CN213656801U - Smoke exhaust device of boiler - Google Patents
Smoke exhaust device of boiler Download PDFInfo
- Publication number
- CN213656801U CN213656801U CN202021894251.6U CN202021894251U CN213656801U CN 213656801 U CN213656801 U CN 213656801U CN 202021894251 U CN202021894251 U CN 202021894251U CN 213656801 U CN213656801 U CN 213656801U
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- China
- Prior art keywords
- boiler
- flue
- fixedly connected
- water
- pipe
- 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.)
- Expired - Fee Related
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- 239000000779 smoke Substances 0.000 title claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 239000012670 alkaline solution Substances 0.000 claims abstract description 39
- 230000017525 heat dissipation Effects 0.000 claims abstract description 33
- 238000010521 absorption reaction Methods 0.000 claims abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 19
- 239000003517 fume Substances 0.000 claims abstract description 6
- 238000000746 purification Methods 0.000 claims description 14
- 239000000110 cooling liquid Substances 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 32
- 239000003546 flue gas Substances 0.000 abstract description 32
- 230000005855 radiation Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 6
- 239000002341 toxic gas Substances 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a boiler fume extractor, which comprises a boiler, connect the flue, the purifying box, the discharge flue, alkaline solution case, the water tank, the outer wall of connecting the flue is inlayed and is had the heat absorption coil pipe, the top fixedly connected with connecting pipe of heat absorption coil pipe, the top welding of connecting the flue has the retaining cap, the first back flow pipe of one end fixedly connected with of purifying box bottom, the inside upper end fixedly connected with spray pipe of purifying box, the outer wall of discharge flue is inlayed and is had the heat dissipation coil pipe, heat dissipation coil pipe's inside wall is inlayed and is had heat radiation fins, heat dissipation coil pipe's top fixedly connected with second back flow, the delivery port of first water pump runs through alkaline solution case and fixedly connected with filter, the first raceway of the other end fixedly connected with of filter, the inside fixedly. Alkaline solution is sprayed into the purifying box, so that the flue gas can be purified, and the flue gas containing water vapor can be prevented from being condensed outside the boiler and corroding the boiler through the matching arrangement of the heat absorption coil pipe and the heat dissipation coil pipe.
Description
Technical Field
The utility model relates to a boiler equipment technical field especially relates to a boiler fume extractor.
Background
The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator. The boiler for supplying hot water is called a hot water boiler, is mainly used for life, and has a small amount of application in industrial production. The boiler for generating steam is called as a steam boiler, often called as a boiler for short, and is widely used for thermal power stations, ships, locomotives and industrial and mining enterprises.
At present, when a part of boilers are used, smoke generated during combustion is directly discharged to air, and the smoke contains certain dust and harmful gas, so that environmental pollution is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a boiler fume extractor is in order to solve the present partial number boiler that above-mentioned background art provided when using, and the flue gas that produces during the burning all directly discharges the air, and contains certain dust and harmful gas in the flue gas, causes environmental pollution's problem easily.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a boiler smoke exhaust device comprises a boiler, a connecting flue, a purifying box, a discharge flue, an alkaline solution box and a water tank, wherein the connecting flue is welded above the boiler, the outer wall of the connecting flue is inlaid with a heat absorption coil pipe, the top of the heat absorption coil pipe is fixedly connected with a connecting pipe, the top of the connecting flue is welded with a water blocking cover, the purifying box is welded at the upper end of the connecting flue and communicated with the connecting flue, the one end of the bottom of the purifying box is fixedly connected with a first return pipe, the upper end of the inside of the purifying box is fixedly connected with a water spray pipe, the bottom of the water spray pipe is fixedly connected with an atomization nozzle, the discharge flue is welded above the purifying box and communicated with the inside of the purifying box, the outer wall of the discharge flue is inlaid with a heat dissipation coil pipe, the bottom of the heat dissipation coil pipe is connected with the top of, the utility model discloses a heat dissipation coil pipe, including heat dissipation coil pipe, water tank, alkaline solution case, water spray pipe, water tank, the top fixedly connected with second back flow of heat dissipation coil pipe, the other end of second back flow is connected with the water tank, alkaline solution case fixed connection just is located the right side of connecting the flue in the top of boiler, the first water pump of inside fixedly connected with of alkaline solution case, the delivery port of first water pump runs through alkaline solution case and fixedly connected with filter, the inside of filter is inlayed and is had the filter screen, the first raceway of the other end fixedly connected with of filter, the other end of first raceway is connected with the spray pipe, water tank fixed connection just is located the left side of connecting the flue in the top of boiler, the inside fixedly connected with second water pump of water tank, the delivery.
