CN222732845U - Flue gas waste heat boiler - Google Patents
Flue gas waste heat boiler Download PDFInfo
- Publication number
- CN222732845U CN222732845U CN202420713902.9U CN202420713902U CN222732845U CN 222732845 U CN222732845 U CN 222732845U CN 202420713902 U CN202420713902 U CN 202420713902U CN 222732845 U CN222732845 U CN 222732845U
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- Prior art keywords
- pipe
- waste heat
- heat recovery
- recovery device
- smoke exhaust
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- 239000002918 waste heat Substances 0.000 title claims abstract description 68
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000003546 flue gas Substances 0.000 title claims abstract description 27
- 238000011084 recovery Methods 0.000 claims abstract description 50
- 238000010438 heat treatment Methods 0.000 claims abstract description 47
- 239000000779 smoke Substances 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 238000001035 drying Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a flue gas waste heat boiler in the technical field of energy conservation and environmental protection, which comprises a boiler body, wherein one side of a superconducting heat pipe waste heat recovery device is fixedly connected with a second smoke exhaust pipe, one side of the second smoke exhaust pipe is fixedly provided with a draught fan, one side of the superconducting heat pipe waste heat recovery device is fixedly connected with an air inlet pipe, flue gas waste heat in the boiler body enters the inner sides of a heating box and the superconducting heat pipe waste heat recovery device from the first smoke exhaust pipe, is discharged to the draught fan from the second smoke exhaust pipe after being subjected to heat absorption and temperature reduction by the superconducting heat pipe waste heat recovery device, and normal-temperature air is blown and compressed into the inner part of the air inlet pipe by a blower, the air inlet pipe and the air inlet pipe through the blower, then enters the heating surface of the superconducting heat pipe waste heat recovery device, is heated by the air inlet pipe after being heated by the superconducting heat recovery device, and the heated by the hot air fed can enter the inner part of the boiler body for combustion supporting or drying materials, so that the practical effect of the device is improved.
Description
Technical Field
The utility model belongs to the technical field of energy conservation and environmental protection, and particularly relates to a flue gas waste heat boiler.
Background
The boiler is an energy conversion device, the energy input to the boiler is chemical energy and electric energy in fuel, and the boiler outputs steam, high temperature water or organic heat carrier with certain heat energy. The boiler is a water container heated on fire, the boiler is a place where fuel is burned, and the boiler comprises two parts of a boiler and a boiler. The hot water or steam generated in the boiler can directly provide the required heat energy for industrial production and people's life, a large amount of high-temperature dust-containing flue gas (about 1000-1200 ℃) can be generated in the use process of the boiler, the sensible heat of the flue gas accounts for more than 10% of the total energy consumption of electric furnace steelmaking, and if the flue gas is directly discharged into the atmosphere, waste heat resources are seriously wasted and the environment is seriously polluted, so that the flue gas needs to be cooled by the waste heat boiler and utilized by the waste heat, and then enters a subsequent bag type dust collector for dust removal and discharge.
The existing flue gas waste heat boiler has some defects, and most of the flue gas waste heat boilers have low waste heat recovery rate, low cooling efficiency, poor cooling effect and poor use effect, so that the flue gas waste heat boiler is provided.
Disclosure of utility model
The utility model aims to provide a flue gas waste heat boiler so as to solve the problems that the flue gas waste heat boiler is low in waste heat recovery rate and low in cooling efficiency in the background art.
The flue gas waste heat boiler comprises a boiler body, wherein a first smoke exhaust pipe is arranged on one side of the boiler body, a heating box is arranged on one side of the first smoke exhaust pipe, a water outlet is arranged on one side of the heating box, a water inlet is arranged at the top of the heating box, a superconducting heat pipe waste heat recovery device is arranged on one side of the heating box, a supporting frame is arranged at the bottom of the superconducting heat pipe waste heat recovery device, a second smoke exhaust pipe is arranged on one side of the superconducting heat pipe waste heat recovery device, an induced draft fan is arranged on one side of the second smoke exhaust pipe, an air inlet pipe is arranged on one side of the superconducting heat pipe waste heat recovery device, an air blower is arranged on one side of the air inlet pipe, a heat inlet pipe is arranged on one side of the superconducting heat pipe waste heat recovery device, a heating cavity is arranged on the inner side of the heating cavity, and a U-shaped pipe is arranged on one side of the water collecting box.
