CN102162646B - Diversion plate used for acoustic wave soot blower - Google Patents
Diversion plate used for acoustic wave soot blower Download PDFInfo
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- CN102162646B CN102162646B CN2011100923304A CN201110092330A CN102162646B CN 102162646 B CN102162646 B CN 102162646B CN 2011100923304 A CN2011100923304 A CN 2011100923304A CN 201110092330 A CN201110092330 A CN 201110092330A CN 102162646 B CN102162646 B CN 102162646B
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- fan
- acoustic wave
- diversion
- pod apertures
- deflector
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Abstract
The present invention discloses a diversion plate used for an acoustic wave soot blower. The guide plate is characterized in that a circular guide plate is included, fan-shaped diversion holes are arranged on the upper circumference of the circular guide plate, diversion blades are arranged on the same side of every fan-shaped diversion hole, and the included angle between the diversion surface of the diversion blade and the through-flow surface of a fan-shaped diversion hole is more than 10 degrees and less than 60 degrees. The diversion plate has the advantages that, after being diverted by the diversion blades arranged on the side of every fan-shaped diversion hole, compressed air and acoustic wave are blown out in the tangential direction of the fan-shaped diversion hole to form a whirlpool shape, thus the effective soot blowing area is greatly increased and the use effect of the acoustic wave soot blower is consequently increased.
Description
Technical field
The present invention relates to the acoustic wave ash ejector technical field, relate in particular to a kind of deflector that is used for acoustic wave ash ejector.
Background technology
Boiler is in the production run process, and the fouling of heating surface and the slagging scorification of its water-cooling wall, superheater, economizer, preheater and flue etc. are to perplex the problem of producing and being difficult to solve for a long time.It not only makes the heating surface of these equipment conduct heat to weaken, to cause the thermal efficiency to reduce, to reduce and produce load, and, when fouling of heating surface and slagging scorification are serious, also possibly cause unexpected blowing out, cause heavy economic losses.Therefore; Traditional boiler all has soot blower; Like steam sootblower, compressed air soot-blowing device, steel ball soot blower etc., but these soot blowers are on operation and performance, exist to blow ash and be limited in scope, blow ash and have that dead angle, energy consumption are high, maintenance cost is big, operation is inconvenient, have drawbacks such as side effect; Utilization rate is very low, and majority is parked at present need not.
Swede at first found and was used for the low-frequency sound wave ash-clearing technology of boiler the seventies in 20 century, and for removing ash of boiler has been opened up new approach, acoustic wave ash ejector has obtained using widely, has obtained good effect.The operation principle of acoustic wave ash ejector is to convert compressed air (or steam) to high-power sound wave (a kind of pressure wave of in space medium, propagating with the form of dilatational wave) to send in the stove; The dilatational wave that dust stratification on heating surface receives with the certain frequency alternate draws repeatedly, presses and do the time spent; Come off because of fatigue is loose; Take away with flue gas stream, or under the gravity effect, sink to ash bucket and discharge.Acoustic wave ash ejector is simple in structure, and use is non-maintaining basically; Sound wave usefulness is high, and power is big, bandwidth, and ash-removal effect is remarkable.But present acoustic wave ash ejector compressed air harmony waveguide is gone into mode in the boiler for directly blowing mode, because the oviduct diameter that blows is limited, making sound wave act on boiler tube wall, to blow grey effect area less, causes the result of use of acoustic wave ash ejector not good enough.
Summary of the invention
To above-mentioned situation; The present invention provides a kind of deflector that is used for acoustic wave ash ejector, and it is installed on the exit of acoustic wave ash ejector, through the flow-guiding structure that is provided with on it; Compressed air and sound wave are carried out water conservancy diversion; Form swirl shape and be blown in the boiler, the effective area that blows ash is increased, improve the result of use of acoustic wave ash ejector.
To achieve these goals, technical scheme of the present invention is following:
A kind of deflector that is used for acoustic wave ash ejector; It is characterized in that; Comprise a circular deflector; On said circular deflector, circumferentially be furnished with fan-shaped pod apertures, and be provided with guide vane at the same side of each fan-shaped pod apertures, the angle between through-flow of the guide face of said guide vane and said fan-shaped pod apertures less than 60 ° greater than 10 °.
The shape of said guide vane is identical with the shape of said fan-shaped pod apertures, and promptly said guide vane is formed by the clout of the said fan-shaped pod apertures of processing, and shape is bent into arc.
