CN207585383U - A kind of cooling device of high-temperature flue gas - Google Patents

A kind of cooling device of high-temperature flue gas Download PDF

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Publication number
CN207585383U
CN207585383U CN201721512308.XU CN201721512308U CN207585383U CN 207585383 U CN207585383 U CN 207585383U CN 201721512308 U CN201721512308 U CN 201721512308U CN 207585383 U CN207585383 U CN 207585383U
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China
Prior art keywords
chimney
water
cooling
flue gas
temperature flue
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CN201721512308.XU
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Chinese (zh)
Inventor
张爱平
江婷
徐静静
宋洪涛
胡永锋
邓亚男
张瑞寒
朱文堃
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Huadian Distributed Energy Engineering & Technology Co Ltd
China Huadian Engineering Group Co Ltd
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Huadian Distributed Energy Engineering & Technology Co Ltd
China Huadian Engineering Group Co Ltd
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  • Chimneys And Flues (AREA)

Abstract

The utility model discloses a kind of cooling devices of high-temperature flue gas, including chimney water cold sleeve, baffle plate, water circulating pump connecting line and cooling coil, chimney cold water casing is sealed by welding manner in chimney outside wall surface, chimney cold water casing, cooling coil and water tank are sequentially communicated by connecting line, water circulating pump is provided on connecting line, water circulating pump is arranged between chimney cold water casing and water tank, and cooling coil is set to above blower fan of cooling tower.The utility model can effectively reduce the flue-gas temperature of high temperature stacks discharge so that kept off the rain by chimney and the flue-gas temperature reduction of surrounding cooling tower is flowed to after sunshade is kept off, thereby reduce the air themperature at cooling tower air inlet.