Further, the top of the connecting flue is positioned in the purifying box, and the water retaining cover is positioned below the atomizing spray head.
Furthermore, one end of each radiating fin is located inside the radiating coil, and the other end of each radiating fin penetrates through the radiating coil and the discharge flue and extends to the inside of the discharge flue.
Furthermore, the heat absorption coil, the heat dissipation coil and the heat dissipation fins are all made of high heat conduction materials.
Furthermore, the heat absorption coil and the heat dissipation coil are spirally ascended and are respectively wound on the connecting flue and the discharge flue.
Further, an alkaline solution is stored in the alkaline solution tank, and a cooling liquid is stored in the water tank.
Furthermore, the power input ends of the first water pump and the second water pump are electrically connected with an external power supply, and are provided with control switches in a matched manner.
Further, the connecting flue is communicated with a combustion chamber of the boiler.
Further, the bottom end of the first return pipe is connected and communicated with an alkaline solution tank.
Compared with the prior art, the utility model discloses the beneficial effect who realizes:
through spraying alkaline solution toward the purifying box, can absorb dust, toxic gas in the flue gas, purify the flue gas, set up through the cooperation of heat absorption coil pipe and heat dissipation coil pipe, can heat the flue gas after purifying, prevent that the flue gas that contains steam from directly condensing outside the boiler, cause the corruption to the boiler.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1 according to the present invention.
Fig. 3 is a schematic structural view of the connection flue and the discharge flue of the present invention.
In FIGS. 1-3: 1-boiler, 2-connecting flue, 3-heat absorbing coil pipe, 4-water blocking cover, 5-purifying box, 6-smoke exhaust channel, 7-heat radiating coil pipe, 8-heat radiating fin, 9-alkaline solution tank, 10-first water pump, 11-first water pipe, 12-filter, 1201-filter screen, 13-water spray pipe, 1301-atomizing nozzle, 14-first return pipe, 15-water tank, 16-second water pump, 17-second water pipe, 18-connecting pipe and 19-second return pipe.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Please refer to fig. 1 to 3:
the utility model provides a boiler fume extractor, including boiler 1, connection flue 2, purifying box 5, discharge flue 6, alkaline solution case 9, water tank 15, carry out detailed description to each part of a boiler fume extractor below:
the connecting flue 2 is welded above the boiler 1, a heat absorption coil 3 is embedded in the outer wall of the connecting flue 2, the top of the heat absorption coil 3 is fixedly connected with a connecting pipe 18, and the top of the connecting flue 2 is welded with a water blocking cover 4;
specifically, flue gas generated by the boiler 1 during combustion is discharged into the purification box 5 through the connecting flue 2, when the flue gas passes through the connecting flue 2, the heat absorption coil 3 can absorb heat in the flue gas and heat cooling water inside the heat absorption coil 3, so that the effect of cooling the flue gas can be achieved, then the heated cooling liquid is discharged into the heat dissipation coil 7 through the connecting pipe 18, and the water blocking cover 4 can prevent alkaline solution inside the purification box 5 from falling into the connecting flue 2;
according to the above, the purification box 5 is welded at the upper end of the connecting flue 2 and communicated with the connecting flue 2, one end of the bottom of the purification box 5 is fixedly connected with the first return pipe 14, the upper end of the interior of the purification box 5 is fixedly connected with the water spray pipe 13, and the bottom of the water spray pipe 13 is fixedly connected with the atomizing nozzle 1301;
specifically, the alkaline solution can be atomized and sprayed into the purification box 5 through the atomizing nozzle 1301 on the water spray pipe 13, so that when the flue gas is discharged into the purification box 5, the alkaline solution can absorb dust in the flue gas, and toxic gases such as nitrogen dioxide and sulfur dioxide in the flue gas can be dissolved into the alkaline solution, so that the flue gas can be purified and cooled, then the purified flue gas is discharged into the exhaust flue 6, and the alkaline solution adsorbed with the dust and the toxic gases flows back into the alkaline solution box 9 through the first return pipe 14;
