CN217230788U - Blast furnace slag cooling and water pumping device - Google Patents
Blast furnace slag cooling and water pumping device Download PDFInfo
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- CN217230788U CN217230788U CN202123031304.9U CN202123031304U CN217230788U CN 217230788 U CN217230788 U CN 217230788U CN 202123031304 U CN202123031304 U CN 202123031304U CN 217230788 U CN217230788 U CN 217230788U
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- water
- slag
- fetching
- blast furnace
- supply pipeline
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Abstract
The utility model discloses a blast furnace slag cooling and water fetching device, which relates to the field of auxiliary mechanical equipment of a reaction furnace and comprises a slag pit, wherein the top of the slag pit is provided with a slag turning platform, and an operator can turn slag in the slag pit on the slag turning platform by arranging a slag turning channel on the slag turning platform; turn over sediment platform bottom simultaneously and be provided with a plurality of pipelines of fetching water, the center in the directional sediment hole of delivery port of a plurality of pipelines of fetching water, and a plurality of pipelines of fetching water equidistant distribution, the opposite side in the directional sediment hole of pipeline slope or level of fetching water, make the rivers that pipeline of fetching water erupted form the parabola, thereby increase the scope of fetching water and the pressure of fetching water, remote slag face has been overcome, the refrigerated problem of unable fetching water, make blast furnace slag fully absorb moisture at cooling process, reduce the temperature and reach the standard value of sediment rubble product, the operating efficiency is improved, reduce the cost, reduce artifical intensity of labour, reduce use cost simultaneously.
Description
Technical Field
The utility model belongs to the field of auxiliary machinery equipment of reaction furnaces, in particular to a blast furnace slag cooling and water-fetching device.
Background
The pipe diameter of the main pipe for fetching water is longer, the fetching water pressure is not enough, and the diameter of the pipe orifice of the fetching water is in a linear or downward-throwing shape, so that the blast furnace slag is cooled by water at a position far away from the slag surface to form a high-temperature area, the slag surface with a wide slag surface can not be adequately fetched, the high-temperature red slag phenomenon still exists in the cold slag processing process of the engineering mechanical equipment, the service life of the mechanical equipment is shortened, and meanwhile, the red slag phenomenon can cause certain influence on the health of operators.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide a blast furnace slag cooling and water-fetching device.
The utility model discloses the technical scheme who adopts does:
the utility model provides a blast furnace slag cooling device of fetching water, includes the slag hole, and the slag hole top is provided with turns over the sediment platform, turns over and has seted up on the sediment platform and turn over the sediment passageway, turns over sediment platform bottom and is provided with a plurality of pipelines of fetching water, the directional center of slag hole of the delivery port of a plurality of pipelines of fetching water, and a plurality of pipelines of fetching water equidistant distribution.
Optionally, slag stopping walls are arranged around the slag pit, and the slag turning platform stretches across the top of the slag stopping walls.
Optionally, a secondary water supply pipeline is installed at the bottom of the slag turning platform, and the plurality of water fetching pipelines are connected to the secondary water supply pipeline.
Optionally, the water fetching pipeline comprises a water inlet section, a connecting elbow and a water outlet section, one end of the water inlet section is connected with the secondary water supply pipeline, the other end of the water inlet section is connected with one end of the connecting elbow, the other end of the connecting elbow is welded with one end of the water outlet section, and the other end of the water outlet section points to the center of the slag pit.
Optionally, the secondary water supply pipeline is connected with the primary water supply pipeline, and a control valve is installed on the secondary water supply pipeline.
Optionally, the control valve is a remote control electric valve.
Optionally, the remote-controlled electrically operated valve is an electrically operated butterfly valve.
Optionally, the primary water supply pipeline is arranged at the bottom of the slag turning platform in the same direction, and the secondary water supply pipeline is arranged in parallel with the primary water supply pipeline.
Optionally, the water inlet section and the water outlet section are both stainless steel pipes of DN65, and the connection among the water inlet section, the connecting elbow and the water outlet section is flange connection.
The utility model has the advantages that:
the utility model provides a blast furnace slag cooling and water pumping device, which is characterized in that a slag turning channel is arranged on a slag turning platform, so that an operator can turn slag in a slag pit on the slag turning platform; turn over sediment platform bottom simultaneously and be provided with a plurality of pipelines of fetching water, the directional center of sediment hole of delivery port of a plurality of pipelines of fetching water, and a plurality of pipelines of fetching water equidistant distribution, through the pipeline of fetching water change into the pipeline of fetching water of one row of little pipe diameter from the pipeline of sending water of big pipe diameter, and the opposite side of the directional sediment hole of pipeline slope or level of fetching water, make the rivers that pipeline of fetching water erupts form the parabola, thereby increase the scope of fetching water and the pressure of fetching water, remote slag face has been overcome, the unable refrigerated problem of fetching water, make the high furnace slag fully absorb moisture at cooling process, reduce the temperature and reach the standard value of sediment rubble product, the operating efficiency is improved, reduce the cost, reduce the labor intensity, reduce use cost simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic half-section view of the present invention.
