CN217236560U - Fin type heat exchange tube for primary air preheater - Google Patents
Fin type heat exchange tube for primary air preheater Download PDFInfo
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- CN217236560U CN217236560U CN202220381170.9U CN202220381170U CN217236560U CN 217236560 U CN217236560 U CN 217236560U CN 202220381170 U CN202220381170 U CN 202220381170U CN 217236560 U CN217236560 U CN 217236560U
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- heat exchange
- pipe
- exchange tube
- air pump
- finned
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model discloses a finned heat exchange tube for primary air preheater belongs to indirect heating equipment technical field, the power distribution box comprises a box body, the shower nozzle drenches, high pressure water pump, intake pipe and outlet duct, a serial communication port, be equipped with the framework in the box, the filter screen, reservoir and air pump storehouse, be equipped with a set of heat exchange tube in the framework, be equipped with the finned tube on the heat exchange tube, the framework bottom is equipped with the blow off pipe, the blow off pipe downside is equipped with the filter screen, the filter screen downside is equipped with the reservoir, the reservoir left side is equipped with water pipe one, water pipe one communicates with the high pressure water pump left part, high pressure water pump lower part and water pipe two-phase intercommunication, the spray pipe link up framework upper portion, the reservoir bottom is equipped with the air pump storehouse, be equipped with the air pump in the air pump storehouse, the air pump is linked together with exhaust house steward, be equipped with a set of exhaust branch pipe on the exhaust house steward, exhaust branch pipe link up framework left part. The problem that the heat exchange efficiency of the finned heat exchange tube is affected due to the fact that dust is accumulated and blocked on the surfaces of the heat exchange tube and the finned tube in use is solved, and the finned heat exchange tube is mainly used for the heat exchange tube.
Description
Technical Field
The utility model relates to a indirect heating equipment technical field specifically is a wind fin type heat exchange tube for preheater.
Background
Heat exchange refers to the transfer of heat between cold and hot fluids, and is a unit operation belonging to the heat transfer process. The purpose of heat exchange mainly comprises: heating, cooling, vaporizing or condensing the material to reach or maintain the temperature or phase state required by the production process; secondly, the heat is comprehensively utilized, and the hot fluid to be cooled supplies heat to the cold fluid to be heated, so that the heat utilization rate is improved. The finned radiating pipe is one of the most widely used heat exchange devices in gas and liquid heat exchangers. The purpose of heat transfer enhancement is achieved by additionally arranging fins on a common base pipe. The base pipe can be a steel pipe; a stainless steel tube; copper tubing, and the like. The fins can also be made of steel belts; stainless steel belts, copper belts, aluminum belts, and the like. At present, heat exchangers generally exchange heat through heat exchange tubes, and finned tubes are heat exchange elements. In order to improve the heat exchange efficiency, fins are usually added on the surface of the heat exchange tube to increase the external surface area (or the internal surface area) of the heat exchange tube, thereby achieving the purpose of improving the heat exchange efficiency.
