CN209128465U - It is a kind of to disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust - Google Patents
It is a kind of to disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust Download PDFInfo
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- CN209128465U CN209128465U CN201821910718.4U CN201821910718U CN209128465U CN 209128465 U CN209128465 U CN 209128465U CN 201821910718 U CN201821910718 U CN 201821910718U CN 209128465 U CN209128465 U CN 209128465U
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- China
- Prior art keywords
- flushing cinder
- cyclone filter
- evaporator
- steam exhaust
- slag
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
Disappear the system of white haze and flushing cinder wastewater treatment the utility model discloses a kind of for flushing cinder steam exhaust, comprising: slag road slot, the slag bath being connected to slag road slot；The top of slag road slot and slag bath is arranged in steam exhaust collecting hood；The cyclone filter evaporator of plural serial stage arrangement, steam exhaust collecting hood are connect by pipeline with the air intake of first order cyclone filter evaporator；Slag bath is connect by pipeline with the flushing cinder water inlet of first order cyclone filter evaporator；The venthole of final stage cyclone filter evaporator is connect by pipeline with cooler；Condensation tank, condensation tank are connect with the condensation-water drain of cooler and every level-one cyclone filter evaporator respectively by pipeline.The system can effectively eliminate white haze caused by flushing cinder steam exhaust, while be handled washing slag water, and washing slag water after processing is 40 DEG C or so, cooling effect is preferable, it can continue flushing cinder, realization recycles, and the high-quality condensed water obtained through phase transition of vacuum technology is for the use of other techniques.
Description
Technical field
The utility model relates to steel industry field of energy-saving technology, and in particular to one kind for flushing cinder steam exhaust disappear white haze and punching
The system of slag wastewater treatment.
Background technique
Blast-furnace slag processing technique used by steel industry, usually by 1400-1500 DEG C of high temperature furnace slag water into
Row Water Quenching generates a large amount of flushing cinder steam exhaust and washing slag water.Flushing cinder steam exhaust arranges Xiang great Qi by chimney, not only causes water resource unrestrained
Take, thermal loss, and the white haze generated pollutes the environment.Processing for white haze is not only consumed according to the mode of water spray
Water is big, and eliminates white haze and be not thorough.70-85 DEG C of washing slag water belongs to low-temperature heat source, and waste heat is difficult with, and is contained in water
There are a large amount of impurity, some chemical substances in impurity can cause to corrode to common iron.Do not have also for washing slag water at present preferably
Recoverying and utilizing method.
Utility model content
For the above-mentioned prior art, the utility model proposes one kind to disappear white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust
System.The system can be achieved at the same time flushing cinder steam exhaust and disappear the purpose of white haze and flushing cinder wastewater treatment.
To achieve the above objectives, the present invention adopts the following technical solutions:
It is a kind of to disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, comprising: slag road slot is connected to slag road slot
Slag bath；
The top of slag road slot and slag bath is arranged in steam exhaust collecting hood；
The cyclone filter evaporator of plural serial stage arrangement, the steam exhaust collecting hood are steamed by pipeline and first order cyclone filter
Send out the air intake connection of device；The slag bath is connect by pipeline with the flushing cinder water inlet of first order cyclone filter evaporator；Final stage
The venthole of cyclone filter evaporator is connect by pipeline with cooler；
Condensation tank, the condensation tank pass through the pipeline condensed water with cooler and every level-one cyclone filter evaporator respectively
Outlet connection.
Further, the cyclone filter evaporator of the plural serial stage arrangement, wherein every level-one cyclone filter evaporator is equal
It is connected with vacuum pump.Subnormal ambient is manufactured by vacuum pump, makes washing slag water that can reach boiling in every level-one cyclone filter evaporator
It rises and flashes.
Further, steam-water separator is connected at the condensation-water drain of the first order cyclone filter evaporator.Pass through
Steam-water separator is set, the air in steam exhaust is arranged into Xiang great Qi, condensed water collects and flow in condensation tank in pipeline.
