CN216171146U - Novel natural gas boiler flue gas white eliminating device - Google Patents
Novel natural gas boiler flue gas white eliminating device Download PDFInfo
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- CN216171146U CN216171146U CN202122784453.6U CN202122784453U CN216171146U CN 216171146 U CN216171146 U CN 216171146U CN 202122784453 U CN202122784453 U CN 202122784453U CN 216171146 U CN216171146 U CN 216171146U
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Abstract
The application discloses novel natural gas boiler flue gas disappears and whitens device relates to environmental protection technical field. Comprises a base, a tower body, a condensed water tray, a flue gas condenser and a flue gas reheating heat exchanger. The base is used for installing the tower body on a chimney of the natural gas boiler. The bottom of the tower body is provided with a flue gas inlet which is communicated with the chimney, and the top of the tower body is provided with a flue gas outlet. The flue gas condenser and the flue gas reheating heat exchanger are arranged in the tower body from bottom to top. The side of the upper end of the flue gas reheating heat exchanger is provided with a flue gas reheating water inlet, and the side of the lower end of the flue gas reheating heat exchanger is provided with a flue gas reheating water outlet. The condensate water tray is arranged in the tower body and is positioned below the flue gas condenser, and a condensate water outlet is formed in the side surface of the condensate water tray. By adopting the scheme of the utility model, the problems of high cost and resource waste in the flue gas white elimination condensation reheating technology in the prior art are solved, and the purposes of low cost and energy saving of the flue gas white elimination condensation reheating technology are realized.
Description
Technical Field
The application relates to the technical field of environmental protection, in particular to a novel natural gas boiler flue gas whitening device.
Background
The natural gas boiler generates some white smoke during the combustion process, which causes pollution to the environment, and thus needs to be eliminated.
The process of eliminating white smoke refers to that after wet saturated smoke is discharged from a chimney, steam in the smoke is condensed due to low ambient temperature, and fog-like steam, which is generally white, is formed at the outlet of the chimney. The smoke whitening is realized by changing the temperature or the humidity of the smoke, so that the supersaturated water vapor condensation caused by the reduction of the smoke temperature in the mutual mixing process of the smoke and the ambient air is avoided, the water carrying amount of the smoke is reduced, the pollutant emission is further reduced, and the visual white smoke is eliminated.
At present, the white elimination treatment is carried out on the flue gas by a flue gas heating technology, a flue gas condensation technology and a flue gas condensation reheating technology. In the prior art, the direct flue gas heating technology is adopted to realize the white smoke elimination process, and the heating amount of the part needs to consume energy resources, so that the resource waste is caused; in the process of eliminating white smoke by adopting a smoke condensation technology, the smoke temperature of a boiler is too low, so that the natural climbing height of the smoke is not enough, the smoke diffusion area is small, and the atmospheric pollution of a local area is increased. However, the traditional flue gas condensation reheating technology is costly and wastes resources in practice.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a novel natural gas boiler flue gas disappears and whitely installs, has solved among the prior art problem with big and the wasting of resources of cost among the flue gas disappears white condensation reheat technique, has realized that the flue gas disappears white condensation reheat technical cost little and energy-conserving purpose.
The utility model provides a novel natural gas boiler flue gas whitening device which comprises a base, a tower body, a condensed water disc, a flue gas condenser and a flue gas reheating heat exchanger, wherein the base is provided with a water inlet and a water outlet;
the base is used for installing the tower body on a chimney of the natural gas boiler;
the bottom of the tower body is provided with a flue gas inlet which is communicated with the chimney, and the top of the tower body is provided with a flue gas outlet;
the flue gas condenser and the flue gas reheating heat exchanger are arranged in the tower body from bottom to top; the side edge of the upper end of the flue gas reheating heat exchanger is provided with a flue gas reheating water inlet, and the side edge of the lower end of the flue gas reheating heat exchanger is provided with a flue gas reheating water outlet;
the condensed water tray is arranged in the tower body and is positioned below the flue gas condenser, and a condensed water outlet is formed in the side surface of the condensed water tray.
Preferably, the side edge of the upper end of the flue gas condenser is provided with a domestic water inlet, and the side edge of the lower end of the flue gas condenser is provided with a domestic hot water outlet.
Preferably, including flue gas humidity transducer, flue gas humidity transducer set up in the body of the tower, and be located flue gas condenser with between the flue gas reheat heat exchanger.
