CN212761098U - Sand device is thrown to ladle - Google Patents
Sand device is thrown to ladle Download PDFInfo
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- CN212761098U CN212761098U CN202021385338.0U CN202021385338U CN212761098U CN 212761098 U CN212761098 U CN 212761098U CN 202021385338 U CN202021385338 U CN 202021385338U CN 212761098 U CN212761098 U CN 212761098U
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Abstract
The utility model relates to a sand device is thrown to ladle, the purpose is solved current artifical sand feeding in-process drainage sand and puts in the mushroom that is not normal, can't realize the drainage sand, and the ladle is from the technical problem that the rate of opening is not high and operating personnel intensity of labour is big, the technical scheme of the utility model is that: the utility model provides a sand device is thrown to ladle, includes balancing weight, haulage rope and leading wheel, wherein, still includes throws the sand fill and throws the sand pipe, the leading wheel sets up on the roof support of ladle top, haulage rope one end links to each other with the balancing weight, and the other end passes behind the leading wheel and links to each other with throwing the sand fill, throw the sand fill lower extreme and link to each other with the upper end of throwing the sand pipe, it is located the ladle mouth of a river that the inside bottom surface of buggy ladle set up directly over to throw the sand pipe. The utility model discloses can realize throwing the accurate of sand pipe and molten steel mouth of a river and put in to the accurate of neutralization drainage sand, the ladle is opened and is watered from the rate of opening and reach more than 99%, provides the guarantee for improving molten steel quality.
Description
Technical Field
The utility model belongs to the technical field of the iron and steel is smelted, concretely relates to sand device is thrown to ladle.
Background
Carry out the continuous casting after being full of the molten steel in the ladle and require to realize automatic casting, and the input of drainage sand is the key of deciding the automatic casting rate of ladle, traditional manual sand of throwing is owing to receive the influence of ladle location and mouth of a river centering, can cause the drainage sand to put in the non-standardization, can't realize the mushroom form of drainage sand, finally lead to the ladle from the rate not high, the use at the long mouth of a river of direct impact total protection pouring technology, the ladle can not need to carry out artifical fever oxygen drainage from opening, fever oxygen drainage operation must increase the content of oxygen in the molten steel, influence molten steel quality, increase the secondary oxidation degree of molten steel, influence the quality of variety steel, in addition workman's intensity of labour is big, the operation degree of difficulty is high. If the drainage time is too long, the liquid level of the molten steel in the tundish can be reduced too fast to form flow blockage, even the continuous casting machine is shut off and stopped, the continuous casting operation is seriously influenced, and the serious loss is brought to the steelmaking production.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problems that the drainage sand in the existing manual sand casting process is not standardized, can not realize the mushroom shape of the drainage sand, the ladle is not high in self-opening rate and the labor intensity of the operators is large, and providing a ladle sand casting device.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a sand device is thrown to ladle, includes balancing weight, haulage rope and leading wheel, wherein, still includes throws the sand fill and throws the sand pipe, the leading wheel sets up on the roof support of ladle top, haulage rope one end links to each other with the balancing weight, and the other end links to each other with throwing the sand fill behind the leading wheel, throw the sand fill lower extreme and link to each other with the upper end of throwing the sand pipe, the lower extreme of throwing the sand pipe is located the ladle mouth of a river that the inside bottom surface of ladle set up directly over.
Furthermore, the guide wheels are at least 2, and the guide wheels are fixed pulleys.
A platform pillar is arranged on the ground on one side of the ladle car, a sampling temperature measuring platform is arranged on the platform pillar, and the upper plane of the sampling temperature measuring platform is higher than the upper plane of the ladle.
The sand casting device is characterized in that a limiting hole, a temperature measurement sampling hole and a limiting groove are formed in the sampling temperature measurement platform, the limiting hole is formed in one side of the sampling temperature measurement platform, the sampling hole is formed in the other side of the sampling temperature measurement platform, one end of the limiting groove is communicated with the limiting hole, and the sand casting pipe is arranged in the limiting hole.
And the outer side surface of the middle part of the sand casting pipe is fixedly provided with a limiting strip, and the limiting grooves and the limiting strips are the same in quantity.
Furthermore, the other side ground of buggy ladle is provided with a positioning instrument stand column, the side of the positioning instrument stand column opposite to the buggy ladle is provided with a positioning instrument transmitting device, and a positioning instrument receiving device is arranged at the corresponding position on the buggy ladle.
Further, the mass ratio of the balancing weight to the sand casting pipe is 1-1.1: 1.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses utilize the rail buggy ladle to realize that longitudinal direction is invariable, utilize positioner to realize throwing the accurate centering of sand pipe and ladle mouth of a river.
