CN213624209U - Water-retaining and smoke-blocking device for blast furnace slag bin - Google Patents
Water-retaining and smoke-blocking device for blast furnace slag bin Download PDFInfo
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- CN213624209U CN213624209U CN202021841364.XU CN202021841364U CN213624209U CN 213624209 U CN213624209 U CN 213624209U CN 202021841364 U CN202021841364 U CN 202021841364U CN 213624209 U CN213624209 U CN 213624209U
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Abstract
The utility model relates to a water and smoke blocking device for a blast furnace slag bin, which belongs to the technical field of slag discharging technology of blast furnaces in metallurgical industry. The technical scheme is as follows: one side in sediment storehouse (20) is equipped with the storehouse door mouth (23) of towards the sedimentation tank of sediment rivers, is equipped with the sword on storehouse gate (23) and scrapes cloth (3) and breakwater (8), the upper end that cloth (3) were scraped to the sword is fixed on the bulkhead in sediment storehouse (20), and the lower extreme that cloth (3) were scraped to the sword is fixed on breakwater (8), and sliding connection is on storehouse gate (23) about breakwater (8) passed through wire rope (2), and the both sides in storehouse gate (23) are equipped with slide (10), are equipped with on breakwater (8) with slide (10) matched with leading wheel (4), and wire rope (2) are connected through fixed pulley (1) and hoist engine (9). The utility model has the advantages that: the slag flushing water heat exchange device can slow down the speed of the slag flushing water flow, increase the contact time of the slag flushing water and the blast furnace slag, fully perform heat exchange between the slag flushing water and the blast furnace slag, and improve the water temperature of the slag flushing water.
Description
Technical Field
The utility model relates to a water and smoke blocking device for a blast furnace slag bin, which belongs to the technical field of slag discharging technology of blast furnaces in metallurgical industry.
Background
In blast furnace iron-making production, the treatment method of the slag mainly comprises two treatment modes of dry slag and water slag, wherein the dry slag is mainly obtained by putting blast furnace slag into a dry slag pit, spraying water on the slag surface, adopting a multilayer thin-layer slag-discharging method, cooling and crushing into compact slag blocks with proper granularity; the grain slag method is to wash slag into grain slag by adopting high-pressure water or mechanical equipment, and then carry out slag-water separation, wherein the slag washing water can be recycled. According to the filtering mode of the grain slag, the filter tank filtering, the dehydration tank dehydration or the mechanical dehydration are provided. In addition, the slag treatment mode is wind and water quenching slag mode, i.e. adding a certain amount of air pressure wind into the slag flushing water, crushing and cooling the slag flow by using high pressure wind and water. When the method is used, a water distribution cylinder is required to be arranged on a blast furnace hearth, and a certain amount of air pressure air is added, so that the high pressure air and water smash the slag flow when the slag flow falls, the slag and the water are fully contacted to cool the slag, the smashed slag and the water fall into a slag bin, the slag flushing water returns to a large slag pool through a sedimentation tank and is recycled, and the slag is conveyed out and pulled away by machinery such as a forklift, a hook machine and the like after falling into the bin.
In the process of treating the slag by adopting the wind and water quenching slag mode, because the contact time of the slag flushing water and the blast furnace slag is shorter, the heat absorbed by the water from the slag is less, and therefore, the temperature of the slag flushing water is lower, and the requirement of direct heating machine for heat supply cannot be met; in addition, more steam is generated during slag flushing, and the steam directly overflows from the slag bin gate to influence the atmospheric environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a blast furnace slag storehouse manger plate keeps off smog device can slow down towards sediment velocity of water flow, increases towards the contact time of sediment water and blast furnace slag, makes towards sediment water and blast furnace slag fully carry out the heat exchange, improves towards sediment water temperature, solves the problem that exists among the background art.
The technical scheme of the utility model is that:
the utility model provides a blast furnace cinder storehouse manger plate keeps off smog device, contains the sediment storehouse and sets up slag runner and blast furnace cinder processing system in sediment storehouse top, the sediment storehouse is the storage storehouse of the flushing slag water and the slag after storage cinder processing system handles, and one side in sediment storehouse is equipped with the door opening of the storehouse of flushing slag water flow direction sedimentation tank, the storehouse door opening is the rectangle, is equipped with the sword on the door opening and scrapes cloth and breakwater, the sword is scraped the upper end of cloth and is fixed on the bulkhead in sediment storehouse, and the lower extreme of cloth is scraped to the sword and is fixed on the breakwater, and sliding connection is on the storehouse door opening about the breakwater passes through wire rope, and the both sides of door opening are equipped with the slide, are equipped with on the breakwater with slide matched with leading wheel, and wire rope passes through the.
