CN206801624U - A kind of blow-off line of the high-order arrangement of air-cooled steam turbine generator group - Google Patents
A kind of blow-off line of the high-order arrangement of air-cooled steam turbine generator group Download PDFInfo
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- CN206801624U CN206801624U CN201720444341.7U CN201720444341U CN206801624U CN 206801624 U CN206801624 U CN 206801624U CN 201720444341 U CN201720444341 U CN 201720444341U CN 206801624 U CN206801624 U CN 206801624U
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- blow
- line
- air
- pressure balanced
- steam turbine
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- 238000001816 cooling Methods 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Motor Or Generator Cooling System (AREA)
Abstract
A kind of blow-off line of the high-order arrangement of air-cooled steam turbine generator group,It the utility model is related to a kind of blow-off line,The utility model content is to solve in the air cooling generation engineering of the high-order arrangement of air-cooled steam turbine generator group in the prior art,Unit arrangement is special,Traditional pipe arrangement mode is applied and limited by space,The problem of influenceing the normal operation of air-cooled steam turbine generator group,It includes blow-off line changeover portion,Blow-off line extension,Elbow pressure balanced compensator,Limit base,Air-Cooling Island pipe joint and multiple bearings,Blow-off line changeover portion is sealingly mounted at the top of blow-off line extension vertically,The bottom of blow-off line extension is fixedly connected with one end of elbow pressure balanced compensator,One end of the other end of elbow pressure balanced compensator and Air-Cooling Island pipe joint is sealedly and fixedly connected,The other end of Air-Cooling Island pipe joint is fixedly connected with Air-Cooling Island seal for pipe joints,This hair utility model is used for air-cooled steam turbine generator field.
Description
Technical field
It the utility model is related to a kind of blow-off line, and in particular to a kind of steam discharge of the high-order arrangement of air-cooled steam turbine generator group
Pipeline.
Background technology
Air-cooled steam turbine generator group is widely used in the area for lacking water resource, the exhaust steam of unit by blow-off line or
Steam exhaust device is cooled down into Air-Cooling Island.Exhaust steam in steam turbine is from after the discharge of low pressure (LP) cylinder steam drain, into the row below steam drain
Vapour device or blow-off line, afterwards by being arranged in the elbow pressure balanced compensator of Air-Cooling Island side, into Air-Cooling Island.In a high position
In the air cooling generation engineering of arrangement, unit arrangement is special, and traditional pipe arrangement mode influences air cooling using being limited by space
The normal operation of Turbo-generator Set.
Utility model content
The utility model content is generated electricity to solve the air cooling of the high-order arrangement of air-cooled steam turbine generator group in the prior art
In engineering, unit arrangement is special, and traditional pipe arrangement mode influences air-cooled steam turbine generator group using being limited by space
The problem of normal operation, and then a kind of blow-off line of the high-order arrangement of air-cooled steam turbine generator group is provided.
The utility model is for the technical scheme used that solves the above problems：
It includes blow-off line changeover portion, blow-off line extension, elbow pressure balanced compensator, limit base, Air-Cooling Island
Pipe joint and multiple bearings, blow-off line changeover portion are sealingly mounted at the top of blow-off line extension, blow-off line vertically
The bottom of extension is fixedly connected with one end of elbow pressure balanced compensator, the other end and the sky of elbow pressure balanced compensator
One end of cool island pipe joint is sealedly and fixedly connected, and the other end of Air-Cooling Island pipe joint is fixed with Air-Cooling Island seal for pipe joints to be connected
Connect, multiple bearings are arranged on the bottom of elbow pressure balanced compensator, and each bearing is consolidated with elbow pressure balanced compensator
Fixed connection, limit base is arranged on the bottom of elbow pressure balanced compensator, and the top of limit base compensates with bend pipe pressure balancing
Device is fixedly connected, and final stage low-pressure heater level is inserted on blow-off line extension.
