CN216712153U

CN216712153U - Novel molten iron reladling station removes dust device

Info

Publication number: CN216712153U
Application number: CN202220002447.2U
Authority: CN
Inventors: 黄小东; 赵孝峰; 周长城
Original assignee: Huatian Engineering and Technology Corp MCC
Current assignee: Huatian Engineering and Technology Corp MCC
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-06-10
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses a novel molten iron reladling station dust removal device, relates to the technical field of steelmaking dust removal equipment, and aims to solve the problem that an existing reladling station dust removal cover is large and inconvenient to move; the utility model comprises a tipping device and a movable dust hood, wherein the tipping device is arranged on one side of a hot metal ladle; the movable dust hood is positioned on one side of the hot metal ladle, which is far away from the tipping device, and comprises a hood body and a track, one end of the track extends to a position between the transfer tank and the hot metal ladle, the lower end of the hood body is provided with a roller matched with the track so as to move along the track, one side of the hood body, which is close to the hot metal ladle, is provided with an opening, the width of the lower part of the hood body is greater than that of the transfer tank, and the width of the upper part of the hood body is greater than that of the hot metal ladle; when the device works, the cover body moves to a position where the track is close to one end between the transfer tank and the hot metal ladle, the transfer tank is positioned in the cover body, and the hot metal ladle is tipped towards the transfer tank by the tipping device and passes through the upper part of the opening; the utility model has the advantages of simple arrangement, smooth flow and good dust removal effect, and the cover body can freely move on the track.

Description

Novel molten iron reladling station removes dust device

Technical Field

The utility model relates to the technical field of steelmaking dust removal equipment, in particular to a novel dust removal device for a molten iron reladling station.

Background

In steel-making production, molten iron is the most important raw material, and a molten iron tank for storing and transporting the molten iron is key equipment widely adopted in a steel-making process flow. Theoretically, if continuous production in a converter is realized, continuous and stable molten iron supply is important. However, in actual production, the molten iron discharged from iron works often has the situation of production mismatching such as surplus, shortage or incomplete molten iron, and the like, and at this time, the process of the molten iron reladling station is carried out as soon as possible. The process technology can relieve mismatching of production rhythm and realize effective connection and transfer of blast furnace molten iron supply and converter steelmaking.

The molten iron reladling station process is that when the molten iron is surplus and exceeds the amount of molten iron required by the current converter steelmaking, the surplus molten iron needs to be transferred and temporarily stored through the molten iron reladling process; or when the molten iron discharged by the iron works is insufficient, the molten iron in the molten iron tank of the reladling station can be used for carrying out steel-making production, so that the whole production flow is effectively linked, the high-efficiency operation is realized, and the optimal production is achieved; generally, a tank pouring station is provided with a pit dug on the ground, a transfer tank to receive molten iron is placed in the pit, and pouring is performed from one side of the pit.

