CN106139488A - A kind of dry-chemical fire extinguishing release control device and powder extinguishing system - Google Patents
A kind of dry-chemical fire extinguishing release control device and powder extinguishing system Download PDFInfo
- Publication number
- CN106139488A CN106139488A CN201610659855.4A CN201610659855A CN106139488A CN 106139488 A CN106139488 A CN 106139488A CN 201610659855 A CN201610659855 A CN 201610659855A CN 106139488 A CN106139488 A CN 106139488A
- Authority
- CN
- China
- Prior art keywords
- dry powder
- solenoid valve
- release
- pressure
- normally closed
- 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.)
- Granted
Links
Classifications
-
- 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
- A62C35/13—Permanently-installed equipment with containers for delivering the extinguishing substance controlled by a signal from the danger zone with a finite supply of extinguishing material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
Abstract
The open a kind of dry-chemical fire extinguishing release control device of the present invention and powder extinguishing system, release control device is connected between high-pressure gas cylinder and system start-up bottle, include normally open solenoid valve, normally closed solenoid valve, and connect the dry powder release signal line of this normally open solenoid valve, normally closed solenoid valve；Normally open solenoid valve and normally closed solenoid valve are in series and connect, and system start-up bottle connects normally open solenoid valve by starting pipeline, and high-pressure gas cylinder send pipeline to be connected between normally open solenoid valve and normally closed solenoid valve by opening.Release control device of the present invention is arranged on the control piper of high-pressure gas cylinder release, the container value of bottle is started by dry powder release signal line control system, the pressure constant voltage release that gas in high-pressure gas cylinder is set according to dry powder release signal line, dry powder is made to spray equilibrium, improve extinguishing effect, and ensure the trouble free service of dry powder storage tank, even if error starting or blocking occur, whole system keeps safely and effectively, having the advantages that not increase any workload.
Description
Technical field
The present invention relates to fire-extinguishing apparatus technical field, specifically refer to a kind of dry-chemical fire extinguishing release control device and dry-chemical fire extinguishing
System.
Background technology
Existing powder extinguishing system, its system mainly includes dry powder can, high-pressure nitrogen bottle and nitrogen and starts bottle, by nitrogen
Starting bottle and start high-pressure nitrogen bottle, high-pressure nitrogen bottle is opened, and is filled with in dry powder can via discharge by gases at high pressure, it is achieved go out
Fire agent release ejection.In work, the air pressure in dry powder can controls the most crucial, crosses hyperbar and the safety such as tank body blast can be caused hidden
Suffer from.Currently for this problem, the safeguard procedures taked are to install relevant anti-explosion mechanism on dry powder can, when dry powder can being detected
During interior hypertonia, anti-explosion mechanism automatically turns on release pressure inside the tank.Take this safeguard procedures impracticable, when error starting occurs
Or during release outlet obstruction, gas release can not be closed, and causes significant wastage, does not also have fire extinguishing function, all can cause weight
Big loss.
Have with the powder extinguishing system (seeing application number 201510648443.6) stopped in emergency at present, by electricity
Gas control system makes the gas in gas cylinder be capable of emergency cut-off, the high pressure gas in discharge during being discharged into dry powder can
Body can not enter dry powder can within the time set, and can not get rid of emergency and be necessary for gas cylinder within the time set
Interior gas is discharged.There is the problems such as structure is complicated, cost is high, workload is numerous and diverse, more it is crucial that is risen is real in this kind of mode
Protection significance is little.
In consideration of it, the problems referred to above are furtherd investigate by this case, a kind of dry-chemical fire extinguishing release control device and dry-chemical fire extinguishing
System, this case thus produces.
Summary of the invention
One purpose of the present invention is to provide a kind of dry-chemical fire extinguishing release control device, it is ensured that dry powder storage tank release pressure
Constant and safety, has simple in construction, low cost, does not increase the advantages such as workload.
In order to reach above-mentioned purpose, the solution of the present invention is:
A kind of dry-chemical fire extinguishing release control device, is connected between high-pressure gas cylinder and system start-up bottle, includes normally opened
Electromagnetic valve, normally closed solenoid valve, and connect the dry powder release signal line of this normally open solenoid valve, normally closed solenoid valve；Normally open solenoid valve
Being in series with normally closed solenoid valve and connect, system start-up bottle connects normally open solenoid valve by starting pipeline, and high-pressure gas cylinder send by opening
Pipeline is connected between normally open solenoid valve and normally closed solenoid valve.
It is also associated with discharge duct on described normally closed solenoid valve.
Described dry powder release signal line is that the pressure switch from dry powder storage tank pulls out.
Described high-pressure gas cylinder is provided with arranged side by side many groups, opens and send pipeline to have one to one to organize parallel branch more.