The water baffle is a rectangular plate matched with the door opening of the bin, and the height of the water baffle is smaller than that of the door opening of the bin.
And supporting plates and rib plates are arranged on two sides of the water baffle.
The water baffle is also provided with a safety positioning mechanism, the safety positioning mechanism comprises an electric push rod and a safety pin connected with the electric push rod, and the safety pin is locked on the slide way.
The knife scraping cloth is a rectangle matched with the bin gate, a plurality of supporting rods which are horizontally arranged are arranged on the knife scraping cloth, and two ends of each supporting rod are fixed on the knife scraping cloth through circular rings respectively.
The fixed pulley and the winch are respectively fixed at the top of the slag bin.
Adopt the utility model discloses, adjust the height of breakwater through hoist engine and wire rope to the velocity of flow of control sluicing water makes the temperature of sluicing water satisfy the needs of getting hot heating. During the ascending process of the adjusting water baffle, the knife scraping cloth is folded, and during the descending process of the adjusting water baffle, the knife scraping cloth is unfolded and blocks the bin gate exposed at the upper end of the water baffle, so that the steam is prevented from overflowing.
The utility model has the advantages that: can slow down the velocity of water flow, increase the contact time of towards slag water and blast furnace slag, make towards slag water and blast furnace slag fully carry out the heat exchange, promote towards slag water temperature, satisfy the needs of getting hot heating. And the steam generated in the slag flushing process can be prevented from directly overflowing from the slag bin door to influence the atmospheric environment.
Drawings
FIG. 1 is a front view of the slag bin of the present invention;
FIG. 2 is a side view of the slag bin of the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is a side view of the present invention;
FIG. 5 is a front view of the water baffle of the present invention;
FIG. 6 is a side view of the water baffle of the present invention;
FIG. 7 is a schematic view of a blade-scraping cloth connection according to the present invention;
FIG. 8 is a schematic view of the safety positioning mechanism of the present invention;
in the figure: the device comprises a fixed pulley 1, a steel wire rope 2, a knife scraping cloth 3, a guide wheel 4, a connecting plate 5, a fixing bolt 6, a safety mechanism 7, a water baffle 8, a winch 9, a slide way 10, a supporting plate 11, a rib plate 12, a vertical plate 13, a supporting rod 14, a circular ring 15, a fixing pressing plate 16, a slag bin 20, a slag ditch 21, a blast furnace slag processing system 22, a bin gate 23, an electric push rod 71, a safety pin 72 and an electric push rod protection box 73.
Detailed Description
The invention will be further explained by way of example with reference to the accompanying drawings.
Referring to the attached drawings 1-8, a water and smoke blocking device for a blast furnace slag bin comprises a slag bin 20, a slag channel 21 arranged above the slag bin 20 and a blast furnace slag processing system 22, wherein the slag bin 20 is a storage bin for storing flushing slag water and slag after being processed by the slag processing system 22, one side of the slag bin 20 is provided with a bin gate 23 through which flushing slag water flows to a sedimentation tank, the bin gate 23 is rectangular, a knife scraping cloth 3 and a water blocking plate 8 are arranged on the bin gate 23, the upper end of the knife scraping cloth 3 is fixed on the bin wall of the slag bin 20, the lower end of the knife scraping cloth 3 is fixed on the water blocking plate 8, the water blocking plate 8 is connected on the bin gate 23 in an up-and-down sliding mode through a steel wire rope 2, slide ways 10 are arranged on two sides of the bin gate 23, a guide wheel 4 matched with the slide ways 10 is arranged on the water blocking plate 8, and the steel wire rope 2.
In this embodiment, referring to fig. 1 and 2, the blast furnace slag processing system 22 above the slag bin 20 is a wind and water quenched slag processing system, the bin gate 23 is a gate through which the slag flushing water in the slag bin 20 flows to the sedimentation tank, and the slag in the slag bin 20 can be cleaned through the bin gate 23.
Referring to fig. 3 and 4, a winch 9 is fixed on the top of a slag bin 20, a steel wire rope 2 is wound on the winch 9 and passes through a fixed pulley 1 to be fixed on a water baffle 8, and the lifting and descending of the water baffle 8 are controlled by the winch 9.
The figure shows that the guide wheels 4 are two groups, two in each group and are respectively fixed at two ends of the water baffle plate 8, and the guide wheels 4 run in the slide ways 10 and aim to guide the water baffle plate 8 to run up and down so as to prevent the water baffle plate 8 from being obliquely clamped in the slide ways 10 due to the accumulation and extrusion of slag when the blast furnace is used for deslagging.
