CN206026915U - A gas generator for dry powder automatic fire extinguishing system - Google Patents
A gas generator for dry powder automatic fire extinguishing system Download PDFInfo
- Publication number
- CN206026915U CN206026915U CN201620781914.0U CN201620781914U CN206026915U CN 206026915 U CN206026915 U CN 206026915U CN 201620781914 U CN201620781914 U CN 201620781914U CN 206026915 U CN206026915 U CN 206026915U
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- gas
- combustion chamber
- dry powder
- fire extinguishing
- automatic fire
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Abstract
The utility model discloses a gas generator for dry powder automatic fire extinguishing system, including combustion chamber, ignition system, product gas powder column and gas jet system, ignition system is located the inside front end in combustion chamber, is connected through wire and combustion chamber conducting rod, in the combustion chamber after ignition system was placed to product gas powder column, the sealing connection of gas jet system was terminal in the combustion chamber casing, combustion chamber shell backend is equipped with the combustion chamber orifice, and the gas jet system is equipped with a plurality of gas jet holes along the circumference. The utility model has the advantages of safe in utilization, reliable operation, acting are stable, the clean toxicological harmless of gas, that fuel gas temperature is low, the storage period is long, the installation is maintained is convenient, a high efficiency, simple and convenient, safe, stable driving method are provided for dry powder automatic fire extinguishing system.
Description
Technical field
The utility model belongs to technical field of fire control, and in particular to a kind of combustion gas for dry powder automatic fire extinguishing system occurs
Device.
Background technology
Dry powder automatic fire extinguishing system is a kind of relatively advanced automatic fire extinguishing system, can be started building certainly in the case of nobody
Make, the characteristics of there is due to which " fast reaction, starting suppress, high-effect fire-extinguishing ", to the initial period fire extinguishing of fire with very
Good effect, current research and application it is more popular, and with boundless market prospects.
Dry powder driving means are key technologies of dry powder automatic fire extinguishing system, and the dry powder commonly used on existing market goes out automatically
Fiery system mainly using high-pressure gas cylinder as dry powder drive energy, due to high-pressure gas cylinder bulky, complex structure, quality guarantee period
Short the shortcomings of, the manufacture and maintenance cost for making fire extinguishing system, significantly increase, and the safety and reliability of system are reduced.Combustion type
Dry powder automatic fire extinguishing system is a kind of fire extinguishing system relatively new type in recent years, and its advantage is exactly to employ gas launcher conduct
The drive energy of dry powder, greatly reduces under the volume of fire extinguishing system, and whole system usual conditions without pressure storage, safeguards letter
Just, quality guarantee period is long, is a kind of dry powder actuation techniques relatively advanced at present.
But substantial amounts of result of the test shows, also there is certain technical barrier and be badly in need of in combustion type dry powder automatic fire extinguishing system
Break through, such as：The high temperature that solid chemicals burning is produced can sinter dry powder, reduce the fire-fighting efficiency of dry powder；Combustion-gas jet test speed is difficult to
Control, needs the accurate calculating of professional and technical personnel；Gas generator may cause false touch because of electrostatic, thunderbolt, electromagnetic radiation
It was found that as etc., the also exactly slow main cause of the new technology spread that the above is not enough.
Utility model content
The purpose of this utility model is the deficiency for combustion type dry powder automatic fire extinguishing system in the market, there is provided a kind of
For the gas generator of dry powder automatic fire extinguishing system.
