CN106440854B - A kind of tubular type blast-furnace soft water evaporative air-cooling system and its pipe scale processing method - Google Patents
A kind of tubular type blast-furnace soft water evaporative air-cooling system and its pipe scale processing method Download PDFInfo
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- CN106440854B CN106440854B CN201610928515.7A CN201610928515A CN106440854B CN 106440854 B CN106440854 B CN 106440854B CN 201610928515 A CN201610928515 A CN 201610928515A CN 106440854 B CN106440854 B CN 106440854B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C1/14—Direct-contact trickle coolers, e.g. cooling towers comprising also a non-direct contact heat exchange
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/02—Non-rotary, e.g. reciprocated, appliances having brushes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
Abstract
The invention discloses a kind of tubular type blast-furnace soft water evaporative air-cooling system and its pipe scale processing methods, belong to Blast Furnace Iron-making Production Technology field.A kind of tubular type blast-furnace soft water evaporative air-cooling system of the present invention, including the housing being mutually permanently connected directly over pedestal, pedestal, and the cooling tube constriction of the horizontal slice layout of enclosure interior fixed installation, further include the induced draft cooling tower being fixedly connected above housing with housing, top is open fully up, and the wind turbine of air draught effect has been replaced by induced draft cooling tower, reduces installation total amount and production cost, it, can be in running order for a long time without the frequent more ventilating fan because of motor rapid wear.A kind of pipe scale processing method of tubular type blast-furnace soft water evaporative air-cooling system of the present invention; not timing scale removal can be carried out in whole system operational process; it can also be in stopping process to the thorough scale removal of system; it is flexible; treatment effect is thorough; heat exchange, the cooling effect of whole system are improved, increases continuous working period and service life.
Description
Technical field
The present invention relates to Blast Furnace Iron-making Production Technology field more particularly to a kind of tubular type blast-furnace soft water evaporative air-cooling system and
Its pipe scale processing method.
Background technology
Evaporation air cooler is mainly characterized by conducting heat outside the evaporation enhanced tube using outside tube water film, and the course of work is with being
Spraying cooling water is transported to the spray water dispenser positioned at horizontal positioned light pipe tube bank top by the water circulating pump in system, by dividing
Cooling water is sprayed downwards tube surface by orchestration, and tube outer surface is made to form the thin water film of continuous uniform；It simultaneously will with wind turbine
The sucking window sucking of air slave device lower air makes the bottom-up flowing of air, horizontal to plunder horizontal positioned light pipe tube bank.At this time
It conducts heat outside the pipe of heat-transfer pipe in addition to by the sensible heat transfer between moisture film and air stream, the rapid evaporation of tube outer surface moisture film absorbs
Substantial amounts of heat is enhanced and conducted heat outside pipe.
Since water has the higher latent heat of vaporization (latent heat of vaporization of water at one atm is 570Kcal/Kg) therefore
The evaporation of outside tube water film greatly enhances conducts heat outside pipe, significantly improves equipment overall heat transfer efficiency.Tube outer surface moisture film
Evaporation so that air through light pipe tube bank after humidity increase and close to saturation, wind turbine is usually overhead type, by saturated moist air from
It is extracted out in tube bank and passes through the water deflector above spray water dispenser, after removing the water droplet carried secretly in saturated moist air
Fan outlet is discharged into air at the top of slave device, and air is drawn up since wind turbine is located at its upper side, so as in wind turbine lower part
Space forms negative pressure region, accelerates the evaporation of tube outer surface moisture film, is conducive to conduct heat outside enhanced tube, in evaporative type cooler,
Processing medium walks bottom horizontal flow sheet in pipe, and empty gas and water is walked outside pipe, and air flows from bottom to top, and shower water then flows from top to bottom,
Water, air are with processing medium to intersect cross-flow, and water is adverse current with air, although so enhancing heat transfer from flow arrangement
Mass transport process, but also bring the easy corrosion of wind turbine and motor is corroded the technology that service life is caused not grown by hot gas and asks for a long time
Topic.
At present such as a kind of evaporative type cooler of Patent No. 02255480.7, filled by the way that the water in water tank is extracted into spray
Put, and water be sprayed on heat-exchanging tube bundle, by the evaporation of heat-exchanging tube bundle surface water, and then the effect of heat transfer and
Previous cooling device was compared, the cooler have take up little area, that efficiency of transmission is high, cost of investment is low, Municipal Sewage for Circulating is few is excellent
Point, it is therefore, continuous with cooler but due to the shell of the cooler to be fixed, does not have openable door on shell
It uses, heat-exchanging tube bundle surface easily forms incrustation scale, can not clean in time, influences the efficiency of heat transfer.
