CN204311015U - One is dry puts out stove water seal arrangement - Google Patents
One is dry puts out stove water seal arrangement Download PDFInfo
- Publication number
- CN204311015U CN204311015U CN201420736112.9U CN201420736112U CN204311015U CN 204311015 U CN204311015 U CN 204311015U CN 201420736112 U CN201420736112 U CN 201420736112U CN 204311015 U CN204311015 U CN 204311015U
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- water
- seal arrangement
- sealed tank
- water jacket
- jacket
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Abstract
The utility model provides a kind of and dryly puts out stove water seal arrangement, is made up of water sealed tank, water jacket, compressed air pipe, cover plate and water inlet pipe; 2 overflow weirs are arranged symmetrically with in tubular water sealed tank, water sealed tank inwall is provided with water jacket, cover plate is provided with above water jacket, overflow port is left on water jacket top, water jacket is arranged symmetrically with 2 water inlet pipes, the distribution in 90 ° on water jacket cross section of overflow port and water inlet pipe, water sealed tank overflow weir and water jacket water inlet pipe are located on same vertical plane, water sealed tank bottom land is provided with 1 ~ 3 row's compressed air pipe, and compressed air pipe is equidistantly provided with production well.The utility model can work long hours under the severe environmental conditions such as high temperature, high ash, thus the dry reliable and stable operation of putting out furnace system of effective guarantee, black dirt and water seal arrangement thermal expansion can not be there is uneven and make the phenomenon that water seal arrangement ftractures, extend water sealed tank work-ing life, improve dry the dry of stove of putting out and put out rate.
Description
Technical field
The utility model belongs to coker technical field, is related specifically to a kind of for the dry water seal arrangement putting out stove furnace roof.
Background technology
The dry stove water seal arrangement that puts out is positioned at and dryly puts out furnace roof portion, mainly plays that sealing is dry puts out the effect of stove furnace roof.In operating process, the dry furnace roof putting out stove is in negative pressure state, and when bell Gai Gan puts out above stove, bell matches with water seal arrangement, prevents large quantity of air from sucking and dryly puts out stove, can avoid the air scaling loss coke entered; When to dry put out in stove load coke time, charging apparatus is placed in and dryly puts out above stove, and charging apparatus matches with water seal arrangement, and when preventing from filling Jiao, dust directly escapes in air without cleaning apparatus, can avoid dust pollution on the environment.
The material of water seal arrangement is generally spheroidal graphite cast iron, stainless steel and boiler steel etc.Be furnished with compressed air pipe and water pipe in water seal arrangement, water pipe is equipped with nozzle along peripheral direction, the water in water seal arrangement can be made to produce rotate during feedwater; Compressed air pipe upwards has aperture along 45 ° of directions, passes to pressurized air, then make to produce bubbling in water seal arrangement, by rotating and bubbling, the settling that self-chambering Jiao Kou is scattered in water seal arrangement is drained along top cross flow mouth.Working medium in water seal arrangement ring groove is contain a large amount of coke powder and the water of constantly flowing more, and annular groove bottom is high temperature gas flow or high temperature coke, and temperature is more than 1050 DEG C.
Severe Working environment residing for welding material, water seal arrangement material and water seal arrangement, often makes bottom water seal arrangement inner ring and base plate weld cracking, water seal arrangement or inner side is burnt, thus causes the water in water seal arrangement to enter into dry putting out in stove.Specifically comprise following situation:
1, welding material, water seal arrangement material do not reach and require and water seal arrangement is leaked.
It is 2, dry that to put out the pressure adjusting of the stove section of prestoring improper, dry stove top of putting out is made to be in barotropic state, hot gas draws high coke flare and high-temperature hot gas itself, make water seal arrangement hot soak condition, cause bottom water seal arrangement weld cracking, water seal arrangement or inner side is burnt, thus cause the water in water seal arrangement to enter into dry putting out in stove.
3, fill in burnt operating process and make a large amount of charred ashes enter water seal arrangement, and do not clear up in time, or clear up unclean, the current of purging air and rotation are not able to do in time dust to take away simultaneously, a large amount of dust accretions is bottom water seal arrangement, and under thermal effect at high temperature, solidification dust is different from the thermal expansion degree of metal water seal apparatus, cause water seal arrangement to ftracture, thus cause the water in water seal arrangement to enter into dryly putting out in stove;
4, the water in water seal arrangement is process water, due to long-term by arriving to the dry thermal effect at high temperature putting out hot gas flow in stove bottom water seal arrangement, make the water in water seal arrangement in the bottom fouling of groove, under thermal effect at high temperature, the incrustation scale formed is different from the thermal expansion degree of metal water seal apparatus, cause water seal arrangement to ftracture, thus cause the water in water seal arrangement to enter into dry putting out in stove.
