CN113230572B - Fire control wireless communication residual pressure monitoring system - Google Patents
Fire control wireless communication residual pressure monitoring system Download PDFInfo
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- CN113230572B CN113230572B CN202110537424.1A CN202110537424A CN113230572B CN 113230572 B CN113230572 B CN 113230572B CN 202110537424 A CN202110537424 A CN 202110537424A CN 113230572 B CN113230572 B CN 113230572B
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- air
- monitoring system
- pressure monitoring
- refuge
- residual pressure
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/04—Control of fire-fighting equipment with electrically-controlled release
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a fire-fighting wireless communication residual pressure monitoring system, which comprises a building, wherein a front room, a staircase, a refuge walkway and a fan room are arranged in the building, wherein: the right side of the front chamber is provided with a staircase, and the front chamber is arranged corresponding to the refuge walkway; the inside in air feeder room is provided with forced draught blower body and air exhauster to air feeder room's inside still is provided with control mechanism, control mechanism includes central processing unit, relief valve executor, excess pressure monitoring control ware, excess pressure sensor and conflagration monitored control system, and wherein, central processing unit all is connected through the signal with relief valve executor and excess pressure monitoring control ware. This fire control wireless communication excess pressure monitoring system adopts wireless communication's mode to realize the monitoring of excess pressure and the completion of pressurization air supply work, need not the connection of electric lines, guarantees the validity of monitoring system work to combine with daily ventilation system, make the more reasonable quilt of resource utilize.
Description
Technical Field
The invention relates to the technical field related to a fire-fighting residual pressure monitoring system, in particular to a fire-fighting wireless communication residual pressure monitoring system.
Background
In the building fire-fighting design, the natural ventilation system can not meet the requirement of fire and easily causes the spread of the fire, so the air supply mode of the mechanical pressurization air supply system is adopted to supply air and pressurize to the evacuation spaces such as the front room, the staircase and the refuge walkway, and the smoke and the fire of the fire are prevented from spreading to the evacuation spaces through the formed pressure difference, thereby effectively preventing the spread of the fire and ensuring the relative safety of the evacuation spaces.
However, all parts of the existing fire-fighting residual pressure monitoring system are connected through electric wires, when a fire disaster occurs, the electric wires are easily damaged, information cannot be timely transmitted, normal monitoring and prevention and control are affected, the common fire-fighting residual pressure monitoring system is independently arranged, and in daily ventilation, the common fire-fighting residual pressure monitoring system cannot be well combined with a ventilation system, so that resource waste is caused.
Disclosure of Invention
The invention aims to provide a fire-fighting wireless communication residual pressure monitoring system, which aims to solve the problems that all parts of most fire-fighting residual pressure monitoring systems proposed in the background art are connected through electric wires, the electric wires are easily damaged and information cannot be transmitted timely when a fire disaster occurs, normal monitoring and prevention and control are influenced, and the wireless communication residual pressure monitoring system is independently arranged and cannot be well combined with a ventilation system in daily ventilation and air exchange, so that the resource waste is caused.
In order to achieve the purpose, the invention provides the following technical scheme: a fire control wireless communication residual pressure monitoring system comprises:
building, be provided with front room, stairwell, refuge pavement and air supply fan room in the building, wherein:
a staircase is arranged on the right side of the front chamber, the front chamber is arranged corresponding to the refuge walkway, and a blower room is arranged on the top layer of the building;
the inside in air feeder room is provided with forced draught blower body and air exhauster to air feeder room's inside still is provided with control mechanism.
Preferably, control mechanism includes central processing unit, relief valve executor, excess pressure monitoring control ware, excess pressure sensor and conflagration monitored control system, and wherein, central processing unit all is connected through the signal with relief valve executor and excess pressure monitoring control ware to central processing unit and the equal signal connection of the controller on forced draught blower body and the air exhauster.
Preferably, the excess pressure sensor and the fire monitoring system are arranged inside the front chamber and the refuge walkway on each layer, the excess pressure sensor and the fire monitoring system are arranged in the middle of the staircase in a separated layer mode, and the excess pressure sensor is arranged on the inner side and the outer side of a partition wall of the front chamber, the staircase and the refuge walkway.
