CN219797215U - Heat energy recycling equipment for sludge incineration - Google Patents
Heat energy recycling equipment for sludge incineration Download PDFInfo
- Publication number
- CN219797215U CN219797215U CN202321226422.1U CN202321226422U CN219797215U CN 219797215 U CN219797215 U CN 219797215U CN 202321226422 U CN202321226422 U CN 202321226422U CN 219797215 U CN219797215 U CN 219797215U
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- conduit
- chimney
- combustion chamber
- heat energy
- gas
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- 239000010802 sludge Substances 0.000 title claims abstract description 25
- 238000004064 recycling Methods 0.000 title claims abstract description 17
- 239000007789 gas Substances 0.000 claims abstract description 57
- 238000001914 filtration Methods 0.000 claims abstract description 19
- 239000002912 waste gas Substances 0.000 claims abstract description 19
- 238000011084 recovery Methods 0.000 claims abstract description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 40
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 25
- 238000002485 combustion reaction Methods 0.000 claims description 23
- 239000002918 waste heat Substances 0.000 claims description 17
- 239000003546 flue gas Substances 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 7
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005695 dehalogenation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to the technical field of sludge treatment, in particular to heat energy recycling equipment for sludge incineration. The device mainly aims at solving the problems that the existing physical incineration treatment equipment is unfavorable for filtering and recycling waste gas, and impurities in the recovered gas are reintroduced into a boiler to be collected, so that the subsequent difficulty in filtering the gas is increased. The utility model realizes the filtration treatment of the exhaust gas during the discharge, and achieves the recovery and reutilization after the treatment of the exhaust gas with good heat energy.
Description
Technical Field
The utility model relates to the technical field of sludge treatment, in particular to heat energy recycling equipment for sludge incineration.
Background
The sludge incineration treatment technology is a mature sludge treatment technology, the process route is gradually applied to municipal sludge treatment engineering, wherein a drying system and an incineration system are the most core parts, and the performance and the running condition of the sludge treatment technology are greatly influenced on the whole sludge treatment process. The treatment process comprises the following steps: the system comprises a feeding system, a rotary kiln, a two-combustion-chamber combustion system, a waste heat recovery system, a tail gas purification treatment system and a flue gas emission incineration system: auxiliary equipment such as a hopper, a rotary kiln, a secondary combustion chamber, a combustion supporting fan and the like. Waste heat recovery system: including waste heat boilers and boiler auxiliary system equipment. Flue gas purification system: cooling the flue gas in the incinerator and removing harmful substances, and discharging after reaching the discharge requirement.
However, the existing physical incineration treatment equipment is not beneficial to filtering and recycling the waste gas, so that impurities in the recovered gas are reintroduced into a boiler for collection, the subsequent difficulty of filtering the gas is increased, and in view of the problem, the heat energy recycling equipment for sludge incineration is provided.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides a heat energy recycling device for sludge incineration.
The technical scheme of the utility model is as follows: the utility model provides a sludge incineration's heat energy recycle equipment, includes base, rotary kiln, combustion chamber, waste heat boiler, gathers cold tower, sack cleaner, flue gas reheat ware, takes off nitric acid tower and chimney, rotary kiln, combustion chamber, waste heat boiler, gather cold tower, sack cleaner, flue gas reheat ware, take off nitric acid tower and chimney all install at the top of base, install temperature sensor in the chimney, the controller is installed at the top of base and is carrying out the processing mechanism at the processing to waste gas, the exhaust department of chimney is provided with carries out filterable waste gas filtering mechanism to waste gas, be provided with the recovery mechanism who is convenient for carry out recycle to waste gas on the lateral wall body of chimney.
Preferably, the waste gas filtering mechanism comprises a filter screen cylinder, an activated carbon filter element is arranged in the filter screen cylinder, an external thread cylinder is arranged at the top of the filter screen cylinder, and a positioning block is sleeved on the outer ring of the external thread cylinder.
Preferably, the positioning block is provided with positioning holes, a plurality of positioning holes are internally provided with bolts, and a plurality of bolts are sleeved with nuts.
Preferably, the recovery mechanism comprises a suction fan, the air outlet end of the suction fan is connected with a first conduit, a carbon monoxide concentration sensor is sleeved on the first conduit, the outlet end of the first conduit is connected with a three-way gas electromagnetic valve, the first outlet end of the three-way gas electromagnetic valve is connected with a second conduit, and the second outlet end of the three-way gas electromagnetic valve is connected with a third conduit.