Chinese utility model patent, publication number：202177321U discloses a kind of tube evaporative cooler, including being arranged on
The water tank of bottom, the housing above water tank, the air intake on housing, in housing and on the air intake
Side by complex root set of heat exchange tubes into heat-exchanging tube bundle, the spray equipment above heat-exchanging tube bundle, by spray upper hose with spray
Water circulating pump, the water collection device above spray equipment, the cooling device above water collection device of shower device connection, it is described to change
Heat pipe bundle both sides are equipped with bobbin carriage, and thermal process medium entrance and outlet are respectively equipped on bobbin carriage, and the spray equipment includes complex root
Branch pipe is sprayed, every spray branch pipe is equipped with a plurality of water distributors, and the spray upper hose includes two, the water circulating pump bag
Two are included, one of water circulating pump sprays branch pipe with a portion by a spray upper hose and is connected, another recirculated water
Pump sprays branch pipe with another part by another spray upper hose and is connected.The cooler heat transference efficiency is high, also preferably saves
Water resource.But the utility model equally exists blower motor service life, and long and pipe scale does not handle halfway problem.
The content of the invention
1. technical problems to be solved by the inivention
For the blower motor service life of tubular type blast-furnace soft water evaporative air-cooling system in the prior art it is not long and
The halfway problem of pipe scale processing, the present invention provides a kind of tubular type blast-furnace soft water evaporative air-cooling system and its pipe scale processing sides
Method.It can realize the purpose that can reach cooling effect without using wind turbine, moreover, pipe scale processing is thorough, due to without using
Wind turbine is reduced using with production cost.
2. technical solution
In order to achieve the above objectives, technical solution provided by the invention is：
A kind of tubular type blast-furnace soft water evaporative air-cooling system, the housing being mutually permanently connected including pedestal, directly over pedestal, with
And the cooling tube constriction of horizontal slice layout that enclosure interior is fixedly mounted, further include drawing of being fixedly connected with housing above housing
Cooling Tower, top are open fully up, by induced draft cooling tower replaced air draught act on wind turbine, reduce installation total amount and
Production cost without the frequent more ventilating fan because of motor rapid wear, not only saves electric energy, reduces noise, additionally it is possible to reduce cold
Matchmaker's water water consume, while be capable of long-time Non-intermittent is continuously in working condition.
Further technical solution, the induced draft cooling tower are in from the middle part simultaneously tower-like hyperbola cooling of the waist of external-open downwards
Tower meets the principle that wind eddies stream is easily generated in hydrodynamics, and the air velocity of generation is fast, can effectively improve cooling effect.
Further technical solution, induced draft cooling tower have 2 to 4, and housing upper end opening is completely covered, empty according to evaporation
Cooler model size carries out differentiated layout, to ensure the cooling effect of different model evaporation air cooler.
Further technical solution, the uniform stationary distribution of induced draft cooling tower outer wall have reinforcing rib, play fastening and stablize cold
But the effect of tower avoids the stabilization of ambient pressure influence of fluctuations cooling tower, and then influences the stabilization of whole system；Inner wall is uniformly solid
Surely block water plate is distributed with, return system is dripped after partial moisture is condensed, prevents excessive moisture from discharging the wave for causing water resource
Take.
Further technical solution, block water plate is in a ring, and open horn-like in tilting down, and does not influence wind eddies stream
It is formed, and effectively stops the excessive discharge of moisture.
Further technical solution, further includes apparatus for eliminating sludge, and the apparatus for eliminating sludge includes 2 stents, each frame upper
Platform is fixed with guide rail；One end of face guide rail, each frame upper platform are further fixed on drive component, and drive component end connects
Trolley is connect, the cleaning mixture jet pipe beam of vertical state is fixed on the platform of trolley；The wheel of trolley is moved forward and backward in 2 guide rails,
The cleaning mixture jet pipe caliber of cleaning mixture jet pipe beam is slightly less than cooling tube bundle and concentrates the gap of cooling tube bundle between layers, cleaning mixture
Jet pipe both sides are uniformly provided with liquid outlet, and outer wall is fixed with hairbrush；Apparatus for eliminating sludge can carry out not in whole system operational process
Timing scale removal, can also be in stopping process to the thorough scale removal of system, and flexible, treatment effect is thorough, improves entire system
The cooling effect of system, the run time of Non-intermittent and service life.
