CN107630721A - A kind of spliced brush seal of circumference in equal parts - Google Patents
A kind of spliced brush seal of circumference in equal parts Download PDFInfo
- Publication number
- CN107630721A CN107630721A CN201710945352.8A CN201710945352A CN107630721A CN 107630721 A CN107630721 A CN 107630721A CN 201710945352 A CN201710945352 A CN 201710945352A CN 107630721 A CN107630721 A CN 107630721A
- Authority
- CN
- China
- Prior art keywords
- brush
- rear baffle
- front apron
- ring section
- brush ring
- 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.)
- Granted
Links
- 230000006837 decompression Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 6
- 230000011218 segmentation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
Landscapes
- Sealing Devices (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (2)
- A kind of 1. spliced brush seal of circumference in equal parts, it is characterised in that:Including front apron(1), rear baffle(2), brush wire bundle (3), be fixedly connected(8), stator(9), screw(10);Front apron(1)At air-flow high pressure, rear baffle(2)It is low positioned at air-flow At pressure, brush wire bundle(3)By being fixedly connected(8)It is clamped and installed in front apron and rear baffle(2)Between, rear baffle(2)With brush filament Beam(3)Contact pressure-bearing surface offers indent ring decompression groove(4), front apron(1)Internal diameter and rear baffle(2)On the annular that opens up subtract Indent(4)External diameter it is concordant, front apron(1), rear baffle(2), brush wire bundle(3), be fixedly connected(8)Connection installation composition brush ring section (6), brush ring section(6)Rear baffle(2)On uniformly offer screwed hole(5), brush ring section(6)Pass through rear baffle(2)On screw thread Hole(5)With screw(10)Installed in stator(9)On, brush ring section(6)Brush ring is formed along the direction of brush filament established angle(7).
- 2. circumference in equal parts according to claim 1 splices brush seal, it is characterised in that:The brush ring(7)By N number of brush ring Section(6)Composition, N can be 3~8 according to application needs.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710945352.8A CN107630721B (en) | 2017-10-12 | 2017-10-12 | Equal-split circumference spliced brush type seal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710945352.8A CN107630721B (en) | 2017-10-12 | 2017-10-12 | Equal-split circumference spliced brush type seal |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107630721A true CN107630721A (en) | 2018-01-26 |
CN107630721B CN107630721B (en) | 2023-10-03 |
Family
ID=61103205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710945352.8A Active CN107630721B (en) | 2017-10-12 | 2017-10-12 | Equal-split circumference spliced brush type seal |
Country Status (1)
Country | Link |
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CN (1) | CN107630721B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109630208A (en) * | 2018-12-16 | 2019-04-16 | 中国航发沈阳发动机研究所 | A kind of tapered brush seal structure |
CN109899526A (en) * | 2019-04-11 | 2019-06-18 | 广州市挂绿环保工程有限公司 | A kind of rotary sealing structure |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001055625A1 (en) * | 2000-01-31 | 2001-08-02 | General Electric Company | Self-centering brush seal |
CN102900476A (en) * | 2012-09-21 | 2013-01-30 | 清华大学 | Low-leakage brush type sealing structure based on piezoelectric effect |
CN203499823U (en) * | 2013-09-09 | 2014-03-26 | 中国航空动力机械研究所 | Brush type sealing device |
CN204002941U (en) * | 2014-07-28 | 2014-12-10 | 江苏透平密封高科技有限公司 | Hide streaming brush steam seal |
CN104454030A (en) * | 2014-11-14 | 2015-03-25 | 中国航空动力机械研究所 | High-pressure-resisting low-hysteresis brush type sealing device |
CN104806301A (en) * | 2015-04-03 | 2015-07-29 | 清华大学 | Non-contact fingertip-labyrinth-brush type combined sealer |
CN205479337U (en) * | 2016-01-08 | 2016-08-17 | 沈阳航空航天大学 | Backplate has brush type sealing structure of annular boss |
CN205744002U (en) * | 2016-06-27 | 2016-11-30 | 清华大学 | A kind of unidirectional labyrinth brush composite seal assembly |
CN106246239A (en) * | 2016-07-29 | 2016-12-21 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of hybrid brush seals structure |
CN106246240A (en) * | 2016-07-29 | 2016-12-21 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of brush seal structure |
-
2017
- 2017-10-12 CN CN201710945352.8A patent/CN107630721B/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001055625A1 (en) * | 2000-01-31 | 2001-08-02 | General Electric Company | Self-centering brush seal |
CN102900476A (en) * | 2012-09-21 | 2013-01-30 | 清华大学 | Low-leakage brush type sealing structure based on piezoelectric effect |
CN203499823U (en) * | 2013-09-09 | 2014-03-26 | 中国航空动力机械研究所 | Brush type sealing device |
CN204002941U (en) * | 2014-07-28 | 2014-12-10 | 江苏透平密封高科技有限公司 | Hide streaming brush steam seal |
CN104454030A (en) * | 2014-11-14 | 2015-03-25 | 中国航空动力机械研究所 | High-pressure-resisting low-hysteresis brush type sealing device |
CN104806301A (en) * | 2015-04-03 | 2015-07-29 | 清华大学 | Non-contact fingertip-labyrinth-brush type combined sealer |
CN205479337U (en) * | 2016-01-08 | 2016-08-17 | 沈阳航空航天大学 | Backplate has brush type sealing structure of annular boss |
CN205744002U (en) * | 2016-06-27 | 2016-11-30 | 清华大学 | A kind of unidirectional labyrinth brush composite seal assembly |
CN106246239A (en) * | 2016-07-29 | 2016-12-21 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of hybrid brush seals structure |
CN106246240A (en) * | 2016-07-29 | 2016-12-21 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of brush seal structure |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109630208A (en) * | 2018-12-16 | 2019-04-16 | 中国航发沈阳发动机研究所 | A kind of tapered brush seal structure |
CN109899526A (en) * | 2019-04-11 | 2019-06-18 | 广州市挂绿环保工程有限公司 | A kind of rotary sealing structure |
Also Published As
Publication number | Publication date |
---|---|
CN107630721B (en) | 2023-10-03 |
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CB03 | Change of inventor or designer information |
Inventor after: Wang Juan Inventor after: Liu Meihong Inventor after: Tan Yongfa Inventor after: Zhang Qin Inventor after: Wang Jixiang Inventor after: Wang Kaiqiang Inventor before: Liu Meihong Inventor before: Tan Yongfa Inventor before: Wang Juan Inventor before: Zhang Qin Inventor before: Wang Jixiang Inventor before: Wang Kaiqiang |
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GR01 | Patent grant |