CN210874639U - Tail gas treatment device of asphalt thermal regeneration equipment - Google Patents
Tail gas treatment device of asphalt thermal regeneration equipment Download PDFInfo
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- CN210874639U CN210874639U CN201921569959.1U CN201921569959U CN210874639U CN 210874639 U CN210874639 U CN 210874639U CN 201921569959 U CN201921569959 U CN 201921569959U CN 210874639 U CN210874639 U CN 210874639U
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Abstract
The utility model relates to a hot regeneration technical field of pitch, especially a hot regeneration facility tail gas processing apparatus of pitch. This kind of hot regeneration facility tail gas processing apparatus of pitch is including the first flue, one-level dust remover, second flue, bag collector, the induced draft system that communicate in proper order, a powder spray device is installed to first flue, and powder spray device can spray the powdered ore in first flue, be provided with the electrolysis stick that can electrolyze organic gas in the flue gas in the second flue, regeneration cylinder exhaust flue gas loops through first flue, one-level dust remover, second flue, bag collector and then enters the induced draft system, is discharged to the atmosphere through the induced draft system. This kind of hot regeneration facility tail gas processing apparatus of pitch filters large granule dust earlier, and the electrolysis peculiar smell gas again, filters tiny dust at last, and the flue gas that contains the oil smoke can not get into bag collector, has protected bag collector, and the flue gas has realized automatic clear, and equipment long service life just can long-term continuous operation.
Description
Technical Field
The utility model relates to a hot regeneration technical field of pitch, especially a hot regeneration facility tail gas processing apparatus of pitch.
Background
The thermal regeneration process is to heat the asphalt reclaimed material to soften the asphalt and achieve the purpose of regeneration. However, in the process of heating the asphalt reclaimed material, blue smoke harmful to organisms is generated due to the heating of the asphalt, and the blue smoke needs to be strictly controlled. If the blue cigarette of pitch is directly arranged in the atmosphere, can produce secondary pollution, if direct access to sack dust pelletizing system through tuber pipe, flue, because the risk of filter bag is blockked up easily to oily cigarette high temperature gas, and then can lead to the sack load to increase, the life-span reduces.
In order to solve the problems, the chinese patent with the publication number of CN 205152753U discloses a tail gas treatment system for asphalt thermal regeneration equipment, which comprises a powder tank, an air blower, a smoke and dust mixing device, a regenerated smoke conveying device, a gravity dust collector, a bag-type dust collector and a smoke exhaust device, wherein the powder tank sends the separated material into the smoke and dust mixing device after being atomized by the air blower, a regenerated flue is communicated with the smoke and dust mixing device, the smoke and dust mixing device is provided with a mixed smoke outlet, the gravity dust collector and the bag-type dust collector are sequentially connected with the smoke outlet of the smoke and dust mixing device, and the smoke exhaust device is connected with the bag-type. The tail gas treatment system of the existing asphalt thermal regeneration equipment enables regenerated asphalt flue gas and atomized materials to be mixed in a smoke and dust mixing device, dust is uniformly wrapped in blue smoke and oily particles in the regenerated tail gas, the mixed flue gas enters a gravity dust collector, large granular substances in the flue gas are settled in the area and are spirally output by the gravity dust collector, the mixed flue gas enters a bag-type dust collector after passing through the gravity dust collector, dust in the flue gas is removed by utilizing a bag in the area, and the flue gas after dust removal randomly enters an induced draft fan through a flue and is discharged into the atmosphere through a chimney. However, the asphalt blue smoke also comprises harmful gases such as asphalt smoke, benzopyrene, sulfur dioxide, nitrogen oxides, sulfides and the like, and the harmful gases are treated to be discharged into the atmosphere, otherwise, the air is subjected to secondary pollution.