Further technical solution further includes the air blower for being fixed on base side, and the pedestal is in the half of upper opening
Closed, bottom are spray pond, and the one side opposite with air blower is provided with the spray water outlet that spray equipment is connected by pipeline,
The spray equipment is arranged on the inside of housing upper, is uniformly provided with spray port downwards, spray port covers in cooling tube constriction without dead angle
Surface；Air blower underneath type is inwardly dried, and the erosion insulated without hot moisture to motor and the corrosion to wind turbine improve
Air blower service life (overhead type of the prior art is will to be discharged after the sucking of hot moisture, and moisture directly rushes at motor, motor by
Damp risk is larger)；Inwardly the air inducing of blowing and induced draft cooling tower cooperates with mutually, accelerates air inducing efficiency, further improves cooling
Effect；Moreover, blowing can also delay the falling speed on cooling tube constriction of shower water, plate constriction outer surface water is accelerated
The evaporation of film, and improve evaporation capacity, improves the heat exchange amount with soft water in plate constriction, induced draft cooling tower, underneath type air blower,
The combination of spray equipment three has very strong synergistic effect and effect.
Further technical solution, the air blower are axial flow blower, and aspect of blowing efficiency is high, can be in work shape for a long time
State；The driving component is Electrohydraulic push rod, and advance is long, flexible；The frame bottom is fixedly connected with directive wheel, guide support
It moves along its length, rapid operation, and can realize automation mechanized operation；The pedestal periphery sets windbreak, avoids impurity
System is blown into, and stablizes system ambient air pressure, plays the role of stable axial flow blower.
A kind of pipe scale processing method of tubular type blast-furnace soft water evaporative air-cooling system, applied to tubular type blast-furnace soft water evaporative air-cooling
In system operation, step is：
Step 1: apparatus for eliminating sludge is pushed into tubular type blast-furnace soft water along the length direction of tubular type blast-furnace soft water evaporative air-cooling system
Evaporative air-cooling system, 2 stents divide shell and tube blast-furnace soft water evaporative air-cooling system both sides, and cleaning mixture jet pipe beam is interspersed in cooling tube
Between constriction, the gap between cleaning mixture jet pipe face cooling tube bundle；
Step 2: except pipe scale：After starting drive component, cleaning mixture jet pipe is rotated, cleaning mixture jet pipe beam is in cooling tube constriction
Between horizontal slide pass through hairbrush to cooling tube bundle and carry out scale removal or prevent the generation of pipe scale；
It is Step 3: mobile：It is slowly moved along the length direction of tubular type blast-furnace soft water evaporative air-cooling system, repeats step 2,
Hairbrush scale removal is carried out to entire cooling tube constriction.The generation of pipe scale can be prevented using hairbrush, to avoid cleaning mixture scale removal is used
When, corrode cooling tube constriction.
Another processing method, during tubular type blast-furnace soft water evaporative air-cooling system-down, step is：
Step 1: it shuts down：It is by entire tubular type blast-furnace soft water evaporative air-cooling system-down, apparatus for eliminating sludge is soft along tubular type blast furnace
The length direction push-in tubular type blast-furnace soft water evaporative air-cooling system of water evaporation air cooling system, 2 stents divide shell and tube blast-furnace soft water
Evaporative air-cooling system both sides, cleaning mixture jet pipe beam are interspersed between cooling tube constriction, between cleaning mixture jet pipe face cooling tube bundle
Gap；
Step 2: hydrojet：After starting drive component, start the spray of cleaning mixture jet pipe, and rotate cleaning mixture jet pipe, scale removal
Liquid jet pipe beam horizontal slide between cooling tube constriction carries out thorough scale removal to cooling tube bundle by hairbrush and cleaning mixture；
It is Step 3: mobile：It is slowly moved along the length direction of tubular type blast-furnace soft water evaporative air-cooling system, repeats step 2,
Entire cooling tube constriction is sprayed and hairbrush scale removal.
This method can spray cleaning mixture and hairbrush using cleaning mixture jet pipe beam when shutting down and carry out thorough cleaning to pipe scale,
The thorough scale removal of combination of chemically and physically two ways is carried out in narrow space, easy to operate, scale removal is rapid.
