CN206094133U - Industrial stoves waste gas burning purifier - Google Patents
Industrial stoves waste gas burning purifier Download PDFInfo
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- CN206094133U CN206094133U CN201621045833.0U CN201621045833U CN206094133U CN 206094133 U CN206094133 U CN 206094133U CN 201621045833 U CN201621045833 U CN 201621045833U CN 206094133 U CN206094133 U CN 206094133U
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- gas
- pipeline
- control valve
- high voltage
- ignition
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to an industrial stoves waste gas burning purifier, including the gas ignition ring canal that is located the chimney top, be located the high voltage ignition needle of gas ignition ring canal inner circle, pipeline and switch board that top and gas ignition ring canal are connected, gas ignition ring canal inner wall is opened there is the through -hole, the high voltage ignition needle passes through the cable and is connected with the switch board, the end two of pipeline leads to the structure connects gas pipeline and replacement gas pipeline respectively, install fuel gas control valve and replacement gas control valve on gas pipeline and the replacement gas pipeline respectively, fuel gas control valve is connected with replacement gas control valve and switch board electricity. The utility model discloses even if carbon monoxide and other waste gas content very low also can directly be burnt of gas ignition ring canal in the circular flame of chimney top formation makes waste gas purifies, realize the effective burning purification to all waste gas, the utility model discloses gas ignition ring canal only is in the fired state at the exhaust emission in -process, and other times are in standby state, and no energy resource consumption has reduced the gas consumption by a wide margin.
Description
Technical field
The utility model is related to a kind of waste gas of industrial kiln and furnace combustion purification device, belongs to metallurgical environmental protection equipment technical field.
Background technology
Metallurgy industry ironmaking, coking, steel-making each operation can produce a large amount of gas by-products, smelt iron the blast furnace coal for producing
Although the coal gas of converter major part that the coke-stove gas that gas, coking are produced, steel-making are produced all can be recycled, wherein phase
When part, below standard gas can be discharged；By taking converter procedure as an example, no matter dust pelletizing system be using traditional wet dedusting or
The dry method dust of rising in recent years, in whole smelting process, before starting to reclaim（About 180 seconds）And after terminating to reclaim（About 60 seconds）
The produced waste gas for not meeting recovering condition all can be discharged, in the waste gas of discharge comprising carbon monoxide, methane etc. it is flammable into
Point and carbon dioxide, nitrogen etc..These undressed waste gas are directly discharged in air and inevitably cause environmental pollution,
Cause environmentally friendly accident.At present, more than domestic smelter the waste gas for giving off is processed using following two methods：One is straight
It is connected on chimney top and ever-burning flame burner is installed, the pernicious gases such as the carbon monoxide in waste gas is passed through into combustion reaction using ever-burning flame
It is converted into the innocuous gas such as carbon dioxide；Another is the installation high voltage arc device at the top of chimney, during waste gas discharge, is passed through
High voltage arc lights waste gas to reach the purpose of the toxic gases such as purification carbon monoxide.In both approaches, first method can
Effectively to purify waste gas, but operating cost is very high, needs substantial amounts of qualified combustion gas to support the burning of ever-burning flame, although effectively net
The toxic components such as carbon monoxide in waste gas are changed, but have but wasted a large amount of combustion gas, while virtually improve carbon dioxide
Discharge capacity；Although second method only consumes a small amount of electric energy, substantially reduce compared to first method energy consumption, cannot be complete
Toxic component in full purification waste gas, reason be carbon monoxide, methane etc. when its concentration in the offgas is less than its ignition point,
Cannot effectively be lighted.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of waste gas of industrial kiln and furnace combustion purification device, can have
Gas consumption is saved while effect purification waste gas, background technology defect is solved.
Solving the technical scheme of above-mentioned technical problem is：
Waste gas of industrial kiln and furnace combustion purification device, including the gas ignition endless tube at the top of chimney, positioned at gas ignition
The pipeline and switch board of the high voltage arc pin, top and the connection of gas ignition endless tube of endless tube inner ring, gas ignition endless tube inwall is opened
Have through hole, high voltage arc pin is connected by cable with switch board, the end of pipeline is two logical structures, connect respectively gas pipeline and
Gas control valve and substitution gas control valve, combustion gas are respectively mounted on substitution gas pipeline, gas pipeline and substitution gas pipeline
Control valve and substitution gas control valve are electrically connected with switch board.
