CN102297026A - Dust collector and ground gas turbine - Google Patents
Dust collector and ground gas turbine Download PDFInfo
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- CN102297026A CN102297026A CN2011102138741A CN201110213874A CN102297026A CN 102297026 A CN102297026 A CN 102297026A CN 2011102138741 A CN2011102138741 A CN 2011102138741A CN 201110213874 A CN201110213874 A CN 201110213874A CN 102297026 A CN102297026 A CN 102297026A
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- piston rod
- dust removal
- removal apparatus
- guide
- main body
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Abstract
The invention provides a dust collector and a ground gas turbine with the dust collector. The dust collector comprises an air inlet main body, a guide cylinder fixed on the air inlet main body, and a piston rod and springs slidably mounted inside the guide cylinder, wherein the air inlet main body is provided with an air intake; one end of the piston rod is outside the guide cylinder and is equipped with a blind hole extends along the axis and a gas outlet which communicates with a blind end of the blind hole in lateral direction; the blind hole communicates with the air intake; the springs are disposed inside the guide cylinder and sleeved inside the piston rod, and two ends of the springs respectively support the piston rod and the guide cylinder. According to the dust collector and the ground gas turbine, a high speed air flow is switched on through the air intake. The high speed air flow forces the rod portion of the piston rod to enter into an air-flow channel; in addition, the high speed air flow passes through the air intake and enters into the blind hole of the dust collector and flows to a centrifugal impeller with gases to push the centrifugal impeller to accelerate rotation and blow away the dust adhered to the impeller so as to reach the dedusting effect.
Description
Technical field
The present invention relates to the cleaning device field, especially, relate to a kind of dust removal apparatus that can remove the long-pending sand on the centrifugal impeller.In addition, the invention still further relates to ground gas turbine with above-mentioned dust removal apparatus.
Background technique
Be subjected to the influence of sandy soil in the air, ground gas turbine is long service time one, will accumulate a large amount of dirt on its centrifugal impeller.These dirt have a strong impact on the working life of ground gas turbine.During cleaning, ground gas turbine must be dismantled, clean the dirt of centrifugal impeller inside again.This cleaning way and inconvenience thereof, and waste time and energy.
Summary of the invention
The object of the invention is to provide a kind of dust removal apparatus, cleans centrifugal impeller cleaning inconvenience, the technical problem that wastes time and energy in the prior art to solve.In addition, the present invention also provides the centrifugal compressor with above-mentioned dust removal apparatus.
For achieving the above object, according to an aspect of the present invention, provide a kind of dust removal apparatus, comprise the air inlet main body, be fixed in the air inlet main body guide, be slidingly mounted on piston rod and spring in the guide; The air inlet main body is provided with suction port; One end of piston rod exposes to guide, and piston rod is provided with the air outlet that the blind hole of extending vertically reaches and the cecum side direction of blind hole connects; Blind hole is connected with suction port; Spring is contained in guide and is sheathed on piston rod, and the two ends of spring are replaced piston rod and guide respectively.
Further, also comprise locating stud; Piston rod comprises a fixing part; Fixing part is provided with a fixed hole; The air inlet main body is provided with a fixed groove; The opposite end of locating stud is individually fixed in fixed hole and fixed groove, and piston rod can slide along locating stud.
Further, piston rod comprises that also one is extended and the bar portion that forms to the end away from the air inlet main body vertically by fixing part; Guide is axially arranged with step hole; Piston rod is contained in the big footpath section of step hole, and bar portion passes the big footpath section of step hole and path section successively and exposes to step hole.
Further, spring housing is located at bar portion; The diapire of the opposite end difference contact fixing part of spring and the path section of step hole.
Further, an end of blind hole runs through fixing part, and connects with suction port; The air outlet is arranged on the position that bar portion exposes to step hole.
Further, guide is the step tube, and it comprises larger-size first guide tube section and the second less guide tube section of size; First guide tube section is fixed in the air inlet main body; Bar portion exposes to second guide tube section.
Further, air inlet main body is provided with a groove that connects with fixed groove; First guide tube section is sticked in groove; The contiguous first guide tube section place of the periphery of guide convexes with fixed edge; Fixed edge is fixed in the air inlet main body.
According to another aspect of the present invention, also provide a kind of ground gas turbine with above-mentioned dust removal apparatus, ground gas turbine comprises casing and is installed on the interior centrifugal impeller of casing that dust removal apparatus is installed on casing; The air-flow path of the contiguous casing of the end of the bar portion of dust removal apparatus, and operationally stretch into or return air-flow path.
