CN113117433A - Boiler exhaust treatment device convenient to recycle heat - Google Patents
Boiler exhaust treatment device convenient to recycle heat Download PDFInfo
- Publication number
- CN113117433A CN113117433A CN201911406467.5A CN201911406467A CN113117433A CN 113117433 A CN113117433 A CN 113117433A CN 201911406467 A CN201911406467 A CN 201911406467A CN 113117433 A CN113117433 A CN 113117433A
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- China
- Prior art keywords
- heat exchange
- water
- heat
- section
- treatment device
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
- F28D7/024—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
Abstract
The invention relates to the technical field of boiler waste gas treatment, and discloses a boiler waste gas treatment device convenient for recycling heat, which comprises a filter chamber, wherein one side in the filter chamber is communicated and fixed with an air inlet pipe, the bottom end of the air inlet pipe is hermetically inserted in a glass cover, a filter core rod is plugged in the glass cover, the other side in the filter chamber is inserted and connected with an air conveying section of an air outlet pipe, the air outlet pipe also comprises a heat exchange section and an air outlet section, the heat exchange section is uniformly wound on two heat exchange water bins, the two heat exchange water bins are directly connected through a connecting water pipe, an internal water flow channel of the heat exchange water bins is an interlayer of a bin wall, an interlayer bracket of the bin wall is uniformly provided with a choking ring, water holes are uniformly arranged on the choking ring, and the direction of water flow in the connecting water pipe is opposite to the direction of air flow in the air outlet pipe, thereby the heat of the waste gas can be fully recycled.
Description
Technical Field
The invention relates to the technical field of boiler waste gas treatment, in particular to a boiler waste gas treatment device convenient for recycling heat.
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.
The direct outside of discharging of the flue gas that the boiler produced when combustion process causes the pollution to the air, has a large amount of heats in the waste gas moreover, and direct discharge still can cause the waste of the energy, has designed a boiler waste gas heat recovery and has recycled the device for this reason and solve above problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a boiler waste gas treatment device convenient for recycling heat.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a boiler exhaust treatment device convenient to recycle heat, including the filter chamber, one side intercommunication in the filter chamber is fixed with the intake pipe, the bottom seal of intake pipe is inserted and is established in the glass cover, and the stopper is equipped with the filter core stick in the glass cover, the glass cover is stretched out to the bottom of filter core stick, and the opposite side in the filter chamber is inserted and is established the gas transmission section that the intercommunication has the outlet duct, the outlet duct still includes heat transfer section and exhaust section, the heat transfer section evenly twines and establishes on two heat transfer sump, two heat transfer sump are direct to be connected through connecting water piping, the inside rivers passageway of heat transfer sump is the intermediate layer of bulkhead, and the intermediate layer support of bulkhead evenly is provided with the choking ring, and evenly seted up the water hole on the choking ring, and the direction of connecting the interior rivers.
Preferably, the middle part of the filter chamber is hermetically fixed with a partition plate.
Preferably, the gas transmission port of the gas transmission section on the gas outlet pipe and the filter core rod extending from the glass cover are both positioned below the partition plate.
Preferably, the tail end of the heat exchange section is connected with an exhaust section, and the front end of the heat exchange section is connected with a gas transmission section.
Preferably, the filter core rod comprises an inner core composed of graphene and modified diatom, and the outer layer of the filter core rod is wrapped by a HEPA filter screen.
Preferably, the two sides of the bottom of the filtering chamber are fixedly provided with the supports, the bottom of the filtering chamber is provided with the opening and closing door in a sealing manner, and the opening and closing door is convenient for replacing the filtering core rod.
Preferably, the outer wall of the filter element rod in the glass cover is in pressing contact with the glass cover.
