CN104587627A - Spraying fire-extinguishing system with pressure keeping and quantity assuring of ship under no consumption condition - Google Patents
Spraying fire-extinguishing system with pressure keeping and quantity assuring of ship under no consumption condition Download PDFInfo
- Publication number
- CN104587627A CN104587627A CN201310531228.9A CN201310531228A CN104587627A CN 104587627 A CN104587627 A CN 104587627A CN 201310531228 A CN201310531228 A CN 201310531228A CN 104587627 A CN104587627 A CN 104587627A
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- variable frequency
- pump
- fire
- lossless
- frequency pump
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
- A62C3/10—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles in ships
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to a spraying fire-extinguishing system with pressure keeping and quantity assuring of ship under no consumption condition, which comprises a fire pump and a no consumption discharge outboard pipe arranged on the fire pump, the spraying fire-extinguishing system also comprises a power frequency pump water absorption tube, a power frequency pump water feeding tube, a frequency conversion pump water absorption tube, a frequency conversion pump water feeding tube, a frequency conversion pump no-consumption tube, a seawater inlet section, a spraying fire-extinguishing main tube and a control box; the power frequency pump water absorption tube and the frequency conversion pump water absorption tube are simultaneously connected to the seawater inlet section, the power frequency pump water feeding tube and the frequency conversion pump water feeding tube are simultaneously connected to the spraying fire-extinguishing main tube, and the control box are respectively connected to the power frequency pump water absorption tube, the power frequency pump water feeding tube, the frequency conversion pump water absorption tube, the frequency conversion pump water feeding tube, the frequency conversion pump no-consumption tube, the seawater inlet section and the spraying fire-extinguishing main tube. According to the invention, no consumption condition of the spraying fire-extinguishing system is satisfied, the tube network pressure is kept, and minimum flow requirement of the spraying fire-extinguishing system can be ensured.
Description
Technical field
The present invention relates to auxiliary system, particularly the water fire-extinguishing system of the lossless operating mode dimension in a kind of naval vessel pressure guarantor amount.
The present invention relates to, belong to the lossless operating mode of naval vessels water fire-extinguishing system especially, under meeting the lossless operating mode of water fire-extinguishing system, maintain ductwork pressure, ensure the requirement of system minimum flow.
Background technology
For ensureing fire hydrant water promptness and the fire suppression effectiveness of naval ship water fire extinguishing system, relevant criterion clear stipulaties naval ship water fire extinguishing system at least can obtain one effective water column from any fire hydrant of interior location, and guarantees to start required fire pump immediately to the lasting water supply of water fire-extinguishing system.Naval ship water fire extinguishing system, under lossless operating mode at ordinary times, at least opens an electric-drive fire pump, to meet the water requirements of ductwork pressure and a fire hydrant continuous and effective simultaneously.
The lossless operating mode of traditional naval ship water fire extinguishing system adopts and the export pipeline of the fire pump of full ship large discharge will be set to lossless row's side of a ship outer tube of less latus rectum, when system no user consumes, fire pump operates, when manifold pressure about reaches setting, now lossless flow is about only 1/4 ~ 1/2 of fire pump metered flow.Then during lossless operating mode, fire pump is in low discharge, high-lift inefficient duty always, can cause the waste of use cost.
Therefore how to meet under the lossless operating mode of water fire-extinguishing system, maintain ductwork pressure, and ensure the requirement of water fire-extinguishing system minimum flow, become one of current problem demanding prompt solution.
Summary of the invention
The problem that technical scheme of the present invention solves how to meet under the lossless operating mode of water fire-extinguishing system, maintains ductwork pressure, and ensure the requirement of water fire-extinguishing system minimum flow.
For solving the problem, technical scheme of the present invention provides the water fire-extinguishing system of a kind of naval vessel lossless operating mode dimension pressure guarantor amount, and comprise fire pump and be arranged on the lossless row's outboard pipeline on described fire pump, described water fire-extinguishing system also comprises:
General pump suction hose, general pump feed pipe, variable frequency pump suction hose, variable frequency pump feed pipe, the lossless pipe of variable frequency pump, seawater inlet segment, above-water method house steward and control cabinet;
Described general pump suction hose and variable frequency pump suction hose connect with described seawater inlet segment simultaneously, described general pump feed pipe and variable frequency pump feed pipe connect with described above-water method house steward simultaneously, and described control cabinet is connected with described general pump suction hose, general pump feed pipe, variable frequency pump suction hose, variable frequency pump feed pipe, the lossless pipe of variable frequency pump, seawater inlet segment and above-water method house steward respectively.
