CN104069601B - A kind of flue gas purification system extinguishing device and method - Google Patents
A kind of flue gas purification system extinguishing device and method Download PDFInfo
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- CN104069601B CN104069601B CN201310105900.8A CN201310105900A CN104069601B CN 104069601 B CN104069601 B CN 104069601B CN 201310105900 A CN201310105900 A CN 201310105900A CN 104069601 B CN104069601 B CN 104069601B
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- pipe
- smoke discharging
- discharging pipe
- water
- emergency spray
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The present invention relates to a kind of calcining carbon kiln gas and other high temperature combustible fumes cleaning system extinguishing device and method, belong to electrolytic aluminium factory baking furnace fume and other fume treatment field, solve to have in purifying fume from calcining furnace system and there is the problems such as fume high-temperature is inflammable.At the top drilling of smoke discharging pipe, by described perforate at the top plug-in mounting emergency spray pipe of smoke discharging pipe, one end of emergency spray pipe is fixed in smoke discharging pipe by positioning pipe, and the nozzle of emergency spray pipe is arranged in the middle part of smoke discharging pipe；The other end of emergency spray pipe is connected with the feedwater piping in water supply network by flange, is provided with electromagnetic valve for fire control on feedwater piping.Under normal circumstances, electromagnetic valve for fire control is normally closed；When signal detector detects in flue-gas temperature is higher than setting value or smoke discharging pipe and flare up fire detected, processor controls to automatically open up electromagnetic valve for fire control, by emergency spray pipe automatic water jetting, water sprays in smoke discharging pipe through the nozzle of emergency spray pipe, it is achieved the purpose of sprinkling fire.
Description
Technical field
The present invention relates to a kind of calcining carbon kiln gas and other high temperature combustible fumes cleaning system extinguishing device and method,
Belong to electrolytic aluminium factory baking furnace fume and other fume treatment field.
Background technology
Carbon roasting furnace is made up of the firing chamber that several structures are identical, and roaster employing natural gas, heavy oil or coal gas are
Fuel.Containing certain volatile matter in the Colophonium that Green anode making is allocated into, in roasting process, most of volatile is at roaster
Interior as fuel combustion, unburned asphalt volatile constituents exists with tar state and discharges with baking furnace fume.Through one section time
Between operation, from carbon roasting furnace export to the smoke discharging pipe inwall between roasting flue gas clarification system will deposit and adhere to drip
, due to the temperature of the flue gas of calcining carbon outlet of still higher (180 DEG C～250 DEG C), often there is Mars in blue or green tar in its flue,
Easily cause flue to catch fire, there is the biggest potential safety hazard, to the end-equipment of gas cleaning (such as: sack cleaner, electric tar
Oil device, boiler induced-draft fan etc.) the most unfavorable, easy initiation fire, even explodes.
It is therefore prevented that smoke discharging pipe generation Ignition Phenomena is current urgent problem.
Summary of the invention
There is, in existing purifying fume from calcining furnace system, the problem that fume high-temperature is inflammable, it is an object of the invention to carry
For a kind of flue gas purification system extinguishing device and method, it can make the flame in flue extinguish rapidly, reaches to meet the roasting of charcoal element
Burn stove normally produce and protect the purpose purifying end-equipment, improve carbon roasting furnace and whole cleaning system safety and can
By property.
The technical scheme is that
A kind of flue gas purification system extinguishing device, this extinguishing device includes: emergency spray pipe, accident drain pipe, fire-fighting electricity
Magnet valve, positioning pipe, baffle plate, smoke discharging pipe, nozzle, signal detector, processor, concrete structure is as follows:
At the top drilling of smoke discharging pipe, by described perforate in the top plug-in mounting emergency spray pipe of smoke discharging pipe, accident
One end of sparge pipe is fixed in smoke discharging pipe by positioning pipe, and the nozzle of emergency spray pipe is arranged in the middle part of smoke discharging pipe；Thing
Therefore the other end of sparge pipe is connected with the feedwater piping in water supply network by flange, feedwater piping is provided with fire-fighting electromagnetism
Valve；
In the bottom opening of smoke discharging pipe, by described perforate in the bottom installation accident drain pipe of smoke discharging pipe, accident
Baffle plate is set at the end outlet of drain pipe, baffle plate by the negative pressure automatic pick in smoke discharging pipe on emergency spray pipe；
Signal detector is installed on smoke discharging pipe, signal detector, electromagnetic valve for fire control outfan respectively with processor
Being connected, the input of signal detector extends in smoke discharging pipe.