SUMMERY OF THE UTILITY MODEL
The main purpose of the utility model is to overcome the defects of the prior art and provide a tail gas treatment device of asphalt thermal regeneration equipment.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a hot regeneration facility tail gas processing apparatus of pitch, this tail gas processing apparatus and regeneration cylinder intercommunication, is including first flue, one-level dust remover, second flue, bag collector, the induced air system that communicates in proper order, a powder spray device is installed to first flue, and the powder spray device can spray the powdered ore in first flue, be provided with the electrolysis stick that can electrolyze organic gas in the flue gas in the second flue, regeneration cylinder exhaust flue gas loops through first flue, one-level dust remover, second flue, bag collector and then enters the induced air system, is discharged to the atmosphere through the induced air system.
The flue gas collection and analysis device is arranged at a flue gas inlet of the first flue, one end of the coder is connected with the flue gas collection and analysis device, and the other end of the coder is connected with the powder spraying device so as to receive a signal fed back by the flue gas collection and analysis device and regulate and control the powder spraying device to work.
Furthermore, a plurality of electrolytic rods are arranged in the second flue in sequence to electrolyze the organic gas passing through the second flue.
Further, the electrolysis stick is U type.
Furthermore, the powder spraying device comprises a spraying pipe, and the spraying pipe is communicated with the first flue so that the powder spraying device sprays the mineral powder in the first flue through the spraying pipe.
Furthermore, the powder spraying device also comprises a powder storage device which is arranged on one side of the powder spraying device and communicated with the powder spraying device.
Furthermore, the device also comprises a regeneration flue, and two ends of the regeneration flue are respectively communicated with the regeneration roller and the first flue.
And the two ends of the third flue are respectively communicated with the bag type dust collector and the induced draft system.
Furthermore, the primary dust remover comprises a first dust removing box body and a second dust removing box body, the first dust removing box body is communicated with the second dust removing box body, the first dust removing box body is communicated with a smoke outlet of the first flue, and the second dust removing box body is communicated with a smoke inlet of the second flue.
Furthermore, a chimney is arranged at the outlet of the induced draft system.
It can be known from the above description of the present invention, compared with the prior art, the beneficial effects of the present invention are:
the utility model is provided with the powder spraying device, the mineral powder in the powder spraying device can wrap and adsorb the oil smoke in the smoke to form large-particle dust, the large-particle dust is filtered in the primary dust remover, the dust and the oil smoke content in the smoke are effectively reduced, the pressure of the subsequent dust removal and purification operation is reduced, the loss of subsequent equipment is reduced, and the service life of the subsequent dust remover is prolonged; the smoke collection and analysis device and the encoder are additionally arranged, the smoke collection and analysis device collects and analyzes smoke components and wind speed, signals are fed back to the encoder, and the encoder further analyzes and translates feedback information, so that the powder spraying device can spray mineral powder according to the smoke components and the wind speed, waste is avoided, and the accuracy is high; the primary dust remover comprises a first dust removing box body and a second dust removing box body, so that large-particle dust in the flue gas can be filtered more cleanly, and the subsequent dust removing operation is facilitated; an electrolytic rod is additionally arranged, and the electrolytic rod electrolyzes peculiar smell gas to perform peculiar smell deodorization treatment, so that the gas emission reaches the environmental protection emission standard; to sum up, this device has improved the life of equipment to reduce cost, and carry out effectual filtration to the flue gas that pitch thermal regeneration equipment discharged, make the flue gas not cause the pollution to the environment, environmental protection and utensil practicality more.
Drawings
Fig. 1 is a schematic view of the overall structure of the tail gas treatment device of the asphalt thermal regeneration equipment according to the embodiment of the present invention.
In the figure: 1. the device comprises a regeneration flue, 2, a first flue, 21, a flue gas collecting and analyzing device, 3, a primary dust remover, 31, a first dust removing box body, 32, a second dust removing box body, 4, a second flue, 41, an electrolytic rod, 5, a bag type dust remover, 6, a third flue, 7, an induced draft system, 71, a chimney, 8, a powder spraying device, 81, an injection pipe, 9, a powder storage device and 10, and an encoder.
Detailed Description
The present invention will be further described with reference to the following detailed description.
Referring to fig. 1, the utility model discloses a hot regeneration tail gas processing apparatus of pitch, including regeneration flue 1, first flue 2, one-level dust remover 3, second flue 4, bag collector 5, third flue 6, induced air system 7, powder injection device 8, store up powder device 9, encoder 10.