Preferably, a first smoke exhaust pipe is fixedly connected to one side of the boiler body, a heating box is fixedly installed on one side of the first smoke exhaust pipe, and a water outlet is fixedly installed on one side of the heating box.
Preferably, a water inlet is fixedly arranged at the top of the heating box, one end of the first smoke exhaust pipe is fixedly connected with superconducting heat pipe waste heat recovery equipment, and a support frame is fixedly connected at the bottom of the superconducting heat pipe waste heat recovery equipment.
Preferably, one side of the superconducting heat pipe waste heat recovery device is fixedly connected with a second smoke exhaust pipe, and one side of the second smoke exhaust pipe is fixedly provided with an induced draft fan.
Preferably, an air inlet pipe is fixedly connected to one side of the superconducting heat pipe waste heat recovery device, an air blower is fixedly arranged on one side of the air inlet pipe, a heat inlet pipe is fixedly connected to one side of the superconducting heat pipe waste heat recovery device, and one end of the heat inlet pipe is fixedly connected with one side of the boiler body.
Preferably, the heating chamber has been seted up to the inboard fixed of heating chamber, inside one side fixed mounting in heating chamber has the header tank, one side fixedly connected with U type pipe of header tank, U type pipe is equipped with a plurality of.
Compared with the prior art, the utility model has the beneficial effects that:
1. The flue gas waste heat in the boiler body enters the inner side of the heating box and the superconducting heat pipe waste heat recovery device from the first smoke exhaust pipe, is sent out to the induced draft fan from the second smoke exhaust pipe after being subjected to heat absorption and temperature reduction through the superconducting heat pipe waste heat recovery device, is blown and compressed into the air inlet pipe through the blower, the air inlet pipe and the heat inlet pipe, then enters the heating surface of the superconducting heat pipe waste heat recovery device, is sent out through the heat inlet pipe after being heated through the superconducting heat pipe waste heat recovery device, and the sent hot air can enter the inner side of the boiler body for heating and can also be used for supporting combustion or drying materials, so that the practical effect of the device is improved.
2. Through the water inlet that is equipped with, be convenient for add water to the inside of header tank, through the U type pipe that is equipped with, can be with the even dispersion of header tank inside water to in the U type pipe to can carry out comprehensive contact with the high temperature flue gas of the inside process of heating chamber, improve the efficiency to the inside water heating of header tank, through the delivery port that is equipped with, be convenient for discharge the inside hot water of header tank, improved the result of utilization to the boiler waste heat.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
fig. 3 is a schematic side sectional view of the heating box of the present utility model.
In the figure, 1, a boiler body, 2, a first smoke exhaust pipe, 3, a heating box, 4, a water outlet, 5, a water inlet, 6, superconducting heat pipe waste heat recovery equipment, 7, a support frame, 8, a second smoke exhaust pipe, 9, an induced draft fan, 10, a heat inlet pipe, 11, an air inlet pipe, 12, a blower, 13, a heating cavity, 14, a water collecting tank, 15 and a U-shaped pipe.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the utility model provides a technical scheme that a flue gas waste heat boiler comprises a boiler body 1, wherein a first smoke exhaust pipe 2 is arranged on one side of the boiler body 1, a heating box 3 is arranged on one side of the first smoke exhaust pipe 2, a water outlet 4 is arranged on one side of the heating box 3, a water inlet 5 is arranged at the top of the heating box 3, a superconducting heat pipe waste heat recovery device 6 is arranged on one side of the heating box 3, a supporting frame 7 is arranged at the bottom of the superconducting heat pipe waste heat recovery device 6, a second smoke exhaust pipe 8 is arranged on one side of the superconducting heat pipe waste heat recovery device 6, a draught fan 9 is arranged on one side of the second smoke exhaust pipe 8, an air inlet pipe 11 is arranged on one side of the superconducting heat pipe waste heat recovery device 6, an air blower 12 is arranged on one side of the air inlet pipe 11, a heat inlet pipe 10 is arranged on one side of the superconducting heat pipe waste heat recovery device 6, a heating cavity 13 is arranged on the inner side of the heating box 3, a water collecting tank 14 is arranged on the inner side of the heating cavity 13, and a U-shaped pipe 15 is arranged on one side of the collecting tank 14.