Described flue gas purification system extinguishing device, welds a flanged short tube, emergency spray pipe on smoke discharging pipe
With flanged short tube by Flange joint, and the Flange joint position on emergency spray pipe arranges reinforcement, emergency spray pipe
One end stretch in smoke discharging pipe, this end is fixed in smoke discharging pipe by positioning pipe.
Described flue gas purification system extinguishing device, nozzle is located on smoke discharging pipe centrage, and nozzle quantity arranges one
Or two or more.
Described flue gas purification system extinguishing device, accident drain pipe is square tube or pipe, is arranged on smoke discharging pipe air-flow
The downstream in direction.
Described flue gas purification system extinguishing device, according to actual needs, arranges one or two in flue gas purification system
Individual above extinguishing device, its installation site is at roaster outlet, water cooling tower entrance, electrical tar precipitator entrance, bag-type dust
Device entrance, main induced draft fan entrance or bypass fans entrance；Or, extinguishing device is arranged in high temperature combustible fumes system or existing
Smoke discharging pipe on.
Utilizing the flue gas purification system extinguishing method of described device, under normal circumstances, electromagnetic valve for fire control is normally closed, processor root
Control electromagnetic valve for fire control according to the flue-gas temperature value set or flare up fire to open and close；When signal detector detects that flue-gas temperature is higher than
When flare up fire being detected in setting value or smoke discharging pipe, processor controls to automatically open up electromagnetic valve for fire control, passes through emergency spray
Pipe automatic water jetting, water sprays in smoke discharging pipe through the nozzle of emergency spray pipe, it is achieved the purpose of sprinkling fire.
Described flue gas purification system extinguishing method, under the percussion of water, automatically opens baffle plate, sprays in smoke pipe
Water be automatically drained out by accident drain pipe, it is achieved automatically control.
Described flue gas purification system extinguishing method, emergency spray pipe import is connected with water supply network, wants in water supply network
Ask enough water yields and hydraulic pressure, meet the requirement of big above-water method.
Advantages of the present invention and providing the benefit that:
1, flue gas purification system extinguishing device of the present invention is divided into emergency spray pipe, accident drain pipe and control system three
Point, in emergency spray pipe front end, electromagnetic valve for fire control is installed, the opening and closing of electromagnetic valve for fire control and flue-gas temperature or flare up fire interlocking,
When flare up fire being detected during flue-gas temperature exceedes setting value or flue, electromagnetic valve for fire control automatically opens up, by sparge pipe
Flood is sprayed in flue by nozzle, and flue pipe local forms flood, reaches to intercept flame spread and the purpose of big above-water method, sprays into cigarette
Water in road is automatically drained out by accident drain pipe, reduces the moisture impact on downstream cleaner.
2, flue gas purification system extinguishing device of the present invention arranges one piece of baffle plate at accident drainage pipe end, under normal circumstances,
This baffle plate at accident drainage pipe end, reduces the air leakage coefficient of cleaning system by the negative-pressure adsorption in flue.Work as sprinkling fire
Time, owing to baffle plate is pushed open by the impact of water automatically, it is achieved the purpose that the water sprayed in flue is discharged.
Accompanying drawing explanation
Fig. 1 is purifying fume from calcining furnace system extinguishing device schematic diagram.
In figure, 1 emergency spray pipe；2 accident drain pipies；3 electromagnetic valve for fire controls；4 positioning pipes；5 baffle plates；6 smoke discharging pipes；7 sprays
Mouth；8 signal detectors；9 processors；10 feedwater pipings；11 flanged short tubes；12 reinforcements.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
As it is shown in figure 1, purifying fume from calcining furnace system extinguishing device of the present invention specifically includes that emergency spray pipe 1, accident are arranged
Water pipe 2, electromagnetic valve for fire control 3, positioning pipe 4, baffle plate 5, smoke discharging pipe 6, nozzle 7, signal detector 8, processor 9 etc., specifically tie
Structure is as follows:
In relevant position, the top perforate as required of smoke discharging pipe 6, inserted at the top of smoke discharging pipe 6 by described perforate
Dress emergency spray pipe 1, one end of emergency spray pipe 1 is fixed in smoke discharging pipe 6 by positioning pipe 4, the nozzle of emergency spray pipe 1
7 are arranged in the middle part of smoke discharging pipe 6；The other end of emergency spray pipe 1 is connected with the feedwater piping 10 in water supply network by flange,
Feedwater piping 10 is provided with electromagnetic valve for fire control 3.Size as required, in relevant position, the bottom perforate of smoke discharging pipe 6,
By described perforate at the bottom installation accident drain pipe 2 of smoke discharging pipe 6, at the end outlet of accident drain pipe 2, baffle plate is set
5, by baffle plate 5, the outlet of accident drain pipe 2 is sealed, baffle plate 5 sprays in accident by the negative pressure automatic pick in smoke discharging pipe 6
On water pipe 2, automatically open up baffle plate 5 when needing draining due to the impact of water.Signal detector 8 is installed on smoke discharging pipe 6, letter
Number detector 8, the outfan of electromagnetic valve for fire control 3 are connected with processor 9 respectively, and the input of signal detector 8 extends smoke exhaust pipe
In road 6, for detecting flue-gas temperature, Mars or the flame in smoke discharging pipe 6.
