CN114590986B - Device for mixing and burning sludge by utilizing flue gas recirculation in coal-fired power plant - Google Patents
Device for mixing and burning sludge by utilizing flue gas recirculation in coal-fired power plant Download PDFInfo
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- CN114590986B CN114590986B CN202210352834.3A CN202210352834A CN114590986B CN 114590986 B CN114590986 B CN 114590986B CN 202210352834 A CN202210352834 A CN 202210352834A CN 114590986 B CN114590986 B CN 114590986B
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- sludge
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- fixedly connected
- medicament
- treatment tank
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- 239000010802 sludge Substances 0.000 title claims abstract description 92
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000003546 flue gas Substances 0.000 title claims abstract description 18
- 238000002156 mixing Methods 0.000 title claims abstract description 12
- 239000003814 drug Substances 0.000 claims abstract description 58
- 239000007921 spray Substances 0.000 claims abstract description 17
- 239000010865 sewage Substances 0.000 claims abstract description 13
- 239000002781 deodorant agent Substances 0.000 claims abstract description 11
- 238000004064 recycling Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 26
- 239000007789 gas Substances 0.000 claims description 25
- 238000004332 deodorization Methods 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 8
- 239000012629 purifying agent Substances 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 239000008247 solid mixture Substances 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 description 15
- 238000001035 drying Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 230000001877 deodorizing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a device for recycling and mixing burned sludge by utilizing flue gas in a coal-fired power plant, which relates to the field of mixing burned sludge treatment and comprises a treatment tank, wherein an annular chute is formed in the upper part of an inner cavity of the treatment tank, sliding rods are arranged in the annular chute at equal intervals, a sludge tank is fixedly connected between a plurality of sliding rods, and the side wall of the bottom of the sludge tank is in sealed sliding connection with the treatment tank; according to the invention, through the arrangement of the trigger rod, the abutting block, the piston plate and the medicament spray nozzle, in the rotating process of the sludge tank, the trigger rod and the abutting block are enabled to abut and slide, so that the piston plate slides to one side of the medicament spray nozzle, under the action of the pushing force, the deodorant in the medicament box is sprayed out through the medicament spray nozzle, and along with the rotation of the sludge tank, the deodorant is fully mixed with the water-solid mixture, and the treatment of odorous substances in sewage is realized, so that the environmental protection effect is improved.
Description
Technical Field
The invention relates to the technical field of mixed combustion sludge treatment, in particular to a mixed combustion sludge device for recycling flue gas in a coal-fired power plant.
Background
In recent years, environmental protection requirements are becoming more stringent, particularly sewage treatment, and along with the increasing scale of sewage treatment plants, the sludge yield is also becoming larger. The sludge has the characteristics of high water content, huge volume and the like, is extremely inconvenient in the processes of storage, transportation, loading and unloading and the like, and has high potential environmental safety risk and hidden danger, so that the effective means for carrying out harmless, reduction and recycling treatment on the sludge is imperative. At present, the sludge treatment modes mainly comprise landfill, composting, natural drying or incineration and the like. Practice shows that the sludge drying and incineration combined technology has the characteristics of small occupied area, rapid treatment, large amount, obvious reduction and the like, and the technology can furthest realize the reduction and recycling of sludge and has good application prospect.
At present, the existing mixed burning sludge treatment device realizes drying of sludge by means of an external heat source, so that resources are wasted excessively, and the evaporated gas generated in the drying of the sludge is difficult to treat, and the part of the gas contains a large amount of odor substances, so that the direct discharge causes irrecoverable pollution to the environment.
