CN203823766U - Ash residue melting and slag discharging device for waste incinerator - Google Patents
Ash residue melting and slag discharging device for waste incinerator Download PDFInfo
- Publication number
- CN203823766U CN203823766U CN201420091678.0U CN201420091678U CN203823766U CN 203823766 U CN203823766 U CN 203823766U CN 201420091678 U CN201420091678 U CN 201420091678U CN 203823766 U CN203823766 U CN 203823766U
- Authority
- CN
- China
- Prior art keywords
- slag
- ash melting
- chamber
- ash residue
- combustion chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000002844 melting Methods 0.000 title claims abstract description 67
- 230000008018 melting Effects 0.000 title claims abstract description 67
- 239000002893 slag Substances 0.000 title claims abstract description 49
- 239000002699 waste material Substances 0.000 title abstract description 11
- 238000007599 discharging Methods 0.000 title abstract 7
- 238000002485 combustion reaction Methods 0.000 claims abstract description 29
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000001301 oxygen Substances 0.000 claims abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 231100000252 nontoxic Toxicity 0.000 abstract description 6
- 230000003000 nontoxic effect Effects 0.000 abstract description 6
- 238000007664 blowing Methods 0.000 abstract description 4
- 230000004927 fusion Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002906 medical waste Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- -1 house refuse Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model discloses an ash residue melting and slag discharging device for a waste incinerator. The ash residue melting and slag discharging device for the waste incinerator comprises an incinerator, an ash residue melting device and a slag discharging device, wherein the ash residue melting device is arranged in a rear section area of a first combustion chamber; a reciprocating grate in a front section area of the first combustion chamber conveys un-burnt high-temperature ash residue into the ash residue melting device; the ash residue melting device and the first combustion chamber are of an integrated structure; the rear wall of the ash residue melting device is provided with a burner; an oxygen blowing pipe is arranged on the top of the burner; the slag discharging device comprises a sealed water-cooled slag smashing chamber and a spiral slag conveyor; molten slag in the ash residue melting chamber flows into the sealed water-cooled slag smashing chamber of the slag discharging device through a molten slag outflow pipe, and is quenched and splintered; the splintered and cooled molten slag is discharged from the spiral slag conveyor; the generated steam is discharged through a steam pipeline. The ash residue melting temperature of the ash residue melting and slag discharging device for the waste incinerator is realized by adjusting and controlling an indoor slag heat value and an oxygen blowing amount; the heat ignition loss rate of the molten ash residue is 0; non-toxic emission standard requirements are met.
Description
Technical field
The utility model relates to waste treating device technical field, particularly the ash melting of incinerator and slag-draining device.
Background technology:
At present on domestic and international market, the ash melting technology of castoff burning is ripe and obtained application in some countries.It is 0 that fusion technology can make the hot burn decrement rate of lime-ash, and has reached nontoxic discharge standard, significantly reduces the pollution abatement costs of burning processing system.Due to various incineration of waste processing mode differences, therefore distinguish larger to ash melting mode.And the flying dust that at present incineration of waste processing mode produces in burning process industrial dangerous waste, clinical waste, house refuse, mud etc. and residue can not fine high-temperature fusion, cannot reach nontoxic discharge standard requirement.
Utility model content
Technical problem to be solved in the utility model is for current incineration of waste processing mode industrial dangerous waste, clinical waste, house refuse, the flying dust that mud etc. produce in burning process and residue can not fine high-temperature fusion, cannot reach the problem that nontoxic discharge standard requires, and provide a kind of ash melting and slag-draining device of incinerator, the ash melting of this incinerator and slag-draining device can be to industrial dangerous wastes, clinical waste, house refuse, the flying dust that mud etc. produce in burning process and residue carry out high-temperature fusion, the hot burn decrement rate that makes lime-ash is 0, and reach nontoxic discharge standard requirement.