3. advantageous effect
Using technical solution provided by the invention, compared with prior art, have the advantages that：
(1) a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention has replaced air draught to act on by induced draft cooling tower
Wind turbine, installation total amount and production cost is reduced, without that because motor rapid wear and frequent more ventilating fan, can locate for a long time
In continuous firing state；
(2) a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention, the tower-like double-curve cooling column of waist meet fluid force
The principle of wind eddies stream is easily generated in, the air velocity of generation is fast, can effectively improve cooling effect；
(3) a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention, induced draft cooling tower has 2 to 4, is inventor's root
Differentiated layout is carried out according to evaporation air cooler model size, to ensure the cooling effect of different model evaporation air cooler；
(4) a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention, reinforcing rib play fastening and stablize cooling tower
Effect avoids the stabilization of ambient pressure influence of fluctuations cooling tower, and then influences the stabilization of whole system；Block water plate is by partial moisture
Return system is dripped after condensation, prevents excessive moisture from discharging the waste for causing water resource；
(5) a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention, block water plate in a ring, and are in tilt down opening
It is horn-like, do not influence the formation of wind eddies stream, and effectively stop the excessive discharge of moisture；
(6) a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention, apparatus for eliminating sludge can be run in whole system
Not timing scale removal is carried out in journey, can also be in stopping process to the thorough scale removal of system, flexible, treatment effect is thorough, carries
The high cooling effect of whole system, the run time and service life of Non-intermittent；
(7) a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention, air blower underneath type are inwardly dried, without heat
The erosion that moisture insulate to motor and the corrosion to wind turbine improve the service life of air blower；Inwardly blowing and air inducing cooling
The air inducing of tower cooperates with mutually, accelerates air inducing efficiency, further improves cooling effect；Moreover, blowing can also delay shower water
The falling speed on cooling tube constriction, accelerate the evaporation of plate constriction outer surface moisture film, and improve evaporation capacity, improve
With the heat exchange amount of soft water in plate constriction, the combination of induced draft cooling tower, underneath type air blower, spray equipment three has very strong association
Same-action and effect；
(8) a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention, windbreak avoid impurity from being blown into system, and make be
Ambient air pressure of uniting is stablized, and plays the role of stable axial flow blower；
(9) the pipe scale processing method of a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention, when shutdown, can utilize
Cleaning mixture jet pipe beam sprays cleaning mixture and carries out thorough cleaning to pipe scale, and chemically and physically two ways is carried out in narrow space
The thorough scale removal of combination, easy to operate, scale removal is rapid, easy to operate, and scale removal is rapid；
(10) the pipe scale processing method of a kind of tubular type blast-furnace soft water evaporative air-cooling system of the invention is run in whole system
Pipe scale can also be handled in the process, the generation of pipe scale can also be prevented using hairbrush, to avoid cleaning mixture scale removal is used
When, corrode cooling tube constriction.
Description of the drawings
Fig. 1 is a kind of tubular type blast-furnace soft water evaporative air-cooling system structure diagram of embodiment 3；
Fig. 2 is a kind of side view of tubular type blast-furnace soft water evaporative air-cooling system of embodiment 3；
Fig. 3 is the apparatus for eliminating sludge structure diagram in embodiment 2；
Fig. 4 is the apparatus for eliminating sludge side view in embodiment 2；
Fig. 5 is the tubular type blast-furnace soft water evaporative air-cooling system use state diagram in embodiment 3；
Fig. 6 is the tubular type blast-furnace soft water evaporative air-cooling system use state side view in embodiment 3；
When Fig. 7 is the tubular type blast-furnace soft water evaporative air-cooling system scale removal in embodiment 3, cooling tube constriction and cleaning mixture jet pipe
Beam interts rear magnifying state schematic diagram.
Label declaration in schematic diagram：1st, pedestal；2nd, housing；3rd, induced draft cooling tower；4th, spray equipment；5th, air blower；6、
Apparatus for eliminating sludge；21st, cooling tube constriction；22nd, cooling water outlet mouth；23rd, coolant intake；31st, reinforcing rib；32nd, block water plate；41st, spray
Drench water outlet；61st, cleaning mixture jet pipe beam；62nd, guide rail；63rd, stent；64th, drive component；65th, trolley.