Disclosure of Invention
The invention aims to solve the defects that the sludge is dried by an external heat source to waste resources too much and the evaporation gas generated in the sludge drying process cannot be effectively treated in the prior art, and provides a device for recycling and mixing the sludge by utilizing flue gas in a coal-fired power plant.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a coal-fired power plant utilizes flue gas recirculation to mix and burn mud device, includes:
the device comprises a treatment tank, wherein an annular chute is formed in the upper part of an inner cavity of the treatment tank, sliding rods are arranged in the annular chute at equal intervals, a sludge tank is fixedly connected between a plurality of sliding rods, the side wall of the bottom of the sludge tank is in sealed sliding connection with the treatment tank, a sewage inlet pipe and an exhaust pipe are respectively and fixedly connected to two sides of the upper part of the treatment tank, and the sewage inlet pipe and the exhaust pipe are both communicated with the inner cavity of the sludge tank;
the stirring assembly is fixedly connected with the outer wall of the sludge tank and is used for driving the sludge tank to rotate and stirring sludge in the sludge tank, the stirring assembly comprises a driving impeller, the driving impeller is fixedly connected with the outer wall of the sludge tank, the side wall of the treatment tank is fixedly connected with a gas pipe, the input end of the gas pipe is obliquely arranged and is opposite to the side wall of the driving impeller, the top of the inner cavity of the treatment tank is fixedly connected with a stirring shaft, and the side wall of the stirring shaft is fixedly connected with a helical blade;
the deodorization subassembly, deodorization subassembly and treatment tank side wall fixed connection, deodorization subassembly is used for spraying deodorant to the mud jar inside, reduces the foul smell pollution that exists in the evaporation gas, deodorization subassembly includes the medicament box, medicament box and treatment tank side wall fixed connection, the sealed sliding connection of medicament box inner wall has the piston plate, piston plate side wall fixedly connected with catch bar, and the catch bar runs through medicament box side wall, catch bar outer end fixedly connected with conflict piece, one side fixedly connected with medicament shower nozzle of conflict piece is kept away from to the medicament box, one side fixedly connected with trigger lever that the catch bar is close to the medicament box, the trigger lever can contradict with conflict piece and slide, and the trigger lever all adopts the arc to handle with conflict piece contact end, the spring has been cup jointed in the catch bar outside, spring both ends respectively with conflict piece, medicament box fixed connection.
Preferably, stirring blades are annularly arranged on the inner wall of the sludge tank, the stirring blades are matched with the gaps of the spiral blades, the cleaning rod is fixedly connected with the outer wall of the sludge tank, and the cleaning rod is attached to the inner wall of the treatment tank.
Preferably, the middle part of the upper surface of the treatment tank is fixedly connected with a medicament tank, the medicament tank is communicated with the medicament box through a liquid guide pipe, the liquid guide pipe and the medicament spray head are both internally provided with one-way valves, and the opening directions of the two one-way valves are opposite.
Preferably, the sludge tank side wall is annularly provided with a connecting plate, the bottom of the connecting plate is fixedly connected with a universal wheel, the bottom of the universal wheel is attached to the bottom of the treatment tank, drain pipes are fixedly connected to two sides of the treatment tank, and a dry sludge pipe is fixedly connected to the bottom of the sludge tank.
Preferably, the side wall of the treatment tank is fixedly connected with a purification tank, the inside of the purification tank is filled with an air purifying agent, and the exhaust pipe penetrates into the lower part of the liquid level of the air purifying agent.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the cooperation among the annular chute, the sliding rod, the driving impeller, the spiral blades and the stirring blades, the sludge tank is pushed to rotate under the action of high-speed air flow input by the air conveying pipe, so that solid-liquid mixture in the sludge tank and the spiral blades are impacted, and the solid-liquid mixture is better separated, thereby improving the treatment efficiency of the device, and immediately utilizing the heating effect of high-temperature air, the liquid components in the solid-liquid mixture are evaporated, so that the drying of sludge is realized.