The scraping cloth 3 of the knife is a scraping cloth of the wear-resistant knife, the upper end of the scraping cloth of the wear-resistant knife is fixed on a concrete wall above a bin gate 23, four circular rings 15 are symmetrically arranged on two sides of the scraping cloth of the wear-resistant knife, the circular rings 15 are fixed on two sides of the scraping cloth of the corrosion-resistant knife, the circular rings 15 are fixed on a supporting rod 14 and mainly used for supporting the scraping cloth of the corrosion-resistant knife so that the scraping cloth of the corrosion-resistant knife is unfolded, the lower end of the scraping cloth of the corrosion-resistant knife is fixed on the upper portion of a water baffle 8, when the water baffle 8 descends, the scraping cloth of the corrosion-resistant knife stretches out to block the exposed bin gate 23, and when.
The structure of the water baffle 8 is mainly composed of a supporting plate 11, a rib plate 12 and a vertical plate 13, the purpose is to enhance the stability of water retaining, meanwhile, the two sides are provided with connecting plates 5, the connecting plates 5 and the water baffle 8 are connected through fixing bolts 6, the water baffle 8 is convenient to disassemble and maintain, and the connecting plates 5 on the two sides are clamped in a slide way 10.
Fig. 8 shows that the safety positioning mechanism 7 comprises an electric push rod 71 and a safety pin 72, the electric push rod 71 is a known device, and after the water baffle 8 is lifted to the right position, the electric push rod 71 acts to insert the safety pin 72 into the slideway 10 to fix the water baffle 8 and prevent the water baffle 8 from falling off due to the breakage of the steel wire rope 2 in the safety positioning mechanism 7.
Claims (6)
1. The utility model provides a blast furnace slag storehouse keeps off water and keeps off smog device contains slag bin (20) and sets up slag runner (21) and blast furnace slag processing system (22) above slag bin (20), slag bin (20) are the storage storehouse of the towards slag water and slag after storage slag processing system (22) are handled, and one side of slag bin (20) is equipped with towards storehouse door mouth (23) of slag water flow to sedimentation tank, storehouse door mouth (23) are the rectangle, its characterized in that: be equipped with sword on storehouse gate (23) and scrape cloth (3) and breakwater (8), the upper end that the cloth (3) was scraped to the sword is fixed on the bulkhead of sediment storehouse (20), and the lower extreme that cloth (3) was scraped to the sword is fixed on breakwater (8), and sliding connection is on storehouse gate (23) about breakwater (8) passed through wire rope (2), and the both sides of storehouse gate (23) are equipped with slide (10), be equipped with on breakwater (8) with slide (10) matched with leading wheel (4), and wire rope (2) are connected through fixed pulley (1) and hoist engine (9).
2. The blast furnace slag bin water and smoke blocking device according to claim 1, wherein: the water baffle (8) is a rectangular plate matched with the bin gate (23), and the height of the water baffle (8) is smaller than that of the bin gate (23).
3. The blast furnace slag bin water and smoke blocking device according to claim 1 or 2, wherein: and supporting plates (11) and rib plates (12) are arranged on two sides of the water baffle (8).
4. The blast furnace slag bin water and smoke blocking device according to claim 1 or 2, wherein: the water baffle (8) is further provided with a safety positioning mechanism (7), the safety positioning mechanism (7) comprises an electric push rod (71) and a safety pin (72) connected with the electric push rod (71), and the safety pin (72) is locked on the slide way (10).
5. The blast furnace slag bin water and smoke blocking device according to claim 1, wherein: the cloth (3) is scraped to the sword for with storehouse door opening (23) assorted rectangle, is equipped with a plurality of bracing pieces (14) that are the level and arrange on the cloth (3) is scraped to the sword, and the both ends of bracing piece (14) are fixed on the cloth (3) is scraped to the sword through ring (15) respectively.
6. The blast furnace slag bin water and smoke blocking device according to claim 1, wherein: the fixed pulley (1) and the winch (9) are respectively fixed at the top of the slag bin (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021841364.XU CN213624209U (en) | 2020-08-28 | 2020-08-28 | Water-retaining and smoke-blocking device for blast furnace slag bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021841364.XU CN213624209U (en) | 2020-08-28 | 2020-08-28 | Water-retaining and smoke-blocking device for blast furnace slag bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213624209U true CN213624209U (en) | 2021-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021841364.XU Active CN213624209U (en) | 2020-08-28 | 2020-08-28 | Water-retaining and smoke-blocking device for blast furnace slag bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213624209U (en) |
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2020
- 2020-08-28 CN CN202021841364.XU patent/CN213624209U/en active Active
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