CN220758641U - Flue gas treatment device for sintering machine - Google Patents
Flue gas treatment device for sintering machine Download PDFInfo
- Publication number
- CN220758641U CN220758641U CN202322480178.8U CN202322480178U CN220758641U CN 220758641 U CN220758641 U CN 220758641U CN 202322480178 U CN202322480178 U CN 202322480178U CN 220758641 U CN220758641 U CN 220758641U
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- Prior art keywords
- conduit
- fixedly connected
- flue gas
- reaction kettle
- sintering machine
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 239000003546 flue gas Substances 0.000 title claims abstract description 65
- 238000011282 treatment Methods 0.000 title claims abstract description 41
- 238000005245 sintering Methods 0.000 title claims abstract description 37
- 238000006243 chemical reaction Methods 0.000 claims abstract description 52
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 34
- 230000023556 desulfurization Effects 0.000 claims abstract description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000428 dust Substances 0.000 claims abstract description 25
- 238000011045 prefiltration Methods 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 claims description 24
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a flue gas treatment device for a sintering machine, which comprises: the device comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a dust remover, the dust remover is fixedly connected with a denitration reaction kettle through a first conduit, and the denitration reaction kettle is fixedly connected with a desulfurization reaction kettle through a second conduit; the pre-filter is fixedly connected with the desulfurization reaction kettle through a third conduit, the pre-filter is fixedly connected with an activated carbon filter through a fourth conduit, and the activated carbon filter is fixedly connected with a HEPA filter through a fifth conduit; the upper end of the compressor is provided with a water tank, the water tank is fixedly connected with the desulfurization reaction kettle through a sixth conduit, the water tank is fixedly connected with the HEPA filter through a seventh conduit, the seventh conduit is provided with a switching valve, and the switching valve is fixedly connected with the compressor through an eighth conduit. The humidifying and the common mode are converted through the conversion valve, so that the structure is flexible and easy to use; the water in the water tank is supplied to the desulfurization reaction kettle through the guide pipe for desulfurization reaction, so that the utilization rate of water resources is enhanced.
Description
Technical Field
The utility model relates to the technical field of flue gas treatment, in particular to a flue gas treatment device for a sintering machine.
Background
The existing flue gas treatment device for the sintering machine only carries out treatments such as harmful substance removal, purification and filtration on gas in the treatment process of the flue gas, immediately discharges the gas after the purification treatment is finished, has little shortage in the aspects of air freshness and alleviation and drying, does not have a preset water storage component which can be used for humidifying the gas and providing reaction water for a reaction kettle, and has the defect in the link of saving and utilizing water resources. The Chinese patent discloses a novel sintering flue gas desulfurization, dust removal and denitration integrated device, the application number of which is CN202022841958.7, which comprises a flue gas discharge system and a flue gas circulation system, wherein the flue gas discharge system is used for discharging flue gas of a sintering machine head and flue gas of a sintering machine tail after dust removal by a dust removal device, and the flue gas circulation system is used for circularly conveying the flue gas in a middle section bellows of the sintering machine to the material surface of the sintering machine after purification treatment; the flue gas circulation system comprises a desulfurization, dust removal and denitration integrated device. According to the utility model, the tail end treatment of the sintered flue gas pollutants is advanced into the process control, the desulfurization, denitration and dust removal device is embedded in the flue gas circulation system to treat the flue gas enriched with the pollutants, and the dust removal and denitration split design is adopted, so that the device is more convenient to use and maintain, and the problem that the service life of the dust removal function is inconsistent with that of the denitration function is fundamentally solved. However, the device is slightly deficient in terms of air refreshing and relieving drying, and is deficient in the link of saving and utilizing water resources.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides a flue gas treatment device for a sintering machine, which is used for converting a humidification mode and a common mode of a compressor with a humidification function through a conversion valve, has the function of refreshing air, and has a flexible and easy-to-use structure; the water in the water tank is supplied to the desulfurization reaction kettle through the sixth conduit for desulfurization reaction so as to remove sulfur dioxide in the flue gas, thereby being beneficial to enhancing the utilization rate of water resources; the filtered waste is collected through the waste collection box, and the collected waste is conveyed to other places through the conveying pipe for harmless treatment, so that the environment protection is facilitated.
