CN104928423B - A kind of blast furnace cooling stave leak detection device - Google Patents
A kind of blast furnace cooling stave leak detection device Download PDFInfo
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- CN104928423B CN104928423B CN201510342735.7A CN201510342735A CN104928423B CN 104928423 B CN104928423 B CN 104928423B CN 201510342735 A CN201510342735 A CN 201510342735A CN 104928423 B CN104928423 B CN 104928423B
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- 238000001816 cooling Methods 0.000 title claims abstract description 81
- 238000001514 detection method Methods 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 83
- 238000007599 discharging Methods 0.000 claims abstract description 41
- 239000000498 cooling water Substances 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 11
- 230000006378 damage Effects 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000007689 inspection Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910001141 Ductile iron Inorganic materials 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000008234 soft water Substances 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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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
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- Blast Furnaces (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention relates to technical field of blast furnace process, to solve the technical problem of the leakage detection process complexity to blast furnace cooling stave and cost time length, the present invention provides a kind of blast furnace cooling stave leak detection device, including blast-furnace body, feed pipe, return pipe, multiple water inlet elbow meters, multigroup water inlet manifold, multiple Discharging bent-tube flowmeters and multigroup total outlet pipe；Feed pipe is at the furnace foundation of blast-furnace body around the surrounding for being arranged at blast-furnace body；Each water inlet elbow meter is connected with one end of cooling water pipe by one group of water inlet manifold；Return pipe is at the furnace roof of blast-furnace body around the surrounding for being arranged at blast-furnace body；Each Discharging bent-tube flowmeter is connected with the other end of cooling water pipe by one group of total outlet pipe；Water inlet elbow meter is corresponded with Discharging bent-tube flowmeter.Judge using the changes in flow rate of water inlet elbow meter and Discharging bent-tube flowmeter whether the cooling water pipe on cooling wall occurs damaging, leakage detection process is simple and convenient, realizes the quick leakage detection to blast furnace cooling stave.
Description
Technical field
The present invention relates to technical field of blast furnace process, more particularly to a kind of blast furnace cooling stave leak detection device.
Background technology
For large blast furnace soft water closed circulating system, it is generally the case that cupola well section adopt low-chromium cast-iron cooling wall or
Light face cast copper cooling wall, adopts light face spheroidal graphite cast-iron or light face cast copper cooling wall in air port, in bosh and furnace bosh section using rolling
Copper cooling wall, adopts ductile iron cooling stave in shaft middle and upper part.And, no matter using which kind of cooling wall, once use to blast furnace
Middle and later periods, still in air port, reason is air port for coke raceway zone to the cooling wall for damaging at first, and coke burning produces high
Temperature, cooling wall can be subject to the injury of high temperature thermal stress and washing away for high-temperature coal air-flow.Secondly what is damaged is on bosh section and shaft
Portion, is that the section drips area for slag iron the reason for bosh section cooling wall is damaged, and at this, cooling wall is not only by high-temperature coal air-flow
Wash away, but also corroded by slag iron；And upper shaft cooling wall is upper shaft the reason for damage for ore deposit, parch area,
Cooling wall herein is not only by the friction and impact of furnace charge, and is affected by 1 thermal expansion of blast-furnace body, cooling wall at this
Filler between furnace shell easily comes off, and makes gas play a reversed role to the back of cooling wall, and thermal stress is further enhanced herein, therefore, it is cold
But wall sleeve pipe is easy to rupture.As the reinforcing degree of blast furnace is higher, the damaged degree of cooling wall also can be bigger, to stove labour in after
Phase will be more and more obvious, therefore, also can be more and more frequent to the leakage detection of cooling wall.
At present, in a kind of leakage inspection method, the upper and lower ends of each column cooling wall water pipe are provided with mechanical pressure gauge
By-passing valve and relief valve, in leakage detection, using the upper and lower bypass line of connection by metal hose, bypass line is let out after having checked
Pressure, dismantles metal hose, then other pipelines is checked.But, not only venting duration is longer for the leakage inspection method, for metal
The connection of flexible pipe, it is also sufficiently complex loaded down with trivial details, therefore, the leakage detection time is long.
