CN109812820B - High-temperature on-line coke cleaning device for flue of incineration system - Google Patents
High-temperature on-line coke cleaning device for flue of incineration system Download PDFInfo
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- CN109812820B CN109812820B CN201910230205.1A CN201910230205A CN109812820B CN 109812820 B CN109812820 B CN 109812820B CN 201910230205 A CN201910230205 A CN 201910230205A CN 109812820 B CN109812820 B CN 109812820B
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Abstract
The invention discloses a high-temperature on-line decoking device for a flue of an incineration system, which comprises a flue body, wherein an auxiliary smoke exhaust pipe is fixedly arranged on the outer side wall of the flue body, a valve is fixedly arranged on the inner side wall of the auxiliary smoke exhaust pipe, a sealing cover is hinged to the upper surface of the flue body, a driving device is fixedly arranged on the upper surface of the sealing cover, and the driving device, a fixing plate, a vent hole, a fixing ring and a decoking agent storage device are arranged.
Description
Technical Field
The invention relates to the field of flue cleaning, in particular to a high-temperature on-line coke cleaning device for a flue of an incineration system.
Background
The prior hazardous waste incinerator needs to be cleaned after being used for a period of time, in order to avoid the incinerator to be closed and cleaned again in the prior art, coking in the flue is cleaned online, however, the coking in the flue is difficult to clean, the flue is cleaned only in a physical mode, coking is easy to remain in the flue through the cleaning of the coking by using a chemical agent alone, and the coke cleaning effect is affected, and therefore the high-temperature online coke cleaning device for the incineration system flue is specifically provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a high-temperature on-line coke cleaning device for a flue of an incineration system, which can clean the coking in a flue body on line in a physical and chemical mode at the same time, so that the coking in the flue can be cleaned more thoroughly, and the efficiency of cleaning the coking can be further improved.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides an on-line coke cleaning device of burning system flue high temperature, includes the flue body, the lateral wall fixed mounting of flue body has supplementary exhaust pipe, the inside wall fixed mounting of supplementary exhaust pipe has the valve, the upper surface of flue body articulates there is sealed lid, the upper surface fixed mounting of sealed lid has drive arrangement, drive arrangement's lower extreme extends to in the flue body, drive arrangement's lower extreme fixedly connected with fixed plate, evenly distributed's air vent has been seted up to the lower surface of fixed plate, the lower surface fixed mounting of fixed plate has solid fixed ring, gu the lateral wall of fixed ring rotates and is connected with the auxiliary wheel, the lateral wall of auxiliary wheel is laminated with the inside wall of flue body, the lateral wall fixed mounting of flue body has decoking agent strorage device.
Further, the driving device comprises a threaded hole formed in the upper surface of the sealing cover, a motor base is screwed to the inner side wall of the threaded hole, an electric push rod is fixedly mounted on the upper surface of the motor base, the lower end of the electric push rod is fixedly connected with the fixing plate, and the input end of the electric push rod is electrically connected with an external power supply.
Further, the lower extreme of solid fixed ring is to the outside end slope, gu fixed ring's lower extreme is flat form, and gu fixed ring's lower extreme and laminating of flue body inner wall, evenly distributed's recess has been seted up to gu fixed ring's lateral wall, the auxiliary wheel rotates with the recess through the pivot and is connected.
Further, the decoking agent storage device comprises a branch pipe fixedly arranged on the outer side wall of the flue body, a one-way valve is fixedly arranged on the inner side wall of the branch pipe, an online chemical decoking agent is contained on the inner side wall of the branch pipe, a cover cap is screwed on the upper surface of the branch pipe, and a gas pipe valve is fixedly arranged on the upper surface of the cover cap.
Further, the lateral wall fixedly connected with spacing ring of motor cabinet, the lower surface and the sealed laminating of lid of spacing ring.
The beneficial effects of the invention are as follows:
1. according to the invention, the flue body and the auxiliary smoke exhaust pipe are arranged, and smoke is exhausted through the upper end of the flue body when the device is normally used, so that the smoke exhaust effect is not affected by only sealing the smoke outlet of the flue body by the sealing cover in order to facilitate the smoke exhaust during on-line coke cleaning.