Technical problem to be solved in the utility model can be achieved through the following technical solutions:
The ash melting of incinerator and slag-draining device, comprise incinerator, and described incinerator has the first combustion chamber and is positioned at the second combustion chamber of the first top, combustion chamber, it is characterized in that, also comprises ash melting device and slag-draining device; Described ash melting device is arranged on the back segment district of described the first combustion chamber, and the reciprocal grate that is positioned at the first leading portion district, combustion chamber is sent unburnt high-temperature ash into ash melting device; Described ash melting device and the first combustion chamber are integrated, and are provided with burner at the rear wall of ash melting chamber; Top in ash melting chamber is provided with oxygen lance, and described slag-draining device comprises a sealing water-cooled disintegrating slag chamber and spiral transferring slag device, and the sealing water-cooled disintegrating slag chamber in this slag-draining device is communicated with ash melting chamber by the slag effuser that possesses insulation heat-insulating property; The sealing water-cooled disintegrating slag that the indoor slag of ash melting flows into slag-draining device by slag effuser is indoor, and through over-quenching cracked, cracked and cooled slag is discharged by spiral slag conveyer, and the steam of generation is discharged through steam pipe line.
In a preferred embodiment of the present utility model, described ash melting device has a big up and small down cone-shaped ash melting chamber; The front wall of this ash melting chamber turns forward and its upper end and reciprocal grate blanking end join, rear wall is the rear wall of the first combustion chamber, and left and right two walls of described ash melting chamber tilt to the left and right and their upper end joins with the left and right two wall lower ends of the first combustion chamber respectively.
Owing to having adopted technical scheme as above, ash melting temperature of the present utility model realizes by enter the room slag calorific value amount and blowing oxygen quantity of regulation and control, the requirement in conjunction with ash components to melt temperature, and general melt temperature is controlled between 1300 DEG C～1500 DEG C.After melting, the hot burn decrement rate of lime-ash is 0, and reaches nontoxic discharge standard requirement.
Brief description of the drawings
Fig. 1 is ash melting and the slag-draining device longitudinal sectional view of incinerator.
Fig. 2 is the A-A cutaway view of Fig. 1.
Detailed description of the invention
Further describe the utility model below in conjunction with the drawings and specific embodiments.
Referring to Fig. 1, the ash melting of the incinerator providing in figure and slag-draining device, its incinerator 100, this incinerator 100 has the first combustion chamber 110 and is positioned at the second combustion chamber 120 of 110 tops, the first combustion chamber.
Ash melting device 200 is arranged on the back segment district of the first combustion chamber 110, and the reciprocal grate 130 that is positioned at 110 leading portion districts, the first combustion chamber is sent unburnt high-temperature ash into ash melting device 200.
Whole ash melting device 200 and the first combustion chamber 110 are integrated, this ash melting device 200 has a big up and small down cone-shaped ash melting chamber 210, the concentrated combustion-supporting condition of chamber top blowing oxygen of lime-ash that is so extremely conducive to enter the room, is conducive to the rapid melting of lime-ash and the condition that slag overflows along outlet cinder notch.The high-temperature flue gas producing in ash melting process by the first combustion chamber 110 and enter the second combustion chamber 120, is conducive to promote furnace temperature and improves the burning condition of incinerator under the effect of CIU negative pressure.
The front wall 211 of this ash melting chamber 210 turns forward and its upper end and reciprocal grate 130 blanking ends join, and the high-temperature ash of reciprocal grate 130 ends, can directly slip into ash melting chamber 210 along the front wall of ash melting chamber 210 211 gradients.
Rear wall 212 is the rear wall of the first combustion chamber 110, is provided with incinerator opens stove and heat up and the burner 300 of combustion-supporting use at the rear wall 212 of ash melting chamber 210; Former thereby be difficult for the lime-ash of melting to differences such as low heat values, can utilize and open stove and heat up and reach the object of ash melting with booster burners 300.
Left and right two walls 213,214 of ash melting chamber 210 tilt to the left and right and their upper end joins with left and right two wall 111,112 lower ends of the first combustion chamber 110 respectively.
Be provided with oxygen lance 400 at the top of ash melting chamber 210, oxygen lance 400 on demand pressure, to the interior direct oxygen injection in ash melting chamber 210, makes to enter the abundant after-flame of lime-ash in ash melting chamber 210 melting that heats up.
Slag-draining device 500 comprises a sealing water-cooled disintegrating slag chamber 510 and spiral transferring slag device 520, sealing water-cooled disintegrating slag chamber 510 in this slag-draining device 500 is communicated with ash melting chamber 210 by the slag effuser 530 that possesses insulation heat-insulating property, slag discharger 530 adopts with the slag entrance of sealing water-cooled disintegrating slag chamber 510 mode that is tightly connected, to prevent that gas from overflowing the impact on operating environment.
