CN104697392B - The rinser of power station air cooling radiator - Google Patents
The rinser of power station air cooling radiator Download PDFInfo
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- CN104697392B CN104697392B CN201510096469.4A CN201510096469A CN104697392B CN 104697392 B CN104697392 B CN 104697392B CN 201510096469 A CN201510096469 A CN 201510096469A CN 104697392 B CN104697392 B CN 104697392B
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Abstract
A kind of rinser of power station air cooling radiator, including truss, cleaning framework, wiper mechanism, running motor and traction electric machine, it is characterized in that: described wiper mechanism includes two to five cleaning tube banks of the horizontally disposed vertical direction arrangement being positioned at heat sink side being fixed on cleaning framework, it is arranged on the end pipe of cleaning framework opposite side, connect the high-pressure rubber pipe cleaning tube bank with end pipe, wash and tube bank is arranged symmetrically with ten high pressure nozzles, the jet of high pressure nozzle is cone, the drift angle of cone is less than the angle between high pressure nozzle and shutter, jet is made up of original segment and basic segment, the area that adjacent high pressure nozzle jet covers is just overlapping, another high pressure nozzle is perpendicular to cleaning tube bank, the original segment of high pressure nozzle and basic segment length sum more than high pressure nozzle and between distance.Fundamentally solve existing power station cleaning device for radiator cleaning performance shutter poor, fragile in-convenience in use, the low inferior problem of cleaning efficiency.
Description
Technical field
The present invention relates to mechanical engineering field, particularly relate to heat exchange or the cleaning of heat transfer pipe inwall or outer surface, the rinser of specifically a kind of power station air cooling radiator, it is primarily adapted for use in outside the tower of indirect air cooling formula power station air cooling radiator and cleans.
Background technology
At present, mainly have at the air cooling system of power plant application: 1. direct air cooling system (ACC)；2. the indirect air cooling system of surface condenser is adopted；3. the indirect air cooling system (also referred to as Heller type indirect air cooling system) of direct-contact type condenser is adopted.Wherein, adopting the indirect air cooling system of direct-contact type condenser, mainly the air cooling tower by injection type condenser with equipped with good fortune brother's type radiator is constituted, and the cooling water in system enters condenser and directly mixes with the weary gas of steam turbine and make it condense.The cooling water overwhelming majority after being heated is delivered to dry Cooling heat radiator by circulating pump, delivers to injection type condenser again and enter next one circulation after cooling down with cross-ventilation heat exchange.Wherein, good fortune brother's type radiator (also referred to as aluminum pipe aluminium flake radiator) is the capital equipment of Heller type indirect air cooling system, including some radiator cooling columns being perpendicular to ground.Two adjacent cooling columns form a cooling triangle with 60 ° of angles; triangle additionally while installing shutter; control intake, and protect the radiator from the interference of the factors such as external pollen, floating dust, insecticide, flying bird, eliminate the potential safety hazard in running.Inevitably, owing to the constantly accumulation of spot causes that the radiating effect of cooling triangle reduces after life-time service, routine cleaning is needed for this.
Existing rinser such as Authorization Notice No. is the patent of invention of CN101672600B, disclose " a kind of automatic cleaning device of indirect air cooler for power station ", it includes wiper mechanism, have technical point that and on air cooler position, be provided with closed ring track in tower, be provided with a walking truss with travel driving unit in orbit;This truss is provided with the vertical frame moved horizontally, truss is additionally provided with the guide and limit mechanism of vertical frame;Vertical frame is provided with one and vertically moves guide rail, vertically moving, guide rail is disposed with vertical travelling mechanism, vertical driving mechanism;Vertical travelling mechanism is additionally provided with wiper mechanism, this wiper mechanism includes at least double cleaning restrains, cleaning the washer jet of distribution in tube bank, the injection direction of this washer jet is vertical with air cooler cleaning surface, cleans tube bank and is connected with high pressure water generating device by high-pressure hose.Although this technical scheme achieves the functions such as the vertical cleaning of orbiting, the moving horizontally of truss, wiper mechanism, but this wiper mechanism needs repeatedly to pass in and out cooler trigonum to be cleaned, thus causing that cleaning efficiency is low.
