CN113695565A - Method and device for installing brick cup in tundish - Google Patents
Method and device for installing brick cup in tundish Download PDFInfo
- Publication number
- CN113695565A CN113695565A CN202010442854.0A CN202010442854A CN113695565A CN 113695565 A CN113695565 A CN 113695565A CN 202010442854 A CN202010442854 A CN 202010442854A CN 113695565 A CN113695565 A CN 113695565A
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- CN
- China
- Prior art keywords
- screw rod
- brick cup
- guide screw
- water gap
- pressing plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/50—Pouring-nozzles
- B22D41/52—Manufacturing or repairing thereof
Abstract
The invention provides a method and a device for installing brick tiles in a tundish, comprising the following steps: 1) penetrating a guide screw rod from the lower part of a water gap of the mounting brick cup, wherein the guide screw rod is fixedly connected with a radially extending support plate, the support plate is positioned on a water gap base, 2) sleeving the brick cup on the water gap, mounting a pressing plate and a rotating handle on the guide screw rod, and forming a screw rod pair by the rotating handle and the guide screw rod; 3) rotating the rotary handle to drive the pressing plate to move downwards along the guide screw rod, and vertically pressing the brick cup until the brick cup is pressed tightly; 4) and reversely rotating the rotary handle, disassembling the pressing plate and the rotary handle, and then removing the guide screw rod and the supporting plate to finish the installation of the brick cup. The invention improves the installation quality of the brick cup and reduces the labor intensity and operation risk of constructors.
Description
Technical Field
The invention relates to metallurgical steelmaking equipment, in particular to a method and a device for installing a brick cup in a tundish.
Background
The tundish is a transition container positioned between the ladle and the crystallizer in the steelmaking continuous casting process flow, namely molten steel in the ladle is firstly injected into the tundish, and then is injected into the crystallizer after being divided by the tundish. In the conventional brick cup installation of the tundish, most of the brick cups are sleeved on a nozzle coated with fire clay, and then constructors stand on two sides of the upper end of the brick cup and install the brick cup at a controlled position by repeatedly treading up and down; in the operation process, the problems of oblique installation of the brick cup, uneven and full internal fire clay or gaps, cracking or hidden injury of the brick cup and the like are easily caused under the influence of factors such as the weight of constructors, the trampling position, the working experience and the like, so that the steel infiltration of the brick cup is easily caused, and the safe production of steel making is influenced.
Therefore, a new method for installing the brick cup is needed, so that the brick cup is ensured to be free from damage, and the problems of installation deflection, steel infiltration of the brick cup and the like are avoided.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention provides a method and a device for installing a brick cup in a tundish, which are used for solving the problems of easy skewness and steel infiltration of the brick cup installation in the prior art.
To achieve the above and other related objects, the present invention provides a method for installing a brick cup in a tundish, comprising:
1) a guide screw rod penetrates through the lower part of a water gap of the mounting brick cup, the guide screw rod is fixedly connected with a radially extending support plate, the support plate is positioned on a water gap base,
2) sleeving a brick cup on a water gap, installing a pressing plate and a rotating handle on the guide screw rod, and forming a screw rod pair by the rotating handle and the guide screw rod;
3) rotating the rotary handle to drive the pressing plate to move downwards along the guide screw rod, and vertically pressing the brick cup until the brick cup is pressed tightly;
4) and reversely rotating the rotary handle, disassembling the pressing plate and the rotary handle, and then removing the guide screw rod and the supporting plate to finish the installation of the brick cup.
Preferably, the pressing plate of step 3) has an annular pressing surface contacting with the top surface of the brick cup.
Preferably, in the step 1), a positioning piece is arranged on the guide screw rod in a penetrating mode, and the outer diameter of the positioning piece is matched with the inner diameter of the water gap.
Preferably, before the step 1), the nozzle base and the nozzle are installed and fixed, and the outer surface of the nozzle is coated with the fire clay.
