CN105855531A - Slag blocking system for steel smelting - Google Patents
Slag blocking system for steel smelting Download PDFInfo
- Publication number
- CN105855531A CN105855531A CN201510878755.6A CN201510878755A CN105855531A CN 105855531 A CN105855531 A CN 105855531A CN 201510878755 A CN201510878755 A CN 201510878755A CN 105855531 A CN105855531 A CN 105855531A
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- CN
- China
- Prior art keywords
- drainage screen
- machine body
- filter screen
- net
- blocking system
- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
- B22D43/001—Retaining slag during pouring molten metal
- B22D43/004—Retaining slag during pouring molten metal by using filtering means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention provides a slag blocking system for steel smelting. The slag blocking system for steel smelting comprises a machine body and a filter screen body. A frame is arranged on the periphery of the filter screen body. Handles are arranged on the frame. The machine body is provided with an upper filtering layer and a lower filtering layer. The upper filtering layer is separated from the lower filtering layer through an interlayer. A downward leakage hole is formed in the upper left corner of the interlayer. A filter screen fixing slideway is arranged in the middle of the machine body. A feeding port is formed in the upper right corner of the machine body. A discharging port is formed in the lower right corner of the machine body. Meshes of a filter screen on the upper layer are square. Compared with the prior art, the slag blocking system for steel smelting has the following beneficial effects that the sizes and shapes of the meshes are reasonably designed so that disintegrating slag distributed in molten steel can be completely blocked; in addition, the filter screen body can be taken out of the machine body so as to be cleaned or replaced, so that the cleanliness of the filter screen body is maintained; two fireproof temperature-resistant coatings are attached to the inner surface and the outer surface of the machine body correspondingly so that the service life of the slag blocking system can be prolonged; and the slag blocking system for steel smelting is simple in structure, easy to operate and convenient to clean.
Description
Technical field
The present invention is a kind of smelting iron and steel debris retaining system, belongs to smelting iron and steel technical field.、
Background technology
In prior art, in steel smelting procedure, owing in tundish, MOLTEN STEEL FLOW is uneven, some places are slow, and some places are fast, and especially tundish bottom region exists sluggish molten steel stagnant wake so that inclusion floating difficulty.In order to substantially effectively utilize tundish volume, promote inclusion floating, people generally arrange a debris retaining system in tundish, traditional debris retaining system is generally plane body of wall, it is not provided with on body of wall or a steel outlet hole is only set, arrange unreasonable, in actual use, cannot flow to by reasonable layout molten steel, the flow trace of molten steel can not be effectively improved, easily making turbulent diffusion cause surface wave that slag is involved in molten steel, some residues are difficult to be removed by clean blocking, it is difficult to meet Production requirement.
Summary of the invention
The deficiency existed for prior art, it is an object of the present invention to provide a kind of smelting iron and steel debris retaining system, and to solve the problem proposed in above-mentioned background technology, the present invention is easy to use, it is simple to operation, good stability, and reliability is high.
To achieve these goals, the present invention is to realize by the following technical solutions: a kind of smelting iron and steel debris retaining system, including body and drainage screen main body, described drainage screen main body is made up of upper level filter net and lower floor's drainage screen, described upper level filter net and lower floor's drainage screen are formed by netting hole, described drainage screen main body surrounding is provided with frame, it is provided with handle on described frame, filter course and lower filter course on described body, described upper filter course and lower filter course are by interlayer separately, it is provided with lower small opening on the described interlayer upper left corner, drainage screen ground way it is provided with in the middle of described body, the described body upper right corner is provided with charging aperture, the lower right corner of described body is provided with discharging opening.
Further, the net hole of described upper level filter net is shaped as square, and the net hole of described lower floor drainage screen is shaped as regular hexagon.
Further, the length of side in the net hole of described upper level filter net is 1.2cm, a diameter of 8mm in the net hole of described lower floor drainage screen.
Further, the material of described drainage screen main body is a kind of refractory fibrous material.
Further, the material of described body is a kind of dolomite.
Further, the inner surface of described body and outer surface are respectively with one layer of fire prevention heat-resistant layer.
Beneficial effects of the present invention: a kind of smelting iron and steel debris retaining system of the present invention, the appropriate design of the net hole size shape of upper level filter net and lower floor's drainage screen, the disintegrating slag in molten steel can be will be distributed over and block except clean, and molten steel carries out the debris retaining of twice, disintegrating slag is made to block remove more thorough, improve MOLTEN STEEL FLOW track simultaneously, pushing off the slag effect is more preferable, and drainage screen main body can take out from body, it is carried out or changes, keep the cleaning of drainage screen main body, body inner surface and outer surface respectively can increase the service life of the present invention with one layer of fire prevention heatproof coating, present configuration is simple, simple to operate, convenient cleaning, production cost is low, safety is higher.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, the other features, objects and advantages of the present invention will become more apparent upon:
Fig. 1 is the structural representation of the present invention a kind of smelting iron and steel debris retaining system；
Fig. 2 is the drainage screen main body schematic diagram of the present invention a kind of smelting iron and steel debris retaining system；
In figure: under 2-drainage screen main body, 3-upper level filter net, 4-lower floor drainage screen, 5-frame, 6-handle, the upper filter course of 7-, 8-, under filter course, 9-interlayer, 11-, small opening, 13-discharging opening, 14-net hole.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with detailed description of the invention, the present invention is expanded on further.
