CN207093154U - A kind of cooling body of steam turbine - Google Patents
A kind of cooling body of steam turbine Download PDFInfo
- Publication number
- CN207093154U CN207093154U CN201720757428.XU CN201720757428U CN207093154U CN 207093154 U CN207093154 U CN 207093154U CN 201720757428 U CN201720757428 U CN 201720757428U CN 207093154 U CN207093154 U CN 207093154U
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- CN
- China
- Prior art keywords
- steam
- air blower
- tank
- cooling body
- steam turbine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of cooling body of steam turbine, including cylinder, steam inlet, air blower and runner, heat-insulation layer is provided with the outside of the cylinder, stator blade and movable vane are respectively arranged with the outside of the inner side of the cylinder and wheel hub, the steam inlet is located at the top of cylinder, and it is connected with each other with annular air chamber, the lower section of the annular air chamber is connected by control valve with the steam (vapor) outlet above tank, the opposing steam flow pipe that passes on left of the steam (vapor) outlet is connected with annular air chamber, the air blower is located at the inside of air blower standing groove, the air blower standing groove is connected with each other by the fixed plate below parbuckle screw and tank, the runner is located at the underface of nozzle.The cooling body of the steam turbine, tank are symmetrically arranged with 2 on control valve, and certain spacing therebetween be present, and steam turn avoid water outflow while transferring heat to water, and spacing therebetween can allow air blower to suction out the steam after cooling by it.
Description
Technical field
Steam turbine equipment technical field is the utility model is related to, specially a kind of cooling body of steam turbine.
Background technology
Steam turbine is also known as steam turbine, is the rotary power machinery that a kind of energy conversion by steam turns into mechanical work,
Prime mover of generating is mainly used as, the steam discharge or intermediate extraction that can also utilize steam turbine meet production and heat supply in life
Need.
Progress and industrial expansion with society, the utilization of steam turbine is more and more extensive, and caused steam can in boiler
Generated electricity by steam turbine, but steam may have a potential safety hazard because temperature is too high during generating, and
Parts are operated under high temperature have been damaged, and substantially reduce its service life.In view of the above-mentioned problems, in original steam turbine
On the basis of carry out innovative design.
The content of the invention
The purpose of this utility model is to provide a kind of cooling body of steam turbine, to solve to propose in above-mentioned background technology
The steam during generating may have potential safety hazard because temperature is too high, and running parts might have at high temperature
Damaged, the problem of substantially reducing its service life.
To achieve the above object, the utility model provides following technical scheme：A kind of cooling body of steam turbine, including vapour
Cylinder, steam inlet, air blower and runner, heat-insulation layer is provided with the outside of the cylinder, and wheel is connected with by rotating shaft inside it
Rousing, stator blade and movable vane are respectively arranged with the outside of the inner side of the cylinder and wheel hub, the steam inlet is located at the top of cylinder,
And it is connected with each other with annular air chamber, the lower section of the annular air chamber passes through control valve and the steam (vapor) outlet phase above tank
Connection, and nozzle is provided with the center of tank, the steam (vapor) outlet passes on left opposing steam flow pipe and annular air chamber phase
Connection, the air blower is located at the inside of air blower standing groove, and air intake vent is located at the lower outer of nozzle, and the air blower is put
Groove is put to be connected with each other by the fixed plate below parbuckle screw and tank, and its outside is provided with deep bead, the runner is located at
The underface of nozzle, and its outside is connected with blade.
Preferably, the stator blade and movable vane are alternately distributed.
Preferably, the opposing steam flow pipe is L-shaped, and it is detachable mounting structure.
Preferably, the tank is symmetrically arranged with 2 on control valve, and certain spacing therebetween be present.
Preferably, the air blower is provided with 4 in the lower section corner of tank.
Preferably, the deep bead is symmetrically arranged with 2 on nozzle, and the two is respectively positioned on the outside of blade.
Compared with prior art, the beneficial effects of the utility model are：The cooling body of the steam turbine, stator blade and movable vane exist
It is alternately distributed in annular air chamber, steam entrance can drive wheel hub to be rotated, and opposing steam flow pipe is L-shaped, is easily installed,
And can be dismantled down when not needing, tank is symmetrically arranged with 2 on control valve, and certain spacing therebetween be present,
Steam turn avoid water outflow while transferring heat to water, spacing therebetween can allow air blower by it by after cooling
Steam suction out, air blower is provided with 4 in the lower section corner of tank, substantially increases the efficiency for suctioning out steam, keeps out the wind
Plate is symmetrically arranged with 2 on nozzle, and the two is respectively positioned on the outside of blade, avoids steam from being floatd after being sucked out to elsewhere.
Brief description of the drawings
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is the utility model side structure schematic diagram；
Fig. 3 is mplifying structure schematic diagram at the utility model A.