Specific embodiment
To further appreciate that present disclosure, with reference to attached drawing, the present invention is described in detail.
Embodiment 1
There are 2 4000m in certain steel plant3Blast furnace cooling stave and hot-blast stove are using soft water airtight circulating cooling system, 2 seat height stoves
The tubular type blast-furnace soft water evaporative air-cooling system of 38 playscript with stage directions embodiments is used altogether, and parallel running, the tubular type blast furnace of the present embodiment is soft
Water evaporation air cooling system, inside the pedestal 1 including 3m*9m, the housing 2 being mutually permanently connected directly over pedestal 1 and housing 2
The cooling tube constriction 21 of the horizontal slice layout of fixed installation, cooling tube constriction 21 pass through coolant intake 23 and cooling water outlet mouth
22 and the soft water system of blast furnace communicate, coolant intake 23 and cooling water outlet mouth 22 in 21 both sides of cooling tube constriction in opposite, and
Coolant intake is in upper, cooling water outlet mouth in the direction of lower setting and wind on the contrary, upwind flowing, is equivalent to secondary heat exchange, carries
High heat exchange efficiency；2 induced draft cooling towers 3 that 2 top of housing is fixedly connected with housing 2 are further included, 2 upper end of housing is completely covered
Opening, the top of induced draft cooling tower 3 are open fully up, and induced draft cooling tower 3 is made of Coil Coating Products in the present embodiment, are in therefrom
The tower-like double-curve cooling column of waist of the downward simultaneously external-open in portion, is highly 3 meters.
The tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment has replaced the wind of air draught effect by induced draft cooling tower
Machine reduces installation total amount and production cost, without the frequent more ventilating fan because of motor rapid wear, can be in and hold for a long time
Continuous working condition.The tower-like double-curve cooling column of waist meets the principle that wind eddies stream is easily generated in hydrodynamics, the gas velocity of generation
Degree is fast, can effectively improve cooling effect.
Embodiment 2
The tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment, basic structure exist with embodiment 1, different and improvements
In：Double-curve cooling column has 4, is highly 4 meters, and the uniform stationary distribution of outer wall has reinforcing rib 31, plays fastening and stablizes cooling
The effect of tower, the uniform stationary distribution of inner wall have block water plate 32, return system are dripped after partial moisture is condensed, and prevent excessive water
Discharge is divided to cause the waste of water resource.Block water plate 32 is in a ring, and open horn-like in tilting down, and does not influence wind eddies stream
It is formed, and effectively stops the excessive discharge of moisture.As shown in Figure 3,4, apparatus for eliminating sludge 6 is further included, the apparatus for eliminating sludge 6 includes 2
A stent 63, each 63 upper brace of stent are fixed with guide rail 62；One end of face guide rail 62, each 63 upper brace of stent is also
Drive component 64 is fixed with, 64 end of drive component connects trolley 65, the scale removal of vertical state is fixed on the platform of trolley 65
Liquid jet pipe beam 61；The wheel of trolley 65 is moved forward and backward in 2 guide rails 62, and the cleaning mixture jet pipe caliber of cleaning mixture jet pipe beam 61 is smaller
The gap of cooling tube bundle between layers in cooling tube constriction 21, cleaning mixture jet pipe both sides are uniformly provided with liquid outlet, and outer wall is solid
Surely there is hairbrush；Apparatus for eliminating sludge can carry out not timing scale removal in whole system operational process, can also be right in stopping process
The thorough scale removal of system, flexible, treatment effect is thorough, improves cooling effect, the run time of Non-intermittent of whole system
And service life.
The tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment, can be applied to tubular type blast-furnace soft water evaporative air-cooling system
In operational process, step is：
It is Step 1: apparatus for eliminating sludge 6 is soft along the length direction push-in tubular type blast furnace of tubular type blast-furnace soft water evaporative air-cooling system
Water evaporation air cooling system, 2 stents 63 divide shell and tube blast-furnace soft water evaporative air-cooling system both sides, and cleaning mixture jet pipe beam 61 is interspersed in
Between cooling tube constriction 21, the gap between cleaning mixture jet pipe face cooling tube bundle；
Step 2: except pipe scale：After starting drive component 64, cleaning mixture jet pipe is rotated, cleaning mixture jet pipe beam 61 is in cooling tube
Horizontal slide carries out scale removal by hairbrush to cooling tube bundle or prevents the generation of pipe scale between constriction 21；
It is Step 3: mobile：It is slowly moved along the length direction of tubular type blast-furnace soft water evaporative air-cooling system, repeats step 2,
Hairbrush scale removal is carried out to entire cooling tube constriction 21.