nullAnd for overcoming a upper defect，Inventor once designed the patent application that application publication number is CN103791768A，Disclose " rinser of a kind of indirect air cooler for power station "，On it guide rail including being arranged on outside cooler can along the truss of guide rail movement、Drive the running mechanism of truss、It is arranged on the cleaning framework that can move on truss along truss、It is arranged on the haulage gear for driving cleaning framework on truss、It is arranged on the wiper mechanism on cleaning framework，Running mechanism includes the running motor being arranged on truss bottom、It is arranged on the lower road wheel driven by running motor bottom truss，Cleaning framework passes through cleaning framework directive wheel Horizontal limiting on truss，It is characterized in that: described wiper mechanism is arranged on a left side for cleaning framework or/and right side，Wiper mechanism includes some guide rods、Some cleanings with nozzle being fixed on guide rod are restrained、It is arranged on the cleaning tube bank drive motor on cleaning framework，The outfan cleaning tube bank drive motor is provided with gear，Guide rod is provided with the tooth bar being meshed with gear.This technical scheme adopts and is perpendicular to the cleaning of cooler surface formula outside tower, although, clean tube bank and can enter in shutter, shorten the distance cleaned between plane and fin plane, it is ensured that the advantage that water consumption is low.But, still suffer from following defect in actual applications: for the mentality of designing of this technical scheme, cleaning tube bank must put in shutter completely and can be only achieved cleaning purpose.But, for strengthening the stability of radiator structure, set up in shutter and put brace and girt, during cleaning, increase operation easier, may result in during misoperation to put in shutter by cleaning tube bank, even by bad for shutter top.Additionally, due to the accumulation that radiator structure amount of elastic deformation is in vertical direction, also the location of cleaning framework can be produced certain error, add cleaning difficulty.
Summary of the invention
It is an object of the invention to provide the rinser of a kind of power station air cooling radiator, fundamentally solve existing power station air cooling cleaning device for radiator cleaning performance shutter poor, fragile in-convenience in use, the low inferior problem of cleaning efficiency.
nullThe technical solution adopted in the present invention is: the rinser of this power station air cooling radiator includes the truss between upper rail and lower guideway、By the spacing removable cleaning framework on truss of guiding mechanism、It is assemblied in the wiper mechanism on cleaning framework、It is positioned at running motor and the traction electric machine of truss bottom，Truss top arranges truss upper support frame，In truss upper support frame, fixed pulley assembly is set，Cleaning framework is provided with guiding piece，Traction electric machine drives guiding piece to drive cleaning framework motion by fixed pulley assembly，It is characterized in that: described wiper mechanism includes two to five cleaning tube banks of the horizontally disposed vertical direction arrangement being positioned at air cooling heat radiator side being fixed on cleaning framework、It is arranged on the end pipe of cleaning framework opposite side、Connect the high-pressure rubber pipe cleaning tube bank with end pipe，Wash and tube bank is arranged symmetrically with ten nozzles，The jet of nozzle is cone，The drift angle of cone is less than the angle between nozzle and shutter，Jet is made up of original segment and basic segment，The angle that four, the outside of every side nozzle is restrained with cleaning is 45 ° ~ 75 °，The area that adjacent nozzle jet covers is just overlapping，Another nozzle is perpendicular to cleaning tube bank，The original segment of nozzle and basic segment length sum are more than the distance between nozzle and radiating fin，The radiating surface of radiator is divided into five equal portions，The wherein area of the original segment correspondence radiating surface 3/5 of outermost four nozzles in one side，2/5 area that the basic segment of one nozzle of inner side is corresponding other.
Wiper mechanism eliminates original guide rod and guide rod drive motor, simplifies the quantity cleaning tube bank, not only simplifies structure, reduce manufacturing cost, and reduce the load of cleaning framework so that it is running safety more is smooth.Cleaning process puts in shutter without what clean tube bank, it is to avoid tube bank and the collision of shutter, simplifies operating procedure, improves cleaning efficiency, reduce maintenance cost, extends service life.Be arranged symmetrically with ten of nozzle, the angle that four, the outside of every side nozzle is restrained with cleaning is 45 ° ~ 75 °, corner dimension is determined with the factor such as the distance of radiator, nozzle range according to cleaning tube bank, another nozzle is perpendicular to cleaning tube bank, thus ensure to cover air cooling radiating fin (referring to one of them radiating surface of cooling column) comprehensively.Further, the original segment of nozzle and basic segment length sum should be greater than the distance between nozzle and radiating fin, it is to avoid adopt divergent section to clean.The jet of nozzle is cone, and the drift angle of cone is less than the angle between nozzle and shutter, it is to avoid jet is beaten wastes water source outside shutter.The radiating fin of both sides is respectively divided into five equal portions by the cleaning performance for reaching the best, the wherein area of the original segment correspondence 3/5 of outermost four nozzles in one side, 2/5 area that the basic segment of one nozzle of inner side is corresponding other, after pressure is accumulated by four nozzles by original segment, current are pressed to flight tip, under the cooperation of interior side nozzle basic segment, radiator is cleaned up, saved water consumption simultaneously.Utilize highdensity high-pressure water shot a fluid stream directly to spray, huge hitting power high-efficiency washing object can be produced, thus reaching the purpose cleaned.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described.
