CN111922307A - Molten steel pre-cooling device for high-speed continuous casting machine - Google Patents
Molten steel pre-cooling device for high-speed continuous casting machine Download PDFInfo
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- CN111922307A CN111922307A CN202010699024.6A CN202010699024A CN111922307A CN 111922307 A CN111922307 A CN 111922307A CN 202010699024 A CN202010699024 A CN 202010699024A CN 111922307 A CN111922307 A CN 111922307A
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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
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/112—Treating the molten metal by accelerated cooling
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Abstract
The invention belongs to the technical field of continuous casting machines, and particularly relates to a molten steel pre-cooling device for a high-speed continuous casting machine, which comprises a cooling box, wherein a box cover is fixedly arranged at the upper end of the cooling box, symmetrical fixing mechanisms are fixedly arranged at two ends of the box cover, a feeding pipe is fixedly arranged at the upper end of the box cover, a discharging pipe is fixedly arranged on the lower side wall of the cooling box, a motor is fixedly arranged at the upper end of the box cover, a rotating rod is longitudinally arranged in the cooling box, and the rotating rod is rotatably connected with the side wall of the box cover through a first bearing, so that the molten steel in the water box can be efficiently cooled, later-stage crystallization is facilitated, a small amount of crystals attached to the inner wall of the cooling box are effectively treated, a large amount of crystals are prevented from.
Description
Technical Field
The invention relates to the technical field of continuous casting machines, in particular to a molten steel pre-cooling device for a high-speed continuous casting machine.
Background
As is well known, continuous casting equipment generally comprises a steel ladle, a rotary tower, a tundish, a crystallizer, a secondary cooling section, a withdrawal and straightening unit and the like, and the process of solidifying molten steel is as follows: cooling molten steel, forming crystal nucleus, growing crystal nucleus and completely solidifying. Generally, the more nuclei formed at the initial stage of solidification, the finer the crystal grains after solidification of molten steel, and the better the steel quality, and thus relates to a molten steel precooling apparatus.
The cooling device in the prior art has poor cooling effect, can not carry out high-efficiency cooling to the molten steel of putting into fast, influences the crystallization of molten steel, and the molten steel can produce a small amount of crystalline solid because of the cooling in cooling device's inside, and partial crystalline solid can be attached to cooling device's inner wall, piles up in a large number after, can influence heat-conduction, slows down cooling device's cooling rate.
Disclosure of Invention
The invention aims to provide a molten steel pre-cooling device for a high-speed continuous casting machine, which aims to solve the problems that the conventional cooling device provided in the background art has poor cooling effect on molten steel, cannot rapidly cool the molten steel, and a small amount of crystals generated in the cooling process are easy to adhere to the inner wall of the device, so that the cooling effect of the cooling device is influenced by a large amount of accumulated crystals.
In order to achieve the purpose, the invention provides the following technical scheme: a molten steel precooling device for a high-speed continuous casting machine comprises a cooling box, wherein a box cover is fixedly arranged at the upper end of the cooling box, symmetrical fixing mechanisms are fixedly arranged at two ends of the box cover, a feeding pipe is fixedly arranged at the upper end of the box cover, a discharging pipe is fixedly arranged on the lower side wall of the cooling box, a motor is fixedly arranged at the upper end of the box cover, a rotating rod is longitudinally arranged in the cooling box and rotatably connected with the side wall of the box cover through a first bearing, the upper end of the rotating rod penetrates through the side wall of the box cover to extend to the upper end and is fixedly connected with the output end of the motor, stirring rods which are uniformly distributed are fixedly arranged on the rod wall of the rotating rod, a U-shaped frame is fixedly arranged at the left end of the rotating rod, the right end of the U-shaped frame is fixedly connected with the side wall of the rotating rod, the right side wall of the mounting plate is fixedly connected with the left side wall of the U-shaped frame, the left end of the mounting plate is longitudinally provided with a cleaning brush, the left side wall of the cleaning brush is in contact connection with the inner wall of the cooling box, the right side wall of the cleaning brush is fixedly connected with the left side wall of the mounting plate, the U-shaped frame is internally provided with a cavity, the cavity is internally and fixedly provided with an installation mechanism, the right side wall of the mounting plate is provided with a groove, the groove is internally provided with a symmetrical installation groove, two ends of the cooling box are longitudinally provided with symmetrical brackets, one ends adjacent to the two brackets are fixedly connected with the outer wall of the cooling box, the bracket is longitudinally provided with a reciprocating lead screw, the lower end of the reciprocating lead screw is rotatably connected with the inner wall of the bracket through a second bearing, and the upper end of the reciprocating lead screw penetrates through the upper side, the fixed two first belt pulleys that are provided with in upper end of bull stick pole wall, two the upper end of reciprocal lead screw pole wall is all fixed the cup joint has the second belt pulley, two first belt pulley all rotates between belt and two second belt pulleys to be connected, two the equal threaded connection of pole wall of reciprocal lead screw has the slider, two the one end that the slider deviates from all with the inner wall sliding connection of support, two the adjacent one side of slider is all fixed and is provided with radiator fan, the fixed water cooling body that is provided with of lower extreme of cooler bin.