Preferably, the input end of the blower body is communicated with the outside through an air inlet pipeline, the output end of the blower body is communicated with an air transmission pipeline through a main air pipe, and the main air pipe is provided with a main control valve.
Preferably, the gas transmission pipeline is provided with a gas exchange branch pipe and a gas supply branch pipe, wherein the gas exchange branch pipe is arranged corresponding to the gas exchange inlet, the gas supply branch pipe is arranged corresponding to the gas supply outlet, the gas exchange branch pipe is provided with a gas exchange control valve, and the gas supply branch pipe is provided with a gas supply control valve.
Preferably, the output end of the exhaust fan is connected with the processing mechanism, the output end of the processing mechanism is connected with the air outlet pipeline, and the air outlet pipeline is communicated with the outside.
Preferably, the ventilation inlet and the air supply outlet are arranged on each floor of the front chamber, the staircase and the refuge walkway, the wind directions of the ventilation inlet and the air supply outlet are opposite, and the ventilation inlet and the air supply outlet are separately arranged up and down on the same floor.
Preferably, the pressure value ranges of the residual pressure sensors in the front chamber and the refuge walkway are set to be 25Pa-30Pa, the pressure value ranges of the residual pressure sensors in the stairwell are set to be 45Pa-50Pa, and the residual pressure sensors are in signal connection with the residual pressure monitoring controller.
Preferably, the blower body and the exhaust fan both carry out gas conveying through a gas conveying pipeline, and the blower body and the exhaust fan do not work simultaneously.
Compared with the prior art, the invention has the beneficial effects that: the fire-fighting wireless communication residual pressure monitoring system realizes the residual pressure monitoring and the completion of the pressurized air supply work in a wireless communication mode, does not need electric wire connection, ensures the working effectiveness of the monitoring system, and is combined with a daily ventilation system, so that resources are utilized more reasonably;
1. the central processing unit, the pressure relief valve actuator, the excess pressure monitoring controller, the excess pressure sensor and the fire monitoring system are arranged, wherein the pressure relief valve actuator, the excess pressure monitoring controller, the excess pressure sensor and the fire monitoring system are connected with the central processing unit in a signal connection mode to replace the traditional wire connection, so that information can be more effectively transmitted when a fire disaster occurs, and further the fire disaster is quickly processed;
2. the exhaust fan is arranged in the blower room and is connected with the air transmission pipeline through the main air pipe, so that when a fire disaster does not happen, the exhaust fan works, air in spaces such as a front room, a staircase and a refuge walkway is updated through the air transmission pipeline and the air exchange inlet, the extracted air is processed through the processing mechanism and then is discharged outdoors, and indoor air exchange is achieved in an auxiliary mode.
Drawings
FIG. 1 is a schematic view of the pressurized air supply operation of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the ventilation operation of the present invention;
FIG. 4 is a schematic plan view of the refuge walkway of the present invention.
In the figure: 1. a front chamber; 2. a staircase; 3. a refuge walkway; 4. a blower room; 5. a blower body; 6. a central processing unit; 7. a pressure relief valve actuator; 8. a residual pressure monitoring controller; 9. a residual pressure sensor; 10. a fire monitoring system; 11. an exhaust fan; 12. a processing mechanism; 13. a main air duct; 14. a master control valve; 15. a gas pipeline; 16. a ventilation branch pipe; 17. a ventilation inlet; 18. a gas supply branch pipe; 19. an air supply outlet; 20. an air exchange control valve; 21. a gas supply control valve; 22. an air inlet pipeline; 23. and (4) an air outlet pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a fire-fighting wireless communication residual pressure monitoring system comprises a front chamber 1, a staircase 2, a refuge walkway 3, a blower room 4, a blower body 5, a central processing unit 6, a pressure relief valve actuator 7, a residual pressure monitoring controller 8, a residual pressure sensor 9, a fire monitoring system 10, an exhaust fan 11, a processing mechanism 12, a main air pipe 13, a main control valve 14, an air transmission pipeline 15, an air exchange branch pipe 16, an air exchange inlet 17, an air supply branch pipe 18, an air supply outlet 19, an air exchange control valve 20, an air supply control valve 21 and an air inlet pipeline 22, wherein the blower body 5, the central processing unit 6, the pressure relief valve actuator 7, the residual pressure monitoring controller 8, the exhaust fan 11 and the processing mechanism 12 are all arranged inside the blower room 4;