Preferably, the flue gas reheating tower further comprises a flue gas temperature sensor, wherein the flue gas temperature sensor is arranged in the tower body and is positioned between the flue gas reheating heat exchanger and the flue gas outlet.
Preferably, a rain-proof hood is arranged at the top of the smoke outlet.
Preferably, the rain-proof hood is arranged in an umbrella-shaped structure.
Preferably, the tower body is arranged in a cylindrical shape; the outer side wall of the tower body is fixedly connected with the base.
One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:
according to the natural gas boiler flue gas whitening device provided by the embodiment of the utility model, the flue gas whitening work is jointly completed through the cooperation between the flue gas condenser and the flue gas reheating heat exchanger which are arranged in the tower body. Specifically, the tower body is fixedly arranged on a chimney of the natural gas boiler through the base, smoke exhausted from the chimney enters the tower body through the smoke inlet and is cooled through the smoke condenser, condensed liquid generated after the smoke is condensed is collected in the condensed water tray and is exhausted through the condensed water outlet, and the humidity in the smoke is reduced; the condensed flue gas continuously rises to the flue gas reheating heat exchanger and exchanges heat with the flue gas reheating heat exchanger, so that water vapor in the flue gas is supersaturated and is finally discharged to outdoor atmosphere through a flue gas outlet, and the treated flue gas is mixed with outdoor air and then is not atomized, namely visual white smoke is eliminated; meanwhile, flue gas reheating water from the natural gas boiler flows into the flue gas reheating heat exchanger through the flue gas reheating water inlet to release heat to the flue gas, and the cooled flue gas reheating water flows out from the flue gas reheating water outlet and returns to the natural gas boiler. By adopting the scheme of the utility model, the problems of high cost and resource waste in the flue gas white elimination condensation reheating technology in the prior art are solved, and the purposes of low cost and energy saving of the flue gas white elimination condensation reheating technology are realized.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a novel natural gas boiler flue gas whitening device provided in an embodiment of the present application.
Reference numerals: 100-a tower body; 110-flue gas outlet; 120-flue gas inlet; 200-a chimney; 300-a base; 400-a condensate pan; 410-a condensate outlet; 500-flue gas condenser; 510-domestic water inlet; 520-domestic hot water outlet; 600-flue gas reheating heat exchanger; 610-inlet of water for reheating flue gas; 620-outlet of water for reheating flue gas; 700-rain-proof hood; 800-flue gas humidity sensor; 900-flue gas temperature sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
As shown in fig. 1, an embodiment of the present invention provides a novel natural gas boiler flue gas whitening elimination apparatus, which includes a base 300, a tower body 100, a condensed water tray 400, a flue gas condenser 500 and a flue gas reheating heat exchanger 600; the base 300 is used for mounting the tower body 100 on the chimney 200 of the natural gas boiler; the tower body 100 is fixedly connected to the top of the chimney 200 by a base 300.
The bottom of the tower body 100 is provided with a flue gas inlet 120, the flue gas inlet 120 is communicated with the chimney 200, and the top of the tower body 100 is provided with a flue gas outlet 110; the flue gas inlet 120 communicates with the stack 200 via a flue gas duct.
The flue gas condenser 500 and the flue gas reheating heat exchanger 600 are arranged in the tower body 100 from bottom to top; a flue gas reheating water inlet 610 is formed in the side edge of the upper end of the flue gas reheating heat exchanger 600, and a flue gas reheating water outlet 620 is formed in the side edge of the lower end of the flue gas reheating heat exchanger 600; the flue gas reheating water inlet 610 is communicated with a high-temperature water pipe in the natural gas boiler. High-temperature water generated in the boiler flows into the flue gas reheating heat exchanger 600 through the flue gas reheating water inlet 610 and releases heat to the flue gas, and the boiler water is cooled and then flows into the boiler again through the flue gas reheating water outlet 620 to be used. The energy required by the flue gas heating is obtained from the high-temperature water of the boiler, and the high-temperature water of the boiler can be used again after being cooled, so that the cost of the white eliminating technology for condensing and reheating the flue gas is reduced, and the energy is saved.
