CN220303690U - Steam boiler smoke tail gas heat recycling device - Google Patents
Steam boiler smoke tail gas heat recycling device Download PDFInfo
- Publication number
- CN220303690U CN220303690U CN202321720366.7U CN202321720366U CN220303690U CN 220303690 U CN220303690 U CN 220303690U CN 202321720366 U CN202321720366 U CN 202321720366U CN 220303690 U CN220303690 U CN 220303690U
- Authority
- CN
- China
- Prior art keywords
- heating shell
- exhaust
- steam boiler
- heating
- gas heat
- 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.)
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- 238000004064 recycling Methods 0.000 title claims abstract description 11
- 239000000779 smoke Substances 0.000 title abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 48
- 238000011084 recovery Methods 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 7
- 239000003546 flue gas Substances 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 230000000087 stabilizing effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 235000015173 baked goods and baking mixes Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to the technical field of recovery devices, in particular to a steam boiler exhaust heat recycling device, wherein a connecting piece is welded at the middle part of the upper side of a mounting base, a heating shell is welded at the upper end of the connecting piece, a stabilizing piece is fixedly arranged at the middle part of the heating shell, a fin radiating pipe is arranged at the middle part of the stabilizing piece, and an exhaust pipe is fixedly arranged at the front left side of the heating shell. According to the utility model, through the structure provided with the fin radiating pipes, the exhaust pipes and the exhaust fans, the smoke tail gas generated by the boiler is connected into the fin radiating pipes, when the fin radiates heat and passes through the inside of the heating shell, the heat radiation generated by the fin radiating pipes directly heats the air in the heating shell, the exhaust pipes are connected into the hot air box, the air in the heating shell is directly sent into the hot air box through the exhaust fans, other raw materials are dried, and the heat in the smoke tail gas can be reused without adding other mediums, so that the structure is simple, and the heating effect is better.
Description
Technical Field
The utility model relates to the technical field of recovery devices, in particular to a device for recovering and utilizing heat of tail gas of steam boiler smoke.
Background
The steam boiler generally uses natural gas, fire coal, fuel oil, biomass pellet fuel and other energy substances, steam is generated through combustion, and after the steam smoke tail is discharged, the steam smoke tail still contains large heat, and the direct heat discharge only wastes and cannot be utilized, so that a recovery device is needed to recycle the heat in the steam smoke tail.
Chinese patent discloses a device for recycling waste heat energy of a steam boiler (grant publication No. CN 202581275U), which is connected to a chimney and a boiler through a heat exchange pipe by a steam using apparatus of the waste heat energy utilizing device of the steam boiler. The contact modes of the heat exchange tube and the chimney are various. The condensed water is heated by the heat energy of the waste gas of the boiler when passing through the connection part of the heat exchange tube and the chimney, the temperature is raised, and then enters the boiler to be slightly heated, and the condensed water can be vaporized into steam for recycling. The utility model has the advantages that the heat energy of the waste gas of the boiler can be recycled only by adding the heat exchange tube, the equipment cost is saved, the utility model is especially suitable for middle and small enterprises, the condensed water is heated and recycled, the heat energy is utilized, the water resource is saved, but the device uses water as a heat conducting medium, more conversion equipment is needed to be erected, and the structure is complex. Therefore, a person skilled in the art provides a device for recycling heat of exhaust gas of a steam boiler, so as to solve the problems in the background art.
Disclosure of Invention
The utility model aims to provide a steam boiler exhaust gas heat recycling device for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a steam boiler flue gas heat recovery utilizes device, includes the installation base, the upper side middle part of installation base welds there is the connecting piece, the upper end of connecting piece welds there is the heating shell, the middle part fixed mounting of heating shell has the stabilizer, the middle part of stabilizer is provided with the fin cooling tube, the left side place ahead fixed mounting of heating shell has the exhaust pipe, the middle part fixed mounting of exhaust pipe has the exhaust fan, the right side rear fixed mounting of heating shell has the tuber pipe of going into, the middle part outside fixed mounting of tuber pipe has the exhaust fan;
the upper side card of heating shell is equipped with the apron, the upper end of apron is provided with the heat insulating board, apron and heat insulating board pass through four connecting rods fixed connection.
