CN112386834A - Capsule type fire extinguishing device - Google Patents

Capsule type fire extinguishing device Download PDF

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Publication number
CN112386834A
CN112386834A CN202011436929.0A CN202011436929A CN112386834A CN 112386834 A CN112386834 A CN 112386834A CN 202011436929 A CN202011436929 A CN 202011436929A CN 112386834 A CN112386834 A CN 112386834A
Authority
CN
China
Prior art keywords
foam
pipeline
fire
fire extinguishing
water
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
Application number
CN202011436929.0A
Other languages
Chinese (zh)
Inventor
姚若华
王人昊
刘金刚
安日勋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Feizhike Technology Co ltd
Original Assignee
Shanghai Feizhike Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Feizhike Technology Co ltd filed Critical Shanghai Feizhike Technology Co ltd
Priority to CN202011436929.0A priority Critical patent/CN112386834A/en
Publication of CN112386834A publication Critical patent/CN112386834A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A62C31/02—Nozzles specially adapted for fire-extinguishing
    • A62C31/12—Nozzles specially adapted for fire-extinguishing for delivering foam or atomised foam
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A62C31/28—Accessories for delivery devices, e.g. supports
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
    • A62C35/11—Permanently-installed equipment with containers for delivering the extinguishing substance controlled by a signal from the danger zone
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C5/00—Making of fire-extinguishing materials immediately before use
    • A62C5/02—Making of fire-extinguishing materials immediately before use of foam
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources

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  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The invention discloses a capsule type fire extinguishing device which comprises a protection area, a pressure tank body, a proportional mixer, a water source containing pool, a foam liquid storage pool, a smoke detector, a temperature detector and a fire alarm controller, wherein the fire alarm controller is respectively in communication connection with the smoke detector, the temperature detector, a first valve body, a second valve body, a third valve body, a first power pump and a second power pump. The invention has high sensitivity, can send out alarm signals in time when a fire breaks out, can evenly spray fire extinguishing foam into a protection area where the fire breaks out, has good fire extinguishing effect, and brings great convenience to fire monitoring and fire extinguishing work of the protection area.

