CN204514102U - A kind of air cooling tubes condenser and steam-distributing pipe thereof - Google Patents
A kind of air cooling tubes condenser and steam-distributing pipe thereof Download PDFInfo
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- CN204514102U CN204514102U CN201520182620.1U CN201520182620U CN204514102U CN 204514102 U CN204514102 U CN 204514102U CN 201520182620 U CN201520182620 U CN 201520182620U CN 204514102 U CN204514102 U CN 204514102U
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- Prior art keywords
- steam
- distributing pipe
- air cooling
- cooling tubes
- distribution pipeline
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- 238000001816 cooling Methods 0.000 title claims abstract description 40
- 238000009826 distribution Methods 0.000 claims abstract description 58
- 238000011144 upstream manufacturing Methods 0.000 claims description 13
- 230000002411 adverse Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Details Of Heat-Exchange And Heat-Transfer (AREA)
Abstract
The utility model provides a kind of air cooling tubes condenser and steam-distributing pipe thereof, comprise steam distribution pipeline, described steam-distributing pipe also comprises the guiding subassembly be placed in described steam distribution pipeline, and the steam in steam distribution pipeline described in described guiding subassembly flow guide distribution is to the base tube of described air cooling tubes condenser.The guiding subassembly that this steam-distributing pipe is settled, enters in tube bundle assembly by steam water conservancy diversion, the uniformity of steam flow in the steam distribution pipeline effectively guaranteeing different tube diameters, improves air cooling tubes condenser overall heat exchange performance.
Description
Technical field
The utility model relates to sky condensing gas technical field, particularly a kind of air cooling tubes condenser and steam-distributing pipe thereof.
Background technology
Air cooling condensing technology is widely used in power plant, air cooling tubes condenser receives the vapours from boiler, steam flows into the steam-distributing pipe of air cooling tubes condenser, each base tube is dispensed at steam distribution Bottomhole pressure, thus make steam condensation form condensed water, again by condensate pipe water conservancy diversion, return to the feed water system of boiler.
In prior art, when vapours from steam turbine is successively dispensed to each base tube by steam-distributing pipe, due to the characteristic of vapor flow, jet can be subject in arrival end, adverse current section and following current section junction to affect, steam flows fast through and makes its quantity of steam being dispensed to corresponding position base tube relatively less, backflow dead band can be produced time serious, the uniformity of restriction steam distribution, greatly reduce overall heat exchange performance, and, when vapor flow is uneven, very easily there is freezeout in winter, damages the service life of air cooling tubes condenser.
In view of this, be urgently optimized design for the problems referred to above to steam-distributing pipe, providing a kind of by steam uniform distribution to the steam-distributing pipe of each base tube, can effectively improve the heat exchange property of air cooling tubes condenser.
Utility model content
The purpose of this utility model is for providing a kind of steam-distributing pipe, this steam-distributing pipe is provided with the guiding subassembly of water conservancy diversion steam, thus steam water conservancy diversion is entered in tube bundle assembly, the uniformity of steam flow in the steam distribution pipeline guaranteeing different tube diameters, improves air cooling tubes condenser overall heat exchange performance.On this basis, another object of the present utility model is for providing a kind of air cooling tubes condenser of this steam-distributing pipe of application.
The utility model provides a kind of steam-distributing pipe of air cooling tubes condenser, comprise steam distribution pipeline, described steam-distributing pipe also comprises the guiding subassembly be placed in described steam distribution pipeline, and the steam in steam distribution pipeline described in described guiding subassembly flow guide distribution is to the base tube of described air cooling tubes condenser.
Adopt the steam-distributing pipe of said structure, namely in steam distribution pipeline, settle guiding subassembly, when steam enters in steam distribution pipeline, steam drainage can be imported base tube by guiding subassembly, and then enters in tube bundle assembly.So, can quantity of steam in the steam distribution pipeline of uniform distribution different tube diameters, improve the overall heat exchange performance of air cooling tubes condenser, improve freezeout in winter.
Alternatively, described guiding subassembly comprises multiple flow deflector, and along the flow direction of described steam, the downstream of described flow deflector is inclined to the connected entrance of described steam-distributing pipe and described base tube.
Alternatively, described flow deflector is arcuation bent plate.
Alternatively, the cambered surface tangent line of described arcuation bent plate upstream extremity is parallel to the axis of described steam distribution pipeline.
