CN217192475U

CN217192475U - Roller way roller cooling device for continuous casting process

Info

Publication number: CN217192475U
Application number: CN202220420618.3U
Authority: CN
Inventors: 史辰庭; 马立军; 曹震; 张勇
Original assignee: Tianjin Iron and Steel Group Co Ltd
Current assignee: Tianjin Iron and Steel Group Co Ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-08-16
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses a roll table roller cooling device for continuous casting process, including roll table roller and cooling module, its characterized in that: one end of the roller way roller is connected with an inner ring of the rolling bearing through a flange connecting sleeve, an outer ring of the rolling bearing is static relative to the roller way roller, the cooling assembly comprises a water tank fixedly connected with the outer ring of the rolling bearing, and a cooling medium discharge port is arranged on the water tank; the cooling pipe is installed along the central direction on the water tank, the other end of cooling pipe extends to another tip of roll table roller, and the tip installation cooling pipe of roll table roller supports the cover, and above-mentioned water tank, cooling pipe support cover and flange joint cover enclose into a confined cooling cavity with the roll table roller inner chamber, in the cooling cavity be equipped with the coolant nozzle on the cooling pipe, the perpendicular roll table roller of coolant nozzle is vertical upwards. The utility model discloses improve roll table roller cooling efficiency increase of service life.

Description

Roller way roller cooling device for continuous casting process

Technical Field

The utility model belongs to the technical field of the continuous casting, especially, relate to an improve roll table roller cooling device for continuous casting process of roll table roller cooling efficiency increase of service life.

Background

For the continuous casting process, the roller way roller plays a role in conveying casting blanks, but when the casting blanks are conveyed on the roller way roller, the roller way roller is conducted by hot casting blanks, the roller way roller body is heated seriously, the roller way roller body is easy to deform and damage after a long time, and in order to prolong the service life of the roller way roller and improve the cooling of the roller way roller, the roller way roller cooling device for the continuous casting process is designed, wherein the cooling efficiency of the roller way roller is improved, and the service life of the roller way roller is prolonged.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides an improve roll table roller cooling device for continuous casting process of roll table roller cooling efficiency increase of service life.

The utility model relates to a realize like this, a roll table roller cooling device for continuous casting process, including roll table roller and cooling module, its characterized in that: one end of the roller way roller is connected with an inner ring of the rolling bearing through a flange connecting sleeve, an outer ring of the rolling bearing is static relative to the roller way roller, the cooling assembly comprises a water tank fixedly connected with the outer ring of the rolling bearing, and a cooling medium discharge port is arranged on the water tank; the cooling pipe is installed along the central direction on the water tank, the other end of cooling pipe extends to another tip of roll table roller, and the tip installation cooling pipe of roll table roller supports the cover, and above-mentioned water tank, cooling pipe support cover and flange joint cover enclose into a confined cooling cavity with the roll table roller inner chamber, in the cooling cavity be equipped with the coolant nozzle on the cooling pipe, the perpendicular roll table roller of coolant nozzle is vertical upwards.

Preferably, the cooling medium nozzle is an atomizing nozzle.

Preferably, the spray angle of the atomizing nozzle is 120 °.

And a sealing ring is arranged between the cooling pipe support sleeve and the inner wall of the roller way roller.

Preferably, the cooling pipe is a gas-liquid composite pipe group and specifically comprises a cooling pipe and a high-pressure air inlet pipe, the high-pressure air inlet pipe is located in the cooling pipe, the cooling pipe corresponds to the cooling medium nozzle, and a high-pressure air injection branch pipe is arranged on the high-pressure air inlet pipe.

The utility model has the advantages and technological effect: the utility model discloses the key feature is as follows:

1. the inside of the roller way roller is cooled by gas fog, so that the cooling effect is greatly improved while water is saved.

2. One end of the water inlet is provided with an exhaust port and a water outlet, so that the phenomenon that the service life of the roller way roller is influenced due to high temperature and high pressure caused by the closed space formed inside the roller way roller is avoided.

3. The device is tightly connected with the roller bed roller body through screws and connected with the rolling bearings at the water outlets through the screws, so that the nozzle direction always keeps an upward angle when the roller bed roller rotates, and the contact part of the roller bed roller and a casting blank always keeps the strongest cooling strength.

4. The external exhaust, outlet for inside hot water, high-pressure steam can in time discharge roller table roller, thereby roller table roller is inside to form running water cooling, and then take away more heats.