Further, the inlet of the contiguous centrifugal impeller of dust removal apparatus.
Further, the suction port of dust removal apparatus connects solenoid valve; Solenoid valve is opened, and high velocity air enters groove and blind hole by suction port, enter in the air-flow path to force bar portion, and pressure spring.
The present invention has following beneficial effect: dust removal apparatus of the present invention is connected one high velocity air in use.High velocity air pressure and speed force the bar portion of piston rod to enter air-flow path.And high velocity air enters the blind hole of dust removal apparatus by suction port, and enter air-flow path by the air outlet that connects with blind hole, and along with gas communication to centrifugal impeller, quicken to rotate to impact centrifugal impeller, blow away attached to the dust on the impeller, reach dust removing effects.This kind dust collection method cleans quick and easy.
Except purpose described above, feature and advantage, the present invention also has other purpose, feature and advantage.With reference to figure, the present invention is further detailed explanation below.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the part cross-sectional schematic of the ground gas turbine of the preferred embodiment of the present invention, and this ground gas turbine comprises dust removal apparatus;
Fig. 2 is the structural representation of the dedusting dress of Fig. 1 of the present invention;
Fig. 3 is the left side view schematic representation of Fig. 2; And
Fig. 4 is the cross-sectional schematic of Fig. 3 along line A-A.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
See also Fig. 1, the ground gas turbine of the preferred embodiment of the present invention comprises casing 1, be installed on the centrifugal impeller 2 in the casing 1 and be installed on the dust removal apparatus 3 of casing 1.
Please in conjunction with referring to Fig. 2 to Fig. 4, dust removal apparatus 3 comprises air inlet main body 32, the fitting seat 34 that is connected with air inlet main body 32, with fixing guide 36, the spring 37 of fitting seat 34 and be contained in the piston rod 38 of guide 36.In other embodiments, guide 36 is directly fixed on air inlet main body 32, and need not to be provided with fitting seat 34.
Air inlet main body 32 comprises a mounting end.This mounting end is provided with the fixed groove 322 that a groove 320 reaches and the bottom of groove 320 connects.An end relative with mounting end of air inlet main body 32 laterally is provided with a suction port 324, and suction port 324 connects with groove 320.
This piston rod 38 comprises a fixing part 382 and by the axially extended bar of fixing part 382 portion 384.Piston rod 38 is axially arranged with a blind hole 386, and an end of blind hole 386 runs through fixing part 382.Fixing part 382 is provided with a fixed hole 388.The end of bar portion 384 is provided with the air outlet 389 that connects with blind hole 386.
During assembling dust removal apparatus 3, an end of locating stud 9 is fixed in fixed hole 388, and the other end is fixedly installed in fixed groove 322, to prevent piston rod 38 rotations.At this moment, the fixing part 382 of piston rod 38 is contained in groove 320, and extensible locating stud 9 slides up and down.Blind hole 386 is interconnected with suction port 324.Spring 37 is sheathed on bar portion 384.Guide 36 be sheathed on piston rod 38, and first guide tube section 364 of guide 36 inserts grooves 320 and is tight against the outer periphery of guide 36.Be provided with seal ring 4 between the outer periphery of groove 320 and guide 36, in case leak-stopping gas.The fixed edge 368 of guide 36 is against the mounting end of air inlet main body 32.At this moment, the step hole 362 of guide 36 is run through in bar portion 384, and exposes to second guide tube section 366 of guide 36.The opposite end of spring 37 is replaced the diapire of step hole 362 small ends of fixing part 382 and guide 36 respectively.For better sealing gas, also be provided with rubber seal 4 between second guide tube section 366 and the bar portion 384.Fitting seat 34 is set in the outer periphery of first guide tube section 364 of guide 36, and replaces the bottom surface of fixed edge 368.One fastening piece 5 passes air inlet main body 32, fixed edge 368 and fitting seat 34 successively, so that fitting seat 3 is fixed in air inlet main body 32.
In the present embodiment, fastening piece 5 comprises a pin 51 and nut 52.Nut 52 is fixed in an end of pin 51, and leans air inlet main body 32, in case shotpin nail 51 comes off.Also be provided with a pad 53 between nut 52 and the air inlet main body 32.