2. According to the invention, the driving device, the fixing plate, the vent holes, the fixing ring and the decoking agent storage device are arranged, so that the online chemical decoking agent in the decoking agent storage device is discharged into the high-temperature flue body due to the high temperature of the smoke exhaust pipeline of the incinerator, is immediately changed into a molten state under the action of the high temperature, and water in the online chemical decoking agent can be immediately changed into steam to be dispersed into all corners of the high-temperature flue body, so that the slagging melting point of coking is reduced, the capability of adhering to the flue body is reduced, and the fixing plate is pushed to move by the driving device, so that the coking adhered to the flue body is scraped by the fixing ring.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic view of a retaining ring according to the present invention.
Reference numerals illustrate: the device comprises a flue body 1, an auxiliary smoke exhaust pipe 2, a valve 3, a sealing cover 4, a driving device 5, a fixing plate 6, a vent hole 7, a fixing ring 8, an auxiliary wheel 9, a decoking agent storage device 10, a threaded hole 11, a motor seat 12, an electric push rod 13, a groove 14, a branch pipe 15, a one-way valve 16, an online chemical decoking agent 17, a cap 18, a gas pipe valve 19 and a limiting ring 20.
Detailed Description
The invention will be further illustrated with reference to specific examples, which are to be understood as illustrative only and are not intended to limit the scope of the invention. Further, it is understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents are intended to fall within the scope of the claims appended hereto.
Referring to fig. 1-2, which is a schematic structural diagram of the present invention, a high-temperature on-line coke cleaning device for a flue of an incineration system, comprising a flue body 1, an auxiliary smoke exhaust pipe 2 is fixedly arranged on the outer side wall of the flue body 1, a valve 3 is fixedly arranged on the inner side wall of the auxiliary smoke exhaust pipe 2, a sealing cover 4 is hinged on the upper surface of the flue body 1, a driving device 5 is fixedly arranged on the upper surface of the sealing cover 4, the lower end of the driving device 5 extends into the flue body 1, a fixing plate 6 is fixedly connected with the lower end of the driving device 5, uniformly distributed vent holes 7 are arranged on the lower surface of the fixing plate 6, a fixing ring 8 is fixedly arranged on the lower surface of the fixing plate 6, an auxiliary wheel 9 is rotatably connected on the outer side wall of the fixing ring 8, the outer side wall of the auxiliary wheel 9 is attached to the inner side wall of the flue body 1, a coke cleaning agent storage device 10 is fixedly arranged on the outer side wall of the flue body 1, the decoking agent storage device 10 comprises a branch pipe 15 fixedly arranged on the outer side wall of a flue body 1, a one-way valve 16 is fixedly arranged on the inner side wall of the branch pipe 15, an online chemical decoking agent 17 is arranged on the inner side wall of the branch pipe 15, a cover cap 18 is screwed on the upper surface of the branch pipe 15, a gas pipe valve 19 is fixedly arranged on the upper surface of the cover cap 18, the flue body 1 is a hazardous waste incinerator, the valve 3 is closed under normal conditions, the flue gas is discharged from the upper end of the flue body 1 when the flue gas is required to be cleaned in an online coke-discharging mode, the charcoal powder is 1.5-3.5%, the nano ceramic powder is 0.5-1%, the anionic surfactant is 1.2-2.5%, the cobalt catalyst is 3-4% and the molybdenum catalyst is 5-6%, the balance is water, the flue body 1 is a hazardous waste incinerator, the valve 3 is closed under normal conditions, the sealing cover 4 is rotated to enable the sealing cover 4 to be buckled at the upper end of the flue body 1, the upper end of the flue body 1 is closed, the valve 3 is opened, the flue gas is discharged from the auxiliary smoke discharge pipe 2, and further the flue gas discharge is not influenced, when the temperature of the flue body 1 reaches 1100 ℃, then the online chemical decoking agent 17 in the decoking agent storage device 10 is pressurized and discharged into the flue body 1, when the online chemical decoking agent 17 is poured into the flue body 1 with high temperature, the online chemical decoking agent 17 is subjected to high temperature, and immediately becomes a molten state, water in the online chemical decoking agent 17 is immediately changed into steam, and the anionic surfactant can promote copper nitrate, magnesium nitrate, sodium borate, charcoal powder, nano ceramic powder, cobalt catalyst and molybdenum catalyst in the online chemical decoking agent 17 to be dispersed to all corners in the flue body 1 along with the steam, copper nitrate, magnesium nitrate and sodium borate in the online chemical decoking agent 17 directly react with the coking on the heating surface of the flue body 1, so that the very strong corrosive sulfate, sulfite and oxide slag in the coking are changed into alkalescence from weak acid, the melting point of the coking slag is reduced, after 3-5 minutes, charcoal powder and nano ceramic powder in the online chemical decoking agent 17 react with the residual coking under the catalysis of a cobalt catalyst and a molybdenum catalyst, the very strong corrosive sulfate, sulfite and oxide slag in the residual coking are changed into alkalescence from weak acid, at the moment, the driving device 5 is started, the driving device 5 pushes the fixed plate 6 to move in the flue body 1, and the fixed ring 8 scrapes the inner wall of the flue body 1, so that the coking in the flue body 1 is scraped.
