CN205948251U - Dry powder put out a fire release control device and dry powder fire extinguishing sys tem - Google Patents
Dry powder put out a fire release control device and dry powder fire extinguishing sys tem Download PDFInfo
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- CN205948251U CN205948251U CN201620871884.2U CN201620871884U CN205948251U CN 205948251 U CN205948251 U CN 205948251U CN 201620871884 U CN201620871884 U CN 201620871884U CN 205948251 U CN205948251 U CN 205948251U
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Abstract
The utility model discloses a dry powder put out a fire release control device and dry powder fire extinguishing sys tem, release control device connect between high -pressure gas cylinder and the start bottle of system, including normally open solenoid valve, normally -closed solenoid valves to reach the dry powder release signal line of connecting this normally open solenoid valve, normally -closed solenoid valves, normally open solenoid valve and normally -closed solenoid valves establish ties mutually and connect, and system start bottle is through starting the pipe connection normally open solenoid valve, and high -pressure gas cylinder send between pipe connection to normally open solenoid valve and the normally -closed solenoid valves through opening. Will the utility model discloses the release control device is installed on the control piper of high -pressure gas cylinder release, and through dry powder release signal line control system start bottle's container valve, with the pressure constant voltage release that the gas in the high -pressure gas cylinder was set for according to dry powder release signal line, messenger's dry powder sprays the equilibrium, improves fire control effect, guarantees dry powder storage tank's safety work moreover, even it starts when perhaps blockking up the mistake to appear, entire system keeps safe effective, has the characteristics that do not increase any work load.
Description
Technical field
This utility model is related to fire-extinguishing apparatus technical field, specifically refers to a kind of dry-chemical fire extinguishing release control device and dry powder
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
Start bottle and start high-pressure nitrogen bottle, high-pressure nitrogen bottle is opened, and gases at high pressure are filled with dry powder can via discharge, realizes going out
Fiery agent release sprays.Air pressure control in dry powder can in work is very crucial, crosses hyperbar and the safety such as tank body blast can be caused hidden
Suffer from.Currently for this problem, the safeguard procedures taken are to install related anti-explosion mechanism on dry powder can, when dry powder can is 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 cause significant wastage, also do not have fire extinguishing function, all can cause weight
Big loss.
Have with the powder extinguishing system (referring to application number 201510648443.6) stopping in emergency at present, by electricity
Gas control system makes the gas in gas cylinder be capable of emergency cut-off during being discharged into dry powder can, the high pressure gas in discharge
Body can not enter dry powder can within the time setting, and can not exclude emergency and be necessary for gas cylinder within the time setting
Interior gas is discharged.This kind of mode haves such problems as that complex structure, high cost, workload are numerous and diverse, and more crucial is risen real
Protection significance is little.
In consideration of it, this case is furtherd investigate to the problems referred to above, a kind of dry-chemical fire extinguishing release control device and dry-chemical fire extinguishing
System, this case thus produces.
Utility model content
A purpose of the present utility model is to provide a kind of dry-chemical fire extinguishing release control device it is ensured that the release of dry powder storage tank is pressed
The constant and safety of power, has the advantages that structure is simple, low cost, does not increase workload.
In order to reach above-mentioned purpose, solution of the present utility model 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
It is in series with normally closed solenoid valve and connects, system start-up bottle passes through to start pipeline connection normally open solenoid valve, and high-pressure gas cylinder passes through to open to send
Pipeline connects 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 multigroup, opens and send pipeline to have multigroup parallel branch correspondingly.
Another object of the present utility model is to provide a kind of powder extinguishing system, includes dry powder storage tank, high-pressure gas
Bottle, system start-up bottle and release control device；High-pressure gas cylinder connects dry powder storage tank by discharge；Release control device connects
Between high-pressure gas cylinder and system start-up bottle, include normally open solenoid valve, normally closed solenoid valve, and connect this normally opened electromagnetism
Valve, the dry powder release signal line of normally closed solenoid valve；Normally open solenoid valve and normally closed solenoid valve are in series and connect, and system start-up bottle passes through to open
Dynamic pipeline connects normally open solenoid valve, and high-pressure gas cylinder passes through to open to send pipeline to connect 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 multigroup, opens and send pipeline to have multigroup parallel branch correspondingly.