Above-mentioned waste gas of industrial kiln and furnace combustion purification device, the switch board includes PRC automatic control units and high pressure list
Unit, PRC automatic control units electrically connect the collection for realizing waste gas discharge signal with industry kiln road production control system, with combustion gas control
Valve processed, substitution gas control valve and the electrical connection of high voltage arc pin are realized beating gas control valve, substitution gas control valve and high pressure
Fiery pin is automatically controlled, and high voltage unit powered by cable connection with high voltage arc pin for high voltage arc pin.
Above-mentioned waste gas of industrial kiln and furnace combustion purification device, the gas ignition endless tube inwall is provided with multiple insertion wall thickness
Through hole, through hole is along the circumferential average laying of gas ignition endless tube inner ring；The pipeline and cable are laid in respectively relative two of chimney
Side wall.
Above-mentioned waste gas of industrial kiln and furnace combustion purification device, the number of openings of the gas ignition endless tube inwall is 12,
A diameter of 3mm of each through hole.
The course of work of the present utility model is：
After switch board receives the waste gas discharge signal of industry kiln road production control system, list is automatically controlled by PRC
Unit's control gas control valve is opened, while high voltage unit supplies to electrically activate high voltage arc pin, combustion gas Jing open shapes to high voltage arc pin
The gas control valve of state enters pipeline, the gas ignition endless tube at the top of chimney is entered back into, on the inside of gas ignition endless tube
High-voltage arc in through hole ejection, with high voltage arc pin is ignited after meeting；During waste gas discharge, through being located at chimney top
Gas ignition endless tube when, purified by flame ignition；After waste gas discharge process terminates, switch board receives discharge end signal,
Gas control valve is closed by PRC automatic control units, while substitution gas control valve is opened, for the gas of displacement by beating
The substitution gas control valve of open state enters pipeline, enters back into gas ignition endless tube, is sprayed by the through hole on the inside of gas ignition endless tube
Go out, by Gas replacement in system it is clean after, the flame on gas ignition endless tube extinguishes naturally, and after replacement process is finished, PRC is automatic
Control unit closes substitution gas control valve, and system enters holding state.
The beneficial effects of the utility model are：
The utility model gas ignition endless tube forms circular flame burning zone at the top of chimney, makes waste gas directly from flame
Pass through, in the flame higher than 650 DEG C of CO burning minimum temperature, carbon monoxide in waste gas and other such as methane, sulphur
Even if changing, the composition contents such as hydrogen are very low also again to be entered greatly by directly burning purification, the nontoxic vapor of generation and carbon dioxide
Gas, so as to realize that the active combustion to all waste gases is purified；In the utility model running, made a little according to discharge signal
The actions such as fiery, flame-out, displacement pipeline, the gas ignition endless tube positioned at chimney top is in burning shape only during waste gas discharge
State, other times are in holding state, and energy free consumption has accomplished the accurate purification to discharging waste gas, significantly reduced combustion gas
Consume.
Description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is pipe end structure chart；
It is labeled as in figure：Chimney 1, gas ignition endless tube 2, high voltage arc pin 3, pipeline 4, switch board 5, through hole 6, cable 7,
Gas pipeline 8, substitution gas pipeline 9, gas control valve 10, substitution gas control valve 11.
Specific embodiment
Fig. 1～Fig. 3 shows, the utility model waste gas of industrial kiln and furnace combustion purification device, including the combustion positioned at the top of chimney 1
The pipeline 4 of gas igniting endless tube 2, the high voltage arc pin 3, top positioned at the inner ring of gas ignition endless tube 2 and the connection of gas ignition endless tube 2
With switch board 5, the inwall of gas ignition endless tube 2 is provided with the through hole 6 of 12 a diameter of 3mm and insertion wall thickness, and through hole 6 is along combustion gas point
The circumferential average laying of the inner ring of fire ring pipe 2；The end of pipeline 4 is two logical structures, and gas pipeline 8 and substitution gas pipeline are connected respectively
9, gas control valve 10 and substitution gas control valve 11 are respectively mounted on gas pipeline 8 and substitution gas pipeline 9；Switch board 5 is wrapped
PRC automatic control units and high voltage unit are included, it is useless that PRC automatic control units electrically connect realization with industry kiln road production control system
Gas discharges the collection of signal, controls valve 11 with gas control valve 10, substitution gas and high voltage arc pin 3 electrically connects realization to combustion gas
Control valve 10, substitution gas control valve 11 and high voltage arc pin 3 are automatically controlled, and high voltage unit is with high voltage arc pin 3 by electricity
Cable 7 is connected as high voltage arc pin 3 and powers；Pipeline 4 and cable 7 are laid in respectively the relative two side of chimney 1, it is ensured that will not occur
Security incident.
