CN221109877U - Casting system with long service life - Google Patents

Casting system with long service life Download PDF

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Publication number
CN221109877U
CN221109877U CN202421025472.8U CN202421025472U CN221109877U CN 221109877 U CN221109877 U CN 221109877U CN 202421025472 U CN202421025472 U CN 202421025472U CN 221109877 U CN221109877 U CN 221109877U
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chute
silicon
wall
receiving wall
bag
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CN202421025472.8U
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Chinese (zh)
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庞小栓
樊国洋
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Inner Mongolia Xinyuan Silicon Material Technology Co ltd
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Inner Mongolia Xinyuan Silicon Material Technology Co ltd
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Abstract

The utility model discloses a casting system with long service life, which comprises a silicon bag, a chute and an ingot mould, wherein the silicon bag is a circular groove, one side of the top of the silicon bag is provided with a bag mouth, and the bag mouth is in a horn shape from a feeding end to a discharging end; the feeding part of the chute is broom-shaped from the feeding end to the discharging end, and a plurality of diversion trenches are formed in the upper surface of the feeding part along the material flow direction; the ladle nozzle of the silicon ladle is positioned right above the inner wall of the material receiving wall of the chute, and the inner width of the material receiving wall of the chute exceeds the width of the discharge end of the ladle nozzle; the discharge hole of the feeding part of the chute is positioned above the ingot mould. The system can lighten the impact force of the silicon water on the ladle nozzle, the chute, the ingot mould and the like of the silicon ladle, enlarge the heat dissipation area of the silicon water, has longer service life and has higher economic benefit.