The beneficial effects of the utility model are：
During utility model works, exhaust steam in steam turbine is drained into by blow-off line changeover portion 1 cold in Air-Cooling Island pipeline 8
But.Final stage low-pressure heater 7 is arranged on blow-off line changeover portion 1, has saved the space of operation platform.Blow-off line changeover portion 1
In steamer pusher side steam drain arranged beneath elbow pressure balanced compensator 3, thermal walking compensation is carried out.The cloth of Air-Cooling Island pipe joint 6
Put in a high position, directly horizontal access Air-Cooling Island pipeline 8, steam discharge resistance is smaller, improves the economy of Steam Turbine operation, ensures
The normal operation of air-cooled steam turbine generator group.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Embodiment
Embodiment one：Illustrate present embodiment, a kind of air-cooled steam turbine generator described in present embodiment with reference to Fig. 1
The blow-off line of the high-order arrangement of group, it includes blow-off line changeover portion 1, blow-off line extension 2, elbow pressure balanced compensator
3rd, limit base 4, Air-Cooling Island pipe joint 6 and multiple bearings 5, blow-off line changeover portion 1 are sealingly mounted at blow-off line and prolonged vertically
The top of long section 2, the bottom of blow-off line extension 2 are fixedly connected with one end of elbow pressure balanced compensator 3, curved tube pressure
One end of the other end and Air-Cooling Island pipe joint 6 of balanced compensated device 3 is sealedly and fixedly connected, Air-Cooling Island pipe joint 6 it is another
End is sealedly and fixedly connected with Air-Cooling Island pipeline 8, and multiple bearings 5 are arranged on the bottom of elbow pressure balanced compensator 3, and each branch
Seat 5 is fixedly connected with elbow pressure balanced compensator 3, and limit base 4 is arranged on the bottom of elbow pressure balanced compensator 3, and
The top of limit base 4 is fixedly connected with elbow pressure balanced compensator 3, and the level of final stage low-pressure heater 7 is inserted into blow-off line
On extension 2.
Embodiment two：Illustrate present embodiment, a kind of air-cooled steam turbine generator described in present embodiment with reference to Fig. 1
The blow-off line of the high-order arrangement of group, the peace of limit base 4 include fixing end 4-3, inner tube 4-2 and outer tube 4-1, fixing end 4-3 top
It is fixedly connected with the bottom of elbow pressure balanced compensator 3, fixing end 4-3 bottom is fixedly connected with inner tube 4-2 tops, inner tube
4-2 is inserted into outer tube 4-1, and outer tube 4-1 is fixedly connected with installation ground.Pass through fixing end 4-3, inner tube 4-2 and outer tube 4-1
It is spacing in the progress of horizontal plane direction to elbow pressure balanced compensator 3, it is other identical with embodiment one.
Embodiment three：Illustrate present embodiment, a kind of air-cooled steam turbine generator described in present embodiment with reference to Fig. 1
The blow-off line of the high-order arrangement of group, elbow pressure balanced compensator 3 is the elbow pressure balanced compensator made of Steel material, Gu
Fixed end 4-3 is the fixing end 4-3 made of Steel material, and inner tube 4-2 is the inner tube made of Steel material, and outer tube 4-1 is by steel
Outer tube made of material.It is other identical with embodiment two.
Embodiment four：Illustrate present embodiment, a kind of air-cooled steam turbine generator described in present embodiment with reference to Fig. 1
The blow-off line of the high-order arrangement of group, fixing end 4-3 are welded and fixed with elbow pressure balanced compensator 3, fixing end 4-3 and inner tube 4-
2 tops are welded and fixed.It is other identical with embodiment three.
Embodiment five：Illustrate present embodiment, a kind of air-cooled steam turbine generator described in present embodiment with reference to Fig. 1
The blow-off line of the high-order arrangement of group, inner tube 4-2 gaps, which coordinate, to be inserted into outer tube 4-1.It is other identical with embodiment two.
Embodiment six：Illustrate present embodiment, a kind of air-cooled steam turbine generator described in present embodiment with reference to Fig. 1
The blow-off line of the high-order arrangement of group, the tip section of blow-off line changeover portion 1 is rectangle, and the bottom of blow-off line changeover portion 1 is cut
Face is circle, and the tip section of blow-off line extension 2 is circle, and the bottom section of blow-off line extension 2 is circular, steam discharge
The top of pipeline changeover portion 1 is welded and fixed with turbine discharge mouth, bottom and the blow-off line extension of blow-off line changeover portion 1
2 top is welded and fixed, and the bottom and one end of elbow pressure balanced compensator 3 of blow-off line extension 2 are welded and fixed.It is other
It is identical with embodiment one.