Compared with prior art, the present invention has the following advantages:
Technical scheme of the present invention is owing to have employed general pump suction hose, general pump feed pipe, variable frequency pump suction hose, variable frequency pump feed pipe, the lossless pipe of variable frequency pump, seawater inlet segment, above-water method house steward and control cabinet, compared with prior art, improve the service efficiency of equipment during naval ship water fire extinguishing system lossless operating mode, energy-conservation requirement is met simultaneously at energy use high degree, meet under the lossless operating mode of water fire-extinguishing system, maintain ductwork pressure, and ensure the requirement of water fire-extinguishing system minimum flow.In addition, save the energy resource consumption of generated energy on warship, decrease the wearing and tearing of general pump off rating of equipment under lossless operating mode.Possesses certain economic outlook.
Accompanying drawing explanation
Fig. 1 is the structural representation of the water fire-extinguishing system of prior art;
Fig. 2 is the structural representation of the water fire-extinguishing system of the naval vessel lossless operating mode dimension pressure guarantor amount that the embodiment of the present invention provides.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage more become apparent, and are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the present invention.But the present invention can be different from alternate manner described here to implement with multiple, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention.Therefore the present invention is not by the restriction of following public detailed description of the invention.
Fig. 1 is the structural representation of the water fire-extinguishing system of prior art, is described below to prior art:
As shown in Figure 1, when having work consuming condition, general pump 5 draws the seawater of hull Outer Bottom Plating 11 from sea chest 12, and seawater enters general pump 5 by filter 2, stop valve 3, flexibility connection pipe 4, arranges pressure vacuum gauge 8 between flexibility connection pipe 4 and general pump 5.The water outlet of general pump 5 can enter above-water method house steward 17 by flexibility connection pipe 4 and screw down nonreturn valve 6.During lossless operating mode, the water outlet of general pump 5 can also enter lossless row's outboard pipeline 13 by flexibility connection pipe 4, screw down nonreturn valve 6.Pressure gauge 9 is set between general pump 5 and flexibility connection pipe 4, fire hydrant 10 and lossless row's outboard pipeline 13 are set between flexibility connection pipe 4 and screw down nonreturn valve 6.Above-water method house steward 17 is arranged pressure controller 7 and above-water method service pipe 18.Wherein general pump 5, pressure controller 7 are connected with control cabinet 14 by electric control circuit 19.
In view of the foregoing, technical scheme of the present invention provides the water fire-extinguishing system of a kind of naval vessel lossless operating mode dimension pressure guarantor amount, and comprise fire pump and be arranged on the lossless row's outboard pipeline on described fire pump, described water fire-extinguishing system also comprises:
General pump suction hose, general pump feed pipe, variable frequency pump suction hose, variable frequency pump feed pipe, the lossless pipe of variable frequency pump, seawater inlet segment, above-water method house steward and control cabinet;
Described general pump suction hose and variable frequency pump suction hose connect with described seawater inlet segment simultaneously, described general pump feed pipe and variable frequency pump feed pipe connect with described above-water method house steward simultaneously, and described control cabinet is connected with described general pump suction hose, general pump feed pipe, variable frequency pump suction hose, variable frequency pump feed pipe, the lossless pipe of variable frequency pump, seawater inlet segment and above-water method house steward respectively.
Described general pump suction hose is arranged the first stop valve, the first flexibility connection pipe, the first pressure vacuum gauge and general pump; Described general pump feed pipe is arranged the first Pressure gauge, the second flexibility connection pipe, the first fire hydrant and screw down nonreturn valve; Described variable frequency pump suction hose is arranged the second stop valve, the 3rd flexibility connection pipe, the second pressure vacuum gauge and variable frequency pump; Described variable frequency pump feed pipe is arranged the second Pressure gauge, the 4th flexibility connection pipe, the second fire hydrant, the lossless pipe of variable frequency pump, screw down nonreturn valve and flowmeter, the lossless pipe of described variable frequency pump arranges magnetic valve and check-valves; Described above-water method house steward is arranged pressure controller and above-water method service pipe; Described seawater inlet segment comprises hull outer negative, sea chest, kingston valve and filter; Described control cabinet is connected with pressure controller with described general pump, variable frequency pump, magnetic valve, flowmeter respectively.
Described variable frequency pump starts when lossless operating mode, when confirming metered flow when described water fire-extinguishing system has consumption to continue to increase to exceed a power frequency state of described variable frequency pump, starts described general pump.The flow of described variable frequency pump meets when described above-water method house steward authorized pressure value, the flow of lossless row's outboard pipeline and the consumption of described first fire hydrant or the second fire hydrant and described general pump start the requirement reaching the water yield summation of metered flow time institute's defect, described variable frequency pump only supplies lossless row's outboard pipeline and uses, when the water consumption that described flowmeter detects described water fire-extinguishing system is increased to preset value, described control cabinet sends instruction and cuts out described magnetic valve, when described variable frequency pump reached power frequency rotating speed and pressure controller on described above-water method house steward detect pressure still do not meet the demands time, then described control cabinet sends instruction and starts described general pump, and the described variable frequency pump that shuts down after the ticket reserving time.The described ticket reserving time is 1 minute.
