CN206244720U - A kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device - Google Patents
A kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device Download PDFInfo
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- CN206244720U CN206244720U CN201621267536.0U CN201621267536U CN206244720U CN 206244720 U CN206244720 U CN 206244720U CN 201621267536 U CN201621267536 U CN 201621267536U CN 206244720 U CN206244720 U CN 206244720U
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- adjustable plate
- smoke
- wind speed
- coke oven
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Abstract
The utility model is related to a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device, including smoke catching cover and windproof adjusting means；Smoke catching cover is arranged on coke oven top, and its projected area is covered and more than the projected area of coke oven, and smoke catching cover top center is provided with smoke conveying duct；Windproof adjusting means is arranged in the annular space between coke oven top surrounding and smoke catching cover, including wind speed adjustable plate, governor motion and lower stream of airflow baffle plate；Wind speed adjustable plate is provided with multiple air holes, and governor motion is used to adjust the open-work rate of wind speed adjustable plate；Gap is left between lower stream of airflow baffle plate and oven top of coke oven.The utility model combination coke oven ambient gas flow feature; the method being engaged using smoke catching cover and windproof adjusting means; realize efficiently collecting coke oven production opportunity Jiao both sides fire door, tedge gap, furnace roof to coaling long-term, a small amount of hole, peephole etc., irregular, multi-source, the purpose of sporadic loss flue dust, effective environmental protection.
Description
Technical field
The utility model is related to Air Pollutant Emission control technology field, more particularly to a kind of water conservancy diversion Formed Coke Furnace loss cigarette
Dirt collection device.
Background technology
In metallurgical coking field, coke oven is the visual plant that dry distillation of coal legal system makees coke technique.Current coke-oven plant both at home and abroad
Newly-built coke oven be configured with coaling, coke discharging and dedusting device, these dust arresters rise to the control of coke oven paroxysmal pollutant emission
Main Function is arrived.But because of bulky, the complex structure of coke oven, when coke oven is produced, fire door, tedge in coke oven machine Jiao both sides
Gap, furnace roof coaling hole, peephole etc. have for a long time, amount less, random, multi-source, sporadic flue dust escape.State at this stage
In process of production, these loss flue dust are not carried out focusing on inside and outside coke oven, amorphous can only be emitted into around coke oven
Air in.Although the pollutant concentration of flue dust is less, its long-term accumulated pollution to environment is still extremely serious.
In addition, most of annual abnormal condition for occurring 1~2 time of coke oven, i.e., be likely to occur rising when coke oven is produced
The situation that overpressure is excessive, a large amount of gases are diffused caused by gas-blowing engine accidental shutdown and other human factors, when the time comes,
A large amount of loss at a large amount of corresponding tedges of mixed gas meeting slave phase containing raw coke oven gas.
Therefore, the loss flue dust that coke oven is produced in process of production how is efficiently collected, it is to avoid loss smoke contamination ring
Border, it has also become further promote the another problem of coke oven production atmosphere pollution qualified discharge and clean manufacturing.
The content of the invention
The utility model provides a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device, is flowed with reference to coke oven ambient gas special
Point, the method being engaged using smoke catching cover and windproof adjusting means is realized efficiently collecting coke oven production two wing furnaces of opportunity Jiao
Door, tedge gap, furnace roof are coaling, and hole, peephole etc. be long-term, a small amount of, irregular, multi-source, the mesh of sporadic loss flue dust
, effective environmental protection.
In order to achieve the above object, the utility model is realized using following technical scheme：
A kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device, including smoke catching cover and windproof adjusting means；The flue dust
Fume trap cover is arranged on coke oven top, and its projected area is covered and more than the projected area of coke oven, smoke catching cover top center portion
Position is provided with the outside clarifying smoke processing equipment of smoke conveying duct connection；Windproof adjusting means is arranged on coke oven top surrounding and cigarette
In annular space between dirt fume trap cover, including wind speed adjustable plate, governor motion and lower stream of airflow baffle plate, the bottom of wind speed adjustable plate
Portion connects with the top of lower stream of airflow baffle plate；Wind speed adjustable plate is provided with multiple air holes, and governor motion is used to adjust wind speed regulation
The open-work rate of plate；Along height, the bottom of lower stream of airflow baffle plate is along height at the upper bottom along height higher than smoke catching cover of wind speed adjustable plate
Degree is upper along height less than oven top of coke oven, and gap is left between lower stream of airflow baffle plate and oven top of coke oven.
The center vertical cross sectional shape of the smoke catching cover is half elliptic, semicircle, square, rectangle or trapezoidal.
The smoke catching cover is made up of top wallboard, slanted gas flow guide plate and vertical gas-flow deflector；Slanted gas flow
Guide plate is circumferentially disposed along top wallboard, and its top is connected with top wallboard, and bottom connects vertical gas-flow deflector.
The overall outwards inclined downward of the slanted gas flow guide plate of the smoke catching cover, it is 40 ° with the angle of horizontal plane
~80 °.