Please referring again to Fig. 1, dust removal apparatus 3 is fixed in casing 1 by fitting seat 3, and the inlet of contiguous centrifugal impeller 2.The terminal neighbour of the bar portion 384 of dust removal apparatus 3 advances the air-flow path 10 of casing 1, and operationally stretches into or return air-flow path 10.The suction port 324 of dust removal apparatus 3 connects solenoid valves (figure does not show), facilitates the use the unlatching of electromagnetic valve dust removal apparatus 3 or closes.
When the gas turbine proper functioning of ground, solenoid valve is in closed condition, and dust removal apparatus 3 does not influence ground gas turbine work.When the ground gas turbine quit work, solenoid valve was opened, and connected one high velocity air for dust removal apparatus 3.High velocity air enters the groove 320 and the blind hole 386 of dust removal apparatus 3 by suction port 324.High velocity air pressure and speed force piston rod 38 to slide in guide 36, enters in the air-flow path 10 with the bar portion 384 that drives piston rod 38, and pressure spring 37.At this moment, high velocity air enters air-flow path 10 by the air outlet 389 that connects with blind hole 386, and along with gas communication to centrifugal impeller 2, quicken to rotate to impact centrifugal impeller 2, blow away attached to the dust on the impeller, reach dust removing effects.This kind dust collection method cleans quick and easy.
Work as closed electromagnetic valve, behind the stop supplies high velocity air, the elastic restoring force of spring 37 forces piston rod 38 to return to initial position.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a dust removal apparatus is characterized in that, comprise air inlet main body (32), be fixed in described air inlet main body (32) guide (36), be slidingly mounted on piston rod (38) and spring (37) in the described guide (36);
Described air inlet main body (32) is provided with suction port (324);
One end of described piston rod (38) exposes to described guide (36), and described piston rod (38) is provided with the air outlet (389) that the blind hole (386) of extending vertically reaches and the cecum side direction of described blind hole (386) connects;
Described blind hole (386) is connected with described suction port (324);
Described spring (37) is contained in described guide (36) and is sheathed on described piston rod (38), and the two ends of described spring (37) are replaced described piston rod (38) and described guide (36) respectively.
2. dust removal apparatus according to claim 1 is characterized in that, also comprises locating stud (9);
Described piston rod (38) comprises a fixing part (382);
Described fixing part (382) is provided with a fixed hole (388);
Described air inlet main body (32) is provided with a fixed groove (322);
The opposite end of described locating stud (9) is individually fixed in fixed hole (388) and fixed groove (322), and described piston rod (38) can slide along described locating stud (9).
3. dust removal apparatus according to claim 2 is characterized in that,
Described piston rod (38) comprises that also one is extended and the bar portion (384) that forms to the end away from described air inlet main body (32) vertically by described fixing part (382);
Described guide (36) is axially arranged with step hole (362);
Described piston rod (38) is contained in the big footpath section of described step hole (362), and described bar portion (384) passes the big footpath section of described step hole (362) and path section successively and exposes to described step hole (362).
4. dust removal apparatus according to claim 3 is characterized in that,
Described spring (37) is sheathed on described bar portion (384);
The diapire of the opposite end difference described fixing part of contact (382) of described spring (37) and the path section of described step hole (362).
5. dust removal apparatus according to claim 4 is characterized in that,
One end of described blind hole (386) runs through described fixing part (382), and connects with described suction port (324);
Described air outlet (389) is arranged on the position that described bar portion (384) exposes to described step hole (362).
6. dust removal apparatus according to claim 5 is characterized in that, described guide (36) is the step tube, and it comprises larger-size first guide tube section (364) and less second guide tube section (366) of size;
Described first guide tube section (364) is fixed in described air inlet main body (32);
Described bar portion (384) exposes to described second guide tube section (366).
7. dust removal apparatus according to claim 6 is characterized in that,
Described air inlet main body (32) is provided with a groove (320) that connects with described fixed groove (322);
Described first guide tube section (364) is sticked in described groove (320);
Contiguous described first guide tube section of the periphery of described guide (36) (364) locates to convex with fixed edge (368);
Described fixed edge (368) is fixed in described air inlet main body (32).
8. a ground gas turbine comprises casing (1) and is installed on the interior centrifugal impeller (2) of described casing (1), it is characterized in that,
Also comprise any described dust removal apparatus in the claim 1 to 7;
Described dust removal apparatus (3) is installed on described casing (1);
The air-flow path (10) of the contiguous described casing of the end of the bar portion (384) of described dust removal apparatus (3) (1), and operationally stretch into or return described air-flow path (10).