The pipe scale processing method of the tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment can also be applied to long-time work
(not being applied to temporarily) is handled to the thorough of pipe scale of generation in the tubular type blast-furnace soft water evaporative air-cooling system of work, step is：
Step 1: it shuts down：By entire tubular type blast-furnace soft water evaporative air-cooling system-down, by apparatus for eliminating sludge 6 along tubular type blast furnace
The length direction push-in tubular type blast-furnace soft water evaporative air-cooling system of soft water evaporative air-cooling system, 2 stents 63 divide shell and tube blast furnace
Soft water evaporative air-cooling system both sides, cleaning mixture jet pipe beam 61 are interspersed between cooling tube constriction 21, the cooling of cleaning mixture jet pipe face
Gap between tube bank；
Step 2: hydrojet：After starting drive component 64, start the spray of cleaning mixture jet pipe, and rotate cleaning mixture jet pipe, remove
Dirty liquid jet pipe beam 61 horizontal slide between cooling tube constriction 21 carries out thorough scale removal to cooling tube bundle by hairbrush and cleaning mixture；
It is Step 3: mobile：It is slowly moved along the length direction of tubular type blast-furnace soft water evaporative air-cooling system, repeats step 2,
Entire cooling tube constriction 21 is sprayed and hairbrush scale removal
The tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment, since double-curve cooling column is different from the wind turbine of overhead,
What can be stablized is fixed on the top of housing 2, avoids influence of the sustained vibration of wind turbine to cooling tube constriction 21, make be entirely
System is in a kind of very firm state, and apparatus for eliminating sludge can prevent the generation of pipe scale at any time, without stopping for scale removal merely
Machine ensure that the continuous service of whole system, and cleaning mixture jet pipe outer wall is fixed with the presence of hairbrush, while scale removal, moreover it is possible to
Delay flowing down for shower water, and then improve 21 internal-external heat exchanger effect of cooling tube constriction；
Through measuring and calculating, the tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment since in May, 2015 is applied, has existed always
For continuous service without safeguarding, heat exchange cooling effect also remains unchanged.
Embodiment 3
The tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment, basic structure and descaling method with embodiment 2, it is different and
It thes improvement is that：As shown in Fig. 1,2,5,6 and 7, double-curve cooling column has 3, is highly 6 meters, further includes and be fixed on pedestal 1
The air blower 5 of side, the pedestal 1 are in the semiclosed shape of upper opening, and bottom is to spray pond, and opposite with air blower 5 one
Side is provided with the spray water outlet 41 that spray equipment 4 is connected by pipeline, and the spray equipment 4 is arranged at 1 upper inner of housing, to
Spray port is uniformly provided with down, and spray port is covered in without dead angle directly over cooling tube constriction 21；Air blower underneath type is inwardly dried, is not had
There are the erosion that hot moisture insulate to motor and the corrosion to wind turbine, improve the service life of air blower；Inwardly blowing and air inducing
The air inducing of cooling tower cooperates with mutually, accelerates air inducing efficiency, further improves cooling effect；Moreover, blowing can also delay to spray
The falling speed on cooling tube constriction of water drenching, accelerates the evaporation of plate constriction outer surface moisture film, and improves evaporation capacity, carries
The high heat exchange amount with soft water in plate constriction, the combination of induced draft cooling tower, underneath type air blower, spray equipment three have very strong
Synergistic effect and effect.The air blower 5 is axial flow blower, and aspect of blowing efficiency is high, can be in running order for a long time；The drive
Dynamic component 64 is Electrohydraulic push rod, and advance is long, flexible；63 bottom of stent is fixedly connected with directive wheel, and guide support edge is long
Direction movement, rapid operation are spent, and can realize automation mechanized operation；1 periphery of pedestal can set windbreak, avoid impurity
System is blown into, and stablizes system ambient air pressure, plays the role of stable axial flow blower.
The tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment through measuring and calculating, is ensureing continuous service without maintenance
On the basis of and the tubular type blast furnace evaporation air cooler of overhead type blower fan structure compare, cooling efficiency improves more than 30%.