Another object of the present invention is to provide a kind of powder extinguishing system, include dry powder storage tank, high-pressure gas cylinder, be
System starts bottle and release control device；High-pressure gas cylinder connects dry powder storage tank by discharge；Release control device is connected to height
Between pressure gas bomb and system start-up bottle, include normally open solenoid valve, normally closed solenoid valve, and connect this normally open solenoid valve, often
Close the dry powder release signal line of electromagnetic valve；Normally open solenoid valve and normally closed solenoid valve are in series and connect, and system start-up bottle is managed by startup
Road connects normally open solenoid valve, and high-pressure gas cylinder send pipeline to be connected between normally open solenoid valve and normally closed solenoid valve by opening.
It is also associated with discharge duct on described normally closed solenoid valve.
Described dry powder release signal line is that the pressure switch from dry powder storage tank pulls out.
Described high-pressure gas cylinder is provided with arranged side by side many groups, opens and send pipeline to have one to one to organize parallel branch more.
Pressure regulation air relief valve or pressure reductor structure are installed on described discharge.
Described powder extinguishing system also includes dry powder release and starts bottle, conversion electromagnetic valve and dry powder relief valve；Discharge
Rear end branch connect to have and access the upper gas tube of dry powder storage tank and lower gas tube, conversion electromagnetic valve be arranged on discharge with upper,
The position that lower gas tube is connected, dry powder relief valve is connected to the spurting on pipeline of dry powder storage tank；Electricity on dry powder storage tank connects
Point pressure unit pulls out dry powder release signal line and releases to the dry powder release startup high-pressure solenoid valve of bottle, conversion electromagnetic valve and dry powder
Putting on valve, dry powder release starts the startup pipeline of bottle and is connected on conversion electromagnetic valve and dry powder relief valve.
Described electric contact pressure unit has two groups of parallel connection.
Described upper gas tube is connected to the top of dry powder storage tank and away from the position of this top center.
Described lower gas tube has annular and confluxes isocon, and this annular confluxes isocon by the three anti-powder in road being evenly arranged
Plugging road is connected on the bottom of dry powder storage tank.
After using such scheme, one dry-chemical fire extinguishing release control device of the present invention and powder extinguishing system are relative to existing
Having the beneficial effects that of technology: the release control device of the present invention being mainly made up of normally opened, normally closed solenoid valve is arranged on high pressure
On the control piper of gas bomb release, by dry powder release signal line (taking from the blowing pressure signal of dry powder storage tank) control system
Start the container value of bottle, the pressure constant voltage release that the gas in high-pressure gas cylinder is set according to dry powder release signal line, make to do
Powder sprays equilibrium, improves extinguishing effect, and ensures the trouble free service of dry powder storage tank, even if error starting or blocking occur,
Whole system keeps safely and effectively, having the advantages that not increase any workload.
Accompanying drawing explanation
Fig. 1 is the structural representation of dry-chemical fire extinguishing release control device of the present invention；
Fig. 2 is the structural representation of powder extinguishing system of the present invention；
Fig. 3 is the part-structure schematic diagram of powder extinguishing system of the present invention；
Fig. 4 is the circuit theory diagrams of the release control of invention powder extinguishing system.
Label declaration
System start-up bottle 1 starts pipeline 11
Open and send pipeline 12 high-pressure gas cylinder 2
Container value 21 release control device 3
Normally open solenoid valve 31 normally closed solenoid valve 32
Dry powder release signal line 33 discharge duct 34
Dry powder storage tank 4 electric contact pressure unit 41
Gas tube 52 on discharge 51
Lower gas tube 53 annular is confluxed isocon 531
The dry powder release of anti-powder plugging road 532 starts bottle 61
Conversion electromagnetic valve 62 dry powder relief valve 63.
Detailed description of the invention
With detailed description of the invention, this case is described in further detail below in conjunction with the accompanying drawings.
This case relates to a kind of dry-chemical fire extinguishing release control device, opens as it is shown in figure 1, release control device 3 is connected to system
Dynamic between bottle 1 and high-pressure gas cylinder 2, include normally open solenoid valve 31, normally closed solenoid valve 32, and connect this normally open solenoid valve
31, the dry powder release signal line 33 of normally closed solenoid valve 32.The signal of this dry powder release signal line 33 takes from the inflation of dry powder storage tank
Pressure signal, specifically, dry powder release signal line 33 is the pressure switch from dry powder storage tank or anti-explosion electric contact pressure
Table pulls out.