Description

Casting system with long service life
Technical Field
The utility model belongs to the technical field of melt discharge casting, and particularly relates to a casting system with long service life.
Background
At present, when a casting system operates, after the tapping of an ore smelting furnace is finished, a container for containing silicon water, namely a silicon bag, is horizontally placed on a transportation trolley and is moved to a fixed position, a bag mouth is built in the discharging direction of the silicon bag, as shown in fig. 1, the bag mouth is designed to be closed from inside to outside, a crane hooks the trunnion parts on two sides of the silicon bag through a lifting appliance to realize lifting action of the container, after the silicon bag is lifted, the silicon bag flows out to a height Wen Guishui from the bag mouth, is buffered through a chute and is then cast in a cooling ingot mould, when the ingot mould is filled, the ingot mould is moved out by the trolley and is cooled, an empty ingot mould is moved to the lower part of a chute discharging end by the trolley, and the casting process is continued until casting is finished.
Under the continuous scouring of high-temperature silicon water, slag accumulation is gradually formed on the surface of the ladle nozzle, and as the ladle nozzle adopts a closing-in design, the outlet of the ladle nozzle is narrower and even forms thinner grooves, so that the flow of the silicon water is limited, the casting efficiency is reduced, the heat dissipation area of the silicon water flowing through the ladle nozzle is reduced, and the service lives of equipment such as a silicon ladle, a chute, an ingot mold and the like in a casting system are reduced.
The silicon water flows out from the ladle nozzle, and because of the appearance of the groove at the ladle nozzle, the liquid flow of the silicon water is thinner, impact force can be formed on the surface of the chute, so that pits appear at the impact position of the silicon water on the surface of the chute, the flow area of the silicon water in the chute is limited, the casting speed is reduced, and meanwhile, the service life of the chute is reduced.
And when the silicon water falls into the ingot mould from the chute, a certain impact force can be generated, and the service life of the ingot mould is influenced. At present, in order to slow down the damage of the impact position of silicon water in an ingot mould, some silicon blocks need to be manually carried at the impact position, but the manual labor intensity is increased.
In summary, a new silicon water casting system is needed to be designed, and the service life of the system is prolonged.
Disclosure of utility model
The utility model aims to provide a casting system with long service life.
The utility model is implemented by the following technical scheme:
The utility model provides a long service life's casting system, its includes silicon package, chute, ingot mould, the silicon package is circular recess, top one side of silicon package is provided with a package mouth, the package mouth is loudspeaker form from the feed end to the discharge end, is favorable to the silicon water to scatter along the direction of package mouth and flow, has avoided long-time long-term sediment to lead to the package mouth ejection of compact position to block up, increases silicon water heat radiating area, has improved the life of silicon package, simultaneously, silicon water by loudspeaker form when package mouth falls into the chute, its impact force is also less than the impact force of the thin strand liquid stream before improving, can alleviate to the washing away of chute; the feeding part of the chute is broom-shaped from the feeding end to the discharging end, and the upper surface of the feeding part is provided with a plurality of diversion trenches along the material flow direction, so that silicon can be dispersed in the water distribution direction and divided into a plurality of streams to fall into the ingot mould, the impact force received by the ingot mould is reduced, the heat dissipation area of silicon water can be increased, and the silicon blocks can be prevented from being paved in the ingot mould, thereby reducing the labor intensity of workers; the ladle nozzle of the silicon ladle is positioned right above the inner wall of the material receiving wall of the chute, and the inner width of the material receiving wall of the chute exceeds the width of the discharge end of the ladle nozzle; and a discharge hole of the feeding part of the chute is positioned above the ingot mould.
Further, an anchoring piece is arranged on the inner wall of the ladle nozzle; the anchoring piece is V-shaped. Under high temperature molten silicon water washs, package mouth can receive thermal stress, mechanical stress etc. the setting of anchor assembly is favorable to stability promotion, effectively avoids thermal stress too big too concentrated to lead to producing the crackle, can prolong package mouth's life. The anchors may also be provided on the inner surface of the silicon bag and the inner surface of the chute.
Further, the chute has a top slot width greater than a bottom slot width; the width of the notch at the bottom of the feeding end of the chute is larger than that of the notch at the bottom of the discharging end. The method is favorable for dissipation of hot flue gas, can relieve the oxidation speed of the chute and effectively prolongs the service life of the chute.
Further, the chute comprises a receiving wall, two side walls and a chute bottom, wherein the left end and the right end of the receiving wall are respectively connected with the side walls on the left side and the right side, the left end and the right end of the chute bottom are respectively connected with the bottom ends of the side walls on the left side and the right side, the feeding end of the chute bottom is connected with the bottom end of the receiving wall, and the receiving wall, the side walls and the chute bottom are integrally formed into a four-side surrounding structure; the feeding part is connected with the discharging end of the tank bottom; the inner wall of the receiving wall is inclined from top to bottom in the material flow direction, so that the impact of silicon water on the bottom of the tank can be relieved; the top surface of the groove bottom is inclined downwards along the material flowing direction; the top surface of the diversion trench is inclined downwards along the material flow direction; the inner wall of the material receiving wall and the top surface of the tank bottom are paved with silicon carbide layers. The silicon water in the silicon bag falls into the inner wall of the material receiving wall from the bag mouth, then flows to the bottom of the tank and then flows to the feeding part, flows out from the diversion trench and finally falls into the ingot mould, and the arrangement of the silicon carbide layer can enhance the high temperature resistance, scouring resistance, oxidation resistance and other capacities of the inner wall of the material receiving wall and the top surface of the tank bottom, so that the service life of the chute is prolonged, and meanwhile, silicon carbide components cannot pollute the silicon water product.