Fig. 3 is a schematic plan view of the distribution of the water supply pipe of the present invention.
Fig. 4 is a schematic side view of the distribution of the water supply pipe of the present invention.
In the figure: 1-slag pit, 11-slag wall, 2-slag turning platform, 21-slag turning channel, 3-primary water supply pipeline, 4-secondary water supply pipeline, 41-control valve, 5-water fetching pipeline, 51-water inlet section, 52-connecting elbow and 53-water outlet section.
Detailed Description
In the present embodiment, as shown in fig. 1 and 2, a blast furnace slag cooling and watering device is characterized in that: including slag pit 1, slag pit 1 top is provided with turns over sediment platform 2, and through having seted up on turning over sediment platform 2 and turning over sediment passageway 21, operating personnel can turn over the sediment on turning over sediment platform 2 and handle the blast furnace slag in the slag pit 1.
In this embodiment, as shown in fig. 1, turn over and seted up on the sediment platform 2 and turn over sediment passageway 21, turn over 2 bottoms of sediment platform and be provided with a plurality of pipelines of fetching water 5, a plurality of the directional center of sediment hole 1 of the delivery port of pipeline of fetching water 5, and a plurality of pipelines of fetching water 5 equidistant distribution, through the pipeline of fetching water 5 from the water supply pipeline of big pipe diameter change into the pipeline of fetching water of one row of little pipe diameter, and the opposite side of pipeline of fetching water 5 slope or the directional sediment hole of level, make the rivers that pipeline of fetching water 5 erupts form the parabola, thereby increase the scope of fetching water and the pressure of fetching water, remote slag face has been overcome, the refrigerated problem of can't fetching water, make blast furnace slag fully absorb moisture at cooling process, reduce the standard value that the temperature reaches sediment rubble product, the operating efficiency has been improved, reduce the cost, reduce artifical intensity of labour, reduce use cost simultaneously.
In the embodiment, as shown in fig. 1, slag blocking walls 11 are arranged around the slag pit 1, the slag turning platform 2 is arranged across the top of the slag blocking walls 11, and the slag blocking walls 11 are used for isolating the blast furnace slag from the external environment and cooling water of the blast furnace slag.
In the embodiment, as shown in fig. 2, a secondary water supply pipeline 4 is installed at the bottom of the slag turning platform 2, a plurality of water fetching pipelines 5 are connected to the secondary water supply pipeline 4, and the pipe diameter of each water fetching pipeline 5 is smaller than that of the secondary water supply pipeline 4.
In this embodiment, as shown in fig. 4, the water fetching pipe 5 includes a water inlet section 51, a connecting elbow 52 and a water outlet section 53, one end of the water inlet section 51 is connected to the secondary water supply pipe 4, the other end of the water inlet section 51 is connected to one end of the connecting elbow 52, the other end of the connecting elbow 52 is welded to one end of the water outlet section 53, and the other end of the water outlet section 53 points to the center of the slag pit 1.
In this embodiment, as shown in fig. 2 to 4, the primary water supply pipeline 3 is arranged at the bottom of the slag turning platform 2 in the same direction, the secondary water supply pipeline 4 is arranged in parallel with the primary water supply pipeline 3, the primary water supply pipeline 3 is a high-pressure water pipe, and the nominal diameter of the primary water supply pipeline 3 is larger than that of the secondary water supply pipeline 4.
In the embodiment, as shown in fig. 3 to 4, the secondary water supply pipeline 4 is connected to the primary water supply pipeline 3, the control valve 41 is installed on the secondary water supply pipeline 4, and the control valve 41 is used for opening the connection between the primary water supply pipeline and the secondary water supply pipeline when the blast furnace slag in the slag pit 1 needs to be cooled by water, so that the water in the primary water supply pipeline 3 flows to the secondary water supply pipeline 4.
In this embodiment, the control valve 41 is a remote control electric valve.
In this embodiment, the remote-controlled electrically operated valve is specifically an electrically operated butterfly valve.
In this embodiment, specifically, the water inlet section 51 and the water outlet section 53 are both stainless steel tubes of DN65, the connection among the water inlet section 51, the connecting elbow 52 and the water outlet section 53 is flange connection, and the nominal diameter of the secondary water supply pipeline 4 is greater than the nominal diameter of the water supply pipeline 5.