Normally open solenoid valve 31 and normally closed solenoid valve 32 are in series and connect, and system start-up bottle 1 connects normally opened by starting pipeline 11
Electromagnetic valve 31, high-pressure gas cylinder 2 send pipeline 12 to be connected between normally open solenoid valve 31 and normally closed solenoid valve 32, specifically by opening
, open the rear end sending pipeline 12 and be connected with the container value 21 of high-pressure gas cylinder 2, open and send the front end of pipeline 12 to be connected to normally opened electromagnetism
Between valve 31 and normally closed solenoid valve 32.The positive-pressure type that described container value 21 specifically uses the applicant to research and develop seals container value (ginseng
See patent No. CN200720006174.4).Generally, high-pressure gas cylinder 2 is provided with arranged side by side many groups, then open and send pipeline 12 to have one by one
Corresponding many groups parallel branch.
Preferably, for beneficially aerofluxus, normally closed solenoid valve 32 being also associated with discharge duct 34, aerofluxus is specially container value
Gas exhaust in the piston chamber of 21.
Another object of the present invention is to provide a kind of powder extinguishing system, as shown in Figure 1-2, include system start-up bottle
1, high-pressure gas cylinder 2, release control device 3 and dry powder storage tank 4.High-pressure gas cylinder 2 connects dry powder storage tank 4 by discharge 51.
Release control device 3 is connected between system start-up bottle 1 and high-pressure gas cylinder 2, and release control device 3 concrete structure sees above
Described, tire out the most in detail and state.
When release control device of the present invention and fire extinguishing system work, control signal normally opened, normally closed solenoid valve 31/32 is taken from
The blowing pressure signal of dry powder storage tank 4, when the blowing pressure reaches setting value (usually 1.2MPa), and the dry powder of dry powder storage tank 4 is released
Putting valve to open, dry powder spurts along conveyance conduit to protection zone, implements fire extinguishing.Meanwhile, pressure signal makes normally open solenoid valve 31 close,
Cutting system starts bottle 1 gas and supplies gas to high-pressure gas cylinder 2, and normally closed solenoid valve 32 is opened, by normally closed solenoid valve 32 and aerofluxus
Pipeline 34 discharges high-pressure gas cylinder 2 upper container valve 21 piston chamber gas, and container value 21 piston chamber decompression resets, and closes high-pressure gas
Bottle 2 gases, stop inflating to dry powder storage tank 4.When dry powder storage tank 4 spurts dry powder to protection zone, in dry powder storage tank 4 under pressure
Fall, pressure switch (explosion-proof electro connecting pressure gauge) signal turns off, and normally opened, normally closed solenoid valve 31/32 resets, system recovery inflation shape
State.The present invention can keep dry powder storage tank 4 to discharge the constant of pressure by the Stress control of dry powder release signal line 33, makes dry powder spray
Spill equilibrium, improve extinguishing effect.
Apparatus of the present invention and system innovation design are:
One, normally opened, normally closed solenoid valve is arranged on gas control pipeline, and the latus rectum of gas control pipeline is less (only 4mm), corresponding gas control
Pressure little (only 6MPa), not only controls simple reliable, and required electromagnetic valve cost is the highest, low cost.Prior art, electricity
Magnet valve is arranged on discharge, and the pressure 13-15MPa in high-pressure gas cylinder, after release, the pressure of discharge is not less than 10-
12MPa, electromagnetic valve must use high-pressure solenoid valve, and electromagnetic valve is arranged on discharge, and discharge latus rectum is relatively big (about 50mm), electricity
The latus rectum of magnet valve can not be less than the latus rectum of discharge, and the high pressure big orifice electromagnetic valve required in this is expensive, and cost is high, and
It is the most complicated unreliable to control.
Two, control principle of the present invention is directly to close the gas of high-pressure gas cylinder, and the gas of release is that container value is lived
The very small amount gas that plug is indoor, does not results in gas waste, and keeps whole fire extinguishing system to be closed.Prior art
In, begin to release after 10-20 second pressurising time of usual dry powder storage tank, when needs emergent stopping, dry powder storage tank has filled
Entering certain pressure, and powder system once starts, the gas of gas cylinder can not be closed, and system is again started up setting
Time in, otherwise by being arranged on discharge normally closed solenoid valve, gas will all be drained, and cause gas to waste.
Three, from source, i.e. high-pressure gas cylinder controls the present invention, and system start stop operation is simple, unrestricted, does not increases
Any workload.Prior art, principle stops the gas of gas cylinder and inflates to dry powder storage tank, because filling when being that emergency occurs
Gas time the shortest release pressure of arriving, therefore manually stops inflation and has little significance as a kind of protective measure, and fire extinguishing system
Again working and need to dismantle high-pressure gas steel cylinder and again fill gas, workload is numerous and diverse.
Preferably, described discharge 51 is provided with pressure regulation air relief valve or pressure reductor structure.It is commonly designed middle discharge
51 need the pressure regulation air relief valve installing some strength to realize decompressing effect.But, in the innovation of release control device 3 of the present invention
In design basis, pressure regulation air relief valve herein can be replaced by simple pressure reductor, simplifies structure the most cost-effective.
