CN108917404B - Charging hole device for smelting furnace and smelting furnace with charging hole device - Google Patents
Charging hole device for smelting furnace and smelting furnace with charging hole device Download PDFInfo
- Publication number
- CN108917404B CN108917404B CN201810901435.1A CN201810901435A CN108917404B CN 108917404 B CN108917404 B CN 108917404B CN 201810901435 A CN201810901435 A CN 201810901435A CN 108917404 B CN108917404 B CN 108917404B
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- China
- Prior art keywords
- charging port
- smelting furnace
- water jacket
- charging
- impact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003723 Smelting Methods 0.000 title claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 230000035939 shock Effects 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 6
- 239000000110 cooling liquid Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 11
- 238000004880 explosion Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating 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
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/0084—Charging; Manipulation of SC or SC wafers
Abstract
The invention discloses a charging port device for a smelting furnace and the smelting furnace with the charging port device, wherein the charging port device for the smelting furnace comprises a charging port water jacket and an impact-resistant inner pipe sleeve, a charging port and a cooling cavity positioned at the outer side of the charging port are defined in the charging port water jacket, and the charging port water jacket is provided with a water inlet and a water outlet which are communicated with the cooling cavity; the impact-resistant inner pipe sleeve is detachably arranged on the water jacket of the charging hole, at least one part of the impact-resistant inner pipe sleeve extends into the charging hole to be attached to the inner wall of the charging hole, and the charging hole is defined in the impact-resistant inner pipe sleeve. According to the charging hole device for the smelting furnace, disclosed by the embodiment of the invention, the leakage of cooling liquid in the cooling cavity caused by the fact that the water jacket of the charging hole is perforated due to the strong cleaning in the cleaning process can be prevented, and the working efficiency and the safety of the smelting furnace are improved.
Description
Technical Field
The invention relates to the technical field of metallurgy, in particular to a charging port device for a smelting furnace and the smelting furnace with the charging port device.
Background
The charging port device in the related art adopts a water jacket form, a closed cavity is defined at the outer side of the water jacket, and a water inlet and outlet pipe and a flange are connected to form a waterway. However, the splashing caused by the stirring of the molten pool caused by the bottom spray gun of the smelting device in the prior art is unavoidable, and the materials are easy to combine in the charging port of the charging port device to form adhesion and adhere to the inner wall of the water jacket. The layer of bonding must be cleaned by a drill bit in time, or the bonding is larger as the bonding is performed, until the charging hole is blocked and the material is forced to stop for maintenance. In the process of cleaning by using the drill rod, the manual force is not easy to grasp, the cleaning is not clean due to small force, the water jacket is easy to break through due to large force, water in the cavity is leaked, water leakage accidents occur, explosion risks are brought to production, the operation of stopping and overhauling is increased, and the operation rate of the bottom blowing furnace is reduced.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems in the related art to some extent. Therefore, the invention provides the charging port device for the smelting furnace, which can prevent water leakage and is convenient to maintain.
The charging hole device for the smelting furnace comprises a charging hole water jacket and an impact-resistant inner pipe sleeve. A charging port and a cooling cavity positioned outside the charging port are defined in the charging port water jacket, and the charging port water jacket is provided with a water inlet and a water outlet which are communicated with the cooling cavity; the anti-impact inner pipe sleeve is detachably arranged on the water jacket of the charging hole, at least one part of the anti-impact inner pipe sleeve stretches into the charging hole to be attached to the inner wall of the charging hole, and a feeding hole is defined in the anti-impact inner pipe sleeve.
According to the charging hole device for the smelting furnace, the impact-resistant inner pipe sleeve is arranged on the charging hole device, and splashing caused by stirring of a molten pool caused by a bottom spray gun can be adhered to the impact-resistant inner pipe sleeve, so that the impact-resistant inner pipe sleeve can be cleaned when cleaning is performed, leakage of cooling liquid in a cooling cavity caused by penetration of the charging hole water jacket 1 due to high-force cleaning can be prevented in the cleaning process, and further, the operation of material stopping and overhauling can be avoided, which is caused by explosion risks caused by water leakage accidents, the working efficiency of the smelting furnace can be improved, and the impact-resistant inner pipe sleeve is detachably arranged in the charging hole water jacket, so that maintenance and replacement of the impact-resistant inner pipe sleeve are facilitated, and the service life of the charging hole device for the smelting furnace is prolonged.