The invention has the beneficial effects that:
1. waste gas discharged by the boiler enters the filter chamber through the gas inlet pipe, and the waste gas passes through the filter core rod in the glass cover, so that the waste gas is filtered, the phenomenon that a heat exchange pipeline is blocked by particles in the waste gas during heat exchange to influence the heat exchange effect is avoided, and the problem that the maintenance cost of the heat exchange pipeline is high is avoided;
2. the hot airflow in the heat exchange section exchanges heat with the water flow flowing in the interlayer of the bin wall in the heat exchange water bin, the wound heat exchange section can exchange heat with the water flow sufficiently, the water flow further exchanges heat with the waste gas in the heat exchange section through the interlayer type water flow channel of the bin wall, and meanwhile, the choking ring in the interlayer of the bin wall reduces the water flow speed, so that the heat exchange between the water flow and the waste gas in the heat exchange section is more thorough, and the waste of a waste gas heat source is avoided;
3. because the direction of the water flow in the connecting water pipe is opposite to the direction of the air flow in the air outlet pipe, the air outlet pipe sequentially passes through the two heat exchange water bins, so that when waste gas exchanges heat with the water flow, the water flow in the heat exchange water bin of the low-temperature heat exchange area is preheated firstly, and then the preheated water enters the heat exchange water bin of the high-temperature heat exchange area to be heated, so that the heat exchange of the waste gas is more thorough, and the water heating efficiency is higher;
4. the invention can filter the waste gas discharged by the boiler, and the hot waste gas exchanges heat with the heat exchange water sump after being filtered, thereby fully recycling the heat of the waste gas.
Drawings
FIG. 1 is a schematic structural view of a boiler exhaust gas treatment device for facilitating heat recovery according to the present invention;
FIG. 2 is a schematic view of the internal structure of the heat exchange water sump in FIG. 1;
FIG. 3 is a schematic view of the choking ring of FIG. 2;
fig. 4 is a schematic structural view of the bottom of the filtering chamber in fig. 1.
In the figure: 1 filter chamber, 2 inlet pipes, 3 outlet pipes, 31 gas transmission section, 32 heat exchange section, 33 exhaust section, 4 glass covers, 5 partition plates, 6 filter core rods, 7 heat exchange water bins, 8 connecting water pipes, 9 choking rings, 10 water holes and 11 opening and closing doors.
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 only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a boiler waste gas treatment device convenient to recycle heat, including filter chamber 1, one side intercommunication in filter chamber 1 is fixed with intake pipe 2, the bottom seal of intake pipe 2 inserts and establishes in glass cover 4, and glass cover 4 internal stopper is equipped with filter rod 6, 6 outer walls of filter rod in glass cover 4 and glass cover 4 extrusion contact, glass cover 4 is stretched out to the bottom of filter rod 6, the middle part seal installation of filter chamber 1 is fixed with division board 5, the last gas transmission port of gas transmission section 31 of outlet duct 3 and stretch out filter rod 6 from glass cover 4 and all be located the below of division board 5.
The two sides of the bottom of the filtering chamber 1 are fixedly provided with brackets, the bottom of the filtering chamber 1 is provided with an opening and closing door 11 in a sealing way, and the opening and closing door 11 is used for replacing the filtering core rod 6.
The other side in the filtering chamber 1 is inserted with an air transmission section 31 communicated with an air outlet pipe 3, the air outlet pipe 3 also comprises a heat exchange section 32 and an air exhaust section 33, the tail end of the heat exchange section 32 is connected with the air exhaust section 33, and the front end of the heat exchange section 32 is connected with the air transmission section 31.
The heat transfer section 32 evenly twines and establishes on two heat transfer sump 7, and two heat transfer sump 7 are direct to be connected through connecting water pipe 8, and the inside rivers passageway of heat transfer sump 7 is the intermediate layer of bulkhead, and the intermediate layer support of bulkhead evenly is provided with choked flow ring 9, and evenly seted up water hole 10 on the choked flow ring 9, and the direction of connecting rivers in the water pipe 8 is opposite with the direction of the interior air current of outlet duct 3.
In the embodiment, waste gas discharged by a boiler enters the filter chamber 1 through the gas inlet pipe 2, passes through the filter core rod 6 in the glass cover 4 and then escapes from the part, extending out of the glass tube 4, of the filter core rod 6, so that the waste gas is filtered, the phenomenon that a heat exchange pipeline is blocked by particles in the waste gas during heat exchange is avoided, the heat exchange effect is influenced, and the problem that the maintenance cost of the heat exchange pipeline is high is avoided; meanwhile, the filter core rod 6 can be replaced by installing an opening and closing door 11 at the bottom of the filter chamber 1 in a sealing way;
filtered waste gas enters the gas outlet pipe 3 and is transmitted to the heat exchange section 32 from the gas transmission section 31 of the gas outlet pipe 3, the heat exchange section 32 is wound on the outer side of the heat exchange water sump 7, hot gas flow in the heat exchange section 32 exchanges heat with water flow flowing in a wall interlayer of the heat exchange water sump 7, the wound heat exchange section 32 can exchange heat with the water flow fully, the water flow further exchanges heat with the waste gas in the heat exchange section 32 through the wall interlayer type water flow channel, and meanwhile, the choking ring 9 in the wall interlayer of the sump reduces the water flow speed, so that the heat exchange between the water flow and the waste gas in the heat exchange section 32 is more thorough, and waste of a waste gas heat source is avoided;
because the direction of the water flow in the connecting water pipe 8 is opposite to the direction of the air flow in the air outlet pipe 3, the air outlet pipe 3 sequentially passes through the two heat exchange water bins, wherein the first heat exchange water bin 7 is a high-temperature heat exchange area, the second heat exchange water bin 7 is a low-temperature heat exchange area, the water flow firstly passes through the heat exchange water bin 7 of the low-temperature heat exchange area and then passes through the heat exchange water bin 7 of the high-temperature heat exchange area, therefore, when the waste gas carries out heat exchange on the water flow, the water flow in the heat exchange water bin 7 of the entering low-temperature heat exchange area can be preheated firstly, then the preheated water enters the heat exchange water bin 7 of the high-temperature heat exchange area to be heated, thereby the heat exchange of the waste gas.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A boiler waste gas treatment device convenient for recycling heat comprises a filter chamber (1) and is characterized in that an air inlet pipe (2) is fixedly communicated with one side in the filter chamber (1), the bottom end of the air inlet pipe (2) is hermetically inserted in a glass cover (4), a filter core rod (6) is arranged in the glass cover (4) in a plugging mode, the bottom end of the filter core rod (6) extends out of the glass cover (4), an air conveying section (31) communicated with an air outlet pipe (3) is inserted in the other side in the filter chamber (1), the air outlet pipe (3) further comprises a heat exchange section (32) and an exhaust section (33), the heat exchange section (32) is uniformly wound on two heat exchange water bins (7), the two heat exchange water bins (7) are directly connected through connecting water pipes (8), an inner water flow channel of each heat exchange water bin (7) is an interlayer of a bin wall, and a flow blocking ring (9) is uniformly arranged on an interlayer support of the bin, and the flow blocking ring (9) is evenly provided with water holes (10), and the direction of water flow in the connecting water pipe (8) is opposite to the direction of air flow in the air outlet pipe (3).
2. A boiler exhaust gas treatment device for facilitating heat recovery according to claim 1, characterized in that a partition plate (5) is installed and fixed in a sealing manner in the middle of the filtering chamber (1).
3. The boiler waste gas treatment device convenient for recycling heat according to claim 2, characterized in that the gas delivery port of the gas delivery section (31) on the gas outlet pipe (3) and the filter core rod (6) extending from the glass cover (4) are both positioned below the partition plate (5).
4. The boiler waste gas treatment device for facilitating the recycling of heat according to claim 1, characterized in that the tail end of the heat exchange section (32) is connected with an exhaust section (33), and the front end of the heat exchange section (32) is connected with a gas transmission section (31).
5. The boiler exhaust gas treatment device convenient for recycling heat according to claim 1, wherein the filter core rod (6) comprises an inner core made of graphene and modified diatom, and an outer layer of the filter core rod (6) is wrapped by a HEPA filter screen.
6. The boiler waste gas treatment device convenient for recycling heat as claimed in claim 1, wherein the brackets are installed and fixed on both sides of the bottom of the filtering chamber (1), the bottom of the filtering chamber (1) is hermetically provided with an opening and closing door (11), and the opening and closing door (11) is used for replacing the filtering core rod (6).
7. A boiler exhaust gas treatment device for facilitating heat recovery according to claim 1, wherein the outer wall of the filter rod (6) in the glass cover (4) is in pressing contact with the glass cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911406467.5A CN113117433A (en) | 2019-12-31 | 2019-12-31 | Boiler exhaust treatment device convenient to recycle heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911406467.5A CN113117433A (en) | 2019-12-31 | 2019-12-31 | Boiler exhaust treatment device convenient to recycle heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113117433A true CN113117433A (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911406467.5A Pending CN113117433A (en) | 2019-12-31 | 2019-12-31 | Boiler exhaust treatment device convenient to recycle heat |
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| CN (1) | CN113117433A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050103196A1 (en) * | 2003-11-18 | 2005-05-19 | Industrial Technology Research Institute | Metal hydride canister apparatus |
| US20090101490A1 (en) * | 2005-07-06 | 2009-04-23 | Sylvan Source, Inc. | Water Purification System |
| DE102009025887B3 (en) * | 2009-05-29 | 2011-01-13 | Helmut Dr. Fackler | Electrolysis apparatus for producing gases from water for the production of combustion in a combustion engine, comprises a combustion area, which supplies a fuel enriched with the gas, and a housing with electrodes |
| CN107843128A (en) * | 2017-11-02 | 2018-03-27 | 朱峰 | A kind of environment-friendly type industrial waste gas waste-heat recovery device |
| CN108452657A (en) * | 2018-01-26 | 2018-08-28 | 昆山市年沙助剂有限公司 | A kind of sulfur-containing tail gas processing unit |
| CN208018424U (en) * | 2018-02-12 | 2018-10-30 | 德尔未来科技控股集团股份有限公司 | A kind of graphene filtering element for air purifier |
| CN208757203U (en) * | 2018-07-03 | 2019-04-19 | 孙贵正 | A kind of coal burning exhaust-gas treatment exhaust pipe |
| CN209302469U (en) * | 2018-12-19 | 2019-08-27 | 高密浩翰木塑材料科技有限公司 | A kind of reaction kettle waste gas continuous purification processing unit |
| CN110207510A (en) * | 2019-05-14 | 2019-09-06 | 淄博棠鸣机电科技有限公司 | A kind of recoverable exhaust gas environment-friendly processing unit of heat |
-
2019
- 2019-12-31 CN CN201911406467.5A patent/CN113117433A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050103196A1 (en) * | 2003-11-18 | 2005-05-19 | Industrial Technology Research Institute | Metal hydride canister apparatus |
| US20090101490A1 (en) * | 2005-07-06 | 2009-04-23 | Sylvan Source, Inc. | Water Purification System |
| DE102009025887B3 (en) * | 2009-05-29 | 2011-01-13 | Helmut Dr. Fackler | Electrolysis apparatus for producing gases from water for the production of combustion in a combustion engine, comprises a combustion area, which supplies a fuel enriched with the gas, and a housing with electrodes |
| CN107843128A (en) * | 2017-11-02 | 2018-03-27 | 朱峰 | A kind of environment-friendly type industrial waste gas waste-heat recovery device |
| CN108452657A (en) * | 2018-01-26 | 2018-08-28 | 昆山市年沙助剂有限公司 | A kind of sulfur-containing tail gas processing unit |
| CN208018424U (en) * | 2018-02-12 | 2018-10-30 | 德尔未来科技控股集团股份有限公司 | A kind of graphene filtering element for air purifier |
| CN208757203U (en) * | 2018-07-03 | 2019-04-19 | 孙贵正 | A kind of coal burning exhaust-gas treatment exhaust pipe |
| CN209302469U (en) * | 2018-12-19 | 2019-08-27 | 高密浩翰木塑材料科技有限公司 | A kind of reaction kettle waste gas continuous purification processing unit |
| CN110207510A (en) * | 2019-05-14 | 2019-09-06 | 淄博棠鸣机电科技有限公司 | A kind of recoverable exhaust gas environment-friendly processing unit of heat |
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Application publication date: 20210716 |