CN108104886A - A kind of anti-icing rectification support plate and with its engine pack - Google Patents
A kind of anti-icing rectification support plate and with its engine pack Download PDFInfo
- Publication number
- CN108104886A CN108104886A CN201711216242.4A CN201711216242A CN108104886A CN 108104886 A CN108104886 A CN 108104886A CN 201711216242 A CN201711216242 A CN 201711216242A CN 108104886 A CN108104886 A CN 108104886A
- Authority
- CN
- China
- Prior art keywords
- support plate
- icing
- chamber
- plate
- demarcation strip
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/02—De-icing means for engines having icing phenomena
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/10—Heating, e.g. warming-up before starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a kind of anti-icing rectification support plate and with its engine pack.The anti-icing rectification support plate includes：Support plate body, the support plate body one end open and tool are provided with gas vent there are one inner cavity on the support plate body；Demarcation strip, one end of the demarcation strip are arranged on one end with opening of the support plate body and are connected with the support plate body by connecting plate, and the other end of the demarcation strip stretches into the inner cavity and the inner cavity is separated into the first chamber and the second chamber of connection；Wherein, the connecting plate is arranged on one end of first chamber or is arranged on one end of second chamber；Venthole is provided on the demarcation strip.The anti-icing rectification support plate of the application cancels the air film seam of branch plate surface, greatly reduces the small hole number on partition plate, support plate is simple in structure, and processing cost is low.Present invention eliminates air film seams, and rectification support plate surface texture is complete, and intensity is high.
Description
Technical field
The present invention relates to engine rectification support plate technical fields, more particularly to a kind of anti-icing rectification support plate and have its
Engine pack.
Background technology
The prior art is elongated to impact the-compound anti-icing mode of air film using hot gas.This anti-icing support plate axially inside divides
For former and later two chambers, exhaust seam is opened up on support plate anterior cavity wall, is separated among two chambers with partition plate, is distributed on partition plate with certain rule
Some apertures (are known as impact opening), and two chambers are above and below support plate before and after support plate.
Impacted using hot gas-the anti-icing mode that is combined of air film has the following disadvantages：
1st, size is small, quantity is more for impact opening and exhaust seam, and support plate is complicated, high processing costs；
2nd, the presence of exhaust seam destroys rectification support plate surface texture integrality, causes support plate local strength poor；
3rd, branch plate surface is along tangential larger to trailing edge temperature gradient by leading edge, and especially in support plate root position, this is to branch
Plate intensity has certain negative effect.
Thus, it is desirable to have a kind of technical solution is come at least one drawbacks described above for overcoming or at least mitigating the prior art.
The content of the invention
It is an object of the invention to provide a kind of anti-icing rectification support plate come overcome or at least mitigate the prior art at least one
A drawbacks described above.
To achieve the above object, the present invention provides a kind of anti-icing rectification support plate, and the anti-icing rectification support plate includes：Support plate sheet
Body, the support plate body one end open and tool are provided with gas vent there are one inner cavity on the support plate body；Demarcation strip, it is described
One end of demarcation strip is arranged on one end with opening of the support plate body and is connected with the support plate body by connecting plate,
The other end of the demarcation strip stretches into the inner cavity and the inner cavity is separated into the first chamber and the second chamber of connection；Wherein,
The connecting plate is arranged on one end of first chamber or is arranged on one end of second chamber；
Venthole is provided on the demarcation strip.
Preferably, the support plate body includes the first plate and the second plate, and first plate is opposite with second plate, institute
It states and is provided with the gas vent on the first plate and/or second plate；
The connecting plate is connected with first plate or second plate.
Preferably, it is provided with air admission hole on the connecting plate.
Preferably, the quantity of the venthole on the demarcation strip is multiple, and is distributed in the middle part of the demarcation strip.
Preferably, the demarcation strip is obliquely installed so that the area of first chamber it is tapered from one end to the other end and
The area of second chamber is tapered from one end to the other end.
Preferably, the tapered direction of the area of first chamber and the tapered direction phase of the area of second chamber
Instead.
Preferably, flow-disturbing protrusion is provided on the one side or both sides of the demarcation strip.
Present invention also provides a kind of engine pack, the engine pack includes anti-icing rectification branch as described above
Plate.
The anti-icing rectification support plate of the application cancels the air film seam of branch plate surface, greatly reduces the small hole number on partition plate,
Support plate is simple in structure, and processing cost is low；Present invention eliminates air film seams, and rectification support plate surface texture is complete, and intensity is high；The application
The separation structure of inclined clapboard is used in inner cavity, two chambers before and after rectification support plate are divided into the chamber of circulation area gradual change, ensures support plate not
With the heating of position, solve the disadvantage that surface temperature gradient is big.
Description of the drawings
Fig. 1 is the structure diagram of the anti-icing rectification support plate of the application first embodiment.