Description

A kind of cooling device of high-temperature flue gas
Technical field
The utility model is related to a kind of cooling device, particularly a kind of cooling device of high-temperature flue gas.
Background technology
In the distributed energy engineering in grouped commercial area, the heat dissipation equipments such as cooling tower, chimney can be arranged in high level and build The roof of object is built, but is limited to the construction area of roof, cooling tower and chimney build closer to the distance, the screening for the cap that causes to keep off the rain in chimney Under gear, the high-temperature flue gas discharged from chimney can backflow to roof, and part high-temperature flue gas is sucked by the cooling tower of surrounding, cooling Air themperature increases at tower air inlet, reduces the runnability of cooling tower, influences the efficiency of distributed energy.
Utility model content
The purpose of the utility model is to provide a kind of cooling devices of high-temperature flue gas, can effectively reduce high temperature cigarette The flue-gas temperature of chimney discharge so that kept off the rain by chimney and the flue-gas temperature reduction of surrounding cooling tower is flowed to after sunshade is kept off, and then reduce Air themperature at cooling tower air inlet.
In order to solve the above technical problems, the utility model adopts the following technical scheme:A kind of cooling dress of high-temperature flue gas It puts, including chimney water cold sleeve, baffle plate, water circulating pump connecting line and cooling coil, chimney cold water casing passes through welding side Formula is sealed in chimney outside wall surface, and chimney cold water casing, cooling coil and water tank are sequentially communicated by connecting line, connecting line On be provided with water circulating pump, water circulating pump is arranged between chimney cold water casing and water tank, and cooling coil is set to cooling tower wind Above machine.Air draft on by the use of cooling tower at blower fan of cooling tower avoids as the low-temperature receiver of cooling coil and sets additional wind turbine Low-temperature receiver is provided for cooling coil, is effectively utilized existing resource, not only reduces cost, but also saved resource.
A kind of cooling device of aforementioned high-temperature flue gas, the chimney cold water casing are internally provided with circular ring shape baffle plate.Folding The setting of flowing plate so that the distribution of cooling water in chimney cold water casing is more uniform, while can increase cooling water disturbance, and reinforcing is changed Heat improves the coefficient of heat transfer of entire chimney cold water casing.
A kind of cooling device of aforementioned high-temperature flue gas, the connecting line include the first pipeline, the second pipeline and third Pipeline, chimney cold water casing and cooling coil are connected by the first pipeline, and cooling coil is connected with water tank by the second pipeline, water Case is connect with chimney cold water casing by third pipeline, and water circulating pump is set on third pipeline.Water circulating pump is cooling device The cycle of middle cooling water provides power.In order to quickly reduce the temperature for flowing through cooling water in connection pipe outer wall, the connecting line Outer wall does not carry out any isothermal holding.
A kind of cooling device of aforementioned high-temperature flue gas is provided with water compensating valve and relief valve on the water tank.Moisturizing is set Valve and relief valve can avoid cooling water from vaporizing after being heated and influence cooling effect;Water compensating valve is set as the utility model Increase water supplement function.
A kind of cooling device of aforementioned high-temperature flue gas, the cooling coil is using metal tube or cermet Pipe.
A kind of cooling device of aforementioned high-temperature flue gas, the cooling coil is using the preferable aluminum pipe of heat conductivility.
A kind of cooling device of aforementioned high-temperature flue gas, the cooling coil is using with the better copper of thermal conductivity Pipe.
A kind of cooling device of aforementioned high-temperature flue gas, the baffle plate are circular ring shape baffle plate.
Compared with prior art, the chimney that the utility model can be effectively reduced in distributed energy engineering discharges high temperature The temperature of flue gas so that backflow due to chimney keeps off the rain sunshade gear and flow to the flue-gas temperature decline of cooling tower near chimney, so as to carry The runnability of high cooling tower;Meanwhile by the use of the air draft at the blower fan of cooling tower on the cooling tower near chimney as cooler pan The low-temperature receiver of pipe, has saved cost, further reduced energy consumption, has reached energy-efficient purpose.The utility model not only structure Simply, it and is easily installed.
The utility model can be widely applied on the heat dissipation equipment in the distributed energy engineering of grouped commercial district, utilize The present apparatus carries out reasonable reformation to the chimney near cooling tower on roof, can be effectively improved the operating condition of distributed energy.
Description of the drawings
Fig. 1 is a kind of structure diagram of embodiment of the utility model.
Reference numeral:1- chimney water cold sleeves, 2- baffle plates, 3- water circulating pumps, 4- connecting lines, 5- cooling coils, 6- Cooling tower, 7- blower fan of cooling tower, 8- water tanks, 9- water compensating valves, 10- relief valves, 11- chimneys, the first pipelines of 12-, 13- second are managed Road, 14- third pipelines.
The utility model is further described with reference to the accompanying drawings and detailed description.
Specific embodiment
The embodiment 1 of the utility model:A kind of cooling device of high-temperature flue gas, including chimney water cold sleeve 1, baffle plate 2, Water circulating pump 3, connecting line 4 and cooling coil 5, the top of the chimney cold water casing 1 are sealed with bottom end by welding manner In 11 outside wall surface of chimney, the chimney cold water casing 1, cooling coil 5 and water tank 8 are sequentially communicated by connecting line 4, described Water circulating pump 3 is provided on connecting line 4, the water circulating pump 3 is arranged between chimney cold water casing 1 and water tank 8, described cold But coil pipe 5 is set to 7 top of blower fan of cooling tower.Air draft on by the use of cooling tower 6 at blower fan of cooling tower 7 is as cooling coil 5 Low-temperature receiver avoids and sets additional wind turbine, saved the energy, reduced cost.The cooling coil 5 is using metal tube.