The technical solution of the utility model is：A kind of gas generator for dry powder automatic fire extinguishing system, its feature exist
In：Including combustion chamber 6, ignition system 7, gas production charge column 5 and gas injection system 4；Before ignition system is located at combustion chamber
End, ignition system include ignitron 72, igniter cartridge 71, ignition charge 73, wire 76, radio frequency protection chip 74 and current protection core
Piece 75；Ignitron 2 is loaded on igniter cartridge 1 and ignitron loaded on position that is placed in the middle in igniter cartridge and pasting medicine box antetheca, ignition charge 3
In 2 spaces for being formed；Radio frequency protects chip and current protection chip in parallel with ignitron respectively, ignition system by wire 76 and
Combustion chamber conducting rod 1 connects；Gas production charge column 5 is positioned over the burning interior after ignition system, and gas injection system is tightly connected
In burning chamber shell end；Burning chamber shell rear end is provided with combustion chamber spray orifice 2, and gas injection system is circumferentially provided with multiple combustion gas
Spray-hole 3.
Beneficial effect：It is ignition system working stability of the present utility model, safe and reliable, at the same have protection against the tide, antistatic,
The ability of anti-lightning strike, anti-electromagnetic radiation, can meet the longer-term storage under all kinds of environment and use；Combustion gas of the present utility model is sent out
Raw device gas producing efficiency is high, and gas production can reach 200 with generator volume ratio：1；The gas production rate of gas generator can be by burning
Room, the structure of gas production charge column and size are adjusted, and the difference of gas production rate are required with meeting fire extinguishing system；Fuel gas injection system
System can be greatly lowered fuel gas temperature, avoid combustion gas and dry powder directly contact, prevent dry powder caking at high temperature, reduce dry-chemical fire extinguishing
Effect.The utility model has using safety, reliable operation, acting stable, combustion gas cleaning nonhazardous, fuel gas temperature be low, storage
The advantages of phase length, installation safeguard convenient, provides a kind of efficient, easy, safe and stable driving for dry powder automatic fire extinguishing system
Mode.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Structural representations of the Fig. 2 for ignition system.
Specific embodiment
For making the purpose of this utility model, content and advantage clearer, specific embodiment of the present utility model is made
Describe in further detail.
The utility model provides a kind of gas generator for dry powder automatic fire extinguishing system, as shown in figure 1, including burning
Room 6, ignition system 7, gas production charge column 5 and gas injection system 4；Ignition system be located at combustion chamber front end by wire with
Conducting rod 1 connects, and gas production charge column 5 is positioned over the burning interior after ignition system, and gas injection system is sealedly attached to burning
Room housing end；Burning chamber shell rear end is provided with combustion chamber spray orifice 2, and gas injection system is circumferentially provided with multiple gas injection holes
3。
Combustion chamber has certain seal and compressive resistance, can meet gas generant composition in accordance long-time high pressure operation requirements, combustion
The material for burning room is generally metal, and combustion chamber spray orifice must adopt exotic material, specific size (particularly spray orifice size)
Be according to the demand of powder extinguishing system determine, match with gas generant composition in accordance combustibility, can according to fire extinguishing system use requirement,
Appropriate regulating gas rate of release.
Ignition system includes ignitron 72, igniter cartridge 71, ignition charge 73, wire 76, radio frequency protection chip 74 and electric current
Protection chip 75；Ignitron 2 loaded on position that is placed in the middle in igniter cartridge and pasting medicine box antetheca, ignition charge 3 loaded on igniter cartridge 1 with
In the space that ignitron 2 is formed；Radio frequency protect chip and current protection chip in parallel with ignitron respectively after by wire 76 and
Combustion chamber conducting rod 1 connects, and can protect gas generator during installation, transport, storage and use due to electrostatic, thunder
Hit, electromagnetic radiation etc. causes igniter to light a fire, considerably increase the security and reliability of system, possess gas launcher
Waterproof, protection against the tide, antistatic, the function of anti-lightning strike, anti-electromagnetic radiation.Encapsulation process is done between wire and igniter cartridge.
Igniter cartridge is made using flammable plastic material, and such as nitro product is made, and can be specifically to nitrify cotton products, medicine
Box has certain sealed damp-proof effect and can be wholly absent after lighting a fire；Ignition charge adopts granular ignition charge, and ignition performance is excellent
And flameholding.