The asphalt thermal regeneration tail gas treatment device is communicated with the regeneration roller, and the regeneration flue 1, the first flue 2, the primary dust collector 3, the second flue 4, the bag type dust collector 5, the third flue 6 and the induced draft system 7 are communicated in sequence; the first flue 2 is provided with a powder spraying device 8, the powder spraying device 8 comprises a spraying pipe 81, the spraying pipe 81 is communicated with the first flue 2 so that the powder spraying device 8 sprays mineral powder in the first flue 2 through the spraying pipe 81, one side of the powder spraying device 8 is provided with a powder storage device 9, the powder storage device 9 is communicated with the powder spraying device 8, and the powder storage device 9 provides mineral powder for the powder spraying device 8; the asphalt thermal regeneration tail gas treatment device also comprises a flue gas collection and analysis device 21 and an encoder 10, wherein the flue gas collection and analysis device 21 is arranged at a flue gas inlet of the first flue 2, one end of the encoder 10 is connected with the flue gas collection and analysis device 21, the other end of the encoder 10 is connected with the powder spraying device 8, when flue gas enters the first flue 2 from the regeneration flue 1, the flue gas collection and analysis device 21 collects and analyzes flue gas components and wind speed, signals are fed back to the encoder 10, the encoder 10 further analyzes and translates feedback information to regulate and control the powder spraying device 8 to spray mineral powder into the first flue 2, and the mineral powder wraps and adsorbs lampblack in the flue gas in the first flue 2 to form large-particle dust; the primary dust remover 3 comprises a first dust removing box body 31 and a second dust removing box body 32, the first dust removing box body 31 is communicated with the second dust removing box body 32, the first dust removing box body 31 is communicated with a smoke outlet of the first flue 2, the second dust removing box body 32 is communicated with a smoke inlet of the second flue 4, the primary dust remover 3 filters large particle dust, and the filtered residual peculiar smell gas enters the second flue 4; a plurality of electrolysis rods 41 are arranged in the second flue 4, the electrolysis rods 41 are U-shaped, the electrolysis rods 41 are sequentially arranged in the second flue 4, the electrolysis rods 41 electrolyze asphalt smoke, sulfide, nitride and the like in the smoke entering the second flue 4, and odor removal treatment is performed to prevent the gas from being discharged into the air to cause atmosphere pollution, reduce the pressure of subsequent dust removal and purification operations, reduce the loss of subsequent equipment and prolong the service life of the subsequent dust remover; the air outlet of the induced draft system 7 is provided with a chimney 71, the flue gas discharged by the regeneration roller sequentially passes through the regeneration flue 1, the first flue 2, the primary dust remover 3 and the second flue 4, the treated flue gas enters the bag type dust remover 5, the bag type dust remover 5 further filters the gas, large particle dust is filtered in the primary dust remover 3, the risk that the high-temperature gas containing oil smoke easily blocks a filter bag is reduced, the efficiency of the bag type dust remover 5 and the service life of the bag type dust remover 5 are improved, the filtered clean gas enters the induced draft system 7 through the third flue 6, and the filtered clean gas is discharged to the atmosphere through the chimney 71 by the induced draft system 7.
The tail gas treatment device of the asphalt thermal regeneration equipment has the following working principle:
flue gas exhausted by the regeneration roller enters a first flue 2 through a regeneration flue 1, a flue gas collecting and analyzing device 21 arranged at a flue gas inlet of the first flue 2 collects and analyzes flue gas components and wind speed, signals are fed back to an encoder 10, the encoder 10 further analyzes and translates feedback information to regulate and control a powder spraying device 8 to spray mineral powder into the first flue 2, and the mineral powder wraps and adsorbs lampblack in the flue gas in the first flue 2 to form large-particle dust; the flue gas enters a primary dust remover 3, the primary dust remover 3 comprises a first dust removing box body 31 and a second dust removing box body 32, the first dust removing box body 31 is communicated with the second dust removing box body 32, the first dust removing box body 31 filters large-particle dust in the flue gas, and the filtered flue gas enters the second dust removing box body 32 to filter the large-particle dust again; the filtered smoke leaves peculiar smell gas, the peculiar smell gas enters the second flue 4, and when the smoke passes through the second flue 4, the electrolytic rod 41 electrolyzes asphalt smoke, sulfide and nitride in the gas to perform peculiar smell treatment; the treated gas enters a bag type dust collector 5, and the bag type dust collector 5 further filters dust in the gas; the filtered clean gas enters the induced draft system 7 through the third flue 6, and is discharged to the atmosphere through a chimney 71 by the induced draft system 7.
