CN210711619U

CN210711619U - Molten iron pretreatment equipment with slag removal device

Info

Publication number: CN210711619U
Application number: CN201921732564.9U
Authority: CN
Inventors: 丁佳敏; 宁伟利; 黄小军; 宇文二卫; 秦广伟; 王朝阳; 章达懿; 孙丹娜; 陶鑫江; 丁忠良; 李洪争
Original assignee: Zhejiang Hongcheng New Energy Co Ltd; Cangzhou China Railway Equipment Manufacturing Materials Co Ltd
Current assignee: Zhejiang Hongcheng New Energy Co Ltd; Cangzhou China Railway Equipment Manufacturing Materials Co Ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-06-09
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a hot metal pretreatment equipment with slag removal device, including two crossbeams that are parallel to each other, the common slip is provided with the base on two crossbeams, be provided with hot metal bottle and the cross arm that matches with the hot metal bottle on the base, when the hot metal bottle was put on the cross arm, the upper portion opening of hot metal bottle was downward in an inclined manner, the hot metal bottle includes outer barrel and the rotatable inner barrel who installs in outer barrel, and bottom one side of outer barrel articulates on the base, still is provided with molten iron runner groove, slag charging box and slag removal device between two crossbeams; the scarfing cinder device includes the scraper blade mounting bracket and sets firmly the scraper blade on the scraper blade mounting bracket, but articulated hot-metal bottle and the hot-metal bottle on the base have the interior barrel of rotation, and remaining molten iron on the inside wall can effectively be scraped including barrel rotation in-process on the cooperation scarfing cinder device to scraper blade, has effectively avoided empting the inside wall cooling solidification of barrel including remaining molten iron behind the molten iron, has guaranteed the normal reciprocating work of hot-metal bottle.

Description

Molten iron pretreatment equipment with slag removal device

Technical Field

The utility model relates to a molten iron pretreatment equipment technical field, concretely relates to molten iron pretreatment equipment with scarfing cinder device.

Background

The molten iron pretreatment refers to a molten iron treatment process for removing impurity elements or recovering valuable elements before molten iron is added into a steel making furnace, and comprises molten iron desiliconization, desulfurization, dephosphorization, molten iron vanadium extraction, niobium extraction, tungsten extraction and the like.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the background art, the utility model aims to provide a hot metal pretreatment of water equipment with slag removal device, it has effectively solved the problem that exists among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a molten iron pretreatment device with a slag removal device comprises two beams which are parallel to each other, wherein a base is arranged on the two beams in a sliding mode, a molten iron tank with an upper opening and a cross arm matched with the molten iron tank are arranged on the base, when the molten iron tank is placed on the cross arm, the upper opening of the molten iron tank is inclined downwards, the molten iron tank comprises an outer cylinder body and an inner cylinder body which is rotatably arranged in the outer cylinder body, one side of the bottom of the outer cylinder body is hinged to the base, and a molten iron runner groove, a slag box and the slag removal device are further arranged between the two beams; the slag removal device comprises a scraper mounting frame fixedly arranged between the two cross beams, and scrapers matched with the inner barrel are fixedly arranged on the scraper mounting frame.

Furthermore, a rack and a sliding rail are fixedly arranged on the cross beam, a walking motor and a sliding groove matched with the sliding rail are arranged on the base, and a gear matched with the rack is arranged on a rotating shaft of the walking motor.

Furthermore, the cross arm is provided with an arc-shaped groove matched with the outer cylinder body.

Furthermore, the scraper blade with take and put hot metal bottle on the cross arm cooperatees, the lower edge of scraper blade supports the inside wall of interior barrel tightly.

Furthermore, the lower part of the outer cylinder body is provided with a cavity, the bottom of the outer side of the inner cylinder body is fixedly provided with a rotating shaft extending into the cavity, the end part of the rotating shaft is provided with a worm wheel, the cavity is also internally provided with a worm matched with the worm wheel, and the worm is driven by a motor.

Furthermore, a plurality of bearing rollers matched with the inner cylinder body are uniformly distributed on the inner side wall of the outer cylinder body along the circumferential direction.

Furthermore, the outside of outer barrel still is provided with upset actuating mechanism, upset actuating mechanism is including articulating the pneumatic cylinder on the base, and the flexible arm tip of pneumatic cylinder is articulated mutually with the outside bottom surface of outer barrel.