Gas production charge column is column, with flameholding, big gas production, the warm low, broad application temperature range of combustion, storge quality
Without many merits such as residues after good, burning；While requirement that can be according to fire extinguishing system to combustion gas rate of release, design and burning
Gas production charge column structure and size that room matches, with change burning rule, regulating gas generating rate.
The gas injection system is to install a combustion gas rectification cooling chamber, one side of effect of the system additional in combustion chamber rear end
Face can reduce rapidly fuel gas temperature, prevent gas generant composition in accordance combustion gas with dry powder directly contact, sintering dry powder；On the other hand combustion can be made
Burn the combustion gas that room produces to be uniformly distributed, reduce local pressure, contribute to that dry powder is as much as possible to flow out with combustion gas, lift system goes out
Fiery efficiency.
Operation principle：When the robot control system(RCS) of fire extinguishing system sends instruction, the ignition system of gas launcher can be connect automatically
Logical control power supply, being passed through quota electric current to ignition system makes igniter light a fire, and lights the ignition charge in igniter cartridge, ignition charge combustion
The high hot combustion gas of a large amount of high temperature and solids for burning generation are covered with rapidly the whole bags, light gas production charge column, gas generant composition in accordance
The burning of post constant-pressure stable produces the gas injection system that a large amount of combustion gas enter burner ends by combustion chamber spray orifice, and combustion gas passes through
The cooling and rectified action of spraying system is quickly flowed out from gas injection hole, quickly sets up certain pressure in dry powder holding vessel
Power simultaneously drives dry powder spouting with conveyance conduit.
Embodiment 1
Combustion chamber adopt common stainless steel material, size be external diameter φ 100mm, internal diameter φ 90mm, length 200mm, spray orifice
Size is φ 12mm, and spray orifice portion adopts graphite material；The igniter cartridge of ignition system is made by cotton products are nitrified, and ignition charge is adopted
Granule ignition charge, consumption 8g, igniter are connected with the conducting rod on combustion chamber for wire, and centre has installed anti-electric current and preventing RF additional
Chip；Gas production charge column is a kind of cylindrical gas generant composition in accordance, and size is external diameter φ 80mm, internal diameter φ 10mm, length 180mm；Gas injection
Penetrate system to turn blue process using round steel material Jing, cylinder, size is external diameter φ 100mm, internal diameter φ 90mm, length 40mm, circle
The regular 20 φ 6mm gas injection holes of distribution in styletable face；
Above gas generator according to《GB16668-2010 powder extinguishing systems and part general technical specifications》And
《GA61-2010 fixed fire extinguishing systems drive, control device general technical specifications》With regard to the relevant of gas type dry powder driving means
Regulation carries out static properties test, as a result can meet all technical requirement completely.
Embodiment 2
Combustion chamber adopt common stainless steel material, size be external diameter φ 95mm, internal diameter φ 80mm, length 220mm, spray orifice chi
It is very little for φ 10mm, spray orifice portion adopts titanium matter；The igniter cartridge of ignition system is made by cotton products are nitrified, and ignition charge adopts granule
Black powder, consumption 7g, igniter are connected with the conducting rod on combustion chamber for line, and centre has installed anti-electric current and preventing RF core additional
Piece；Gas production charge column is a kind of cylindrical gas generant composition in accordance, and size is external diameter φ 76mm, internal diameter φ 6mm, length 175mm；Fuel gas injection system
System is turned blue processs using round steel material Jing, cylinder, and size is external diameter φ 100mm, internal diameter φ 90mm, length 45mm, cylindrical end
The regular 24 φ 7mm gas injection holes of distribution in face；
Above gas generator according to《GB16668-2010 powder extinguishing systems and part general technical specifications》And
《GA61-2010 fixed fire extinguishing systems drive, control device general technical specifications》With regard to the relevant of gas type dry powder driving means
Regulation carries out static properties test, as a result can meet all technical requirement completely.
