly still not noted automatically after the water level in fire cistern 4 reaches lowest water level
Water can be detected by the first water level detecting sensor at this time, then transmitted signal to and disappeared by fire fighting monitoring module 6
Anti- alarm host machine 7, fire protection warning host 7 send out alarm.
Ventilation device is equipped in fire pump room 1, ventilation device is connect with the output end of fire fighting monitoring module 6.Temperature sensing
Device detects that the temperature in fire pump room 1 is more than fire fighting monitoring module 6 and the communication of fire protection warning host 7, fire-fighting report after setting value
Alert host 7 sends out alarm signal, and operator on duty can manually boot ventilation device, can also be automatic by fire protection warning host 7
Start ventilation device and be aerated cooling, ensures equipment safety operation.Humidity sensor detects that the humidity in fire pump room 1 is super
After crossing setting value, fire fighting monitoring module 6 is communicated with fire protection warning host 7, and fire protection warning host 7 sends out alarm signal, watch
Member can manually boot ventilation device, can also start ventilation device automatically by fire protection warning host 7, prevent because wet in pump house
Spend high corrosion electrical equipment.
Heating device is additionally provided in fire pump room 1, heating device is connect with the output end of fire fighting monitoring module 6.Temperature passes
Sensor detects the temperature in fire pump room 1 less than after setting value, and fire fighting monitoring module transmits signals to fire protection warning host
7, fire protection warning host sends out alarm signal, can manually or automatically start heating device, prevents fire pump room 1 because low temperature is freezing
The components such as fire pump and pipeline valve.
The draining pump 3 of connection catch pit 2 is equipped in fire pump room 1, draining pump 3 and the output end of fire fighting monitoring module 6 connect
It connects, after the second water level detecting sensor detects that the water level in catch pit 2 is more than setting value, fire fighting monitoring module 6 is by signal
To fire protection warning host 7, fire protection warning host sends out alarm signal for communication, can start draining pump 3 with automatic or manual and arrange water
Go out, prevents leak in fire pump room 1 from impregnating damage fire-fighting equipment.
First water level detecting sensor is equipped with water level in water pool lower limit alarm contact；It is low that temperature sensor is equipped with electronic thermometer
Temperature alarm contact and electronic thermometer high temperature alarm contact；Pressure sensor, which is respectively equipped with, to be arranged in automatic sprinkler system 8
On automatic sprinkler system low pressure alarming contact and automatic sprinkler system alarm for high voltage contact, be arranged in fire water monitor
The fire water monitor system low-voltage alarm contact and fire water monitor system high pressure alarm contact of system 9 are arranged in hydrant system 10
On hydrant system low pressure alarming contact and hydrant system alarm for high voltage contact.
60 interfaces in upside of fire fighting monitoring module are followed successively by the present invention：
4 replenishment signal of fire cistern inputs, outer water-accepting tank water inlet pipe water flow indicator；
Pond low-water alarm signal input, external water level in water pool lower limit alarm contact；
Pond spilling water signal input, external spilling water sensor 11；
2 full water signal of pump house catch pit inputs, external second water level detecting sensor；
Pump house heat alarm inputs, external temperature sensor；
Pump house humidity crosses high RST input, external humidity sensor；
Hydrant system hydraulic pressure crosses low signal input, external hydrant system low pressure alarming contact；
Hydrant system hydraulic pressure crosses high RST input, external hydrant system alarm for high voltage contact；
Automatic sprinkler system hydraulic pressure crosses low signal input, external automatic sprinkler system low pressure alarming contact；
Automatic sprinkler system hydraulic pressure crosses high RST input, external automatic sprinkler system alarm for high voltage contact.
6 times side interfaces of fire fighting monitoring module include：
Fire water monitor system water presses through low signal input, external fire water monitor system low-voltage alarm contact；
Fire water monitor system water presses through high RST input, external fire water monitor system high pressure alarm contact；
Exhaust system enabling signal exports, external exhaust blower control cabinet；
Exhaust system enabling signal feed back input, external exhaust blower run feedback signal；
Heating device enabling signal exports, external heating device control cabinet；
Heating device enabling signal feed back input, external heating device run feedback signal；
Drain pump activation signal output, external draining pump control cabinet；
Drain pump activation signal feed back input, external draining pump operation feedback signal；
6 left end interface of fire fighting monitoring module inputs for automatic fire alarm signal bus；Right end interface is 24 volts of direct currents
Source inputs.