Preferably, the treatment mechanism comprises a carbon monoxide filter, wherein the outlet end of the carbon monoxide filter is connected with a fourth conduit, and the outlet end of the fourth conduit is communicated with the interior of the chimney.
Preferably, the bottom end of the third conduit is connected to the inlet end of the carbon monoxide filter.
Compared with the prior art, the utility model has the following beneficial technical effects:
1. according to the utility model, the filter screen cylinder and the active carbon filter element are used for filtering the exhaust gas, the filtered gas is discharged through the external thread cylinder, and the screw cap is screwed at the same time, so that the position limitation of the bolt is relieved, and the waste gas filtering mechanism can be taken out from the chimney for replacement or cleaning, thereby being beneficial to the subsequent filtration of waste gas;
2. according to the utility model, the exhaust gas is led into the first conduit through the suction fan, the concentration of carbon monoxide in the exhaust gas is detected under the action of the carbon monoxide concentration sensor, if the concentration is too high, the exhaust gas is led into the carbon monoxide filter for treatment through the cooperation of the three-way gas electromagnetic valve and the third conduit, and if the concentration is up to the standard, the exhaust gas is led into the combustion chamber through the cooperation of the second conduit and the three-way gas electromagnetic valve, so that the filtered exhaust gas is recovered, and the heat energy in the exhaust gas is reused.
Drawings
FIG. 1 is a schematic diagram of a front view of a thermal energy recycling device for sludge incineration;
FIG. 2 is a schematic elevational cross-sectional view of the chimney of FIG. 1;
fig. 3 is a schematic view of the structure of the screen cylinder of fig. 2.
Reference numerals: 1. a base; 2. a rotary kiln; 3. a combustion chamber; 4. a waste heat boiler; 5. a cooling tower; 6. a bag-type dust collector; 7. a dehalogenation tower; 8. a chimney; 9. a controller; 10. a temperature sensor; 11. a flue gas reheater; 20. an exhaust gas filtering mechanism; 210. a filter screen cylinder; 220. an activated carbon filter element; 230. an external thread cylinder; 240. a bolt; 250. a screw cap; 30. a recovery mechanism; 310. a suction fan; 320. a first conduit; 330. a carbon monoxide concentration sensor; 340. a three-way gas solenoid valve; 350. a second conduit; 360. a third conduit; 40. a processing mechanism; 410. a carbon monoxide filter; 420. and a fourth conduit.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1-3, the heat energy recycling device for sludge incineration provided by the utility model comprises a base 1, a rotary kiln 2, a combustion chamber 3, a waste heat boiler 4, a cold collecting tower 5, a bag-type dust collector 6, a denitration tower 7 and a chimney 8, wherein the rotary kiln 2, the combustion chamber 3, the waste heat boiler 4, the cold collecting tower 5, the bag-type dust collector 6, the denitration tower 7 and the chimney 8 are all arranged at the top of the base 1, the rotary kiln 2 is communicated with the combustion chamber 3 through a pipeline, the combustion chamber 3 is communicated with the waste heat boiler 4 through a pipeline, the waste heat boiler 4 is communicated with the cold collecting tower 5 through a pipeline, the cold collecting tower 5 is communicated with the bag-type dust collector 6 through a pipeline, the bag-type dust collector 6 is communicated with the denitration tower 7 through a pipeline, the denitration tower 7 is also communicated with the flue gas reheater 11 through a pipeline, and the flue gas reheater 11 is also communicated with the chimney 8 through a pipeline, so that sludge incineration is convenient; an exhaust port of the chimney 8 is provided with an exhaust gas filtering mechanism 20 for filtering exhaust gas, the exhaust gas filtering mechanism 20 comprises a filter screen cylinder 210, an activated carbon filter element 220 is arranged in the filter screen cylinder 210, and the activated carbon filter element 220 and the filter screen cylinder 210 are mutually matched to achieve the purpose of filtering the exhaust gas; the external thread cylinder 230 is fixedly arranged at the top of the filter screen cylinder 210, the positioning block is arranged at the top end of the chimney 8, a threaded hole is formed in the middle of the positioning block, the external thread cylinder 230 is positioned in the threaded hole and is in threaded connection with the positioning block, so that the filter screen cylinder 210 and the activated carbon filter element 220 can be conveniently dismounted subsequently; the bolts 240 are respectively arranged in a plurality of positioning holes formed in the positioning block, the bottom ends of the bolts 240 are fixedly connected with the top end of the chimney 8 and used for assisting the installation of the positioning block, and the nuts 250 are respectively sleeved on the corresponding bolts 240 and are positioned above the corresponding positioning holes, so that the purpose of fixing the position of the positioning block is achieved.