Alternatively, the downstream of flow deflector described in each is arranged in order along the axis of described steam distribution pipeline, and the port of equal corresponding described connected entrance.
Alternatively, the edge of described flow deflector is fixed on the inwall of described steam distribution pipeline.
Alternatively, described guiding subassembly is all settled in the arrival end of described steam distribution pipeline, the adverse current section downstream of described steam distribution pipeline and junction, following current section upstream.
Alternatively, described guiding subassembly is all settled in the following current section downstream of described steam distribution pipeline and junction, adverse current section upstream.
The utility model also provides a kind of air cooling tubes condenser, comprises the base tube of steam-distributing pipe, tube bundle assembly, the described steam-distributing pipe of connection and described tube bundle assembly; Described steam-distributing pipe is above-described steam-distributing pipe.
Because above-mentioned steam-distributing pipe has above technique effect, therefore, the air cooling tubes condenser applying this steam-distributing pipe also should have identical technique effect, does not repeat them here.
Accompanying drawing explanation
Fig. 1 is the steam-distributing pipe schematic diagram being provided with guiding subassembly in specific embodiment;
Fig. 2 is M place close-up schematic view in Fig. 1;
Fig. 3 is the axle representative side section view of Fig. 1.
Wherein, the Reference numeral in Fig. 1 and Fig. 3 and the corresponding relation between component names are:
Steam-distributing pipe 10;
Steam distribution pipeline 11;
Guiding subassembly 12, first flow deflector 121, second flow deflector 122, the 3rd flow deflector 123;
Tube bundle assembly 20;
Base tube 30;
Following current section A, adverse current section B.
Detailed description of the invention
Core of the present utility model is for providing a kind of steam-distributing pipe, this steam-distributing pipe is provided with the guiding subassembly of water conservancy diversion steam, thus steam water conservancy diversion is entered in tube bundle assembly, the uniformity of steam flow in the steam-distributing pipe guaranteeing different tube diameters, improves air cooling tubes condenser overall heat exchange performance.On this basis, another core of the present utility model is for providing a kind of air cooling tubes condenser of this steam-distributing pipe of application.
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
It should be noted that, the noun of locality " upstream, downstream " herein all sets with vapor flow direction in air cooling tubes condenser, and " upstream " refers to the direction that steam flows into, and at steam distribution pipeline middle finger is side near steam-distributing pipe arrival end; " downstream " refers to the direction that steam flows out; As shown in Figure 1, the direction of arrow points is downstream, rightabout is upstream; Should be understood that, the appearance of these nouns of locality is all orientation that actual steam flows is benchmark, and their appearance should not affect protection domain of the present utility model.
Please refer to Fig. 1, Fig. 2 and Fig. 3, wherein, Fig. 1 is the steam-distributing pipe schematic diagram being provided with guiding subassembly in specific embodiment; Fig. 2 is M place close-up schematic view in Fig. 1; Fig. 3 is the axle representative side section view of Fig. 1.
The utility model provides a kind of steam-distributing pipe 10 of air cooling tubes condenser, this steam-distributing pipe 10 comprises steam distribution pipeline 11, with the guiding subassembly 12 be placed in steam distribution pipeline 11, steam in guiding subassembly 12 flow guide distribution steam distribution pipeline 11 to the base tube 30 of air cooling tubes condenser, thus enters in tube bundle assembly 20.
In actual application, as shown in Figure 1, steam is entered by the entrance of steam distribution pipeline 11, and when steam distribution pipeline 11 flows, steam drainage can be imported base tube 30 by guiding subassembly 12, especially, the place that the flow velocity that this guiding subassembly 12 is arranged at vapor stream is larger, can evade the flowing of excessive vapor stream and restrict steam and enter in tube bundle assembly 20, effectively improving the uniformity of steam distribution, improve the overall heat exchange of air cooling tubes condenser, guarantee the operating efficiency of more efficient.
Further, this guiding subassembly 12 comprises multiple with the flow deflector of a determining deviation arrangement, and along the flow direction of steam, the downstream tendency steam-distributing pipe 10 of each flow deflector and the connected entrance of base tube 30.As shown in Figures 2 and 3, the flow deflector in guiding subassembly 12 radially arranges with a determining deviation in jet chimney, and the downstream of each flow deflector is all towards tube bundle assembly 20.