5. Through increasing the high pressure and admitting air for atomization effect, further quickening the circulation of cooling medium, improving cooling effect.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure, 1, a roller bed roller; 1-1, connecting a flange sleeve; 2. a cooling assembly; 2-1, a cooling medium discharge port; 2-2, cooling pipes; 2-3, cooling pipe support sleeves; 2-30, a guiding conical surface; 2-4, cooling the cavity; 2-5, a nozzle; 2-6, a high-pressure air inlet pipe; 2-7, high-pressure air injection branch pipes; 2-8, sealing rings; 3. a rolling bearing;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Embodiment 1, a roller bed roller cooling device for a continuous casting process, includes a roller bed roller 1 and a cooling assembly 2, one end of the roller bed roller is connected with an inner ring of a rolling bearing 3 through a flange connecting sleeve 1-1, an outer ring of the rolling bearing is static relative to the roller bed roller, the cooling assembly 2 includes a water tank 2-1 fixedly connected with the outer ring of the rolling bearing 3, and the water tank is provided with a cooling medium discharge port 2-1 to prevent the inside of the roller from forming a closed space; the water tank is provided with a cooling pipe 2-2 along the center direction, the other end of the cooling pipe extends to the other end of the roller way roller, the end part of the roller way roller is provided with a cooling pipe support sleeve 2-3, the length of the roller way roller is 3-4m, the water tank plays a role of supporting one end of the cooling pipe, and the support sleeve is used for supporting the other end of the cooling pipe, so that the cooling pipe is kept not to sink, the stability of the cooling pipe is ensured, and a guide conical surface 2-30 is arranged at the inner end part of the cooling pipe support sleeve for facilitating insertion and guiding the automatic alignment effect of the cooling pipe; a sealing ring 2-8 is arranged between the cooling pipe support sleeve and the inner wall of the roller way roller, so that the cooling medium is prevented from leaking from the side of the cooling pipe support sleeve; the water tank, the cooling pipe support sleeve and the flange connecting sleeve enclose the inner cavity of the roller way roller into a closed cooling cavity 2-4, the cooling pipe is provided with a cooling medium nozzle 2-5 in the cooling cavity, and the cooling medium nozzle is vertical upwards perpendicular to the roller way roller.

Preferably, the cooling medium nozzle is an atomizing nozzle.

Preferably, the spray angle of the atomizing nozzles is 120 degrees, the radiation surfaces of the adjacent atomizing nozzles are crossed, so that the occurrence of gaps is avoided, and the cooling effect is improved.

Embodiment 2, please refer to fig. 2, preferably, the cooling pipe is a gas-liquid composite pipe set, and specifically includes a cooling pipe 2-2 and a high pressure intake pipe 2-6, the high pressure intake pipe is located inside the cooling pipe, and the high pressure intake pipe is provided with a high pressure branch pipe 2-7 corresponding to a cooling medium nozzle position, when in actual use, the flow rate of the intake pipe is set to 100L/min, a compressed air pipe is embedded inside the intake pipe, and the pressure of the compressed air pipe is 0.2MPa, so that the inside of the roller is cooled by aerosol, which is stronger than the simple water cooling of embodiment 1, and the cooling effect inside the roller is improved while saving water.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a roller way roller cooling device for continuous casting process, includes roller way roller and cooling module, its characterized in that: one end of the roller way roller is connected with an inner ring of the rolling bearing through a flange connecting sleeve, an outer ring of the rolling bearing is static relative to the roller way roller, the cooling assembly comprises a water tank fixedly connected with the outer ring of the rolling bearing, and a cooling medium discharge port is arranged on the water tank; the cooling pipe is installed along the central direction on the water tank, the other end of cooling pipe extends to another tip of roll table roller, and the tip installation cooling pipe of roll table roller supports the cover, and above-mentioned water tank, cooling pipe support cover and flange joint cover enclose into a confined cooling cavity with the roll table roller inner chamber, in the cooling cavity be equipped with the coolant nozzle on the cooling pipe, the perpendicular roll table roller of coolant nozzle is vertical upwards.

2. The roller bed roller cooling device for the continuous casting process according to claim 1, characterized in that: the cooling medium nozzle is an atomizing nozzle.

3. The roller bed roller cooling device for the continuous casting process according to claim 2, characterized in that: the spray angle of the atomizing nozzle is 120 degrees.

4. The roller bed roller cooling apparatus for a continuous casting process according to claim 1, wherein: and a sealing ring is arranged between the cooling pipe support sleeve and the inner wall of the roller way roller.

5. The roller bed roller cooling apparatus for a continuous casting process according to claim 1, wherein: the cooling pipe is a gas-liquid composite pipe group and specifically comprises a cooling pipe and a high-pressure air inlet pipe, wherein the high-pressure air inlet pipe is positioned in the cooling pipe, the cooling pipe corresponds to the position of a cooling medium nozzle, and a high-pressure air injection branch pipe is arranged on the high-pressure air inlet pipe.