At present, along with the stricter and stricter environmental protection standards of the steel industry, each steel mill pays attention to the flue gas treatment and the standard emission, and when molten iron is poured into a ladle, a large amount of flue gas and dust are inevitably generated, so that the dust removal of a ladle pouring station is very important; the utility model has the publication number of CN207239136U and is named as an improved double-layer flue gas collecting cover of a hot metal pouring station, and discloses a two-layer structure, which enhances the flue gas collecting efficiency of a high suspension cover, but the high suspension cover is not closed at the periphery when the hot metal pot is poured, and more flue gas still overflows; the utility model discloses a be CN201906821U, in the utility model patent of a molten iron reladling station dust collector, disclose one kind with whole train and empty the dust collector that has the side suction including the device is whole covers, but this kind of device is very huge, in other words add a small-size workshop in the factory building, if it is more difficult to shift position, in addition, it adopts the torpedo car, not necessarily be suitable for to other jar types, for example dust collector size and height etc. it also is not convenient for install the device that can assist other jar types to overturn in dust collector. In summary, a new dust collector for molten iron pouring station is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel molten iron reladling station dust removal device to solve the problem that an existing dust removal cover of a reladling station is large and inconvenient to move.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel dust removal device for a molten iron pouring station comprises a tipping device and a movable dust removal cover, wherein the tipping device is installed on one side of a molten iron tank and is used for pouring molten iron in the molten iron tank into a transfer tank on the other side of the molten iron tank; the movable dust hood is positioned on one side of the hot metal ladle, which is far away from the tipping device, and comprises a hood body and a track, one end of the track extends to a position between the transfer tank and the hot metal ladle, the lower end of the hood body is provided with a roller matched with the track so as to move along the track, one side of the hood body, which is close to the hot metal ladle, is provided with an opening, the width of the lower part of the hood body is greater than that of the transfer tank, and the width of the upper part of the hood body is greater than that of the hot metal ladle; the hot metal bottle and the cover body include two kinds of operating condition, and during first operating condition, hot metal bottle and the cover body are located the both sides that shift the jar respectively, and during second operating condition, the cover body removes to the track and is close to the one end department that shifts between jar and the hot metal bottle, and shifts the jar and be located the cover internally, and the hot metal bottle is tumbled by the tipping device orientation shift jar, and passes opening upper portion.

Preferably, a tipping support is further arranged between the transfer tank and the hot metal tank, a horizontal rod is mounted at the upper end of the tipping support, a lapping groove matched with the horizontal rod is formed in one side, close to the tipping support, of the hot metal tank, and the lapping groove is clamped on the horizontal rod to serve as a support of the hot metal tank in the second working state.

Preferably, the tipping support is H-shaped, and the upper ends of the two sides of the tipping support are provided with horizontal rods.

Preferably, the hot metal ladle is placed on a rail train, brackets are arranged at two ends of the hot metal ladle, support shafts are fixedly arranged at two ends of the hot metal ladle, and the distance from the axis of the hot metal ladle to the center line of the lap joint groove is equal to the distance from the axis of the hot metal ladle to the horizontal rod.

Preferably, the tipping device includes steel structure support, the removal track, mobile winch device and lifting hook, steel structure support sets firmly and keeps away from the one side that shifts the jar at the hot metal bottle, and steel structure support's upper end extends to hot metal bottle top, the removal track sets up the upper end at steel structure support, mobile winch device cooperatees with the removal track, its direction of movement is for being moved the jar by the hot metal bottle orientation and deviating from, the lifting hook hangs in mobile winch device's below, receive and release the regulation by mobile winch device and go up and down, one side lower part that the jar was kept away from to the hot metal bottle is equipped with hangs the point, the lifting hook is used for lifting up and putting down the hot metal bottle rather than the cooperation.

Preferably, the side surface of the lower end of the cover body of the movable dust hood is provided with a baffle plate for reducing the overflow of the smoke dust.

Compared with the prior art, the utility model has the beneficial effects that:

the novel molten iron ladle station dust removal device adopts the semi-closed movable dust removal cover and is assisted by the tipping device, the arrangement is simple, the flow is smooth, the dust removal effect is good, the cover body can freely move on the track, the use is convenient, and the work outside the tipping is not influenced; in addition, only openings with different widths are needed for different molten iron tanks used in various back-flowing stations to adapt to local common tank types.

Drawings

FIG. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an operating state of the embodiment shown in FIG. 1;

FIG. 3 is a schematic view of another operating state of the embodiment shown in FIG. 1;

FIG. 4 is a left side view of the mobile dust excluding hood of the present invention;

fig. 5 is a tilt mount of the present invention.

In the figure: 1. a tipping device; 2. a hot-metal ladle; 21. tipping the support; 22. a support shaft; 3. moving the dust hood; 31. an opening; 32. and a baffle plate.