nullRefer to Fig. 1、Fig. 2，The present invention provides a kind of technical scheme: a kind of smelting iron and steel debris retaining system，Including body and drainage screen main body 2，Drainage screen main body 2 is made up of upper level filter net 3 and lower floor's drainage screen 4，Upper level filter net 3 and lower floor's drainage screen 4 are made up of net hole 14，Drainage screen main body 2 surrounding is provided with frame 5，Handle 6 it is provided with on frame 5，Filter course 7 and lower filter course 8 on body，Upper filter course 7 and lower filter course 8 are by interlayer 9 separately，Lower small opening 11 it is provided with on interlayer 9 upper left corner，Drainage screen ground way it is provided with in the middle of body，The body upper right corner is provided with charging aperture，The lower right corner of body is provided with discharging opening，The net hole 14 of upper level filter net 3 is shaped as square，The net hole 14 of lower floor's drainage screen 4 is shaped as regular hexagon，The length of side in the net hole 14 of upper level filter net 3 is 1.2cm,A diameter of 8mm in the net hole 14 of lower floor's drainage screen 4，The material of drainage screen main body 2 is a kind of refractory fibrous material，The material of body is a kind of dolomite，The inner surface of body and outer surface are respectively with one layer of fire prevention heatproof coating.
nullDetailed description of the invention: during use，Molten steel is inputted from charging aperture，Filter course 7 in entrance，Upper level filter net 3 through drainage screen main body 2，Carry out debris retaining，Filter course 8 under lower floor are flowed into again from lower small opening 11，Through lower floor's drainage screen 4，Carry out second time debris retaining，Finally the molten steel carrying out debris retaining is discharged from discharging opening 13，Drainage screen main body 2 can carry out being fixed on the centre position of body from drainage screen ground way，And the appropriate design of net hole 14 size shape of the upper level filter net 3 of the present invention and lower floor's drainage screen 4，The disintegrating slag in molten steel can be will be distributed over block except clean，And molten steel carries out the debris retaining of twice，Disintegrating slag is made to block remove more thorough，Improve MOLTEN STEEL FLOW track simultaneously，Make debris retaining effect more preferable，And drainage screen main body 2 can take out from body，It is carried out or changes，Keep the cleaning of drainage screen main body 2，Body inner surface and outer surface respectively can increase the service life of the present invention with one layer of fire prevention heatproof coating，Present configuration is simple，Simple to operate，Convenient cleaning，Production cost is low，Safety is higher.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described, to those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in the present invention.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (6)
1. a smelting iron and steel debris retaining system, including body and drainage screen main body (2), it is characterized in that: described drainage screen main body (2) is made up of upper level filter net (3) and lower floor's drainage screen (4), described upper level filter net (3) and lower floor's drainage screen (4) are made up of net hole (14), described drainage screen main body (2) surrounding is provided with frame (5), handle (6) it is provided with on described frame (5), described body is by upper filter course (7) and lower filter course (8), described upper filter course (7) and lower filter course (8) are by interlayer (9) separately, lower small opening (11) it is provided with on described interlayer (9) upper left corner, drainage screen ground way it is provided with in the middle of described body, the described body upper right corner is provided with charging aperture, the lower right corner of described body is provided with discharging opening (13).
A kind of smelting iron and steel debris retaining system the most according to claim 1, it is characterized in that: the net hole (14) of described upper level filter net (3) is shaped as square, the net hole (14) of described lower floor drainage screen (4) is shaped as regular hexagon.
A kind of smelting iron and steel debris retaining system the most according to claim 1, it is characterized in that: the length of side in the net hole (14) of described upper level filter net (3) is 1.2cm, a diameter of 8mm in the net hole (14) of described lower floor drainage screen (4).
A kind of smelting iron and steel debris retaining system the most according to claim 1, it is characterised in that: the material of described drainage screen main body (2) is a kind of refractory fibrous material.
A kind of smelting iron and steel debris retaining system the most according to claim 1, it is characterised in that: the material of described body is a kind of dolomite.
A kind of smelting iron and steel debris retaining system the most according to claim 1, it is characterised in that: described body inner surface and outer surface are respectively with one layer of fire prevention heatproof coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510878755.6A CN105855531A (en) | 2015-12-04 | 2015-12-04 | Slag blocking system for steel smelting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510878755.6A CN105855531A (en) | 2015-12-04 | 2015-12-04 | Slag blocking system for steel smelting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105855531A true CN105855531A (en) | 2016-08-17 |
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ID=56624342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510878755.6A Pending CN105855531A (en) | 2015-12-04 | 2015-12-04 | Slag blocking system for steel smelting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105855531A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107716908A (en) * | 2017-09-27 | 2018-02-23 | 江苏晶王新材料科技有限公司 | A kind of molten steel part flow arrangement with filtering function |
| CN112626304A (en) * | 2020-12-03 | 2021-04-09 | 马鞍山瑞恒精密制造有限公司 | Sliding water gap device for blocking slag of converter |
| CN112646950A (en) * | 2019-10-11 | 2021-04-13 | 华林特钢集团有限公司 | Slag blocking system device for iron and steel smelting |
-
2015
- 2015-12-04 CN CN201510878755.6A patent/CN105855531A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107716908A (en) * | 2017-09-27 | 2018-02-23 | 江苏晶王新材料科技有限公司 | A kind of molten steel part flow arrangement with filtering function |
| CN112646950A (en) * | 2019-10-11 | 2021-04-13 | 华林特钢集团有限公司 | Slag blocking system device for iron and steel smelting |
| CN112626304A (en) * | 2020-12-03 | 2021-04-09 | 马鞍山瑞恒精密制造有限公司 | Sliding water gap device for blocking slag of converter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160817 |