Further, the dry powder in usual dry powder storage tank 4 stores up equipped with certain Large Copacity (accounting for the 60-70% of flask volume), dry powder
The air intake spurting pipeline in tank 4 is down near the bottom of dry powder storage tank 4, and off position is for being embedded in dry powder.Current
The airing form of dry powder storage tank has two kinds, a kind of top inflatable from dry powder storage tank 4, and another kind is to fill from the bottom of dry powder storage tank
Gas.The first is only from the top inflatable of dry powder storage tank 4, and it does not exist stifled powder problem, but the kinetic energy of its driving gas is the best, no
Only pressurization time is long, and the mixing of gas powder is the most uneven, is hardly formed " boiling " phenomenon of powder extinguishing agent, and extinction using gas is imitated
Fruit is the best, powder extinguishing agent also can be caused easily to be deposited on and spurt on pipeline, make agent application access denial, powder extinguishing agent
Surplus ratio is high, and powder extinguishing agent utilization rate is low, and consumption is big.The second only from the bottom inflatable of dry powder storage tank 4, easy supercharging, in
The mixing of tumbling state gas powder is more uniform, yet with spurting the air intake of pipeline down near the bottom of dry powder storage tank 4, continues the end
The gas that enters spurting pipeline is caused certain impact by portion's inflation, affects extinguishing effect equally, equally exists the residue of powder extinguishing agent
Rate is high, and utilization rate is low, the big defect of consumption.
In this, the present invention also design to dry powder storage tank 4 airing form, as Figure 2-3, powder extinguishing system also includes
Dry powder release is had to start bottle 61, conversion electromagnetic valve 62 and dry powder relief valve 63.The rear end branch of discharge 51 connects has access dry
The upper gas tube 52 of powder storage tank 4 and lower gas tube 53.Conversion electromagnetic valve 62 is arranged on what discharge was connected with upper and lower gas tube
Position, i.e. conversion electromagnetic valve 62 are connected at the rear end of discharge 51 and the front position of upper and lower gas tube 52/53, dry
Powder relief valve 63 is connected to the spurting on pipeline of dry powder storage tank 4.
Electric contact pressure unit 41 on dry powder storage tank 4 pulls out dry powder release signal line and starts bottle 61 to dry powder release
On high-pressure solenoid valve, conversion electromagnetic valve 62 and dry powder relief valve 63, dry powder release starts the startup pipeline 611 of bottle 61 and is connected to turn
Change on electromagnetic valve 62 and dry powder relief valve 63.It is also provided with pressure signal device on dry powder release signal line, rises the number of delivering letters and make
With.
After fire extinguishing system startup work, discharge 51 inflate to dry powder storage tank 4 by lower gas tube 53, work as the blowing pressure
Reaching setting value, electric contact pressure unit 41 starts the high-voltage electromagnetic of bottle 61 by the release of dry powder release signal line traffic control dry powder
Valve, conversion electromagnetic valve 62 and dry powder relief valve 63 power on, dry powder release start bottle 61 and discharge to conversion electromagnetic valve 62 and dry powder
Valve 63 is inflated, it is achieved dry powder relief valve 63 is opened, and conversion electromagnetic valve 62 is changed, and discharge 51 is transferred by upper gas tube 52 to dry powder
Storage tank 4 is inflated.Dry powder storage tank 4 gas replenishment process is top two-step inflation again bottom first, maximizes favourable factors and minimizes unfavourable ones dexterously, when reaching supercharging
Between short, gas powder mixing Quick uniform, the excellence effect of giving vent to anger, be finally reached splendid extinguishing effect.
Preferably, for the accurate reliability of adherence pressure signal transmission, described electric contact pressure unit 41 is designed with
In parallel two groups, reach double insurance effect.Electric contact pressure unit 41 specifically can use electro connecting pressure gauge.
Preferably, in order to promote effective aeration of upper gas tube 52, on this, gas tube 52 is connected to dry powder storage tank 4
Top and the position away from this top center.Further, for the gas powder mixed effect strengthening lower gas tube 53, this lower gas tube 53
Being designed with annular to conflux isocon 531, this annular confluxes isocon 531 by the three anti-powder plugging roads 532, road that are evenly arranged even
It is connected on the bottom of dry powder storage tank 4.By three inflation inlets simultaneously toward homogenous charge in storage tank, reach efficiently to inflate and gas powder is equal
Effect of even mixing.
As shown in Figure 4, the present invention also proposes the corresponding release control system of powder extinguishing system, include be in parallel be
System starts module 71, release starts module 72 and release control module 73.This each module is connected to electric cabinet power supply (DC24V) and carries out
Power supply.Below each module is illustrated.