The embodiment 2 of the utility model:A kind of cooling device of high-temperature flue gas, including chimney water cold sleeve 1, baffle plate 2, Water circulating pump 3, connecting line 4 and cooling coil 5, the top of the chimney cold water casing 1 are sealed with bottom end by welding manner In 11 outside wall surface of chimney, the chimney cold water casing 1, cooling coil 5 and water tank 8 are sequentially communicated by connecting line 4, described Water circulating pump 3 is provided on connecting line 4, the water circulating pump 3 is arranged between chimney cold water casing 1 and water tank 8, described cold But coil pipe 5 is set to 7 top of blower fan of cooling tower.Air draft on by the use of cooling tower 6 at blower fan of cooling tower 7 is as cooling coil 5 Low-temperature receiver avoids and sets additional wind turbine, saved the energy, reduced cost.Chimney cold water casing 1 is internally provided with circular ring shape folding Flowing plate 2.So that the distribution of cooling water is more uniform in chimney cold water casing, while increases cooling water disturbance, enhanced heat exchange improves The coefficient of heat transfer of entire chimney cold water casing.Cooling coil 5 is using metal ceramic tube.
The embodiment 3 of the utility model:A kind of cooling device of high-temperature flue gas, including chimney water cold sleeve 1, baffle plate 2, Water circulating pump 3, connecting line 4 and cooling coil 5, the top of the chimney cold water casing 1 are sealed with bottom end by welding manner In 11 outside wall surface of chimney, the chimney cold water casing 1, cooling coil 5 and water tank 8 are sequentially communicated by connecting line 4, described Water circulating pump 3 is provided on connecting line 4, the water circulating pump 3 is arranged between chimney cold water casing 1 and water tank 8, described cold But coil pipe 5 is set to 7 top of blower fan of cooling tower.Air draft on by the use of cooling tower 6 at blower fan of cooling tower 7 is as cooling coil 5 Low-temperature receiver avoids and sets additional wind turbine, saved the energy, reduced cost.Chimney cold water casing 1 is internally provided with circular ring shape folding Flowing plate 2.So that the distribution of cooling water is more uniform in chimney cold water casing, while increases cooling water disturbance, enhanced heat exchange improves The coefficient of heat transfer of entire chimney cold water casing.Connecting line 4 includes the first pipeline 12, the second pipeline 13 and third pipeline 14, institute It states chimney cold water casing 1 and cooling coil 5 to connect by the first pipeline 12, the cooling coil 5 and water tank 8 pass through the second pipeline 13 connections, the water tank 8 are connect with chimney cold water casing 1 by third pipeline 14, and the water circulating pump 3 is set to third pipeline On 14.Water circulating pump provides power for the cycle of cooling water in cooling device.Cooling coil 5 is preferable using heat conductivility Aluminum pipe.
The embodiment 4 of the utility model:A kind of cooling device of high-temperature flue gas, including chimney water cold sleeve 1, baffle plate 2, Water circulating pump 3, connecting line 4 and cooling coil 5, the top of the chimney cold water casing 1 are sealed with bottom end by welding manner In 11 outside wall surface of chimney, the chimney cold water casing 1, cooling coil 5 and water tank 8 are sequentially communicated by connecting line 4, described Water circulating pump 3 is provided on connecting line 4, the water circulating pump 3 is arranged between chimney cold water casing 1 and water tank 8, described cold But coil pipe 5 is set to 7 top of blower fan of cooling tower.Air draft on by the use of cooling tower 6 at blower fan of cooling tower 7 is as cooling coil 5 Low-temperature receiver avoids and sets additional wind turbine, saved the energy, reduced cost.Chimney cold water casing 1 is internally provided with circular ring shape folding Flowing plate 2.So that the distribution of cooling water is more uniform in chimney cold water casing, while increases cooling water disturbance, enhanced heat exchange improves The coefficient of heat transfer of entire chimney cold water casing.Connecting line 4 includes the first pipeline 12, the second pipeline 13 and third pipeline 14, institute It states chimney cold water casing 1 and cooling coil 5 to connect by the first pipeline 12, the cooling coil 5 and water tank 8 pass through the second pipeline 13 connections, the water tank 8 are connect with chimney cold water casing 1 by third pipeline 14, and the water circulating pump 3 is set to third pipeline On 14.Water circulating pump provides power for the cycle of cooling water in cooling device.Water compensating valve 9 and relief valve 10 are provided on water tank 8. Cooling water is avoided to vaporize after being heated and influence cooling effect, while increases the water supplement function of cooling device.Cooling coil 5 uses Be the better copper pipe of heat conductivility.
The application method of the utility model:During installation, first baffle plate 2 should be welded in 11 outside wall surface of chimney, then carries out The installation of chimney water cold sleeve 1, and pass through welding manner and seal at the both ends of chimney water cold sleeve 1 in chimney outside wall surface.It is cold But coil pipe 5 need to be mounted on the upside of blower fan of cooling tower 7 near chimney 11, by the use of the air draft at blower fan of cooling tower 7 as low-temperature receiver, The connecting line 4 of utility model does not need to carry out any isothermal holding.
Cooling water in the cooling device is driven to circulate in use, first turning on water circulating pump 3, when cooling water flows through During chimney water cold sleeve 1, heat exchange can be carried out with the high-temperature wall surface of chimney 11, and then take away the part heat of flue gas in chimney 11 Amount so that the flue-gas temperature in 11 exit of chimney declines, and is flowed after cooling water outflow chimney water cold sleeve 1 by connecting line 4 Enter cooling coil 5, and the cooling water in cooling coil 5 is carried out under the forced ventilation convection action provided in blower fan of cooling tower 7 Cooling, so moves in circles.In addition, connecting line 4 does not make any isothermal holding, therefore cooling water is flowing through connecting line 4 It can also significantly radiate outward in the process, share the load of part cooling coil 5, raising absorbs the cold of partial fume temperature But the cooling rate of water.

