Air draft type on-line baking device for collector nozzle of sliding plate tundish

Abstract

The utility model provides an air draft type sliding plate tundish collector nozzle on-line baking device, and relates to the technical field of tundishes. The air draft type on-line baking device for the collector nozzle of the sliding plate tundish comprises a baking furnace, an air storage tank, a metal hose and a connecting pipe, the baking furnace comprises a heating cavity and a ventilation cavity; the heating cavity is used for containing a tundish collector nozzle and communicates with the ventilation cavity. The connecting pipe is fixedly connected with the baking oven, the output end of the connecting pipe is located in the ventilation cavity, the connecting pipe is provided with an air inducing part, and the air inducing part is parallel to the ventilation cavity; the metal hose is connected with the input end of the connecting pipe, and the air storage tank is connected with the input end of the metal hose. The air draft type sliding plate tundish collector nozzle on-line baking device solves the technical problem that casting of a tundish is affected due to the fact that a collector nozzle of an existing tundish is poor in heat effect.

Description

Technical Field

[0001] The utility model relates to the technical field of tundishes, in particular to a baking device for the tundish submerged nozzle on line with an air extraction type slide plate. Background Art

[0002] A tundish is a refractory container used in the continuous casting process. It first receives the molten steel poured from a ladle and then distributes it to each mold through the tundish nozzle.

[0003] When the existing tundish submerged nozzle is in use, a certain temperature is required to ensure the smooth casting of the tundish. The existing heating method for the tundish submerged nozzle is to put a baking furnace on the tundish submerged nozzle, so that the heat of the tundish is transferred to the tundish submerged nozzle, thereby heating the tundish submerged nozzle to a certain temperature. However, the air output of the existing baking furnace is small, resulting in poor heating effect on the tundish submerged nozzle, thus affecting the casting of the tundish.

[0004] The inventor of the present invention at least found the following problems during the implementation of this embodiment:

[0005] The heating effect of the existing tundish submerged nozzle is poor, thus affecting the casting of the tundish. Summary of the Utility Model

[0006] The purpose of the utility model is to provide a baking device for the tundish submerged nozzle on line with an air extraction type slide plate, which solves the technical problem that the heating effect of the existing tundish submerged nozzle is poor, thus affecting the casting of the tundish.

[0007] Solution of the Utility Model:

[0008] The utility model provides a baking device for the tundish submerged nozzle on line with an air extraction type slide plate, which comprises a baking furnace, a gas storage tank, a metal hose and a connecting pipe; the baking furnace comprises a heating cavity and a ventilation cavity; the heating cavity is used for placing the tundish submerged nozzle and is communicated with the ventilation cavity; the connecting pipe is fixedly connected with the baking furnace, and its output end is located in the ventilation cavity. The connecting pipe is provided with an air guiding part, and the air guiding part is parallel to the ventilation cavity; the metal hose is connected with the input end of the connecting pipe, and the gas storage tank is connected with the input end of the metal hose.

[0009] Furthermore, the baking furnace is provided with a horn part, and the horn part is located at the junction of the heating cavity and the ventilation cavity.

[0010] Furthermore, the bottom of the baking furnace is fixedly connected with a tray, and the bottom of the tray is fixedly connected with a plurality of support legs.

[0011] Furthermore, a hydraulic lift truck is detachably installed at the bottom of the tray.

[0012] Further, the furnace opening of the baking furnace is wrapped with asbestos felts.

[0013] Beneficial effects:

[0014] The utility model provides an online baking device for the tundish nozzle of a suction type slide plate. When in use, the tundish nozzle is placed into the baking furnace, the gas storage tank is opened, the gas storage tank conveys compressed air to the metal hose, the metal hose conveys compressed air to the connecting pipe, and the air guiding part blows compressed air into the ventilation cavity, increasing the air output of the baking furnace, thereby enhancing the heating speed of the tundish nozzle, achieving a better baking effect on the tundish nozzle, and ensuring the smooth casting of the tundish. For this online baking device for the tundish nozzle of the suction type slide plate, the air output of the baking furnace is large, the baking effect on the tundish nozzle is good, and the casting of the tundish is smooth. Description of the drawings

[0015] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the following drawings are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0016] Figure 1 It is a schematic structural diagram of the online baking device for the tundish nozzle of the suction type slide plate provided in this embodiment;

[0017] Figure 2 It is a simplified schematic diagram of some mechanisms of the online baking device for the tundish nozzle of the suction type slide plate provided in this embodiment.

[0018] Icons:

[0019] 100 - baking furnace; 110 - heating cavity; 120 - ventilation cavity; 130 - horn part; 140 - tray; 150 - support leg; 160 - hydraulic lift truck; 170 - asbestos felt;

[0020] 200 - gas storage tank;

[0021] 300 - metal hose;

[0022] 400 - connecting pipe; 410 - air guiding part. Specific embodiments

[0023] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. Components of the embodiments of the present utility model described and illustrated in the accompanying drawings here can be arranged and designed in a variety of different configurations.

[0024] Therefore, the following detailed description of the embodiments of the present utility model provided in the accompanying drawings is not intended to limit the scope of the claimed present utility model, but merely represents selected embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the scope of protection of the present utility model.

[0025] It should be noted that: Similar reference numerals and letters denote similar items in the following accompanying drawings. Therefore, once an item is defined in one accompanying drawing, it does not need to be further defined and explained in subsequent accompanying drawings.