The invention also provides a brick cup installation device in a tundish, which comprises:
the supporting assembly comprises a supporting rod and a guide screw rod vertically fixed on the supporting rod, and clamping parts used for being clamped with the water gap base are arranged at two ends of the supporting rod;
the pressing assembly comprises a rotary handle and a pressing plate, the rotary handle is connected with the guide screw rod through a screw rod nut, and
the feed screw nut is connected with the pressing plate.
Preferably, the guide screw rod is provided with a positioning piece with the outer diameter matched with the inner diameter of the water gap.
Preferably, the positioning piece is a rubber piece.
Preferably, the clamping part is a sliding block with a clamping hook, and the sliding block is arranged on the supporting rod in a sliding manner.
As described above, the method and apparatus for installing a brick cup in a tundish of the present invention have the following advantageous effects: the handle is rotated to drive the pressing plate to move downwards along the guide screw rod, the brick cup is vertically pressed until the brick cup is pressed tightly, the stress on the brick cup is uniform in the whole pressing process, so that the internal fire clay can uniformly overflow, the installation quality of the brick cup is improved, and the labor intensity and the operation risk of constructors are reduced; in addition, the installation device can ensure the coaxiality of the installation of the nozzle and the brick cup and effectively reduce the gap deviation between the nozzle and the brick cup.
Drawings
Fig. 1 shows a schematic view of a brick cup installation device in a tundish according to the invention.
Figure 2 shows a partial cross-sectional view of the tile installation device in the tundish of figure 1.
Fig. 3 is a view showing a state where a brick cup is pressed by the brick cup mounting device in the tundish of the present invention.
Description of the element reference numerals
1 rotating handle
2 pressing plate
3 guide screw rod
4 positioning piece
5 support rod
6 clamping part
7 brick cup
8 mouth of a river base
9 nozzle
31 feed screw nut
32 ball
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1 to 3. It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure, and are not used for limiting the conditions that the present disclosure can be implemented, so that the present disclosure is not limited to the technical essence, and any structural modifications, ratio changes, or size adjustments should still fall within the scope of the present disclosure without affecting the efficacy and the achievable purpose of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
As shown in fig. 1 and 2, the present embodiment provides a brick cup installation device in a tundish, which includes:
the supporting assembly comprises a supporting rod 5 and a guide screw rod 3 vertically fixed on the supporting rod 5, and clamping parts 6 used for being clamped with the water gap base are arranged at two ends of the supporting rod 5;
the pressing assembly comprises a rotating handle 1 and a pressing plate 2, wherein the rotating handle 1 is connected with the guide screw rod 3 through a screw nut 31, and the screw nut 31 is connected with the pressing plate 2.
Its installation of being convenient for of brick cup installation device of this embodiment uses, only needs can fix a position supporting component and mouth of a river mutually through above-mentioned joint portion 6, and accessible rotation handle 1 realizes during the construction that pressing plate 2 moves down along guide screw 3 to this provides decurrent pressing force.
In order to further stabilize the downward movement of the pressing plate 2, a positioning member 4 with an outer diameter matched with the inner diameter of the nozzle is arranged on the guide screw rod 3 in this embodiment. When implementing, this embodiment realizes radial positioning through setting element 4, and setting element 4 extrudes in the mouth of a river promptly, avoids leading screw 3 radially to rock, has improved the stability of construction. The positioning part 4 is a rubber part. The diameter of the positioning piece 4 of rubber in the embodiment is 1-2mm smaller than the inner diameter of the lower opening of the water gap, so that the inner cavity refractory material of the water gap is not damaged while the guide screw rod 3 is ensured not to shake.
For the convenience of clamping and positioning, the clamping part 6 in this embodiment is a sliding block with a clamping hook, and the sliding block is slidably arranged on the supporting rod 5.
The pressing plate 2 is made according to the dimensions of the brick cup, as shown in fig. 3, and may have an annular pressing surface in contact with the top surface of the brick cup 7. In this embodiment, to mount the pressing plate 2, the screw nut 31 is a ball screw nut, and as shown in fig. 2, balls 32 are provided therein, so that the pressing plate 2 is lifted up and down by the rotation of the screw nut 31.