In a kind of specific embodiment, be provided with the first flow deflector 121, second flow deflector 122, the 3rd flow deflector 123 at the guiding subassembly 12 of arrival end.Orientation as shown in Figure 2, by above it to below, the first flow deflector 121, second flow deflector 122, the 3rd flow deflector 123 arrange with a determining deviation, thus the steam that uniform divided flows enters; Shown in composition graphs 1, steam along the axially-aligned of steam distribution pipeline 11, thus is guided to the base tube 30 of diverse location by the downstream of three, guarantees that each base tube 30 flows into the uniformity of steam.
It should be noted that, " first, second, third " is adopted to limit the flow deflector of diverse location herein, wherein, " the first flow deflector " refers to and refers near the flow deflector of steam distribution pipeline 11 top, " the second flow deflector " flow deflector, " the 3rd flow deflector " that are positioned at the first flow deflector 121 lower end and to refer near steam-distributing pipe to the flow deflector of 11 bottommosts, is namely set as the first flow deflector 121, second flow deflector 122, the 3rd flow deflector 123 successively by top to the bottom of steam distribution pipeline 11; Be understandable that, adopting " first, second, third " to limit flow deflector, is only in order to clear statement the technical program, is not construed as limiting the technical scheme of the application's request protection.
Setting like this, when steam flows through flow deflector, changes the flow direction of the steam of flowing fast, avoids its streamlined flow under larger flow velocity, thus some vapor water conservancy diversion is entered base tube 30 along flow deflector.Concrete vapor flow direction, can see arrow instruction in Fig. 1.
It should be noted that, can arrange multiple flow deflectors such as two, three, four in guiding subassembly 12, the concrete number of flow deflector sets according to the mobility status of the installed position air-flow of guiding subassembly 12.Therefore, in guiding subassembly 12, the number of flow deflector is not construed as limiting the technical scheme of the application's request protection, only need can evenly, reliably by steam distribution extremely each base tube 30.
In a kind of specific embodiment, guiding subassembly 12 is arranged at the arrival end of steam distribution pipeline 11, the adverse current section B downstream of steam distribution pipeline 11 and junction, following current section A upstream.For the guiding subassembly 12 of arrival end being located at steam distribution pipeline 11, effectively can solve the situation that the quantity of steam entering tube bundle assembly 20 that arrival end vapor stream jet causes is relatively less, improve the uniformity of steam distribution; For the guiding subassembly 12 being located at adverse current section B downstream and junction, following current section A upstream, the jet problem produced after adverse current section B can not only be solved, also can reduce the impact producing backflow dead band, improve the operating efficiency of air cooling tubes condenser.
Also can all settle guiding subassembly 12 in the following current section A downstream of steam distribution pipeline 11 and junction, adverse current section B upstream, setting like this, when steam enters adverse current section B by following current section A, it is uneven that vapor flow state changes the assignment of traffic caused, and evaded the jet impact and backflow impact that produce by guiding subassembly 12 herein.
By the above-mentioned optimal design to guiding subassembly 12 installation position, overall heat exchange performance can not only be improved, also can improve the situation that air cooling tubes condenser freezes.
Certainly, guiding subassembly 12 be not only confined to be placed in above-mentioned position, in order to the uniformity of steam distribution more, also can set up guiding subassembly 12 in other positions again.
For above each embodiment, flow deflector can optimal design be arcuation bent plate, and as shown in Figure 1, often each flow deflector organized in guiding subassembly 12 is the arcuation bent plate of bent angle.Adopt arcuation bent plate, water conservancy diversion steam that can be more smooth, improve the ride comfort of flowing.
Further, the cambered surface tangent line of arcuation bent plate upstream extremity is parallel to the axis of steam distribution pipeline 11, so, arcuation bent plate parallel streams can be made along the direction of flowing in steam distribution pipeline 11, thus, when water conservancy diversion steam enters tube bundle assembly 20, again can along steam distribution pipeline 11 smooth outflow.
As shown in Figure 1, the downstream of each flow deflector is arranged in order along the axis of steam distribution pipeline 11, and the port of equal corresponding connected entrance, thus guarantee the accurate ingress pipe tread assembly 20 of steam.