In addition, the charging hole device for the smelting furnace provided by the embodiment of the invention can also have the following additional technical characteristics:
according to some embodiments of the invention, an impact-resistant inner shroud comprises: the inner sleeve stretches into the charging hole and is matched with the inner wall of the charging hole, and the mounting plate is arranged on the inner sleeve and is detachably connected with the water jacket of the charging hole.
Optionally, the charging hole water jacket is provided with a mounting seat matched with the mounting plate.
Optionally, the charging hole device for the smelting furnace further comprises: the mounting plate is provided with a mounting hole, and the mounting plate penetrates through the mounting hole and is detachably connected with the water jacket of the charging hole.
Optionally, the inner sleeve is clearance fitted within the feed inlet.
According to some embodiments of the invention, a charge door water jacket includes: the cooling cavity is formed by the bottom steel plate ring, the inner ring steel plate ring, the outer ring steel plate ring and the bottom steel plate ring, wherein the bottom steel plate ring is arranged below the inner ring steel plate ring and the outer ring steel plate ring and is respectively connected with the inner ring steel plate ring and the outer ring steel plate ring, and the cooling cavity is defined between the bottom steel plate ring and the inner ring steel plate ring and between the bottom steel plate ring and the outer ring steel plate ring.
The invention also provides a smelting furnace with the charging hole device.
According to the smelting furnace provided by the embodiment of the invention, by arranging the charging hole device of the embodiment, the leakage of cooling liquid in the cooling cavity caused by the fact that the charging hole water jacket is perforated due to the strong cleaning in the cleaning process can be prevented, and further the explosion risk brought to production due to water leakage accidents can be avoided, so that the operation of stopping and overhauling can be increased, the working efficiency of the smelting furnace can be improved, and the impact-resistant inner pipe sleeve is detachably arranged in the charging hole water jacket, so that the maintenance and replacement of the impact-resistant inner pipe sleeve are facilitated, and the service life of the charging hole device for the smelting furnace is prolonged.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic view showing a structure of a charging port device for a smelting furnace according to an embodiment of the present invention.
Reference numerals:
100: charging port device
1: feed inlet water jacket, 11: inner ring steel plate ring, 12: outer ring steel plate ring, 13: bottom steel plate ring, 14: water inlet, 15: water outlet, 16: mounting base, 17: feed inlet, 18: a cooling chamber;
2: impact-resistant inner tube sleeve, 21: inner sleeve, 22: mounting plate, 221: mounting hole, 23: and a feed inlet.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
A charging port device 100 for a smelting furnace according to an embodiment of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1, a charging port arrangement 100 for a smelting furnace according to an embodiment of the present invention may include a charging port water jacket 1 and an impact resistant inner shroud 2. The charging port device 100 can be arranged on a smelting furnace, and materials can be thrown into the smelting furnace through the charging port device 100.
Specifically, a feed inlet 17 and a cooling chamber 18 located outside the feed inlet 17 are defined in the feed inlet water jacket 1, the feed inlet water jacket 1 is provided with a water inlet 14 and a water outlet 15 communicating with the cooling chamber 18, in other words, the feed inlet water jacket 1 has a feed inlet 17 adapted to throw in material, and the cooling chamber 18 is formed outside the feed inlet 17.
The impact-resistant inner pipe sleeve 2 is detachably arranged on the charging port water jacket 1, at least one part of the impact-resistant inner pipe sleeve 2 extends into the charging port 17 to be attached to the inner wall of the charging port 17, and a charging port 23 is defined in the impact-resistant inner pipe sleeve 2. In other words, the impact-resistant inner tube housing 2 has a feed port 23 adapted to feed the material and extends into the feed port water jacket 1, and the outer wall surface of the impact-resistant inner tube housing 2 is fitted to the inner wall of the feed port 17, so that the material can enter the feed port 23 through the feed port 23, and the splash due to the agitation of the molten pool caused by the bottom lance can be adhered to the impact-resistant inner tube housing 2 to avoid adhesion to the inner wall of the feed port water jacket 1.
Thus, according to the charging port device 100 for a smelting furnace of the embodiment of the invention, by arranging the impact-resistant inner pipe sleeve 2 on the charging port device 100, the splash caused by the stirring of the molten pool caused by the bottom spray gun can be adhered to the impact-resistant inner pipe sleeve 2, so that the impact-resistant inner pipe sleeve 2 can be cleaned during cleaning, thereby preventing the leakage of the cooling liquid in the cooling cavity 18 caused by the penetration of the charging port water jacket 1 due to the powerful cleaning during cleaning, further avoiding the explosion risk caused by water leakage accidents and increasing the operation of stopping and overhauling during production, improving the working efficiency of the smelting furnace, and the impact-resistant inner pipe sleeve 2 is detachably arranged in the charging port water jacket 1, thereby being beneficial to the maintenance and replacement of the impact-resistant inner pipe sleeve 2 and prolonging the service life of the charging port device 100 for the smelting furnace.
