CN212443148U

CN212443148U - Crystallizer covering slag adding bin

Info

Publication number: CN212443148U
Application number: CN202021009346.5U
Authority: CN
Inventors: 田陆; 陈振羽; 张吕; 谢璐通; 崔宏伟
Original assignee: Hengyang Ramon Science & Technology Co ltd
Current assignee: Hengyang Ramon Science & Technology Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-02-02
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses a crystallizer covering slag adds feed bin belongs to continuous casting production facility field, including the feed bin body, this internal heating device that sets up of feed bin, heating device have hot plate and temperature controller, and the lower part setting of feed bin body is unloaded the sediment device, unloads the sediment device and has unload cinder notch and switch slide, and the switch slide can seal and unload the cinder notch, and the slag notch is seted up to the lower part of feed bin body, sets up the quantitative metering device on the slag notch. The utility model discloses convenient control adds the sediment volume, and can heat the dehumidification to the covering slag, prevents that moist covering slag from getting into the crystallizer, avoids influencing the performance of covering slag to the storage time of covering slag has been prolonged, and can be convenient for unload the sediment.

Description

Crystallizer covering slag adding bin

Technical Field

The utility model belongs to the field of continuous casting production equipment, in particular to a crystallizer covering slag adding bin.

Background

In the continuous casting production process, a layer of covering slag is required to be added on the surface of molten steel in a crystallizer to insulate heat and preserve the liquid level of the molten steel in the crystallizer, air is isolated to avoid secondary oxidation of the molten steel, floating inclusions in the molten steel are absorbed, the molten slag layer lubricates a casting blank, heat transfer from a solidified blank shell to the crystallizer is uniform and adjusted, and the method plays an important role in continuous casting production and improvement of the quality of the casting blank. However, the general slag adding bin is placed at a high position to play a role of storing and discharging the covering slag, the slag discharging amount is adjusted by simply adjusting the opening and closing amount of the valve during use, quantitative conveying cannot be realized, the covering slag is easy to damp when not used up in time, waste is caused because the covering slag cannot be continuously used next time, pipelines are required to be manually disassembled to clean the remaining slag, operation is complex, and the enthusiasm of workers for using slag adding equipment is reduced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a crystallizer covering slag adds feed bin, its be convenient for unload the sediment and add the sediment with the ration, and can heat the dehumidification to the covering slag.

The utility model discloses a feed bin body, this internal heating device that sets up of feed bin, heating device have hot plate and temperature controller, and the lower part setting of feed bin body unloads the sediment device, and it has sediment mouth and the switch slide to unload the sediment device, and the switch slide can seal and unload the sediment mouth, and the slag notch is seted up to the lower part of feed bin body, sets up the ration metering device on the slag notch.

The beneficial effects of the utility model are that, the utility model discloses convenient control adds the sediment volume, and can heat the dehumidification to the covering slag, prevents that moist covering slag from getting into the crystallizer to avoid influencing the performance of covering slag, and prolonged the depositing time of covering slag, and can be convenient for unload the sediment.

Drawings

FIG. 1 is a schematic structural view of the present invention; fig. 2 is a rear view of fig. 1.

In the figure, 1-a silo cover, 2-a silo body, 3-a heating device, 3 a-a heat dissipation plate, 3-b heating plates, 4-a quantitative metering device, 5-a movable caster, 6-a bag breaking device, 7-a silo cover sliding rail device, 8-a filtering device, 9-a heat insulation plate, 10-a material level detection device, 11-a slag discharging device, 11 a-a slag discharging opening and 11 b-a switch sliding plate.

Detailed Description

As shown in attached figure 1 and attached figure 2, the utility model discloses a feed bin body 2 sets up heating device 3 in the feed bin body 2, and heating device 3 has hot plate 3a and temperature controller, and the lower part setting of feed bin body 2 unloads sediment device 11, unloads sediment device 11 and has unload sediment mouth 11a and switch slide 11b, and switch slide 11b can seal and unload sediment mouth 11a, and the slag outlet is seted up to the lower part of feed bin body 2, sets up quantitative metering device 4 on the slag outlet. The heating plate 3a is an electric heating plate. The switch slide plate 11b is pneumatically driven and can close or open the slag discharge port 11 a. The utility model discloses convenient control adds the sediment volume, and can heat the dehumidification to the covering slag, prevents that moist covering slag from getting into the crystallizer, avoids influencing the performance of covering slag to the storage time of covering slag has been prolonged, and can be convenient for unload the sediment.

The upper part of the bin body 2 is provided with an opening, a bin cover 1 is arranged at the opening, and the bin cover 1 can seal the opening. The structure can lead the storage bin cover 1 to seal the opening, and prevent external impurities and moisture from entering the storage bin body 2. The feed bin cover 1 is of a sliding rail structure, and can be opened and closed through the feed bin cover sliding rail device 7, so that the convenience and labor saving are realized.

And a heat insulation pad 9 is arranged between the heating plate 3a and the inner wall of the storage bin body 2. The heat that hot plate 3a gived off can be avoided to heat insulating mattress 9 directly to the inner wall propagation of feed bin body 2, prevents that the storehouse wall high temperature of feed bin body 2 from scalding the workman.

The bottom of the silo body 2 is provided with a movable caster 5. The movable caster 5 has a braking function, and can move the bin body 2 to a proper position according to the use requirement, and then lock the movable caster 5.

The lower part of the feed bin body 2 is a cone with a large upper part and a small lower part, and the slag discharging port 11a and the slag outlet are respectively arranged at the lower part of the cone. The tapered structure can facilitate the falling of the mold flux.