Claims (6)
- A kind of 1. blow-off line of the high-order arrangement of air-cooled steam turbine generator group, it is characterised in that：It includes blow-off line changeover portion (1), blow-off line extension (2), elbow pressure balanced compensator (3), limit base (4), Air-Cooling Island pipe joint (6) and multiple Bearing (5), blow-off line changeover portion (1) are sealingly mounted at the top of blow-off line extension (2), blow-off line extension vertically (2) bottom is fixedly connected with the one end of elbow pressure balanced compensator (3), the other end of elbow pressure balanced compensator (3) It is sealedly and fixedly connected with one end of Air-Cooling Island pipe joint (6), the other end and the Air-Cooling Island pipeline of Air-Cooling Island pipe joint (6) (8) it is sealedly and fixedly connected, multiple bearings (5) are arranged on the bottom of elbow pressure balanced compensator (3), and each bearing (5) is equal It is fixedly connected with elbow pressure balanced compensator (3), limit base (4) is arranged on the bottom of elbow pressure balanced compensator (3), and The top of limit base (4) is fixedly connected with elbow pressure balanced compensator (3), and final stage low-pressure heater (7) level is inserted into row On steam pipe road extension (2).
- A kind of 2. blow-off line of the high-order arrangement of air-cooled steam turbine generator group according to claim 1, it is characterised in that：It is spacing Seat (4) peace includes fixing end (4-3), inner tube (4-2) and outer tube (4-1), and top and the bend pipe pressure balancing of fixing end (4-3) are mended The bottom for repaying device (3) is fixedly connected, and the bottom of fixing end (4-3) is fixedly connected with inner tube (4-2) top, inner tube (4-2) inserting In outer tube (4-1), outer tube (4-1) is fixedly connected with installation ground.
- A kind of 3. blow-off line of the high-order arrangement of air-cooled steam turbine generator group according to claim 2, it is characterised in that：Curved tube Pressure balanced compensator (3) is the elbow pressure balanced compensator made of Steel material, and fixing end (4-3) is made up of Steel material Fixing end (4-3), inner tube (4-2) is the inner tube made of Steel material, and outer tube (4-1) is the outer tube made of Steel material.
- A kind of 4. blow-off line of the high-order arrangement of air-cooled steam turbine generator group according to claim 3, it is characterised in that：It is fixed End (4-3) is welded and fixed with elbow pressure balanced compensator (3), and fixing end (4-3) is welded and fixed with inner tube (4-2) top.
- A kind of 5. blow-off line of the high-order arrangement of air-cooled steam turbine generator group according to claim 2, it is characterised in that：Inner tube (4-2) gap, which coordinates, to be inserted into outer tube (4-1).
- A kind of 6. blow-off line of the high-order arrangement of air-cooled steam turbine generator group according to claim 1, it is characterised in that：Steam discharge The tip section of pipeline changeover portion (1) is rectangle, and the bottom section of blow-off line changeover portion (1) is circle, and blow-off line extends The tip section of section (2) is circle, and the bottom section of blow-off line extension (2) is circular, the top of blow-off line changeover portion (1) End is welded and fixed with turbine discharge mouth, and the bottom of blow-off line changeover portion (1) is welded with the top of blow-off line extension (2) Fixed, the bottom and one end of elbow pressure balanced compensator (3) of blow-off line extension (2) are welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444341.7U CN206801624U (en) | 2017-04-25 | 2017-04-25 | A kind of blow-off line of the high-order arrangement of air-cooled steam turbine generator group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444341.7U CN206801624U (en) | 2017-04-25 | 2017-04-25 | A kind of blow-off line of the high-order arrangement of air-cooled steam turbine generator group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206801624U true CN206801624U (en) | 2017-12-26 |
Family
ID=60735679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720444341.7U Expired - Fee Related CN206801624U (en) | 2017-04-25 | 2017-04-25 | A kind of blow-off line of the high-order arrangement of air-cooled steam turbine generator group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206801624U (en) |
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2017
- 2017-04-25 CN CN201720444341.7U patent/CN206801624U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Kewei Inventor after: Guo Min Inventor after: Wu Zeqian Inventor after: Tai Tai Inventor after: Gu Wei Inventor before: Guo Min Inventor before: Liu Kewei Inventor before: Wu Zeqian Inventor before: Tai Tai Inventor before: Gu Wei |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 |