Slag in ash melting chamber 210 flows into by slag effuser 530 in the sealing water-cooled disintegrating slag chamber 510 of slag-draining device 500, through over-quenching cracked, cracked and cooled slag is discharged by spiral slag conveyer 520, mucking machine adopts spiral transferring slag mode, being beneficial to sealing slags tap, and special blow-off line is set, the steam of generation is discharged through steam pipe line.
Claims (2)
1. the ash melting of incinerator and slag-draining device, comprise incinerator, and described incinerator has the first combustion chamber and is positioned at the second combustion chamber of the first top, combustion chamber, it is characterized in that, also comprises ash melting device and slag-draining device; Described ash melting device is arranged on the back segment district of described the first combustion chamber, and the reciprocal grate that is positioned at the first leading portion district, combustion chamber is sent unburnt high-temperature ash into ash melting device; Described ash melting device and the first combustion chamber are integrated, and are provided with burner at the rear wall of ash melting chamber; Top in ash melting chamber is provided with oxygen lance, and described slag-draining device comprises a sealing water-cooled disintegrating slag chamber and spiral transferring slag device, and the sealing water-cooled disintegrating slag chamber in this slag-draining device is communicated with ash melting chamber by the slag effuser that possesses insulation heat-insulating property; The sealing water-cooled disintegrating slag that the indoor slag of ash melting flows into slag-draining device by slag effuser is indoor, and through over-quenching cracked, cracked and cooled slag is discharged by spiral slag conveyer, and the steam of generation is discharged through steam pipe line.
2. the ash melting of incinerator as claimed in claim 1 and slag-draining device, is characterized in that, described ash melting device has a big up and small down cone-shaped ash melting chamber; The front wall of this ash melting chamber turns forward and its upper end and reciprocal grate blanking end join, rear wall is the rear wall of the first combustion chamber, and left and right two walls of described ash melting chamber tilt to the left and right and their upper end joins with the left and right two wall lower ends of the first combustion chamber respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091678.0U CN203823766U (en) | 2014-02-28 | 2014-02-28 | Ash residue melting and slag discharging device for waste incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091678.0U CN203823766U (en) | 2014-02-28 | 2014-02-28 | Ash residue melting and slag discharging device for waste incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203823766U true CN203823766U (en) | 2014-09-10 |
Family
ID=51479259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420091678.0U Expired - Lifetime CN203823766U (en) | 2014-02-28 | 2014-02-28 | Ash residue melting and slag discharging device for waste incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203823766U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807015A (en) * | 2015-04-17 | 2015-07-29 | 上海煜工环保科技有限公司 | Waste disposal device realizing thermolysis, incineration and melting integration |
| CN106322402A (en) * | 2015-06-30 | 2017-01-11 | 许成荫 | Sludge biomass fuel combustion equipment system |
| CN107676794A (en) * | 2017-11-01 | 2018-02-09 | 中冶焦耐(大连)工程技术有限公司 | A kind of dangerous waste CIU dual firing chamber bottom steam retracting device and method |
| CN113916008A (en) * | 2021-10-25 | 2022-01-11 | 浙江天地环保科技股份有限公司 | Novel furnace body and plasma gasification melting furnace |
-
2014
- 2014-02-28 CN CN201420091678.0U patent/CN203823766U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807015A (en) * | 2015-04-17 | 2015-07-29 | 上海煜工环保科技有限公司 | Waste disposal device realizing thermolysis, incineration and melting integration |
| CN106322402A (en) * | 2015-06-30 | 2017-01-11 | 许成荫 | Sludge biomass fuel combustion equipment system |
| CN107676794A (en) * | 2017-11-01 | 2018-02-09 | 中冶焦耐(大连)工程技术有限公司 | A kind of dangerous waste CIU dual firing chamber bottom steam retracting device and method |
| CN107676794B (en) * | 2017-11-01 | 2023-09-19 | 中冶焦耐(大连)工程技术有限公司 | Device and method for recycling steam at bottom of secondary combustion chamber of hazardous waste incineration system |
| CN113916008A (en) * | 2021-10-25 | 2022-01-11 | 浙江天地环保科技股份有限公司 | Novel furnace body and plasma gasification melting furnace |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |
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| CX01 | Expiry of patent term |