Preferably, the fixing mechanism comprises a first connecting block and a second connecting block, the first connecting block is fixedly connected with the two ends of the box cover, the second connecting block is fixedly connected with the two ends of the cooling box, and the first connecting block is fixedly connected with the second connecting block through a bolt.
Preferably, installation mechanism includes the movable plate, two the movable plate all with the lateral wall sliding connection of cavity, two the adjacent one side of movable plate is fixed jointly and is provided with the spring, two the left side wall of movable plate all is fixed and is provided with the carriage release lever, the bar mouth of symmetry is seted up at the both ends of cavity, two the lateral wall that the left end of carriage release lever runs through the bar mouth extends to the inside of recess and fixed fixture block that is provided with, two the fixture block all with joint, two between the mounting groove the right side wall of movable plate all is fixed and is provided with the stripper plate.
Preferably, the water-cooling mechanism includes the water tank, the water tank with the lower lateral wall fixed connection of cooler bin, the inside fixed water pump that is provided with of water tank, the pipe wall winding of discharging pipe is provided with the condenser pipe, the play water end of condenser pipe runs through the right side wall of water tank and extends to the inside of water tank, the end of intaking of condenser pipe run through the right side wall of water tank extend to the inside of water tank and with between the water pump fixed connection.
Preferably, a protective shell is fixedly arranged outside the motor.
Preferably, an exhaust pipe is fixedly arranged at the left end of the upper side wall of the box cover.
Preferably, symmetrical support frames are fixedly arranged at two ends of the cooling box.
Compared with the prior art, the invention has the beneficial effects that:
1) through the common cooperation of motor, first belt pulley, second belt pulley, bull stick, puddler, support, slider, radiator fan, water tank, water pump and condenser pipe, carry out the high efficiency heat dissipation cooling to the inside molten steel of water tank, the crystallization in the later stage of being convenient for.
2) Through the common cooperation of U type frame, mounting panel, cleaning brush, movable plate, spring, carriage release lever, kelly and stripper plate, stabilize fixedly to the cleaning brush, carry out effective processing to a small amount of crystals that the cooling box inner wall is adnexed, prevent that a large amount of crystals from piling up, influence cooling device to the cooling effect of molten steel.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is an enlarged schematic view of portion B of FIG. 1;
fig. 4 is an enlarged schematic structural view of a portion C in fig. 1.