Embodiment 3
Combustion chamber adopt common stainless steel material, size be external diameter φ 60mm, internal diameter φ 46mm, length 150mm, spray orifice chi
It is very little for φ 6mm, spray orifice portion adopts titanium matter；The igniter cartridge of ignition system is made by cotton products are nitrified, and ignition charge adopts granule
Black powder, consumption 5g, igniter are connected with the conducting rod on combustion chamber for line, and centre has installed anti-electric current and preventing RF core additional
Piece；Gas production charge column is a kind of cylindrical gas generant composition in accordance, and size is external diameter φ 40mm, internal diameter φ 6mm, length 140mm；Fuel gas injection system
System is turned blue processs using round steel material Jing, cylinder, and size is external diameter φ 60mm, internal diameter φ 50mm, length 35mm, cylinder end face
Regular 15 φ 5mm gas injection holes of distribution；
Above gas generator according to《GB16668-2010 powder extinguishing systems and part general technical specifications》And
《GA61-2010 fixed fire extinguishing systems drive, control device general technical specifications》With regard to the relevant of gas type dry powder driving means
Regulation carries out static properties test, as a result can meet all technical requirement completely.
Claims (6)
1. a kind of gas generator for dry powder automatic fire extinguishing system, it is characterised in that：Including combustion chamber (6), ignition system
(7), gas production charge column (5) and gas injection system (4)；Ignition system is located at the front end of combustion chamber, and ignition system is included a little
Fire tube (72), igniter cartridge (71), ignition charge (73), wire (76), radio frequency protection chip (74) and current protection chip (75)；
, loaded on position that is placed in the middle in igniter cartridge and pasting medicine box antetheca, ignition charge (3) is loaded on igniter cartridge (1) and igniting for ignitron (2)
In the space that pipe (2) is formed；Radio frequency protects chip and current protection chip in parallel with ignitron respectively, and ignition system passes through wire
(76) it is connected with combustion chamber conducting rod (1)；Gas production charge column (5) is positioned over the burning interior after ignition system, fuel gas injection system
System is sealedly attached to burning chamber shell end；Burning chamber shell rear end is provided with combustion chamber spray orifice (2), and gas injection system is circumferentially
It is provided with multiple gas injection holes (3).
2. a kind of gas generator for dry powder automatic fire extinguishing system according to claim 1, it is characterised in that：Burning
The material of room is stainless steel, and combustion chamber spray orifice is using graphite or titanium.
3. a kind of gas generator for dry powder automatic fire extinguishing system according to claim 1, it is characterised in that：Igniting
Medicine box is made using flammable plastic material.
4. a kind of gas generator for dry powder automatic fire extinguishing system according to claim 3, it is characterised in that：Igniting
Medicine box is made using nitrification cotton products.
5. a kind of gas generator for dry powder automatic fire extinguishing system according to claim 1, it is characterised in that：Aerogenesis
Powder column is cylindrical gas generant composition in accordance.
6. a kind of gas generator for dry powder automatic fire extinguishing system according to any one of Claims 1 to 5, its feature
It is：Gas generator gas production rate is adjusted by combustion chamber, the structure of gas production charge column and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620781914.0U CN206026915U (en) | 2016-07-22 | 2016-07-22 | A gas generator for dry powder automatic fire extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620781914.0U CN206026915U (en) | 2016-07-22 | 2016-07-22 | A gas generator for dry powder automatic fire extinguishing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206026915U true CN206026915U (en) | 2017-03-22 |
Family
ID=58311055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620781914.0U Expired - Fee Related CN206026915U (en) | 2016-07-22 | 2016-07-22 | A gas generator for dry powder automatic fire extinguishing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206026915U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721422A (en) * | 2019-10-24 | 2020-01-24 | 龚继海 | Gas type superfine dry powder automatic fire extinguishing system |
-
2016
- 2016-07-22 CN CN201620781914.0U patent/CN206026915U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721422A (en) * | 2019-10-24 | 2020-01-24 | 龚继海 | Gas type superfine dry powder automatic fire extinguishing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20180722 |