The utility model discloses following beneficial technological effect has:

the utility model discloses well used articulated hot metal bottle and hot metal bottle on the base have the interior barrel of rotation, barrel rotation in-process effectively scrapes remaining molten iron on the inside wall including the scraper blade on the cooperation scarfing cinder device, makes it flow into dedicated sediment workbin and supplies unified processing, this inside wall cooling solidification of barrel including effectively having avoided toppling over remaining molten iron after the molten iron, has guaranteed the normal reciprocating work of hot metal bottle.

Drawings

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

fig. 2 is a left side view of an embodiment of the present invention;

FIG. 3 is a schematic view of the slag scraping status of the embodiment of the present invention;

FIG. 4 is a schematic view showing the fitting state of the molten iron tank and the scraper according to the embodiment of the present invention;

fig. 5 is a schematic view of the whole structure of the slag removing device of the embodiment of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, the molten iron pretreatment apparatus with a slag removing device according to this embodiment includes two beams 1 parallel to each other, a base 2 is disposed on the two beams 1 in a sliding manner, a hot metal ladle 3 with an upper opening and a cross arm 4 matched with the hot metal ladle 3 are disposed on the base 2, when the hot metal ladle 3 is placed on the cross arm 4, the upper opening of the hot metal ladle 3 is inclined downward to facilitate the outflow of molten iron, the hot metal ladle 3 includes an outer cylinder 5 and an inner cylinder 6 rotatably disposed in the outer cylinder 5, one side of the bottom of the outer cylinder 5 is hinged on the base 2, a molten iron runner groove 7, a slag box 8 and a slag removing device 9 are further disposed between the two beams 1, the upper portions of the molten iron runner groove 7 and the slag box 8 are both provided with openings for the inflow of molten iron, and the molten iron runner groove 7 is connected to a steel making furnace or a furnace feeding tank; the slag removal device 9 comprises a scraper mounting frame 10 welded between the two cross beams 1, scrapers 11 matched with the inner barrel 6 are welded on the scraper mounting frame 10, reinforcing ribs 12 are welded on one sides of the scrapers 11, the bending resistance of the scrapers 11 is enhanced, and the preferred scrapers 11 are made of manganese steel.

The beam 1 is fixed by bolts or welded with a rack 13 and a slide rail 14, the base 2 is provided with a walking motor 15 and a slide groove matched with the slide rail 14, and a gear matched with the rack 13 is arranged on a rotating shaft of the walking motor 15.

The cross arm 4 is provided with an arc-shaped groove 25 matched with the outer cylinder body 5, so that the stability of the molten iron tank 3 in the inclined placement process is ensured.

Scraper blade 11 cooperatees with the hot metal bottle 3 of putting on cross arm 4, and the lower edge of scraper blade 11 supports the inside wall (inside wall under the vertical state) of barrel 6 in tightly, and barrel 6's inboard bottom surface (the inboard bottom surface of vertical state system) in the one end laminating of scraper blade mounting bracket 10 is kept away from to scraper blade 11, and the whole inside wall of barrel 6 is scraped completely in the assurance.

The lower part of outer barrel 5 is provided with cavity 16, the outside bottom of interior barrel 6 sets firmly the pivot 17 that extends into cavity 16, worm wheel 18 has been installed to the tip of pivot 17, worm 19 with worm wheel 18 matched with still has been installed in the cavity 16, worm 19 is driven by motor 20, cavity 16 one side has the access hole, the access hole facial make-up establishes the closing cap, along the circumference equipartition have a plurality of and interior barrel 6 matched with bearing roller 21 on the inside wall of outer barrel 5, make things convenient for the rotation of interior barrel 6, interior barrel 6 has thermal-insulated intermediate layer 22, avoid the heat of molten iron to pass through the too much loss of interior barrel 6, thermal-insulated intermediate layer 22 is ceramic fiber board.

The outside of outer barrel 5 still is provided with upset actuating mechanism, and upset actuating mechanism is including articulating the pneumatic cylinder 23 on base 2, and the flexible arm tip of pneumatic cylinder 23 is articulated mutually with the outside bottom surface of outer barrel 5.