In the figure: the device comprises a cooling box 1, a box cover 2, a feeding pipe 3, a discharging pipe 4, a motor 5, a rotating rod 6, a stirring rod 7, an 8U-shaped frame, a mounting plate 9, a cleaning brush 10, a support 11, a reciprocating screw rod 12, a first belt pulley 13, a second belt pulley 14, a sliding block 15, a heat radiating fan 16, a first connecting block 17, a second connecting block 18, a moving plate 19, a spring 20, a moving rod 21, a clamping rod 22, a water tank 23, a water pump 24, a condenser pipe 25 and a squeezing plate 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-4, the present invention provides a technical solution: a molten steel precooling device for a high-speed continuous casting machine comprises a cooling box 1, a box cover 2 is fixedly arranged at the upper end of the cooling box 1, symmetrical fixing mechanisms are fixedly arranged at two ends of the box cover 2, a feeding pipe 3 is fixedly arranged at the upper end of the box cover 2, a discharging pipe 4 is fixedly arranged at the lower side wall of the cooling box 1, a motor 5 is fixedly arranged at the upper end of the box cover 2, a rotating rod 6 is longitudinally arranged in the cooling box 1, the rotating rod 6 is rotatably connected with the side wall of the box cover 2 through a first bearing, the upper end of the rotating rod 6 penetrates through the side wall of the box cover 2 to extend to the upper end and is fixedly connected with the output end of the motor 5, stirring rods 7 which are uniformly distributed are fixedly arranged on the rod wall of the rotating rod 6, a U-shaped frame 8 is fixedly arranged at the left end of the rotating rod 6, the right end of the U-shaped frame 8 is fixedly connected with the side wall of the rotating rod 6, the left end of the mounting plate 9 is longitudinally provided with a cleaning brush 10, the left side wall of the cleaning brush 10 is in contact connection with the inner wall of the cooling box 1, the right side wall of the cleaning brush 10 is fixedly connected with the left side wall of the mounting plate 9, the inside of the U-shaped frame 8 is provided with a cavity, the inside of the cavity is fixedly provided with an installation mechanism, the right side wall of the mounting plate 9 is provided with a groove, the inside of the groove is provided with symmetrical installation grooves, two ends of the cooling box 1 are longitudinally provided with symmetrical brackets 11, the adjacent ends of the two brackets 11 are fixedly connected with the outer wall of the cooling box 1, the inside of the brackets 11 is longitudinally provided with a reciprocating lead screw 12, the lower end of the reciprocating lead screw 12 is rotatably connected with the inner wall of the bracket 11 through a second bearing, the upper end of the reciprocating lead screw 12 penetrates through the upper side wall of the bracket 11 and extends to the outside, the upper end of the rod wall of the rotating, the two first belt pulleys 13 are rotatably connected with the two second belt pulleys 14 through belts, the rod walls of the two reciprocating screw rods 12 are in threaded connection with sliders 15, the ends, away from the two sliders 15, of the two sliders 15 are in sliding connection with the inner wall of the support 11, heat dissipation fans 16 are fixedly arranged on the adjacent sides of the two sliders 15, and a water cooling mechanism is fixedly arranged at the lower end of the cooling box 1 to preliminarily cool molten steel so as to facilitate the rapid cooling of the molten steel;
the fixing mechanism comprises first connecting blocks 17 and second connecting blocks 18, the two first connecting blocks 17 are fixedly connected with the two ends of the box cover 2, the two second connecting blocks 18 are fixedly connected with the two ends of the cooling box 1, and the first connecting blocks 17 are fixedly connected with the second connecting blocks 18 through bolts, so that the cooling box and the box cover can be conveniently detached;
the mounting mechanism comprises moving plates 19, the two moving plates 19 are both in sliding connection with the side walls of the cavity, a spring 20 is fixedly arranged on one adjacent side of the two moving plates 19 together, moving rods 21 are fixedly arranged on the left side walls of the two moving plates 19, symmetrical strip-shaped openings are formed in the two ends of the cavity, the left ends of the two moving rods 21 penetrate through the side walls of the strip-shaped openings and extend into the grooves, clamping blocks 22 are fixedly arranged on the left sides of the two moving plates 21, the two clamping blocks 22 are clamped between the mounting grooves, extrusion plates 26 are fixedly arranged on the right side walls of the two moving plates 19, crystals attached to the inner walls of the cooling box 1 are rapidly processed, and the cooling rate of the cooling box;
the water cooling mechanism comprises a water tank 23, the water tank 23 is fixedly connected with the lower side wall of the cooling tank 1, a water pump 24 is fixedly arranged inside the water tank 23, a condensing pipe 25 is wound on the pipe wall of the discharge pipe 4, the water outlet end of the condensing pipe 25 penetrates through the right side wall of the water tank 23 and extends into the water tank 23, the water inlet end of the condensing pipe 25 penetrates through the right side wall of the water tank 23 and extends into the water tank 23 and is fixedly connected with the water pump 24, molten steel is cooled for the second time, and complete cooling is ensured;
a protective shell is fixedly arranged outside the motor 5;
an exhaust pipe is fixedly arranged at the left end of the upper side wall of the box cover 2;
two ends of the cooling box 1 are fixedly provided with symmetrical support frames.