In some embodiments of the present invention, the impact-resistant inner sleeve 2 may include an inner sleeve 21 extending into the port 17 and engaging the inner wall of the port 17, and a mounting plate 22 provided on the inner sleeve 21 and detachably connected to the port water jacket 1. From this, can install impact-resistant inner tube cover 2 on charge door water jacket 1 through mounting panel 22, interior sleeve pipe 21 stretches into in the charge door 17 and the inner wall laminating of charge door 17, the molten bath stirs the splash that forms and can adhere to charge door water jacket 1 for impact-resistant inner tube cover 2 simple structure just makes things convenient for the assembly.
As shown in fig. 1, the inner sleeve 21 is adapted to the shape of the inner wall of the feed inlet 17 of the feed inlet jacket 1, wherein the inner sleeve 21 is in clearance fit with the feed inlet 17, thereby facilitating the assembly of the inner sleeve 21 with the feed inlet 17.
Optionally, the charge door jacket 1 is provided with a mounting seat 16 that mates with a mounting plate 22. When the inner sleeve 21 is inserted into the charging hole 17 of the charging hole water jacket 1, the mounting plate 22 is positioned above the charging hole 17 so as to be conveniently matched and fixed with the mounting seat 16 on the charging hole water jacket 1, thereby being convenient for the mounting and dismounting of the impact-resistant inner sleeve 2.
Optionally, the charging port arrangement 100 for a smelting furnace may further comprise a fixing member, the mounting plate 22 being provided with mounting holes 221, the fixing member being detachably connected to the charging port water jacket 1 through the mounting holes 221. In other words, the fixing member may fixedly connect the anti-impact inner sleeve 2 with the charging port water jacket 1 through the mounting hole 221, and when the fixing member is detached from the mounting hole 221 and the charging port water jacket 1, the fixing member may be a bolt, so that the anti-impact inner sleeve 2 may be fixedly connected with the charging port water jacket 1 through the bolt, it will be understood that other connection manners may be adopted between the anti-impact inner sleeve 2 and the charging port water jacket 1, and the invention is not limited thereto.
In some embodiments of the present invention, as shown in fig. 1, the charge door jacket 1 includes an inner annular steel plate ring 11, an outer annular steel plate ring 12, and a bottom steel plate ring 13. The bottom steel plate ring 13 is arranged below the inner and outer ring steel plate rings 11 and 12 and is respectively connected with the inner and outer ring steel plate rings 11 and 12, and a cooling cavity 18 is defined between the bottom steel plate ring 13 and the inner and outer ring steel plate rings 11 and 12. Wherein, the inner annular steel plate ring 11 is internally provided with a charging hole 17, the outer annular steel plate ring 12 is sleeved outside the inner annular steel plate ring 11, and the upper end of the bottom steel plate ring 13 is respectively connected with the inner annular steel plate ring 11 and the outer annular steel plate ring 12, thereby defining a cooling cavity 18.
In some embodiments of the present invention, the impact-resistant inner pipe sleeve 2 may be a stainless steel member, and the stainless steel has high strength, high hardness, chemical corrosion resistance, high temperature resistance, and further improves the structural strength and cooling effect of the impact-resistant inner pipe sleeve 2. Optionally, on the premise of ensuring that the working condition of the smelting furnace is met, the anti-impact inner pipe sleeve 2 can also be made of carbon steel, cast iron, cast steel and other materials for saving the material cost and reducing the casting process difficulty, and the invention is not limited to the method.
The invention also provides a smelting furnace with the charging hole device 100.
