CN219828843U - Waste incineration and waste heat recovery integrated device - Google Patents
Waste incineration and waste heat recovery integrated device Download PDFInfo
- Publication number
- CN219828843U CN219828843U CN202320914322.1U CN202320914322U CN219828843U CN 219828843 U CN219828843 U CN 219828843U CN 202320914322 U CN202320914322 U CN 202320914322U CN 219828843 U CN219828843 U CN 219828843U
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- China
- Prior art keywords
- waste
- incineration
- waste heat
- hearth
- flue
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- 239000002918 waste heat Substances 0.000 title claims abstract description 36
- 238000004056 waste incineration Methods 0.000 title claims abstract description 15
- 238000011084 recovery Methods 0.000 title claims abstract description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000003546 flue gas Substances 0.000 claims abstract description 31
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract description 13
- 230000000630 rising effect Effects 0.000 claims abstract description 13
- 230000001174 ascending effect Effects 0.000 claims abstract description 12
- 210000001503 joint Anatomy 0.000 claims abstract description 12
- 239000002912 waste gas Substances 0.000 claims abstract description 12
- 239000002699 waste material Substances 0.000 claims abstract description 9
- 238000003723 Smelting Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000002893 slag Substances 0.000 claims abstract description 5
- 238000002485 combustion reaction Methods 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims description 11
- 239000000428 dust Substances 0.000 claims description 8
- 238000006477 desulfuration reaction Methods 0.000 claims description 6
- 230000023556 desulfurization Effects 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 241001062472 Stokellia anisodon Species 0.000 abstract description 4
- 239000010814 metallic waste Substances 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 239000002956 ash Substances 0.000 description 21
- 239000007789 gas Substances 0.000 description 2
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model provides a waste incineration and waste heat recovery integrated device, which comprises: the side-blown furnace incineration device is characterized in that an ascending flue is arranged above the side-blown furnace incineration device in a butt joint mode, a secondary combustion mechanism is arranged in the ascending flue, slag waste generated in the heavy metal smelting process enters the side-blown furnace incineration device for incineration treatment after being proportioned, waste gas generated in the incineration treatment is subjected to secondary incineration treatment in the ascending flue, organic matters in the waste gas are effectively removed, and the top of the ascending flue is connected to a waste heat boiler through a flue gas transfer pipeline. According to the utility model, the side-blown furnace is arranged to burn and smelt heavy metal waste, the rising flue is arranged at the top of the side-blown furnace, the secondary burning mechanism is arranged in the rising flue to burn and treat the smoke generated by smelting, the harmful substances in the waste gas are treated while the heavy metal is recovered, and meanwhile, the waste heat boiler is arranged on the rising flue in a butt joint mode, so that the heat in the smoke is effectively utilized.
Description
Technical Field
The utility model relates to the field of boiler equipment, in particular to a waste incineration and waste heat recovery integrated device.
Background
The heavy metal waste is leaching slag, sludge, ash and the like produced in the metallurgical process, and the waste contains substances such as heavy metal and the like, so the waste cannot be directly treated as common waste, and needs to be burnt and smelted, so that the waste gas is treated simultaneously with the harmless treatment of the materials, and the utility model patent No. CN104818389A provides an oxygen-enriched side-blown furnace which can not only smelt and recycle the heavy metal, but also burn and harmless treat the waste. However, the heat in the gas generated by incineration cannot be effectively utilized, and energy waste is caused.
Disclosure of Invention
Aiming at the problems in the background technology, the utility model provides a waste incineration and waste heat recovery integrated device, which comprises: the side-blown furnace incineration device is characterized in that an ascending flue is arranged above the side-blown furnace incineration device in a butt joint mode, a secondary combustion mechanism is arranged in the ascending flue, slag waste generated in the heavy metal smelting process enters the side-blown furnace incineration device to be incinerated after being proportioned, waste gas generated in the incineration process is subjected to secondary incineration in the ascending flue, organic matters in the waste gas are effectively removed, the top of the ascending flue is connected to a waste heat boiler through a flue gas transfer pipeline, and a flue gas quenching tower, a dust removal desulfurization device, an induced draft fan and a chimney are arranged at an exhaust port of the waste heat boiler in a butt joint mode in sequence.
As a preferable scheme of the utility model, a first hearth and a second hearth are arranged in the waste heat boiler, the first hearth is communicated with the bottom of the second hearth, the top of the first hearth is provided with an air inlet, the top of the side wall of the second hearth is provided with an air outlet, and ash collecting hoppers are arranged below the first hearth and the second hearth.
As a preferable scheme of the utility model, ash discharging machines are arranged below the two ash collecting machines, a horizontal conveying belt is arranged in each ash discharging machine, and a discharging opening is arranged at one end of the bottom of each ash discharging machine.
As a preferable scheme of the utility model, the middle part of the flue gas transfer pipeline is bent, two ends of the flue gas transfer channel are respectively communicated with the rising flue and the air inlet of the first hearth, and an external flue gas pipeline which is vertically upwards arranged is arranged at the bending position of the flue gas transfer channel.