The drive arrangement 5 includes screw hole 11 that the upper surface of sealed lid 4 was seted up, and the inside wall spiro union of screw hole 11 has motor cabinet 12, and the last fixed surface of motor cabinet 12 installs electric putter 13, and electric putter's 13 lower extreme and fixed plate 6 fixed connection, electric putter's 13 input and external power supply electricity are connected, for making things convenient for the dismantlement of motor cabinet 12, with motor cabinet 12 spiro union at screw hole 11, electric putter 13 drive fixed plate 6 and remove in flue body 1, realize the removal of fixed plate 6.
The lower extreme to the outside end slope of solid fixed ring 8, the lower extreme of solid fixed ring 8 is the platykurtic, and gu the lower extreme of solid fixed ring 8 is laminated with flue body 1 inner wall, and evenly distributed's recess 14 has been seted up to the lateral wall of solid fixed ring 8, and auxiliary wheel 9 rotates with recess 14 through the pivot to be connected, can increase the sharpness of solid fixed ring 8 like this, and auxiliary wheel 9 plays auxiliary slip's effect to solid fixed ring 6.
The lateral wall fixedly connected with spacing ring 20 of motor cabinet 12, the lower surface and the sealed laminating of lid 4 of spacing ring 20, spacing ring 20 carries out spacingly to motor cabinet 12, and then makes things convenient for people to discern the position of motor cabinet 12.
Firstly, the sealing cover 4 is rotated to enable the sealing cover 4 to be buckled at the upper end of the flue body 1, the upper end of the flue body 1 is closed, the valve 3 is opened, flue gas is discharged from the auxiliary flue pipe 2, further, the flue gas discharge is not influenced, when the temperature of the flue body 1 reaches 1100 ℃, then the online chemical decoking agent 17 in the decoking agent storage device 10 is pressurized and discharged into the flue body 1, when the online chemical decoking agent 17 is poured into the flue body 1 with high temperature, the online chemical decoking agent 17 is subjected to high temperature, and immediately becomes a molten state, water in the online chemical decoking agent 17 is immediately changed into steam, and the anionic surfactant can promote copper nitrate, magnesium nitrate, sodium borate, charcoal powder, nano ceramic powder, cobalt catalyst and molybdenum catalyst in the online chemical decoking agent 17 to be dispersed to each corner in the flue body 1 along with the steam, copper nitrate, magnesium nitrate and sodium borate in the online chemical decoking agent 17 directly react with the coking on the heating surface of the flue body 1, so that the very strong corrosive sulfate, sulfite and oxide slag in the coking are changed into alkalescence from weak acid, the melting point of the coking slag is reduced, after 3-5 minutes, charcoal powder and nano ceramic powder in the online chemical decoking agent 17 react with the residual coking under the catalysis of a cobalt catalyst and a molybdenum catalyst, the very strong corrosive sulfate, sulfite and oxide slag in the residual coking are changed into alkalescence from weak acid, at the moment, the driving device 5 is started, the driving device 5 pushes the fixed plate 6 to move in the flue body 1, and the fixed ring 8 scrapes the inner wall of the flue body 1, so that the coking in the flue body 1 is scraped.