The working principle is as follows: when the cooling device is used, molten steel is poured into the cooling device through the feeding pipe 3, the motor 5 is started, the motor 5 drives the rotating rod 6 with the lower end fixedly connected to the rotating rod 6 to rotate, the rotating rod 6 drives the stirring rod 7 with the rod wall fixedly connected to the stirring rod to stir and radiate the molten steel in the cooling box 1, the rotating rod 6 drives the rod wall first belt pulley 13 to rotate, the first belt pulley 13 drives the second belt pulley 14 to rotate through a belt, the two second belt pulleys 14 drive the reciprocating screw rods 12 to rotate, the two reciprocating screw rods 12 drive the slide blocks 15 in threaded connection with the rod wall to reciprocate up and down, the slide blocks 15 drive the heat radiating fans 16 with the side wall fixedly connected to radiate heat to the outer wall of the cooling box 1, the rotating rod 6 drives the mounting plates 9 and the cleaning brushes 10 with the side wall fixedly connected to rotate to treat crystals attached to the inner wall of the cooling box 1, when the molten steel is cooled, the molten steel is discharged through the discharging pipe 4, the, the crystallization of molten steel in later period is convenient.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A molten steel pre-cooling device for a high-speed continuous casting machine comprises a cooling box (1) and is characterized in that a box cover (2) is fixedly arranged at the upper end of the cooling box (1), symmetrical fixing mechanisms are fixedly arranged at two ends of the box cover (2), a feeding pipe (3) is fixedly arranged at the upper end of the box cover (2), a discharging pipe (4) is fixedly arranged on the lower side wall of the cooling box (1), a motor (5) is fixedly arranged at the upper end of the box cover (2), a rotating rod (6) is longitudinally arranged in the cooling box (1), the rotating rod (6) is rotatably connected with the side wall of the box cover (2) through a first bearing, the upper end of the rotating rod (6) penetrates through the side wall of the box cover (2) to extend to the upper end and is fixedly connected with the output end of the motor (5), and stirring rods (7) which are uniformly distributed are fixedly arranged on the rod wall of the rotating, the left end of the rotating rod (6) is fixedly provided with a U-shaped frame (8), the right end of the U-shaped frame (8) is fixedly connected with the side wall of the rotating rod (6), the left end of the U-shaped frame (8) is vertically provided with a mounting plate (9), the right side wall of the mounting plate (9) is fixedly connected with the left side wall of the U-shaped frame (8), the left end of the mounting plate (9) is vertically provided with a cleaning brush (10), the left side wall of the cleaning brush (10) is in contact connection with the inner wall of the cooling box (1), the right side wall of the cleaning brush (10) is fixedly connected with the left side wall of the mounting plate (9), the inside of the U-shaped frame (8) is provided with a cavity, the inside of the cavity is fixedly provided with a mounting mechanism, the right side wall of the mounting plate (9) is provided with a groove, the inside of the groove is provided with symmetrical mounting grooves, and the two ends of the cooling box (1) are, two the adjacent one end of support (11) all with the outer wall fixed connection of cooler bin (1), the inside of support (11) vertically is provided with reciprocal lead screw (12), the lower extreme of reciprocal lead screw (12) pass through the second bearing with the inner wall of support (11) rotates and is connected, the upper end of reciprocal lead screw (12) runs through the last lateral wall of support (11) and extends to the outside, the upper end of bull stick (6) rod wall is fixed and is provided with two first belt pulleys (13), two the upper end of reciprocal lead screw (12) rod wall all is fixed the second belt pulley (14) of having cup jointed, two first belt pulley (13) all rotate to be connected through between belt and two second belt pulley (14), two the equal threaded connection of rod wall of reciprocal lead screw (12) has slider (15), two the one end that slider (15) deviate from all with the inner wall sliding connection of support (11), two adjacent sides of the sliding blocks (15) are fixedly provided with radiating fans (16), and the lower end of the cooling box (1) is fixedly provided with a water cooling mechanism.