Specifically, one side fixedly connected with first tub 2 that discharges fume of boiler body 1, one side fixed mounting of first tub 2 has heater tank 3, one side fixed mounting of heater tank 3 has delivery port 4, the top fixed mounting of heater tank 3 has water inlet 5, the one end fixedly connected with superconductive heat pipe waste heat recovery equipment 6 of first tub 2, the bottom fixedly connected with support frame 7 of superconductive heat pipe waste heat recovery equipment 6, one side fixedly connected with second tub 8 that discharges fume of superconductive heat pipe waste heat recovery equipment 6, one side fixedly mounted of second tub 8 has draught fan 9, one side fixedly connected with air-supply line 11 of superconductive heat pipe waste heat recovery equipment 6, one side fixedly connected with air-blower 12 of air-supply line 11, one side fixedly connected with heat pipe 10 of superconductive heat pipe waste heat recovery equipment 6, one end and one side fixedly connected with boiler body 1 of heat pipe 10, the heating chamber 13 has been fixedly seted up to the inboard of heater tank 3, one side fixedly connected with water header 14 of inside of heating chamber 13, one side fixedly connected with U-shaped pipe 15 of water header 14, U-shaped pipe 15 is equipped with a plurality of.
In this embodiment, through the first smoke exhaust pipe 2 that is equipped with, the second smoke exhaust pipe 8 and draught fan 9, be convenient for discharge the high temperature flue gas in the boiler body 1, the inside flue gas waste heat of boiler body 1 enters into the inboard of heating cabinet 3 and superconducting heat pipe waste heat recovery equipment 6 from first smoke exhaust pipe 2, the heat absorption cooling back through superconducting heat pipe waste heat recovery equipment 6 is sent out to draught fan 9 from second smoke exhaust pipe 8, discharge into the atmosphere after subsequent purifier treatment, through the water inlet 5 that is equipped with, be convenient for add water to the inside of header tank 14, through U-shaped pipe 15 that is equipped with, can evenly disperse the inside water of header tank 14 into U-shaped pipe 15, thereby can carry out comprehensive contact with the inside high temperature flue gas that passes through of heating chamber 13, improve the inside water heating's of header tank 14 efficiency, through the delivery port 4 that is equipped with, be convenient for discharge the inside hot water of header tank 14, through the air-blower 12 that is equipped with, air-inlet pipe 11 and heat pipe 10, normal atmospheric temperature air is blown 12 compression to the inside of air-inlet pipe 11, then enter into the interior of superconducting heat pipe 6, through the air-blower 12, can carry out the heat recovery equipment 10 after the heat recovery equipment is carried out by the heat recovery equipment of the heat pipe 10, can also enter into the interior of the heat pipe 10 through the heat recovery equipment of the heat pipe 1, can be used for improving the drying effect, the drying material, can be used for the drying material, and can be used for improving the internal heat recovery effect, and the drying device has been used for the internal heat.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420713902.9U CN222732845U (en) | 2024-04-09 | 2024-04-09 | Flue gas waste heat boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420713902.9U CN222732845U (en) | 2024-04-09 | 2024-04-09 | Flue gas waste heat boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222732845U true CN222732845U (en) | 2025-04-08 |
Family
ID=95223354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420713902.9U Active CN222732845U (en) | 2024-04-09 | 2024-04-09 | Flue gas waste heat boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222732845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN121017790A (en) * | 2025-10-22 | 2025-11-28 | 苏州乔亚机械科技有限公司 | A stainless steel parts cutting equipment |
-
2024
- 2024-04-09 CN CN202420713902.9U patent/CN222732845U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN121017790A (en) * | 2025-10-22 | 2025-11-28 | 苏州乔亚机械科技有限公司 | A stainless steel parts cutting equipment |
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