The utility model also provides a flue gas treatment device for the sintering machine, which comprises the following components: the device comprises a bottom plate, wherein the upper end of the bottom plate is fixedly connected with a dust remover, the dust remover is fixedly connected with a denitration reaction kettle through a first conduit, and the denitration reaction kettle is fixedly connected with a desulfurization reaction kettle through a second conduit; the pre-filter is fixedly connected with the desulfurization reaction kettle through a third conduit, the pre-filter is fixedly connected with an activated carbon filter through a fourth conduit, and the activated carbon filter is fixedly connected with a HEPA filter through a fifth conduit; the upper end of the compressor is provided with a water tank, the water tank is fixedly connected with the desulfurization reaction kettle through a sixth conduit, the water tank is fixedly connected with the HEPA filter through a seventh conduit, a switching valve is arranged on the seventh conduit, and the switching valve is fixedly connected with the compressor through an eighth conduit.
According to the flue gas treatment device for the sintering machine, the rollers are arranged at the lower end of the bottom plate, so that the device is convenient to move, and the rollers are distributed at four corners of the lower end of the bottom plate, so that the device is convenient to balance.
According to the flue gas treatment device for the sintering machine, the upper end of the bottom plate is fixedly connected with the blower, so that the accelerated discharge of gas is facilitated. The upper end of the blower is provided with an air outlet, so that the air is conveniently discharged.
According to the flue gas treatment device for the sintering machine, the upper end of the dust remover is provided with the air inlet pipe, so that flue gas can enter conveniently. The side end of the dust remover is provided with a control panel. The control and adjustment of the device are facilitated.
According to the flue gas treatment device for the sintering machine, the first guide pipe, the second guide pipe and the third guide pipe are respectively provided with the first flame arrestor, the second flame arrestor and the third flame arrestor, so that the safety of the device is improved. The side ends of the first flame arrester, the second flame arrester and the third flame arrester are respectively provided with an adjusting handle, so that the flame arresters can be conveniently opened and closed.
According to the flue gas treatment device for the sintering machine, the first explosion-proof valve is arranged at the upper end of the denitration reaction kettle, so that the safety of the device is improved. The upper end of the desulfurization reaction kettle is provided with a second explosion-proof valve, so that the safety of the device is improved.
According to the flue gas treatment device for the sintering machine, the lower ends of the prefilter, the activated carbon filter and the HEPA filter are fixedly connected with the waste collection box, so that waste is conveniently collected. The lower end of the waste collection box is fixedly connected with the bottom plate, so that the waste collection box is convenient to support and fix. The side end of the waste collection box is provided with a conveying pipe, so that the waste is convenient to be intensively transferred.
According to the flue gas treatment device for the sintering machine, the compressor is fixedly connected with the blower through the ninth conduit, so that a gas discharge structure is formed conveniently. The upper end of the switching valve is provided with a switching handle, so that the switching valve is convenient to adjust.
Advantageous effects
1. Compared with the prior art, the flue gas treatment device for the sintering machine has the advantages that the change-over valve is used for changing the humidification mode and the common mode of the compressor with the humidification function, the effect of refreshing air is achieved, and the structure is flexible and easy to use;
2. compared with the prior art, the flue gas treatment device for the sintering machine supplies water in the water tank to the desulfurization reaction kettle through the sixth guide pipe for desulfurization reaction so as to remove sulfur dioxide in flue gas, thereby being beneficial to enhancing the utilization rate of water resources;
3. compared with the prior art, the flue gas treatment device for the sintering machine is used for collecting filtered waste through the waste collecting box, conveying the collected waste to other places through the conveying pipe for harmless treatment, and is beneficial to environmental protection.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a schematic view of a flue gas treatment device for a sintering machine in a state of a normal non-humidifying mode;
FIG. 2 is a schematic view of a flue gas treatment device for a sintering machine in a humidifying mode;
FIG. 3 is a schematic view showing the structure of a blower of a flue gas treatment device for a sintering machine according to the present utility model;
fig. 4 is a schematic structural view showing a combined filter structure of a prefilter, an activated carbon filter, and a HEPA filter of a flue gas treatment device for a sintering machine according to the present utility model.