The overall outwards inclined downward of lower stream of airflow baffle plate in the windproof adjusting means, it is with the angle of horizontal plane
40 °~80 °.
The governor motion is made up of adjustable plate and adjustable plate travel mechanism, adjustable plate and wind speed adjustable plate parallel and close to
Set, adjustable plate is provided with adjustment hole；Adjustable plate travel mechanism moves adjustable plate and to change it relative with wind speed adjustable plate
Position, the regulation for realizing wind speed adjustable plate open-work rate is exposed or blocks by by air holes.
The size/shape of the adjustment hole is identical with the size/shape of air holes.
The open-work rate of the wind speed adjustable plate is 10%~50%.
Compared with prior art, the beneficial effects of the utility model are：
1) with reference to coke oven ambient gas flow feature, the method being engaged using smoke catching cover and windproof adjusting means,
Realize efficiently collecting coke oven production opportunity Jiao both sides fire door, tedge gap, furnace roof coaling hole, peephole etc. it is long-term, a small amount of,
Irregularly, multi-source, the purpose of sporadic loss flue dust, effective environmental protection；
2) smoke collecting cover is connected with smoke conveying duct, the coke oven loss flue dust that will be collected under negative pressure working condition and
Processed in the outside clarifying smoke processing equipment of mixed gas feeding of air；Its projected area is more than coke oven projected area,
Smoke catching scope is wide；
3) windproof adjusting means is arranged on oven top of coke oven surrounding, and air draught is to flue dust in can effectively reducing natural environment
Fume trap cover collects the influence of flue dust, improves smoke catching efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of water conservancy diversion Formed Coke Furnace loss smoke collecting device described in the utility model.
In figure：1. the fire door 6. of 2. 3. windproof adjusting means of smoke conveying duct, 4. coke oven of smoke catching cover 5. is coaling
The wind speed of 10. 11. vertical gas-flow deflector of slanted gas flow guide plate of hole 7. peephole, 8. tedge, 9. top wallboard 12. is adjusted
The section lower stream of airflow baffle plate of plate 13.
Specific embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device described in the utility model, including smoke catching cover
1 and windproof adjusting means 3；The smoke catching cover 1 is arranged on the top of coke oven 4, and its projected area is covered and more than the throwing of coke oven 4
Shadow area, the top center of smoke catching cover 1 is provided with smoke conveying duct 2 and connects outside clarifying smoke processing equipment；It is windproof
Adjusting means 3 is arranged in the annular space between the top surrounding of coke oven 4 and smoke catching cover 1, including wind speed adjustable plate 12, tune
Section mechanism and lower stream of airflow baffle plate 13, the bottom of wind speed adjustable plate 12 connects with the top of lower stream of airflow baffle plate 13；Wind speed is adjusted
Plate 12 is provided with multiple air holes, and governor motion is used to adjust the open-work rate of wind speed adjustable plate 12；Along height on wind speed adjustable plate 12
Degree is higher than the bottom edge height of smoke catching cover 1, and the bottom of lower stream of airflow baffle plate 13 is less than the upper edge height of the furnace roof of coke oven 4 along height,
Gap L is left between lower stream of airflow baffle plate 13 and the furnace roof of coke oven 4.
The center vertical cross sectional shape of the smoke catching cover 1 is half elliptic, semicircle, square, rectangle or trapezoidal.
The smoke catching cover 1 is by top wallboard 9, slanted gas flow guide plate 10 and gas-flow deflector 11 is constituted vertically；Incline
Skewed gas flow guide plate 10 is circumferentially disposed along top wallboard 9, and its top is connected with top wallboard 9, and bottom connects vertical air-flow and is oriented to
Plate 11.
The overall outwards inclined downward of slanted gas flow guide plate 10 of the smoke catching cover 1, it is with the angle of horizontal plane
40 °~80 °.
Lower stream of airflow baffle plate 13 overall outwards inclined downward, its angle with horizontal plane in the windproof adjusting means 3
It is 40 °~80 °.
The governor motion is made up of adjustable plate and adjustable plate travel mechanism, adjustable plate and wind speed adjustable plate parallel and close to
Set, adjustable plate is provided with adjustment hole；Adjustable plate travel mechanism moves adjustable plate and to change it relative with wind speed adjustable plate
Position, the regulation for realizing wind speed adjustable plate open-work rate is exposed or blocks by by air holes.
The size/shape of the adjustment hole is identical with the size/shape of air holes.
The open-work rate of the wind speed adjustable plate 12 is 10%~50%.