The lower part of the feed bin body 2 is two cones with a big top and a small bottom, and the lower part of each cone is provided with a slag discharging hole 11a and a slag discharging hole. The structure can realize the separate adjustment of the two paths of conveying capacity, meets the requirements of different slag adding amounts of the two paths in the use process, and the slag hole and the slag discharging hole 11a are positioned at the lower part, so that the blanking and the emptying of the casting powder are facilitated.

The material level detection device 10 is arranged in the material bin body 2. The material level detection device 10 can detect the material level state of the mold powder and give an alarm when the material level is low. When the lower part of the stock bin body 2 is a cone with a large upper part and a small lower part, the material level detection device 10 is positioned in the cone or on the upper part of the cone; when the lower part of the silo body 2 is two cones with a big top and a small bottom, the material level detection device 10 is positioned at the connection branch of the two cones.

The quantitative metering device 4 controls the rotating speed and the number of revolutions of the screw rod by the motor drive, the metered volume is determined by the number of revolutions of the screw rod, the rotating speed of the screw rod can be adjusted and the position can be accurately positioned under the condition of no overload, and the quantitative metering device has obvious precision advantage and is convenient to control.

The heating device 3 also comprises a heat dissipation plate 3b, and the heat dissipation plate 3b is connected with the heating plate 3 a. The heating panel 3b can conduct the heat that the heating panel 3a gived off to the feed bin body 2 in, the cooperation temperature controller realizes the temperature control to the covering slag.

The heat dissipation plate 3b is in a mesh shape. The heat dissipation plate 3b in such a shape dissipates heat uniformly, facilitates uniform heat transfer to the mold flux, increases the contact area with the mold flux, and improves the heating efficiency of the mold flux.

And the upper part of the stock bin body 2 is provided with a bag breaking device 6. The bag breaking device 6 is a sharp object and can automatically puncture the bag filled with the covering slag, so that the covering slag can enter the bin body 2 conveniently.

And a filtering device 8 is arranged between the bag breaking device 6 and the bin body 2. Filter equipment 8 filters the covering slag, prevents that foreign matter such as sack piece from falling into the feed bin, no longer need the manual work to take out and filter the foreign matter the sack that will be equipped with the covering slag, avoids the foreign matter to block up quantitative metering device. The filtering device 8 may be a filter screen, a filter plate, or the like.

When the utility model is used, the stock bin body 2 can be moved to a proper position according to production requirements, the stock bin cover 1 is opened, the covering slag is placed on the bag breaking device 6, the covering slag bag falls on the filtering device 8 below after being punctured, the filtering device 8 filters sundries such as covering slag bag scraps, the heating plate 3a with a set heating temperature starts to heat, the heat is uniformly transferred to the covering slag through the latticed heating plate 3b, temperature detection and heating control are carried out through the temperature controller, the influence of wetting on the service performance of the covering slag in the using and storing process is avoided, the heat insulation pad 9 is arranged at the joint of the heating device 3 and the stock bin wall, the heat is directly transmitted to the stock bin wall, workers are prevented from being scalded due to overhigh temperature of the stock bin wall, the slag adding amount is adjusted by controlling the motor rotating speed of the quantitative metering device 4 in the slag adding process, and the slag adding can be separately adjusted, satisfy different user demands, material level detection device 10 carries out real-time material level state and detects, reports to the police when detecting the material level lower and suggests, prevents to appear adding the untimely condition of sediment because of not having the covering slag in the feed bin, if the completion adds the sediment back and will empty the automatic sediment function of unloading of the interior covering slag of feed bin selection, unloads sediment device 11's switch slide 11b and opens, and the covering slag is discharged through unloading cinder notch 11a, accomplishes the automation and unloads the sediment.

Claims

1. The utility model provides a crystallizer covering slag adds feed bin which characterized in that: including feed bin body (2), set up heating device (3) in feed bin body (2), heating device (3) have hot plate (3a) and temperature controller, the lower part of feed bin body (2) sets up unloads slag device (11), it has unload slag notch (11a) and switch slide (11b) to unload slag device (11), switch slide (11b) can seal and unload slag notch (11a), the slag notch is seted up to the lower part of feed bin body (2), set up quantitative metering device (4) on the slag notch.

2. The mold flux addition bin of claim 1, wherein: the feed bin is characterized in that the upper part of the feed bin body (2) is provided with an opening, a feed bin cover (1) is arranged at the opening, and the feed bin cover (1) can seal the opening.

3. The mold flux addition bin of claim 1, wherein: and a heat insulation pad (9) is arranged between the heating plate (3a) and the inner wall of the storage bin body (2).

4. The mold flux addition bin of claim 1, wherein: the lower part of the stock bin body (2) is in a conical shape with a large upper part and a small lower part, and the slag discharging port (11a) and the slag discharging port are respectively arranged at the lower part of the conical shape.

5. The mold flux addition bin of claim 4, wherein: the lower part of the stock bin body (2) is two cones with a big top and a small bottom, and the lower part of each cone is provided with a slag discharging hole (11a) and a slag discharging hole.

6. The mold flux addition bin of claim 1, wherein: the material level detection device (10) is arranged in the material bin body (2).

7. The mold flux addition bin of claim 1, wherein: the heating device (3) is also provided with a heat dissipation plate (3b), and the heat dissipation plate (3b) is connected with the heating plate (3 a).

8. The mold flux addition bin of claim 7, wherein: the heat dissipation plate (3b) is in a grid shape.

9. The mold flux addition bin according to any one of claims 1 to 8, wherein: the upper part of the stock bin body (2) is provided with a bag breaking device (6).

10. The mold flux addition bin of claim 9, wherein: and a filtering device (8) is arranged between the bag breaking device (6) and the bin body (2).