CN207132751U - Large-traffic high temperature flue gas cooler - Google Patents
Large-traffic high temperature flue gas cooler Download PDFInfo
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- CN207132751U CN207132751U CN201721170880.2U CN201721170880U CN207132751U CN 207132751 U CN207132751 U CN 207132751U CN 201721170880 U CN201721170880 U CN 201721170880U CN 207132751 U CN207132751 U CN 207132751U
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- flue gas
- pipe group
- upper water
- water box
- pipe
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Abstract
The utility model discloses a large-traffic high temperature flue gas cooler has solved the big easy problem that leads to cooler life to be short and flue gas cooling efficiency to hang down of damaging of solving prior art cooling water piping difference in temperature. The utility model comprises a spherical shell, a first flue wall and a second flue wall; the spherical shell is divided into an upper water cavity, a flue gas cooling cavity and a lower water cavity by a first flue wall and a second flue wall, the flue gas cooling cavity is provided with a flue gas inlet and a flue gas outlet, and a first pipe group, a second pipe group and a third pipe group are arranged in the flue gas cooling cavity; a first upper water tank, a second upper water tank and a third upper water tank are arranged in the upper water cavity; the lower water cavity is internally provided with a first lower water tank and a second lower water tank which are mutually communicated through a pipeline. The utility model discloses simple structure, design scientific and reasonable has still prolonged when having guaranteed that the flue gas resistance that the flue gas side was enough low falls the utility model discloses a life and improved heat exchange efficiency.
Description
Technical field
The utility model belongs to flue gas cooling technology field, and in particular to a kind of big flow high-temperature flue gas cooler.
Background technology
The big flow high-temperature flue gas that aeroengine test excludes needs to cool down indirectly using cooler.Cigarette in the prior art
Gas Cooler is typically walked outside pipe using flue gas, and cooling water is walked in pipe, the flow of flue gas direction pipe vertical with flow of cooling water direction
Row's formula heat exchange structure.Prior art sets two pipe groups and two upper tube box, and each Guan Zuguan rows are more, so as to cause pipe to be arranged
The file leader last person of each pipe group of heat exchanger tube restrains that mean temperature difference is big, and the excessive tube bank temperature difference will cause to restrain and bobbin carriage tube sheet
Thermal stress is excessive, and tube bank distortion unstability, causes damage to tube bank caused by, and then reduces cooler service life, carries
High use cost, meanwhile, heat exchange efficiency is also low.
Utility model content
The purpose of this utility model is to provide a kind of big flow high-temperature flue gas cooler solve prior art cooling water pipe
The road temperature difference, which is easily damaged greatly, causes the problem of cooler service life is short and flue gas cooling effectiveness is low.
The scheme that the utility model uses is as follows：
A kind of big flow high-temperature flue gas cooler, including spherical housing, level are located at first flue on spherical housing top
Wall, and horizontal the second walling of flue for being located at spherical housing bottom；First walling of flue and the second walling of flue are by spherical housing
It is separated into upper water cavity, flue gas cooling chamber and lower water cavity successively from top to bottom, the flue gas cooling chamber side is provided with cold with the flue gas
But the gas approach of chamber connection, the flue gas cooling chamber opposite side is provided with the exhanst gas outlet connected with the flue gas cooling chamber, described
The first pipe group, the second pipe group and the 3rd pipe group are provided with vertically side by side successively in flue gas cooling chamber, the first pipe group is close to flue gas
Import and the 3rd pipe group is close to exhanst gas outlet；
It is provided with the first upper water box, the second upper water box and the 3rd upper water box in the upper water cavity, first upper water box and the
Water inlet conduit of the delivery port of two upper water boxs respectively with the first pipe group and the second pipe group connects, first upper water box and second
The water inlet of upper water box is connected with extraneous cooling water source capsule simultaneously by pipeline respectively, the water inlet of the 3rd upper water box and the
The delivery port pipeline communication of three pipe groups, the delivery port of the 3rd upper water box are connected by pipeline and extraneous cooling water recovery device
Connect；
The first lower header and the second lower header each other by pipeline communication, the first pipe group are provided with the lower water cavity
Connected respectively by pipeline with the first lower header with the second pipe group, second lower header is connected by pipeline with the 3rd pipe group.
Further, the first pipe group, the second pipe group and the 3rd pipe group form by multilayer comb, the side of the comb
To perpendicular with flow of flue gas direction, the high-temperature flue gas enters flue gas cooling chamber through gas approach, in flue gas cooling chamber according to
It is secondary flow through the first pipe group, the second pipe group and the 3rd pipe group after, discharged by exhanst gas outlet.