2. The molten steel pre-cooling device for a high-speed continuous casting machine according to claim 1, characterized in that: the fixing mechanism comprises a first connecting block (17) and a second connecting block (18), the first connecting block (17) is fixedly connected with the two ends of the box cover (2), the second connecting block (18) is fixedly connected with the two ends of the cooling box (1), and the first connecting block (17) is fixedly connected with the second connecting block (18) through a bolt.
3. The molten steel pre-cooling device for a high-speed continuous casting machine according to claim 1, characterized in that: installation mechanism includes movable plate (19), two movable plate (19) all with the lateral wall sliding connection of cavity, two the common fixed spring (20) that are provided with, two of one side that movable plate (19) are adjacent the left side wall of movable plate (19) is all fixed and is provided with carriage release lever (21), the bar mouth of symmetry, two are seted up at the both ends of cavity the left end of carriage release lever (21) runs through the inside that the lateral wall of bar mouth extends to the recess and fixed fixture block (22) that is provided with, two fixture block (22) all with joint, two between the mounting groove the right side wall of movable plate (19) is all fixed and is provided with stripper plate (26).
4. The molten steel pre-cooling device for a high-speed continuous casting machine according to claim 1, characterized in that: the water-cooling mechanism includes water tank (23), water tank (23) with the lower lateral wall fixed connection of cooler bin (1), the inside fixed water pump (24) that is provided with of water tank (23), the pipe wall winding of discharging pipe (4) is provided with condenser pipe (25), the play water end of condenser pipe (25) runs through the right side wall of water tank (23) and extends to the inside of water tank (23), the end of intaking of condenser pipe (25) run through the right side wall of water tank (23) extend to the inside of water tank (23) and with water pump (24) between fixed connection.
5. The molten steel pre-cooling device for a high-speed continuous casting machine according to claim 1, characterized in that: and a protective shell is fixedly arranged outside the motor (5).
6. The molten steel pre-cooling device for a high-speed continuous casting machine according to claim 1, characterized in that: an exhaust pipe is fixedly arranged at the left end of the upper side wall of the box cover (2).
7. The molten steel pre-cooling device for a high-speed continuous casting machine according to claim 1, characterized in that: symmetrical support frames are fixedly arranged at two ends of the cooling box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010699024.6A CN111922307A (en) | 2020-07-20 | 2020-07-20 | Molten steel pre-cooling device for high-speed continuous casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010699024.6A CN111922307A (en) | 2020-07-20 | 2020-07-20 | Molten steel pre-cooling device for high-speed continuous casting machine |
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| CN111922307A true CN111922307A (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010699024.6A Pending CN111922307A (en) | 2020-07-20 | 2020-07-20 | Molten steel pre-cooling device for high-speed continuous casting machine |
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| CN210825683U (en) * | 2019-09-20 | 2020-06-23 | 天津嘉创天成科技有限公司 | Thermal power plant's desulfurization effluent treatment plant with adjustable |
| CN210848199U (en) * | 2019-10-09 | 2020-06-26 | 山东鑫力能机械制造股份有限公司 | Fixed type scattered molding sand cooling equipment for producing castings |
| CN210937108U (en) * | 2019-11-18 | 2020-07-07 | 胡翠华 | Molten steel pouring device for steel smelting |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11123511A (en) * | 1997-10-22 | 1999-05-11 | Kobe Steel Ltd | Electromagnetic stirring method and electromagnetic strring device |
| JPH11179497A (en) * | 1997-12-24 | 1999-07-06 | Sumitomo Metal Ind Ltd | Tundish for casting clean steel |
| CN2452653Y (en) * | 2000-07-06 | 2001-10-10 | 郑州永通特钢有限责任公司 | Condenser and immersion type pour |
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Application publication date: 20201113 |