The embodiment also provides a brick cup installation method in a tundish, which can adopt the brick cup installation device, and specifically comprises the following steps:
1) before installing the brick cup, installing a water gap component, namely installing a water gap base 8 and a water gap 9, and smearing fire clay on the outer surface of the water gap 9;
2) penetrate guide screw 3 from the below of above-mentioned mouth of a river 9, backup pad 5 is located on mouth of a river base 8, specifically can be: the clamping part 6 is adjusted in a sliding way, so that the clamping hook on the clamping part 6 is clamped on the water gap base 8, and the positioning of the supporting plate 5 is realized;
3) sleeving a brick cup 7 on a water gap 9, installing a pressing plate 2 and a rotary handle 1 on a guide screw rod 3, and forming a screw rod pair by the rotary handle 1 and the guide screw rod 3; the positioning piece 4 is sleeved on the guide screw rod 3, so that the guide screw rod 3 can be prevented from shaking, and the coaxiality of the installation of the water gap 9 and the brick cup 7 is ensured;
4) rotating the rotating handle 1 to drive the pressing plate 2 to move downwards along the guide screw rod 3, and vertically pressing the brick cup 7 until the brick cup 7 is pressed tightly;
5) and reversely rotating the rotating handle 1, disassembling the pressing plate 2 and the rotating handle 1, and then removing the guide screw rod 3 and the supporting plate 4 to finish the installation of the brick cup 7.
The embodiment can ensure the coaxiality of the installation of the tundish nozzle 9 and the brick cup 7 and effectively reduce the gap deviation between the tundish nozzle and the brick cup; the force of brick cup 7 is even, pushes down perpendicularly along direction lead screw 3, avoids brick cup 7 crooked, and makes the inside fire clay between mouth of a river 9 and brick cup 7 evenly spill over, avoids producing the space, has solved in the past and has trampled a great deal of construction problems that the brick cup produced, has improved the installation quality of brick cup 7, has reduced constructor's intensity of labour and operation risk.
Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A method for installing a brick cup in a tundish is characterized by comprising the following steps:
1) a guide screw rod penetrates through the lower part of a water gap of the mounting brick cup, the guide screw rod is fixedly connected with a radially extending support plate, the support plate is positioned on a water gap base,
2) sleeving a brick cup on a water gap, installing a pressing plate and a rotating handle on the guide screw rod, and forming a screw rod pair by the rotating handle and the guide screw rod;
3) rotating the rotary handle to drive the pressing plate to move downwards along the guide screw rod, and vertically pressing the brick cup until the brick cup is pressed tightly;
4) and reversely rotating the rotary handle, disassembling the pressing plate and the rotary handle, and then removing the guide screw rod and the supporting plate to finish the installation of the brick cup.
2. A method of installing a brick cup in a tundish according to claim 1, wherein: and 3) the pressing plate is provided with an annular pressing surface which is contacted with the top surface of the brick cup.
3. A method of installing a brick cup in a tundish according to claim 1, wherein: in the step 1), a positioning piece is arranged on the guide screw rod in a penetrating mode, and the outer diameter of the positioning piece is matched with the inner diameter of the water gap.
4. A method of installing a brick cup in a tundish according to claim 1, wherein: before the step 1), the water gap base and the water gap are installed and fixed, and fire clay is smeared on the outer surface of the water gap.
5. A brick cup installation device in a tundish is characterized in that: the tile setting device comprises:
the supporting assembly comprises a supporting rod and a guide screw rod vertically fixed on the supporting rod, and clamping parts used for being clamped with the water gap base are arranged at two ends of the supporting rod;
the pressing assembly comprises a rotating handle and a pressing plate, the rotating handle is connected with the guide screw rod through a screw rod nut, and the screw rod nut is connected with the pressing plate.
6. A tile seating arrangement in a tundish according to claim 5, wherein: and the guide screw rod is provided with a positioning piece with the outer diameter matched with the inner diameter of the water gap.