System start-up module 71, has the first relay C4 being in parallel and system start-up bottle electromagnetic valve QDP1, and system opens
The normal open switch C4-1 of the first relay C4 it is in series with on the branch road at dynamic bottle electromagnetic valve QDP1 place.
Release starts module 72, including electric contact pressure unit, dry powder release electromagnetic valve QDP2 and the second relay C5.Dry
Powder release electromagnetic valve QDP2 and the second relay C5 is in parallel and is configured to a parallel branch, electric contact pressure unit and the second relay
Moving together contact C5-1 of device C5 is in parallel and is configured to a parallel branch, and this two parallel branch is in series.Preferably, in order to promote pressure
The accurate reliability of force signal transmission, is designed with described electric contact pressure unit two groups of parallel connection, reaches double insurance effect.
Electric contact pressure unit specifically can use electro connecting pressure gauge, the electro connecting pressure gauge K1 being in parallel as shown in Figure 4 and electricity
Contact pressure table K2.Dry powder release electromagnetic valve QDP2 correspondence includes the release of described dry powder and starts the high-pressure solenoid valve of bottle 61, turns
Change electromagnetic valve 62 and dry powder relief valve 63.
Release control module 73 has pressure switch K3, normally open solenoid valve DCFK and normally closed solenoid valve DCFB, this normally opened electricity
Magnet valve DCFK and normally closed solenoid valve DCFB is in parallel and is in series with pressure switch K3.
Preferably, pressure qualification value (setting value) by electric contact pressure unit is set to the pressure of slightly below pressure switch K3
Qualification value.The specific embodiment be given, the pressure qualification value of electric contact pressure unit is set to 1.1Mpa, the pressure of pressure switch K3
Qualification value is set to 1.2Mpa.
Preferably, release control system also includes division module 74, and this division module 74 has 2-N be arranged in parallel
District's unit, each district unit includes auxiliary reclay C and subregion electromagnetic valve FQF；Each district unit, auxiliary reclay and other
The normally closed switch of the auxiliary reclay of all districts unit is in series, and the normal open switch of subregion electromagnetic valve and auxiliary reclay is gone here and there mutually
Join, and this two series arm is in parallel.As in the specific embodiment that is given, division module 74 has 3 districts being arranged in parallel
Unit, as a example by first district's unit, the normally closed switch C2-2 of auxiliary reclay C1 and second, third auxiliary reclay C1/C2,
C3-2 is in series and is configured to a series arm, and the normal open switch C1-4 of subregion electromagnetic valve FQF1 and auxiliary reclay C1 is in series structure
Becoming a series arm, this two series arm is in parallel.Second district's unit and the 3rd district's unit are in like manner.
Further, each district unit also includes the district's relief valve switch being in series with corresponding auxiliary reclay, and this district releases
The two ends putting threshold switch are parallel with the moving together contact of corresponding auxiliary reclay.As a example by first district's unit, also include district's release
Threshold switch K4, this district relief valve switch K4 are in series with corresponding auxiliary reclay C1, and the two ends of this district relief valve switch K4 are in parallel
There is moving together contact C1-1 of corresponding auxiliary reclay C1.Second district's unit and the 3rd district's unit in like manner, second district's unit correspondence phase
District relief valve switch K5 in parallel and moving together contact C2-1, district's relief valve that the 3rd district's unit correspondence is in parallel switchs K6 and dynamic circuit connector
Contact C3-1.District's relief valve switch and moving together contact para-position manually and automatically both of which respectively, it is possible to achieve manually and automatically
Both of which operates.Being suitable to the design of this both of which, one end of corresponding first relay C4-1 is divided into (the corresponding enforcement of N bar branch road
Example has 3 branch roads), and auxiliary reclay and district's relief valve that each branch road connects one to one to each district unit switch it
Between, the i.e. first branch road is connected between the auxiliary reclay C1 of first district's unit and district's relief valve switch K4, and the second branch road connects
Between the auxiliary reclay C2 and district's relief valve switch K5 of second district's unit, the 3rd branch road is connected to the centre of the 3rd district's unit
Between relay C3 and district's relief valve switch K6.
Preferably, the two ends in system start-up bottle electromagnetic valve QDP1 are parallel with audible-visual annunciator BJ and display lamp ZSD1.Separately
Outward, the two ends of dry powder release electromagnetic valve FQF and subregion electromagnetic valve QDP2 are the most all parallel with display lamp.