Further, the cooler is connected with cooling tower.With the circulating cooling water condensation final stage eddy flow mistake in cooling tower
Steam exhaust after filtering evaporator flash distillation, clean condensed water collect, for production-process systems use.
Preferably, the steam exhaust outlet of the steam exhaust collecting hood is provided with demister.It can be separated by the way that demister is arranged
The drop carried secretly in steam exhaust, to reduce the corrosion to equipment.
Preferably, the cyclone filter evaporator of the plural serial stage arrangement is the cyclone filter evaporation of thtee-stage shiplock arrangement
Device, comprising: first order cyclone filter evaporator, second level cyclone filter evaporator and third level cyclone filter evaporator, wherein
Third level cyclone filter evaporator is final stage cyclone filter evaporator.The grade of the cyclone filter evaporator setting of plural serial stage arrangement
Number will affect flushing cinder water treatment effect and processing cost, if the cyclone filter evaporator setting series of arranged in series is excessive, though
Right flushing cinder water treatment effect is better, but shared space is bigger, and processing cost is higher；If the cyclone filter of arranged in series steams
Hair device setting series is very few, then flushing cinder water treatment effect is bad.Through multiple the study found that the cyclone filter that thtee-stage shiplock is arranged
Evaporator can preferably be handled flushing cinder waste water, while can be with overall balance processing cost.
Preferably, the cyclone filter evaporator is formed by heat exchanger tube coiled coil, cyclone filter evaporator it is interior
Side wall is equipped with contaminant filter slot.The heat exchanger tube of coiled coil can make steam of flushing cinder and eddy flow in heat exchanger tube enter evaporation
The washing slag water of device sufficiently exchanges heat；The contaminant filter slot being arranged on side wall can trap the particulate matter in washing slag water, prevent outlet stifled
Plug.
Preferably, the venthole of every level-one cyclone filter evaporator is equipped with demister, carried secretly for separating in steam exhaust
Drop, reduce equipment corrosion.
Preferably, being equipped with drain valve at the condensation-water drain of every level-one cyclone filter evaporator, block steam and drain water is played
Effect.
The utility model has the beneficial effects that
(1) system of the utility model can effectively eliminate white haze caused by flushing cinder waste vapour, while carry out to washing slag water
Processing, by washing slag water pollutant and impurity filtered, obtained washing slag water is 40 DEG C or so, cooling effect compared with
It is good, flushing cinder can be continued, realization recycles.
(2) phase transition of vacuum technology is utilized in the utility model, the cleaning condensed water of high-quality has been obtained, for production technology
System uses.
Detailed description of the invention
Fig. 1: the utility model for flushing cinder steam exhaust disappear white haze and flushing cinder wastewater treatment system structural schematic diagram；
Wherein, 1- slag road slot, 2- slag bath, 3- steam exhaust collecting hood, 4- demister, 5- first order cyclone filter evaporator, 6-
Second level cyclone filter evaporator, 7- third level cyclone filter evaporator, 8- cooler, 9- condensation tank, 10- cooling tower, 11- are true
Sky pump, 12- steam-water separator, 13- drain valve, 14- condensate pump, 15- air intake, 16- flushing cinder water inlet, 17- condensation-water drain,
18- venthole, 19- flushing cinder water out.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.In addition, term " first ", " second " are used for description purposes only, instruction but should not be understood as or by phase
To importance.
In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " understanding of broad sense should be done, for example, it may be being fixedly connected, it is also possible to dismantling connection, or the connection of one；It can be
Mechanical connection, is also possible to be electrically connected；It can be and be directly connected to, be also possible to be indirectly connected with by intermediary.For ability
For the those of ordinary skill in domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In order to enable those skilled in the art can clearly understand the technical solution of the application, below with reference to tool
The technical solution of the application is described in detail in the embodiment of body.
