CN203284418U - Movable leakage detection device for blast furnace cooling stave - Google Patents
Movable leakage detection device for blast furnace cooling stave Download PDFInfo
- Publication number
- CN203284418U CN203284418U CN2013202613792U CN201320261379U CN203284418U CN 203284418 U CN203284418 U CN 203284418U CN 2013202613792 U CN2013202613792 U CN 2013202613792U CN 201320261379 U CN201320261379 U CN 201320261379U CN 203284418 U CN203284418 U CN 203284418U
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- Prior art keywords
- pipe
- tank body
- ball valve
- exhaust pipe
- detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 238000001816 cooling Methods 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000010926 purge Methods 0.000 claims abstract description 17
- 239000000523 sample Substances 0.000 claims abstract description 10
- 238000007664 blowing Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a movable leakage detection device for a blast furnace cooling stave, which comprises a tank body 1, a water inlet pipe 2, a water outlet pipe 3, an exhaust pipe 4, an exhaust pipe ball valve 5, a CO detection ball valve 6, a CO detection probe 7, a CO detection element and display screen 8, handles 9, an N2 purging ball valve 10 and an N2 bottle 11, wherein the water inlet pipe 2 is arranged at the bottom of the tank body 1, and the water outlet pipe 3 is arranged in the middle of the tank body 1; the exhaust pipe 4 is mounted at the top of the tank body 1, and is a T-branch pipe, the exhaust pipe ball valve 5 is mounted on the side pipe of the exhaust pipe 4, the CO detection ball valve 6 is mounted on the upper pipe of the exhaust pipe 4, and the lower pipe of the exhaust pipe 4 is connected with the top of the tank body 1; the CO detection probe 7 and the CO detection element and display screen 8 are also mounted on the upper pipe, and the upper pipe is connected with the N2 bottle 11 through an N2 purging pipeline, and the N2 purging ball valve 10 is mounted on the N2 purging pipeline; the handles 9 for carrying the device conveniently are mounted on the two sides of the tank body 1.
Description
Technical Field
The utility model relates to the field of metallurgy, in particular to a leakage detection device for a cooling wall of a movable blast furnace.
Background
The blast furnace cooling wall is an important water cooling part of a blast furnace lining, is arranged at the positions of a furnace body, a furnace waist, a furnace belly, a furnace hearth and the like of the blast furnace, and not only bears high temperature, but also bears the abrasion of furnace burden, the erosion of slag and the scouring of coal gas flow. The cooling wall is extremely easy to damage in the middle and later period of the furnace service because the working environment of the cooling wall is severe. The water leakage of the cooling wall can bring the hazards of unsmooth furnace conditions, increased coke ratio, reduced yield, even freezing of a furnace hearth and the like to the blast furnace.
The leakage detection method of the cooling wall in the prior art is mainly a pressing method. The pressing method needs to close the water inlet and outlet valves of the cooling wall branch pipe so as to detect the pressure change condition in the system. When the pressure is applied, the water inlet and outlet valves of the cooling wall branch pipes need to be closed to break water in the cooling wall, so that the cooling wall is easily burnt out or the damaged cooling wall is aggravated, even the cooling wall and a furnace shell are burnt through, and serious potential safety hazards exist.
In summary, how to utilize the prior art to realize safe, accurate and fast leakage detection of the blast furnace cooling stave becomes a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of potential safety hazard, inconvenient operation and the like in the leakage detection of the cooling wall in the prior art, thereby providing a convenient and quick leakage detection device for the cooling wall of the blast furnace.