Further, first upper water box and the second upper water box are floating bobbin carriage.
Further, the 3rd upper water box is fixed bobbin carriage.
Further, the 3rd upper water box is floating bobbin carriage.
Further, first upper water box and the second upper water box are respectively adopted bellows and connected with external source pipe, institute
The 3rd upper water box is stated to be connected with extraneous cooling water recovery device using bellows.
Further, the first pipe group, the second pipe group and first layer comb and last layer of comb in the 3rd pipe group
Comb wall temperature difference be respectively less than 100 DEG C.
Compared with prior art, the utility model has the advantages that：
The utility model is simple in construction, and design science is reasonable, reduces what file leader's tube bank and the last person in every section of pipe row restrained
Mean temperature difference, the thermal stress level of tube bank and water tank tube sheet is reduced, is caused damage so as to ensure tube bank not distort unstability.
The utility model sets two pipe groups, each pipe group difference by carrying out the first paragraph of heat exchange in high-temperature flue gas
The upper water box for containing cooling water is connected with, so as to reduce each Guan Zuzhong pipe row, manages each Guan Zuzhong file leader
Beam and the mean temperature difference of last person's tube bank decrease below 100 DEG C.Mean temperature difference reduces, and just reduces the heat of tube bank and water tank tube sheet
Stress level, its control is set to ensure that tube bank will not distort unstability and make in the range of tube bank and water tank tube sheet are born
Into infringement, and then service life of the present utility model is extended, saved cost, at the same it is also effective by way of increasing pipe group
Improve the efficiency of flue gas cool-down.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model.
Wherein, it is entitled corresponding to reference：
Water cavity under 1- spherical housings, the walling of flues of 2- first, the walling of flues of 3- second, 4- upper water cavities, 5- flue gases cooling chamber, 6-,
7- gas approach, 8- exhanst gas outlets, the first pipes of 9- group, the second pipes of 10- group, the pipe groups of 11- the 3rd, the upper water boxs of 12- first, 13-
Two upper water boxs, the upper water boxs of 14- the 3rd, the lower headers of 15- first, the lower headers of 16- second.
Embodiment
The utility model is described in further detail with embodiment for explanation below in conjunction with the accompanying drawings, and mode of the present utility model includes
But it is not limited only to following examples.
Embodiment 1
As shown in figure 1, arrow meaning is flue gas or flow of cooling water direction in figure, one kind provided by the utility model is big to flow
High-temperature flue gas cooler is measured, type is simple in construction, and design science is reasonable, reduces what file leader's tube bank and the last person in every section of pipe row restrained
Mean temperature difference, the thermal stress level of tube bank and water tank tube sheet is reduced, is caused damage so as to ensure tube bank not distort unstability,
And then service life of the present utility model is extended, can be greatly cost-effective.This big flow high-temperature flue gas cooler includes
Spherical housing 1, level are located at first walling of flue 2 on the top of spherical housing 1, and horizontal located at the second of the bottom of spherical housing 1
Walling of flue 3；Spherical housing 1 is separated into upper water cavity 4, flue gas by the walling of flue 3 of the first walling of flue 2 and second successively from top to bottom
Cooling chamber 5 and lower water cavity 6, the side of flue gas cooling chamber 5 are provided with the gas approach 7 connected with the flue gas cooling chamber 5, the cigarette
The opposite side of air cooling chamber 5 is provided with the exhanst gas outlet 8 connected with the flue gas cooling chamber 5, is erected side by side successively in the flue gas cooling chamber 5
The first pipe group 9, the second pipe group 10 and the 3rd pipe group 11 directly are provided with, the first pipe group 9 is close to gas approach 7 and the 3rd pipe group 11
Close to exhanst gas outlet 8.
It is provided with the first upper water box 12, the second upper water box 13 and the 3rd upper water box 14 in the upper water cavity 4, water on described first
Water inlet conduit of the delivery port of the upper water box 13 of case 12 and second respectively with the first pipe group 9 and the second pipe group 10 connects, and described
The water inlet of one upper water box 12 and the second upper water box 13 is connected with extraneous cooling water source capsule simultaneously by pipeline respectively, and the described 3rd
The delivery port pipeline communication of the water inlet of upper water box 14 and the 3rd pipe group 11, the delivery port of the 3rd upper water box 14 pass through pipeline
It is connected with extraneous cooling water recovery device.