Said fan-shaped pod apertures circumferentially is distributed on the said circular deflector.
Said fan-shaped pod apertures is 6, and 6 blade arc directions are consistent.
Angle between through-flow of the guide face of said guide vane and said fan-shaped pod apertures is 15 °.
The invention has the beneficial effects as follows; Compressed air and sound wave can blow out with the blade tangential direction under the water conservancy diversion of the guide vane that is arranged at each fan-shaped pod apertures side, form the whirlpool shape; The effective area that acts on like this in the boiler just enlarges markedly, thereby improves the result of use of acoustic wave ash ejector.
Description of drawings
Fig. 1 looks sketch map for a kind of master who is used for the deflector of acoustic wave ash ejector of the present invention.
Fig. 2 is a kind of schematic top plan view that is used for the deflector of acoustic wave ash ejector of the present invention.
Fig. 3 is installed on the sketch map of soot blower system for a kind of deflector that is used for acoustic wave ash ejector of the present invention.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect and be easy to understand and understand, below in conjunction with concrete diagram, further set forth the present invention.
Referring to Fig. 1, a kind of deflector that is used for acoustic wave ash ejector is a circular deflector 1, and the thickness of circular deflector 1 is 2mm ~ 4mm.In this circle deflector 1 upper edge circumference uniform processing a plurality of fan-shaped pod apertures 2 are arranged, because of acoustic wave ash ejector is used for boiler, so that circular deflector 1 adopts is high temperature resistant, wear-resistant, corrosion-resistant, stainless steel.Certainly according to the size of the loudspeaker of acoustic wave ash ejector, the present invention also can be set to 5 or more than 6 according to the number of the fan-shaped pod apertures 2 of actual conditions.
The unidirectional side of each fan-shaped pod apertures 2 is provided with guide vane 3, and guide vane 3 is formed by the clout of the fan-shaped pod apertures 2 of processing, and promptly the shape of guide vane 3 is identical with the shape of fan-shaped pod apertures 2.Angle between through-flow of the guide face of guide vane 3 and fan-shaped pod apertures 2 is arranged to greater than 10 °, all can make compressed air become better whirlpool shape with acoustic wave form less than 60 °, and the effective area that blows ash is increased, thereby improves the result of use of soot blower.This specific embodiment is arranged to 15 ° with the angle between the guide face of guide vane 3 and fan-shaped pod apertures 2 through-flow.
After adopting technique scheme; Compressed air and sound wave to blow out with fan-shaped pod apertures 2 tangential directions, form the whirlpool shape under the water conservancy diversion of the guide vane 3 that is arranged at each fan-shaped pod apertures 2 side; The effective area that blows ash is enlarged markedly, thereby improve the result of use of acoustic wave ash ejector.
Periphery at circular deflector 1 is provided with a plurality of pilot holes 4, to guarantee that the present invention can be fixed on the outlet(discharge) flange of acoustic wave ash ejector smoothly.
Manufacturing approach of the present invention is: at first accomplish the blanking of circular deflector 1, with drilling machine pilot hole 4 is got out; And then on circular deflector 1, go out fan-shaped pod apertures 2 with punch press, a side of the clout of going out and the body of circular deflector 1 still link together, and form the slit between other each limit and the circular deflector 1; At last will process the clout bending that fan-shaped pod apertures 2 is produced with mould again, form guide vane 3.The present invention makes completion.
