CN216132241U - Take waste heat recovery's dry tail gas processing apparatus - Google Patents
Take waste heat recovery's dry tail gas processing apparatus Download PDFInfo
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- CN216132241U CN216132241U CN202121401505.0U CN202121401505U CN216132241U CN 216132241 U CN216132241 U CN 216132241U CN 202121401505 U CN202121401505 U CN 202121401505U CN 216132241 U CN216132241 U CN 216132241U
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- tail gas
- shell
- mesh belt
- discharging
- waste heat
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- 239000007789 gas Substances 0.000 title claims abstract description 60
- 239000002918 waste heat Substances 0.000 title claims abstract description 22
- 238000011084 recovery Methods 0.000 title claims abstract description 20
- 238000012545 processing Methods 0.000 title claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 71
- 239000000463 material Substances 0.000 claims abstract description 31
- 238000007599 discharging Methods 0.000 claims abstract description 30
- 238000001035 drying Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims description 29
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000007689 inspection Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 1
- 239000003546 flue gas Substances 0.000 abstract 1
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 5
- 239000000779 smoke Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to a dry tail gas treatment device with waste heat recovery, which comprises a shell, wherein a material drying and tail gas treatment mechanism is arranged in the shell, a feeding mechanism comprising a feeding hole is arranged at a feeding position at one end of the shell, and a discharging mechanism comprising a discharging hole is arranged at a discharging position at the other end of the shell; the material drying and tail gas treatment mechanism comprises a conveying mechanism and a plurality of tail gas inlets and exhaust ports which are uniformly distributed on the shell, wherein the tail gas inlets are arranged above the conveying mechanism, and the exhaust ports are arranged below the conveying mechanism; a lifting mechanism and a material distributing screw in the feeding mechanism uniformly distribute the materials on the conveying mechanism; and a discharging screw in the discharging mechanism conveys the dried material to the next processing procedure. Filtering the high-temperature tail gas dried in the previous process by using the material on the mesh belt, filtering and recovering the waste heat energy of the dried tail gas, and controlling the content of the particulate matters in the tail gas to be 200mg/Nm3The concentration is reduced to 30mg/Nm3The content of the compound is less than the content of the compound; the temperature of the flue gas is reduced to 60 ℃ from 125 ℃, meanwhile, the moisture content of the material is reduced by 10%, and the energy is saved and the consumption is reduced.
Description
Technical Field
The utility model belongs to the field of tail gas treatment devices, and particularly relates to a dry tail gas treatment device with waste heat recovery.
Background
Along with the stricter and stricter national requirements on environmental protection, the exhaust emission index is also 150mg/m from the original 100-3Reduced to 30mg/m3The dry tail gas of the artificial board production enterprise is directly discharged to the atmosphere after cyclone dust removal, and the normal discharge concentration is 150-3The temperature is 125-130 ℃, and the current exhaust emission index does not meet the requirements of GB 116297 & 1996 atmospheric pollutant emission standard, GB13271-2014 boiler atmospheric pollutant emission standard and GB9078-1996 industrial furnace atmospheric pollutant emission standard.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: aiming at the defects, the utility model provides the dry tail gas treatment device with the waste heat recovery, the tail gas emission index of which meets the national standard, the device has high tail gas heat recovery rate, the material treated by the device has low water content, and the overhaul is convenient.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a dry tail gas treatment device with waste heat recovery comprises a shell, and is characterized in that a material drying and tail gas treatment mechanism is arranged in the shell, a feeding mechanism comprising a feeding hole is arranged at a feeding position at one end of the shell, and a discharging mechanism comprising a discharging hole is arranged at a discharging position at the other end of the shell; the material drying and tail gas treatment mechanism comprises a conveying mechanism and a plurality of tail gas inlets and exhaust ports which are uniformly distributed on the shell, wherein the tail gas inlets are arranged above the conveying mechanism, and the exhaust ports are arranged below the conveying mechanism; a lifting mechanism and a material distributing screw in the feeding mechanism uniformly distribute the materials on the conveying mechanism; and a discharging screw in the discharging mechanism conveys the dried material to the next processing procedure. The device can utilize the material itself to filter for the particulate matter in the tail gas to waste heat recovery in the tail gas, energy saving and consumption reduction, the environmental protection of utilizing useless.