In figure：1st, rotating shaft, 2, heat-insulation layer, 3, cylinder, 4, steam inlet, 5, annular air chamber, 6, stator blade, 7, movable vane, 8,
Wheel hub, 9, opposing steam flow pipe, 10, control valve, 11, nozzle, 12, tank, 13, air intake vent, 14, air blower standing groove, 15, air blast
Machine, 16, runner, 17, blade, 18, fixed plate, 19, parbuckle screw, 20, deep bead, 21, steam (vapor) outlet.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of cooling body of steam turbine, including cylinder
3rd, steam inlet 4, air blower 15 and runner 16, the outside of cylinder 3 is provided with heat-insulation layer 2, and is connected with inside it by rotating shaft 1
Wheel hub 8, the inner side of cylinder 3 and the outside of wheel hub 8 are respectively arranged with stator blade 6 and movable vane 7, and stator blade 6 and movable vane 7 are alternately distributed, and steam
Vapour can drive wheel hub 8 to be rotated after entering, and steam inlet 4 is located at the top of cylinder 3, and it is mutual with annular air chamber 5
Connection, the lower section of annular air chamber 5 are connected by control valve 10 with the steam (vapor) outlet 21 of the top of tank 12, and in tank 12
Nozzle 11 is provided with the heart, tank 12 is symmetrically arranged with 2 on control valve 10, and certain spacing therebetween be present, steams
Vapour turn avoid water outflow while transferring heat to water, spacing therebetween can allow air blower 15 by it by after cooling
Steam suction out, the opposing steam flow pipe 9 that passes on left of steam (vapor) outlet 21 is connected with annular air chamber 5, and opposing steam flow pipe 9 is in
" L " type, and it is detachable mounting structure, is easily installed and can be unloaded when not needing, air blower 15 is put positioned at air blower
The inside of groove 14 is put, and air intake vent 13 is located at the lower outer of nozzle 11, air blower 15 is set in the lower section corner of tank 12
There are 4, substantially increase the efficiency for suctioning out steam, air blower standing groove 14 passes through parbuckle screw 19 and consolidating below tank 12
Fixed board 18 is connected with each other, and its outside is provided with deep bead 20, and runner 16 is located at the underface of nozzle 11, and its outside is connected with
Blade 17, deep bead 20 is symmetrically arranged with 2 on nozzle 11, and the two is respectively positioned on the outside of blade 17, avoids steam from being inhaled
Floatd after going out to elsewhere.
Operation principle：The internal action that vapours enters to annular air chamber 5 from steam inlet 4 is produced in stator blade 6 and movable vane 7
Raw active force, because cylinder 3 is fixed, therefore the stator blade 6 positioned at the inner side of cylinder 3 can apply a reaction again to movable vane 7
Power, and movable vane 7 is fixed on the outside of wheel hub 8, wheel hub 8 is then the centre that cylinder 3 is placed in by the rotating shaft 1 of activity, and movable vane 7 will
The active force being subject to integrally is transmitted to wheel hub 8, and wheel hub 8 constantly rotates in the inside of cylinder 3 like this, treats that steam flow to steam and gone out
The control valve 10 in outside can be opened during mouth 21, steam flow in tank 12 heat part transmitting the water in feed trough 12, now
The air blower 15 below tank is opened, the steam after cooling is suctioned out so as to act on the runner equipped with blade 17 from nozzle 11
On 16, here it is the operation principle of the cooling body of the steam turbine.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of cooling body of steam turbine, including cylinder（3）, steam inlet（4）, air blower（15）And runner（16）, it is special
Sign is：The cylinder（3）Outside be provided with heat-insulation layer（2）, and pass through rotating shaft inside it（1）It is connected with wheel hub（8）, it is described
Cylinder（3）Inner side and wheel hub（8）Outside be respectively arranged with stator blade（6）And movable vane（7）, the steam inlet（4）Positioned at vapour
Cylinder（3）Top, and itself and annular air chamber（5）It is connected with each other, the annular air chamber（5）Lower section pass through control valve（10）
With tank（12）The steam (vapor) outlet of top（21）It is connected, and tank（12）Center at be provided with nozzle（11）, the steam
Outlet（21）Pass on left opposing steam flow pipe（9）With annular air chamber（5）It is connected, the air blower（15）Positioned at air blower
Standing groove（14）Inside, and air intake vent（13）Positioned at nozzle（11）Lower outer, the air blower standing groove（14）Pass through
Parbuckle screw（19）With tank（12）The fixed plate of lower section（18）It is connected with each other, and its outside is provided with deep bead（20）, it is described
Runner（16）Positioned at nozzle（11）Underface, and its outside be connected with blade（17）.
A kind of 2. cooling body of steam turbine according to claim 1, it is characterised in that：The stator blade（6）And movable vane（7）
It is alternately distributed.
A kind of 3. cooling body of steam turbine according to claim 1, it is characterised in that：The opposing steam flow pipe（9）It is in
" L " type, and it is detachable mounting structure.
A kind of 4. cooling body of steam turbine according to claim 1, it is characterised in that：The tank（12）On control
Valve（10）2 are symmetrically arranged with, and certain spacing therebetween be present.
A kind of 5. cooling body of steam turbine according to claim 1, it is characterised in that：The air blower（15）In tank
（12）Lower section corner be provided with 4.
A kind of 6. cooling body of steam turbine according to claim 1, it is characterised in that：The deep bead（20）On spray
Mouth（11）2 are symmetrically arranged with, and the two is respectively positioned on blade（17）Outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720757428.XU CN207093154U (en) | 2017-06-27 | 2017-06-27 | A kind of cooling body of steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720757428.XU CN207093154U (en) | 2017-06-27 | 2017-06-27 | A kind of cooling body of steam turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207093154U true CN207093154U (en) | 2018-03-13 |
Family
ID=61554087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720757428.XU Expired - Fee Related CN207093154U (en) | 2017-06-27 | 2017-06-27 | A kind of cooling body of steam turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207093154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973160A (en) * | 2019-04-03 | 2019-07-05 | 大唐东营发电有限公司 | Automatic cooling device is used in a kind of cooling of steam turbine |
-
2017
- 2017-06-27 CN CN201720757428.XU patent/CN207093154U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973160A (en) * | 2019-04-03 | 2019-07-05 | 大唐东营发电有限公司 | Automatic cooling device is used in a kind of cooling of steam turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180313 Termination date: 20180627 |