when the fire fighting wireless communication residual pressure monitoring system is used, the fire monitoring system 10 monitors the fire condition inside the front room 1, the staircase 2 and the refuge walkway 3 in real time, when no fire occurs, as shown in fig. 3, the fire monitoring system 10 transmits information to the central processor 6, the central processor 6 controls the starting of the exhaust fan 11 through the controller on the exhaust fan 11, at this time, the controller controls the master control valve 14, so that the master air pipe 13 is communicated with the exhaust fan 11, the air exchange control valve 20 is opened, the air supply control valve is closed by 21 times, the exhaust fan 11 is started, and air is extracted upwards through the air transmission pipeline 15, meanwhile, the air in the front room 1, the staircase 2 and the refuge walkway 3 enters the inside of the branch pipe 16 through the air exchange inlet 17 and further enters the inside of the air transmission pipeline 15, and then is transmitted to the processing mechanism 12 through the exhaust fan 11, the air treated by the treatment mechanism 12 is discharged through the air outlet pipeline 23, and meanwhile, the doors, the windows and the patios arranged inside the building balance the air pressure of the extracted air, so that the stability of the air pressure inside the building is ensured, and in the process, air purification can be completed by the aid of the arranged air transmission pipeline 15, so that the air flow is accelerated, and the replacement of air inside the building is assisted;
when a fire disaster occurs, the fire monitoring system 10 monitors the occurrence of the fire disaster, transmits a fire disaster signal to the central processor 6, the central processor 6 controls the exhaust fan 11 to be closed at the moment, controls the blower body 5 to be started through a controller on the blower body 5, and the master control valve 14 is opened under the control of the controller to ensure the communication between the master air pipe 13 and the blower body 5, the port communicated with the exhaust fan 11 is closed, the air exchange control valve 20 is opened and closed, the air supply control valve 21 times is opened, at the moment, the blower body 5 is started, and the outside air is input through the air inlet pipe 22, is input into the air transmission pipe 15 through the master air pipe 13 and is finally discharged into the front chamber 1, the staircase 2 and the escape walkway 3 through the air supply branch pipe 18 and the air supply outlet 19, at the moment, due to the continuous input of the outside air, the pressure inside the front chamber 1, the staircase 2 and the refuge walkway 3 is increased, so that smoke or flame outside the front chamber 1, the staircase 2 and the refuge walkway 3 can be prevented from spreading to the inside of the front chamber 1, the staircase 2 and the refuge walkway 3, and the escape is facilitated;
in addition, when the blower body 5 works, the residual pressure sensor 9 works continuously to monitor the pressure inside and outside the partition walls of the front room 1, the staircase 2 and the refuge walkway 3, when the residual pressure sensor 9 in the front room 1 and the refuge walkway 3 monitors that the pressure range exceeds 25Pa-30Pa and the residual pressure sensor 9 in the staircase 2 monitors that the pressure range exceeds 45Pa-50Pa, the residual pressure sensor 9 transmits a signal to the residual pressure monitoring controller 8, the residual pressure monitoring controller 8 controls the work of the pressure release valve actuator 7 to perform pressure release work, so as to prevent the pressure inside the refuge front room 1, the staircase 2 and the walkway 3 from being overlarge, and because the opening directions of the evacuation doors arranged in the front room 1, the staircase 2 and the refuge walkway 3 are all towards the evacuation mode, when the pressure is overlarge, the evacuation door is closed and is difficult to open, the evacuation door can be normally opened in a pressure relief mode, and the spread of fire can be effectively controlled.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. The apparatus embodiments described above are merely illustrative, and for example, the flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of apparatus, methods and computer program products according to embodiments of the present application. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides a fire control wireless communication residual pressure monitoring system which characterized in that includes:
building, be provided with front room (1), stairwell (2), refuge pavement (3) and air supply fan room (4) in the building, wherein:
a staircase room (2) is arranged on the right side of the front chamber (1), the front chamber (1) is arranged corresponding to the refuge walkway (3), and a fan room (4) is arranged on the top layer of the building;