During system start-up work, as a example by lifting first area transmission the condition of a disaster, district one enabling signal starts, system start-up module 71
Connecting, the normal open switch C4-1 Guan Bi of the first relay C4, system start-up bottle electromagnetic valve QDP1 opens, the appearance of high-pressure gas cylinder 2
Device valve 21 is opened realization and is inflated toward dry powder storage tank 4.Auxiliary reclay C1 conducting, the normal open switch C1-4 of auxiliary reclay C1 simultaneously
Guan Bi, subregion electromagnetic valve FQF1 opens.Electric contact pressure unit K1/K2 and pressure switch K3 detect dry powder storage tank 4 the most constantly
The blowing pressure, when the blowing pressure first reaches electric contact pressure unit K1/K2 qualification value (1.1Mpa), electric contact pressure unit K1/
K2 closes, and dry powder release electromagnetic valve QDP2 opens, and spurts to protection zone along conveyance conduit in this dry powder, implements fire extinguishing.Second continues
Moving together contact C5-1 of electrical equipment C5 is connected, and keeps dry powder release electromagnetic valve QDP2 persistently to open, persistently implements to spurt fire extinguishing.
Afterwards, when the blowing pressure reaches pressure switch K3 qualification value (1.2Mpa), and pressure switch K3 closes, and pressure signal makes
Normally open solenoid valve DCFK closes, and cutting system starts bottle 1 gas and supplies gas to high-pressure gas steel cylinder 2, and normally closed solenoid valve DCFB opens,
Release high-pressure gas cylinder 2 upper container valve 21 piston chamber gas, container value 21 piston chamber decompression resets, and closes high-pressure gas cylinder 2 gas
Body, stops inflating to dry powder storage tank 4.When spurting dry powder at dry powder storage tank 4 to protection zone, in dry powder storage tank 4, pressure declines, pressure
Power switch K3 signal turns off, and normally opened, normally closed solenoid valve DCFK/DCFB resets, and system recovery inflated condition thus reaches to control also
Keep dry powder storage tank 4 to discharge the constant of pressure and trouble free service, make dry powder spray equilibrium, improve extinguishing effect.
In described work, the different set being worth by pressure qualification has great innovative significance, and it is to make whole system
Work a constant and smooth key point.If the two being set same qualification value (common 1.2Mpa), now at dry powder
When release electromagnetic valve QDP2 opens, the inflation of dry powder storage tank 4 is connected after being cut off simultaneously again, spurts extinguishing chemical in this moment and occurs
Break, and it is non-constant to be easily caused system release pressure, and sprinkling equilibrium degree and extinguishing effect can be brought impact.When
So, it is too low that the pressure qualification value of electric contact pressure unit can not set, and one is detrimental to early stage spurts fire extinguishing, causes gas wave
Take, but also release control module can be affected and play the explosion-proof effect of safe pressure control.
The foregoing is only the preferred embodiments of the present invention, all impartial changes done with scope of the invention as claimed and
Modify, the scope of the claims in the present invention all should be belonged to.
Claims (10)
1. a dry-chemical fire extinguishing release control device, it is characterised in that: it is connected between high-pressure gas cylinder and system start-up bottle, bag
Include normally open solenoid valve, normally closed solenoid valve, and connect the dry powder release signal line of this normally open solenoid valve, normally closed solenoid valve；Often
Open electromagnetic valve and normally closed solenoid valve are in series and connect, and system start-up bottle connects normally open solenoid valve, high-pressure gas cylinder by starting pipeline
Pipeline is sent to be connected between normally open solenoid valve and normally closed solenoid valve by opening.
2. a kind of dry-chemical fire extinguishing release control device as claimed in claim 1, it is characterised in that: on described normally closed solenoid valve also
Connect and have discharge duct.
3. a kind of dry-chemical fire extinguishing release control device as claimed in claim 1, it is characterised in that: described dry powder release signal line
Pull out for the pressure switch on dry powder storage tank.
4. a kind of dry-chemical fire extinguishing release control device as claimed in claim 1, it is characterised in that: described high-pressure gas cylinder is provided with
Arranged side by side many groups, open and send pipeline to have one to one to organize parallel branch more.
5. a powder extinguishing system, it is characterised in that: include dry powder storage tank, high-pressure gas cylinder, system start-up bottle and release
Control device；High-pressure gas cylinder connects dry powder storage tank by discharge；Release control device is connected to high-pressure gas cylinder and system
Start between bottle, include normally open solenoid valve, normally closed solenoid valve, and connect the dry powder of this normally open solenoid valve, normally closed solenoid valve
Release signal line；Normally open solenoid valve and normally closed solenoid valve are in series and connect, and system start-up bottle connects normally opened electromagnetism by starting pipeline
Valve, high-pressure gas cylinder send pipeline to be connected between normally open solenoid valve and normally closed solenoid valve by opening.
6. a kind of powder extinguishing system as claimed in claim 5, it is characterised in that: the row of being also associated with on described normally closed solenoid valve
Feed channel.
7. a kind of powder extinguishing system as claimed in claim 5, it is characterised in that: described dry powder release signal line is from dry powder
Pressure switch on storage tank pulls out.