And, in another kind of leakage inspection method, be connected with wind band using compressed air pump, afterwards again with threeway and to be checked
The waterproofing valve of each section of cooling wall is connected, and suppresses so as to separate and ventilate cooling wall, by observe pressure gauge whether fall pressure come
Determine whether the water pipe of cooling wall damages.But, the complicated problem of connection procedure is yet suffered from using the leakage inspection method, also,
Need also exist for spending longer time to carry out leakage detection.
In sum, the leakage inspection method of prior art is required to spend longer time, and leakage detection process very complicated.
The content of the invention
The present invention solves leakage detection of the prior art to blast furnace cooling stave by providing a kind of blast furnace cooling stave leak detection device
Process is complicated and spends the technical problem of time length.
Embodiments provide a kind of blast furnace cooling stave leak detection device, including blast-furnace body, feed pipe, return pipe,
Multiple water inlet elbow meters, multigroup water inlet manifold, multiple Discharging bent-tube flowmeters and multigroup total outlet pipe；
Include multiple cooling water pipes on the cooling wall of the blast-furnace body；
The feed pipe is at the furnace foundation of the blast-furnace body around the surrounding for being arranged at the blast-furnace body；
The plurality of water inlet elbow meter is arranged along the feed pipe, and, each described water inlet elbow meter passes through
Described in one group, water inlet manifold is connected with one end of the cooling water pipe；
The return pipe is at the furnace roof of the blast-furnace body around the surrounding for being arranged at the blast-furnace body；
The plurality of Discharging bent-tube flowmeter is arranged along the return pipe, and, each described Discharging bent-tube flowmeter passes through
Described in one group, total outlet pipe is connected with the other end of the cooling water pipe；
Wherein, the water inlet elbow meter is corresponded with the Discharging bent-tube flowmeter.
Preferably, also including multiple first connecting tubes, described each water inlet elbow meter is connected by one described first
Adapter is connected with one group of water inlet manifold；
Wherein, one end of first connecting tube with it is described water inlet elbow meter be connected, first connecting tube it is another
One end seals；
And, it is provided with multiple first connecting holes in first connecting tube, one group of water inlet manifold is by described the
One connecting hole is connected with first connecting tube.
Preferably, also including multiple second connecting tubes, described each Discharging bent-tube flowmeter is connected by one described second
Adapter is connected with one group of total outlet pipe；
Wherein, one end of second connecting tube is connected with the Discharging bent-tube flowmeter, second connecting tube it is another
One end seals；
And, it is provided with multiple second connecting holes in second connecting tube, one group of total outlet pipe is by described the
Two connecting holes are connected with second connecting tube.
Preferably, the return pipe includes many sub- return pipes, wherein, each described Discharging bent-tube flowmeter and an institute
State sub- return pipe to be connected.
Preferably, multiple backwater zones are included at the furnace roof；
Wherein, sub- return pipe described in a group is provided with each described backwater zone.
Preferably, the sub- return pipe is curved pipe.
Preferably, the water inlet pipe of the cooling wall is connected by straight tube with the outlet pipe of the cooling wall.
Preferably, the two ends of the straight tube are respectively arranged with a control ball valve.
One or more technical schemes in the embodiment of the present invention, at least have the following technical effect that or advantage：
The application is by increasing water inlet elbow meter at feed pipe, while increasing Discharging bent-tube flow at return pipe
Using the changes in flow rate of water inlet elbow meter and Discharging bent-tube flowmeter, meter, judges whether the cooling water pipe on cooling wall goes out
Now damage, when flow changes, show that cooling water pipe occurs damaged, when flow is consistent, show that cooling water pipe does not go out
Existing breakage, leakage detection process are simple, convenient, greatly reduce the time needed for leakage detection, realize the fast quick checking to blast furnace cooling stave
Leakage.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is the structural representation of blast furnace cooling stave leak detection device in the embodiment of the present invention；
Fig. 2 is the top view of the blast furnace cooling stave leak detection device at the furnace foundation in the embodiment of the present invention；
Fig. 3 is the top view of the blast furnace cooling stave leak detection device at the furnace roof in the embodiment of the present invention.
Wherein, 1 is blast-furnace body, and 2 is feed pipe, and 3 is return pipe, and 4 are water inlet elbow meter, and 5 is water inlet manifold, 6
For Discharging bent-tube flowmeter, 7 is total outlet pipe, and 8 is the first connecting tube, and 9 is the second connecting tube.