As a preferable scheme of the utility model, a plurality of vibrating ash cleaning devices are arranged outside the side walls of the first hearth and the second hearth.
As a preferable scheme of the utility model, the waste heat boiler adopts a full-mode water-cooled wall design, a boiler barrel is arranged at the top of the second hearth, a pipeline of the mode water-cooled wall is connected to the boiler barrel through a ceiling pipe, a steam outlet is arranged at the top of the boiler barrel, the steam outlet is connected to a saturated steam output pipe through a bent pipe, and a pressure gauge and a safety valve are arranged at the top of the boiler barrel.
As a preferred embodiment of the utility model, the waste heat boiler is further provided with a deaerator, and the deaerator is connected to the water feeding mouth position of the boiler barrel.
Compared with the prior art, the utility model provides the waste incineration and waste heat recovery integrated device, which has the following beneficial effects:
1. according to the utility model, the side-blown furnace is arranged to burn and smelt heavy metal waste, the rising flue is arranged at the top of the side-blown furnace, the secondary burning mechanism is arranged in the rising flue to burn and treat the smoke generated by smelting, the harmful substances in the waste gas are treated while the heavy metal is recovered, and meanwhile, the waste heat boiler is arranged on the rising flue in a butt joint mode, so that the heat in the smoke is effectively utilized.
2. The flue gas quenching tower, the dust removal desulfurization device, the induced draft fan and the chimney are arranged at the rear side of the waste heat boiler in a butt joint mode, so that the discharged flue gas is further processed, the flue gas is subjected to marking discharge, and the environment protection is facilitated.
3. According to the utility model, the first hearth and the second hearth are arranged in the waste heat boiler, the ash collecting hoppers are arranged at the bottoms of the first hearth and the second hearth, and the horizontal conveying mechanism is arranged below the two ash collecting hoppers, so that dust in flue gas is effectively reduced.
Drawings
Fig. 1 is a flow chart of an overall waste incineration and waste heat recovery integrated device.
Fig. 2 is a front view of the waste heat boiler.
Fig. 3 is a side view of the waste heat boiler.
Fig. 4 is a plan view of the waste heat boiler.
Wherein: 1-a side-blown converter incineration device; 2-a rising flue; 3-a flue gas transfer pipeline; 401-a first furnace; 402-a second flue; 403-ash collecting hopper; 404-ash extractor; 405-vibrating and beating ash removal device; 5-a boiler barrel; 501-steam outlet; 502-a pressure gauge; 503-a safety valve; 504-water feed mouth; 505-steam outlet pipe; 6-deaerator; 7-a flue gas quenching tower; 8-a dust removal and desulfurization device; 9-induced draft fan; 10-chimney.
Description of the embodiments
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
As shown in fig. 1 to 4, the present utility model provides a waste incineration and waste heat boiler integrated apparatus, comprising: the side-blown furnace incinerator 1, the top butt joint of side-blown furnace incinerator 1 is installed and is gone up flue 2, install secondary combustion mechanism in the flue 2 that goes up, the slag waste material that produces in the heavy metal smelting process enters into side-blown furnace incinerator 1 after the ratio and burns the processing, the waste gas that burns the processing and produce carries out secondary incineration in the flue that goes up, effectively get rid of the organic matter in the waste gas, the top of flue that goes up is connected to exhaust-heat boiler through flue gas transfer pipeline 3, exhaust port department butt joint of exhaust-heat boiler is installed flue gas quench tower 7 in proper order, dust removal desulfurization device 8, draught fan 9, chimney 10. According to the utility model, the side-blown furnace is arranged to burn and smelt heavy metal waste, the top of the side-blown furnace is provided with the rising flue and the secondary burning mechanism in the rising flue, the secondary burning treatment is carried out on the flue gas generated by smelting, the harmful substances in the waste gas are treated while the heavy metal is recovered, and meanwhile, the waste heat boiler is arranged on the rising flue in a butt joint mode, so that the heat in the flue gas is effectively utilized; meanwhile, the flue gas quenching tower, the dust removal and desulfurization device, the induced draft fan and the chimney are arranged on the rear side of the waste heat boiler in a butt joint mode, so that the discharged flue gas is further processed, marking and discharge are carried out on the flue gas, and the environment protection is facilitated.
The following specifically describes exhaust-heat boiler's inner structure, is provided with first furnace 401, second furnace 402 in the exhaust-heat boiler, and first furnace 401 and second furnace 402's bottom intercommunication is equipped with the air inlet at the top of first furnace 401, and second furnace 402's lateral wall top is equipped with the gas vent, for the convenience carries out the deashing operation to two furnaces of exhaust-heat boiler, and collection ash bucket 403 is all installed to first furnace 401 and second furnace 402's below. In order to facilitate the timely conveying of the furnace ashes in the ash collection hopper 403, an ash discharging machine 404 is arranged below the two ash collection hoppers 403, a horizontal conveying belt is arranged in the ash discharging machine 404, and a discharging opening is arranged at one end of the bottom of the ash discharging machine 404.