The cooling treatment method of the blast furnace slag, which is applied by the utility model, comprises the following steps:
a. primary slag turning: pouring blast furnace slag discharged from the furnace 1 into the slag pit 1, naturally cooling in the air for 30-40 min, and beating water to the dry shell stack on the slag layer, so that the water accumulated on the surface of the blast furnace slag is 0.8-1.2 cm, and naturally evaporating the accumulated water to dryness; when the dried shell pile after being watered still has red slag, supplementing water to the dried shell pile, and naturally evaporating accumulated water to dryness; when no dry shell stack exists on the slag layer, directly watering the surface of the slag layer to ensure that the surface of the blast furnace slag is accumulated with water of 0.8-1.2 cm, and continuously naturally evaporating the accumulated water to dryness; during the water pouring period, the width of the slag receiving surface is wider and is 11-13 meters away from the slag turning platform 2, the water falling point in the visual water pouring range is 10-11 meters away from the slag turning platform 2, the water pouring range and the water pouring pressure are improved by changing the water pouring pipeline 5 from a large-pipe-diameter water feeding pipeline into a row of small-pipe-diameter water pouring pipelines, the poured water can form a parabola to increase the water pouring range, and the water flow in the water pouring pipeline 5 can fall 10-11 meters away from the slag turning platform 2 to fully cool hot splashing slag.
b. And (3) turning over slag for two to six times: b, pouring the blast furnace slag discharged from the furnace onto the surface of the blast furnace slag subjected to the last slag turning and cooling, wherein the rest operation methods are the same as the step a;
c. and (3) turning over slag and cooling for the last time: pouring blast furnace slag discharged from the furnace onto the surface of the blast furnace slag subjected to the last slag turning cooling, naturally cooling the blast furnace slag in the air for 40-50 min, and then pouring water into the dry shell stack to ensure that the water accumulated on the surface of the blast furnace slag is 0.8-1.2 cm, and naturally evaporating the accumulated water to dryness; when the dried shell pile after being watered still has red slag, supplementing water to the dried shell pile, and naturally evaporating accumulated water to dryness; and finally, performing centralized pushing and digging treatment, when no dry shell stack exists on the slag layer, directly watering the surface of the slag layer to ensure that the surface of the blast furnace slag is accumulated with water of 0.8-1.2 cm, naturally evaporating the accumulated water to dryness, and finally performing centralized pushing and digging treatment.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (9)
1. The utility model provides a blast furnace slag cooling device of fetching water, its characterized in that includes pit (1), pit (1) top is provided with turns over sediment platform (2), turn over and seted up on sediment platform (2) and turn over sediment passageway (21), it is provided with a plurality of pipelines of fetching water (5) to turn over sediment platform (2) bottom, and is a plurality of the center of the directional pit (1) of delivery port of pipeline of fetching water (5), and a plurality of pipelines of fetching water (5) equidistant distribution.
2. The blast furnace slag cooling and water fetching device according to claim 1, wherein a slag stopping wall (11) is arranged around the slag pit (1), and the slag turning platform (2) is arranged on the top of the slag stopping wall (11) in a crossing manner.
3. The blast furnace slag cooling and water fetching device according to claim 2, wherein a secondary water supply pipeline (4) is installed at the bottom of the slag overturning platform (2), and a plurality of the water fetching pipelines (5) are connected to the secondary water supply pipeline (4).
4. The blast furnace slag cooling and water fetching device according to claim 3, wherein the water fetching pipeline (5) comprises a water inlet section (51), a connecting elbow (52) and a water outlet section (53), one end of the water inlet section (51) is connected with the secondary water supply pipeline (4), the other end of the water inlet section (51) is connected with one end of the connecting elbow (52), the other end of the connecting elbow (52) is connected with one end of the water outlet section (53), and the other end of the water outlet section (53) points to the center of the slag pit (1).
5. The blast furnace slag cooling and water fetching device according to claim 4, wherein the secondary water supply pipeline (4) is connected with the primary water supply pipeline (3), and the control valve (41) is installed on the secondary water supply pipeline (4).
6. The blast furnace slag cooling and water fetching device according to claim 5, wherein the control valve (41) is a remote control electric valve.
7. The blast furnace slag cooling and water fetching device of claim 6, wherein the remote control electric valve is an electric butterfly valve.
8. The blast furnace slag cooling and water fetching device according to claim 7, wherein the primary water supply pipeline (3) is arranged at the bottom of the slag overturning platform (2), and the secondary water supply pipeline (4) is arranged in parallel with the primary water supply pipeline (3).
9. The blast furnace slag cooling and water fetching device according to claim 8, wherein the water inlet section (51) and the water outlet section (53) are both stainless steel pipes of DN65, and the connection among the water inlet section (51), the connecting elbow (52) and the water outlet section (53) is flange connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123031304.9U CN217230788U (en) | 2021-12-02 | 2021-12-02 | Blast furnace slag cooling and water pumping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123031304.9U CN217230788U (en) | 2021-12-02 | 2021-12-02 | Blast furnace slag cooling and water pumping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217230788U true CN217230788U (en) | 2022-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123031304.9U Active CN217230788U (en) | 2021-12-02 | 2021-12-02 | Blast furnace slag cooling and water pumping device |
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| Country | Link |
|---|---|
| CN (1) | CN217230788U (en) |
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2021
- 2021-12-02 CN CN202123031304.9U patent/CN217230788U/en active Active
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