2. According to the invention, through the arrangement of the trigger rod, the abutting block, the piston plate and the medicament spray nozzle, in the rotating process of the sludge tank, the trigger rod and the abutting block are enabled to abut and slide, so that the piston plate slides to one side of the medicament spray nozzle, under the action of the pushing force, the deodorant in the medicament box is sprayed out through the medicament spray nozzle, and along with the rotation of the sludge tank, the deodorant is fully mixed with the water-solid mixture, and the treatment of odorous substances in sewage is realized, so that the environmental protection effect is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a coal-fired power plant by utilizing a flue gas recirculation sludge blending and burning device in a front view;
FIG. 2 is a schematic diagram of a front view semi-section structure of a device for burning sludge by using flue gas recirculation in a coal-fired power plant;
FIG. 3 is an enlarged schematic view of the area A in FIG. 2 of a device for burning sludge by using flue gas recirculation in a coal-fired power plant;
FIG. 4 is a schematic diagram showing a semi-cutaway bottom view of a device for burning sludge by recycling flue gas in a coal-fired power plant;
FIG. 5 is an enlarged schematic diagram of the region B in FIG. 4 of a coal-fired power plant utilizing a flue gas recirculation sludge blending and burning device according to the present invention;
fig. 6 is a schematic diagram of a side view semi-section structure of a device for burning sludge by using flue gas recirculation in a coal-fired power plant.
In the figure: 1. a treatment tank; 101. an annular chute; 102. a slide bar; 103. an exhaust pipe; 2. a sludge tank; 21. stirring blades; 22. a cleaning rod; 3. an agitation assembly; 31. driving the impeller; 32. a gas pipe; 33. a stirring shaft; 34. a helical blade; 4. a deodorizing assembly; 41. a kit; 42. a piston plate; 43. a push rod; 44. a collision block; 45. a medicament spray head; 46. a spring; 5. a trigger lever; 6. a medicament canister; 61. a catheter; 7. a connecting plate; 71. a universal wheel; 8. a purifying tank.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 and 2, a device for burning sludge by using flue gas recirculation in a coal-fired power plant includes:
the treatment tank 1, the upper part of the inner cavity of the treatment tank 1 is provided with an annular chute 101, sliding rods 102 are arranged in the annular chute 101 at equal intervals, a sludge tank 2 is fixedly connected between the sliding rods 102, the side wall of the bottom of the sludge tank 2 is in sealed sliding connection with the treatment tank 1, the two sides of the upper part of the treatment tank 1 are respectively fixedly connected with a sewage inlet pipe and an exhaust pipe 103, and the sewage inlet pipe and the exhaust pipe 103 are communicated with the inner cavity of the sludge tank 2;
the stirring assembly 3 is fixedly connected with the outer wall of the sludge tank 2, and the stirring assembly 3 is used for driving the sludge tank 2 to rotate and stirring sludge in the sludge tank 2;
the deodorization component 4, the deodorization component 4 is fixedly connected with the side wall of the treatment tank 1, and the deodorization component 4 is used for spraying deodorant into the sludge tank 2 to reduce odor pollution in the evaporated gas.