9. ground gas turbine according to claim 8 is characterized in that,
The inlet of the contiguous described centrifugal impeller of described dust removal apparatus (3) (2).
10. ground gas turbine according to claim 9 is characterized in that,
The suction port (324) of described dust removal apparatus (3) connects solenoid valve;
Described solenoid valve is opened, and high velocity air enters groove (320) and blind hole (386) by described suction port (324), enters in the described air-flow path (10) to force described bar portion (384), and compresses described spring (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102138741A CN102297026B (en) | 2011-07-28 | 2011-07-28 | Dust collector and ground gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102138741A CN102297026B (en) | 2011-07-28 | 2011-07-28 | Dust collector and ground gas turbine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102297026A true CN102297026A (en) | 2011-12-28 |
| CN102297026B CN102297026B (en) | 2013-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102138741A Active CN102297026B (en) | 2011-07-28 | 2011-07-28 | Dust collector and ground gas turbine |
Country Status (1)
| Country | Link |
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| CN (1) | CN102297026B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050433A (en) * | 2016-06-28 | 2016-10-26 | 中国南方航空工业(集团)有限公司 | High-pressure turbine blade dust control unit and using method thereof |
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| US5467684A (en) * | 1992-03-25 | 1995-11-21 | Sher; Arieh | Rotary piston driving mechanism |
| DE3637060C2 (en) * | 1986-10-31 | 1999-02-04 | Wacker Chemie Gmbh | Device for spraying or injecting liquid into a container and its use |
| CN2326349Y (en) * | 1997-02-24 | 1999-06-30 | 周武巧 | Air dust-blowing gun |
| GB2346945A (en) * | 1999-02-16 | 2000-08-23 | Christopher George Haring | Method and apparatus for cleaning pipes |
| US6176437B1 (en) * | 1993-10-15 | 2001-01-23 | Mona Skannerup | Blast gun for compressed air |
| JP2007209935A (en) * | 2006-02-10 | 2007-08-23 | Mei-Hua Chen | Jet and jet cleaner equipped with it |
| CN201385001Y (en) * | 2009-01-16 | 2010-01-20 | 青岛双桃精细化工（集团）有限公司 | Water pressure type self-cleaning spray gun |
| CN101776010A (en) * | 2004-02-16 | 2010-07-14 | 燃气涡轮效率股份有限公司 | Method and equipment for cleaning turbofan gas turbine engine |
| CN202290665U (en) * | 2011-07-28 | 2012-07-04 | 中国南方航空工业(集团)有限公司 | Dust removing device and ground combustion gas turbine |
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2011
- 2011-07-28 CN CN2011102138741A patent/CN102297026B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3637060C2 (en) * | 1986-10-31 | 1999-02-04 | Wacker Chemie Gmbh | Device for spraying or injecting liquid into a container and its use |
| US5467684A (en) * | 1992-03-25 | 1995-11-21 | Sher; Arieh | Rotary piston driving mechanism |
| US6176437B1 (en) * | 1993-10-15 | 2001-01-23 | Mona Skannerup | Blast gun for compressed air |
| CN2326349Y (en) * | 1997-02-24 | 1999-06-30 | 周武巧 | Air dust-blowing gun |
| GB2346945A (en) * | 1999-02-16 | 2000-08-23 | Christopher George Haring | Method and apparatus for cleaning pipes |
| CN101776010A (en) * | 2004-02-16 | 2010-07-14 | 燃气涡轮效率股份有限公司 | Method and equipment for cleaning turbofan gas turbine engine |
| JP2007209935A (en) * | 2006-02-10 | 2007-08-23 | Mei-Hua Chen | Jet and jet cleaner equipped with it |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050433A (en) * | 2016-06-28 | 2016-10-26 | 中国南方航空工业(集团)有限公司 | High-pressure turbine blade dust control unit and using method thereof |
| CN106050433B (en) * | 2016-06-28 | 2017-10-24 | 中国南方航空工业(集团)有限公司 | A kind of high-pressure turbine blade dust arrester and its application method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102297026B (en) | 2013-11-20 |
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Address after: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee after: China Hangfa South Industrial Co. Ltd. Address before: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee before: China Southern Airlines Industry (Group) Co., Ltd. |
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