According to the smelting furnace provided by the embodiment of the invention, by arranging the charging port device 100 in the embodiment, the leakage of cooling liquid in the cooling cavity 18 caused by the penetration of the charging port water jacket 1 due to the strong cleaning can be prevented in the cleaning process, and further, the explosion risk brought by water leakage accidents to the production can be avoided, and the operation of stopping and overhauling can be increased, so that the working efficiency of the smelting furnace can be improved, and the impact-resistant inner pipe sleeve 2 is detachably arranged in the charging port water jacket 1, thereby being beneficial to the maintenance and replacement of the impact-resistant inner pipe sleeve 2 and prolonging the service life of the charging port device 100 for the smelting furnace.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (5)
1. A charging port arrangement for a smelting furnace, comprising:
the feed inlet water jacket is internally provided with a feed inlet and a cooling cavity positioned at the outer side of the feed inlet, the feed inlet water jacket is provided with a water inlet and a water outlet communicated with the cooling cavity, and the feed inlet water jacket comprises: the cooling cavity is defined between the bottom steel plate ring, the inner ring steel plate ring and the outer ring steel plate ring;
the anti-impact inner pipe sleeve is detachably arranged on the water jacket of the charging port, at least one part of the anti-impact inner pipe sleeve extends into the charging port to be attached to the inner wall of the charging port, and a feeding port is defined in the anti-impact inner pipe sleeve;
the shock-resistant inner pipe sleeve comprises: the inner sleeve stretches into the charging hole and is matched with the inner wall of the charging hole, and the mounting plate is arranged on the inner sleeve and is detachably connected with the water jacket of the charging hole.
2. The charging port arrangement for a smelting furnace according to claim 1, wherein the charging port water jacket is provided with a mounting seat that cooperates with the mounting plate.
3. The charging port arrangement for a smelting furnace according to claim 1, further comprising: the mounting plate is provided with a mounting hole, and the mounting plate penetrates through the mounting hole and is detachably connected with the water jacket of the charging hole.
4. The charging port arrangement for a smelting furnace according to claim 1, wherein the inner sleeve is a clearance fit within the charging port.
5. A smelting furnace characterized by comprising a charging port arrangement for a smelting furnace according to any one of claims 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901435.1A CN108917404B (en) | 2018-08-09 | 2018-08-09 | Charging hole device for smelting furnace and smelting furnace with charging hole device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901435.1A CN108917404B (en) | 2018-08-09 | 2018-08-09 | Charging hole device for smelting furnace and smelting furnace with charging hole device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108917404A CN108917404A (en) | 2018-11-30 |
| CN108917404B true CN108917404B (en) | 2024-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810901435.1A Active CN108917404B (en) | 2018-08-09 | 2018-08-09 | Charging hole device for smelting furnace and smelting furnace with charging hole device |
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| Country | Link |
|---|---|
| CN (1) | CN108917404B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54119303A (en) * | 1978-03-09 | 1979-09-17 | Babcock Hitachi Kk | Raw material feed pipe |
| CN102538472A (en) * | 2012-03-16 | 2012-07-04 | 中国恩菲工程技术有限公司 | Charging hole device for metallurgical furnace |
| CN102564139A (en) * | 2012-03-16 | 2012-07-11 | 中国恩菲工程技术有限公司 | Feeding port device for metallurgical furnace |
| CN102706167A (en) * | 2012-06-19 | 2012-10-03 | 中国恩菲工程技术有限公司 | Charging opening device for metallurgical furnace |
| CN206858632U (en) * | 2017-06-12 | 2018-01-09 | 中条山有色金属集团有限公司 | A kind of bottom convertor charge door water jacket |
| CN208818000U (en) * | 2018-08-09 | 2019-05-03 | 中国恩菲工程技术有限公司 | Charging hole device for smelting furnace and the smelting furnace with it |
-
2018
- 2018-08-09 CN CN201810901435.1A patent/CN108917404B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54119303A (en) * | 1978-03-09 | 1979-09-17 | Babcock Hitachi Kk | Raw material feed pipe |
| CN102538472A (en) * | 2012-03-16 | 2012-07-04 | 中国恩菲工程技术有限公司 | Charging hole device for metallurgical furnace |
| CN102564139A (en) * | 2012-03-16 | 2012-07-11 | 中国恩菲工程技术有限公司 | Feeding port device for metallurgical furnace |
| CN102706167A (en) * | 2012-06-19 | 2012-10-03 | 中国恩菲工程技术有限公司 | Charging opening device for metallurgical furnace |
| CN206858632U (en) * | 2017-06-12 | 2018-01-09 | 中条山有色金属集团有限公司 | A kind of bottom convertor charge door water jacket |
| CN208818000U (en) * | 2018-08-09 | 2019-05-03 | 中国恩菲工程技术有限公司 | Charging hole device for smelting furnace and the smelting furnace with it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108917404A (en) | 2018-11-30 |
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