Embodiment 1:
A kind of to disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, structure is as shown in Figure 1, comprising: slag road
Slot 1, the slag bath 2 being connected to slag road slot 1；In slag road, the top of slot 1 and slag bath 2 is equipped with steam exhaust collecting hood 3, for collecting slag road slot
1 and slag bath 2 in the flushing cinder steam exhaust that generates, steam exhaust collecting hood 3 exports setting demister 4 in steam exhaust, separates the liquid carried secretly in steam exhaust
Drop reduces equipment corrosion.
Steam exhaust collecting hood 3 is connect by pipeline with the air intake 15 of first order cyclone filter evaporator 5, and slag bath 2 passes through pipe
Road is connect with the flushing cinder water inlet 16 of first order cyclone filter evaporator 5.The venthole 18 of first order cyclone filter evaporator 5 is logical
Piping is connected with vacuum pump 11, which also passes through pipeline and connect with the air intake of second level cyclone filter evaporator 6.The
The flushing cinder water out 19 of level-one cyclone filter evaporator 5 passes through the flushing cinder water inlet of pipeline and second level cyclone filter evaporator 6
Connection.The venthole of second level cyclone filter evaporator 6 is connected by pipeline with vacuum pump, which also passes through pipeline and the
The air intake of three swirler filtering evaporator 7 connects.The flushing cinder water out of second level cyclone filter evaporator 6 passes through pipeline and the
The flushing cinder water inlet of three swirler filtering evaporator 7 connects.First order cyclone filter evaporator 5, second level cyclone filter in this way
Evaporator 6 and third level cyclone filter evaporator 7 form arranged in series, the cyclone filter evaporator as thtee-stage shiplock arrangement.
First order cyclone filter evaporator 5, second level cyclone filter evaporator 6 and the evaporation of third level cyclone filter
Device 7 is the taper evaporator made of heat exchanger tube coiled coil, and the steam of flushing cinder and eddy flow in heat exchanger tube enter evaporator
Washing slag water sufficiently exchanges heat, and side wall is equipped with the particulate matter in contaminant filter slot trapping washing slag water, prevents outlet obstruction.It is revolved in the first order
It is equipped with and removes at the venthole of stream filtering evaporator 5, second level cyclone filter evaporator 6 and third level cyclone filter evaporator 7
Foam device reduces equipment corrosion to separate the drop carried secretly in steam exhaust.
The venthole of third level cyclone filter evaporator 7 is connected by pipeline with vacuum pump, which also passes through pipeline
It is connect with cooler 8, cooler 8 is connected with cooling tower 10 and condensation tank 9 respectively, and condensation tank 9 is connect with condensate pump 14.
The condensation-water drain 17 of first order cyclone filter evaporator 5 is connected by pipeline with steam-water separator 12, and cold
Pipeline between condensate outlet 17 and steam-water separator 12 is equipped with drain valve 13.Steam-water separator 12 passes through pipeline and condensation tank
9 are connected.The condensation-water drain of second level cyclone filter evaporator 6 and third level cyclone filter evaporator 7 passes through pipeline and coagulates
Water tank 9 is connected, and drain valve is equipped on pipeline.
The working process of the utility model is as follows:
When normal operation, the flushing cinder that the steam exhaust collecting hood 3 above slag bath 2 and slag road slot 1 collects 100 DEG C or so is weary
Vapour enters the heat exchanger tube of first order cyclone filter evaporator 5 through demister 4.70 DEG C or so of washing slag water eddy flow enters in slag bath 2
In first order cyclone filter evaporator 5, the subnormal ambient of 20KPa is manufactured by vacuum pump 11,60 DEG C or more of washing slag water can reach
It is flashed to boiling, with this condition, each pollutant in washing slag water can't flash, and thus obtain clean punching
Slag steam exhaust, the flushing cinder steam exhaust after flash distillation enter the heat exchanger tube of second level cyclone filter evaporator 6,60 DEG C of punchings below through demister
Pulp water enters in second level cyclone filter evaporator 6 after primary filtration.Flushing cinder in second level cyclone filter evaporator 6 herein
Steam exhaust and washing slag water carry out heat exchange, increase the flash distillation amount of washing slag water, the subnormal ambient in second level cyclone filter evaporator 6 is
13KPa, 50 DEG C or more of washing slag water flash, the subnormal ambient in third level cyclone filter evaporator 7 be 8KPa, 40 DEG C with
On washing slag water flash.Final 40 DEG C or so the preferable washing slag waters of cooling effect can continue cycling through flushing cinder.