according to the above, the discharge flue 6 is welded above the purification box 5 and communicated with the interior of the purification box 5, the outer wall of the discharge flue 6 is embedded with the heat dissipation coil 7, the bottom of the heat dissipation coil 7 is connected with the top of the connecting pipe 18, the inner side wall of the heat dissipation coil 7 is embedded with the heat dissipation fins 8, the top of the heat dissipation coil 7 is fixedly connected with the second return pipe 19, and the other end of the second return pipe 19 is connected with the water tank 15;
specifically, the purified flue gas with water vapor can be discharged through the discharge flue 6, after the heated cooling liquid flows into the heat dissipation coil 7, the heat dissipation coil 7 and the heat dissipation fins 8 dissipate the heat in the cooling liquid into the discharge flue 6, so that the heat dissipated can heat the flue gas containing the water vapor, the water vapor is evaporated, and the flue gas is prevented from being directly condensed on a boiler after being discharged to corrode the boiler;
according to the above, the alkaline solution tank 9 is fixedly connected above the boiler 1 and positioned on the right side of the connecting flue 2, the inside of the alkaline solution tank 9 is fixedly connected with the first water pump 10, the water outlet of the first water pump 10 penetrates through the alkaline solution tank 9 and is fixedly connected with the filter 12, the filter net 1201 is embedded in the filter 12, the other end of the filter 12 is fixedly connected with the first water delivery pipe 11, and the other end of the first water delivery pipe 11 is connected with the water spray pipe 13;
specifically, the first water pump 10 may pump and discharge the alkaline solution in the alkaline solution tank 9 into the first water pipe 11, and before the alkaline solution enters the first water pipe 11, the filter 12 may filter the alkaline solution through the filter screen 1201 to filter impurities inside the alkaline solution, and then the first water pipe 11 discharges the filtered alkaline solution into the water spray pipe 13, and the water spray pipe 13 sprays the alkaline solution through the atomizing nozzle 1301, so as to purify the flue gas, and simultaneously, the alkaline solution is recycled;
the water tank 15 is fixedly connected above the boiler 1 and positioned on the left side of the connecting flue 2, a second water pump 16 is fixedly connected inside the water tank 15, a water outlet of the second water pump 16 is fixedly connected with a second water pipe 17, and the other end of the second water pipe 17 is connected with the bottom of the heat absorption coil 3;
specifically, the second water pump 16 can discharge the cooling liquid in the water tank 15 into the heat absorption coil pipe 3 through the second water delivery pipe 17, and then the cooling and heating can be performed on the flue gas through the matching of the heat absorption coil pipe 3 and the heat dissipation coil pipe 7, and meanwhile, the second return pipe 19 is utilized, and the cooling liquid can be recycled.
To sum up, when using the utility model discloses the time: the flue gas that the boiler during operation produced is gone into and is connected flue 2, and connect the heat absorption coil pipe 3 that flue 2 outer wall was inlayed and conduct the heat in the flue gas to the inside coolant liquid of heat absorption coil pipe 3, cool down the flue gas with this, heat the coolant liquid simultaneously, coolant liquid after heating is discharged through connecting pipe 18 and is dispelled the heat into heat dissipation coil pipe 7, and the flue gas after the cooling is discharged into purifying box 5, the inside alkaline solution that sprays of purifying box 5 is with the dust in the flue gas, toxic gas absorbs, purify the flue gas with this, flue gas after purifying rethread discharge flue 6 is discharged after that, and when the flue gas passes through discharge flue 6, the heat that heat dissipation coil pipe 7 gived off can heat the flue gas that contains steam and heat up, prevent that the exhaust flue gas from directly congealing and dropping on the boiler, cause the corruption to the boiler.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. The utility model provides a boiler fume extractor, includes boiler (1), connection flue (2), purifying box (5), discharge flue (6), alkaline solution case (9), water tank (15), its characterized in that:
the boiler is characterized in that the connecting flue (2) is welded above the boiler (1), a heat absorption coil (3) is embedded in the outer wall of the connecting flue (2), the top of the heat absorption coil (3) is fixedly connected with a connecting pipe (18), and the top of the connecting flue (2) is welded with a water blocking cover (4);
the purification box (5) is welded at the upper end of the connecting flue (2) and communicated with the connecting flue (2), one end of the bottom of the purification box (5) is fixedly connected with a first return pipe (14), the upper end inside the purification box (5) is fixedly connected with a water spray pipe (13), and the bottom of the water spray pipe (13) is fixedly connected with an atomizing nozzle (1301);
the exhaust flue (6) is welded above the purification box (5) and communicated with the interior of the purification box (5), a heat dissipation coil (7) is embedded in the outer wall of the exhaust flue (6), the bottom of the heat dissipation coil (7) is connected with the top of a connecting pipe (18), heat dissipation fins (8) are embedded in the inner side wall of the heat dissipation coil (7), a second return pipe (19) is fixedly connected to the top of the heat dissipation coil (7), and the other end of the second return pipe (19) is connected with a water tank (15);
the boiler is characterized in that the alkaline solution tank (9) is fixedly connected above the boiler (1) and positioned on the right side of the connecting flue (2), a first water pump (10) is fixedly connected inside the alkaline solution tank (9), a water outlet of the first water pump (10) penetrates through the alkaline solution tank (9) and is fixedly connected with a filter (12), a filter screen (1201) is embedded inside the filter (12), the other end of the filter (12) is fixedly connected with a first water delivery pipe (11), and the other end of the first water delivery pipe (11) is connected with a water spray pipe (13);
the boiler is characterized in that the water tank (15) is fixedly connected above the boiler (1) and positioned on the left side of the connecting flue (2), a second water pump (16) is fixedly connected inside the water tank (15), a second water pipe (17) is fixedly connected to a water outlet of the second water pump (16), and the other end of the second water pipe (17) is connected with the bottom of the heat absorption coil (3).
2. A boiler smoke evacuation apparatus as claimed in claim 1, wherein: the top of the connecting flue (2) is positioned in the purifying box (5), and the water blocking cover (4) is positioned below the atomizing spray head (1301).
3. A boiler smoke evacuation apparatus as claimed in claim 1, wherein: one end of the radiating fin (8) is positioned inside the radiating coil (7), and the other end of the radiating fin penetrates through the radiating coil (7) and the discharge flue (6) and extends to the inside of the discharge flue (6).
4. A boiler smoke evacuation apparatus as claimed in claim 1, wherein: the heat absorption coil (3), the heat dissipation coil (7) and the heat dissipation fins (8) are all made of high heat conduction materials.
5. A boiler smoke evacuation apparatus as claimed in claim 1, wherein: the heat absorption coil (3) and the heat dissipation coil (7) are spirally lifted and are respectively wound on the connecting flue (2) and the discharge flue (6).
6. A boiler smoke evacuation apparatus as claimed in claim 1, wherein: the inside of the alkaline solution tank (9) is stored with alkaline solution, and the inside of the water tank (15) is stored with cooling liquid.
7. A boiler smoke evacuation apparatus as claimed in claim 1, wherein: the power input ends of the first water pump (10) and the second water pump (16) are electrically connected with an external power supply, and control switches are arranged in a matched mode.
8. A boiler smoke evacuation apparatus as claimed in claim 1, wherein: the connecting flue (2) is communicated with a combustion chamber of the boiler (1).
9. A boiler smoke evacuation apparatus as claimed in claim 1, wherein: the bottom end of the first return pipe (14) is connected and communicated with the alkaline solution tank (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021894251.6U CN213656801U (en) | 2020-09-02 | 2020-09-02 | Smoke exhaust device of boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021894251.6U CN213656801U (en) | 2020-09-02 | 2020-09-02 | Smoke exhaust device of boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213656801U true CN213656801U (en) | 2021-07-09 |
Family
ID=76694385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021894251.6U Expired - Fee Related CN213656801U (en) | 2020-09-02 | 2020-09-02 | Smoke exhaust device of boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213656801U (en) |
-
2020
- 2020-09-02 CN CN202021894251.6U patent/CN213656801U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210709 |
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| CF01 | Termination of patent right due to non-payment of annual fee |