The first pipe group 9, the second pipe group 10 and the 3rd pipe group 11 by multilayer comb form, the direction of the comb with
Flow of flue gas direction is perpendicular, and the high-temperature flue gas enters flue gas cooling chamber 5 through gas approach 7, in flue gas cooling chamber 5 successively
After flowing through the first pipe group 9, the second pipe group 10 and the 3rd pipe group 11, discharged by exhanst gas outlet 8, the first pipe group 9, the second pipe group
10 and the comb wall temperature difference of the 3rd first layer comb in pipe group 11 and last layer of comb be respectively less than 100 DEG C.
It is provided with the first lower header 15 and the second lower header 16 each other by pipeline communication in the lower water cavity 6, described the
One pipe group 9 and the second pipe group 10 are connected by pipeline with the first lower header 15 respectively, second lower header 16 by pipeline with
3rd pipe group 11 connects.
The utility model sets two pipe groups, each pipe group difference by carrying out the first paragraph of heat exchange in high-temperature flue gas
The upper water box for containing cooling water is connected with, so as to reduce each Guan Zuzhong pipe row, manages each Guan Zuzhong file leader
Beam and the mean temperature difference of last person's tube bank decrease below 100 DEG C.Mean temperature difference reduces, and just reduces the heat of tube bank and water tank tube sheet
Stress level, its control is set to ensure that tube bank will not distort unstability and make in the range of tube bank and water tank tube sheet are born
Into infringement, and then service life of the present utility model is extended, saved cost, at the same it is also effective by way of increasing pipe group
Improve the efficiency of flue gas cool-down.
The upper water box 13 of first upper water box 12 and second is floating bobbin carriage, the 3rd upper water box 14 be fixed bobbin carriage or
Floating bobbin carriage.
In order to coordinate the first upper water box 12, the second upper water box 13 and the 3rd upper water box 14 to produce displacement, water on described first
The upper water box 13 of case 12 and second is respectively adopted bellows and connected with external source pipe, the 3rd upper water box 14 using bellows with
Extraneous cooling water recovery device connection.
In the present embodiment, cooling water enters cooler by cooling water inlet, then respectively enters the first upper water box 12 and second
Upper water box 13, then the first pipe group 9 is entered by the first upper water box 12, the second pipe group 10 is entered by the second upper water box 13.Cooling water exists
With identical velocity in pipes by then importing the first lower header 15, realizing the first pipe group 9 in first pipe group 9 and the second pipe group 10
With the parallel connection of the second pipe group 10.The cooling water for importing the first lower header 15 enters the second lower header 16 through pipeline, subsequently into
Enter the 3rd upper water box 14 after three pipe groups 11, discharged through discharge outlet.
The present embodiment high temperature flue gas enters flue gas cooling chamber 5 through gas approach 7, is flowed through successively in flue gas cooling chamber 5
After first pipe group 9, the second pipe group 10 and the 3rd pipe group 11, discharged by exhanst gas outlet 8
The utility model sets the first pipe group 9 in parallel and the second pipe by carrying out the first paragraph of heat exchange in high-temperature flue gas
Group 10, and the first upper water box 12 being connected with the first pipe group 9, the second upper water box 13 being connected with the second pipe group 10 are set, so as to
Reduce the pipe row in the first pipe group 9 and the second pipe group 10, make in the first pipe group 9 and the second pipe group 10 first layer comb with most
The comb wall temperature difference of later layer comb is respectively less than 100 DEG C.Mean temperature difference reduces, and the heat for just reducing tube bank and water tank tube sheet should
Power is horizontal, its control is ensure that tube bank will not distort unstability and cause in the range of tube bank and water tank tube sheet are born
Infringement.
Above-described embodiment is only one of preferred embodiment of the present utility model, be should not be taken to limit of the present utility model
Protection domain, as long as in body design thought of the present utility model and that mentally makes have no the change of essential meaning or profit
Color, the technical problem that it is solved is still consistent with the utility model, should be included in the scope of protection of the utility model
Within.