Further, the edge of flow deflector is fixed on the inwall of steam distribution pipeline 11, particularly, this flow deflector can adopt welding manner to be fixed on the inwall of steam distribution pipeline 11, also can offer draw-in groove at the inwall of steam distribution pipeline 11, flow deflector is inserted in steam distribution pipeline 11, be stuck in draw-in groove place.
Except above-mentioned steam-distributing pipe 10, the utility model also provides a kind of air cooling tubes condenser, comprises the base tube 30 of steam-distributing pipe 10, tube bundle assembly 20, connection steam-distributing pipe 10 and tube bundle assembly 20; Steam-distributing pipe 10 adopts above-mentioned steam-distributing pipe 10, other structures of this air cooling tubes condenser and annexation are please also refer to prior art, because above-mentioned steam-distributing pipe 10 has above technique effect, therefore, the air cooling tubes condenser applying this steam-distributing pipe 10 also should have identical technique effect, does not repeat them here.
Above a kind of air cooling tubes condenser provided by the utility model and steam-distributing pipe thereof are described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (9)
1. the steam-distributing pipe of an air cooling tubes condenser, comprise steam distribution pipeline (11), it is characterized in that, described steam-distributing pipe (10) also comprises the guiding subassembly (12) be placed in described steam distribution pipeline (11), and the steam in steam distribution pipeline (11) described in described guiding subassembly (12) flow guide distribution is to the base tube (30) of described air cooling tubes condenser.
2. the steam-distributing pipe of air cooling tubes condenser according to claim 1, it is characterized in that, described guiding subassembly (12) comprises multiple with the flow deflector of a determining deviation arrangement, and along the flow direction of described steam, the downstream of each described flow deflector is inclined to the connected entrance of described steam-distributing pipe (10) and described base tube (30).
3. the steam-distributing pipe of air cooling tubes condenser according to claim 2, is characterized in that, described flow deflector is arcuation bent plate.
4. the steam-distributing pipe of air cooling tubes condenser according to claim 3, is characterized in that, the cambered surface tangent line of described arcuation bent plate upstream extremity is parallel to the axis of described steam distribution pipeline (11).
5. the steam-distributing pipe of the air cooling tubes condenser according to any one of claim 2-4, is characterized in that, the downstream of flow deflector described in each is arranged in order along the axis of described steam distribution pipeline (11), and the port of equal corresponding described connected entrance.
6. the steam-distributing pipe of the air cooling tubes condenser according to any one of claim 2-4, is characterized in that, the edge of described flow deflector is fixed on the inwall of described steam distribution pipeline (11).
7. the steam-distributing pipe of the air cooling tubes condenser according to any one of claim 1-4, it is characterized in that, described guiding subassembly (12) is all settled in the arrival end of described steam distribution pipeline (11), adverse current section (B) downstream of described steam distribution pipeline (11) and following current section (A) junction, upstream.
8. the steam-distributing pipe of air cooling tubes condenser according to claim 7, it is characterized in that, described guiding subassembly (12) is all settled in following current section (A) downstream and adverse current section (B) junction, upstream of described steam distribution pipeline (11).
9. an air cooling tubes condenser, comprises steam-distributing pipe (10), tube bundle assembly (20), connects the base tube (30) of described steam-distributing pipe (10) and described tube bundle assembly (20); It is characterized in that, described steam-distributing pipe (10) steam-distributing pipe according to any one of claim 1 to 8 (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520182620.1U CN204514102U (en) | 2015-03-27 | 2015-03-27 | A kind of air cooling tubes condenser and steam-distributing pipe thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520182620.1U CN204514102U (en) | 2015-03-27 | 2015-03-27 | A kind of air cooling tubes condenser and steam-distributing pipe thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204514102U true CN204514102U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520182620.1U Expired - Fee Related CN204514102U (en) | 2015-03-27 | 2015-03-27 | A kind of air cooling tubes condenser and steam-distributing pipe thereof |
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| Country | Link |
|---|---|
| CN (1) | CN204514102U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299467A (en) * | 2015-11-12 | 2016-02-03 | 英侨机械制造有限公司 | Intelligent tube bundle |
-
2015
- 2015-03-27 CN CN201520182620.1U patent/CN204514102U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299467A (en) * | 2015-11-12 | 2016-02-03 | 英侨机械制造有限公司 | Intelligent tube bundle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 |