Pressure regulation air relief valve or pressure reductor structure are provided with 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 be connected with and access the upper gas tube of dry powder storage tank and lower gas tube, conversion electromagnetic valve be arranged on discharge with upper,
At 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 to dry powder and discharges and starts the high-pressure solenoid valve of bottle, conversion electromagnetic valve and dry powder and release
Put on valve, the startup pipeline that dry powder release starts bottle connects to conversion electromagnetic valve and dry powder relief valve.
Described electric contact pressure unit has two groups of parallel connection.
Described upper gas tube connects the top to dry powder storage tank and the position away from this top center.
Described lower gas tube has annular and confluxes isocon, and this annular is confluxed the anti-powder in three roads that isocon passes through to be evenly arranged
Plugging road connects to the bottom of dry powder storage tank.
After such scheme, a kind of this utility model dry-chemical fire extinguishing release control device and powder extinguishing system with respect to
The having the beneficial effects that of prior art：By this utility model release control device being mainly made up of normally opened, normally closed solenoid valve peace
It is contained on the control piper of high-pressure gas cylinder release, by dry powder release signal line (taking from the blowing pressure signal of dry powder storage tank)
Control system starts the container value of bottle, and the gas in high-pressure gas cylinder is released according to the pressure constant voltage that dry powder release signal line sets
Put, make dry powder spray equilibrium, improve extinguishing effect, and ensure the trouble free service of dry powder storage tank, though occur error starting or
During blocking, whole system keeps safe and effective, has the characteristics that not increase any workload.
Brief description
Fig. 1 is the structural representation of this utility model dry-chemical fire extinguishing release control device；
Fig. 2 is the structural representation of this utility model powder extinguishing system；
Fig. 3 is the part-structure schematic diagram of this utility model powder extinguishing system；
Fig. 4 is the circuit theory diagrams of the release control of this utility model 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.
Specific embodiment
With reference to the accompanying drawings and detailed description this case is described in further detail.
This case is related to a kind of dry-chemical fire extinguishing release control device, as shown in figure 1, release control device 3 is connected to system opening
Between dynamic 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
31st, 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 pressure switch or explosion-proof electric contact pressure from dry powder storage tank
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 is connected normally opened by startup pipeline 11
Electromagnetic valve 31, high-pressure gas cylinder 2 passes through to open and send pipeline 12 to connect between normally open solenoid valve 31 and normally closed solenoid valve 32, specifically
, open and send the rear end of pipeline 12 to be connected with the container value 21 of high-pressure gas cylinder 2, open and send the front end of pipeline 12 to connect to normally opened electromagnetism
Between valve 31 and normally closed solenoid valve 32.Described container value 21 specifically adopts the positive-pressure type sealing container valve (ginseng of the applicant's research and development
See patent No. CN200720006174.4).Generally, high-pressure gas cylinder 2 is provided with arranged side by side multigroup, then open and send pipeline 12 to have one by one
Corresponding multigroup parallel branch.
Preferably, in order to beneficial to aerofluxuss, normally closed solenoid valve 32 be also associated with discharge duct 34, aerofluxuss are specially container value
21 piston interior gas exhaust.
Another object of the present utility model is to provide a kind of powder extinguishing system, and as shown in Figure 1-2, the system of including opens
Dynamic 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 by discharge 51
Tank 4.Release control device 3 is connected between system start-up bottle 1 and high-pressure gas cylinder 2, release control device 3 concrete structure referring to
Described above, no longer tire out in detail here and state.
When this utility model release control device and fire extinguishing system work, the normally opened, control signal of normally closed solenoid valve 31/32
Take from the blowing pressure signal of dry powder storage tank 4, when the blowing pressure reaches setting value (usually 1.2MPa), dry powder storage tank 4 dry
Powder relief valve is opened, and 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 He
Discharge duct 34 discharges high-pressure gas cylinder 2 upper container valve 21 piston chamber's gas, and container value 21 piston chamber's decompression resets, and closes high pressure
Gas bomb 2 gas, stops inflating to dry powder storage tank 4.When dry powder storage tank 4 spurts dry powder to protection zone, pressure in dry powder storage tank 4
Decline, pressure switch (explosion-proof electro connecting pressure gauge) signal turns off, normally opened, normally closed solenoid valve 31/32 resets, system recovery is inflated
State.This utility model 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 sprays equilibrium, improves extinguishing effect.