Specific embodiment
To solve technical problem of the prior art to the leakage detection process complexity and cost time length of blast furnace cooling stave, the present invention
A kind of blast furnace cooling stave leak detection device is provided.
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The present invention provides a kind of blast furnace cooling stave leak detection device, as shown in figure 1, the leak detection device include blast-furnace body 1,
Feed pipe 2, return pipe 3, multiple water inlet elbow meters 4, multigroup water inlet manifold 5, multiple Discharging bent-tube flowmeters 6 and multigroup total
Outlet pipe 7.Blast-furnace body 1 includes some cooling walls, and multiple row cooling water pipe is provided with the cooling wall of blast-furnace body 1, cooling
Water pipe is arranged in vertical, and cooling water pipe is for cooling down to the cooling wall of blast-furnace body 1.
Feed pipe 2 around the surrounding for being arranged at blast-furnace body 1, as shown in Fig. 2 wherein, is supplied at the furnace foundation of blast-furnace body 1
Water pipe 2 can be around forming square, it is also possible to circular around being formed, the application only by feed pipe as a example by being square, not
Which is defined.Further, multiple water inlet elbow meters 4 are arranged along feed pipe 2, between multiple water inlet elbow meters 4
Interval same distance.Each water inlet elbow meter 4 is connected with one end of cooling water pipe by one group of water inlet manifold 5.In one kind
In preferred embodiment, blast furnace cooling stave leak detection device also includes multiple first connecting tubes 8, and the first connecting tube 8 will be for will enter
Water elbow meter 4 is connected with water inlet manifold 5, and a water inlet elbow meter 4 is always entered with one group by first connecting tube 8
Water pipe 5 is connected.Specifically, one end of the first connecting tube 8 is connected with water inlet elbow meter 4, and the other end of the first connecting tube 8 is close
Envelope, is provided with multiple first connecting holes on the side pipe face of the first connecting tube 8, and the setting quantity of the first connecting hole is always entered with one group
In water pipe 5, the quantity of water inlet manifold 5 is identical, and water inlet manifold 5 is connected with the first connecting tube 8 by the first connecting hole.Wherein, first
Connecting tube 8 can be carbon steel water pipe.
Return pipe 3 is at the furnace roof of blast-furnace body 1 around the surrounding for being arranged at blast-furnace body 1.Multiple Discharging bent-tube flows
Meter 6 is arranged along return pipe 3, it is preferred that be spaced same distance between multiple Discharging bent-tube flowmeters 6.Further, each water outlet
Elbow meter 6 is connected with the other end of cooling water pipe by one group of total outlet pipe 7.In a preferred embodiment, it is high
Stove cooling wall leak detection device also include multiple second connecting tubes 9, the second connecting tube 9 for by Discharging bent-tube flowmeter 6 with always go out
Water pipe 7 connects, and a Discharging bent-tube flowmeter 6 is connected with one group of water inlet manifold 7 by second connecting tube 9.Specifically,
One end of two connecting tubes 9 is connected with Discharging bent-tube flowmeter 6, the other end sealing of the second connecting tube 9, in the second connecting tube 9
Multiple second connecting holes, the setting quantity of the second connecting hole and total outlet pipe 7 in one group of total outlet pipe 7 are provided with side pipe face
Quantity is identical, and total outlet pipe 7 is connected with the second connecting tube 9 by the second connecting hole.Wherein, the second connecting tube 9 can also be carbon
Molten steel pipe.
Wherein, elbow meter 4 of intaking is corresponded with Discharging bent-tube flowmeter 6, can by intaking elbow meter 4
The influx of liquid is obtained, the discharge of liquid is obtained in that by Discharging bent-tube flowmeter 6.Preferably, water inlet winding pipe flow rate
Meter 4 is identical with the caliber of Discharging bent-tube flowmeter 6 and bend pipe radius of curvature, thus, it is possible to avoid into water elbow meter 4 and go out
There is error between the data that water elbow meter 6 is collected.