[0026] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship in which the utility model product is usually placed during use. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive distinction and cannot be understood as indicating or implying relative importance.

[0027] In addition, terms such as "horizontal" and "vertical" do not mean that the components are required to be absolutely horizontal or hanging vertically, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined. In the description of the present utility model, it should also be noted that unless otherwise clearly specified and limited, the terms "set", "installed", "connected", "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] The following will describe in detail some embodiments of the present utility model in conjunction with the accompanying drawings. Without conflict, the following embodiments and the features in the embodiments can be combined with each other.

[0029] This embodiment provides a baking device for the tundish nozzle on the line of a suction-type skateboard. Please refer to Figure 1-2 As shown in the figure, it includes a baking furnace 100, a gas storage tank 200, a metal hose 300, and a connecting pipe 400; the baking furnace 100 includes a heating chamber 110 and a ventilation chamber 120; the heating chamber 110 is used to place the tundish nozzle, and it is communicated with the ventilation chamber 120; the connecting pipe 400 is fixedly connected to the baking furnace 100, and its output end is located in the ventilation chamber 120. The connecting pipe 400 is provided with an air guiding part 410, and the air guiding part 410 is parallel to the ventilation chamber 120; the metal hose 300 is connected to the input end of the connecting pipe 400, and the gas storage tank 200 is connected to the input end of the metal hose 300.

[0030] Specifically, the housing of the baking furnace 100 is made of steel, and the furnace lining is made of refractory materials. The heating chamber 110 is used to make the tundish nozzle in a relatively airtight space to reduce the heat loss of the tundish nozzle. The ventilation chamber 120 is used to make the air in the baking furnace 100 circulate; the gas storage tank 200 stores compressed air. The metal hose 300 is used to connect the gas storage tank and the connecting pipe 400. The air guiding part 410 is parallel to the channel of the ventilation chamber 120, which can make the air output volume in the baking furnace 100 larger, so that the heating speed of the tundish nozzle is faster. When in use, the tundish nozzle is placed in the baking furnace 100, the gas storage tank 200 is opened, the gas storage tank 200 transports compressed air to the metal hose 300, the metal hose 300 transports compressed air to the connecting pipe 400, and the air guiding part 410 blows compressed air into the ventilation chamber 120, increasing the air output volume of the baking furnace 100, making the baking effect of the tundish nozzle better and ensuring the smooth starting of the tundish. Among them, the pressure of the compressed air is 0.5 MPa - 0.6 MPa.

[0031] In this embodiment, the baking furnace is provided with a horn part 130, and the horn part 130 is located at the junction of the heating chamber 110 and the ventilation chamber 120.

[0032] Specifically, the horn mouth of the horn part 130 faces the air outlet end. The horn part 130 plays a role in strengthening the air extraction effect, thereby increasing the heating speed of the tundish nozzle.

[0033] In this embodiment, the bottom of the baking furnace 100 is fixedly connected with a tray 140, and the bottom of the tray 140 is fixedly connected with a plurality of support legs 150.

[0034] Specifically, the setting of the tray 140 and the support legs 150 can lift the baking furnace 100 to a certain height, so that the baking furnace 100 can wrap a larger area of the tundish nozzle.

[0035] In this embodiment, a hydraulic lift truck 160 is detachably installed at the bottom of the tray 140.

[0036] Specifically, the hydraulic lift truck 160 can raise or lower the tray 140 and also facilitate the movement of the tray 140.

[0037] In this embodiment, the furnace opening of the baking furnace 100 is wrapped with asbestos felt 170.

[0038] Specifically, the asbestos felt wraps the furnace opening of the baking furnace 100, which can improve the heat preservation characteristics of the baking furnace 100.

[0039] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. An exhaust type slide plate tundish water outlet online baking device, characterized in that: It comprises a baking oven (100), a gas storage tank (200), a metal hose (300) and a connecting pipe (400); The baking oven (100) comprises a heating chamber (110) and a ventilation chamber (120); The heating chamber (110) is used to place the tundish water outlet, and is connected to the ventilation chamber (120); The connecting pipe (400) is fixedly connected to the baking oven (100), and its output end is located in the ventilation cavity (120); the connecting pipe (400) is provided with an air induction portion (410), and the air induction portion (410) is parallel to the ventilation cavity (120); The metal hose (300) is connected to the input end of the connecting pipe (400), and the gas storage tank (200) is connected to the input end of the metal hose (300).

2. The ventilated slide plate tundish water outlet online baking device according to claim 1, characterized in that: The baking oven is provided with a horn portion (130), and the horn portion (130) is located at the junction of the heating cavity (110) and the ventilation cavity (120).

3. The ventilated slide plate tundish water outlet online baking device according to claim 2, characterized in that: A tray (140) is fixedly connected to the bottom of the baking oven (100), and a plurality of supporting legs (150) are fixedly connected to the bottom of the tray (140).

4. The ventilated slide plate tundish water outlet online baking device according to claim 3, characterized in that: A hydraulic lift (160) is detachably mounted on the bottom of the tray (140).

5. The ventilated slide plate tundish water outlet online baking device according to claim 4, characterized in that: The furnace opening of the baking furnace (100) is wrapped with asbestos felt (170).

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