Referring to fig. 2 and 4, the stirring assembly 3 comprises a driving impeller 31, the driving impeller 31 is fixedly connected with the outer wall of the sludge tank 2, a gas pipe 32 is fixedly connected with the side wall of the treatment tank 1, the input end of the gas pipe 32 is obliquely arranged and is opposite to the side wall of the driving impeller 31, a stirring shaft 33 is fixedly connected with the top of an inner cavity of the treatment tank 1, and a spiral blade 34 is fixedly connected with the side wall of the stirring shaft 33;
referring to fig. 2 and 4, stirring blades 21 are annularly arranged on the inner wall of the sludge tank 2, the gaps of the stirring blades 21 and the spiral blades 34 are matched, a cleaning rod 22 is fixedly connected to the outer wall of the sludge tank 2, and the cleaning rod 22 is attached to the inner wall of the treatment tank 1;
through the arrangement of the structure, a large amount of high-temperature gas generated by boiler combustion in a power plant is filled into the treatment tank 1 through the gas pipe 32, at the moment, the high-temperature gas heats the sludge tank 2, so that moisture in a solid-liquid mixture in the sludge tank 2 is evaporated, and the gas pipe 32 is opposite to the side wall of the driving impeller 31, under the action of high-speed gas flow, the driving impeller 31 is pushed, so that the sludge tank 2 rotates, thereby the solid-liquid mixture in the sludge tank 2 is impacted with the helical blades 34, so that the solid-liquid mixture can be better separated, and the stirring blades 21 are arranged on the inner wall of the sludge tank 2, so that the stirring effect on the solid-liquid mixture can be further improved, the solid-liquid mixture can be rapidly separated, the evaporation efficiency of liquid substances in the solid-liquid mixture is improved, and the treatment efficiency of the device is improved;
and in the rotation process of the sludge tank 2, the cleaning rod 22 is driven to rotate so as to scrape the inner wall of the treatment tank 1, so that condensed water vapor is prevented from adhering to the inner wall of the treatment tank 1, the heating effect of high-temperature gas on the sludge tank 2 is reduced, and the heating effect of the high-temperature gas is improved.
Referring to fig. 5, the deodorizing component 4 includes a medicine box 41, the medicine box 41 is fixedly connected with a side wall of the treatment tank 1, a piston plate 42 is hermetically and slidably connected with an inner wall of the medicine box 41, a pushing rod 43 is fixedly connected with a side wall of the piston plate 42, the pushing rod 43 penetrates through the side wall of the medicine box 41, an abutting block 44 is fixedly connected with the outer end of the pushing rod 43, and a medicine spray nozzle 45 is fixedly connected with one side, far away from the abutting block 44, of the medicine box 41;
referring to fig. 5, a trigger lever 5 is fixedly connected to one side of the sliding lever 102, which is close to the medicament box 41, the trigger lever 5 can slide against the abutting block 44, the contact ends of the trigger lever 5 and the abutting block 44 are arc-shaped, a spring 46 is sleeved on the outer side of the pushing lever 43, and two ends of the spring 46 are fixedly connected with the abutting block 44 and the medicament box 41 respectively;
referring to fig. 2 and 4, a medicament tank 6 is fixedly connected to the middle part of the upper surface of the treatment tank 1, the medicament tank 6 is communicated with a medicament box 41 through a liquid guide tube 61, the liquid guide tube 61 and the medicament spray nozzle 45 are internally provided with one-way valves, and the opening directions of the two one-way valves are opposite;
through the arrangement of the structure, in the process of rotating the sludge tank 2, the trigger rod 5 is driven to synchronously rotate, when the trigger rod 5 contacts with the abutting block 44, abutting sliding is generated between the trigger rod 5 and the abutting block 44, the abutting block 44 drives the push rod 43 to slide towards the inside of the medicament box 41, so that the piston plate 42 slides towards one side of the medicament spray nozzle 45, under the action of the pushing force, the one-way valve in the medicament spray nozzle 45 is opened, so that the deodorant in the medicament box 41 is sprayed out through the medicament spray nozzle 45 and is fully mixed with the water-solid mixture along with the rotation of the sludge tank 2, so that the treatment of odorous substances in sewage is realized, and the environmental protection effect is improved;
after the trigger rod 5 and the abutting block 44 are in abutting release, under the rebound effect of the spring 46, the abutting block 44, the push rod 43 and the piston plate 42 are reset, a certain adsorption force is generated inside the medicament box 41 in the resetting process of the piston plate 42, and the one-way valve inside the liquid guide tube 61 is opened at the moment, so that the deodorant in the medicament tank 6 is supplemented into the medicament box 41, the long-term operation of the subsequent operation is ensured, and the treatment effect of the device is improved.