Based on a kind of coke oven loss flue dust collecting side of water conservancy diversion Formed Coke Furnace loss smoke collecting device described in the utility model
Method, including：
1) coke oven 4 normally produce when, machine Jiao both sides and top surface temperature between 70~90 DEG C, furnace wall by heat transfer,
Heat radiation and the convection current of loss high-temperature flue gas are conducted, and transfer heat to the air near furnace wall；Air near furnace wall is with temperature
Raise, density is gradually reduced, the air-flow that generation is flowed up along the sidewalls vertical of coke oven 4；The air-flow that this part flows up is swept along
The noxious fume that loss goes out from coke oven 4, and is mixed with ambient air during being gradually increasing；
2) noxious fume that loss goes out in coke oven 4 includes that the machine of the coke oven 4 Jiao both sides fire door 5, gap of tedge 8, furnace roof are coaling
Flue dust is escaped at hole 6, peephole 7, the smoke catching cover 1 that the air-flow for flowing up finally is arranged on the top of coke oven 4 is captured,
Captured flue dust is transported in outside clarifying smoke processing equipment by smoke conveying duct 2 and carries out purified treatment；
3) the windproof adjusting means 3 of the top surrounding of coke oven 4 is arranged on, by adjusting the open-work rate of wind speed adjustable plate, can
Ambient air flow direction around coke oven 4 and flow are carried out effectively to guide and adjust：
When the ambient air flow of the windward side of coke oven 4 runs into windproof adjusting means 3, small part air-flow passes through lower stream of airflow
Air holes on gap and wind speed adjustable plate 12 between baffle plate 13 and the furnace roof of coke oven 4 continues flow forward, most of air-flow then by
Intercept in the outside of windproof adjusting means 3；To be substantially reduced by the ambient air flow speed after windproof adjusting means 3, so that
The influence that ambient air flow traps coke oven loss flue dust effect to smoke catching cover 1 is effectively reduced, smoke catching efficiency is improved；
By the open-work rate for adjusting wind speed adjustable plate 12, it is ensured that the air current flow in smoke catching cover 1, is not in air-flow
Stagnant area, prevents the risk of the too high initiation blast of local flue gas concentration.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any one skilled in the art in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (8)
1. a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device, it is characterised in that including smoke catching cover and windproof adjusting means；
The smoke catching cover is arranged on coke oven top, and its projected area is covered and more than the projected area of coke oven, smoke catching cover top
Portion centre is provided with the outside clarifying smoke processing equipment of smoke conveying duct connection；Windproof adjusting means is arranged on coke oven top
In annular space between surrounding and smoke catching cover, including wind speed adjustable plate, governor motion and lower stream of airflow baffle plate, wind speed tune
The bottom for saving plate connects with the top of lower stream of airflow baffle plate；Wind speed adjustable plate is provided with multiple air holes, and governor motion is used to adjust
The open-work rate of wind speed adjustable plate；The upper bottom along height higher than smoke catching cover of wind speed adjustable plate is along height, lower stream of airflow baffle plate
Bottom along height less than oven top of coke oven it is upper along height, leave gap between lower stream of airflow baffle plate and oven top of coke oven.
2. a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device according to claim 1, it is characterised in that the flue dust is caught
The center vertical cross sectional shape for integrating cover is half elliptic, semicircle, square, rectangle or trapezoidal.
3. a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device according to claim 1, it is characterised in that the flue dust is caught
Collection cover is made up of top wallboard, slanted gas flow guide plate and vertical gas-flow deflector；Slanted gas flow guide plate is along top wallboard week
To setting, its top is connected with top wallboard, and bottom connects vertical gas-flow deflector.
4. a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device according to claim 3, it is characterised in that the flue dust is caught
Collect the overall outwards inclined downward of slanted gas flow guide plate of cover, it is 40 °~80 ° with the angle of horizontal plane.
5. a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device according to claim 1, it is characterised in that the windproof tune
The overall outwards inclined downward of lower stream of airflow baffle plate in regulating device, it is 40 °~80 ° with the angle of horizontal plane.
6. a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device according to claim 1, it is characterised in that the regulation machine
Structure is made up of adjustable plate and adjustable plate travel mechanism, and with wind speed adjustable plate parallel and close to setting, adjustable plate is provided with adjustable plate
Adjustment hole；Adjustable plate travel mechanism moves adjustable plate and changes its relative position with wind speed adjustable plate, reveals by by air holes
Go out or block to realize the regulation of wind speed adjustable plate open-work rate.
7. a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device according to claim 6, it is characterised in that the adjustment hole
Size/shape it is identical with the size/shape of air holes.
8. a kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device according to claim 6, it is characterised in that the wind speed is adjusted
The open-work rate for saving plate is 10%~50%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267536.0U CN206244720U (en) | 2016-11-11 | 2016-11-11 | A kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267536.0U CN206244720U (en) | 2016-11-11 | 2016-11-11 | A kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206244720U true CN206244720U (en) | 2017-06-13 |
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ID=59001916
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621267536.0U Active CN206244720U (en) | 2016-11-11 | 2016-11-11 | A kind of water conservancy diversion Formed Coke Furnace loss smoke collecting device |
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| CN (1) | CN206244720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121085A (en) * | 2021-03-29 | 2022-09-30 | 宝山钢铁股份有限公司 | VOC treatment system and treatment method in coking production process |
-
2016
- 2016-11-11 CN CN201621267536.0U patent/CN206244720U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121085A (en) * | 2021-03-29 | 2022-09-30 | 宝山钢铁股份有限公司 | VOC treatment system and treatment method in coking production process |
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