As a further aspect of the present utility model: and mounting grooves are formed in four corners of the upper end of the mounting base.
As a further aspect of the present utility model: the right end of the fin radiating tube passes through the front right side of the heating shell, the left end of the fin radiating tube passes through the rear left side of the heating shell, and the fin radiating tube is folded and arranged in the middle of the heating shell.
As a further aspect of the present utility model: the filter screen is fixedly arranged on the right inner wall of the air inlet pipe and the left inner wall of the exhaust pipe.
As a further aspect of the present utility model: and a sealing piece is arranged at the joint of the upper end of the heating shell and the cover plate.
As a further aspect of the present utility model: lifting handles are welded at four corners of the upper side of the heat insulation plate.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through the structure provided with the fin radiating pipes, the exhaust pipes and the exhaust fans, the smoke tail gas generated by the boiler is connected into the fin radiating pipes, when the fin radiates heat and passes through the inside of the heating shell, the heat radiation generated by the fin radiating pipes directly heats the air in the heating shell, the exhaust pipes are connected into the hot air box, the air in the heating shell is directly sent into the hot air box through the exhaust fans, other raw materials are dried, and the heat in the smoke tail gas can be reused without adding other mediums, so that the structure is simple, and the heating effect is better.
Drawings
FIG. 1 is a schematic diagram of a steam boiler flue gas heat recovery device;
FIG. 2 is a cross-sectional view of a heating housing in a steam boiler flue gas heat recovery device;
fig. 3 is a sectional view of a mounting base in a steam boiler exhaust heat recovery device.
In the figure: 1. an exhaust fan; 2. an exhaust pipe; 3. a mounting groove; 4. a mounting base; 5. a connecting piece; 6. a heating housing; 7. a fin radiating pipe; 8. a connecting rod; 9. a lifting handle; 10. a heat insulating plate; 11. an exhaust fan; 12. an air inlet pipe; 13. a stabilizer; 14. a cover plate; 15. a filter screen; 16. and a seal.
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the utility model, a steam boiler exhaust gas heat recycling device comprises a mounting base 4, mounting grooves 3 are formed in four corners of the upper end of the mounting base 4, an operator can use fixing bolts to pass through the mounting grooves 3 to fix the whole mounting base 4, a connecting piece 5 is welded in the middle of the upper side of the mounting base 4, a heating shell 6 is welded at the upper end of the connecting piece 5, a stabilizing piece 13 is fixedly arranged in the middle of the heating shell 6, a fin radiating pipe 7 is arranged in the middle of the stabilizing piece 13, the right end of the fin radiating pipe 7 passes through the front right side of the heating shell 6, the left end of the fin radiating pipe 7 passes through the rear left side of the heating shell 6, the fin radiating pipe 7 is folded and arranged in the middle of the heating shell 6, the heating area is increased, an exhaust fan 2 is fixedly arranged in the front of the left side of the heating shell 6, an exhaust fan 1 is fixedly arranged in the middle of the upper side of the exhaust pipe 2, a right side rear of the heating shell 6 is fixedly arranged in the middle 12, an exhaust fan 12 is fixedly arranged in the right side of the heating shell 6, the exhaust fan 11 is fixedly arranged in the inner wall of the filter duct 12, and the filter duct is fixedly arranged in the inner wall of the filter duct 15, which can play a role in the inner wall of the filter duct is isolated from the inner wall of the filter duct, and the filter duct is fixedly arranged in the right side of the inner wall of the filter duct, and the filter duct is arranged in the inner side of the filter duct;
the upper side card of heating housing 6 is equipped with apron 14, and the upper end of apron 14 is provided with heat insulating board 10, and the junction of upper end of heating housing 6 and apron 14 is provided with sealing member 16, and sealing member 16 can play certain sealed effect, prevents inside hot-blast leakage, and apron 14 and heat insulating board 10 pass through four connecting rods 8 fixed connection, the upside four corners welding of heat insulating board 10 has lifting handle 9, makes things convenient for operating personnel to use the lifting hook to hoist whole heat insulating board 10.