Referring to fig. 2 and 4, a connecting plate 7 is annularly arranged on the side wall of the sludge tank 2, a universal wheel 71 is fixedly connected to the bottom of the connecting plate 7, the bottom of the universal wheel 71 is attached to the bottom of the treatment tank 1, drain pipes are fixedly connected to the two sides of the treatment tank 1, and a dry sludge pipe is fixedly connected to the bottom of the sludge tank 2;
referring to fig. 1 and 6, a purifying tank 8 is fixedly connected to the side wall of the treating tank 1, and an air purifying agent is filled in the purifying tank 8, and an exhaust pipe 103 goes deep under the liquid surface of the air purifying agent;
through the setting of above-mentioned structure, can improve the supporting effect to mud jar 2, but also can reduce the frictional force between mud jar 2 and the treatment jar 1 when rotating, improve the rotation rate of mud jar 2, and then improved the mummification efficiency of the device to after the evaporation of water, can get into purification jar 8 inside along blast pipe 103, contact with air purification agent immediately and mix, so that realize the treatment to tail gas.
Referring to fig. 1 to 6, in the present invention, a large amount of high temperature gas generated by the combustion of a boiler in a power plant is filled into a treatment tank 1 through a gas pipe 32, and at this time, the high temperature gas heats a sludge tank 2, so that water in a solid-liquid mixture in the sludge tank 2 is evaporated, and because an input end of the gas pipe 32 is opposite to a side wall of a driving impeller 31, the driving impeller 31 is pushed under the action of high speed gas flow, so that the sludge tank 2 rotates, thereby causing collision between the solid-liquid mixture in the sludge tank 2 and a helical blade 34, so that the solid-liquid mixture can be better separated, and stirring blades 21 are also arranged on an inner wall of the sludge tank 2, so that a stirring effect on the solid-liquid mixture can be further improved, and the solid-liquid mixture can be rapidly separated; in the process of rotating the sludge tank 2, the trigger rod 5 is driven to synchronously rotate, when the trigger rod 5 contacts with the abutting block 44, abutting sliding occurs between the trigger rod 5 and the abutting block 44, so that the abutting block 44 drives the push rod 43 to slide towards the inside of the medicament box 41, the piston plate 42 slides towards one side of the medicament spray nozzle 45, and under the action of the pushing force, the one-way valve inside the medicament spray nozzle 45 is opened, so that the deodorant in the medicament box 41 is sprayed out through the medicament spray nozzle 45 and the sludge tank 2 rotates along with the rotation of the sludge tank, so that the deodorant is fully mixed with the water-solid mixture, and the treatment of odorous substances in sewage is realized; after the water is evaporated, the water enters the purifying tank 8 along the exhaust pipe 103 and is then contacted and mixed with the air purifying agent, so that the tail gas is treated.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. A device for blending and burning sludge by utilizing flue gas recirculation in a coal-fired power plant, which is characterized by comprising:
the sewage treatment device comprises a treatment tank (1), wherein an annular chute (101) is formed in the upper portion of an inner cavity of the treatment tank (1), sliding rods (102) are arranged in the annular chute (101) at equal intervals, a plurality of sliding rods (102) are fixedly connected with a sludge tank (2), the side wall of the bottom of the sludge tank (2) is in sealing sliding connection with the treatment tank (1), a sewage inlet pipe and an exhaust pipe (103) are respectively and fixedly connected with two sides of the upper portion of the treatment tank (1), and the sewage inlet pipe and the exhaust pipe (103) are communicated with the inner cavity of the sludge tank (2);
stirring subassembly (3), stirring subassembly (3) and mud jar (2) outer wall fixed connection, stirring subassembly (3) are used for driving mud jar (2) and rotate to stir the inside mud of mud jar (2), stirring subassembly (3) are including driving impeller (31), driving impeller (31) and mud jar (2) outer wall fixed connection, processing jar (1) lateral wall fixedly connected with gas-supply pipe (32), gas-supply pipe (32) input is the slope setting, and just to driving impeller (31) lateral wall, processing jar (1) inner chamber top fixedly connected with (mixing) shaft (33), (mixing) shaft (33) lateral wall fixedly connected with helical blade (34);