This utility model apparatus and system innovative design is：
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 simply reliable, and required electromagnetic valve cost is not high, low cost.Prior art, electricity
Magnet valve is arranged on discharge, the pressure 13-15MPa in high-pressure gas cylinder, and after release, the pressure of discharge is not less than 10-
12MPa, electromagnetic valve must adopt high-pressure solenoid valve, and electromagnetic valve is arranged on discharge, discharge latus rectum larger (about 50mm), electricity
The latus rectum of magnet valve can not be less than the latus rectum of discharge, high cost expensive in this required high pressure big orifice electromagnetic valve, and
It is also more complicated unreliable to control.
Two, this utility model control principle is directly the gas of high-pressure gas cylinder to be closed, and the gas of release is container
The indoor very small amount gas of valve piston, does not result in gas and wastes, and keep whole fire extinguishing system to be closed.Existing
In technology, begin to after 10-20 second pressurising time of usual dry powder storage tank discharge, when needing emergent stopping, dry powder storage tank is
Through being charged into certain pressure, and powder system is once start, and the gas of gas cylinder can not close, and system is again started up must be
In the time setting, otherwise by being arranged on discharge normally closed solenoid valve, gas will all be drained, and cause gas to waste.
3rd, this utility model is high-pressure gas cylinder control from source, and system start stop operation is simple, unrestricted, no
Increase any workload.Prior art, principle is that the gas stopping gas cylinder when there is emergency is inflated to dry powder storage tank,
Arrive because inflationtime is very short release pressure, therefore stop inflation manually and have little significance as a kind of protective measure, and put out a fire
System works again and need to dismantle high-pressure gas steel cylinder and again fill gas, and 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 realizing decompressing effect.However, in this utility model release control device 3
On the basis of innovative design, pressure regulation air relief valve herein can be replaced by simple pressure reductor, simplifies structure simultaneously cost-effective.
Further, the dry powder in usual dry powder storage tank 4 is equipped with certain Large Copacity (accounting for the 60-70% of flask volume), dry powder stores up
The air intake of pipeline is spurted down near the bottom of dry powder storage tank 4, off position is to be embedded in dry powder in tank 4.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., only from the top inflatable of dry powder storage tank 4, there is not stifled powder problem in it for the first, but it drives the kinetic energy of gas not good, no
Only pressurization time is long, and the mixing of gas powder is extremely uneven, is hardly formed " boiling " phenomenon of powder extinguishing agent, and extinction using gas is imitated
Fruit is not good, 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.Second only from the bottom inflatable of dry powder storage tank 4, is easily pressurized, is 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 bottom
Portion's inflation causes necessarily to affect on the gas that enters spurting pipeline, equally affects extinguishing effect, equally exists the residue of powder extinguishing agent
Rate is high, and utilization rate is low, the big defect of consumption.
In this, the design also to dry powder storage tank 4 airing form for this utility model, as Figure 2-3, powder extinguishing system is also
Include dry powder release and start bottle 61, conversion electromagnetic valve 62 and dry powder relief valve 63.The rear end branch of discharge 51 is connected with and connects
Enter the upper gas tube 52 of dry powder storage tank 4 and lower gas tube 53.Conversion electromagnetic valve 62 is arranged on discharge and is connected with upper and lower gas tube
At the position connecing, that is, conversion electromagnetic valve 62 is connected to the rear end of discharge 51 and the front position of upper and lower gas tube 52/53
Place, 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 discharges to dry powder and starts bottle 61
On high-pressure solenoid valve, conversion electromagnetic valve 62 and dry powder relief valve 63, dry powder release start bottle 61 startup pipeline 611 connect 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, play sending signal and make
With.
After fire extinguishing system startup work, inflated to dry powder storage tank 4 by lower gas tube 53 by discharge 51, work as the blowing pressure
Reach setting value, electric contact pressure unit 41 passes through the high-voltage electromagnetic that the release of dry powder release signal line traffic control dry powder starts bottle 61
Electricity on valve, conversion electromagnetic valve 62 and dry powder relief valve 63, is discharged from dry powder and starts bottle 61 to conversion electromagnetic valve 62 and dry powder release
Valve 63 is inflated, and realizes dry powder relief valve 63 and opens, 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 the top two-step inflation again of first bottom, dexterously maximizes favourable factors and minimizes unfavourable ones, when reaching supercharging
Between short, gas powder mixing Quick uniform, the excellent 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 adopt electro connecting pressure gauge.