Reference numeral：
Specific embodiment
To make the purpose, technical scheme and advantage that the present invention is implemented clearer, below in conjunction in the embodiment of the present invention
Attached drawing, the technical solution in the embodiment of the present invention is further described in more detail.In the accompanying drawings, identical from beginning to end or class
As label represent same or similar element or there is same or like element.Described embodiment is the present invention
Part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use
It is of the invention in explaining, and be not considered as limiting the invention.Based on the embodiments of the present invention, ordinary skill people
Member's all other embodiments obtained without creative efforts, belong to the scope of protection of the invention.Under
Face is described in detail the embodiment of the present invention with reference to attached drawing.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instructions such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on attached drawing institutes
The orientation or position relationship shown is for only for ease of the description present invention and simplifies description rather than instruction or imply signified dress
It puts or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that the present invention is protected
The limitation of scope.
Fig. 1 is the structure diagram of the anti-icing rectification support plate of the application first embodiment.
Anti-icing rectification support plate as shown in Figure 1 includes support plate body 1 and demarcation strip 2, support plate body one end open and tool
There are one inner cavity 11, gas vent 12 is provided on support plate body 1；One end of demarcation strip 2 be arranged on support plate body 1 have opening
One end and be connected with support plate body 1 by connecting plate 3, the other end of demarcation strip 2 stretches into inner cavity 11 and inner cavity is separated into company
Logical the first chamber 111 and the second chamber 112；Wherein, connecting plate 3 is arranged on one end of the first chamber or is arranged on the one of the second chamber
End；Venthole 21 is provided on demarcation strip 2.
The anti-icing rectification support plate of the application cancels the air film seam of branch plate surface, greatly reduces the small hole number on partition plate,
Support plate is simple in structure, and processing cost is low；Present invention eliminates air film seams, and rectification support plate surface texture is complete, and intensity is high；The application
The separation structure of inclined clapboard is used in inner cavity, two chambers before and after rectification support plate are divided into the chamber of circulation area gradual change, ensures support plate not
With the heating of position, solve the disadvantage that surface temperature gradient is big.
Referring to Fig. 1, when in use, hot gas enters from the first intracavitary, and can be flowed according to arrow direction shown in figure, from
And reach anti-icing effect.
Referring to Fig. 1, in the present embodiment, support plate body 1 includes the first plate 13 and the second plate 14, the first plate 13 and second
Plate 14 is opposite.
In the present embodiment, it is provided with gas vent 12 on the second plate 14；Connecting plate 3 is connected with the second plate 14.
It is understood that can also be gas vent 12 is provided on the first plate 13 and/or the second plate 14；Connecting plate 3 with
First plate 13 or the second plate 14 connect.
Referring to figure, in the present embodiment, air admission hole 31 is provided on connecting plate 3.
Using this structure, hot gas inlet can be increased.It and can be by a small amount of hot gas, to the second chamber upper position
(top shown in figure) heating, ensures the heating of the second chamber middle and upper part.
Referring to Fig. 1, in the present embodiment, the quantity of the venthole on demarcation strip 2 is multiple, and is distributed in demarcation strip 2
Middle part.It, can be to the further supplementary heating of the second chamber by setting venthole on demarcation strip.
Referring to Fig. 1, in the present embodiment, demarcation strip 2 is obliquely installed, so that the area of the first chamber 111 is from one end to another
The area of tapered at one end and the second chamber 112 is tapered from one end to the other end.
Referring to Fig. 1, in the present embodiment, the tapered direction of the area of the first chamber 111 and the area of second chamber 112
Tapered direction is opposite.Specifically, in the present embodiment, area is gradually reduced the first chamber from top to bottom, the second chamber face from top to bottom
Product gradually increase.In this way, the uniformity of anti-icing branch plate temperature can be ensured.
Advantageously, in some alternative embodiments, flow-disturbing protrusion is provided on the one side or both sides of demarcation strip.It sets
There is on the one hand mobility that flow-disturbing protrusion can increase air-flow, the opposing party can extend the air-flow time, so as to increase the efficiency of heating surface.
Present invention also provides a kind of engine pack, the engine pack includes anti-icing rectification branch as described above
Plate.
It is last it is to be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.To the greatest extent
Pipe is with reference to the foregoing embodiments described in detail the present invention, it will be understood by those of ordinary skill in the art that：It is still
It can modify to the technical solution recorded in foregoing embodiments or which part technical characteristic is equally replaced
It changes；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from the essence of various embodiments of the present invention technical solution
God and scope.