The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited to this, and the present invention is to be used for insubstantial modification of the present invention, which all infringes the protection scope of the present invention.
Claims (10)
1. The utility model provides a hot regeneration facility tail gas processing apparatus of pitch, this tail gas processing apparatus and regeneration cylinder intercommunication, its characterized in that: the device comprises a first flue, a first-stage dust remover, a second flue, a bag-type dust remover and an air inducing system which are sequentially communicated, wherein a powder spraying device is installed in the first flue, the powder spraying device can spray mineral powder in the first flue, an electrolytic rod capable of electrolyzing organic gas in flue gas is arranged in the second flue, the flue gas discharged by a regeneration roller sequentially passes through the first flue, the first-stage dust remover, the second flue and the bag-type dust remover and then enters the air inducing system, and the flue gas is discharged to the atmosphere through the air inducing system.
2. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: still collect analytical equipment, encoder including the flue gas, the flue gas is collected analytical equipment and is located the flue gas entrance of first flue, encoder one end is collected analytical equipment with the flue gas and is connected, and the other end is connected with the powder spray device to thereby receive the signal that the analytical equipment feedback was collected to the flue gas and regulate and control the powder spray device work.
3. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: the electrolytic rods are arranged in the second flue in sequence to electrolyze the organic gas passing through the second flue.
4. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: the electrolytic rod is U-shaped.
5. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: the powder spraying device comprises a spraying pipe, and the spraying pipe is communicated with the first flue so that the powder spraying device sprays mineral powder in the first flue through the spraying pipe.
6. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: the powder storage device is arranged on one side of the powder spraying device and communicated with the powder spraying device.
7. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: the regeneration device further comprises a regeneration flue, and two ends of the regeneration flue are respectively communicated with the regeneration roller and the first flue.
8. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: the bag type dust collector further comprises a third flue, and two ends of the third flue are respectively communicated with the bag type dust collector and the air induction system.
9. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: the primary dust remover comprises a first dust removing box body and a second dust removing box body, the first dust removing box body is communicated with the second dust removing box body, the first dust removing box body is communicated with a smoke outlet of the first flue, and the second dust removing box body is communicated with a smoke inlet of the second flue.
10. The tail gas treatment device of the asphalt thermal regeneration equipment according to claim 1, characterized in that: and a chimney is arranged at the outlet of the induced air system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569959.1U CN210874639U (en) | 2019-09-20 | 2019-09-20 | Tail gas treatment device of asphalt thermal regeneration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921569959.1U CN210874639U (en) | 2019-09-20 | 2019-09-20 | Tail gas treatment device of asphalt thermal regeneration equipment |
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| Publication Number | Publication Date |
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| CN210874639U true CN210874639U (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921569959.1U Active CN210874639U (en) | 2019-09-20 | 2019-09-20 | Tail gas treatment device of asphalt thermal regeneration equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117379892A (en) * | 2023-12-11 | 2024-01-12 | 福建省铁拓机械股份有限公司 | Asphalt mixture thermal regeneration cloth bag dust removal system and control method thereof |
-
2019
- 2019-09-20 CN CN201921569959.1U patent/CN210874639U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117379892A (en) * | 2023-12-11 | 2024-01-12 | 福建省铁拓机械股份有限公司 | Asphalt mixture thermal regeneration cloth bag dust removal system and control method thereof |
| CN117379892B (en) * | 2023-12-11 | 2024-03-29 | 福建省铁拓机械股份有限公司 | Asphalt mixture thermal regeneration cloth bag dust removal system and control method thereof |
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