It should be noted that water inlet elbow meter 4 setting quantity it is relevant with the water-flowing amount of feed pipe 2, the application with
A diameter of 800mm of feed pipe 2, as a example by current lowest speed is 1.3m/s, then blast furnace cooling stave leak detection device need to arrange 16
The water inlet elbow meter 4 of a diameter of 160mm, it is corresponding, the Discharging bent-tube flowmeter 6 of 16 a diameter of 160mm is set.Separately
Outward, the total quantity of water inlet manifold 5 is identical with the quantity of the cooling water pipe on the cooling wall of blast-furnace body 1, water inlet manifold 5 pairs
A cooling water pipe should be connected, further, after all water inlet manifolds 5 are divided equally with it is multiple water inlet elbow meters 4 carry out it is corresponding,
For example, when there is 192 cooling water pipes on blast-furnace body 1, blast furnace cooling stave leak detection device includes 192 water inlet manifolds 5, and,
Due to being provided with 16 water inlet elbow meters 4, then, 12 water inlet manifolds 5 are one group, water inlet 4 correspondence of elbow meter
12 water inlet manifolds 5, blast furnace cooling stave leak detection device include 16 groups of water inlet manifolds 5.Further, due to elbow meter 4 of intaking
Correspond with Discharging bent-tube flowmeter 6, blast furnace cooling stave leak detection device includes 16 Discharging bent-tube flowmeters 6, meanwhile, blast furnace
Cooling wall leak detection device includes 192 total outlet pipes 7.
The application is by increasing water inlet elbow meter 4 at feed pipe 2, while increasing Discharging bent-tube stream at return pipe
Gauge 6, judges the cooling water pipe on cooling wall using the changes in flow rate of water inlet elbow meter 4 and Discharging bent-tube flowmeter 6
Whether appearance is damaged, and when flow changes, is shown that cooling water pipe occurs damaged, when flow is consistent, is shown cooling water pipe
There is not breakage, leakage detection process is simple, convenient, greatly reduces the time needed for leakage detection, realizes to blast furnace cooling stave
Quick leakage detection.Also, elbow meter ensure that and be operated under conditions of low viscous water or steam, collect
Data are accurate, long service life.
Preferably, return pipe 3 includes many sub- return pipes, wherein, each Discharging bent-tube flowmeter 6 and a sub- return pipe
It is connected.It is corresponding, include multiple backwater zones at furnace roof, in each backwater zone, be provided with one group of sub- return pipe, wherein, sub- return pipe
For curved pipe.For example, 4 backwater zones are included at furnace roof, as shown in figure 3, including the first backwater zone A, the second backwater zone at furnace roof
B, the 3rd backwater zone C and the 4th backwater zone D, due to having 16 Discharging bent-tube flowmeters, therefore, each backwater zone includes 4
Individual sub- return pipe, has 16 sub- return pipes.In addition, each sub- return pipe in each backwater zone, in one group of sub- return pipe
It is sequentially arranged centered on blast-furnace body 1, each sub- return pipe is differed apart from the circular radius of blast-furnace body 1, also, respectively
One group of sub- return pipe in individual backwater zone is symmetrical, in the sub- return pipe of each group between corresponding sub- return pipe and blast-furnace body between
Every same distance, for example, the first sub- return pipe in the one group of sub- return pipe included in the first backwater zone A is apart from blast-furnace body 1
Circular radius be the first radius, the first sub- return pipe in the one group of sub- return pipe included in the second backwater zone B is apart from blast furnace
The circular radius of body 1 is the second radius, and the first radius is equal to the second radius, so as to the first sub- backwater in the first backwater zone A
The second sub- return pipe in pipe and the second backwater zone B is on same circumference.The application is by arranging many sub- backwater at furnace roof
Pipe carries out backwater, ensure that blast-furnace body 1 has enough backwater channels.In addition, by dividing backwater zone, respectively in each time
One group of sub- return pipe is set in pool, and each sub- return pipe is circumferentially positioned at the surrounding of blast-furnace body 1, sub- return pipe distribution is reduced
Shared space.
Preferably, for single cooling wall, the water inlet pipe of cooling wall is connected by straight tube with the outlet pipe of cooling wall,
Also, a control ball valve is respectively arranged with the two ends of straight tube, flowing in and out for liquid can be carried out by controlling ball valve
Control, it is preferred that the two ends of control ball valve are provided with snap joint, can realize quick connection using snap joint, need not
The blast furnace production of damping down stopping at once being processed.