Claims (8)
1. a kind of anti-icing rectification support plate, which is characterized in that the anti-icing rectification support plate includes：
Support plate body (1), the support plate body one end open and tool are set on the support plate body (1) there are one inner cavity (11)
There is gas vent (12)；
Demarcation strip (2), one end of the demarcation strip (2) be arranged on one end with opening of the support plate body (1) and with institute
It states support plate body (1) to connect by connecting plate (3), the other end of the demarcation strip (2) stretches into the inner cavity (11) and by described in
Inner cavity is separated into the first chamber (111) of connection and the second chamber (112)；Wherein,
The connecting plate (3) is arranged on one end of first chamber or is arranged on one end of second chamber；
Venthole (21) is provided on the demarcation strip (2).
2. anti-icing rectification support plate as described in claim 1, which is characterized in that the support plate body (1) includes the first plate (13)
And second plate (14), first plate (13) with second plate (14) relatively, first plate (13) and/or described second
The gas vent (12) is provided on plate (14)；
The connecting plate (3) is connected with first plate (13) or second plate (14).
3. anti-icing rectification support plate as claimed in claim 2, which is characterized in that be provided with air admission hole on the connecting plate (3)
(31)。
4. anti-icing rectification support plate as claimed in claim 2, which is characterized in that the quantity of the venthole on the demarcation strip (2)
To be multiple, and it is distributed in the middle part of the demarcation strip (2).
5. anti-icing rectification support plate as claimed in claim 2, which is characterized in that the demarcation strip (2) is obliquely installed, so that institute
State the first chamber (111) area is tapered from one end to the other end and the area of the second chamber (112) is tapered from one end to the other end.
6. anti-icing rectification support plate as claimed in claim 5, which is characterized in that the tapered side of the area of first chamber (111)
It is opposite to the tapered direction of the area with second chamber (112).
7. anti-icing rectification support plate as claimed in claim 4, which is characterized in that set on the one side or both sides of the demarcation strip
There is flow-disturbing protrusion.
8. a kind of engine pack, which is characterized in that the engine pack is included such as any one institute in claim 1 to 7
The anti-icing rectification support plate stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711216242.4A CN108104886A (en) | 2017-11-28 | 2017-11-28 | A kind of anti-icing rectification support plate and with its engine pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711216242.4A CN108104886A (en) | 2017-11-28 | 2017-11-28 | A kind of anti-icing rectification support plate and with its engine pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108104886A true CN108104886A (en) | 2018-06-01 |
Family
ID=62208469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711216242.4A Pending CN108104886A (en) | 2017-11-28 | 2017-11-28 | A kind of anti-icing rectification support plate and with its engine pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108104886A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320002A (en) * | 2019-07-31 | 2019-10-11 | 中国航发沈阳发动机研究所 | A kind of device controlling channel-style component incoming flow parameter in icing tunnel |
| CN111561394A (en) * | 2020-05-25 | 2020-08-21 | 中国航发沈阳发动机研究所 | Structure of engine air inlet casing and assembling method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4456428A (en) * | 1979-10-26 | 1984-06-26 | S.N.E.C.M.A. | Apparatus for cooling turbine blades |
| JPH09303103A (en) * | 1996-05-16 | 1997-11-25 | Toshiba Corp | Closed loop cooling type turbine rotor blade |
| GB2382383B (en) * | 2001-11-27 | 2005-09-21 | Rolls Royce Plc | Gas turbine engine aerofoil |
| WO2016151268A1 (en) * | 2015-03-26 | 2016-09-29 | Snecma | Compressor stage |
| CN106762147A (en) * | 2017-02-22 | 2017-05-31 | 中国航发沈阳发动机研究所 | A kind of engine anti-icing system |
-
2017
- 2017-11-28 CN CN201711216242.4A patent/CN108104886A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4456428A (en) * | 1979-10-26 | 1984-06-26 | S.N.E.C.M.A. | Apparatus for cooling turbine blades |
| JPH09303103A (en) * | 1996-05-16 | 1997-11-25 | Toshiba Corp | Closed loop cooling type turbine rotor blade |
| GB2382383B (en) * | 2001-11-27 | 2005-09-21 | Rolls Royce Plc | Gas turbine engine aerofoil |
| WO2016151268A1 (en) * | 2015-03-26 | 2016-09-29 | Snecma | Compressor stage |
| CN106762147A (en) * | 2017-02-22 | 2017-05-31 | 中国航发沈阳发动机研究所 | A kind of engine anti-icing system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110320002A (en) * | 2019-07-31 | 2019-10-11 | 中国航发沈阳发动机研究所 | A kind of device controlling channel-style component incoming flow parameter in icing tunnel |
| CN110320002B (en) * | 2019-07-31 | 2021-05-25 | 中国航发沈阳发动机研究所 | Device for controlling inflow parameters of channel-type member in icing wind tunnel |
| CN111561394A (en) * | 2020-05-25 | 2020-08-21 | 中国航发沈阳发动机研究所 | Structure of engine air inlet casing and assembling method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180601 |
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| RJ01 | Rejection of invention patent application after publication |