Claims (4)
1. The utility model provides an on-line coke cleaning device of burning system flue high temperature which characterized in that: the flue comprises a flue body, an auxiliary smoke exhaust pipe is fixedly arranged on the outer side wall of the flue body, a valve is fixedly arranged on the inner side wall of the auxiliary smoke exhaust pipe, a sealing cover is hinged to the upper surface of the flue body, a driving device is fixedly arranged on the upper surface of the sealing cover, the lower end of the driving device extends into the flue body, a fixing plate is fixedly connected to the lower end of the driving device, uniformly distributed ventilation holes are formed in the lower surface of the fixing plate, a fixing ring is fixedly arranged on the lower surface of the fixing plate, an auxiliary wheel is rotatably connected to the outer side wall of the fixing ring, the outer side wall of the auxiliary wheel is attached to the inner side wall of the flue body, and a decoking agent storage device is fixedly arranged on the outer side wall of the flue body; the lower extreme of solid fixed ring is to the outside end slope, gu fixed ring's lower extreme is flat form, and gu fixed ring's lower extreme and the laminating of flue body inner wall, evenly distributed's recess has been seted up to gu fixed ring's lateral wall, the auxiliary wheel rotates with the recess through the pivot and is connected.
2. The high-temperature on-line decoking device for a flue of an incineration system according to claim 1, wherein: the driving device comprises a threaded hole formed in the upper surface of the sealing cover, a motor base is screwed to the inner side wall of the threaded hole, an electric push rod is fixedly mounted on the upper surface of the motor base, the lower end of the electric push rod is fixedly connected with the fixing plate, and the input end of the electric push rod is electrically connected with an external power supply.
3. The high-temperature on-line decoking device for a flue of an incineration system according to claim 1, wherein: the decoking agent storage device comprises a branch pipe fixedly arranged on the outer side wall of the flue body, a one-way valve is fixedly arranged on the inner side wall of the branch pipe, an online chemical decoking agent is contained on the inner side wall of the branch pipe, a cover cap is screwed on the upper surface of the branch pipe, and a gas pipe valve is fixedly arranged on the upper surface of the cover cap.
4. The high-temperature on-line decoking device for a flue of an incineration system according to claim 2, wherein: the lateral wall fixedly connected with spacing ring of motor cabinet, the lower surface and the sealed laminating of lid of spacing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910230205.1A CN109812820B (en) | 2019-03-26 | 2019-03-26 | High-temperature on-line coke cleaning device for flue of incineration system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910230205.1A CN109812820B (en) | 2019-03-26 | 2019-03-26 | High-temperature on-line coke cleaning device for flue of incineration system |
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| CN109812820A CN109812820A (en) | 2019-05-28 |
| CN109812820B true CN109812820B (en) | 2023-09-26 |
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| CN201910230205.1A Active CN109812820B (en) | 2019-03-26 | 2019-03-26 | High-temperature on-line coke cleaning device for flue of incineration system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110360752A (en) * | 2019-06-28 | 2019-10-22 | 成都高峰石油机械有限公司 | Boiler exhaust pipeline for seawater shale gas exploitation |
| CN110360588A (en) * | 2019-06-28 | 2019-10-22 | 成都高峰石油机械有限公司 | The heating means of seawater shale gas exploitation boiler |
| CN113552281B (en) * | 2021-07-22 | 2024-02-09 | 徐志龙 | Associated gas high-altitude diffusing combustion chamber for offshore oil development |
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| EP0195366A2 (en) * | 1985-03-14 | 1986-09-24 | METASCO Chemische-Technische Produkte GmbH | Process and device for cleaning fume ducts |
| CN104235863A (en) * | 2014-09-29 | 2014-12-24 | 天津春辉兴科技有限责任公司 | Soot blower and soot blowing method thereof |
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| CN208147204U (en) * | 2018-03-12 | 2018-11-27 | 沈阳维顶机器人有限公司 | A kind of robot pipeline welding equipment |
| CN109028591A (en) * | 2018-07-18 | 2018-12-18 | 浙江萨弘科技有限公司 | A kind of energy-saving full premixed condensed burnt gas wall hanging furnace |
| CN209726215U (en) * | 2019-03-26 | 2019-12-03 | 中再生环境科技有限公司 | A kind of online coke cleaning apparatus of incineration system flue high temperature |
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2019
- 2019-03-26 CN CN201910230205.1A patent/CN109812820B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0195366A2 (en) * | 1985-03-14 | 1986-09-24 | METASCO Chemische-Technische Produkte GmbH | Process and device for cleaning fume ducts |
| CN104235863A (en) * | 2014-09-29 | 2014-12-24 | 天津春辉兴科技有限责任公司 | Soot blower and soot blowing method thereof |
| CN106044937A (en) * | 2016-07-26 | 2016-10-26 | 安力斯（天津）环保设备制造有限公司 | Medium pressure ultraviolet tubular reactor with functions of online mechanical cleaning and chemical cleaning |
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