Some dusts and dirt that gather up after the fin type heat exchange tube is used for a long time need clean it, and common fin type heat exchange tube is mostly artifical clean, and clean time is long, and clean effect is poor, still can increase workman's work burden simultaneously, can too much waste water resource when clean moreover, wastes time and energy, greatly reduced the work efficiency when clean, bring very big inconvenience for the user.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem mentioned in the above-mentioned background art, the utility model provides a wind is finned heat exchange tube for preheater, the technical scheme of adoption as follows:
primary air is finned heat exchange tube for preheater includes box, drenches shower nozzle, high pressure water pump, intake pipe and outlet duct, its characterized in that: the box body is internally provided with a frame body, a filter screen, a water storage bin and a gas pump bin, the box body is provided with a control box for controlling the operation of heat exchange tubes, the frame body is internally provided with a group of heat exchange tubes, the heat exchange tubes penetrate through the left part of the frame body and are communicated with an air inlet tube, the heat exchange tubes penetrate through the right part of the frame body and are communicated with an air outlet tube, flue gas generated by combustion of a combustion furnace enters from the air inlet tube, passes through the heat exchange tubes and then comes out from the air outlet tube, the heat exchange tubes are provided with finned tubes, the finned tubes can increase the heat exchange area of the heat exchange tubes and improve the heat exchange efficiency, the bottom of the frame body is provided with a drain pipe, anhydrous water after the heat exchange tubes and the finned tubes are subjected to high-pressure flushing falls into the filter screen through the drain pipe, the lower side of the drain pipe is provided with the filter screen, the water after the filter screen filters dirt in the wastewater falls into the water storage bin, the left side of the water storage bin is provided with a water pipe I, the utility model discloses a water pump, including water pipe one, high pressure water pump, water pipe two lower parts and rain shower nozzle upper portion are linked together, rain shower nozzle in be equipped with the spray pipe, the spray pipe link up framework upper portion, the water in the water storage storehouse is taken out to the high pressure water pump, again through rain shower nozzle in the dust on spray pipe to heat exchange tube and finned tube surface wash, water storage storehouse bottom be equipped with the air pump storehouse, the air pump storehouse in be equipped with the air pump, air pump and exhaust main be linked together, exhaust main on be equipped with a set of exhaust branch pipe, exhaust branch pipe link up framework left part, the air pump starts to air-dry heat exchange tube and finned tube after washing, avoids the moisture to stay and makes it rust on its surface.
Preferably: the high-pressure water pump is provided with a fixing piece, the fixing piece is fixedly connected with the upper part of the shower nozzle, and the high-pressure water pump is fixed by the fixing piece.
Preferably: the box on be equipped with the manhole, conveniently wash the filter screen.
The utility model has the advantages of it is following: the utility model discloses a water of high pressure water pump extraction water storage storehouse is washed heat exchange and finned tube to the injection through the spray pipe, and the rethread air pump air-dries heat exchange tube and finned tube that the washing was accomplished, has solved fin heat exchange tube in use and has often influenced heat exchange efficiency's problem at heat exchange tube and finned tube surface because of piling up, blockking up of dust, mainly used in the aspect of the heat exchange tube.
Drawings
FIG. 1 is a structural diagram of a fin type heat exchange tube for a primary air preheater of the present invention;
FIG. 2 is a front view of the finned heat exchange tube for the primary air preheater of the present invention;
fig. 3 is a partial enlarged view of the a-position of the finned heat exchange tube for the primary air preheater of the present invention.
The attached drawings are as follows: 1-box body, 2-frame body, 3-filter screen, 4-water storage bin, 5-air pump bin, 6-heat exchange tube, 7-air inlet tube, 8-air outlet tube, 9-finned tube, 10-blow-off tube, 11-water tube I, 12-high pressure water pump, 13-water tube II, 14-shower nozzle, 15-water spray tube, 16-air pump, 17-exhaust main pipe, 18-exhaust branch pipe, 19-fixing piece, 20-control box and 21-manhole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-3:
primary air is finned heat exchange tube for preheater includes box 1, drenches shower nozzle 14, high pressure water pump 12, intake pipe 7 and outlet duct 8, its characterized in that: the box body 1 is internally provided with a frame body 2, a filter screen 3, a water storage bin 4 and an air pump bin 5, the box body 1 is provided with a control box 20, the frame body 2 is internally provided with a group of heat exchange tubes 6, the heat exchange tubes 6 penetrate through the left part of the frame body 2 and are communicated with an air inlet pipe 7, the heat exchange tubes 6 penetrate through the right part of the frame body 2 and are communicated with an air outlet pipe 8, the heat exchange tubes 6 are provided with finned tubes 9, the bottom of the frame body 2 is provided with a sewage discharge pipe 10, the lower side of the sewage discharge pipe 10 is provided with the filter screen 3, the lower side of the filter screen 3 is provided with the water storage bin 4, the left side of the water storage bin 4 is provided with a water pipe I11, the water pipe I11 is communicated with the left part of a high-pressure water pump 12, the lower part of the high-pressure water pump 12 is communicated with a water pipe II 13, the lower part of the water pipe II 13 is communicated with the upper part of a rain spray nozzle 14, the rain spray nozzle 14 is internally provided with a water spray pipe 15, the spray pipe 15 link up 2 upper portions of framework, 4 bottoms of water storage storehouse be equipped with air pump storehouse 5, air pump storehouse 5 in be equipped with air pump 16, air pump 16 be linked together with exhaust manifold 17, exhaust manifold 17 on be equipped with a set of exhaust branch pipe 18, exhaust branch pipe 18 link up 2 left parts of framework.
Furthermore, a fixing piece 19 is arranged on the high-pressure water pump 12, and the fixing piece 19 is fixedly connected with the upper part of the shower nozzle 14.
Furthermore, a manhole 21 is arranged on the box body 1.
The working principle of the utility model is as follows:
the high-pressure water pump 12 is started, water in the water storage bin 4 is pumped by the high-pressure water pump 12 through the water pipe I11, enters the deluge spray nozzle 14 through the water pipe II 13, then enters the water spray pipe 15 through the deluge spray nozzle 14, dust on the surfaces of the heat exchange tubes 7 and the finned tubes 9 in the frame body 2 is washed, washed water does not fall on the filter screen 3 through the drain pipe 10, water continues to flow downwards into the water storage bin 4 after the filter screen 3 filters stains in the water, the high-pressure water pump 12 is closed, the air pump 16 is started, air flow enters the exhaust branch pipe 18 through the exhaust main pipe 17, and the heat exchange tubes 6 and the finned tubes 9 with moisture are dried.
The utility model is simple in operation, convenient to use is suitable for comprehensive popularization and application. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A finned heat exchange tube for air preheater includes box (1), drenches shower nozzle (14), high pressure water pump (12), intake pipe (7) and outlet duct (8), its characterized in that: the box body (1) is internally provided with a frame body (2), a filter screen (3), a water storage bin (4) and an air pump bin (5), the box body (1) is provided with a control box (20), the frame body (2) is internally provided with a group of heat exchange tubes (6), the heat exchange tubes (6) penetrate through the left part of the frame body (2) and are communicated with an air inlet pipe (7), the heat exchange tubes (6) penetrate through the right part of the frame body (2) and are communicated with an air outlet pipe (8), the heat exchange tubes (6) are provided with finned tubes (9), the bottom of the frame body (2) is provided with a drain pipe (10), the lower side of the drain pipe (10) is provided with the filter screen (3), the lower side of the filter screen (3) is provided with the water storage bin (4), the left side of the water storage bin (4) is provided with a first water pipe (11), and the first water pipe (11) is communicated with the left part of a high-pressure water pump (12), high pressure water pump (12) lower part be linked together with two (13) water pipes, two (13) lower parts of water pipe be linked together with drench shower nozzle (14) upper portion, drench shower nozzle (14) in be equipped with spray pipe (15), spray pipe (15) link up framework (2) upper portion, water storage storehouse (4) bottom be equipped with air pump storehouse (5), air pump storehouse (5) in be equipped with air pump (16), air pump (16) be linked together with exhaust main pipe (17), exhaust main pipe (17) on be equipped with a set of exhaust branch pipe (18), exhaust branch pipe (18) link up framework (2) left part.
2. The finned heat exchange tube for the primary air preheater as recited in claim 1, wherein: the high-pressure water pump (12) is provided with a fixing piece (19), and the fixing piece (19) is fixedly connected with the upper part of the shower nozzle (14).
3. The finned heat exchange tube for a primary air preheater as recited in claim 1, wherein: a manhole (21) is arranged on the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220381170.9U CN217236560U (en) | 2022-02-24 | 2022-02-24 | Fin type heat exchange tube for primary air preheater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220381170.9U CN217236560U (en) | 2022-02-24 | 2022-02-24 | Fin type heat exchange tube for primary air preheater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217236560U true CN217236560U (en) | 2022-08-19 |
Family
ID=82835546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220381170.9U Active CN217236560U (en) | 2022-02-24 | 2022-02-24 | Fin type heat exchange tube for primary air preheater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217236560U (en) |
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2022
- 2022-02-24 CN CN202220381170.9U patent/CN217236560U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Qu Wenlong Inventor after: Teng Weisheng Inventor before: Qu Wenlong Inventor before: Teng Weisheng |
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| CB03 | Change of inventor or designer information |