Further, during leakage detection, for a row cooling water pipe, when the water inlet bend pipe stream at the row cooling water pipe two ends
When flow between gauge 4 and Discharging bent-tube flowmeter 6 changes, show that the row cooling water pipe occurs there is breakage.Then,
Can tentatively judge the row cooling water pipe occurs breakage on which section cooling wall using the change of furnace body temperature point.Recycle
Industry water endless tube specifically judging that it is damaged whether the row cooling water pipe occurs on this section of cooling wall, specifically, by industry
Arm in water ring pipe be connected with the one end of metal hose with snap joint, the other end of metal hose and doubtful breakage
The water inlet pipe of one-step cooling wall connects, and going out for next section of cooling wall of doubtful damaged one-step cooling wall is bridged with metal hose
The water inlet pipe of the preceding paragraph cooling wall of water pipe and doubtful damaged one-step cooling wall, the control ball valve being then shut off on straight tube are seen
The changes in flow rate into water elbow meter 4 and Discharging bent-tube flowmeter 6 is examined, determines whether the one-step cooling wall of doubtful breakage is sent out
Raw damaged, now, the soft water in cooling water pipe walks tubulation passage after crossover passage is walked, still, and one section of doubtful breakage cold
But wall is connected with industry water, and its water outlet flows into pallet along stove skin.The present processes can realize the fast quick checking to blast furnace cooling stave
Leakage, and industrial water curing is realized, and cooling wall will not be injured again, leakage detection of need not feeling suffocated, therefore cooling wall will not be caused
Secondary injury.
Further, after judging that the cooling water pipe on cooling wall has damage, the cooling water pipe of damage is isolated, will
Have determined that the cooling water pipe of damage is passed through industrial water curing from the bottom to top.
Technical scheme in above-mentioned the embodiment of the present application, at least has the following technical effect that or advantage：
The application is by increasing water inlet elbow meter at feed pipe, while increasing Discharging bent-tube flow at return pipe
Using the changes in flow rate of water inlet elbow meter and Discharging bent-tube flowmeter, meter, judges whether the cooling water pipe on cooling wall goes out
Now damage, when flow changes, show that cooling water pipe occurs damaged, when flow is consistent, show that cooling water pipe does not go out
Existing breakage, leakage detection process are simple, convenient, greatly reduce the time needed for leakage detection, realize the fast quick checking to blast furnace cooling stave
Leakage.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, claims are intended to be construed to include excellent
Select embodiment and fall into the had altered of the scope of the invention and change.
Obviously, those skilled in the art can carry out the essence of various changes and modification without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (6)
1. a kind of blast furnace cooling stave leak detection device, it is characterised in that curved including blast-furnace body, feed pipe, return pipe, multiple water inlets
Flowmeter for pipe, multigroup water inlet manifold, multiple Discharging bent-tube flowmeters and multigroup total outlet pipe；
Include multiple cooling water pipes on the cooling wall of the blast-furnace body；
The feed pipe is at the furnace foundation of the blast-furnace body around the surrounding for being arranged at the blast-furnace body；
The plurality of water inlet elbow meter is arranged along the feed pipe, and, each described water inlet elbow meter passes through one group
The water inlet manifold is connected with one end of the cooling water pipe；
The return pipe is at the furnace roof of the blast-furnace body around the surrounding for being arranged at the blast-furnace body；
The plurality of Discharging bent-tube flowmeter is arranged along the return pipe, and, each described Discharging bent-tube flowmeter passes through one group
The total outlet pipe is connected with the other end of the cooling water pipe；
Wherein, the water inlet elbow meter is corresponded with the Discharging bent-tube flowmeter；
The return pipe includes many sub- return pipes, wherein, each described Discharging bent-tube flowmeter and a sub- return pipe
It is connected；
Include multiple backwater zones at the furnace roof；
Wherein, sub- return pipe described in a group is provided with each described backwater zone, and, in each described backwater zone, one group of institute
The each sub- return pipe stated in sub- return pipe is sequentially arranged centered on the blast-furnace body, and each sub- return pipe is apart from the height
The circular radius of furnace body is differed, and one group of sub- return pipe in each described backwater zone is symmetrical, the sub- return pipe of each group
In be spaced same distance between corresponding sub- return pipe and the blast-furnace body.
