CN201449193U - Boiler flue gas waste heat recovery device - Google Patents
Boiler flue gas waste heat recovery device Download PDFInfo
- Publication number
- CN201449193U CN201449193U CN2009200312690U CN200920031269U CN201449193U CN 201449193 U CN201449193 U CN 201449193U CN 2009200312690 U CN2009200312690 U CN 2009200312690U CN 200920031269 U CN200920031269 U CN 200920031269U CN 201449193 U CN201449193 U CN 201449193U
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- CN
- China
- Prior art keywords
- heat
- flue gas
- heat exchanging
- boiler
- housing
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- 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
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a boiler flue gas waste heat recovery device, which comprises a casing body. A flue gas inlet and a flue gas outlet are arranged on the casing body; a heat exchanging device arranged on the casing body includes a heat exchanging box and a heat exchanging pipe; the heat exchanging box is fixed on the casing body; the upper portion of the heat exchanging pipe is positioned inside the heat exchanging box; and the lower portion of the heat exchanging pipe is positioned inside the casing body. The boiler flue gas waste heat recovery device recovers heat in the high temperature flue gas by arranging the heat exchanging box and the heat exchanging pipe on a smoke venting pipeline on a boiler, leads the heat in the flue gas to be recycled, has simple structure, low investment and high heat energy recovery rate, completely solves the heat energy wasting problem caused by high smoke discharge temperature during the boiler burning process, further reduces environment pollution and improves production living environment.
Description
Technical field
The utility model relates to a kind of waste-heat recovery device, specifically relates to a kind of residual heat from boiler fume retracting device that heat energy in industrial fuel oil, combustion gas and the discharged from coal-fired boiler high-temperature flue gas is reclaimed.
Background technology
Though China's aboundresources, but it is populous, energy resources per capita are very limited, on the other hand, in producing now, coal, oil, gas are the main driving sources of boiler combustion, and a large amount of Industrial Boilers discharges a large amount of high-temperature flue gas again in burning, make a large amount of heat energy by slatterning in vain.In addition, airborne dust, CO
2, SO
2, oxynitrides pollution also very serious, therefore, strengthen energy-conservationly, improving energy utilization rate and improving capacity usage ratio has become a important topic in China's sustained economic development.
The utility model content
Problem to be solved in the utility model provides a kind of residual heat from boiler fume retracting device, with the irretrievable problem of heat energy in the high-temperature flue gas that solves industrial fuel oil, combustion gas and discharged from coal-fired boiler.
For addressing the above problem, the technical scheme that the utility model adopted is: the residual heat from boiler fume retracting device, comprise housing, housing is provided with gas approach and exhanst gas outlet, described housing is provided with heat-exchanger rig, it is characterized in that: described heat-exchanger rig comprises heat exchange box and heat exchanger tube, and heat exchange box is fixed on the housing, heat exchanger tube top is positioned at heat exchange box, and the bottom is positioned at housing.
As a kind of concrete technical scheme:
Be installed with dividing plate between described housing and the heat exchange box, heat exchanger tube passes dividing plate and is fixed on the dividing plate.
As a kind of concrete technical scheme:
Described heat exchange box bottom is provided with inlet, and the top is provided with liquid outlet.
The bottom of described water tank also is provided with sewage draining exit.
As a kind of concrete technical scheme:
Described heat exchanger tube is the superconduction heat exchanger tube.
As a kind of concrete technical scheme:
Described housing is cylindric, and the axial cross section of gas approach is trapezoidal.
The utility model is by being provided with heat exchange box and heat exchanger tube reclaims heat in the high-temperature flue gas on the smoke discharging pipe of boiler, heat in the flue gas is reclaimed, simple in structure, small investment, the heat energy recovery rate height, fundamentally solve the high and thermal waste problem that causes of exhaust gas temperature in the boiler combustion process, but also reduced environmental pollution, improved the productive life environment.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment;
Accompanying drawing 2 be in the accompanying drawing 1 A-A to cutaway view.
Among the figure: the 1-dividing plate; The 2-inlet; The 3-liquid outlet; The 4-heat exchanger tube; The 5-heat exchange box; The 6-sewage draining exit; The 7-gas approach; The 8-exhanst gas outlet; The 9-housing; The 10-link.
The specific embodiment
Embodiment: as shown in Figure 1, the residual heat from boiler fume retracting device, comprise housing 9, housing 9 is cylindric, be convenient to the circulation of flue gas, housing 9 is provided with gas approach 7 and exhanst gas outlet 8, and an end of gas approach 7 is a link 10, the axial cross section of gas approach 7 is trapezoidal, is connected with the boiler exhaust gas pipeline with convenient.
Described housing 9 is provided with heat-exchanger rig, and described heat-exchanger rig comprises heat exchange box 5 and heat exchanger tube 4, and heat exchange box 5 is fixed on the housing 9, and heat exchanger tube 4 parts are positioned at heat exchange box 5, and another part is positioned at housing 9.Heat exchanger tube 4 is positioned at the part of housing 9 and carries out heat exchange with flue gas, and heat exchanger tube 4 exchanges away the heat that heat exchange gets again by being positioned at heat transferring medium, realizes the recovery to fume afterheat.