Further, the conveying mechanism is a mesh belt conveyor, and the mesh belt conveyor comprises a rack, a main driving roller arranged at a feeding position, a secondary driving roller and a conveying mesh belt arranged at a discharging position, an upper carrier roller arranged at the upper part of the rack and a lower carrier roller arranged at the lower part of the rack; the conveying mesh belt is sequentially connected with the main driving roller, the upper carrier roller, the secondary driving roller and the lower carrier roller to form a closed loop; two sides of the main driving roller are provided with tensioning mechanisms; the main driving roller and the secondary driving roller are driven by a speed reduction motor. And a mesh belt type conveyor is adopted, so that the conveying is stable.
Further, the mesh belt conveyor also comprises a deviation rectifying mechanism, the deviation rectifying mechanism is arranged between the lower carrier rollers at one end of the feeding hole, and the conveying mesh belt passes through the deviation rectifying rollers in the deviation rectifying mechanism.
The cleaning device comprises a wet type mesh belt cleaning device arranged below a feeding end of a conveying mesh belt and a dry type mesh belt cleaning device arranged below a discharging end of the conveying mesh belt.
Furthermore, wet-type guipure belt cleaning device is high pressure wet-type guipure belt cleaning device, including clean nozzle, rotary joint and water tank and nozzle drive speed reducer, rotary joint establishes in nozzle drive speed reducer top, and rotary joint one end is connected with the inlet tube, and one end is rotatory along with nozzle drive speed reducer, clean nozzle establishes in nozzle drive speed reducer below, and is rotatory along with nozzle drive speed reducer.
Further, the dry type mesh belt cleaning device is a cleaning brush roller; the cleaning brush roller is arranged below the secondary driving roller and is contacted with the conveying net belt.
Furthermore, the shell is also provided with an inspection door for observing and overhauling.
The utility model has the beneficial effects that: by adopting the scheme, the novel drying tail gas treatment device with waste heat recovery comprises a shell, a feeding mechanism, a material drying and tail gas treatment mechanism, a deviation rectification mechanism, a cleaning brush roll, a tensioning mechanism and a discharging device; this kind of waste heat recovery's tail gas processing apparatus, the former dry tail gas of directly discharging to atmosphere sends to this equipment through the tobacco pipe, and tail gas passes through the material layer with the speed that is less than 0.5m/s in this equipment, and the material absorbs the waste heat in the tail gas in the operation process, and the temperature drops to about 60 ℃ from 125 ℃, simultaneously because tail gas passes through the material layer with the speed that is less than 0.5m/s to through the fan discharge to atmosphere, emission concentration is not higher than 30mg/m3The composite material meets the requirements of GB 116297 + 1996 atmospheric pollutant emission standard, GB13271-2014 boiler atmospheric pollutant emission standard and GB9078-1996 industrial furnace atmospheric pollutant emission standard, and has the following characteristics:
1. the device can utilize the material itself to filter for the particulate matter in the tail gas to waste heat recovery in the tail gas, energy saving and consumption reduction, the environmental protection of utilizing useless.
2. The maintenance is convenient, the operation is stable, and the service cycle is long.
3. The device is adopted for material drying and tail gas treatment, the waste heat of the tail gas is recovered, the emission temperature is reduced, and the water content of the material is reduced by 10 percent through the device; the consumption of heat energy fuel is reduced, and the temperature of a hearth can be reduced by 100 ℃ under the condition of the same drying effect; the emission concentration of the treated smoke dust is not higher than 30mg/m3And meets the requirement of environmental protection.
Drawings
The foregoing and other objects, features, and advantages of the utility model will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
wherein: 1 is feed mechanism, 2 is tail gas drying mechanism, 3 is discharge mechanism, 4 is hoist mechanism, 5 is the cloth spiral, 6 is main drive roller, 7 is straining device, 8 is the washing nozzle, 9 is nozzle drive speed reducer, 10 is rotary joint, 11 is the water tank, 12 is the gas vent, 13 is the inspection door, 14 is the mechanism of rectifying, 15 is the frame, 16 is the snub pulley, 17 is the top roll, 18 is ejection of compact spiral, 19 is clean brush roll, 20 is inferior drive roller, 21 is conveying mesh belt, 22 feed inlets, 23 is the tail gas import, 24 is the discharge gate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 and 2, a dry tail gas treatment device with waste heat recovery comprises a shell, and is characterized in that a material drying and tail gas treatment mechanism 2 is arranged in the shell, a feeding mechanism 1 with a feeding hole 22 is arranged at a feeding position at one end of the shell, and a discharging mechanism 3 with a discharging hole 24 is arranged at a discharging position at the other end of the shell; the material drying and tail gas treatment mechanism 2 comprises a conveying mechanism and a plurality of tail gas inlets 23 and exhaust ports 12 which are uniformly distributed on the shell, wherein the conveying mechanism is a mesh belt conveyor, and the mesh belt conveyor comprises a rack 15, a main driving roller 6 arranged at a feeding position, a secondary driving roller 20 and a conveying mesh belt 21 arranged at a discharging position, an upper carrier roller 17 arranged at the upper part of the rack 15, a lower carrier roller 16 arranged at the lower part of the rack 15 and a deviation correcting mechanism 14; the deviation rectifying mechanism 14 is arranged between the lower carrier rollers 16 at one end of the feed inlet 22, and the conveying mesh belt 21 is sequentially connected with the main driving roller 6, the upper carrier roller 17, the secondary driving roller 20, the lower carrier rollers 16 and deviation rectifying rollers in the deviation rectifying mechanism 14 to form a closed loop; two ends of the main driving roller 6 are provided with tensioning mechanisms 7; the main driving roller 6 and the secondary driving roller 20 are driven by a speed reducing motor; the tail gas inlet 23 is arranged above a conveying mesh belt 21 of the mesh belt conveyor, and the exhaust port 12 is arranged below the conveying mesh belt 21 of the mesh belt conveyor; the lifting mechanism 4 and the distributing screw 5 in the feeding mechanism 1 uniformly distribute the materials on a conveying mesh belt 21 of a mesh belt type conveyor; and a discharging screw 18 in the discharging mechanism 3 conveys the dried material to the next processing procedure.
The cleaning device comprises a high-pressure wet type mesh belt cleaning device arranged below the feeding end of the conveying mesh belt 21 and a dry type mesh belt cleaning device arranged below the discharging end; the high-pressure wet type mesh belt cleaning device comprises a cleaning nozzle 8, a rotary joint 10, a water tank 11 and a nozzle driving speed reducer 9, wherein the rotary joint 10 is arranged above the nozzle driving speed reducer 9, one end of the rotary joint 10 is connected with a water inlet pipe, and the other end of the rotary joint rotates along with the nozzle driving speed reducer 9, the cleaning nozzle 8 is arranged below the nozzle driving speed reducer 9 and rotates along with the nozzle driving speed reducer 9; the dry type mesh belt cleaning device is a cleaning brush roll 19; the cleaning brush roller 19 is disposed below the sub-driving roller 20 and is connected to the conveying mesh belt 21.
An inspection door 13 for observation and maintenance is also arranged on the shell.
The dry tail gas treatment device with waste heat recovery works as follows:
taking shavings as an example, the shavings are sent to the feeding mechanism 1 through the conveying equipment, the shavings are uniformly distributed on the conveying mesh belt 21 of the conveying mechanism under the action of the feeding mechanism 1, the shavings are uniformly distributed on the conveying mesh belt 21 through the distributing screw 5, the feeding amount is controlled by the PLC, the shavings are conveyed to the discharge port 24 through the conveying mechanism, the tail end of the shavings is the discharging mechanism 3, and the shavings are sent to the subsequent production line equipment through the conveying equipment of the discharging device; when the materials on the conveying mesh belt 21 deviate, automatically correcting the deviation through the position value set by the deviation correcting mechanism 14; the shaving debris on the mesh belt is cleaned by arranging a wet mesh belt cleaning device and a dry mesh belt cleaning roller. The wet type mesh belt cleaning device cleans a mesh belt through an electric appliance control system.
The shell can also be composed of an upper shell, a heat-insulating layer, a lower shell and a bracket; the upper shell is of a double-layer structure, and the middle of the upper shell is provided with a heat-insulating layer. The heat insulation layers of the upper shell and the lower shell of the drying box are mainly used for keeping the temperature in the box body, preventing the generation of condensed water and improving the utilization efficiency of the drying tail gas; the lower shell is made of stainless steel, and the support is made of 20# H steel and C-shaped steel.
The electric appliance control system provides guarantee for operation of the whole device, data exchange and storage, device monitoring and full-automatic operation through the upper computer and the PLC.
Wherein tail gas generated by external heat energy enters from a tail gas inlet 23 at the top end of the device and passes through the material at a flow speed of less than 0.5m/s, and the wood shavings are dried by absorbing the heat in the tail gas; the bottom of the exhaust port 12 can be also provided with a smoke box, tail gas is pumped to the exhaust port 12 by a fan through the smoke box, and the final smoke concentration at the discharge point is controlled to be not higher than 30mg/m3The tail gas coming from the fan pipeline as the heat energy center is conveyed to a discharge point through the fan and the pipeline, and the discharge concentration is ensured not to be higher than 30mg/m3And meets the national environmental protection requirement.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A dry tail gas treatment device with waste heat recovery comprises a shell, and is characterized in that a material drying and tail gas treatment mechanism (2) is arranged in the shell, a feeding mechanism (1) with a feeding hole (22) is arranged at a feeding position at one end of the shell, and a discharging mechanism (3) with a discharging hole (24) is arranged at a discharging position at the other end of the shell; the material drying and tail gas treatment mechanism (2) comprises a conveying mechanism, and a plurality of tail gas inlets (23) and exhaust ports (12) which are uniformly distributed on the shell, wherein the tail gas inlets (23) are arranged above the conveying mechanism, and the exhaust ports (12) are arranged below the conveying mechanism; a lifting mechanism (4) and a distributing screw (5) in the feeding mechanism (1) uniformly distribute the materials on the conveying mechanism; a discharging screw (18) in the discharging mechanism (3) conveys the dried material to the next processing procedure.
2. The dry tail gas treatment device with waste heat recovery of claim 1, wherein: the conveying mechanism is a mesh belt conveyor and comprises a rack (15), a main driving roller (6) arranged at a feeding position, a secondary driving roller (20) and a conveying mesh belt (21) arranged at a discharging position, an upper carrier roller (17) arranged at the upper part of the rack (15) and a lower carrier roller (16) arranged at the lower part of the rack (15); the conveying mesh belt (21) is sequentially connected with the main driving roller (6), the upper carrier roller (17), the secondary driving roller (20) and the lower carrier roller (16) to form a closed loop; two sides of the main driving roller (6) are provided with tensioning mechanisms (7); the main driving roller (6) and the secondary driving roller (20) are driven by a speed reducing motor.
3. The dry tail gas treatment device with waste heat recovery of claim 2, wherein: the mesh belt conveyor also comprises a deviation rectifying mechanism (14), the deviation rectifying mechanism (14) is arranged between lower carrier rollers (16) at one end of the feed port (22), and the conveying mesh belt (21) penetrates through a deviation rectifying roller in the deviation rectifying mechanism (14).
4. The dry tail gas treatment device with waste heat recovery of claim 1, wherein: the cleaning device comprises a wet type mesh belt cleaning device arranged below the feeding end of the conveying mesh belt (21) and a dry type mesh belt cleaning device arranged below the discharging end.
5. The dry tail gas treatment device with waste heat recovery according to claim 4, wherein: wet-type guipure belt cleaning device is high pressure wet-type guipure belt cleaning device, including clean nozzle (8), rotary joint (10) and water tank (11) and nozzle drive speed reducer (9), establish in nozzle drive speed reducer (9) top rotary joint (10), rotary joint (10) one end with advance water piping connection, one end is rotatory along with nozzle drive speed reducer (9), establish in nozzle drive speed reducer (9) below clean nozzle (8), rotatory along with nozzle drive speed reducer (9).
6. The dry tail gas treatment device with waste heat recovery according to claim 4, wherein: the dry type mesh belt cleaning device is a cleaning brush roller (19); the cleaning brush roller (19) is arranged below the secondary driving roller (20) and is contacted with the conveying net belt (21).
7. The device for treating the dry tail gas with the waste heat recovery function according to any one of claims 1 to 6, wherein: the shell is also provided with an inspection door (13) for observation and maintenance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121401505.0U CN216132241U (en) | 2021-06-23 | 2021-06-23 | Take waste heat recovery's dry tail gas processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121401505.0U CN216132241U (en) | 2021-06-23 | 2021-06-23 | Take waste heat recovery's dry tail gas processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216132241U true CN216132241U (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121401505.0U Active CN216132241U (en) | 2021-06-23 | 2021-06-23 | Take waste heat recovery's dry tail gas processing apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN216132241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494843A (en) * | 2021-06-23 | 2021-10-12 | 常州科林环境科技有限公司 | Take waste heat recovery's dry tail gas processing apparatus |
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2021
- 2021-06-23 CN CN202121401505.0U patent/CN216132241U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494843A (en) * | 2021-06-23 | 2021-10-12 | 常州科林环境科技有限公司 | Take waste heat recovery's dry tail gas processing apparatus |
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