Description

Capsule type fire extinguishing device
Technical Field
The invention relates to the technical field of fire-fighting equipment, in particular to a capsule type fire extinguishing device.
Background
When the capsule type fire extinguishing device in the prior art is used for extinguishing fire, foam can be sprayed to a protection area where fire occurs, the foam forms a foam covering layer, the surface of a burning object is isolated from air, the effect of suffocating and extinguishing the fire is achieved, in addition, water washed out by the foam can cool the surface of the burning object, and water vapor generated by heating and evaporating the foam can reduce the concentration of oxygen near the burning object, so that the capsule type fire extinguishing device becomes a fire extinguishing device which is generally used in the world at present.
The existing capsule type fire extinguishing device has a complex overall structure and low sensitivity, is difficult to send out an alarm signal in time when a fire breaks out, and cannot extrude fire extinguishing foam liquid in the capsule to produce foam to cover the surface of a burning object, so that great inconvenience is brought to fire extinguishing work in a protection area; in addition, the existing capsule type fire extinguishing device is difficult to generate foam which is uniformly sprayed into a protection area where fire occurs in the fire extinguishing process, the fire extinguishing effect is poor, and great harm is brought to the life safety of people.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide the capsule type fire extinguishing device which is reasonable in design, simple in structure and high in sensitivity, can send out an alarm signal in time when a fire disaster occurs, can uniformly spray fire extinguishing foam into a protection area where the fire disaster occurs, has a good fire extinguishing effect, and brings great convenience to fire monitoring and fire extinguishing work of the protection area.
In order to solve the technical problems, the invention adopts the following technical scheme:
a capsule fire extinguishing apparatus is characterized by comprising
The fire monitoring and protecting system comprises a protection area, fire monitoring and protecting devices and a control system, wherein fire extinguishing pipelines laid along the protection area are arranged at the top end inside the protection area, a plurality of foam spraying holes are arranged on the fire extinguishing pipelines at intervals along the distribution direction of the fire extinguishing pipelines, and a foam spraying nozzle is arranged on each foam spraying hole;
the pressure tank body is internally provided with a capsule body for containing foam liquid;
the proportional mixer is characterized in that a water outlet at the high-pressure side of the proportional mixer is communicated with a water inlet of the pressure tank body through a first pipeline, a first valve body is arranged on the first pipeline, a liquid inlet at the low-pressure side of the proportional mixer is communicated with a liquid outlet of the capsule body through a second pipeline, a second valve body is arranged on the second pipeline, a liquid outlet at the low-pressure side of the proportional mixer is communicated with a fire extinguishing pipeline through a conveying pipeline, and a foam generator which mixes water and foam liquid in proportion to produce foam is arranged on the conveying pipeline;
the water source containing pool is used for containing water for fire extinguishing, the water in the water source containing pool is communicated with a water inlet at the high-pressure side of the proportional mixer through a third pipeline, and a first power pump used for conveying the water in the water source containing pool into the proportional mixer is arranged on the third pipeline;
a foam concentrate storage tank for storing the foam concentrate for fire extinguishing, wherein the foam concentrate in the foam concentrate storage tank is communicated with a liquid inlet of the capsule body through a fourth pipeline, a second power pump for conveying the foam concentrate in the foam concentrate storage tank into the capsule body is arranged on the fourth pipeline, and a third valve body is arranged at the position, close to the liquid inlet of the capsule body, of the fourth pipeline;
the smoke detector is used for monitoring the smoke concentration in the protection area in real time and is arranged at the top end inside the protection area;
the temperature-sensing detector is used for monitoring the temperature value in the protection area in real time and is arranged at the top end inside the protection area;
when a fire disaster happens in the corresponding protection area, the corresponding valve body and the power pump can be controlled to be opened in time, the foam liquid in the capsule body can be extruded out and mixed with water in a set proportion to form a mixed liquid, then foam generated by the foam generator is sprayed to a fire alarm controller in the protection area through the foam spraying nozzle, and the fire alarm controller is respectively in communication connection with the smoke detector, the temperature detector, the first valve body, the second valve body, the third valve body, the first power pump and the second power pump.
In a preferred embodiment of the invention, the water outlet of the pressure tank is communicated with the water source containing pool through a return pipeline, a third power pump for conveying water flowing into the pressure tank to the water source containing pool is arranged on the return pipeline, a fourth valve body is arranged at one end of the return pipeline close to the water outlet of the pressure tank, and the third power pump and the fourth valve body are respectively in communication connection with the fire alarm controller.
In a preferred embodiment of the invention, a one-way valve is arranged at one end of the second pipeline close to the liquid outlet of the capsule body.
Compared with the prior art, the fire extinguishing foam spraying device has the advantages that the overall structure is simple, the sensitivity is high, when a fire disaster occurs, the fire extinguishing foam spraying device can send out an alarm signal in time, can uniformly spray fire extinguishing foam to a protection area where the fire disaster occurs, is good in fire extinguishing effect, and brings great convenience to fire monitoring and fire extinguishing work of the protection area.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Referring to fig. 1, there is shown a capsule fire extinguishing apparatus including a protection area 100, a pressure tank 200, a proportioner 1200, a water source holding tank 400, a foam concentrate storage tank 500, a smoke detector, a temperature detector and a fire alarm controller.
Fire monitoring protection is required in the protection area 100, fire extinguishing pipelines 110 laid along the protection area 100 are arranged at the top ends of the protection area 100, a plurality of foam spraying holes are arranged on the fire extinguishing pipelines 110 at intervals along the distribution direction of the fire extinguishing pipelines, and foam spraying nozzles 111 are arranged on the foam spraying holes.