Detailed Description

As shown in fig. 1, the novel dust removing device for the molten iron pouring station comprises a tipping device 1 and a movable dust removing cover 3, wherein the tipping device 1 is installed on one side of a molten iron tank 2 and is used for pouring molten iron in the molten iron tank into a transfer tank on the other side of the molten iron tank 2; the movable dust hood 3 is positioned on one side of the molten iron tank 2, which is far away from the tipping device 1, and comprises a hood body and a track, wherein one end of the track extends to a position between the transfer tank and the molten iron tank 2, the lower end of the hood body is provided with a roller matched with the track to move along the track, one side of the hood body, which is close to the molten iron tank 2, is provided with an opening 31, the width of the lower part of the hood body is greater than that of the transfer tank, and the width of the upper part of the hood body is greater than that of the molten iron tank 2, which is shown in figure 4; the hot metal bottle 2 and the cover body comprise two working states, referring to fig. 1, during the first working state, the hot metal bottle 2 and the cover body are respectively positioned at two sides of the transfer pot, referring to fig. 3, during the second working state, the cover body moves to a position where the track is close to one end between the transfer pot and the hot metal bottle 2, the transfer pot is positioned in the cover body, the hot metal bottle 2 is tipped towards the transfer pot by the tipping device 1 and passes through the upper part of the opening 31, and thus the pouring of the hot metal is completed in the cover body, so that a semi-closed environment is formed.

As shown in fig. 1, in a preferred embodiment, a tipping support 21 is further disposed between the transfer tank and the hot metal ladle 2, and can be fixed on the ground through anchor bolts, a horizontal rod is mounted at the upper end of the tipping support 21, a lap joint groove matched with the horizontal rod is disposed on one side of the hot metal ladle 2 close to the tipping support 21, and referring to fig. 3, in a second working state, the lap joint groove is clamped on the horizontal rod to serve as a support for the hot metal ladle 2; as shown in fig. 5, the tilting support 21 may be H-shaped with horizontal bars at the upper ends of both sides thereof, which is advantageous in that the middle of the ladle 2 is not hidden when it is tilted, and further, the width of the lower portion of the opening 31 is preferably larger than that of the tilting support 21 (as shown in fig. 2 to 3).

As shown in fig. 2, the hot metal ladle 2 is placed on a rail train, brackets are arranged at two ends of the hot metal ladle 2, support shafts 22 are fixedly arranged at two ends of the hot metal ladle 2, the distance from the axis to the center line of the lap joint groove is equal to the distance from the axis to the horizontal rod, when the hot metal ladle is toppled, the support shafts 22 can be used as the axis, the hot metal ladle 2 is firstly rotated until the lap joint groove is clamped on the horizontal rod, and then the hot metal ladle is continuously tipped, namely the hot metal ladle is rotated by using the horizontal rod as the axis.

As shown in fig. 1-3, in a preferred embodiment, the tipping device 1 includes a steel structure support, a moving track, a moving hoisting device and a lifting hook, the steel structure support is fixedly arranged on the ground of one side of the hot metal ladle 2 far away from the transfer tank through anchor bolts, the upper end of the steel structure support extends to the upper side of the hot metal ladle 2, the moving track is arranged at the upper end of the steel structure support, the moving hoisting device is matched with the moving track, the moving direction of the moving track is towards and away from the transfer tank from the hot metal ladle 2, the lifting hook is hung below the moving hoisting device through a steel wire rope, the lifting is adjusted by the moving hoisting device, a hanging point is arranged at the lower part of one side of the hot metal ladle 2 far away from the transfer tank, and the lifting hook is matched with the lifting hook to lift up and put down the hot metal ladle 2.

As shown in fig. 4, the side surface of the lower end of the cover body of the mobile dust removing cover 3 can be further provided with a baffle 32 for reducing the overflow of the smoke dust.