8. a kind of powder extinguishing system as claimed in claim 5, it is characterised in that: described high-pressure gas cylinder is provided with arranged side by side many
Group, opens and send pipeline to have one to one to organize parallel branch more.
9. a kind of powder extinguishing system as claimed in claim 5, it is characterised in that: described powder extinguishing system also includes dry
Powder release starts bottle, conversion electromagnetic valve and dry powder relief valve；The rear end branch of discharge connect have access dry powder storage tank on fill
Trachea and lower gas tube, conversion electromagnetic valve is arranged on the position that discharge is connected with upper and lower gas tube, and dry powder relief valve is even
It is connected on spurting on pipeline of dry powder storage tank；Electric contact pressure unit on dry powder storage tank pulls out dry powder release signal line to dry powder
Release starts on the high-pressure solenoid valve of bottle, conversion electromagnetic valve and dry powder relief valve, and dry powder release starts the startup pipeline of bottle and connects
To conversion electromagnetic valve and dry powder relief valve.
10. a kind of powder extinguishing system as claimed in claim 9, it is characterised in that: described electric contact pressure unit has also
Two groups of connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610659855.4A CN106139488B (en) | 2016-08-12 | 2016-08-12 | Dry powder extinguishing release control device and dry powder extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610659855.4A CN106139488B (en) | 2016-08-12 | 2016-08-12 | Dry powder extinguishing release control device and dry powder extinguishing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106139488A true CN106139488A (en) | 2016-11-23 |
| CN106139488B CN106139488B (en) | 2021-08-13 |
Family
ID=57329731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610659855.4A Active CN106139488B (en) | 2016-08-12 | 2016-08-12 | Dry powder extinguishing release control device and dry powder extinguishing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106139488B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109381825A (en) * | 2017-08-07 | 2019-02-26 | 南京消防器材股份有限公司 | Bottle group type fine water mist fire-extinguishing system |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001021261A1 (en) * | 1999-09-20 | 2001-03-29 | Phan Dinh Phuong | Automatic fire extinguishing system using liquefied co¿2? |
| CN101983740A (en) * | 2010-11-01 | 2011-03-09 | 福建天广消防科技股份有限公司 | Superfine dry powder cold aerosol automatic fire-extinguishing system |
| CN201840808U (en) * | 2010-11-01 | 2011-05-25 | 福建天广消防科技股份有限公司 | Ultra-fine dry-powder cold aerosol automatic fire extinguishing system |
| CN201921355U (en) * | 2010-12-31 | 2011-08-10 | 西安新竹防灾救生设备有限公司 | Superfine dry powder extinguishing device for drilling machine |
| CH702640A1 (en) * | 2010-02-04 | 2011-08-15 | Hne Technologie Ag | Portable device for use as e.g. fire extinguisher for radial application of aerosols in aircraft, has beam selector connected with connections of pressure containers for selective application of powdered and/or water application substance |
| CN103055444A (en) * | 2012-12-25 | 2013-04-24 | 山东环绿康新材料科技有限公司 | Ultrafine dry powder extinguishing method for high-rack stereoscopic warehouse |
| GB2507860A (en) * | 2012-09-11 | 2014-05-14 | Brian Spence Mackenzie | Fire fighting training system |
| CN203954500U (en) * | 2014-05-04 | 2014-11-26 | 沈阳安泰消防设备有限公司 | A kind of waste heat overbottom pressure inert gas extinguishing installation |
| CN203971260U (en) * | 2014-07-12 | 2014-12-03 | 江苏中一汽车机械设备制造有限公司 | Carbon dioxide automatic fire extinguishing system |
| CN204447037U (en) * | 2015-02-12 | 2015-07-08 | 晋城天煜新能源有限公司 | Extinguishing device is a little diffused for large-scale air accumulator |
| CN105107122A (en) * | 2015-06-01 | 2015-12-02 | 大庆英博消防设备有限公司 | Pipe network type ultra-fine dry powder extinguisher |
| CN204972758U (en) * | 2015-08-14 | 2016-01-20 | 中国石油化工股份有限公司 | A dry powder formula fire extinguishing systems for filling station |
| CN205055276U (en) * | 2015-10-27 | 2016-03-02 | 苏州市锦翔压力容器制造有限公司 | Dry powder extinguisher |
| CN205948251U (en) * | 2016-08-12 | 2017-02-15 | 福建天广消防有限公司 | Dry powder put out a fire release control device and dry powder fire extinguishing sys tem |
-
2016
- 2016-08-12 CN CN201610659855.4A patent/CN106139488B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001021261A1 (en) * | 1999-09-20 | 2001-03-29 | Phan Dinh Phuong | Automatic fire extinguishing system using liquefied co¿2? |