2. blast furnace cooling stave leak detection device as claimed in claim 1, it is characterised in that also including multiple first connecting tubes, institute
State each water inlet elbow meter to be connected with one group of water inlet manifold by first connecting tube；
Wherein, one end of first connecting tube is connected with the water inlet elbow meter, the other end of first connecting tube
Sealing；
And, multiple first connecting holes are provided with first connecting tube, one group of water inlet manifold connects by described first
Connect hole to be connected with first connecting tube.
3. blast furnace cooling stave leak detection device as claimed in claim 1, it is characterised in that also including multiple second connecting tubes, institute
State each Discharging bent-tube flowmeter to be connected with one group of total outlet pipe by second connecting tube；
Wherein, one end of second connecting tube is connected with the Discharging bent-tube flowmeter, the other end of second connecting tube
Sealing；
And, multiple second connecting holes are provided with second connecting tube, one group of total outlet pipe connects by described second
Connect hole to be connected with second connecting tube.
4. blast furnace cooling stave leak detection device as claimed in claim 1, it is characterised in that the sub- return pipe is curved pipe.
5. blast furnace cooling stave leak detection device as claimed in claim 1, it is characterised in that the water inlet pipe of the cooling wall and described
The outlet pipe of cooling wall is connected by straight tube.
6. blast furnace cooling stave leak detection device as claimed in claim 5, it is characterised in that the two ends of the straight tube are respectively arranged with
One control ball valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510342735.7A CN104928423B (en) | 2015-06-19 | 2015-06-19 | A kind of blast furnace cooling stave leak detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510342735.7A CN104928423B (en) | 2015-06-19 | 2015-06-19 | A kind of blast furnace cooling stave leak detection device |
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| Publication Number | Publication Date |
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| CN104928423A CN104928423A (en) | 2015-09-23 |
| CN104928423B true CN104928423B (en) | 2017-04-05 |
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| CN110184402B (en) * | 2018-07-14 | 2021-01-26 | 江阴兴澄特种钢铁有限公司 | Method for rapidly determining specific leakage point of cooling wall of blast furnace on line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2500686Y (en) * | 2001-08-23 | 2002-07-17 | 魏成智 | Combined blast-furnace cooling water monitoring valve |
| CN200958110Y (en) * | 2006-09-22 | 2007-10-10 | 宝山钢铁股份有限公司 | On-line loss inspecting encloser of cooling plate for blast furnace |
| CN101482429A (en) * | 2008-12-23 | 2009-07-15 | 河北理工大学智能仪器厂 | Apparatus for checking elbow meter |
| CN101705322A (en) * | 2009-12-30 | 2010-05-12 | 安阳钢铁股份有限公司 | Leak-detecting method for cooling system of blast furnace |
| CN204198774U (en) * | 2014-09-25 | 2015-03-11 | 鞍钢股份有限公司 | Blast Furnace Tuyere Leakage warning device |
| CN104611491A (en) * | 2015-01-20 | 2015-05-13 | 河北钢铁股份有限公司承德分公司 | Positioning device and method for leakage detection of blast furnace cooling wall |
-
2015
- 2015-06-19 CN CN201510342735.7A patent/CN104928423B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2500686Y (en) * | 2001-08-23 | 2002-07-17 | 魏成智 | Combined blast-furnace cooling water monitoring valve |
| CN200958110Y (en) * | 2006-09-22 | 2007-10-10 | 宝山钢铁股份有限公司 | On-line loss inspecting encloser of cooling plate for blast furnace |
| CN101482429A (en) * | 2008-12-23 | 2009-07-15 | 河北理工大学智能仪器厂 | Apparatus for checking elbow meter |
| CN101705322A (en) * | 2009-12-30 | 2010-05-12 | 安阳钢铁股份有限公司 | Leak-detecting method for cooling system of blast furnace |
| CN204198774U (en) * | 2014-09-25 | 2015-03-11 | 鞍钢股份有限公司 | Blast Furnace Tuyere Leakage warning device |
| CN104611491A (en) * | 2015-01-20 | 2015-05-13 | 河北钢铁股份有限公司承德分公司 | Positioning device and method for leakage detection of blast furnace cooling wall |
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