In the present invention, smoke discharging pipe 6 welds a flanged short tube 11, emergency spray pipe 1 and flanged short tube 11
By Flange joint, and the Flange joint position on emergency spray pipe 1 arranges reinforcement 12, and one end of emergency spray pipe 1 is stretched
Entering in smoke discharging pipe 6, this end is fixed in smoke discharging pipe 6 by positioning pipe 4.Nozzle 7 is located on smoke discharging pipe 6 centrage, number
Amount can be arranged as required to one or more.
In the present invention, accident drain pipe 2 can be square tube or pipe, is arranged on the downstream of smoke discharging pipe 6 airflow direction, its
Length can adjust.
Under normal circumstances, electromagnetic valve for fire control 3 is normally closed, and processor 9 controls according to the flue-gas temperature value set or flare up fire
Electromagnetic valve for fire control 3 opens and closes, and flue-gas temperature value can set as required.When signal detector 8 detects that flue-gas temperature is higher than setting
When flare up fire being detected in value or smoke discharging pipe 6, processor 9 controls to automatically open up electromagnetic valve for fire control 3, by emergency spray pipe
1 automatic water jetting, water sprays in smoke discharging pipe through the nozzle 7 of emergency spray pipe 1, it is achieved the purpose of sprinkling fire.Due to rushing of water
Baffle plate 5 is opened by hitting effect automatically, and the water sprayed in smoke pipe is automatically drained out by accident drain pipe 2, it is achieved automatically control.
In the present invention, one or more extinguishing device can be set according to actual needs in flue gas purification system,
Its installation site can export at roaster, water cooling tower entrance, electrical tar precipitator entrance, sack cleaner entrance, main draw
Fans entrance or bypass fans entrance etc. are it can also be used in other high temperature combustible fumes system.Furthermore it is also possible to existing
Transform on smoke discharging pipe, implement simple and convenient.
In the present invention, emergency spray pipe 1 import is connected with water supply network, requires have enough water yields and water in water supply network
Pressure, meets the requirement of big above-water method.
Claims (7)
1. the flue gas purification system extinguishing device of a carbon roasting furnace, it is characterised in that this extinguishing device includes: emergency spray
Pipe, accident drain pipe, electromagnetic valve for fire control, positioning pipe, baffle plate, smoke discharging pipe, nozzle, signal detector, processor, concrete structure
As follows:
At the top drilling of smoke discharging pipe, by described perforate at the top plug-in mounting emergency spray pipe of smoke discharging pipe, emergency spray
One end of pipe is fixed in smoke discharging pipe by positioning pipe, and the nozzle of emergency spray pipe is arranged in the middle part of smoke discharging pipe；Accident is sprayed
The other end of water pipe is connected with the feedwater piping in water supply network by flange, is provided with electromagnetic valve for fire control on feedwater piping；
In the bottom opening of smoke discharging pipe, by described perforate in the bottom installation accident drain pipe of smoke discharging pipe, accident draining
Baffle plate is set at the end outlet of pipe, baffle plate by the negative pressure automatic pick in smoke discharging pipe on emergency spray pipe；At water
Under percussion, automatically being opened by baffle plate, the water sprayed in smoke pipe is automatically drained out by accident drain pipe, it is achieved automatically control；
Signal detector is installed on smoke discharging pipe, and signal detector, the outfan of electromagnetic valve for fire control are connected with processor respectively,
The input of signal detector extends in smoke discharging pipe；
Welding a flanged short tube on smoke discharging pipe, emergency spray pipe passes through Flange joint with flanged short tube, and in thing
Therefore the Flange joint position on sparge pipe arranges reinforcement, one end of emergency spray pipe is stretched in smoke discharging pipe, and this end is by fixed
Position pipe is fixed in smoke discharging pipe.
2. according to the flue gas purification system extinguishing device of the carbon roasting furnace described in claim 1, it is characterised in that nozzle is located at
On smoke discharging pipe centrage, nozzle quantity arranges one or more.
3. according to the flue gas purification system extinguishing device of the carbon roasting furnace described in claim 1, it is characterised in that accident draining
Pipe is square tube or pipe, is arranged on the downstream of smoke discharging pipe airflow direction.