deodorization subassembly (4), deodorization subassembly (4) and treatment tank (1) lateral wall fixed connection, deodorization subassembly (4) are used for spraying deodorant to mud jar (2) inside, reduce the foul smell pollution that exists in the evaporation gas, deodorization subassembly (4) are including medicament box (41), medicament box (41) and treatment tank (1) lateral wall fixed connection, medicament box (41) inner wall sealing sliding connection has piston plate (42), piston plate (42) lateral wall fixedly connected with catch bar (43), and catch bar (43) run through medicament box (41) lateral wall, catch bar (43) outer end fixedly connected with conflict piece (44), one side fixedly connected with medicament shower nozzle (45) of conflict piece (44) are kept away from to medicament box (41), one side fixedly connected with trigger lever (5) that slide bar (102) is close to medicament box (41), trigger lever (5) can conflict with conflict piece (44), and trigger lever (5) all adopt to promote with conflict piece (44) contact end to handle, both ends are cup jointed with arc-shaped spring (46), both ends (46) are connected with arc-shaped spring (46) respectively.
2. The flue gas recycling and sludge mixing and burning device for the coal-fired power plant according to claim 1, wherein stirring blades (21) are annularly arranged on the inner wall of the sludge tank (2), the gaps of the stirring blades (21) and the gaps of the spiral blades (34) are matched, a cleaning rod (22) is fixedly connected to the outer wall of the sludge tank (2), and the cleaning rod (22) is attached to the inner wall of the treatment tank (1).
3. The device for burning sludge by utilizing flue gas recirculation in a coal-fired power plant according to claim 1, wherein the middle part of the upper surface of the treatment tank (1) is fixedly connected with a medicament tank (6), the medicament tank (6) is communicated with a medicament box (41) through a liquid guide tube (61), the liquid guide tube (61) and the medicament spray head (45) are internally provided with one-way valves, and the opening directions of the two one-way valves are opposite.
4. The flue gas recycling and sludge mixing and burning device for the coal-fired power plant according to claim 1, wherein a connecting plate (7) is annularly arranged on the side wall of the sludge tank (2), universal wheels (71) are fixedly connected to the bottom of the connecting plate (7), the bottoms of the universal wheels (71) are attached to the bottom of the treatment tank (1), drain pipes are fixedly connected to two sides of the treatment tank (1), and a dry sludge pipe is fixedly connected to the bottom of the sludge tank (2).
5. The device for burning sludge by utilizing flue gas recirculation in a coal-fired power plant according to claim 1, wherein a purification tank (8) is fixedly connected to the side wall of the treatment tank (1), an air purifying agent is filled in the purification tank (8), and the exhaust pipe (103) extends into the position below the liquid level of the air purifying agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210352834.3A CN114590986B (en) | 2022-03-31 | 2022-03-31 | Device for mixing and burning sludge by utilizing flue gas recirculation in coal-fired power plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210352834.3A CN114590986B (en) | 2022-03-31 | 2022-03-31 | Device for mixing and burning sludge by utilizing flue gas recirculation in coal-fired power plant |
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| Publication Number | Publication Date |
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| CN114590986A CN114590986A (en) | 2022-06-07 |
| CN114590986B true CN114590986B (en) | 2024-01-23 |
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| CN202210352834.3A Active CN114590986B (en) | 2022-03-31 | 2022-03-31 | Device for mixing and burning sludge by utilizing flue gas recirculation in coal-fired power plant |
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| CN116986779B (en) * | 2023-09-28 | 2023-12-05 | 广州水务环保技术有限公司 | High-concentration sludge deodorizing device |
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| CN113979608A (en) * | 2021-11-03 | 2022-01-28 | 长江勘测规划设计研究有限责任公司 | Municipal sludge drying treatment equipment and drying treatment method |
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