The working principle of the utility model is as follows: the exhaust pipe 2 is connected into the exhaust pipeline of the steam boiler smoke exhaust gas through the pipeline, the fin radiating pipe 7 is folded and arranged inside the heating shell 6, the heat radiation emitted by the steam boiler smoke exhaust gas inside the fin radiating pipe 7 can raise the air temperature in the heating shell 6, the exhaust fan 1 can pump out the heated air inside the heating shell 6 and directly blow into other baking equipment, the exhaust pipe is secondarily utilized, and the toxic gas in the steam boiler smoke exhaust gas is prevented from polluting baked goods in a mode of heating the air inside the heating shell 6 through the fin radiating pipe 7, meanwhile, the whole structure is simple, other medium heat conduction is not needed, the use is more stable, the stabilizer 13 can provide supporting force for the fin radiating pipe 7, the fin radiating pipe 7 is prevented from deforming in the use process, operators can lift the whole cover plate 14 through the heat insulation plate 10, and the inside of the heating shell 6 is convenient to overhaul.
The specific model specifications of the fin radiating tube 7, the exhaust fan 11 and the exhaust fan 1 in the utility model need to be determined by selecting the model according to the actual specifications of the device, etc., and the specific model selection calculation method adopts the prior art in the field, so the detailed description is omitted.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a steam boiler flue gas heat recovery utilizes device, includes installation base (4), its characterized in that, connecting piece (5) are welded in the middle part of the upside of installation base (4), heating shell (6) are welded to the upper end of connecting piece (5), the middle part fixed mounting of heating shell (6) has stabilizer (13), the middle part of stabilizer (13) is provided with fin cooling tube (7), the left side place ahead fixed mounting of heating shell (6) has exhaust duct (2), the middle part fixed mounting of exhaust duct (2) has exhaust fan (1), the right side rear fixed mounting of heating shell (6) has air inlet pipe (12), the middle part outside fixed mounting of air inlet pipe (12) has exhaust fan (11);
the upper side card of heating casing (6) is equipped with apron (14), the upper end of apron (14) is provided with heat insulating board (10), apron (14) and heat insulating board (10) are through four connecting rod (8) fixed connection.
2. The steam boiler flue gas heat recycling device according to claim 1, wherein the four corners of the upper end of the mounting base (4) are provided with mounting grooves (3).
3. The steam boiler flue gas heat recovery and utilization device according to claim 1, wherein the right end of the fin radiating tube (7) passes through the right front side of the heating shell (6), the left end of the fin radiating tube (7) passes through the left rear side of the heating shell (6), and the fin radiating tube (7) is folded and arranged in the middle of the heating shell (6).
4. The steam boiler exhaust gas heat recycling device according to claim 1, wherein the filter screen (15) is fixedly arranged on the right inner wall of the air inlet pipe (12) and the left inner wall of the exhaust pipe (2).
5. A steam boiler flue gas heat recovery device according to claim 1, characterized in that a sealing member (16) is arranged at the junction of the upper end of the heating housing (6) and the cover plate (14).
6. The steam boiler exhaust gas heat recycling device according to claim 1, wherein lifting handles (9) are welded at four corners of the upper side of the heat insulation plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321720366.7U CN220303690U (en) | 2023-07-03 | 2023-07-03 | Steam boiler smoke tail gas heat recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321720366.7U CN220303690U (en) | 2023-07-03 | 2023-07-03 | Steam boiler smoke tail gas heat recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220303690U true CN220303690U (en) | 2024-01-05 |
Family
ID=89348083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321720366.7U Active CN220303690U (en) | 2023-07-03 | 2023-07-03 | Steam boiler smoke tail gas heat recycling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220303690U (en) |
-
2023
- 2023-07-03 CN CN202321720366.7U patent/CN220303690U/en active Active
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| GR01 | Patent grant |