In order to realize the aim, the utility model provides a leakage detection device for a movable blast furnace cooling wall, which comprises a tank body 1, a water inlet pipe 2, a water outlet pipe 3, an exhaust pipe 4, an exhaust pipe ball valve 5, a CO detection ball valve 6, a CO detection probe 7, a CO detection element and a display screen 8, a handle 9 and a N2Purge ball valve 10 and N2A bottle 11; wherein,
the water inlet pipe 2 is arranged at the bottom of the tank body 1, and the water outlet pipe 3 is arranged in the middle of the tank body 1; the exhaust pipe 4 is arranged at the top of the tank body 1, the exhaust pipe 4 is a three-way pipe, the exhaust pipe ball valve 5 is arranged on a side pipe of the exhaust pipe 4, the CO detection ball valve 6 is arranged on an upper pipe of the exhaust pipe ball valve, and a lower pipe of the exhaust pipe ball valve is connected with the top of the tank body 1; the upper pipe is also provided with the CO detection probe 7, a CO detection element and a display screen 8, and the CO detection probe, the CO detection element and the display screen are connected through N2The purging pipeline is connected with the N2Bottle 11, N2The blowing pipeline is provided with the N2Purging the ball valve 10; the handle 9 convenient to carry is installed to the both sides of jar body 1.
In the technical scheme, the tank body 1 comprises a cylindrical tank body and a conical tank top, and the conical tank top is connected with the cylindrical tank body; the water outlet pipe 3 is positioned at the upper part of the cylindrical tank body.
The utility model has the advantages that:
1. the safety is strong, the cooling wall does not stop water when leakage is checked, and the cooling wall is prevented from being damaged and aggravated or not damaged by burning;
2. the accuracy is high, and the sealing of the CO detection device is not influenced by environmental CO;
3. the device is movable, so that the device is portable and convenient to move; the manufacturing cost is low, and the tank body is made of iron sheet or thin steel plate;
4. the leak detection device is convenient to use and can complete the leak detection operation by one person.
Drawings
Fig. 1 is a schematic structural view of the leakage detecting device for the cooling wall of the movable blast furnace of the present invention.
Description of the drawings
1 tank, 2 water inlet pipe, 3 water outlet pipe, 4 exhaust pipe
5 blast pipe ball valve 6 CO detects ball valve 7 CO and detects probe
8 CO detection element and display screen 9 handle 10N2Purge ball valve
11 N2Bottle (Ref. TM. bottle)
Detailed Description
The invention will now be further described with reference to the accompanying drawings.
Referring to FIG. 1, in one embodiment, the present inventionLeak hunting device with neotype portable blast furnace stave includes: tank body 1, water inlet pipe 2, water outlet pipe 3, exhaust pipe 4, exhaust pipe ball valve 5, CO detection ball valve 6, CO detection probe 7, CO detection element and display screen 8, handle 9, N2Purge ball valve 10 and N2And a bottle 11. The tank body 1 comprises a cylindrical tank body and a conical tank top; a water inlet pipe 2 is arranged at the bottom of the tank body 1, and a water outlet pipe 3 is arranged in the middle of the tank body 1 (the top of the cylindrical tank body); the top of the tank body 1 is provided with an exhaust pipe 4, the exhaust pipe 4 is a three-way pipe, an exhaust pipe ball valve 5 is arranged on a side pipe of the exhaust pipe 4, a CO detection ball valve 6 is arranged on an upper pipe of the exhaust pipe, and a lower pipe of the exhaust pipe is connected with the top of the tank body 1; the upper pipe is also provided with a CO detection probe 7, a CO detection element and a display screen 8, and a N is used for detecting the CO2Purge line connection N2Bottle 11, N2N is arranged on the blowing pipeline2Purging the ball valve 10; the handle 9 convenient to carry is installed to the both sides of jar body 1.
The utility model discloses a when looking for leaks the device is used for blast furnace stave to look for leaks, including following step:
1. the exhaust ball valve 5 is opened and the CO detection ball valve 6 is closed.
2. The water inlet pipe 4 is connected to the cooling wall backwater branch pipe, and the water outlet pipe 3 is connected to the upper section cooling wall water inlet pipe or the backwater tank.