Fig. 1 is the main TV structure schematic diagram of the present invention；
Fig. 2 is the side-looking structural representation of the present invention；
Fig. 3 is the plan structure schematic diagram of the present invention；
Fig. 4 is the operation principle schematic diagram of the present invention.
In figure, sequence number illustrates: 1 lower guideway, 2 lower support pulley assemblies, 3 running motors, 4 traction electric machines, 5 cleaning frameworks, 6 high-pressure rubber pipes, 7 truss、8 shutters, 9 fixed pulley assemblies, 10 top guiding pulley assemblies, 11 upper rails, 12 truss upper support frames, 13 guiding pieces, 14 bolt assemblies, 15 reels, 16 transposition positioning components、17 end pipes, 18 guiding mechanisms, 19 cleaning tube banks, 20 high pressure nozzles.
Detailed description of the invention
The concrete structure of the present invention is described in detail according to Fig. 1 ~ 4.On the guide rail that the rinser of this power station air cooling radiator includes being arranged on outside cooler can along the truss 7 of guide rail movement, drive truss 7 running mechanism, be arranged on truss 7 can along the cleaning framework 5 that truss 7 moves, be arranged on truss 7 for the haulage gear driving cleaning framework 5, the wiper mechanism that is arranged on cleaning framework 5.Wherein, guide rail includes upper rail 11 and lower guideway 1, truss upper support frame 12 that truss 7 includes being sequentially connected with by bolt assembly 14, middle part truss, truss lower support frame.Truss upper support frame is arranged between middle part truss and upper rail 11, and truss lower support frame is arranged between middle part truss and lower guideway 1.Running motor 3 that running mechanism includes being arranged on truss lower support frame, it is arranged on the parts such as the top guiding pulley assembly 10 that the lower support pulley assembly 2 driven by running motor 3 bottom truss lower support frame matches with upper rail 11.The upper road wheel that truss top is perpendicular to horizontal plane by rotating shaft as directive wheel (being clipped between upper road wheel by upper rail), will drive whole truss to move by the lower directive wheel driven by running motor 3 of rotating shaft with plane-parallel.Haulage gear includes the traction electric machine 4 being arranged on truss lower support frame, the fixed pulley assembly 9 being arranged on truss top, the guiding piece 13 that is fixed on cleaning framework 5.Truss lower support frame is provided with the traction support with plane-parallel, and traction electric machine 4 is fixed on traction support.The outfan of traction electric machine 4 is provided with traction output shaft, traction output shaft is fixed with reel 15 by flange, reel 15 is provided with pull rope (such as hawser), pull rope end is connected with guiding piece 13 bottom, guiding piece 13 top is also connected with pull rope and forms " Y-shaped structure ", two pull ropes on " Y-shaped structure " top are connected with cleaning framework 5 after traction directive wheel, can be moved both vertically by the cleaning framework that rotarily drives of reel 15.Cleaning framework pass through guiding mechanism 18(such as fixed pulley group) Horizontal limiting on truss, move both vertically under the driving of haulage gear.For preventing cleaning framework to be moved through position, truss is additionally provided with vertical positioning element (such as travel switch).Wiper mechanism is arranged on the air cooling heat radiator side on cleaning framework, and some tube bank 19(that clean of the horizontally disposed vertical direction arrangement that wiper mechanism includes being fixed on cleaning framework are preferably two), be arranged on the some high pressure nozzles 20 cleaned in tube bank 19.Arranging end pipe 17 at the cleaning framework other end, end pipe 17 is connected with cleaning tube bank by high-pressure rubber pipe 6, it is ensured that the water supply of high pressure nozzle.The area that adjacent high pressure nozzle 20 jet covers is just overlapping, thus reducing water consumption.For convenience of using, cleaning framework is additionally provided with transposition positioning component 16.Owing to have employed high pressure nozzle, the cleanout fluid jet of high pressure nozzle can pass through shutter 8 and directly clean spreader surface.
The jet of high pressure nozzle is divided into three sections: 1) original segment, length L1 represents, this section of jet dynamic pressure force value vertically is constant, and dynamic pressure and the dynamic pressure of jet expansion that namely original segment jet is most advanced and sophisticated are almost identical.Quality is very closely knit, does not mix mutually with air, and therefore the hitting power of this section is the strongest, is mainly used in cleaning hard foulant；2) basic segment, length L2 represents, this section of jet starts to mix mutually with air, can define hole and eddy current, and therefore the hitting power of this section is moderate, is suitable for the cleaning of various equipment and material.Along with the lengthening of this segment distance, effective hitting power is also gradually reduced；3) divergent section, length L3 represents, this section of jet is thoroughly mixed with air, and jet is atomized completely, and surge and effluxvelocity all significantly decline, and without using value, therefore should avoid adopting this section of jet flow cleaning when considering stream distance.Select different high pressure nozzle outlet shapes, different jet flow section shapes can be formed, such as pancake fan-shaped high pressure nozzle, circular Solid cone nozzle, annular, the nozzle form such as square, circular Solid cone nozzle of the present invention.