The condensed water tray 400 is arranged in the tower body 100 and is positioned below the flue gas condenser 500, and a condensed water outlet 410 is arranged on the side surface of the condensed water tray 400. The flue gas rises to the vicinity of the flue gas condenser 500 from the chimney 200, after the flue gas releases heat to the flue gas condenser 500, part of water vapor in the flue gas is liquefied and flows into the condensed water tray 400, so that the water quantity carried by the flue gas is reduced, the pollutant emission is further reduced, and visual white smoke is eliminated.
According to the natural gas boiler flue gas whitening device provided by the embodiment of the utility model, the flue gas whitening work is completed together through the cooperation between the flue gas condenser 500 and the flue gas reheating heat exchanger 600 which are arranged in the tower body 100. Specifically, the tower body 100 is fixedly installed on the chimney 200 of the natural gas boiler by the base 300, the flue gas discharged from the chimney 200 enters the tower body 100 through the flue gas inlet 120 and is cooled by the flue gas condenser 500, and condensed liquid generated by condensing the flue gas is collected in the condensed water tray 400 and is discharged through the condensed water outlet 410, so that the humidity in the flue gas is reduced; the condensed flue gas continuously rises to the flue gas reheating heat exchanger 600 and exchanges heat with the flue gas reheating heat exchanger 600, so that the water vapor in the flue gas becomes supersaturated, and finally the flue gas is discharged to the outdoor atmosphere through the flue gas outlet 110, and the treated flue gas is mixed with outdoor air and then is not atomized, namely visual white smoke is eliminated; meanwhile, the flue gas reheating water from the natural gas boiler flows into the flue gas reheating heat exchanger 600 through the flue gas reheating water inlet 610, releases heat to the flue gas, and the cooled flue gas reheating water flows out of the flue gas reheating water outlet 620 and returns to the natural gas boiler. By adopting the scheme of the utility model, the problems of high cost and resource waste in the flue gas white elimination condensation reheating technology in the prior art are solved, and the purposes of low cost and energy saving of the flue gas white elimination condensation reheating technology are realized.
As shown in fig. 1, in the preferred embodiment, the flue gas condenser 500 is provided with a domestic water inlet 510 at the upper end side, and a domestic hot water outlet 520 at the lower end side of the flue gas condenser 500. The domestic water cold water pipeline is communicated with a domestic water inlet 510, and cold water in the domestic water cold water pipeline is communicated into the flue gas condenser 500. When the smoke rises to the vicinity of the smoke condenser 500, the domestic water in the smoke condenser 500 absorbs the heat in the high-temperature smoke and flows out through the domestic hot water outlet 520 for the user to use, the smoke continues to rise and is heated after exchanging heat with the smoke condenser 500, the vapor in the smoke becomes a supersaturated state, and when the smoke is discharged to the outdoor atmosphere through the smoke outlet 110, the smoke is mixed with the outdoor air and then is not atomized, namely, the visual white smoke is eliminated. In addition, in the process of flue gas condensation, the flue gas condenser 500 utilizes the heat in the collected flue gas, and the purpose of energy conservation is also achieved.
As shown in fig. 1, in the preferred embodiment, a flue gas humidity sensor 800 is included, and the flue gas humidity sensor 800 is disposed within the tower 100 and between the flue gas condenser 500 and the flue gas reheat heat exchanger 600. Flue gas humidity sensor 800 and flue gas condenser 500 linkage work make flue gas condenser 500 automatically regulated coolant flow through the numerical value that flue gas humidity sensor 800 detected to realize the automated control to flue gas humidity, avoided the flue gas by excessive cooling or the condition of cooling down not enough takes place. Specifically, when the flue gas humidity monitored by the flue gas humidity sensor 800 is lower than the minimum set value, the domestic water flow in the flue gas condenser 500 is reduced; when the flue gas humidity monitored by the flue gas humidity sensor 800 is higher than the maximum set value, the domestic water flow in the flue gas condenser 500 is increased.
As shown in fig. 1, in the preferred embodiment, a flue gas temperature sensor 900 is further included, and the flue gas temperature sensor 900 is disposed in the tower 100 and located between the flue gas reheating heat exchanger 600 and the flue gas outlet 110. Flue gas temperature sensor 900 and flue gas reheat heat exchanger 600 linkage work, make flue gas reheat heat exchanger 600 automatically regulated heat medium flow through the numerical value that flue gas temperature sensor 900 detected to realize the automated control to flue gas temperature, avoided the waste of the flue gas reheat energy or the emergence of the not up to standard condition of flue gas emission temperature. Specifically, when the flue gas temperature monitored by the flue gas temperature sensor 900 is lower than the minimum set value, the flow rate of the flue gas reheating water in the flue gas reheating heat exchanger 600 is increased; when the flue gas temperature monitored by the flue gas temperature sensor 900 is higher than the maximum set value, the flow rate of the flue gas reheating water in the flue gas reheating heat exchanger 900 is reduced.