Embodiment 4
The tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment, basic structure and descaling method with embodiment 2, it is different and
It thes improvement is that：In step 2, while starting Electrohydraulic push rod, start axial flow blower, induced draft cooling tower, underlying can be played
The synergy that formula air blower, spray equipment, the combination heat exchanging of hairbrush cool down, has further delayed under shower water
Stream, cooling efficiency further improve；The cleaning mixture jet pipe is rectangular tube, and width is slightly less than the gap between cooling tube bundle, side
Shape pipe can agree with the square gap between cooling tube bundle, and scale removal and the effect that pipe scale is prevented to generate are more preferable.
Embodiment 5
The tubular type blast-furnace soft water evaporative air-cooling system of the present embodiment, basic structure and descaling method with embodiment 2, it is different and
It thes improvement is that：Apparatus for eliminating sludge 6 is respectively provided in the both sides of the cooling tube constriction 21 of each segment, cleaning mixture jet pipe beam 61 is interspersed
Between cooling tube constriction 21, and pass through chain device and link each apparatus for eliminating sludge 6, run simultaneously each apparatus for eliminating sludge 6,
Advantage is without moving apparatus for eliminating sludge 6 along the length direction of cooling tube constriction 21, and scale removal prevents the generation of pipe scale more convenient.
Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (5)
1. a kind of tubular type blast-furnace soft water evaporative air-cooling system, including pedestal（1）, pedestal（1）The shell that surface is mutually permanently connected
Body（2）And housing（2）The cooling tube constriction for the horizontal slice layout that inside is fixedly mounted（21）, which is characterized in that it further includes
Housing（2）Top and housing（2）The induced draft cooling tower being fixedly connected（3）, top is open fully up；
The induced draft cooling tower（3）For downward and external-open the tower-like double-curve cooling column of waist from middle part；
The induced draft cooling tower（3）There are 2 to 4, and housing is completely covered（2）Upper end opening；
The induced draft cooling tower（3）The uniform stationary distribution of outer wall has reinforcing rib（31）, the uniform stationary distribution of inner wall has block water plate
（32）；
The block water plate（32）In a ring, it is and open horn-like in tilting down；
Further include apparatus for eliminating sludge（6）, the apparatus for eliminating sludge（6）Including 2 stents（63）, each stent（63）Upper brace is fixed
There is guide rail（62）；Face guide rail（62）One end, each stent（63）Upper brace is further fixed on drive component（64）, driving group
Part（64）End connects trolley（65）, trolley（65）Platform on be fixed with the cleaning mixture jet pipe beam of vertical state（61）；Trolley
（65）Wheel in 2 guide rails（62）It moves forward and backward, cleaning mixture jet pipe beam（61）Cleaning mixture jet pipe caliber be slightly less than cooling tube
Constriction（21）The gap of middle cooling tube bundle between layers, cleaning mixture jet pipe both sides are uniformly provided with liquid outlet, and outer wall fixes hairiness
Brush.
2. a kind of tubular type blast-furnace soft water evaporative air-cooling system according to claim 1, it is characterised in that：It further includes and is fixed on
Pedestal（1）The air blower of side（5）, the pedestal（1）In the semiclosed shape of upper opening, bottom is spray pond, with air blast
Machine（5）Opposite one side is provided with connects spray equipment by pipeline（4）Spray water outlet（41）, the spray equipment（4）If
It is placed in housing（2 ）Upper inner, is uniformly provided with downwards spray port, and spray port covers in cooling tube constriction without dead angle（21）Surface.
3. a kind of tubular type blast-furnace soft water evaporative air-cooling system according to claim 2, it is characterised in that：The air blower
（5）For axial flow blower；The driving component（64）For Electrohydraulic push rod；The stent（63）Bottom is fixedly connected with directive wheel；It is described
Pedestal（1）Periphery sets windbreak.
4. a kind of pipe scale processing method of tubular type blast-furnace soft water evaporative air-cooling system according to claim 1, feature exist
In：Applied in tubular type blast-furnace soft water evaporative air-cooling system operation, step is：
Step 1: by apparatus for eliminating sludge（6）Tubular type blast-furnace soft water is pushed into along the length direction of tubular type blast-furnace soft water evaporative air-cooling system
Evaporative air-cooling system, 2 stents（63）Divide shell and tube blast-furnace soft water evaporative air-cooling system both sides, cleaning mixture jet pipe beam（61）It is interspersed
In cooling tube constriction（21）Between, the gap between cleaning mixture jet pipe face cooling tube bundle；
Step 2: except pipe scale：Start drive component（64）Afterwards, cleaning mixture jet pipe, cleaning mixture jet pipe beam are rotated（61）In cooling tube
Constriction（21）Between horizontal slide pass through hairbrush to cooling tube bundle and carry out scale removal or prevent the generation of pipe scale；
It is Step 3: mobile：It is slowly moved along the length direction of tubular type blast-furnace soft water evaporative air-cooling system, step 2 is repeated, to whole
A cooling tube constriction（21）Carry out hairbrush scale removal.