Preferably, in order to lift effective aeration of upper gas tube 52, on this, gas tube 52 connects 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
It is designed with annular to conflux isocon 531, this annular isocon 531 that confluxes passes through the three roads anti-powder plugging road 532 being 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 efficient inflation and gas powder is equal
Effect of even mixing.
As shown in figure 4, this utility model also proposes the corresponding release control system of powder extinguishing system, include and be in parallel
System start-up module 71, release starting module 72 and release control module 73.This each module is connected to electric cabinet power supply (DC24V)
It is powered.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 is in series with the branch road that dynamic bottle electromagnetic valve QDP1 is located.
Release starting module 72, discharges electromagnetic valve QDP2 and the second relay C5 including electric contact pressure unit, dry powder.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 lift pressure
The accurate reliability of force signal transmission, described electric contact pressure unit is designed with two groups of parallel connection, reaches double insurance effect.
Electric contact pressure unit specifically can adopt 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 discharges electromagnetic valve QDP2 correspondence and includes the high-pressure solenoid valve of described dry powder release startup 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 identification value (setting value) of electric contact pressure unit is set to the pressure of slightly below pressure switch K3
Identification value.The specific embodiment being given, the pressure identification value of electric contact pressure unit is set to 1.1Mpa, the pressure of pressure switch K3
Identification value is set to 1.2Mpa.
Preferably, release control system also includes division module 74, and this division module 74 has the 2-N being arranged in parallel
Area's unit, each area's unit includes auxiliary reclay C and subregion electromagnetic valve FQF；Each area's unit, auxiliary reclay and other
The normally closed switch of the auxiliary reclay of all areas unit is in series, the normal open switch phase string of subregion electromagnetic valve and auxiliary reclay
Join, and this two series arm is in parallel.As in the specific embodiment that is given, division module 74 has 3 areas being arranged in parallel
Unit, taking first area's unit as a example, 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
Become a series arm, this two series arm is in parallel.Second area's unit and the 3rd area's unit are in the same manner.
Further, each area's unit also includes the area's release threshold switch being in series with corresponding auxiliary reclay, and this area releases
The two ends putting threshold switch are parallel with the moving together contact of corresponding auxiliary reclay., also include area's release taking first area's unit as a example
Threshold switch K4, this area release threshold switch K4 is in series with corresponding auxiliary reclay C1, and the two ends that this area discharges threshold switch K4 are in parallel
There is moving together contact C1-1 of corresponding auxiliary reclay C1.In the same manner, second area's unit corresponds to phase for second area's unit and the 3rd area's unit
Area release threshold switch K5 in parallel and moving together contact C2-1, area release threshold switch K6 and dynamic circuit connector that the 3rd area's unit correspondence is in parallel
Contact C3-1.Area's release threshold 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.It is 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 each branch road auxiliary reclay and area's release threshold switch that connect one to one to each area's unit it
Between, that is, tie point connects to the auxiliary reclay C1 and area's release threshold switch K4 of first area's unit, and the second branch road connects
Discharge between threshold switch K5 to the auxiliary reclay C2 of second area's unit and area, the 3rd branch road connects to the centre of the 3rd area's unit
Between relay C3 and area's release threshold 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 all parallel with display lamp in the same manner.
During system start-up work, as a example lifting first area transmission the condition of a disaster, area one enabling signal starts, system start-up module 71
Connect, the normal open switch C4-1 closure 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 simultaneously, the normal open switch C1-4 of auxiliary reclay C1
Closure, subregion electromagnetic valve FQF1 opens.Electric contact pressure unit K1/K2 and pressure switch K3 all constantly detect dry powder storage tank 4
The blowing pressure, when the blowing pressure first reaches electric contact pressure unit K1/K2 identification 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 identification value (1.2Mpa), 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's gas, container value 21 piston chamber's decompression resets, and closes high-pressure gas cylinder 2 gas
Body, stops inflating to dry powder storage tank 4.When spurting dry powder in dry powder storage tank 4 to protection zone, pressure drop in dry powder storage tank 4, pressure
Power switch K3 signal turns off, and normally opened, normally closed solenoid valve DCFK/DCFB resets, and system recovery inflated condition thus reaches control simultaneously
Keep dry powder storage tank 4 to discharge the constant and trouble free service of pressure, make dry powder spray equilibrium, improve extinguishing effect.