In the preferred embodiment, shown in FIG. 1, a rain hood 700 is provided atop the flue gas outlet 110. Further, the rain hat 700 is disposed in an umbrella structure. The rain-proof hood 700 is arranged in an umbrella shape, so that rainwater is prevented from entering the smoke whitening device, and the effect of smoke whitening is further influenced; on the other hand, the top of the umbrella-shaped structure is arranged in an inclined plane, so that rainwater is further prevented from being accumulated on the top of the rain-proof hood 700, and even the top of the rain-proof hood 700 is corroded and damaged.
As shown in FIG. 1, in the preferred embodiment, the tower 100 is cylindrically shaped; the outer sidewall of the tower body 100 is fixedly connected with the base 300. The shape of the base 300 is cylindrical, so that the base 300 can more stably mount the tower body 100 on the top of the chimney 200 during the mounting process.
The embodiments in the present specification are described in a progressive manner, and the same or similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure.
Claims (7)
1. A novel natural gas boiler flue gas white elimination device is characterized by comprising a base (300), a tower body (100), a condensed water tray (400), a flue gas condenser (500) and a flue gas reheating heat exchanger (600);
the base (300) is used for installing the tower body (100) on a chimney (200) of a natural gas boiler;
a flue gas inlet (120) is formed in the bottom of the tower body (100), the flue gas inlet (120) is communicated with the chimney (200), and a flue gas outlet (110) is formed in the top of the tower body (100);
the flue gas condenser (500) and the flue gas reheating heat exchanger (600) are arranged in the tower body (100) from bottom to top; a flue gas reheating water inlet (610) is formed in the side edge of the upper end of the flue gas reheating heat exchanger (600), and a flue gas reheating water outlet (620) is formed in the side edge of the lower end of the flue gas reheating heat exchanger (600);
the condensed water tray (400) is arranged in the tower body (100) and is positioned below the flue gas condenser (500), and a condensed water outlet (410) is arranged on the side surface of the condensed water tray (400).
2. The novel natural gas boiler flue gas whitening reduction device according to claim 1, characterized in that a domestic water inlet (510) is opened at the upper end side of the flue gas condenser (500), and a domestic hot water outlet (520) is opened at the lower end side of the flue gas condenser (500).
3. The novel natural gas boiler flue gas whitening device according to claim 1, characterized by comprising a flue gas humidity sensor (800), wherein the flue gas humidity sensor (800) is arranged in the tower body (100) and is located between the flue gas condenser (500) and the flue gas reheating heat exchanger (600).
4. The novel natural gas boiler flue gas whitening device according to claim 1, further comprising a flue gas temperature sensor (900), wherein the flue gas temperature sensor (900) is disposed inside the tower body (100) and between the flue gas reheating heat exchanger (600) and the flue gas outlet (110).
5. The novel natural gas boiler flue gas whitening device according to claim 1, characterized in that a rain-proof hood (700) is provided on top of the flue gas outlet (110).
6. The new natural gas boiler flue gas whitening device as defined in claim 5, wherein the rain-proof hood (700) is disposed in an umbrella-like structure.
7. The new natural gas boiler flue gas whitening device according to claim 1, characterized in that the tower body (100) is cylindrically arranged; the outer side wall of the tower body (100) is fixedly connected with the base (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122784453.6U CN216171146U (en) | 2021-11-15 | 2021-11-15 | Novel natural gas boiler flue gas white eliminating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122784453.6U CN216171146U (en) | 2021-11-15 | 2021-11-15 | Novel natural gas boiler flue gas white eliminating device |
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| Publication Number | Publication Date |
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| CN216171146U true CN216171146U (en) | 2022-04-05 |
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| CN202122784453.6U Active CN216171146U (en) | 2021-11-15 | 2021-11-15 | Novel natural gas boiler flue gas white eliminating device |
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| CN (1) | CN216171146U (en) |
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- 2021-11-15 CN CN202122784453.6U patent/CN216171146U/en active Active
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