Claims (7)
- A kind of 1. big flow high-temperature flue gas cooler, it is characterised in that：Including spherical housing (1), level is located at spherical housing (1) First walling of flue (2) on top, and horizontal the second walling of flue (3) for being located at spherical housing (1) bottom；First walling of flue (2) and the second walling of flue (3) by spherical housing (1) be separated into successively from top to bottom upper water cavity (4), flue gas cooling chamber (5) and under Water cavity (6), flue gas cooling chamber (5) side are provided with the gas approach (7) connected with the flue gas cooling chamber (5), the flue gas Cooling chamber (5) opposite side is provided with the exhanst gas outlet (8) connected with the flue gas cooling chamber (5), and the flue gas cooling chamber (5) is interior successively Vertical side by side to be provided with the first pipe group (9), the second pipe group (10) and the 3rd pipe group (11), the first pipe group (9) is entered close to flue gas Mouth (7) and the close exhanst gas outlet (8) of the 3rd pipe group (11)；It is provided with the first upper water box (12), the second upper water box (13) and the 3rd upper water box (14) in the upper water cavity (4), described first The delivery port of upper water box (12) and the second upper water box (13) respectively with the first pipe group (9) and the water inlet conduit of the second pipe group (10) Connection, the water inlet of first upper water box (12) and the second upper water box (13) respectively by pipeline and meanwhile with extraneous cooling water source Pipe connects, the water inlet of the 3rd upper water box (14) and the delivery port pipeline communication of the 3rd pipe group (11), water on the described 3rd The delivery port of case (14) is connected by pipeline with extraneous cooling water recovery device；The first lower header (15) and the second lower header (16) each other by pipeline communication are provided with the lower water cavity (6), it is described First pipe group (9) and the second pipe group (10) are connected by pipeline with the first lower header (15) respectively, second lower header (16) Connected by pipeline with the 3rd pipe group (11).
- A kind of 2. big flow high-temperature flue gas cooler according to claim 1, it is characterised in that：The first pipe group (9), Second pipe group (10) and the 3rd pipe group (11) are formed by multilayer comb, and direction and the flow of flue gas direction of the comb are mutually hung down Directly, the high-temperature flue gas enters flue gas cooling chamber (5) through gas approach (7), and the first pipe is flowed through successively in flue gas cooling chamber (5) After group (9), the second pipe group (10) and the 3rd pipe group (11), discharged by exhanst gas outlet (8).
- A kind of 3. big flow high-temperature flue gas cooler according to claim 2, it is characterised in that：First upper water box (12) and the second upper water box (13) is floating bobbin carriage.
- A kind of 4. big flow high-temperature flue gas cooler according to claim 3, it is characterised in that：3rd upper water box (14) it is fixed bobbin carriage.
- A kind of 5. big flow high-temperature flue gas cooler according to claim 3, it is characterised in that：3rd upper water box (14) it is floating bobbin carriage.
- A kind of 6. big flow high-temperature flue gas cooler according to claim 4 or 5, it is characterised in that：Water on described first Case (12) and the second upper water box (13) are respectively adopted bellows and connected with external source pipe.
- A kind of 7. big flow high-temperature flue gas cooler according to claim 6, it is characterised in that：The first pipe group (9), The comb wall temperature difference of first layer comb and last layer of comb in second pipe group (10) and the 3rd pipe group (11) is respectively less than 100 ℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170880.2U CN207132751U (en) | 2017-09-13 | 2017-09-13 | Large-traffic high temperature flue gas cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170880.2U CN207132751U (en) | 2017-09-13 | 2017-09-13 | Large-traffic high temperature flue gas cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207132751U true CN207132751U (en) | 2018-03-23 |
Family
ID=61638433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721170880.2U Active CN207132751U (en) | 2017-09-13 | 2017-09-13 | Large-traffic high temperature flue gas cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207132751U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397204A (en) * | 2018-08-02 | 2020-07-10 | 巴红宇 | Waste heat recovery-based drying method for spinning |
-
2017
- 2017-09-13 CN CN201721170880.2U patent/CN207132751U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397204A (en) * | 2018-08-02 | 2020-07-10 | 巴红宇 | Waste heat recovery-based drying method for spinning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 610052 technology innovation service center, Chengdu hi tech Zone, No.5, Gaopeng Avenue, hi tech Zone, Chengdu, Sichuan Province Co-patentee after: AECC SICHUAN GAS TURBINE Research Institute Patentee after: Haohua Chemical Technology Group Co.,Ltd. Address before: No. 5 high tech Zone Gaopeng road in Chengdu city of Sichuan Province in 610041 Co-patentee before: AECC SICHUAN GAS TURBINE Research Institute Patentee before: SICHUAN TIANYI SCIENCE AND TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200713 Address after: No. 5 high tech Zone Gaopeng road in Chengdu city of Sichuan Province in 610225 Co-patentee after: AECC SICHUAN GAS TURBINE Research Institute Patentee after: SOUTHWEST RESEARCH & DESIGN INSTITUTE OF CHEMICAL INDUSTRY Address before: 610052 technology innovation service center, Chengdu hi tech Zone, No.5, Gaopeng Avenue, hi tech Zone, Chengdu, Sichuan Province Co-patentee before: AECC SICHUAN GAS TURBINE Research Institute Patentee before: Haohua Chemical Technology Group Co.,Ltd. |