Water seal arrangement is once break, and the water in water seal arrangement just can enter into and hot dryly put out in stove, can cause great potential safety hazard, must process water seal arrangement at once.Meanwhile, by the normal dry coke quenching production operation of impact and supporting boiler systems, the further power generation system affecting postorder, production will be made normally to carry out.Water seal arrangement caused concrete consequence of breaking is as follows:
(1) water in water seal arrangement bleeds and dryly puts out in stove, with red Jiao, water-gas reaction occurs, and destroys the equilibrium state of recycle gas, causes combustiblecomponents concentration in recycle gas sharply to raise, make H
2concentration raises rapidly, reaches H very soon
2limits of explosion 4%, accident of very easily blasting; Meanwhile, CO concentration also sharply raises, and some work regional concentration can be caused to raise, easy generation personnel CO intoxication accident.
(2) rising of combustiblecomponents concentration, make dry coke resume combustion of putting out in stove, increase the burn out rate of coke, the ash content in coke is caused to increase, reduce coke lumpiness, thus reduce coke quality, bring negative impact to the blast-furnace process of postorder, the injecting coal quantity of blast furnace is increased, reduces the ventilation property of blast furnace.
(3) in order to reduce the dry combustiblecomponents put out in stove, must increase the nitrogen amount of pouring in recycle gas, this is by the dry running cost putting out stove of raising.
(4) water of water seal arrangement bleeds and dryly puts out on the furnace wall of stove, furnace wall local temperature can be caused sharply to change, generation furnace wall is out of shape, even occur dryly to put out stove furnace wall cave-in accident, thus cannot dry coke quenching operation be carried out, can only water quenching being carried out, a large amount of dust and CO, H by making the entrainment with steam that coke quality declines, water quenching produces
2, further environment is impacted.
(5) water seal arrangement breaks the normal dry coke quenching production operation of impact and supporting boiler systems, the further power generation system affecting postorder, and production will be made normally to carry out.
More published patents are provided with fire-resistant mud layer at water sealed tank internal layer at present, to reduce the impact of high temperature on water sealed tank, but, under fire-resistant mud layer is the Working environment being in high temperature for a long time, water sealed tank still can be subject to the long duration of action of high temperature, still easy to crack at the bottom of water sealed tank, this method does not fundamentally solve the phenomenon that water sealed tank ftractures after being heated.
In sum, therefore, be badly in need of developing one under the poor working conditions such as high temperature, high ash, can work long hours, ensure the water seal arrangement do not broken between twice overhaul.
Summary of the invention
The utility model provides a kind of and dryly puts out stove water seal arrangement, and its object is intended to the life cycle extending water seal arrangement, improves dry the dry of stove of putting out and puts out rate, ensure dry reliable and stable operation of putting out furnace system.
For this reason, the technical solution that the utility model is taked is:
One is dry puts out stove water seal arrangement, it is characterized in that, is made up of water sealed tank, water jacket, compressed air pipe, cover plate and water inlet pipe; 2 overflow weirs are arranged symmetrically with in tubular water sealed tank, water sealed tank inwall is provided with water jacket, cover plate is provided with above water jacket, overflow port is left on water jacket top, water jacket is arranged symmetrically with 2 water inlet pipes, the distribution in 90 ° on water jacket cross section of overflow port and water inlet pipe, water sealed tank overflow weir and water jacket water inlet pipe are located on same vertical plane, water sealed tank bottom land is provided with 1 ~ 3 row's compressed air pipe, and compressed air pipe is equidistantly provided with production well.
On described compressed air pipe, production well spacing is 5 ~ 20mm, and blowing angle is 45 ° obliquely.
Described water jacket overflow port length is 100 ~ 300mm, apart from water jacket top 30 ~ 50mm.
Described water sealed tank overflow weir width is 50 ~ 80mm.
The width of described water jacket is 1/4 ~ 1/3 of water sealed tank width.
The beneficial effects of the utility model are:
Compared with prior art, outstanding feature of the present utility model is:
1, the utility model adopts the dry of forging forming method manufacture to put out stove water sealed tank no-welding-seam, and the problem of cracking occurs in commissure when the water seal arrangement body eliminated in the past through being welded is heated.
2, owing to being provided with cover plate above water jacket, dust cannot be entered in water jacket, simultaneously owing to adopting boiler soft water to cool, then do not have incrustation scale, bottom that black dirt is solidificated in water jacket, therefore incrustation scale, black dirt can not be caused and dry to put out the thermal expansion of stove water seal arrangement uneven and make the phenomenon that water seal arrangement ftracture, the greatly work-ing life of raising water seal arrangement.
Even if 3, have dust to enter into the outer ring of water seal arrangement in operating process, and this portion temperature is lower, black dirt and water seal arrangement thermal expansion can not be there is uneven and make the phenomenon that water seal arrangement ftractures.
4, this device can work long hours under the severe environmental conditions such as high temperature, high ash, thus the dry reliable and stable operation of putting out furnace system of effective guarantee, improve dry the dry of stove of putting out and put out rate.