5. a kind of pipe scale processing method of tubular type blast-furnace soft water evaporative air-cooling system according to claim 1, feature exist
In step is：
Step 1: it shuts down：By entire tubular type blast-furnace soft water evaporative air-cooling system-down, by apparatus for eliminating sludge（6）It is soft along tubular type blast furnace
The length direction push-in tubular type blast-furnace soft water evaporative air-cooling system of water evaporation air cooling system, 2 stents（63）Divide shell and tube blast furnace
Soft water evaporative air-cooling system both sides, cleaning mixture jet pipe beam（61）It is interspersed in cooling tube constriction（21）Between, cleaning mixture jet pipe face
Gap between cooling tube bundle；
Step 2: hydrojet：Start drive component（64）Afterwards, start the spray of cleaning mixture jet pipe, and rotate cleaning mixture jet pipe, scale removal
Liquid jet pipe beam（61）In cooling tube constriction（21）Between horizontal slide cooling tube bundle is thoroughly removed by hairbrush and cleaning mixture
Dirt；
It is Step 3: mobile：It is slowly moved along the length direction of tubular type blast-furnace soft water evaporative air-cooling system, step 2 is repeated, to whole
A cooling tube constriction（21）Carry out spray and hairbrush scale removal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610928515.7A CN106440854B (en) | 2016-10-31 | 2016-10-31 | A kind of tubular type blast-furnace soft water evaporative air-cooling system and its pipe scale processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610928515.7A CN106440854B (en) | 2016-10-31 | 2016-10-31 | A kind of tubular type blast-furnace soft water evaporative air-cooling system and its pipe scale processing method |
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| CN106440854B true CN106440854B (en) | 2018-06-01 |
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| CN110043712A (en) * | 2019-05-15 | 2019-07-23 | 江苏爱索新材料科技有限公司 | A kind of vertical the water intaking flexible pipe of deep well is laid with and maintenance construction equipment |
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|---|---|---|---|---|
| CN201327250Y (en) * | 2008-12-02 | 2009-10-14 | 尹晓东 | Energy-saving capacity-increase cleaning system of equipment room precision air conditioner |
| CN201387248Y (en) * | 2009-04-07 | 2010-01-20 | 秦皇岛莱特流体设备制造有限公司 | High-efficiency evaporative cooler |
| US9146063B2 (en) * | 2009-10-09 | 2015-09-29 | Arts | Machine for descaling cellular bodies of an air-water heat exchanger |
| CN205690911U (en) * | 2016-06-12 | 2016-11-16 | 无锡市科巨机械制造有限公司 | Enclosed dry and wet two is with journey cooling tower |
| CN206469723U (en) * | 2016-10-31 | 2017-09-05 | 安徽马钢输送设备制造有限公司 | A kind of tubular type blast-furnace soft water evaporative air-cooling system |
-
2016
- 2016-10-31 CN CN201610928515.7A patent/CN106440854B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201327250Y (en) * | 2008-12-02 | 2009-10-14 | 尹晓东 | Energy-saving capacity-increase cleaning system of equipment room precision air conditioner |
| CN201387248Y (en) * | 2009-04-07 | 2010-01-20 | 秦皇岛莱特流体设备制造有限公司 | High-efficiency evaporative cooler |
| US9146063B2 (en) * | 2009-10-09 | 2015-09-29 | Arts | Machine for descaling cellular bodies of an air-water heat exchanger |
| CN205690911U (en) * | 2016-06-12 | 2016-11-16 | 无锡市科巨机械制造有限公司 | Enclosed dry and wet two is with journey cooling tower |
| CN206469723U (en) * | 2016-10-31 | 2017-09-05 | 安徽马钢输送设备制造有限公司 | A kind of tubular type blast-furnace soft water evaporative air-cooling system |
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