The capsule body 300 for containing the foam liquid is arranged in the pressure tank body 200, the capsule body 300 has excellent elasticity, can contain a large amount of foam liquid, and brings great convenience for fire extinguishment of a subsequent protection area.
The proportioner 1200 can mix water and foam concentrate in a set proportion, a water outlet at the high-pressure side of the proportioner is communicated with a water inlet of the pressure tank body 200 through a first pipeline 700, a first valve body 710 is arranged on the first pipeline 700, a liquid inlet at the low-pressure side of the proportioner 1200 is communicated with a liquid outlet of the capsule body 300 through a second pipeline 800, a second valve body 810 is arranged on the second pipeline 800, a liquid outlet at the low-pressure side of the proportioner 1200 is communicated with the fire extinguishing pipeline 110 through a conveying pipeline 900, and a foam generator 910 for mixing water and foam concentrate according to a proportion to produce foam is arranged on the conveying pipeline 900.
The water source holds pond 400 and is used for holding the used water of putting out a fire, and the water source holds the water in the pond 400 and is linked together through the water inlet of third pipeline 600 and ratio blender 1200 high-pressure side, is equipped with a power pump 610 that is arranged in holding the water in the pond with the water source and carries to the ratio blender on third pipeline 600.
The foam concentrate storage tank 500 is used for storing foam concentrate for extinguishing fire, the foam concentrate in the foam concentrate storage tank 500 is communicated with a liquid inlet of the capsule body 300 through a fourth pipeline 1000, a second power pump 1010 for conveying the foam concentrate in the foam concentrate storage tank 500 into the capsule body 300 is arranged on the fourth pipeline 100, and a third valve 1020 is arranged at the position, close to the liquid inlet of the capsule body 300, of the fourth pipeline 1000.
The smoke detector is used for monitoring the smoke concentration in the protection area in real time, the smoke detector is arranged on the top end inside the protection area, the temperature detector is used for monitoring the temperature value in the protection area in real time, the temperature detector is arranged on the top end inside the protection area, and through the effective combination of the smoke detector and the temperature detector, the fire disaster monitoring sensitivity of the capsule type fire extinguishing device is effectively improved, and personal and property safety is further ensured.
When a fire disaster occurs in the corresponding protection area, the fire alarm controller can timely control the corresponding valve body and the power pump to be opened and can extrude foam liquid in the capsule body to be mixed with water in a set proportion to form mixed liquid, then foam generated by the foam generator is sprayed into the protection area through the foam spraying nozzle, and the fire alarm controller is respectively in communication connection with the smoke detector, the temperature detector, the first valve body 710, the second valve body 810, the third valve body 1020, the first power pump 610 and the second power pump 1020.
The water outlet of the pressure tank 200 is communicated with the water source containing pool 400 through a return pipe 1100, a third power pump 1110 for conveying water flowing into the pressure tank 200 into the water source containing pool 400 is arranged on the return pipe 400, a fourth valve body 1120 is arranged at one end of the return pipe 1100 close to the water outlet of the pressure tank 200, and the third power pump 1110 and the fourth valve body 1020 are respectively in communication connection with a fire alarm controller.
One end of the second pipeline 800 close to the liquid outlet of the capsule 300 is provided with a one-way valve 820, and by adopting the structure, the foam liquid flowing out of the capsule can be effectively prevented from reversely flowing back into the capsule, so that the practicability of the capsule fire extinguishing device is effectively improved.
The working principle of the invention is as follows:
when a fire disaster occurs, the smoke detector gives an alarm, the fire alarm controller gives a fire alarm signal, the audible and visual alarm inside the protection area is started to give an alarm signal to remind people in the field of the fire disaster to withdraw from the fire scene, the fire temperature is continuously raised, the temperature sensing detector gives an alarm, the fire alarm controller confirms the fire alarm signal, the fire alarm controller controls the first power pump to work, and the first valve body and the second valve body are controlled to be opened at the same time.
After the pressurized water enters the proportioner, most of the water enters a low-pressure area of a rear section through a pore plate of the proportioner, a small part of the water enters the pressure tank body through the first valve body, the water flowing into the pressure tank body extrudes the capsule body, foam liquid in the capsule body enters the low-pressure area of the proportioner through the second valve body under the extrusion of the pressure, the water and the foam liquid are automatically mixed in the low-pressure area according to the proportion to form foam mixed liquid, the foam mixed liquid is supplied to the foam generator through a conveying pipeline, the mixed liquid discharged from the foam generator is changed into air foam, and the air foam covers the surface of a combustion object through the foam injection nozzle to extinguish fire.
Under the condition that the flow rate of the liquid outlet flow from the capsule body is even, in the set time, the fire alarm controller controls the third valve body and the fourth valve body to be opened, and simultaneously controls the second power pump and the third power pump to work synchronously, so that the water quantity of water flowing out of the pressure tank body and the foam liquid quantity of the foam liquid flowing into the capsule body reach dynamic balance until the fire source of the protection area is completely extinguished, the foam liquid stored in the capsule body is prevented from being insufficient to extinguish the fire source of the protection area by adopting the structure, and the practical performance of the capsule type fire extinguishing device is effectively improved.
In conclusion, the fire extinguishing foam spraying device has the advantages that the overall structure is simple, the sensitivity is high, when a fire disaster occurs, the fire extinguishing foam spraying device can send out an alarm signal in time, can uniformly spray fire extinguishing foam into a protection area where the fire disaster occurs, is good in fire extinguishing effect, and brings great convenience to fire monitoring and fire extinguishing work of the protection area.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (3)