4. according to the flue gas purification system extinguishing device of the carbon roasting furnace described in claim 1, it is characterised in that according to reality
Need, flue gas purification system arranges one or more extinguishing device, its installation site roaster export, spray cold
But tower entrance, electrical tar precipitator entrance, sack cleaner entrance, main induced draft fan entrance or bypass fans entrance；Or, fire extinguishing dress
Put and be arranged in high temperature combustible fumes system or on existing smoke discharging pipe.
5. the flue gas purification system extinguishing method utilizing device described in claim 1, it is characterised in that under normal circumstances,
Electromagnetic valve for fire control is normally closed, and processor controls electromagnetic valve for fire control according to the flue-gas temperature value set or flare up fire and opens and closes；Work as signal
Detector detects when flue-gas temperature detects flare up fire in being higher than setting value or smoke discharging pipe, and processor controls to automatically open up
Electromagnetic valve for fire control, by emergency spray pipe automatic water jetting, water sprays in smoke discharging pipe through the nozzle of emergency spray pipe, it is achieved water spray
The purpose of fire extinguishing.
6. according to the flue gas purification system extinguishing method described in claim 5, it is characterised in that under the percussion of water, from
Moving and opened by baffle plate, the water sprayed in smoke pipe is automatically drained out by accident drain pipe, it is achieved automatically control.
7. according to the flue gas purification system extinguishing method described in claim 5, it is characterised in that emergency spray pipe import and feedwater
Pipe network is connected, and requires have enough water yields and hydraulic pressure, meet the requirement of big above-water method in water supply network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105900.8A CN104069601B (en) | 2013-03-29 | 2013-03-29 | A kind of flue gas purification system extinguishing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105900.8A CN104069601B (en) | 2013-03-29 | 2013-03-29 | A kind of flue gas purification system extinguishing device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104069601A CN104069601A (en) | 2014-10-01 |
| CN104069601B true CN104069601B (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310105900.8A Active CN104069601B (en) | 2013-03-29 | 2013-03-29 | A kind of flue gas purification system extinguishing device and method |
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| CN (1) | CN104069601B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107376176A (en) * | 2017-07-23 | 2017-11-24 | 南通奥巴安装工程有限公司 | A kind of intelligent firewall |
| CN111649595A (en) * | 2020-07-15 | 2020-09-11 | 洛阳万基炭素有限公司 | Annular smoke-discharging automatic fire extinguishing device and method for prebaked anode furnace chamber |
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| CN101130149A (en) * | 2007-06-10 | 2008-02-27 | 骆恩震 | Apparatus for fire prevention of oil smoke pipeline and purifying oil smoke |
| CN101310831A (en) * | 2007-05-21 | 2008-11-26 | 威海市正大环保设备有限公司 | Carbon calcination fume dry cleaning method and device thereof |
| CN201262110Y (en) * | 2008-08-01 | 2009-06-24 | 中国重汽集团济南技术中心有限公司 | Automatic drain valve of silencer |
| CN102151380A (en) * | 2011-03-29 | 2011-08-17 | 中国计量学院 | Flue fire detecting and automatic fire preventing and extinguishing system |
| CN202479171U (en) * | 2012-02-08 | 2012-10-10 | 陕西理工学院 | Automatic cleaning and fire prevention and extinguishing system for oil flue in catering industry |
| CN102872554A (en) * | 2012-09-20 | 2013-01-16 | 济南万瑞炭素有限责任公司 | Flue fire extinguishing purifier for roasting furnace |
-
2013
- 2013-03-29 CN CN201310105900.8A patent/CN104069601B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101310831A (en) * | 2007-05-21 | 2008-11-26 | 威海市正大环保设备有限公司 | Carbon calcination fume dry cleaning method and device thereof |
| CN101130149A (en) * | 2007-06-10 | 2008-02-27 | 骆恩震 | Apparatus for fire prevention of oil smoke pipeline and purifying oil smoke |
| CN201262110Y (en) * | 2008-08-01 | 2009-06-24 | 中国重汽集团济南技术中心有限公司 | Automatic drain valve of silencer |
| CN102151380A (en) * | 2011-03-29 | 2011-08-17 | 中国计量学院 | Flue fire detecting and automatic fire preventing and extinguishing system |
| CN202479171U (en) * | 2012-02-08 | 2012-10-10 | 陕西理工学院 | Automatic cleaning and fire prevention and extinguishing system for oil flue in catering industry |
| CN102872554A (en) * | 2012-09-20 | 2013-01-16 | 济南万瑞炭素有限责任公司 | Flue fire extinguishing purifier for roasting furnace |
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| CN104069601A (en) | 2014-10-01 |
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