Claims (1)
- null1. the rinser of a power station air cooling radiator，Including the truss between upper rail and lower guideway、By the spacing removable cleaning framework on truss of guiding mechanism、It is assemblied in the wiper mechanism on cleaning framework、It is positioned at running motor and the traction electric machine of truss bottom，Truss top arranges truss upper support frame，In truss upper support frame, fixed pulley assembly is set，Cleaning framework is provided with guiding piece，Traction electric machine drives guiding piece to drive cleaning framework motion by fixed pulley assembly，It is characterized in that: described wiper mechanism includes two to five cleaning tube banks of the horizontally disposed vertical direction arrangement being positioned at heat sink side being fixed on cleaning framework、It is arranged on the end pipe of cleaning framework opposite side、Connect the high-pressure rubber pipe cleaning tube bank with end pipe，Wash and tube bank is arranged symmetrically with ten high pressure nozzles，The jet of high pressure nozzle is cone，The drift angle of cone is less than the angle between high pressure nozzle and shutter，Jet is made up of original segment and basic segment，The angle that four, the outside of every side high pressure nozzle is restrained with cleaning is 45 ° ~ 75 °，The area that adjacent high pressure nozzle jet covers is just overlapping，Another high pressure nozzle is perpendicular to cleaning tube bank，The original segment of high pressure nozzle and basic segment length sum are more than the distance between high pressure nozzle and radiating fin，The radiating surface of radiator is divided into five equal portions，The wherein area of the original segment correspondence radiating surface 3/5 of outermost four high pressure nozzles in one side，2/5 area that the basic segment of one high pressure nozzle of inner side is corresponding other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510096469.4A CN104697392B (en) | 2015-03-05 | 2015-03-05 | The rinser of power station air cooling radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510096469.4A CN104697392B (en) | 2015-03-05 | 2015-03-05 | The rinser of power station air cooling radiator |
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| Publication Number | Publication Date |
|---|---|
| CN104697392A CN104697392A (en) | 2015-06-10 |
| CN104697392B true CN104697392B (en) | 2016-07-06 |
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| CN201510096469.4A Active CN104697392B (en) | 2015-03-05 | 2015-03-05 | The rinser of power station air cooling radiator |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109506514A (en) * | 2019-01-16 | 2019-03-22 | 常州市榆轩环境设备有限公司 | Sparge pipe detects cold rinse system between positioning automatically |
| CN110102532A (en) * | 2019-06-14 | 2019-08-09 | 国家能源投资集团有限责任公司 | Cleaning device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672600A (en) * | 2009-08-25 | 2010-03-17 | 沈阳仪表科学研究院 | Automatic cleaning device of indirect air cooler for power station |
| CN201653255U (en) * | 2010-02-05 | 2010-11-24 | 张文军 | Heat radiator cleaning device of air cooling generator unit |
| CN201897432U (en) * | 2010-10-19 | 2011-07-13 | 张文军 | Horizontally-arranged cleaning device of radiator of air cooling generator set |
| CN102401609A (en) * | 2011-11-17 | 2012-04-04 | 姬鄂豫 | Online cleaning device for heat exchange tube of condenser |
| CN103791768A (en) * | 2014-02-20 | 2014-05-14 | 沈阳仪表科学研究院有限公司 | Washing device of power station indirect air cooler |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3137959B2 (en) * | 1999-08-10 | 2001-02-26 | 幸祐 山田 | Connecting nozzle unit for cleaning air conditioners |
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- 2015-03-05 CN CN201510096469.4A patent/CN104697392B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672600A (en) * | 2009-08-25 | 2010-03-17 | 沈阳仪表科学研究院 | Automatic cleaning device of indirect air cooler for power station |
| CN201653255U (en) * | 2010-02-05 | 2010-11-24 | 张文军 | Heat radiator cleaning device of air cooling generator unit |
| CN201897432U (en) * | 2010-10-19 | 2011-07-13 | 张文军 | Horizontally-arranged cleaning device of radiator of air cooling generator set |
| CN102401609A (en) * | 2011-11-17 | 2012-04-04 | 姬鄂豫 | Online cleaning device for heat exchange tube of condenser |
| CN103791768A (en) * | 2014-02-20 | 2014-05-14 | 沈阳仪表科学研究院有限公司 | Washing device of power station indirect air cooler |
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