the air blower room (4) is internally provided with an air blower body (5) and an exhaust fan (11), and the air blower room (4) is internally provided with a control mechanism;
the air supply device is characterized in that the input end of the air feeder body (5) is communicated with the outdoor space through an air inlet pipeline (22), the output end of the air feeder body (5) is communicated with a gas transmission pipeline (15) through a main air pipe (13), a main control valve (14) is arranged on the main air pipe (13), a gas exchange branch pipe (16) and an air supply branch pipe (18) are arranged on the gas transmission pipeline (15), wherein the gas exchange branch pipe (16) is arranged corresponding to a gas exchange inlet (17), the air supply branch pipe (18) is arranged corresponding to an air supply outlet (19), a gas exchange control valve (20) is arranged on the gas exchange branch pipe (16), a gas supply control valve (21) is arranged on the air supply branch pipe (18), the output end of the exhaust fan (11) is connected with the processing mechanism (12), the output end of the processing mechanism (12) is connected with an air outlet pipeline (23), and the air outlet pipeline (23) is communicated with the outdoor space, every layer of import of taking a breath (17) and air feed outlet (19) all has the setting at antechamber (1), stairwell (2) and refuge pavement (3), and the wind direction of import of taking a breath (17) and air feed outlet (19) is opposite, and separately sets up about import of taking a breath (17) and air feed outlet (19) in same layer, and air exhauster (11) are connected with gas transmission pipeline (15) through total tuber pipe (13), forced draught blower body (5) and air exhauster (11) all carry out gas transportation through gas transmission pipeline (15), and forced draught blower body (5) and air exhauster (11) do not work simultaneously.
2. The fire fighting wireless communication residual pressure monitoring system according to claim 1, characterized in that: control mechanism includes central processing unit (6), relief valve executor (7), excess pressure monitoring control ware (8), excess pressure sensor (9) and conflagration monitored control system (10), and wherein, central processing unit (6) all are connected through signal with relief valve executor (7) and excess pressure monitoring control ware (8) to central processing unit (6) and the equal signal connection of controller on forced draught blower body (5) and air exhauster (11).
3. The fire fighting wireless communication residual pressure monitoring system according to claim 2, characterized in that: the excess pressure sensor (9) and the fire monitoring system (10) are arranged inside the front chamber (1) and the refuge walkway (3) on each layer, the excess pressure sensor (9) and the fire monitoring system (10) are arranged on the middle layer of the staircase (2), and the excess pressure sensor (9) is arranged on the inner side and the outer side of a partition wall of the front chamber (1), the staircase (2) and the refuge walkway (3).
4. The fire fighting wireless communication residual pressure monitoring system according to claim 1, characterized in that: the pressure value ranges of the residual pressure sensors (9) in the front chamber (1) and the refuge walkway (3) are set to be 25Pa-30Pa, the pressure value range of the residual pressure sensor (9) in the staircase (2) is set to be 45Pa-50Pa, and the residual pressure sensor (9) is in signal connection with the residual pressure monitoring controller (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110537424.1A CN113230572B (en) | 2021-05-18 | 2021-05-18 | Fire control wireless communication residual pressure monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110537424.1A CN113230572B (en) | 2021-05-18 | 2021-05-18 | Fire control wireless communication residual pressure monitoring system |
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| CN113230572A CN113230572A (en) | 2021-08-10 |
| CN113230572B true CN113230572B (en) | 2022-06-10 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2879471B1 (en) * | 2004-12-20 | 2007-01-26 | Commissariat Energie Atomique | DEVICE FOR LIMITING THE ULTIMATE CONSEQUENCES OF A GENERALIZED FIRE NOT CONTROLLED IN A STORAGE CELL OF DANGEROUS MATERIALS |
| CN208075235U (en) * | 2018-03-26 | 2018-11-09 | 中铁建设集团有限公司 | A kind of underground fire protection control room is usually blown and smoke evacuation integrated system |
| CN210933560U (en) * | 2019-10-25 | 2020-07-07 | 南京长江都市建筑设计股份有限公司 | Excess pressure monitoring control structure in fire control pressurization air supply system |
| CN111720945A (en) * | 2020-07-21 | 2020-09-29 | 中铁（天津）隧道工程勘察设计有限公司 | Ventilation system and method for subway equipment room |
| CN112684821B (en) * | 2021-02-03 | 2023-05-16 | 贵庭数字科技(天津)有限公司 | Building fire emergency evacuation system using LoRa wireless communication module |
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