7. A tile seating arrangement in a tundish according to claim 6, wherein: the positioning piece is a rubber piece.
8. A tile seating arrangement in a tundish according to claim 5, wherein: the clamping part is a sliding block with a clamping hook, and the sliding block is arranged on the supporting rod in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010442854.0A CN113695565A (en) | 2020-05-22 | 2020-05-22 | Method and device for installing brick cup in tundish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010442854.0A CN113695565A (en) | 2020-05-22 | 2020-05-22 | Method and device for installing brick cup in tundish |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113695565A true CN113695565A (en) | 2021-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010442854.0A Pending CN113695565A (en) | 2020-05-22 | 2020-05-22 | Method and device for installing brick cup in tundish |
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| Country | Link |
|---|---|
| CN (1) | CN113695565A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1517353A (en) * | 1974-07-17 | 1978-07-12 | Stopinc Ag | Sliding gate nozzle for vessels |
| CN201361709Y (en) * | 2009-02-17 | 2009-12-16 | 武汉钢铁集团精鼎工业炉有限责任公司 | Water gap air brick fixer |
| CN201735789U (en) * | 2010-06-25 | 2011-02-09 | 鞍钢股份有限公司 | Ladle brick cup positioning device |
| CN202667639U (en) * | 2012-07-05 | 2013-01-16 | 安阳钢铁股份有限公司 | Steel ladle feeding port installing device capable of adjusting depth |
| CN203578712U (en) * | 2013-10-21 | 2014-05-07 | 河北钢铁股份有限公司唐山分公司 | Centering detection device for installation of integral submerged nozzle |
| CN203653764U (en) * | 2013-12-02 | 2014-06-18 | 龙岩市华德光电有限公司 | Gluing platform device for silicon single crystal rods |
| CN204294914U (en) * | 2014-09-05 | 2015-04-29 | 新疆八一钢铁股份有限公司 | A kind of quick replacement device of ladle nozzle brick |
| CN206584950U (en) * | 2017-01-23 | 2017-10-24 | 鸿利智汇集团股份有限公司 | A kind of LED/light source tool |
| CN207982299U (en) * | 2018-03-08 | 2018-10-19 | 台安益兴科技有限公司 | Hot charging tundish brick cup mouth of a river positioning device |
| CN210188479U (en) * | 2019-06-13 | 2020-03-27 | 济南新峨嵋实业有限公司 | Smelt mouth of a river with accurate location mounting tool and installation mechanism |
-
2020
- 2020-05-22 CN CN202010442854.0A patent/CN113695565A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1517353A (en) * | 1974-07-17 | 1978-07-12 | Stopinc Ag | Sliding gate nozzle for vessels |
| CN201361709Y (en) * | 2009-02-17 | 2009-12-16 | 武汉钢铁集团精鼎工业炉有限责任公司 | Water gap air brick fixer |
| CN201735789U (en) * | 2010-06-25 | 2011-02-09 | 鞍钢股份有限公司 | Ladle brick cup positioning device |
| CN202667639U (en) * | 2012-07-05 | 2013-01-16 | 安阳钢铁股份有限公司 | Steel ladle feeding port installing device capable of adjusting depth |
| CN203578712U (en) * | 2013-10-21 | 2014-05-07 | 河北钢铁股份有限公司唐山分公司 | Centering detection device for installation of integral submerged nozzle |
| CN203653764U (en) * | 2013-12-02 | 2014-06-18 | 龙岩市华德光电有限公司 | Gluing platform device for silicon single crystal rods |
| CN204294914U (en) * | 2014-09-05 | 2015-04-29 | 新疆八一钢铁股份有限公司 | A kind of quick replacement device of ladle nozzle brick |
| CN206584950U (en) * | 2017-01-23 | 2017-10-24 | 鸿利智汇集团股份有限公司 | A kind of LED/light source tool |
| CN207982299U (en) * | 2018-03-08 | 2018-10-19 | 台安益兴科技有限公司 | Hot charging tundish brick cup mouth of a river positioning device |
| CN210188479U (en) * | 2019-06-13 | 2020-03-27 | 济南新峨嵋实业有限公司 | Smelt mouth of a river with accurate location mounting tool and installation mechanism |
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