The present invention utilizes fire fighting monitoring module 6 by the signal transmission of each sensor to fire protection warning host 7, fire protection warning master
Machine 7 shows above-mentioned alarm signal, and by the linkage program of itself, can start corresponding executive device with automatic or manual, and
It receives, the feedback signal of display executive device operating, to reach the supervisory function bit to fire pump room 1.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention belong to the scope of protection of present invention.
Claims (7)
1. a kind of fire fighting device monitoring system, it is characterised in that：The fire fighting device monitoring system includes fire cistern, fire pump
Room and fire protection control room, fire cistern are connected with automatic water filling mechanism, and fire cistern passes through piping connection fire pump room, fire pump
Catch pit is equipped in room, fire pump room is connected with automatic sprinkler system, fire water monitor system and hydrant system, fire-fighting control
Interior processed sets fire protection warning host, and fire fighting monitoring module is equipped in fire pump room；
It is equipped with the first water level detecting sensor in the fire cistern, the second water level detecting sensor, fire-fighting are equipped in catch pit
Temperature sensor is equipped in pump house, automatic sprinkler system, fire water monitor system and hydrant system are connected separately with pressure
Sensor；
First water level detecting sensor, the second water level detecting sensor, temperature sensor and pressure sensor pass through respectively
Fire fighting monitoring module connects fire protection warning host.
2. fire fighting device monitoring system according to claim 1, it is characterised in that：It is also associated on the upside of the fire cistern
Spilling water sensor, spilling water sensor connect fire protection warning host by fire fighting monitoring module.
3. fire fighting device monitoring system according to claim 1, it is characterised in that：Ventilation dress is equipped in the fire pump room
It sets, ventilation device is connect with the output end of fire fighting monitoring module.
4. fire fighting device monitoring system according to claim 3, it is characterised in that：Heating is additionally provided in the fire pump room
Device, heating device are connect with the output end of fire fighting monitoring module.
5. fire fighting device monitoring system according to claim 1 or 3, it is characterised in that：It is equipped in the fire pump room wet
Sensor is spent, humidity sensor connects fire protection warning host by fire fighting monitoring module.
6. fire fighting device monitoring system according to claim 1, it is characterised in that：Connection collection is equipped in the fire pump room
The drainage arrangement in puddle, drainage arrangement are connect with the output end of fire fighting monitoring module.
7. fire fighting device monitoring system according to claim 6, it is characterised in that：The drainage arrangement is draining pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810247893.8A CN108310712A (en) | 2018-03-23 | 2018-03-23 | Fire-fighting equipment monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810247893.8A CN108310712A (en) | 2018-03-23 | 2018-03-23 | Fire-fighting equipment monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108310712A true CN108310712A (en) | 2018-07-24 |
Family
ID=62899024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810247893.8A Pending CN108310712A (en) | 2018-03-23 | 2018-03-23 | Fire-fighting equipment monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108310712A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111147607A (en) * | 2020-01-10 | 2020-05-12 | 田国廷 | Fire control water supply data remote sharing system |
| CN112330934A (en) * | 2020-10-28 | 2021-02-05 | 城安盛邦(北京)网络科技股份有限公司 | Artificial intelligence identification and study-judgment algorithm for fire alarm information |