Further, the chute further comprises a fixed shell, wherein the fixed shell is wrapped on the outer surfaces of the material receiving wall, the side wall and the tank bottom, and the bottom surface of the fixed shell is wrapped on the bottom surface of the feeding part; a pouring material layer is filled among the fixed shell, the material receiving wall, the side wall and the tank bottom; the outer surface of the side wall is provided with a plurality of fixing grooves, and the fixing grooves are filled with pouring material layers. The pouring material layer can fix the chute in the fixed shell, so that the chute is prevented from sliding in use, and the fixed shell can also play a role in protecting the outer surface of the chute.
The beneficial effects are that:
the utility model provides a casting system with long service life, which comprises a silicon bag, a chute and an ingot mould, wherein a bag mouth of the silicon bag adopts a horn mouth design, and an anchoring piece is arranged, so that the service life of the bag mouth of the silicon bag can be prolonged; the material receiving wall, the tank bottom and the feeding part of the chute are all of inclined design, so that impact force of silicon water on the chute can be relieved, and the feeding part of the chute is broom-shaped and provided with a plurality of diversion trenches, so that the silicon water in the chute is divided into a plurality of liquid flows to enter the ingot mould, and impact on the ingot mould is relieved. The system can lighten the impact force of the silicon water on the ladle nozzle, the chute, the ingot mould and the like of the silicon ladle, enlarge the heat dissipation area of the silicon water, has longer service life and has higher economic benefit.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a silicon packet in the background art;
FIG. 2 is a schematic view showing a service life of a casting system according to an embodiment;
FIG. 3 is a schematic top view of a silicon packet in an embodiment;
FIG. 4 is a schematic top view of a chute in an embodiment;
fig. 5 is a schematic side view of a chute in an embodiment.
The drawings are as follows: 10. a silicon bag; 11. a bag mouth; 12. an anchor; 20. a chute; 21. a sidewall; 22. a receiving wall; 23. a groove bottom; 24. a feeding part; 25. a diversion trench; 26. a silicon carbide layer; 27. a fixing groove; 28. pouring a material layer; 29. a fixed case; 30. ingot mould; 40. and (5) silicon water.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "middle", "upper", "lower", "left", "right", "front", "rear", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
A long life casting system, as shown in fig. 2, includes a silicon ladle 10, a chute 20, and an ingot mold 30. The ladle nozzle 11 of the silicon ladle 10 is positioned right above the inner wall of the material receiving wall 22 of the chute 20, and the inner width of the material receiving wall 22 of the chute 20 exceeds the width of the discharge end of the ladle nozzle 11; the discharge port of the feeding part 24 of the chute 20 is positioned above the ingot mould 30, and the discharge end of the feeding part 24 is level with the central line of the ingot mould 30.
As shown in fig. 3, the silicon bag 10 is a circular groove, a bag mouth 11 is arranged on one side of the top of the silicon bag 10, and the bag mouth 11 is in a horn shape from a feeding end to a discharging end and is thickened; an anchor piece 12 is arranged on the inner wall of the ladle nozzle 11; anchor 12 is V-shaped.
As shown in fig. 4 and 5, the chute 20 includes a receiving wall 22, two side walls 21, a chute bottom 23, and a feeding portion 24, wherein the left and right ends of the receiving wall 22 are respectively connected to the side walls 21 on the left and right sides, the left and right ends of the chute bottom 23 are respectively connected to the bottom ends of the side walls 21 on the left and right sides, the feeding end of the chute bottom 23 is connected to the bottom end of the receiving wall 22, and the receiving wall 22, the side walls 21, and the chute bottom 23 are integrally formed into a four-sided surrounding structure. The feeding part 24 of the chute 20 is broom-shaped from the feeding end to the discharging end, and a plurality of diversion trenches 25 are formed on the upper surface of the feeding part 24 along the material flow direction; the feeding part 24 is connected with the discharging end of the tank bottom 23. The inner wall of the receiving wall 22 is inclined from top to bottom in the material flow direction; the top surface of the groove bottom 23 is inclined downwards along the material flow direction; the top surface of the diversion trench 25 is inclined downwards along the material flow direction; the inner wall of the material receiving wall 22 and the top surface of the groove bottom 23 are both paved with silicon carbide layers 26, in this embodiment, the silicon carbide layer of the inner wall of the material receiving wall 22 is silicon carbide brick, and the silicon carbide layer of the groove bottom 23 is silicon carbide powder. The top slot width of the chute 20 is greater than the bottom slot width; the chute 20 has a feed end bottom slot width that is greater than a discharge end bottom slot width. The chute 20 further comprises a fixed shell 29, wherein the fixed shell 29 is wrapped on the outer surfaces of the material receiving wall 22, the side wall 21 and the tank bottom 23, and the bottom surface of the fixed shell 29 is wrapped on the bottom surface of the feeding part 24; the pouring material layer 28 is filled between the fixed shell 29 and the material receiving wall 22, the side wall 21 and the tank bottom 23; the outer surface of the side wall 21 is provided with a plurality of fixing grooves 27, and the fixing grooves 27 are filled with a casting material layer 28.
When the system is used, the silicon ladle 10 is lifted by a crown block and the like and moved to the position right above the inner wall of the receiving wall 22 of the chute 20, as shown in fig. 2, the ladle nozzle 11 of the silicon ladle 10 is aligned with the inner wall of the receiving wall 22, the crown block and the like are used for tilting the silicon ladle 10 to enable silicon water 40 to pour into the chute 20 from the ladle nozzle 11, flow downwards from the inner wall of the receiving wall 22 to the diversion trench 25 of the material conveying part 24 through the trench bottom 23, flow downwards from the diversion trench 25 into the ingot mold 30, the silicon water 40 falls into the central line of the ingot mold 30, the ingot mold 30 is filled with the silicon water 40 gradually and is leveled from the center to the periphery after casting for a period of time, the ingot mold 30 is moved to a cooling area, and the casting work of the ingot mold 30 is completed.
The system is not limited to the casting work of silicon water, and can be applied to casting of other molten liquid.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (5)