2. The utility model discloses simple structure, it is easy and simple to handle, adopt fixed pulley, haulage rope, throw devices such as sand pipeline and can realize the accurate input of drainage sand.
3. The utility model discloses can make the ladle open to water and reach more than 99% from the rate of opening, provide the full protection casting for the production of variety steel, provide the guarantee for improving molten steel quality.
4. The utility model discloses a balancing weight slightly is greater than throws sand pipe weight, can realize throwing the automatic unsettled of sand pipe, has alleviateed manual operation intensity.
5. The utility model discloses the thief hole on the limiting plate is close to sample temperature measurement platform setting, the sample temperature measurement operation of realization molten steel sample that can be convenient, real-time supervision molten steel quality.
6. The utility model discloses a spacing hole, spacing groove, spacing, realization that can be convenient throws the spacing of sand pipe, prevents to throw the sand pipe horizontal hunting and reciprocate.
Drawings
Fig. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
fig. 3 is a top view of the limiting plate structure of the present invention;
in the figure: 1-balancing weight, 2-traction rope, 3-guide wheel, 4-sand-throwing hopper, 5-sampling temperature measuring platform, 5.1-limiting hole, 5.2-sampling hole, 5.3-limiting groove, 6-sand-throwing pipe, 7-ladle nozzle, 8-ladle car, 9-locator receiving device, 10-ladle, 11-roof support, 12-locator upright post, 13-locator transmitting device, 14-platform support and 15-limiting strip.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1-3, a ladle sand-casting device comprises a balancing weight 1, a traction rope 2 and a guide wheel 3, wherein the ladle sand-casting device further comprises a sand-casting hopper 4 and a sand-casting pipe 6, the guide wheel 3 adopts two fixed pulleys and is fixed on a roof support 11 above the ladle, the traction rope 2 adopts a steel wire rope, one end of the traction rope is connected with the balancing weight 1, the other end of the traction rope passes through the two movable pulleys 3 and then is connected with the sand-casting hopper 4, the lower end of the sand-casting hopper 4 is connected with the upper end of the sand-casting pipe 6, the sand-casting pipe 6 is positioned right above a water gap 7 arranged on the bottom surface inside the ladle 10, the sand-casting pipe 6 is a steel pipe with the diameter of 70mm, the length of 4.5m and the mass of 22kg, and the balancing.
The ground of one side of the buggy ladle 8 is provided with a platform support 14, a sampling temperature measuring platform 5 is arranged on the platform support 14, the upper plane of the sampling temperature measuring platform 5 is 1m higher than the upper plane of the ladle 10, the sampling temperature measuring platform 5 is provided with a limit hole 5.1, a sampling hole 5.2 and two limit grooves 5.3, the limit hole 5.1 is arranged on one side of the sampling temperature measuring platform 5, the sampling hole 5.2 is arranged on the other side of the limit plate 5, the limit hole 5.1 is a round hole with the diameter of 150mm, the sampling hole 5.2 is a round hole with the diameter of 250mm, the limit grooves 5.3 are two rectangular grooves with the diameter of 80mm and 10mm, the two limit grooves are symmetrically arranged on two sides of the limit hole 5.1, one end of the round hole is communicated with the limit hole 5.1, the sand casting pipe 6 is arranged in the limit hole 5.1, two limit strips 15 are welded on the outer side surface of the sand casting pipe 6 at the position 500mm away from the upper end, the limit strips are two reinforcing steel bars, the position of 0.5m away from the edge of the buggy ladle on the ground of the other side of the buggy ladle 8 is provided with an locator upright post 12, the side surface of the locator upright post 12 opposite to the buggy ladle 8 is provided with an infrared locator transmitting end 13, and the corresponding position on the buggy ladle is provided with an infrared locator receiving end 9.
The utility model discloses a working process:
before the sand casting operation of a steel ladle, a limiting strip 15 on a sand casting pipe 6 is positioned above the limiting plate, a balancing weight 1 is positioned at a low position, an infrared locator transmitting end 13 and an infrared locator receiving end 9 are opened, a control system controls a buggy ladle 8 to move forwards along a track, after the buggy ladle 8 moves to a target position, the infrared locator receiving end 9 receives an infrared signal transmitted by the infrared locator transmitting end 13, the infrared locator receiving end 9 feeds the signal back to the control system, the control system controls a switch of the buggy ladle 8 to be closed, the buggy ladle 8 stops moving forwards, and at the moment, the sand casting pipe 6 is positioned right above a ladle nozzle 7.