Fig. 2 is the structural representation of the water fire-extinguishing system of the naval vessel lossless operating mode dimension pressure guarantor amount that the embodiment of the present invention provides, and Fig. 2 changes on the basis of Fig. 1, describes in detail below in conjunction with Fig. 2.
As shown in Figure 2, when having work consuming condition, general pump 5 draws the seawater of hull Outer Bottom Plating 11 from sea chest 12, and seawater enters general pump 5 by filter 2, stop valve 3, flexibility connection pipe 4, arranges pressure vacuum gauge 8 between flexibility connection pipe 4 and general pump 5.The water outlet of general pump 5 enters above-water method house steward 17 by flexibility connection pipe 4 and screw down nonreturn valve 6.Pressure gauge 9 is set between general pump 5 and flexibility connection pipe 4, fire hydrant 10 is set between flexibility connection pipe 4 and screw down nonreturn valve 6; During lossless operating mode, variable frequency pump 20 draws the seawater of hull Outer Bottom Plating 11 from sea chest 12, and seawater enters variable frequency pump 20 by filter 2, stop valve 3, flexibility connection pipe 4, arranges pressure vacuum gauge 8 between flexibility connection pipe 4 and variable frequency pump 20.The water outlet of variable frequency pump 20 can enter lossless row's outboard pipeline 13 by flexibility connection pipe 4, magnetic valve 22 and check-valves 23.Pressure gauge 9 is set between variable frequency pump 20 and flexibility connection pipe 4, fire hydrant 10 and lossless row's outboard pipeline 13 is set between flexibility connection pipe 4 and screw down nonreturn valve 6, flowmeter 21 is set between screw down nonreturn valve 6 and above-water method house steward 17.Wherein general pump 5, variable frequency pump 20, pressure controller 7 are connected with control cabinet 14 by electric control circuit 19 with flowmeter 21.
The flow design of variable frequency pump 20 starts according to meeting the flow of lossless row's outboard pipeline 13 when above-water method house steward authorized pressure value and fire hydrant 10 consumption (both take large values) and general pump 5 requirement reaching the water yield summation of metered flow time institute's defect, only supply lossless row's outboard pipeline 13 when variable frequency pump 20 is flat to use, when flowmeter 21 detect system user water consumption be increased to a certain value time, control cabinet 14 sends instruction shut electromagnetic valve 22, when variable frequency pump 20 reached power frequency rotating speed and pressure controller 7 on above-water method house steward detect pressure still do not meet the demands time, then control cabinet 14 sends instruction startup general pump 5, after 1min, variable frequency pump 20 shuts down.
Technical scheme of the present invention at least has following advantage:
Technical scheme of the present invention is owing to have employed general pump suction hose, general pump feed pipe, variable frequency pump suction hose, variable frequency pump feed pipe, the lossless pipe of variable frequency pump, seawater inlet segment, above-water method house steward and control cabinet, compared with prior art, improve the service efficiency of equipment during naval ship water fire extinguishing system lossless operating mode, energy-conservation requirement is met simultaneously at energy use high degree, meet under the lossless operating mode of water fire-extinguishing system, maintain ductwork pressure, and ensure the requirement of water fire-extinguishing system minimum flow.
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; the Method and Technology content of above-mentioned announcement can be utilized to make possible variation and amendment to technical solution of the present invention; therefore; every content not departing from technical solution of the present invention; the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all belong to the protection domain of technical solution of the present invention.
Claims (5)
1. a water fire-extinguishing system for the lossless operating mode dimension in naval vessel pressure guarantor amount, comprise fire pump and be arranged on the lossless row's outboard pipeline on described fire pump, it is characterized in that, described water fire-extinguishing system also comprises:
General pump suction hose, general pump feed pipe, variable frequency pump suction hose, variable frequency pump feed pipe, the lossless pipe of variable frequency pump, seawater inlet segment, above-water method house steward and control cabinet;
Described general pump suction hose and variable frequency pump suction hose connect with described seawater inlet segment simultaneously, described general pump feed pipe and variable frequency pump feed pipe connect with described above-water method house steward simultaneously, and described control cabinet is connected with described general pump suction hose, general pump feed pipe, variable frequency pump suction hose, variable frequency pump feed pipe, the lossless pipe of variable frequency pump, seawater inlet segment and above-water method house steward respectively.