In this embodiment, exhaust gas generated during sludge combustion is discharged through the chimney 8, when the exhaust gas enters the chimney 8, dust and impurities in the exhaust gas are filtered through the filter screen cylinder 210 and the activated carbon filter element 220, the filtered exhaust gas is discharged from the chimney 8 through the external thread cylinder 230, the nuts 250 are unscrewed, so that the nuts 250 are separated from the corresponding bolts 240, the limitation on the positioning blocks is relieved, the positioning blocks and the external thread cylinder 230 are conveniently taken out from the chimney 8 by a worker, the cleaning of the activated carbon filter element 220 and the filter screen cylinder 210 is facilitated for the worker after the positioning blocks and the external thread cylinder 230 are taken out, the subsequent filtering of the exhaust gas is facilitated for the cleaned filter screen cylinder 210 and the activated carbon filter element 220, if the filter screen cylinder 210 and the activated carbon filter element 220 are damaged, the filter screen cylinder 210 and the activated carbon filter element 220 are detached from the external thread cylinder 230 by screwing the external thread cylinder 230, the worker is convenient for installing the new activated carbon filter element 220 and the filter screen cylinder 210, and the influence on the subsequent filtering of the exhaust gas caused by the damaged filter screen cylinder 210 is avoided.
Example two
As shown in fig. 1-2, compared with the first embodiment, the heat energy recycling device for sludge incineration provided by the present utility model further includes a chimney 8, wherein a temperature sensor 10 is fixedly installed on an inner wall of the chimney 8 for detecting a temperature of exhaust gas in the chimney 8, and the temperature sensor 10 is electrically connected with a controller 9 fixedly installed on the base 1. The outer side wall body of the chimney 8 is provided with a recovery mechanism 30 which is convenient for recycling waste gas, the recovery mechanism 30 comprises a suction fan 310, the suction fan 310 is fixedly arranged on the outer wall of the chimney 8, and an air inlet of the suction fan 310 is communicated with the interior of the chimney 8 and is used for sucking the waste gas in the chimney 8; the air inlet end of the first conduit 320 is connected with the air outlet end of the suction fan 310, and plays a role in guiding the exhaust gas; the carbon monoxide concentration sensor 330 is arranged on the first conduit 320, the detection end of the carbon monoxide concentration sensor 330 is positioned inside the first conduit 320, and the carbon monoxide concentration sensor 330 is electrically connected with the controller 9, so that the carbon monoxide concentration in the waste gas can be conveniently detected; the inlet end of the three-way gas electromagnetic valve 340 is connected with the outlet end of the first conduit 320, the outlet end of the second conduit 350 is communicated with the interior of the combustion chamber 3, and the inlet end of the second conduit 350 is connected with the first outlet end of the three-way gas electromagnetic valve 340, so that the waste gas is conveniently led into the combustion chamber 3, and the heat energy in the waste gas is recovered and reused. The second outlet end of the three-way gas solenoid valve 340 is connected to the inlet end of the third conduit 360. The top of the base 1 is provided with a controller 9 and a treatment mechanism 40 for treating the waste gas, the treatment mechanism 40 comprises a carbon monoxide filter 410, the carbon monoxide filter 410 is fixedly arranged at the top of the base 1, the outlet end of a third conduit 360 is connected with the inlet end of the carbon monoxide filter 410, the outlet end of the carbon monoxide filter 410 is connected with the inlet end of a fourth conduit 420, the carbon monoxide filter 410 is used for treating the centered carbon monoxide, and the outlet end of the fourth conduit 420 is communicated with the inside of a chimney 8 so as to be convenient for guiding the treated gas into the chimney 8 for re-discharge; the controller 9 is electrically connected to the three-way gas solenoid valve 340, the suction fan 310, and the carbon monoxide filter 410.