Claims (8)

1. a kind of cooling device of high-temperature flue gas, which is characterized in that including chimney water cold sleeve (1), baffle plate (2), recirculated water (3), connecting line (4) and cooling coil (5) are pumped, the chimney cold water casing (1) is sealed by welding manner in chimney (11) In outside wall surface, the chimney cold water casing (1), cooling coil (5) and water tank (8) are sequentially communicated by connecting line (4), described Water circulating pump (3) is provided on connecting line (4), the water circulating pump (3) is arranged on chimney cold water casing (1) and water tank (8) Between, the cooling coil (5) is set to above blower fan of cooling tower (7).
A kind of 2. cooling device of high-temperature flue gas according to claim 1, which is characterized in that the chimney cold water casing (1) it is internally provided with baffle plate (2).
A kind of 3. cooling device of high-temperature flue gas according to claim 1, which is characterized in that connecting line (4) packet The first pipeline (12), the second pipeline (13) and third pipeline (14) are included, the chimney cold water casing (1) and cooling coil (5) are logical Cross the first pipeline (12) connection, the cooling coil (5) and water tank (8) are connected by the second pipeline (13), the water tank (8) and Chimney cold water casing (1) is connected by third pipeline (14), and the water circulating pump (3) is set on third pipeline (14).
4. the cooling device of a kind of high-temperature flue gas according to claim 1, which is characterized in that set on the water tank (8) There are water compensating valve (9) and relief valve (10).
5. the cooling device of a kind of high-temperature flue gas according to claim 1, which is characterized in that the cooling coil (5) is adopted It is metal tube or metal ceramic tube.
6. the cooling device of a kind of high-temperature flue gas according to claim 1, which is characterized in that the cooling coil (5) is adopted It is copper pipe.
7. the cooling device of a kind of high-temperature flue gas according to claim 1, which is characterized in that the cooling coil (5) is adopted It is aluminum pipe.
8. the cooling device of a kind of high-temperature flue gas according to claim 1, which is characterized in that the baffle plate (2) is circle Ring baffle plate.
CN201721512308.XU 2017-11-13 2017-11-13 A kind of cooling device of high-temperature flue gas Active CN207585383U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721512308.XU CN207585383U (en) 2017-11-13 2017-11-13 A kind of cooling device of high-temperature flue gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721512308.XU CN207585383U (en) 2017-11-13 2017-11-13 A kind of cooling device of high-temperature flue gas

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Publication Number Publication Date
CN207585383U true CN207585383U (en) 2018-07-06

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CN201721512308.XU Active CN207585383U (en) 2017-11-13 2017-11-13 A kind of cooling device of high-temperature flue gas

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112240558A (en) * 2020-10-21 2021-01-19 邬行普 Prevent that exhaust pipe wall from overheated RTO fires burning furnace exhaust structure who leads to deformation
CN114849268A (en) * 2020-11-18 2022-08-05 福建立宜信科技股份有限公司 Combined fog dispersal device and method with good condensation effect

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112240558A (en) * 2020-10-21 2021-01-19 邬行普 Prevent that exhaust pipe wall from overheated RTO fires burning furnace exhaust structure who leads to deformation
CN112240558B (en) * 2020-10-21 2023-06-09 厦门冉能环保科技有限公司 RTO combustion furnace exhaust structure for preventing deformation caused by overheating of wall surface of exhaust pipeline
CN114849268A (en) * 2020-11-18 2022-08-05 福建立宜信科技股份有限公司 Combined fog dispersal device and method with good condensation effect
CN114849268B (en) * 2020-11-18 2024-03-22 福建立宜信科技股份有限公司 Combined defogging device and method with good condensation effect

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