The working process of the embodiment is as follows:

after the molten iron finishes the molten iron pretreatment process in the molten iron tank 3 (such as the molten iron blowing method or the mechanical stirring method for extracting and removing useless elements), the hydraulic cylinder 23 is controlled to extend out to push the molten iron tank 3 to enable the molten iron tank 3 to be obliquely abutted against the cross arm 4, the molten iron flows out, a molten iron runner groove 7 is arranged right below the molten iron, the molten iron enters the molten iron runner groove 7 for next production, after the molten iron is poured, a part of molten iron is remained on the inner side wall of the molten iron tank 3, the walking motor 15 is started, the walking motor 15 drives the base 2 to move until the scraping plate 11 is inserted into the molten iron tank 3 and is abutted against the inner side wall of the inner cylinder 6, the motor 20 is started, the motor 20 drives the inner cylinder 6 to rotate through the worm 19 and the worm wheel 18, for example, the molten iron tank 3 with the diameter of 2m, the preferred rotating speed of the inner cylinder 6 is 1min/r, the scraper blade 11 scrapes off the molten iron adhered to the inner side wall of the inner cylinder 6 to enable the molten iron to be close to the arc bottom of the inner side wall of the inner cylinder 6 and then flow out of the molten iron tank 3 along the inclined slope to enter the slag box 8, the molten iron in the slag box 8 can be put into the steelmaking furnace for a second time for utilization, after 1-2 circles of scraping, the rotation of the inner cylinder 6 is stopped, the walking motor 15 is controlled to drive the base 2 to be away from the scraper blade 11 and move to the initial position, the hydraulic cylinder 23 is withdrawn, the molten iron tank 3 is recovered to be vertical, the next molten iron pretreatment work is continued, in order to ensure the stability of the vertical state of the molten iron tank 3, a supporting block 24 can be welded on the base, the supporting block 24 is close to the hinge joint of the telescopic arm of the hydraulic cylinder 23 and the outer cylinder 5, when the bottom surface of the molten iron tank 3 is in contact with the supporting block 24, the molten, the normal reciprocating work of the hot metal ladle 3 is ensured.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The molten iron pretreatment equipment with the slag removal device is characterized by comprising two beams which are parallel to each other, wherein a base is arranged on the two beams in a sliding mode, a molten iron tank with an upper opening and a cross arm matched with the molten iron tank are arranged on the base, when the molten iron tank is placed on the cross arm, the upper opening of the molten iron tank is inclined downwards, the molten iron tank comprises an outer cylinder body and an inner cylinder body which is rotatably arranged in the outer cylinder body, one side of the bottom of the outer cylinder body is hinged to the base, and a molten iron runner groove, a slag box and the slag removal device are further arranged between the two beams; the slag removal device comprises a scraper mounting frame fixedly arranged between the two cross beams, and scrapers matched with the inner barrel are fixedly arranged on the scraper mounting frame.

2. The molten iron pretreatment equipment with the slag removal device according to claim 1, wherein a rack and a slide rail are fixedly arranged on the beam, a walking motor and a chute matched with the slide rail are arranged on the base, and a gear matched with the rack is arranged on a rotating shaft of the walking motor.

3. The molten iron pretreatment apparatus with a slag removal device according to claim 1, wherein the cross arm has an arc-shaped groove that is fitted with the outer cylinder.

4. The molten iron pretreatment apparatus with a slag removal device according to claim 1, wherein the scraper is engaged with a molten iron tank placed on the cross arm, and a lower edge of the scraper abuts against an inner side wall of the inner cylinder.

5. The molten iron pretreatment equipment with the slag removal device as claimed in claim 1, wherein a cavity is formed at the lower part of the outer cylinder, a rotating shaft extending into the cavity is fixedly arranged at the bottom of the outer side of the inner cylinder, a worm wheel is arranged at the end part of the rotating shaft, a worm matched with the worm wheel is further arranged in the cavity, and the worm is driven by a motor.

6. The molten iron pretreatment equipment with the slag removal device according to claim 5, wherein a plurality of bearing rollers matched with the inner cylinder are uniformly distributed on the inner side wall of the outer cylinder along the circumferential direction.

7. The molten iron pretreatment equipment with the slag removal device according to claim 1, wherein a turnover driving mechanism is further arranged outside the outer cylinder body, the turnover driving mechanism comprises a hydraulic cylinder hinged on the base, and the end part of a telescopic arm of the hydraulic cylinder is hinged with the outer bottom surface of the outer cylinder body.