At this moment, the operator raises the balancing weight 1, another operator manually pulls down the sand casting pipe 6 and passes through the limiting hole 5.1, the sand casting pipe 6 continues to descend, when the limiting strip 15 on the sand casting pipe reaches the sampling temperature measuring platform 5, the operator rotationally adjusts the sand casting pipe 6, so that the limiting strip 15 is aligned and passes through the limiting groove 5.3, then the operator rotationally adjusts the sand casting pipe 6 to make the limiting strip 15 and the limiting groove 5.3 staggered, because the weight of the balancing weight 1 is larger than that of the sand casting pipe 6, the sand casting pipe 6 is upwards tensioned and has a trend of upwards moving, and at this moment, because of the effect of the limiting hole 5.1 and the limiting strip 15, the sand casting pipe 6 is fixed and cannot move up and down and left and right to rock.
After the sand casting pipe 6 is fixed, the lower end of the sand casting pipe is positioned right above the ladle nozzle 7 and the distance is about 150mm, sand casting operation is started at the moment, and when sand casting operation is carried out, the sand casting condition can be observed through the sampling hole 5.2.
After the sand casting operation is completed, an operator rotates and adjusts the sand casting pipe 6 to enable the limiting strip 15 to be aligned with the limiting groove 5.3, the sand casting pipe 6 continues to move upwards after the limiting strip 15 upwards penetrates through the limiting groove 5.3 under the action of the tension of the balancing weight 1 until the lower end of the sand casting pipe 6 is separated from the limiting hole 5.1, a control system opens a switch of the buggy ladle 8, the buggy ladle 8 moves forwards along the track and enters the next process, the two infrared positioning instruments 9 are closed, and the sand casting operation is completed.
Claims (7)
1. The utility model provides a sand device is thrown to ladle, includes balancing weight (1), haulage rope (2) and leading wheel (3), its characterized in that: still including throwing sand hopper (4) and throwing sand pipe (6), leading wheel (3) set up on roof support (11) of ladle top, haulage rope (2) one end links to each other with balancing weight (1), and the other end links to each other with throwing sand hopper (4) behind leading wheel (3), throw sand hopper (4) lower extreme and throw the upper end of sand pipe (6) and link to each other, the lower extreme of throwing sand pipe (6) is located ladle mouth of a river (7) that the inside bottom surface of ladle (10) set up directly over.
2. The ladle sand-throwing device according to claim 1, characterized in that: the number of the guide wheels (3) is at least 2, and the guide wheels (3) are fixed pulleys.
3. The ladle sand-throwing device according to claim 1, characterized in that: a platform pillar (14) is arranged on the ground of one side of the ladle car (8), a sampling temperature measuring platform (5) is arranged on the platform pillar (14), and the upper plane of the sampling temperature measuring platform (5) is higher than the upper plane of the ladle (10).
4. The ladle sand-throwing device according to claim 3, characterized in that: be equipped with spacing hole (5.1), temperature measurement thief hole (5.2) and spacing groove (5.3) on sample temperature measurement platform (5), establish on one side of sample temperature measurement platform (5) spacing hole (5.1), the another side at sample temperature measurement platform (5) is established in thief hole (5.2), spacing groove (5.3) one end is linked together with spacing hole (5.1), throw sand pipe (6) and set up in spacing hole (5.1).
5. The ladle sand-throwing device according to claim 4, characterized in that: and the outer side surface of the middle part of the sand casting pipe (6) is fixedly provided with a limiting strip (15), and the limiting grooves (5.3) and the limiting strips (15) are the same in quantity.
6. The ladle sand-throwing device according to claim 1, characterized in that: be equipped with locater stand (12) on the opposite side ground of buggy ladle (8), be equipped with locater emitter (13) on locater stand (12) and buggy ladle (8) relative side, be equipped with locater receiving arrangement (9) corresponding position on the buggy ladle.
7. The ladle sanding device according to any one of claims 1-6, wherein: the mass ratio of the balancing weight (1) to the sand casting pipe (6) is 1-1.1: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021385338.0U CN212761098U (en) | 2020-07-15 | 2020-07-15 | Sand device is thrown to ladle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021385338.0U CN212761098U (en) | 2020-07-15 | 2020-07-15 | Sand device is thrown to ladle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212761098U true CN212761098U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021385338.0U Active CN212761098U (en) | 2020-07-15 | 2020-07-15 | Sand device is thrown to ladle |
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| CN (1) | CN212761098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114603094A (en) * | 2022-03-17 | 2022-06-10 | 重庆钢铁股份有限公司 | Tundish flow-cutoff continuous casting method during continuous casting machine ladle drainage |
-
2020
- 2020-07-15 CN CN202021385338.0U patent/CN212761098U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114603094A (en) * | 2022-03-17 | 2022-06-10 | 重庆钢铁股份有限公司 | Tundish flow-cutoff continuous casting method during continuous casting machine ladle drainage |
| CN114603094B (en) * | 2022-03-17 | 2024-03-22 | 重庆钢铁股份有限公司 | Tundish flow-stopping continuous casting method during ladle drainage of continuous casting machine |
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