| CN114199302A (en) * | 2021-10-22 | 2022-03-18 | 胡靖爽 | Forest conservation fire prevention pond support system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201527568U (en) * | 2009-07-15 | 2010-07-14 | 公安部沈阳消防研究所 | Automatic monitoring device of fire-fighting pool and water tank |
| CN201823218U (en) * | 2010-09-28 | 2011-05-11 | 浙江虎格电气有限公司 | Novel low-frequency automatic inspection system of fire-fighting pump |
| CN203154692U (en) * | 2013-04-12 | 2013-08-28 | 石家庄博硕电器有限公司 | Intelligent firefighting patrol inspection equipment |
| CN203591543U (en) * | 2013-09-27 | 2014-05-14 | 北京紫光新锐自控技术有限公司 | Anti-flooding system of fire pump control and inspection equipment |
| CN203629632U (en) * | 2013-11-28 | 2014-06-04 | 广东联泰环保股份有限公司 | Immersion-proof alarm control system of underground pump house |
| CN106168792A (en) * | 2016-07-20 | 2016-11-30 | 安徽海沃特水务股份有限公司 | A kind of pump house intelligent monitor system being provided with voice broadcast |
| CN206110247U (en) * | 2016-09-27 | 2017-04-19 | 郑州建东科技股份有限公司 | Fire control cistern automatic water supply monitoring device |
| CN206745810U (en) * | 2017-05-05 | 2017-12-15 | 四川智消科技有限公司 | A kind of fire-fighting water fire-extinguishing system automatic monitoring warning manager |
| CN207113106U (en) * | 2017-08-07 | 2018-03-16 | 广东腾源蓄冷节能科技有限公司 | A kind of pond or the anti-down can system of water pot |
| CN208097178U (en) * | 2018-03-23 | 2018-11-16 | 田国廷 | A kind of fire fighting device monitoring system |
-
2018
- 2018-03-23 CN CN201810247893.8A patent/CN108310712A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201527568U (en) * | 2009-07-15 | 2010-07-14 | 公安部沈阳消防研究所 | Automatic monitoring device of fire-fighting pool and water tank |
| CN201823218U (en) * | 2010-09-28 | 2011-05-11 | 浙江虎格电气有限公司 | Novel low-frequency automatic inspection system of fire-fighting pump |
| CN203154692U (en) * | 2013-04-12 | 2013-08-28 | 石家庄博硕电器有限公司 | Intelligent firefighting patrol inspection equipment |
| CN203591543U (en) * | 2013-09-27 | 2014-05-14 | 北京紫光新锐自控技术有限公司 | Anti-flooding system of fire pump control and inspection equipment |
| CN203629632U (en) * | 2013-11-28 | 2014-06-04 | 广东联泰环保股份有限公司 | Immersion-proof alarm control system of underground pump house |
| CN106168792A (en) * | 2016-07-20 | 2016-11-30 | 安徽海沃特水务股份有限公司 | A kind of pump house intelligent monitor system being provided with voice broadcast |
| CN206110247U (en) * | 2016-09-27 | 2017-04-19 | 郑州建东科技股份有限公司 | Fire control cistern automatic water supply monitoring device |
| CN206745810U (en) * | 2017-05-05 | 2017-12-15 | 四川智消科技有限公司 | A kind of fire-fighting water fire-extinguishing system automatic monitoring warning manager |
| CN207113106U (en) * | 2017-08-07 | 2018-03-16 | 广东腾源蓄冷节能科技有限公司 | A kind of pond or the anti-down can system of water pot |
| CN208097178U (en) * | 2018-03-23 | 2018-11-16 | 田国廷 | A kind of fire fighting device monitoring system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111147607A (en) * | 2020-01-10 | 2020-05-12 | 田国廷 | Fire control water supply data remote sharing system |
| CN112330934A (en) * | 2020-10-28 | 2021-02-05 | 城安盛邦(北京)网络科技股份有限公司 | Artificial intelligence identification and study-judgment algorithm for fire alarm information |
| CN114199302A (en) * | 2021-10-22 | 2022-03-18 | 胡靖爽 | Forest conservation fire prevention pond support system |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20220524 Address after: 024000 3rd floor, Hongxing Building, No. 20, Zhaowuda Road, Hongshan District, Chifeng City, Inner Mongolia Autonomous Region Applicant after: Chifeng Hongde security and fire protection intelligent network engineering Co.,Ltd. Address before: 024000 hall 11, building 28, hardware electromechanical City, Songshan District, Chifeng City, Inner Mongolia Autonomous Region Applicant before: Tian Guoting |
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Application publication date: 20180724 |
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