As shown in Figure 2, be installed with dividing plate 1 between housing 9 and the heat exchange box 5, heat exchanger tube 4 passes dividing plate 1 and is fixed on the dividing plate 1.Heat exchanger tube 4 is the superconduction heat exchanger tube, and it is several that the superconduction heat exchanger tube can have, so that the waste heat of flue gas is carried out sufficient heat exchange, what of the concrete quantity of superconduction heat exchanger tube will decide according to specific circumstances, and the mounting means of five superconduction heat exchanger tubes of present embodiment employing.
Heat exchange box 5 bottoms are provided with inlet 2, the top is provided with liquid outlet 3, general carrying liquid heat transferring medium in the heat exchange box 5, be provided with like this, can make heat transferring medium fully circulation in case, so that carry out sufficient heat exchange with flue gas, improve heat exchange efficiency, the bottom of heat exchange box 5 also is provided with sewage draining exit 6, is used for discharging the foreign material that may be detained in the heat exchange box 5, keeps the water cleaning in the water tank and circulates smooth and easy.
Claims (6)
1. residual heat from boiler fume retracting device, comprise housing (9), housing (9) is provided with gas approach (7) and exhanst gas outlet (8), described housing (9) is provided with heat-exchanger rig, it is characterized in that: described heat-exchanger rig comprises heat exchange box (5) and heat exchanger tube (4), heat exchange box (5) is fixed on the housing (9), and heat exchanger tube (4) top is positioned at heat exchange box (5), and the bottom is positioned at housing (9).
2. residual heat from boiler fume retracting device as claimed in claim 1 is characterized in that: be installed with dividing plate (1) between described housing (9) and the heat exchange box (5), heat exchanger tube (4) passes dividing plate (1) and is fixed on the dividing plate (1).
3. residual heat from boiler fume retracting device as claimed in claim 1 or 2 is characterized in that: described heat exchange box (5) bottom is provided with inlet (2), and the top is provided with liquid outlet (3).
4. residual heat from boiler fume retracting device as claimed in claim 3 is characterized in that: the bottom of described heat exchange box (5) also is provided with sewage draining exit (6).
5. residual heat from boiler fume retracting device as claimed in claim 1 or 2 is characterized in that: described heat exchanger tube (4) is the superconduction heat exchanger tube.
6. residual heat from boiler fume retracting device as claimed in claim 1 or 2 is characterized in that: described housing (9) is for cylindric, and the axial cross section of gas approach (7) is trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200312690U CN201449193U (en) | 2009-08-10 | 2009-08-10 | Boiler flue gas waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200312690U CN201449193U (en) | 2009-08-10 | 2009-08-10 | Boiler flue gas waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201449193U true CN201449193U (en) | 2010-05-05 |
Family
ID=42553914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200312690U Expired - Fee Related CN201449193U (en) | 2009-08-10 | 2009-08-10 | Boiler flue gas waste heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201449193U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243033A (en) * | 2011-07-08 | 2011-11-16 | 长春当代信息产业集团有限公司 | Low-temperature corrosion resistant gas-liquid type heat exchanger |
| CN106959024A (en) * | 2017-04-19 | 2017-07-18 | 山东海益化工科技有限公司 | A kind of flue gas waste heat recovery apparatus |
| CN107830508A (en) * | 2017-11-30 | 2018-03-23 | 张家港市江南锅炉压力容器有限公司 | A kind of waste-heat recovery device |
| CN109519953A (en) * | 2018-07-20 | 2019-03-26 | 山东电力高等专科学校 | A kind of flue gas in power station boiler afterheat utilizing system of flow equalization |
-
2009
- 2009-08-10 CN CN2009200312690U patent/CN201449193U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243033A (en) * | 2011-07-08 | 2011-11-16 | 长春当代信息产业集团有限公司 | Low-temperature corrosion resistant gas-liquid type heat exchanger |
| CN102243033B (en) * | 2011-07-08 | 2013-06-05 | 长春当代信息产业集团有限公司 | Low-temperature corrosion resistant gas-liquid type heat exchanger |
| CN106959024A (en) * | 2017-04-19 | 2017-07-18 | 山东海益化工科技有限公司 | A kind of flue gas waste heat recovery apparatus |
| CN107830508A (en) * | 2017-11-30 | 2018-03-23 | 张家港市江南锅炉压力容器有限公司 | A kind of waste-heat recovery device |
| CN107830508B (en) * | 2017-11-30 | 2024-01-26 | 江苏江锅智能装备股份有限公司 | Waste heat recovery device |
| CN109519953A (en) * | 2018-07-20 | 2019-03-26 | 山东电力高等专科学校 | A kind of flue gas in power station boiler afterheat utilizing system of flow equalization |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100505 Termination date: 20150810 |
|
| EXPY | Termination of patent right or utility model |