In described work, great innovative significance is had by the different set that pressure identification is worth, it is to make whole system
Work a constant and smooth key point.If the two is set same identification value (common 1.2Mpa), now in 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, on spraying equilibrium degree and extinguishing effect can bring impact.When
So, the pressure identification value of electric contact pressure unit nor set too low, one is detrimental to early stage spurts fire extinguishing, cause 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 preferred embodiment of the present utility model, all with this utility model right done equal
Deng change and modification, the scope of this utility model claim all should be belonged to.
Claims (10)
1. a kind of 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
Normally open solenoid valve, normally closed solenoid valve, and the dry powder release signal line connecting this normally open solenoid valve, normally closed solenoid valve are included；Often
Open electromagnetic valve and normally closed solenoid valve are in series and connect, and system start-up bottle passes through to start pipeline connection normally open solenoid valve, high-pressure gas cylinder
Pipeline is sent to connect between normally open solenoid valve and normally closed solenoid valve by opening.
2. as claimed in claim 1 a kind of dry-chemical fire extinguishing release control device it is characterised in that：On described normally closed solenoid valve also
It is connected with discharge duct.
3. as claimed in claim 1 a kind of dry-chemical fire extinguishing release control device it is characterised in that：Described dry powder release signal line
It is that pressure switch from dry powder storage tank pulls out.
4. as claimed in claim 1 a kind of dry-chemical fire extinguishing release control device it is characterised in that：Described high-pressure gas cylinder is provided with
Arranged side by side is multigroup, opens and send pipeline to have multigroup parallel branch correspondingly.
5. a kind of 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 the dry powder connecting 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 passes through to start the pipeline normally opened electromagnetism of connection
Valve, high-pressure gas cylinder passes through to open to send pipeline to connect between normally open solenoid valve and normally closed solenoid valve.
6. as claimed in claim 5 a kind of powder extinguishing system it is characterised in that：The row of being also associated with described normally closed solenoid valve
Feed channel.
7. as claimed in claim 5 a kind of powder extinguishing system it is characterised in that：Described dry powder release signal line is from dry powder
Pressure switch on storage tank pulls out.
8. as claimed in claim 5 a kind of powder extinguishing system 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 multigroup parallel branch correspondingly.
9. as claimed in claim 5 a kind of powder extinguishing system 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 be connected with access dry powder storage tank on fill
Trachea and lower gas tube, conversion electromagnetic valve is arranged at 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 high-pressure solenoid valve, conversion electromagnetic valve and the dry powder relief valve of bottle, and the startup pipeline that dry powder release starts bottle connects
To conversion electromagnetic valve and dry powder relief valve.
10. as claimed in claim 9 a kind of powder extinguishing system it is characterised in that：Described electric contact pressure unit has simultaneously
Two groups of connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620871884.2U CN205948251U (en) | 2016-08-12 | 2016-08-12 | Dry powder put out a fire release control device and dry powder fire extinguishing sys tem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620871884.2U CN205948251U (en) | 2016-08-12 | 2016-08-12 | Dry powder put out a fire release control device and dry powder fire extinguishing sys tem |
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| Publication Number | Publication Date |
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| CN205948251U true CN205948251U (en) | 2017-02-15 |
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ID=57975282
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620871884.2U Active CN205948251U (en) | 2016-08-12 | 2016-08-12 | Dry powder put out a fire release control device and dry powder fire extinguishing sys tem |
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| CN (1) | CN205948251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139488A (en) * | 2016-08-12 | 2016-11-23 | 福建天广消防有限公司 | A kind of dry-chemical fire extinguishing release control device and powder extinguishing system |
-
2016
- 2016-08-12 CN CN201620871884.2U patent/CN205948251U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139488A (en) * | 2016-08-12 | 2016-11-23 | 福建天广消防有限公司 | A kind of dry-chemical fire extinguishing release control device and powder extinguishing system |
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