After the molten iron tank in the factory building is hoisted to the position of the ladle dumping through the molten iron tank car or the travelling crane, the cover body of the dust removal cover is moved to the position of the second working state, the lifting hook of the tipping device assists the molten iron tank to tip over, and the molten iron in the molten iron tank is dumped into the transfer tank; during the operation of tumbling, collect the flue gas to factory building main dust removal pipeline through the dust absorption pipe of covering the body upper end in, move the dust excluding hood cover body and move to other positions after the operation of tumbling is accomplished, will shift the jar by the driving and hang to converter stokehold platform and carry out follow-up flow, accomplish a jar operation circulation of tumbling.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

The present invention is not described in detail, but is known to those skilled in the art.

Claims

1. The utility model provides a novel molten iron reladling station removes dust device which characterized in that: the device comprises a tipping device (1) and a movable dust hood (3), wherein the tipping device (1) is installed on one side of a hot metal ladle (2) and is used for pouring molten iron in the hot metal ladle into a transfer tank on the other side of the hot metal ladle (2); the movable dust hood (3) is positioned on one side, far away from the tipping device (1), of the hot metal bottle (2) and comprises a hood body and a track, one end of the track extends to a position between the transfer tank and the hot metal bottle (2), a roller matched with the track is installed at the lower end of the hood body to move along the track, an opening (31) is formed in one side, close to the hot metal bottle (2), of the hood body, the width of the lower portion of the hood body is larger than that of the transfer tank, and the width of the upper portion of the hood body is larger than that of the hot metal bottle (2); the hot metal bottle (2) and the cover body include two kinds of operating condition, and during first operating condition, hot metal bottle (2) and the cover body are located the both sides that shift the jar respectively, and during second operating condition, the cover body removes to the track and is close to the one end department that shifts between jar and hot metal bottle (2), and shifts the jar and be located the cover internally, and hot metal bottle (2) are tumbled by tipping device (1) orientation shift jar, and pass opening (31) upper portion.

2. The novel molten iron transfer station dust removing device of claim 1, characterized in that: the hot metal ladle is characterized in that a tipping support (21) is further arranged between the transfer tank and the hot metal ladle (2), a horizontal rod is installed at the upper end of the tipping support, a lapping groove matched with the horizontal rod is formed in one side, close to the tipping support (21), of the hot metal ladle (2), and the lapping groove is clamped on the horizontal rod to serve as a support of the hot metal ladle (2) in the second working state.

3. The novel molten iron transfer station dust removing device of claim 2, characterized in that: the tipping support (21) is H-shaped, and the upper ends of two sides of the tipping support are provided with horizontal rods.

4. The novel dust removing device for the molten iron transfer station according to claim 2 or 3, characterized in that: the hot metal ladle (2) is placed on a rail train, brackets are arranged at two ends of the hot metal ladle, supporting shafts (22) are fixedly arranged at two ends of the hot metal ladle (2), and the distance from the axis of the hot metal ladle to the center line of the lap joint groove is equal to the distance from the axis of the hot metal ladle to the horizontal rod.

5. The novel molten iron transfer station dust removing device of claim 1, characterized in that: tipping device (1) includes steel structure support, the removal track, removal hoisting device and lifting hook, steel structure support sets firmly keeps away from the one side of shifting the jar in hot metal bottle (2), and steel structure support's upper end extends to hot metal bottle (2) top, the removal track sets up the upper end at steel structure support, the removal hoisting device cooperatees with the removal track, its direction of movement is for being moved the jar by hot metal bottle (2) orientation and deviating from, the lifting hook hangs in the below of removal hoisting device, receive and release the regulation by the removal hoisting device and go up and down, one side lower part that the jar was kept away from to shifting in hot metal bottle (2) is equipped with hangs the point, the lifting hook is used for lifting up and putting down hot metal bottle (2) with its cooperation.

6. The novel molten iron transfer station dust removing device of claim 1, characterized in that: and a baffle (32) is arranged on the side surface of the lower end of the cover body of the movable dust hood (3) and is used for reducing the overflow of smoke dust.