3. And closing the exhaust ball valve 5 after the water outlet pipe 3 discharges water.
4. And opening the CO detection ball valve 6 after 1-2 min.
5. And viewing the CO detection display screen 8, if the detection result shows that CO exists, indicating that the branch pipe is leaked, and if no CO exists, indicating that the branch pipe is not leaked.
6. When detecting the next stave branch pipe, will the utility model discloses separate from the stave branch pipe.
7. The exhaust ball valve 5 is opened.
8. Opening N2Purging the ball valve 10, and closing N after purging for 1-2 min2Purge ball valveAnd 10, exhausting CO in the device to avoid influencing the next detection result.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited. Although the present invention has been described in detail with reference to the embodiments, those skilled in the art will understand that modifications and equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of them shall fall within the scope of the claims of the present invention.
Claims (2)
1. The utility model provides a portable blast furnace stave leak hunting device, its characterized in that includes jar body (1), inlet tube (2), outlet pipe (3), blast pipe (4), blast pipe ball valve (5), CO detect ball valve (6), CO detect probe (7), CO detecting element and display screen (8), handle (9), N2Purge ball valve (10) and N2A bottle (11); wherein,
the water inlet pipe (2) is arranged at the bottom of the tank body (1), and the water outlet pipe (3) is arranged in the middle of the tank body (1); the tank body (1) is provided with a tankThe exhaust pipe (4) is a three-way pipe, the side pipe of the exhaust pipe (4) is provided with the exhaust pipe ball valve (5), the upper pipe of the exhaust pipe is provided with the CO detection ball valve (6), and the lower pipe of the exhaust pipe is connected with the top of the tank body (1); the upper pipe is also provided with the CO detection probe (7), a CO detection element and a display screen (8) and passes through N2The purging pipeline is connected with the N2Bottle (11), the N2The blowing pipeline is provided with the N2A purge ball valve (10); the convenient-to-carry handle (9) is installed on the two sides of the tank body (1).
2. The mobile blast furnace cooling wall leakage detection device according to claim 1, wherein the tank body (1) comprises a cylindrical tank body and a conical tank top, and the conical tank top is connected with the cylindrical tank body; the water outlet pipe (3) is positioned at the upper part of the cylindrical tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202613792U CN203284418U (en) | 2013-05-14 | 2013-05-14 | Movable leakage detection device for blast furnace cooling stave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202613792U CN203284418U (en) | 2013-05-14 | 2013-05-14 | Movable leakage detection device for blast furnace cooling stave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203284418U true CN203284418U (en) | 2013-11-13 |
Family
ID=49540791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202613792U Expired - Fee Related CN203284418U (en) | 2013-05-14 | 2013-05-14 | Movable leakage detection device for blast furnace cooling stave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203284418U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103642961A (en) * | 2013-12-27 | 2014-03-19 | 新余钢铁集团有限公司 | Leak detector for blast furnace cooler |
| CN104726628A (en) * | 2015-04-08 | 2015-06-24 | 马钢(集团)控股有限公司 | Online blast furnace cooling stave leakage detection device and detection method thereof |
| CN105200177A (en) * | 2014-06-25 | 2015-12-30 | 金流阀门（上海）有限公司 | Positioning leak detection instrument for blast furnace cooling water |
-
2013
- 2013-05-14 CN CN2013202613792U patent/CN203284418U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103642961A (en) * | 2013-12-27 | 2014-03-19 | 新余钢铁集团有限公司 | Leak detector for blast furnace cooler |
| CN105200177A (en) * | 2014-06-25 | 2015-12-30 | 金流阀门（上海）有限公司 | Positioning leak detection instrument for blast furnace cooling water |
| CN105200177B (en) * | 2014-06-25 | 2017-07-28 | 金流阀门（上海）有限公司 | Blast-furnace cooled water positioning leakage inspector |
| CN104726628A (en) * | 2015-04-08 | 2015-06-24 | 马钢(集团)控股有限公司 | Online blast furnace cooling stave leakage detection device and detection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20160514 |