Legend description:
1. a bottom plate; 2. a compressor; 3. a switching valve; 4. a delivery tube; 5. an eighth conduit; 6. a waste collection box; 7. a third flame arrestor; 8. a desulfurization reaction kettle; 9. a second flame arrestor; 10. a denitration reaction kettle; 11. an adjusting handle; 12. a roller; 13. a dust remover; 14. a control panel; 15. an air inlet pipe; 16. a first flame arrestor; 17. a first conduit; 18. a first explosion-proof valve; 19. a second conduit; 20. a second explosion-proof valve; 21. a third conduit; 22. prefilter; 23. a fourth conduit; 24. an activated carbon filter; 25. a fifth conduit; 26. a HEPA filter; 27. a seventh conduit; 28. a switch handle; 29. a sixth conduit; 30. a water tank; 31. an air outlet; 32. a compressor; 33. and a ninth conduit.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1 to 4, an embodiment of the present utility model provides a flue gas treatment device for a sintering machine, including: the device comprises a bottom plate 1, wherein rollers 12 are arranged at the lower end of the bottom plate 1 and move, the rollers 12 are distributed at four corners of the lower end of the bottom plate 1 and balance, a blower 32 is fixedly connected to the upper end of the bottom plate 1 and accelerates the discharge of gas, an air outlet 31 is arranged at the upper end of the blower 32 and discharges gas, a dust remover 13 is fixedly connected to the upper end of the bottom plate 1 and removes particles in flue gas, an air inlet pipe 15 is arranged at the upper end of the dust remover 13 and sucks the flue gas, a control panel 14 is arranged at the side end of the dust remover 13 and controls and adjusts the device, the dust remover 13 is fixedly connected with a denitration reaction kettle 10 through a first guide pipe 17 and performs denitration reaction, nitrogen oxides in the flue gas are removed, a desulfurization reaction kettle 8 is fixedly connected to the upper end of the denitration reaction kettle 10 through a second guide pipe 19 and performs desulfurization reaction, sulfur dioxide in the flue gas is removed, and a second explosion-proof valve 20 is arranged at the upper end of the desulfurization reaction kettle 8;
the pre-filter 22 is fixedly connected with the desulfurization reaction kettle 8 through a third conduit 21 to form a filter mounting structure, the first conduit 17, the second conduit 19 and the third conduit 21 are respectively provided with a first flame arrester 16, a second flame arrester 9 and a third flame arrester 7 for flame retardance, the side ends of the first flame arrester 16, the second flame arrester 9 and the third flame arrester 7 are respectively provided with an adjusting handle 11 for opening and closing the flame arresters, the pre-filter 22 is fixedly connected with an activated carbon filter 24 through a fourth conduit 23 to remove organic matters and peculiar smell in flue gas, the activated carbon filter 24 is fixedly connected with a HEPA filter 26 through a fifth conduit 25 to remove fine particles in air, the lower ends of the pre-filter 22, the activated carbon filter 24 and the HEPA filter 26 are fixedly connected with a waste collection box 6 to collect waste materials, the lower end of the waste collection box 6 is fixedly connected with the bottom plate 1 and fixedly and supported, and the side end of the waste collection box 6 is provided with a conveying pipe 4 to convey the waste materials to other places for innocuous treatment;
the compressor 2, the compressor 2 passes through ninth pipe 33 and hair-dryer 32 fixed connection, forms the mounting structure of hair-dryer, the upper end of compressor 2 is provided with water tank 30, carries out the humidification, provides water for the desulfurization reaction of desulfurization reation kettle, water tank 30 passes through sixth pipe 29 and desulfurization reation kettle 8 fixed connection, forms the supply structure of the water of desulfurization reaction, water tank 30 passes through seventh pipe 27 and HEPA filter 26 fixed connection, forms the connection structure of humidification mode, be provided with change-over valve 3 on the seventh pipe 27, carry out the conversion of mode, the upper end of change-over valve 3 is provided with the change-over handle 28, adjusts the change-over valve, change-over valve 3 passes through eighth pipe 5 and compressor 2 fixed connection, forms the connection structure of ordinary non-humidification mode.