In this embodiment, the suction fan 310 is started to suck the filtered exhaust gas into the first conduit 320, the carbon monoxide concentration sensor 330 is used to detect the concentration of carbon monoxide in the exhaust gas, if the concentration of carbon monoxide does not reach the standard, the connection part between the three-way gas solenoid valve 340 and the second conduit 350 is opened, and the connection part between the three-way gas solenoid valve 340 and the third conduit 360 is closed, so that the exhaust gas is led into the second conduit 350 and enters the combustion chamber 3 through the second conduit 350, the recovery of the exhaust gas is realized, the aim of reutilizing the heat energy in the exhaust gas is achieved, the exhaust gas is filtered and reutilized, the difficulty of subsequent treatment of the exhaust gas is further reduced, if the concentration of carbon monoxide does not reach the standard, the connection part between the second conduit 350 and the three-way gas solenoid valve 340 is closed, the connection part between the three-way gas solenoid valve 340 and the third conduit 360 is opened, so that the exhaust gas enters the carbon monoxide filter 410 through the third conduit 360 for treatment, and the treated exhaust gas is discharged again through the fourth conduit 420 into the chimney 8, and if the temperature of the exhaust gas does not reach the standard, the temperature sensor 10 is matched with the controller 9, the connection part between the three-way gas solenoid valve 340 and the second conduit 350 is closed, and the connection part 360 is opened, and the connection part of the carbon monoxide filter is prevented from being reutilized.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (6)
1. The utility model provides a sludge incineration's heat energy recycle equipment, includes base (1), rotary kiln (2), combustion chamber (3), waste heat boiler (4), gathers cold tower (5), sack cleaner (6), flue gas reheater (11), denitration tower (7) and chimney (8), its characterized in that: the rotary kiln is characterized in that the rotary kiln is arranged at the top of the base (1), the combustion chamber is arranged at the top of the rotary kiln, the waste heat boiler is arranged at the bottom of the combustion chamber, the waste heat boiler is arranged at the top of the combustion chamber, the waste heat boiler is arranged at the bottom of the combustion chamber, the waste heat boiler is arranged at the top of the combustion chamber, the waste heat boiler is arranged at the waste heat boiler, the cold collecting tower (5), the bag dust remover (6), the flue gas reheater (11), the nitric acid removing tower (7) and the chimney (8) are arranged at the top of the combustion chamber, the temperature sensor (10) is arranged in the chimney (8), the controller (9) is arranged at the top of the combustion chamber and the waste gas is treated by the controller (40), the waste gas filtering mechanism (20) is arranged at the outlet of the chimney (8), and the waste gas is conveniently recovered and reused by being arranged on the outer side wall of the chimney (8).
2. The sludge incineration heat energy recycling device according to claim 1, wherein the waste gas filtering mechanism (20) comprises a filter screen cylinder (210), an activated carbon filter element (220) is arranged in the filter screen cylinder (210), an external thread cylinder (230) is arranged at the top of the filter screen cylinder (210), and a positioning block is sleeved on the outer ring of the external thread cylinder (230).
3. The sludge incineration heat energy recycling device according to claim 2, wherein positioning holes are formed in the positioning blocks, bolts (240) are arranged in the positioning holes, and nuts (250) are sleeved on the bolts (240).
4. The sludge incineration heat energy recycling device according to claim 1, wherein the recycling mechanism (30) comprises a suction fan (310), an air outlet end of the suction fan (310) is connected with a first conduit (320), a carbon monoxide concentration sensor (330) is sleeved on the first conduit (320), an outlet end of the first conduit (320) is connected with a three-way gas electromagnetic valve (340), a first outlet end of the three-way gas electromagnetic valve (340) is connected with a second conduit (350), and a second outlet end of the three-way gas electromagnetic valve (340) is connected with a third conduit (360).
5. The sludge incineration heat energy recycling apparatus according to claim 4, wherein the treatment mechanism (40) comprises a carbon monoxide filter (410), an outlet end of the carbon monoxide filter (410) is connected with a fourth conduit (420), and an outlet end of the fourth conduit (420) is communicated with the inside of the chimney (8).
6. A sludge incineration heat energy recovery and utilization apparatus according to claim 5, characterised in that the bottom end of the third conduit (360) is connected to the inlet end of the carbon monoxide filter (410).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321226422.1U CN219797215U (en) | 2023-05-17 | 2023-05-17 | Heat energy recycling equipment for sludge incineration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321226422.1U CN219797215U (en) | 2023-05-17 | 2023-05-17 | Heat energy recycling equipment for sludge incineration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219797215U true CN219797215U (en) | 2023-10-03 |
Family
ID=88176851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321226422.1U Active CN219797215U (en) | 2023-05-17 | 2023-05-17 | Heat energy recycling equipment for sludge incineration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219797215U (en) |
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2023
- 2023-05-17 CN CN202321226422.1U patent/CN219797215U/en active Active
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