After switch board 5 receives the waste gas discharge signal of industry kiln road production control system, list is automatically controlled by PRC
Unit's control gas control valve 10 is opened, while high voltage unit supplies to electrically activate high voltage arc pin 3 to high voltage arc pin 3, combustion gas Jing beats
The gas control valve 10 of open state enters pipeline 4, the gas ignition endless tube 2 positioned at the top of chimney 1 is entered back into, by gas ignition ring
The through hole 6 of the inner side of pipe 2 sprays, with high voltage arc pin 3 on high-voltage arc meet after be ignited；During waste gas discharge, pass through
Positioned at the gas ignition endless tube 2 on the top of chimney 1 when, purified by flame ignition；After waste gas discharge process terminates, switch board 5 is received
To discharge end signal, gas control valve 10 is closed by PRC automatic control units, while substitution gas control valve 11 is opened,
Gas for displacement controls valve 11 into pipeline 4 by the substitution gas of open mode, enters back into gas ignition endless tube 2, by
The through hole 6 of the inner side of gas ignition endless tube 2 sprays, by Gas replacement in system it is clean after, the flame nature on gas ignition endless tube 2
Extinguish, after replacement process is finished, PRC automatic control units close substitution gas control valve 11, and system enters holding state.
Claims (4)
1. waste gas of industrial kiln and furnace combustion purification device, it is characterised in that：It includes being located at chimney（1）The gas ignition endless tube at top
（2）, positioned at gas ignition endless tube（2）The high voltage arc pin of inner ring（3）, top and gas ignition endless tube（2）The pipeline of connection（4）
And switch board（5）, gas ignition endless tube（2）Inwall is provided with through hole（6）, high voltage arc pin（3）By cable（7）With switch board
（5）Connection, pipeline（4）End be two logical structures, gas pipeline is connected respectively（8）With substitution gas pipeline（9）, gas pipeline
（8）With substitution gas pipeline（9）On be respectively mounted gas control valve（10）Valve is controlled with substitution gas（11）, gas control valve
（10）Valve is controlled with substitution gas（11）With switch board（5）Electrical connection.
2. waste gas of industrial kiln and furnace combustion purification device as claimed in claim 1, it is characterised in that：The switch board（5）Including
PRC automatic control units and high voltage unit, PRC automatic control units are electrically connected with industry kiln road production control system and realize waste gas
The collection of discharge signal, with gas control valve（10）, substitution gas control valve（11）With high voltage arc pin（3）It is right that electrical connection is realized
Gas control valve（10）, substitution gas control valve（11）With high voltage arc pin（3）Automatically control, high voltage unit and high voltage arc
Pin（3）By cable（7）It is connected as high voltage arc pin（3）Power supply.
3. waste gas of industrial kiln and furnace combustion purification device as claimed in claim 1, it is characterised in that：The gas ignition endless tube
（2）Inwall be provided with the through hole of multiple insertion wall thickness（6）, through hole（6）Along gas ignition endless tube（2）The circumferential average cloth of inner ring
If；The pipeline（4）And cable（7）Chimney is laid in respectively（1）Relative two side.
4. the waste gas of industrial kiln and furnace combustion purification device as described in claim 1 or 3, it is characterised in that：The gas ignition ring
Pipe（2）The through hole of inwall（6）Quantity be 12, each through hole（6）A diameter of 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621045833.0U CN206094133U (en) | 2016-09-09 | 2016-09-09 | Industrial stoves waste gas burning purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621045833.0U CN206094133U (en) | 2016-09-09 | 2016-09-09 | Industrial stoves waste gas burning purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206094133U true CN206094133U (en) | 2017-04-12 |
Family
ID=58476280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621045833.0U Expired - Fee Related CN206094133U (en) | 2016-09-09 | 2016-09-09 | Industrial stoves waste gas burning purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206094133U (en) |
-
2016
- 2016-09-09 CN CN201621045833.0U patent/CN206094133U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170412 Termination date: 20190909 |