Working principle: the flue gas generated by the sintering machine is purified by a flue gas treatment device for the sintering machine, the flue gas is sucked by an air inlet pipe 15 at the upper end of a dust remover 13, dust particles in the flue gas are removed by the dust remover 13, the flue gas is conveyed into a denitration reaction kettle 10 by a first conduit 17 for denitration reaction to remove nitrogen oxides in the flue gas, after denitration is completed, the flue gas is conveyed into a desulfurization reaction kettle 8 by a second conduit 19 for desulfurization reaction to remove sulfur dioxide in the flue gas, after desulfurization is completed, the flue gas is conveyed into a prefilter 22 by a third conduit 21 for removing large particles in the flue gas, the prefilter 22 is conveyed into an activated carbon filter 24 for removing organic matters and peculiar smell in the flue gas by a fourth conduit 23, the flue gas is conveyed into a HEPA filter 26 by a fifth conduit 25 for removing fine particles in the flue gas, so as to obtain clean and harmless gas, a pipeline connection structure capable of being converted by a seventh conduit 27, a conversion valve 3, an eighth conduit 5, a compressor 2 and a water tank 30 is formed by combination, a humidifying conversion handle 28 is adjusted, a conversion mode is performed by a sixth conduit 31, and a common air blower is provided for a water outlet 32 from the desulfurization reaction kettle 8; the prefilter 22, the activated carbon filter 24 and the HEPA filter 26 convey the filtered waste to the waste collection tank 6, and the conveying pipe 4 conveys the waste elsewhere for harmless centralized treatment.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (8)
1. A flue gas treatment device for a sintering machine, comprising: the device comprises a bottom plate (1), wherein the upper end of the bottom plate (1) is fixedly connected with a dust remover (13), the dust remover (13) is fixedly connected with a denitration reaction kettle (10) through a first conduit (17), and the denitration reaction kettle (10) is fixedly connected with a desulfurization reaction kettle (8) through a second conduit (19);
the pre-filter (22), the pre-filter (22) is fixedly connected with the desulfurization reaction kettle (8) through a third conduit (21), the pre-filter (22) is fixedly connected with an activated carbon filter (24) through a fourth conduit (23), and the activated carbon filter (24) is fixedly connected with a HEPA filter (26) through a fifth conduit (25);
the desulfurization reaction kettle comprises a compressor (2), wherein a water tank (30) is arranged at the upper end of the compressor (2), the water tank (30) is fixedly connected with a desulfurization reaction kettle (8) through a sixth conduit (29), the water tank (30) is fixedly connected with a HEPA filter (26) through a seventh conduit (27), a conversion valve (3) is arranged on the seventh conduit (27), and the conversion valve (3) is fixedly connected with the compressor (2) through an eighth conduit (5).
2. The flue gas treatment device for the sintering machine according to claim 1, wherein the lower end of the base plate (1) is provided with rollers (12), and the rollers (12) are distributed at four corners of the lower end of the base plate (1).
3. The flue gas treatment device for the sintering machine according to claim 1, wherein a blower (32) is fixedly connected to the upper end of the bottom plate (1), and an air outlet (31) is formed in the upper end of the blower (32).
4. The flue gas treatment device for the sintering machine according to claim 1, wherein an air inlet pipe (15) is arranged at the upper end of the dust remover (13), and a control panel (14) is arranged at the side end of the dust remover (13).
5. A flue gas treatment device for a sintering machine according to claim 1, characterized in that the first conduit (17), the second conduit (19) and the third conduit (21) are provided with a first flame arrester (16), a second flame arrester (9) and a third flame arrester (7), respectively, and that the side ends of the first flame arrester (16), the second flame arrester (9) and the third flame arrester (7) are provided with an adjusting handle (11).
6. The flue gas treatment device for the sintering machine according to claim 1, wherein a first explosion-proof valve (18) is arranged at the upper end of the denitration reaction kettle (10), and a second explosion-proof valve (20) is arranged at the upper end of the desulfurization reaction kettle (8).
7. The flue gas treatment device for the sintering machine according to claim 1, wherein the lower ends of the prefilter (22), the activated carbon filter (24) and the HEPA filter (26) are fixedly connected with a waste collection box (6), the lower end of the waste collection box (6) is fixedly connected with the bottom plate (1), and the side end of the waste collection box (6) is provided with a conveying pipe (4).
8. A flue gas treatment device for a sintering machine according to claim 1, wherein the compressor (2) is fixedly connected with the blower (32) through a ninth conduit (33), and the upper end of the changeover valve (3) is provided with a changeover handle (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322480178.8U CN220758641U (en) | 2023-09-13 | 2023-09-13 | Flue gas treatment device for sintering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322480178.8U CN220758641U (en) | 2023-09-13 | 2023-09-13 | Flue gas treatment device for sintering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220758641U true CN220758641U (en) | 2024-04-12 |
Family
ID=90620424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322480178.8U Active CN220758641U (en) | 2023-09-13 | 2023-09-13 | Flue gas treatment device for sintering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220758641U (en) |
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2023
- 2023-09-13 CN CN202322480178.8U patent/CN220758641U/en active Active
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