1. A capsule fire extinguishing apparatus is characterized by comprising
The fire monitoring and protecting system comprises a protection area, fire monitoring and protecting devices and a control system, wherein fire extinguishing pipelines laid along the protection area are arranged at the top end inside the protection area, a plurality of foam spraying holes are arranged on the fire extinguishing pipelines at intervals along the distribution direction of the fire extinguishing pipelines, and a foam spraying nozzle is arranged on each foam spraying hole;
the pressure tank body is internally provided with a capsule body for containing foam liquid;
the proportional mixer is characterized in that a water outlet at the high-pressure side of the proportional mixer is communicated with a water inlet of the pressure tank body through a first pipeline, a first valve body is arranged on the first pipeline, a liquid inlet at the low-pressure side of the proportional mixer is communicated with a liquid outlet of the capsule body through a second pipeline, a second valve body is arranged on the second pipeline, a liquid outlet at the low-pressure side of the proportional mixer is communicated with a fire extinguishing pipeline through a conveying pipeline, and a foam generator which mixes water and foam liquid in proportion to produce foam is arranged on the conveying pipeline;
the water source containing pool is used for containing water for fire extinguishing, the water in the water source containing pool is communicated with a water inlet at the high-pressure side of the proportional mixer through a third pipeline, and a first power pump used for conveying the water in the water source containing pool into the proportional mixer is arranged on the third pipeline;
a foam concentrate storage tank for storing the foam concentrate for fire extinguishing, wherein the foam concentrate in the foam concentrate storage tank is communicated with a liquid inlet of the capsule body through a fourth pipeline, a second power pump for conveying the foam concentrate in the foam concentrate storage tank into the capsule body is arranged on the fourth pipeline, and a third valve body is arranged at the position, close to the liquid inlet of the capsule body, of the fourth pipeline;
the smoke detector is used for monitoring the smoke concentration in the protection area in real time and is arranged at the top end inside the protection area;
the temperature-sensing detector is used for monitoring the temperature value in the protection area in real time and is arranged at the top end inside the protection area;
when a fire disaster happens in the corresponding protection area, the corresponding valve body and the power pump can be controlled to be opened in time, the foam liquid in the capsule body can be extruded out and mixed with water in a set proportion to form a mixed liquid, then foam generated by the foam generator is sprayed to a fire alarm controller in the protection area through the foam spraying nozzle, and the fire alarm controller is respectively in communication connection with the smoke detector, the temperature detector, the first valve body, the second valve body, the third valve body, the first power pump and the second power pump.
2. A capsule fire extinguishing apparatus as recited in claim 1, wherein: the water outlet of the pressure tank body is communicated with the water source containing pool through a backflow pipeline, a third power pump used for conveying water flowing into the pressure tank body to the water source containing pool is arranged on the backflow pipeline, a fourth valve body is arranged at one end, close to the water outlet of the pressure tank body, of the backflow pipeline, and the third power pump and the fourth valve body are in communication connection with a fire alarm controller respectively.
3. A capsule fire extinguishing apparatus as recited in claim 1, wherein: one end of the second pipeline close to the liquid outlet of the capsule body is provided with a one-way valve.
CN202011436929.0A 2020-12-11 2020-12-11 Capsule type fire extinguishing device Pending CN112386834A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011436929.0A CN112386834A (en) 2020-12-11 2020-12-11 Capsule type fire extinguishing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011436929.0A CN112386834A (en) 2020-12-11 2020-12-11 Capsule type fire extinguishing device

Publications (1)

Publication Number Publication Date
CN112386834A true CN112386834A (en) 2021-02-23

Family

ID=74625402

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011436929.0A Pending CN112386834A (en) 2020-12-11 2020-12-11 Capsule type fire extinguishing device

Country Status (1)

Country Link
CN (1) CN112386834A (en)

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