Referring to Fig. 2; Operation principle of the present invention is: give air accumulator 100 air feed by air pump or other source of the gas through the air inlet 110 of air accumulator 100; Be provided with airflow line 300 between air accumulator 100 and the boiler 200; On airflow line 300, be disposed with steam supply valve 400, hand sluice valve 500, the magnetic valve 700 that is connected with electric control system 600 and acoustic wave ash ejector 800 to boiler 200 by air accumulator 100; Said acoustic wave ash ejector 800 comprises sonic generator 810 and the sonar transmitter 820 that is assembled together with sonic generator 810; The exit of said sonar transmitter 820 is provided with a kind of deflector 830 that is used for acoustic wave ash ejector of the present invention, is fixed together with boiler 200 afterwards.Compressed Gas in the air accumulator 100 is when steam supply valve 400, hand sluice valve 500, magnetic valve 700 whole unlatchings; Flow to acoustic wave ash ejector 800; Acoustic wave ash ejector 800 converts Compressed Gas to high-power sound wave (a kind of pressure wave of in space medium, propagating with the form of dilatational wave); Under the guide functions of a kind of deflector 830 that is used for acoustic wave ash ejector of the present invention, make compressed air become the whirlpool shape to get in the boiler 200 with acoustic wave form; The effective area that blows ash is increased, improve the result of use of soot blower.The dilatational wave that dust stratification on the heating surface receives with the certain frequency alternate draws repeatedly, presses and do the time spent, comes off because of fatigue is loose, takes away with flue gas stream, or under the gravity effect, sinks to ash bucket to discharge.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification just explains principle of the present invention; The present invention also has various changes and modifications under the prerequisite that does not break away from spirit and scope of the invention, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (4)
1. deflector that is used for acoustic wave ash ejector; It is characterized in that; Comprise a circular deflector; On said circular deflector, circumferentially be furnished with fan-shaped pod apertures, and be provided with guide vane at the same side of each fan-shaped pod apertures, the angle between through-flow of the guide face of said guide vane and said fan-shaped pod apertures less than 60 ° greater than 10 °; The shape of said guide vane is identical with the shape of said fan-shaped pod apertures, and promptly said guide vane is formed by the clout of the said fan-shaped pod apertures of processing, and shape is bent into arc.
2. a kind of deflector that is used for acoustic wave ash ejector according to claim 1 is characterized in that said fan-shaped pod apertures circumferentially is distributed on the said circular deflector.
3. a kind of deflector that is used for acoustic wave ash ejector according to claim 1 is characterized in that said fan-shaped pod apertures is 6, and 6 blade arc directions are consistent.
4. a kind of deflector that is used for acoustic wave ash ejector according to claim 1 is characterized in that the angle between through-flow of the guide face of said guide vane and said fan-shaped pod apertures is 15 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100923304A CN102162646B (en) | 2011-04-13 | 2011-04-13 | Diversion plate used for acoustic wave soot blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100923304A CN102162646B (en) | 2011-04-13 | 2011-04-13 | Diversion plate used for acoustic wave soot blower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102162646A CN102162646A (en) | 2011-08-24 |
| CN102162646B true CN102162646B (en) | 2012-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100923304A Expired - Fee Related CN102162646B (en) | 2011-04-13 | 2011-04-13 | Diversion plate used for acoustic wave soot blower |
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| CN (1) | CN102162646B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276593B (en) * | 2015-10-13 | 2017-12-26 | 南京常荣声学股份有限公司 | A kind of gas sound Composite Field uniform large space apparatus for eliminating sludge and its descaling method |
| CN105276594B (en) * | 2015-10-13 | 2018-03-23 | 南京常荣声学股份有限公司 | A kind of gas sound Composite Field even distribution device and its uniform method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2906351Y (en) * | 2006-04-29 | 2007-05-30 | 段志雄 | Turbine-driven low-frequency highly-efficient sound wave ash-removing device |
| CN201382426Y (en) * | 2009-04-04 | 2010-01-13 | 张思超 | Complex variable acoustic frequency acoustic wave ash expeller |
| CN202024341U (en) * | 2011-04-14 | 2011-11-02 | 上海恒纽科技发展有限公司 | Guide board for sound wave soot blower |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09280538A (en) * | 1996-04-12 | 1997-10-31 | Mitsubishi Heavy Ind Ltd | Soot blower |
| JPH1061935A (en) * | 1996-08-19 | 1998-03-06 | Kikan Buhin Seizo Kk | Fixed and rotary type soot blower |
| JP4067924B2 (en) * | 2002-09-24 | 2008-03-26 | 電源開発株式会社 | Sonic soot blower |
-
2011
- 2011-04-13 CN CN2011100923304A patent/CN102162646B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2906351Y (en) * | 2006-04-29 | 2007-05-30 | 段志雄 | Turbine-driven low-frequency highly-efficient sound wave ash-removing device |
| CN201382426Y (en) * | 2009-04-04 | 2010-01-13 | 张思超 | Complex variable acoustic frequency acoustic wave ash expeller |
| CN202024341U (en) * | 2011-04-14 | 2011-11-02 | 上海恒纽科技发展有限公司 | Guide board for sound wave soot blower |
Non-Patent Citations (3)
| Title |
|---|
| JP特开2004-116798A 2004.04.15 |
| JP特开平10-61935A 1998.03.06 |
| JP特开平9-280538A 1997.10.31 |
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| CN102162646A (en) | 2011-08-24 |
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Granted publication date: 20120718 |