Accompanying drawing explanation
Fig. 1 dryly puts out stove water seal arrangement schematic cross-section;
Fig. 2 dryly puts out stove water seal arrangement vertical view.
In figure: cover plate 1, water sealed tank 2, water jacket 3, thermofin 4, dryly put out stove furnace roof 5, compressed air pipe 6, overflow port 7, overflow weir 8, water inlet pipe 9.
Embodiment
From accompanying drawing, the dry stove water seal arrangement that puts out of the utility model is made up of cover plate 1, water sealed tank 2, water jacket 3, compressed air pipe 6 and water inlet pipe 9.Water sealed tank 2 is a round shape, is that employing forging forming method is made.The overflow weir 8 that 2 width are 80mm is arranged symmetrically with in water sealed tank 2.Water sealed tank 2 inwall is provided with water jacket 3, and the width of water jacket 3 is 1/3 of water sealed tank 2 width.Be provided with cover plate 1 above water jacket 3, leaving overflow port 7 apart from 50mm place, water jacket 3 top, overflow port 7 length is 300mm.Water jacket 3 is arranged symmetrically with the water inlet pipe 9 that 2 calibers are φ 100mm, overflow port 7 and water inlet pipe 9 distribution in 90 ° on water jacket 3 circular cross section, the overflow weir 8 of water sealed tank 2 is located on same vertical plane with the water inlet pipe 9 of water jacket 3, the bottom land of water sealed tank 2 is provided with 2 row's compressed air pipes 6, on compressed air pipe 6, interval 5mm is provided with production well, and production well blowing angle is 45 ° obliquely.
During installation, dry putting out on stove furnace roof 5 will be sitting in bottom water sealed tank 2, and bottom water sealed tank 2 and dryly put out the thick ceramic fiber blanket thermofin 4 of cushioning 50 ~ 100mm between stove furnace roof 5.Boiler soft water enters water jacket 3 from 2 water inlet pipes 9 be arranged symmetrically with, and because cover plate 1 is arranged at water jacket 3 top, dust cannot enter in water jacket 3.The water absorbing heat flows to water sealed tank 2 outer ring from water jacket 3 overflow port 7, have the outer ring that a large amount of dusts enters into water sealed tank 2 in operation, dust water blows afloat by the gas sprayed from compressed air pipe 6, together discharges water sealed tank 2 from overflow weir 8 with water.
Claims (5)
1. dryly put out a stove water seal arrangement, it is characterized in that, be made up of water sealed tank, water jacket, compressed air pipe, cover plate and water inlet pipe; 2 overflow weirs are arranged symmetrically with in tubular water sealed tank, water sealed tank inwall is provided with water jacket, cover plate is provided with above water jacket, overflow port is left on water jacket top, water jacket is arranged symmetrically with 2 water inlet pipes, the distribution in 90 ° on water jacket cross section of overflow port and water inlet pipe, water sealed tank overflow weir and water jacket water inlet pipe are located on same vertical plane, water sealed tank bottom land is provided with 1 ~ 3 row's compressed air pipe, and compressed air pipe is equidistantly provided with production well.
2. according to claim 1ly dryly put out stove water seal arrangement, it is characterized in that, on described compressed air pipe, production well spacing is 5 ~ 20mm, and blowing angle is 45 ° obliquely.
3. according to claim 1ly dryly put out stove water seal arrangement, it is characterized in that, described water jacket overflow port length is 100 ~ 300mm, apart from water jacket top 30 ~ 50mm.
4. according to claim 1ly dryly put out stove water seal arrangement, it is characterized in that, described water sealed tank overflow weir width is 50 ~ 80mm.
5. according to claim 1ly dryly put out stove water seal arrangement, it is characterized in that, the width of described water jacket is 1/4 ~ 1/3 of water sealed tank width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420736112.9U CN204311015U (en) | 2014-12-01 | 2014-12-01 | One is dry puts out stove water seal arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420736112.9U CN204311015U (en) | 2014-12-01 | 2014-12-01 | One is dry puts out stove water seal arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204311015U true CN204311015U (en) | 2015-05-06 |
Family
ID=53133342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420736112.9U Expired - Fee Related CN204311015U (en) | 2014-12-01 | 2014-12-01 | One is dry puts out stove water seal arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204311015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343744A (en) * | 2018-02-27 | 2018-07-31 | 唐山首钢京唐西山焦化有限责任公司 | A kind of water sealed tank and coke dry quenching furnace |
-
2014
- 2014-12-01 CN CN201420736112.9U patent/CN204311015U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343744A (en) * | 2018-02-27 | 2018-07-31 | 唐山首钢京唐西山焦化有限责任公司 | A kind of water sealed tank and coke dry quenching furnace |
| CN108343744B (en) * | 2018-02-27 | 2020-04-21 | 唐山首钢京唐西山焦化有限责任公司 | Water seal tank and dry quenching furnace |
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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: 20150506 Termination date: 20201201 |