| CH702640A1 (en) * | 2010-02-04 | 2011-08-15 | Hne Technologie Ag | Portable device for use as e.g. fire extinguisher for radial application of aerosols in aircraft, has beam selector connected with connections of pressure containers for selective application of powdered and/or water application substance |
| CN101983740A (en) * | 2010-11-01 | 2011-03-09 | 福建天广消防科技股份有限公司 | Superfine dry powder cold aerosol automatic fire-extinguishing system |
| CN201840808U (en) * | 2010-11-01 | 2011-05-25 | 福建天广消防科技股份有限公司 | Ultra-fine dry-powder cold aerosol automatic fire extinguishing system |
| CN201921355U (en) * | 2010-12-31 | 2011-08-10 | 西安新竹防灾救生设备有限公司 | Superfine dry powder extinguishing device for drilling machine |
| GB2507860A (en) * | 2012-09-11 | 2014-05-14 | Brian Spence Mackenzie | Fire fighting training system |
| CN103055444A (en) * | 2012-12-25 | 2013-04-24 | 山东环绿康新材料科技有限公司 | Ultrafine dry powder extinguishing method for high-rack stereoscopic warehouse |
| CN203954500U (en) * | 2014-05-04 | 2014-11-26 | 沈阳安泰消防设备有限公司 | A kind of waste heat overbottom pressure inert gas extinguishing installation |
| CN203971260U (en) * | 2014-07-12 | 2014-12-03 | 江苏中一汽车机械设备制造有限公司 | Carbon dioxide automatic fire extinguishing system |
| CN204447037U (en) * | 2015-02-12 | 2015-07-08 | 晋城天煜新能源有限公司 | Extinguishing device is a little diffused for large-scale air accumulator |
| CN105107122A (en) * | 2015-06-01 | 2015-12-02 | 大庆英博消防设备有限公司 | Pipe network type ultra-fine dry powder extinguisher |
| CN204972758U (en) * | 2015-08-14 | 2016-01-20 | 中国石油化工股份有限公司 | A dry powder formula fire extinguishing systems for filling station |
| CN205055276U (en) * | 2015-10-27 | 2016-03-02 | 苏州市锦翔压力容器制造有限公司 | Dry powder extinguisher |
| CN205948251U (en) * | 2016-08-12 | 2017-02-15 | 福建天广消防有限公司 | Dry powder put out a fire release control device and dry powder fire extinguishing sys tem |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109381825A (en) * | 2017-08-07 | 2019-02-26 | 南京消防器材股份有限公司 | Bottle group type fine water mist fire-extinguishing system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106139488B (en) | 2021-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209510379U (en) | Lose the anti-self-combustion device of coal in High-geotemperature tunnel fully mechanized coal face goaf end | |
| CN102109049A (en) | Bottle valve | |
| CN106139493A (en) | A kind of release control system of dry-chemical fire extinguishing equipment | |
| CN105169584A (en) | Multistage response type automatic extinguishing device and use method | |
| CN205948251U (en) | Dry powder put out a fire release control device and dry powder fire extinguishing sys tem | |
| CN106139488A (en) | A kind of dry-chemical fire extinguishing release control device and powder extinguishing system | |
| CN101915359B (en) | Valve for compressed gas collecting bottle and concentrating pneumatic control method thereof | |
| CN205948258U (en) | Dry powder fire extinguishing apparatus's release control system | |
| CN204592850U (en) | A kind of vehicle fuel bottle group gas charging system | |
| CN110448838B (en) | Fire extinguishing device and method for floating disc sealing ring | |
| CN204261248U (en) | Full-automatic fixed dry chemical system | |
| CN106310566A (en) | Pre-stored pressure combustion gas-type automatic extinguishing device | |
| CN209984828U (en) | Gas storage type automatic fire extinguishing device for electric automobile | |
| CN210963685U (en) | Fire extinguishing system capable of releasing inert gas in low-pressure and stable-flow mode | |
| CN210228940U (en) | Fire detection and fire extinguishing integrated system in large-scale passenger vehicle | |
| CN202207422U (en) | Automatic transfer equipment of main measuring bottle group and standby measuring bottle group of gas self-extinguishing system | |
| CN217908674U (en) | Control cabinet with fireproof alarm function | |
| CN203907205U (en) | CNG (compressed natural gas) parallel type integrated preference automatic sequence control cabinet | |
| CN105202358A (en) | SF6 air inflation device of electrical equipment | |
| CN114394019A (en) | Outdoor wood-plastic alternating-current charging pile with high safety | |
| CN201492849U (en) | General foam rain control valve bank | |
| CN205429558U (en) | SF6 looped netowrk cabinet online intelligent steady voltage system | |
| CN211301839U (en) | Fireproof filling station | |
| CN203090315U (en) | Container valve for starting bottle | |
| CN203283091U (en) | Self-unloading system of powder material transportation vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |