CN209991465U - Incineration flue gas waste heat utilization system - Google Patents
Incineration flue gas waste heat utilization system Download PDFInfo
- Publication number
- CN209991465U CN209991465U CN201920700368.7U CN201920700368U CN209991465U CN 209991465 U CN209991465 U CN 209991465U CN 201920700368 U CN201920700368 U CN 201920700368U CN 209991465 U CN209991465 U CN 209991465U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- pipe
- heat
- heat insulation
- insulation box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003546 flue gas Substances 0.000 title claims abstract description 42
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000002918 waste heat Substances 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 238000009413 insulation Methods 0.000 claims abstract description 28
- 238000012546 transfer Methods 0.000 claims abstract description 13
- 230000001502 supplementing effect Effects 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 7
- 230000003020 moisturizing effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 2
- 239000010865 sewage Substances 0.000 claims description 2
- 238000011084 recovery Methods 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract 1
- 239000000779 smoke Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model relates to an incineration flue gas waste heat utilization system, which comprises a flue gas inlet pipe connected with the tail part of an incinerator, wherein the right end of the flue gas inlet pipe is connected with a heat exchange device, the right side of the heat exchange device is provided with a water replenishing device and a water discharging device, the heat exchange device comprises a lower heat insulation box and an upper heat insulation box which are matched with each other, heat exchange tubes are distributed in the lower heat insulation box according to a rectangular array, the upper half section of each heat exchange tube is inserted into the upper heat insulation box and is in sealing fit with the upper heat insulation box, the left side of the lower heat insulation box is communicated with the flue gas inlet pipe, the right side of the lower heat insulation box is communicated with a flue gas outlet pipe, the upper side; the high-temperature flue gas transfers heat to the upper end through the lower end of the heat exchange tube, and cold water in the upper heat insulation box is converted into hot water for recycling, so that the purpose of energy recovery is achieved.
Description
Technical Field
The utility model relates to an burn flue gas cyclic utilization technique, concretely relates to burn flue gas waste heat utilization system.
Background
At present, the flue gas temperature of a boiler greatly affects the safety and the economy of the boiler, and the specific expression is as follows: the smoke discharge temperature is high, the smoke discharge amount is large, the residence time of fly ash particles in a dust remover is shortened, and the later dust removal efficiency is influenced; the smoke discharging temperature is high, the service life of the smoke dust treatment equipment in the later period is shortened, the accident rate is increased, and the operation of the whole device is influenced; the exhaust gas temperature is high, which easily causes the increase of coal consumption, wastes resources and is not beneficial to environmental protection. The existing incineration flue gas waste heat recovery device has the defects of complex structure, higher daily maintenance cost, higher requirement on skills of workers in operation flow, unfavorable application and popularization and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an burn flue gas waste heat utilization system, high temperature flue gas pass through the heat exchange tube lower extreme with heat transfer to upper end, and the cold water that will go up in the thermal-insulated case turns into hot water and recycles, reaches energy recuperation's purpose, and it has advantages such as simple structure, reasonable in design, convenient operation, energy-concerving and environment-protective.
In order to realize the above purpose, the utility model discloses a technical scheme be: the utility model provides an incineration flue gas waste heat utilization system, includes and burns burning furnace end connection's the flue gas pipe 1 that advances, the right-hand member that advances flue gas pipe 1 is connected with heat transfer device, heat transfer device's right side is provided with moisturizing device and drainage device, heat transfer device is including lower heat-proof box 2 and the last heat-proof box 14 of mutually supporting, it has heat exchange tube 3 to distribute according to the rectangular array in the heat-proof box 2 down, the first section interlude of heat exchange tube 3 is supreme heat-proof box 14 inside and sealed cooperation, the left side and the flue gas pipe 1 intercommunication, right side and the play flue gas pipe 5 intercommunication of entering of heat-proof box 2 down, the upside and the drainage device intercommunication of going up heat-proof box 14, and the right side and the.
Further, all be connected with on advancing flue gas pipe 1 and the play flue gas pipe 5 with heat-insulating box 2 complex loudspeaker form flaring down, and be provided with filter screen 4 in the loudspeaker form flaring, the deashing hole has been seted up in the corresponding position of filter screen 4 on the heat-insulating box 2 down.
Further, a sewage draining pipe 13 is arranged on the side wall of the upper heat insulation box 14.
Further, the water supplementing device comprises a cold water tank 9, the left end of the cold water tank 9 is communicated with the upper heat insulation tank 14 through a first water pipe 7, the right end of the cold water tank is communicated with a water supplementing pipe 10, a second water pump 11 and a second stop valve 12 are sequentially arranged on the water supplementing pipe 10, and a first water pump 6 and a first stop valve 8 are sequentially arranged on the first water pipe 7.
Further, the drainage device comprises a hot water tank 18, the hot water tank 18 is communicated with the upper heat insulation box 14 through a second water pipe 17, the right end of the hot water tank is communicated with a drainage pipe 19, a fourth water pump 20 and a fourth stop valve 21 are sequentially arranged on the drainage pipe 19, and a third water pump 15 and a third stop valve 16 are sequentially arranged on the second water pipe 17.
The utility model has the advantages that:
1. the high-temperature flue gas transfers heat to the upper end through the lower end of the heat exchange tube, and cold water in the upper heat insulation box is converted into hot water for recycling, so that the purpose of energy recovery is achieved, and the high-temperature flue gas heat exchanger has the advantages of simple structure, reasonable design, convenience in operation, energy conservation, environmental friendliness and the like;
2. the filter screen is arranged at the smoke inlet pipe to purify dust in smoke and prevent dust deposition of the heat exchange pipe from influencing heat conduction performance.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The text labels shown in the figures are represented as: 1. a smoke inlet pipe; 2. a lower heat insulation box; 3. a heat exchange pipe; 4. a filter screen; 5. a smoke outlet pipe; 6. a first water pump; 7. a first water pipe; 8. a first shut-off valve; 9. a cold water tank; 10. a water replenishing pipe; 11. a second water pump; 12. a second stop valve; 13. a blow-off pipe; 14. an upper heat insulation box; 15. a third water pump; 16. a third stop valve; 17. a second water pipe; 18. a hot water tank; 19. a drain pipe; 20. a fourth water pump; 21. and a fourth stop valve.
Detailed Description
In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.
As shown in fig. 1, the structure of the present invention is: the utility model provides an incineration flue gas waste heat utilization system, includes and burns burning furnace end connection's the flue gas pipe 1 that advances, the right-hand member that advances flue gas pipe 1 is connected with heat transfer device, heat transfer device's right side is provided with moisturizing device and drainage device, heat transfer device is including lower heat-proof box 2 and the last heat-proof box 14 of mutually supporting, it has heat exchange tube 3 to distribute according to the rectangular array in the heat-proof box 2 down, the first section interlude of heat exchange tube 3 is supreme heat-proof box 14 inside and sealed cooperation, the left side and the flue gas pipe 1 intercommunication, right side and the play flue gas pipe 5 intercommunication of entering of heat-proof box 2 down, the upside and the drainage device intercommunication of going up heat-proof box 14, and the right side and the.
Preferably, the smoke inlet pipe 1 and the smoke outlet pipe 5 are connected with horn-shaped flaring bodies matched with the lower heat insulation box 2, the horn-shaped flaring bodies are internally provided with filter screens 4, and dust cleaning holes are formed in the positions, corresponding to the filter screens 4, of the lower heat insulation box 2.
Preferably, a drain pipe 13 is provided on a sidewall of the upper heat insulation box 14.
Preferably, the water supplementing device comprises a cold water tank 9, the left end of the cold water tank 9 is communicated with an upper heat insulation tank 14 through a first water pipe 7, the right end of the cold water tank is communicated with a water supplementing pipe 10, a second water pump 11 and a second stop valve 12 are sequentially arranged on the water supplementing pipe 10, and a first water pump 6 and a first stop valve 8 are sequentially arranged on the first water pipe 7.
Preferably, the drainage device comprises a hot water tank 18, the hot water tank 18 is communicated with the upper heat insulation box 14 through a second water pipe 17, the right end of the hot water tank is communicated with a drainage pipe 19, a fourth water pump 20 and a fourth stop valve 21 are sequentially arranged on the drainage pipe 19, and a third water pump 15 and a third stop valve 16 are sequentially arranged on the second water pipe 17.
During the specific use, the flue gas is discharged from the incinerator and is led into the lower heat insulation box 2 through the flue gas inlet pipe 1, the second stop valve 12 is opened, cold water is pumped into the cold water tank 9 through the second water pump 11 for standby, then the first stop valve 8 is opened, the cold water is pumped into the upper heat insulation box 14 through the first water pump 6, the high-temperature flue gas transfers heat to the upper end through the lower end of the heat exchange pipe 3, the cold water in the upper heat insulation box 14 is converted into hot water, then the hot water in the upper heat insulation box 14 is pumped into the hot water tank 18 through the third water pump 15 for standby, and the hot water is distributed through the drain pipe 19, so that the purpose of energy recovery is achieved.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principle and the implementation of the present invention have been explained by using specific examples, the description of the above examples is only used to help understand the method and the core idea of the present invention, the above description is only the preferred implementation of the present invention, it should be pointed out that there is an infinite specific structure objectively due to the limited character expression, and for those skilled in the art, without departing from the principle of the present invention, several improvements, decorations or changes can be made, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.
Claims (5)
1. The utility model provides an incineration flue gas waste heat utilization system which characterized in that: include with burning furnace end connection's the flue gas pipe (1) of advancing, the right-hand member of flue gas pipe (1) is connected with heat transfer device, heat transfer device's right side is provided with moisturizing device and drainage device, heat transfer device is including lower heat-insulating box (2) and last heat-insulating box (14) of mutually supporting, it has heat exchange tube (3) to distribute according to rectangular array in heat-insulating box (2) down, the first section interlude of heat exchange tube (3) supreme heat-insulating box (14) inside and sealed cooperation, the left side and the flue gas pipe (1) intercommunication, the right side and the play flue gas pipe (5) intercommunication of advancing of heat-insulating box (2) down, the upside and the drainage device intercommunication of going up heat-insulating box (14), and the right side and the moisturizing device intercommunication of going up heat-insulating.
2. The incineration flue gas waste heat utilization system according to claim 1, characterized in that: the flue gas inlet pipe (1) and the flue gas outlet pipe (5) are connected with horn-shaped flaring matched with the lower heat insulation box (2), a filter screen (4) is arranged in the horn-shaped flaring, and dust cleaning holes are formed in the position, corresponding to the filter screen (4), of the lower heat insulation box (2).
3. The incineration flue gas waste heat utilization system according to claim 1, characterized in that: and a sewage discharge pipe (13) is arranged on the side wall of the upper heat insulation box (14).
4. The incineration flue gas waste heat utilization system according to claim 1, characterized in that: the water supplementing device comprises a cold water tank (9), the left end of the cold water tank (9) is communicated with an upper heat insulation tank (14) through a first water pipe (7), the right end of the cold water tank is communicated with a water supplementing pipe (10), a second water pump (11) and a second stop valve (12) are sequentially arranged on the water supplementing pipe (10), and a first water pump (6) and a first stop valve (8) are sequentially arranged on the first water pipe (7).
5. The incineration flue gas waste heat utilization system according to claim 1, characterized in that: the drainage device comprises a hot water tank (18), the hot water tank (18) is communicated with an upper heat insulation box (14) through a second water pipe (17), the right end of the hot water tank is communicated with a drainage pipe (19), a fourth water pump (20) and a fourth stop valve (21) are sequentially arranged on the drainage pipe (19), and a third water pump (15) and a third stop valve (16) are sequentially arranged on the second water pipe (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920700368.7U CN209991465U (en) | 2019-05-16 | 2019-05-16 | Incineration flue gas waste heat utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920700368.7U CN209991465U (en) | 2019-05-16 | 2019-05-16 | Incineration flue gas waste heat utilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209991465U true CN209991465U (en) | 2020-01-24 |
Family
ID=69294463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920700368.7U Expired - Fee Related CN209991465U (en) | 2019-05-16 | 2019-05-16 | Incineration flue gas waste heat utilization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209991465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838363A (en) * | 2022-06-07 | 2022-08-02 | 广东海洋大学 | Environment-friendly waste incineration device |
-
2019
- 2019-05-16 CN CN201920700368.7U patent/CN209991465U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838363A (en) * | 2022-06-07 | 2022-08-02 | 广东海洋大学 | Environment-friendly waste incineration device |
| CN114838363B (en) * | 2022-06-07 | 2022-12-27 | 广东海洋大学 | Environment-friendly waste incineration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200124 |