Flushing cinder steam exhaust in first order cyclone filter evaporator 5 after heat exchange is condensed into water, after drain valve block steam and drain water, then
Into 12 air-discharging of steam-water separator, condensed water collects in pipeline.Second level cyclone filter evaporator 6 and third level eddy flow mistake
Flushing cinder steam exhaust in filter evaporator 7 after heat exchange is condensed into water, after drain valve block steam and drain water, with first order cyclone filter evaporator
5 condensed waters generated are collected in condensation tank 9.
Recirculated cooling water in cooling tower 10 enters condenser 8, rushing after can flashing third level cyclone filter evaporator 7
Slag steam exhaust is condensed into water, and clean condensed water collects in condensation tank 9, can be used by condensate pump 14 for production-process systems.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (9)
1. a kind of disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust characterized by comprising slag road slot, with slag
The slag bath of road slot connection；
The top of slag road slot and slag bath is arranged in steam exhaust collecting hood；
The cyclone filter evaporator of plural serial stage arrangement, the steam exhaust collecting hood pass through pipeline and first order cyclone filter evaporator
Air intake connection；The slag bath is connect by pipeline with the flushing cinder water inlet of first order cyclone filter evaporator；Final stage eddy flow
The venthole of filtering evaporator is connect by pipeline with cooler；
Condensation tank, the condensation tank pass through the pipeline condensation-water drain with cooler and every level-one cyclone filter evaporator respectively
Connection.
2. according to claim 1 disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, which is characterized in that institute
The cyclone filter evaporator for stating plural serial stage arrangement, wherein every level-one cyclone filter evaporator is connected with vacuum pump.
3. according to claim 1 disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, which is characterized in that institute
It states and is connected with steam-water separator at the condensation-water drain of first order cyclone filter evaporator.
4. according to claim 1 disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, which is characterized in that institute
Cooler is stated to be connected with cooling tower.
5. according to claim 1-4 disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, spy
Sign is that the steam exhaust outlet of the steam exhaust collecting hood is provided with demister.
6. according to claim 1-4 disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, spy
Sign is that the cyclone filter evaporator of the plural serial stage arrangement is the cyclone filter evaporator of thtee-stage shiplock arrangement, comprising: the
Level-one cyclone filter evaporator, second level cyclone filter evaporator and third level cyclone filter evaporator, wherein third level eddy flow
Filtering evaporator is final stage cyclone filter evaporator.
7. according to claim 1 disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, which is characterized in that institute
Stating cyclone filter evaporator is formed by heat exchanger tube coiled coil, and the inner sidewall of cyclone filter evaporator is equipped with contaminant filter
Slot.
8. according to claim 1 disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, which is characterized in that often
The venthole of level-one cyclone filter evaporator is equipped with demister.
9. according to claim 1 disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust, which is characterized in that often
Drain valve is equipped at the condensation-water drain of level-one cyclone filter evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821910718.4U CN209128465U (en) | 2018-11-20 | 2018-11-20 | It is a kind of to disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821910718.4U CN209128465U (en) | 2018-11-20 | 2018-11-20 | It is a kind of to disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209128465U true CN209128465U (en) | 2019-07-19 |
Family
ID=67245824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821910718.4U Active CN209128465U (en) | 2018-11-20 | 2018-11-20 | It is a kind of to disappear the system of white haze and flushing cinder wastewater treatment for flushing cinder steam exhaust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209128465U (en) |
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2018
- 2018-11-20 CN CN201821910718.4U patent/CN209128465U/en active Active
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