In order to prevent the furnace dust from adhering to the flue gas transfer pipeline 3, the middle part of the flue gas transfer pipeline 3 is bent, two ends of the flue gas transfer channel 3 are respectively communicated with the rising flue 2 and the air inlet of the first furnace chamber 401, and an external flue gas pipeline which is vertically upwards arranged is arranged at the bending position of the flue gas transfer channel 3; in order to avoid the adhesion of ash to the inner wall of the waste heat boiler, a plurality of rapping ash cleaning devices 405 are arranged outside the side walls of the first hearth 401 and the second hearth 402
The exhaust-heat boiler of the utility model is designed by adopting a full-mode water-cooled wall, the top of the second hearth 401 is provided with a boiler barrel 5, the pipeline of the mode water-cooled wall is connected to the boiler barrel 5 through a ceiling pipe, the top of the boiler barrel 5 is provided with a steam outlet 501, the steam outlet 501 is connected to a saturated steam output pipe 505 through a bent pipe, the top of the boiler barrel 5 is provided with a pressure gauge 502 and a safety valve 503, the exhaust-heat boiler is also provided with a deaerator 6, and the deaerator 6 is connected to the position of a water supply mouth 504 of the boiler barrel 5.
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.
Claims (7)
1. A waste incineration and waste heat recovery integrated device, comprising: the side-blown furnace incineration device (1) is characterized in that an ascending flue (2) is arranged above the side-blown furnace incineration device (1) in a butt joint mode, a secondary combustion mechanism is arranged in the ascending flue (2), slag waste generated in the heavy metal smelting process enters the side-blown furnace incineration device (1) to be incinerated after being proportioned, waste gas generated in the incineration process is incinerated for the second time in the ascending flue, organic matters in the waste gas are effectively removed, the top of the ascending flue is connected to a waste heat boiler through a flue gas transfer pipeline (3), and a flue gas quenching tower (7), a dust removal desulfurization device (8), an induced draft fan (9) and a chimney (10) are arranged at the exhaust port of the waste heat boiler in a butt joint mode in sequence.
2. The integrated device for waste incineration and waste heat recovery according to claim 1, wherein a first hearth (401) and a second hearth (402) are arranged in the waste heat boiler, the first hearth (401) is communicated with the bottom of the second hearth (402), an air inlet is formed in the top of the first hearth (401), an air outlet is formed in the top of the side wall of the second hearth (402), and ash collecting hoppers (403) are arranged below the first hearth (401) and the second hearth (402).
3. The integrated device for waste incineration and waste heat recovery according to claim 2, wherein an ash discharging machine (404) is installed below two ash collecting machines (403), a horizontal conveyor belt is installed in the ash discharging machine (404), and a blanking opening is formed at one end of the bottom of the ash discharging machine (404).
4. The integrated device for waste incineration and waste heat recovery according to claim 3, wherein the middle part of the flue gas transfer pipeline (3) is bent, two ends of the flue gas transfer channel (3) are respectively communicated with the rising flue (2) and the air inlet of the first furnace chamber (401), and an external flue gas pipeline vertically upwards arranged is arranged at the bending position of the flue gas transfer channel (3).
5. The integrated waste incineration and waste heat recovery device according to claim 4, wherein a plurality of vibrating ash cleaning devices (405) are installed outside the side walls of the first hearth (401) and the second hearth (402).
6. The integrated waste incineration and waste heat recovery device according to claim 5, wherein the waste heat boiler is designed by adopting a full-mode water-cooled wall, a boiler barrel (5) is installed at the top of the second hearth (401), a pipeline of the mode water-cooled wall is connected to the boiler barrel (5) through a ceiling pipe, a steam outlet (501) is arranged at the top of the boiler barrel (5), the steam outlet (501) is connected to a saturated steam output pipe (505) through a bent pipe, and a pressure gauge (502) and a safety valve (503) are installed at the top of the boiler barrel (5).
7. The integrated waste incineration and waste heat recovery device according to claim 6, characterized in that the waste heat boiler is further provided with a deaerator (6), and the deaerator (6) is connected to the water feeding mouth (504) of the boiler drum (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320914322.1U CN219828843U (en) | 2023-04-21 | 2023-04-21 | Waste incineration and waste heat recovery integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320914322.1U CN219828843U (en) | 2023-04-21 | 2023-04-21 | Waste incineration and waste heat recovery integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219828843U true CN219828843U (en) | 2023-10-13 |
Family
ID=88244395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320914322.1U Active CN219828843U (en) | 2023-04-21 | 2023-04-21 | Waste incineration and waste heat recovery integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219828843U (en) |
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2023
- 2023-04-21 CN CN202320914322.1U patent/CN219828843U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An integrated device for waste incineration and waste heat recovery Effective date of registration: 20231229 Granted publication date: 20231013 Pledgee: Bank of Nanjing Jiangbei District branch of Limited by Share Ltd. Pledgor: NANJING NANGUO POWER EQUIPMENT Co.,Ltd. Registration number: Y2023980075568 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |