CN210220782U - Heat exchanger corrosion prevention device - Google Patents
Heat exchanger corrosion prevention device Download PDFInfo
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- CN210220782U CN210220782U CN201920939536.8U CN201920939536U CN210220782U CN 210220782 U CN210220782 U CN 210220782U CN 201920939536 U CN201920939536 U CN 201920939536U CN 210220782 U CN210220782 U CN 210220782U
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- heat exchanger
- spiro union
- main part
- circulation tank
- exchanger main
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Abstract
The application discloses heat exchanger corrosion prevention device, including bushing seal connecting piece, bushing seal connecting piece inner wall spiro union has gaseous filter equipment, gaseous filter equipment top spiro union has the heat exchanger main part, heat exchanger main part bottom outer wall spiro union has circulation tank, the inside array pipe that evenly is provided with of heat exchanger main part, heat exchanger main part spiro union has the device that induced drafts, the device that induced drafts with heat exchanger main part junction spiro union has the connection backing plate, and circulation tank reduces income wind gap exhaust gas temperature, makes waste gas reduce corrosivity, and the fan rotates among the device that induced drafts through heat exchanger main part top, drives the air flow in the heat exchanger for exhaust gas circulation speed to reduce the contact time of waste gas and heat exchanger array pipe, reduce the condition that heat exchanger array pipe was corroded, reduce the production of array pipe surface dirt.
Description
Technical Field
The application relates to the technical field of industrial energy-saving equipment, in particular to a heat exchanger anti-corrosion device.
Background
The sleeve lime kiln is one of lime kilns, it is low to have the heat consumption, lime activity is high, moreover, the steam generator is simple in structure, the characteristics of fuel strong adaptability, the heat exchanger in the sleeve lime kiln frequently blocks up, it is once just once to need to clear up in average 15 ~ 20 days, the work load of scale removal is great, because the heat exchanger blocks up, cause the heat exchanger efficiency to reduce, make the interior temperature field disorder of kiln, cause the lime quality to descend, then the main reason that causes the heat exchanger to block up is that acid component contains in the waste gas, waste gas can corrode the heat exchanger shell and tube inside the sleeve lime kiln after running into high temperature and form the dirt, long-term accumulation causes the heat exchanger to block up, for solving this problem research.
SUMMERY OF THE UTILITY MODEL
The application provides a heat exchanger corrosion prevention device to produce the problem that the dirt led to the fact the heat exchanger to block up after solving the heat exchanger in the sleeve kiln after the tubulation is corroded.
The embodiment of the application provides a heat exchanger anticorrosion device, which comprises a sleeve sealing connecting piece, wherein the inner wall of the sleeve sealing connecting piece is screwed with a gas filtering device, the top of the gas filtering device is screwed with a heat exchanger main body, the outer wall of the bottom of the heat exchanger main body is screwed with a circulating water tank, an array pipe is uniformly arranged in the heat exchanger main body, the heat exchanger main body is screwed with an air suction device, the air suction device is screwed with a connecting base plate at the joint of the heat exchanger main body, the gas filtering device comprises a gas filtering device outer frame, a filtering device inner frame and a filtering layer, the inner wall of the filtering device outer frame is screwed with the filtering device inner frame, the filtering layer is arranged in the filtering device inner frame, the circulating water tank comprises a circulating water tank shell, a circulating water tank water inlet and, circulation water tank shell one side is provided with the circulation water tank water inlet, circulation water tank shell opposite side is provided with the circulation water tank delivery port, the device that induced drafts includes the fan, induced drafts the device frame and fan hangs the crossbeam, induced drafts device frame top spiro union have the fan hangs the crossbeam, the fan spiro union in on the fan hangs the crossbeam.
Optionally, the filter layer is uniformly provided with rectangular through holes.
Optionally, the outer wall of the array tube is arc-shaped.
Optionally, a cavity is arranged inside the casing pipe sealing connecting piece, and a top port of the casing pipe sealing connecting piece is matched with a bottom port of the heat exchanger main body.
According to the technical scheme, the anti-corrosion device for the heat exchanger comprises a sleeve sealing connecting piece, the inner wall of the sleeve sealing connecting piece is screwed with a gas filtering device, the top of the gas filtering device is screwed with a heat exchanger main body, the outer wall of the bottom of the heat exchanger main body is in threaded connection with a circulating water tank, the interior of the heat exchanger main body is uniformly provided with array pipes, the heat exchanger main body is screwed with an air suction device, the joint of the air suction device and the heat exchanger main body is screwed with a connecting base plate, the circulating water tank reduces the temperature of waste gas at an air inlet to reduce the corrosivity of the waste gas, the fan in the air suction device at the top of the heat exchanger main body rotates to drive the air in the heat exchanger to flow, thereby accelerating the circulation speed of waste gas, therefore, the contact time of waste gas and the heat exchanger array tube is reduced, the corrosion condition of the heat exchanger array tube is reduced, and the generation of dirt on the surface of the array tube is reduced.
Drawings
In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic front view of a cross-sectional structure provided in an embodiment of the present application;
fig. 2 is a schematic top view of a structure provided in an embodiment of the present application;
FIG. 3 is a schematic top view of a gas filtering apparatus according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural diagram of a portion a in FIG. 1 according to an embodiment of the present disclosure;
FIG. 5 is a schematic structural diagram of a portion b in FIG. 1 according to an embodiment of the present disclosure;
FIG. 6 is a schematic structural diagram of a point c in FIG. 1 according to an embodiment of the present disclosure;
FIG. 7 is a schematic structural diagram of a circulation tank according to an embodiment of the present disclosure;
description of the drawings: 1. the air inlet cylinder, 2, sleeve pipe sealing connecting piece, 3, gas filtration device, 301, gas filtration device frame, 302, the filter equipment inside casing, 303, the filter layer, 4, circulation tank, 401, the circulation tank shell, 402, the circulation tank water inlet, 403, the circulation tank delivery port, 5, the heat exchanger main part, 6, the array tube, 7, airflow channel, 8, the device that induced drafts, 801, the fan, 802, the device frame that induced drafts, 803, fan hang the crossbeam, 9, the connection backing plate.
With the foregoing drawings in mind, certain embodiments of the disclosure have been shown and described in more detail below. These drawings are not intended to limit the scope of the disclosed concepts in any way, but rather to illustrate the disclosed concepts to those skilled in the art by reference to specific embodiments.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application.
Referring to fig. 1, 2, 3, 4, 5, 6 and 7, the corrosion protection device for a heat exchanger provided by the embodiment of the present application includes a casing sealing connector 2, a gas filtering device 3 is screwed on an inner wall of the casing sealing connector 2, a heat exchanger main body 5 is screwed on a top of the gas filtering device 3, a circulation water tank 4 is screwed on an outer wall of a bottom of the heat exchanger main body 5, the circulation water tank 4 is wrapped on an outer wall of the bottom of the heat exchanger main body 5, water enters the circulation water tank 4 through a water inlet 402 of the circulation water tank, water in the circulation water tank 4 is discharged through a water outlet 403 of the circulation water tank, array pipes 6 are uniformly arranged in the heat exchanger main body 5, an air suction device 8 is screwed on the heat exchanger main body 5, and air in the heat exchanger main body 5 is driven to flow by rotation of a fan 801 in the air suction device 8, accelerate the circulation speed of waste gas to reduce the contact time of waste gas and heat exchanger array pipe 6, reduce the condition that heat exchanger array pipe 6 is corroded, reduce the production of array pipe 6 surface dirt, induced draft device 8 with heat exchanger main part 5 junction spiro union has connecting pad 9, can produce vibration in induced draft device 8 in the rotation of fan 801 and lead to the bolt to rock and alleviate vibration through connecting pad 9 and keep bolt stability, gas filtering device 3 includes gas filtering device frame 301, filter equipment inside casing 302 and filter layer 303, filter device frame 301 inner wall spiro union has filter device inside casing 302, filter device frame 301 and sleeve pipe sealing connecting piece 2 spiro union, the inside filter layer 303 that is provided with of filter device inside casing 302, the material of coming of alkali is put in the filter layer 303, circulation tank 4 includes circulation tank shell 401, the condition that heat exchanger array pipe 6 is corroded, Circulation tank water inlet 402 and circulation tank delivery port 403, the inside cavity that is provided with of circulation tank shell 401, circulation tank shell 401 one side is provided with circulation tank water inlet 402, circulation tank shell 401 opposite side is provided with circulation tank delivery port 403, induced draft device 8 includes fan 801, induced draft device frame 802 and fan hang crossbeam 803, the spiro union in top of induced draft device frame 802 fan hang crossbeam 803, fan 801 spiro union in on the fan hang crossbeam 803.
The outer wall of the array tube 6 is arc-shaped, and the contact area of the array tube 6 with air can be increased due to the arc-shaped structure, so that a better heat exchange effect is achieved.
The inside cavity that is provided with of casing sealing connecting piece 2, 2 top ports of casing sealing connecting piece with 5 bottom ports of heat exchanger main part match, casing sealing connecting piece 2 is used for connecting exhaust outlet and heat transfer device.
According to the technical scheme, the working principle and the working sequence of the heat exchanger are that waste gas usually contains acidic gases such as K, Na and Cl, the temperature of an air inlet of the heat exchanger is usually increased to more than 700 ℃, K, Na and Cl in the waste gas can generate corrosivity after encountering high temperature, the waste gas with corrosivity is slowly raised in the heat exchanger, the corrosive waste gas corrodes an array pipe 6 in the heat exchanger in the rising process, the array pipe 6 can generate dirt after being corroded, the dirt on the array pipe 6 can obstruct gas circulation and influence the normal operation of the heat exchanger, a circulating water tank is screwed on the outer wall of the bottom of a main body of the heat exchanger, the circulating water tank is wrapped on the outer wall of the bottom of the main body of the heat exchanger, water enters the inside of the circulating water tank through a water inlet of the circulating water tank, the water in the inside of the circulating water tank is discharged through a water outlet of, the heat of heat exchanger main part bottom is absorbed to circulation tank, and waste gas also can reduce with heat exchanger main part bottom contact back temperature, and the waste gas corrosivity after the cooling reduces, and the fan rotates in the device that induced drafts through heat exchanger main part top, drives the air flow in the heat exchanger for waste gas circulation speed, thereby reduce the contact time of waste gas and heat exchanger array pipe, reduce the condition that heat exchanger array pipe is corroded, reduce the production of array pipe surface dirt.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (4)
1. The utility model provides a heat exchanger corrosion prevention device, its characterized in that, includes bushing seal connecting piece (2), bushing seal connecting piece (2) inner wall spiro union has gaseous filter equipment (3), gaseous filter equipment (3) top spiro union has heat exchanger main part (5), heat exchanger main part (5) bottom outer wall spiro union has circulating water tank (4), heat exchanger main part (5) inside evenly is provided with array pipe (6), heat exchanger main part (5) spiro union has induced draft device (8), induced draft device (8) with heat exchanger main part (5) junction spiro union has connecting pad (9), gaseous filter equipment (3) include gaseous filter equipment frame (301), filter equipment inside casing (302) and filter layer (303), gaseous filter equipment frame (301) inner wall spiro union has filter equipment inside casing (302), inside being provided with of filter equipment inside casing (302) filter layer (303), circulation tank (4) are including circulation tank shell (401), circulation tank water inlet (402) and circulation tank delivery port (403), inside cavity that is provided with of circulation tank shell (401), circulation tank shell (401) one side is provided with circulation tank water inlet (402), circulation tank shell (401) opposite side is provided with circulation tank delivery port (403), induced draft device (8) are including fan (801), induced draft device frame (802) and fan hang crossbeam (803), induced draft device frame (802) top spiro union have fan hang crossbeam (803), fan (801) spiro union in on fan hang crossbeam (803).
2. A heat exchanger corrosion protection device according to claim 1, wherein said filter layer (303) is uniformly provided with rectangular through holes.
3. The heat exchanger corrosion protection device according to claim 1, wherein the outer wall of the array tube (6) is arc-shaped.
4. The heat exchanger corrosion protection device according to claim 1, wherein a cavity is provided inside the casing sealing connection piece (2), and a top port of the casing sealing connection piece (2) is matched with a bottom port of the heat exchanger main body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920939536.8U CN210220782U (en) | 2019-06-21 | 2019-06-21 | Heat exchanger corrosion prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920939536.8U CN210220782U (en) | 2019-06-21 | 2019-06-21 | Heat exchanger corrosion prevention device |
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| Publication Number | Publication Date |
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| CN210220782U true CN210220782U (en) | 2020-03-31 |
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| CN201920939536.8U Active CN210220782U (en) | 2019-06-21 | 2019-06-21 | Heat exchanger corrosion prevention device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758349A (en) * | 2021-09-23 | 2021-12-07 | 广东捷玛节能科技股份有限公司 | Waste gas waste heat exchanger |
-
2019
- 2019-06-21 CN CN201920939536.8U patent/CN210220782U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113758349A (en) * | 2021-09-23 | 2021-12-07 | 广东捷玛节能科技股份有限公司 | Waste gas waste heat exchanger |
| CN113758349B (en) * | 2021-09-23 | 2023-08-22 | 广东捷玛节能科技股份有限公司 | Waste gas waste heat exchanger |
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