1. The casting system with the long service life comprises a silicon bag, a chute and an ingot mould, and is characterized in that the silicon bag is a circular groove, a bag nozzle is arranged on one side of the top of the silicon bag, and the bag nozzle is in a horn shape from a feeding end to a discharging end; the feeding part of the chute is broom-shaped from a feeding end to a discharging end, and a plurality of diversion trenches are formed in the upper surface of the feeding part along the material flow direction;
The ladle nozzle of the silicon ladle is positioned right above the inner wall of the material receiving wall of the chute, and the inner width of the material receiving wall of the chute exceeds the width of the discharge end of the ladle nozzle; and a discharge hole of the feeding part of the chute is positioned above the ingot mould.
2. A long life casting system according to claim 1, wherein the inside wall of the ladle nozzle is provided with anchors; the anchoring piece is V-shaped.
3. A long life casting system according to claim 1, wherein the chute has a top slot width greater than a bottom slot width; the width of the notch at the bottom of the feeding end of the chute is larger than that of the notch at the bottom of the discharging end.
4. A long life casting system according to claim 1 or 3, wherein the chute comprises a receiving wall, two side walls, and a tank bottom, wherein the left and right ends of the receiving wall are respectively connected with the side walls on the left and right sides, the left and right ends of the tank bottom are respectively connected with the bottom ends of the side walls on the left and right sides, the feed end of the tank bottom is connected with the bottom end of the receiving wall, and the receiving wall, the side walls, and the tank bottom are integrally formed into a four-sided surrounding structure; the feeding part is connected with the discharging end of the tank bottom; the inner wall of the material receiving wall is inclined from top to bottom in the material flowing direction; the top surface of the groove bottom is inclined downwards along the material flowing direction; the top surface of the diversion trench is inclined downwards along the material flow direction; the inner wall of the material receiving wall and the top surface of the tank bottom are paved with silicon carbide layers.
5. The long life casting system of claim 4, wherein said chute further comprises a fixed shell, said fixed shell being wrapped around the outer surfaces of said receiving wall, said side walls, and said trough bottom, said fixed shell having a bottom surface wrapped around the bottom surface of said feed section; a pouring material layer is filled among the fixed shell, the material receiving wall, the side wall and the tank bottom; the outer surface of the side wall is provided with a plurality of fixing grooves, and the fixing grooves are filled with pouring material layers.
CN202421025472.8U 2024-05-13 2024-05-13 Casting system with long service life Active CN221109877U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202421025472.8U CN221109877U (en) 2024-05-13 2024-05-13 Casting system with long service life

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202421025472.8U CN221109877U (en) 2024-05-13 2024-05-13 Casting system with long service life

Publications (1)

Publication Number Publication Date
CN221109877U true CN221109877U (en) 2024-06-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202421025472.8U Active CN221109877U (en) 2024-05-13 2024-05-13 Casting system with long service life

Country Status (1)

Country Link
CN (1) CN221109877U (en)

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