2. the water fire-extinguishing system of the lossless operating mode dimension in naval vessel as claimed in claim 1 pressure guarantor amount, it is characterized in that, described variable frequency pump starts when lossless operating mode, when confirming metered flow when described water fire-extinguishing system has consumption to continue to increase to exceed a power frequency state of described variable frequency pump, starts described general pump.
3. the water fire-extinguishing system of the lossless operating mode dimension in naval vessel as claimed in claim 1 or 2 pressure guarantor amount, it is characterized in that, the flow of described variable frequency pump meets when described above-water method house steward authorized pressure value, the flow of lossless row's outboard pipeline and the consumption of described first fire hydrant or the second fire hydrant and described general pump start the requirement reaching the water yield summation of metered flow time institute's defect, described variable frequency pump only supplies lossless row's outboard pipeline and uses, when the water consumption that described flowmeter detects described water fire-extinguishing system is increased to preset value, described control cabinet sends instruction and cuts out described magnetic valve, when described variable frequency pump reached power frequency rotating speed and pressure controller on described above-water method house steward detect pressure still do not meet the demands time, then described control cabinet sends instruction and starts described general pump, and the described variable frequency pump that shuts down after the ticket reserving time.
4. the water fire-extinguishing system of the lossless operating mode dimension in naval vessel as claimed in claim 3 pressure guarantor amount, it is characterized in that, the described ticket reserving time is 1 minute.
5. the water fire-extinguishing system of the lossless operating mode dimension in naval vessel as claimed in claim 1 pressure guarantor amount, is characterized in that,
Described general pump suction hose is arranged the first stop valve, the first flexibility connection pipe, the first pressure vacuum gauge and general pump;
Described general pump feed pipe is arranged the first Pressure gauge, the second flexibility connection pipe, the first fire hydrant and screw down nonreturn valve;
Described variable frequency pump suction hose is arranged the second stop valve, the 3rd flexibility connection pipe, the second pressure vacuum gauge and variable frequency pump;
Described variable frequency pump feed pipe is arranged the second Pressure gauge, the 4th flexibility connection pipe, the second fire hydrant, the lossless pipe of variable frequency pump, screw down nonreturn valve and flowmeter, the lossless pipe of described variable frequency pump arranges magnetic valve and check-valves;
Described above-water method house steward is arranged pressure controller and above-water method service pipe;
Described seawater inlet segment comprises hull outer negative, sea chest, kingston valve and filter;
Described control cabinet is connected with pressure controller with described general pump, variable frequency pump, magnetic valve, flowmeter respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310531228.9A CN104587627A (en) | 2013-11-01 | 2013-11-01 | Spraying fire-extinguishing system with pressure keeping and quantity assuring of ship under no consumption condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310531228.9A CN104587627A (en) | 2013-11-01 | 2013-11-01 | Spraying fire-extinguishing system with pressure keeping and quantity assuring of ship under no consumption condition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104587627A true CN104587627A (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310531228.9A Pending CN104587627A (en) | 2013-11-01 | 2013-11-01 | Spraying fire-extinguishing system with pressure keeping and quantity assuring of ship under no consumption condition |
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| Country | Link |
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| CN (1) | CN104587627A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107929977A (en) * | 2017-11-20 | 2018-04-20 | 中国舰船研究设计中心 | A kind of stable dimension pressure water replanishing device peculiar to vessel |
| CN108211184A (en) * | 2017-12-15 | 2018-06-29 | 浙江海洋大学 | A kind of Sea-water fire-fighting is switched fast technological design with water |
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| SU1041395A2 (en) * | 1982-04-07 | 1983-09-15 | Войсковая часть 27177 | Vessel fire-fighting water system |
| JPH10103252A (en) * | 1996-09-26 | 1998-04-21 | Kazuo Sugata | Pump control system |
| CN2918549Y (en) * | 2006-06-05 | 2007-07-04 | 蔡可振 | Internal recycle self-pressurized frequency change water-service device |
| CN202644656U (en) * | 2012-07-10 | 2013-01-02 | 重庆成峰二次供水设备有限责任公司 | Constant pressure water supply device control system with variable frequency auxiliary pumps |
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2013
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107929977A (en) * | 2017-11-20 | 2018-04-20 | 中国舰船研究设计中心 | A kind of stable dimension pressure water replanishing device peculiar to vessel |
| CN108211184A (en) * | 2017-12-15 | 2018-06-29 | 浙江海洋大学 | A kind of Sea-water fire-fighting is switched fast technological design with water |
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Application publication date: 20150506 |