Efficient converter for seamless steel pipe production

Abstract

The utility model discloses an efficient converter for seamless steel pipe production, which belongs to the technical field of seamless steel pipe production and comprises a cover plate arranged above a converter body and communicated with a heat recovery box through a communicating part, one end of the cover plate is connected with an overturning part, and the other end of the cover plate is connected with a heat exchanger. The overturning piece is connected with the lifting piece, the lifting piece is installed on one side of the converter body, the overturning piece is matched with the lifting piece to drive the cover plate to be opened and closed, and the first motor is matched with the rotating gear and the transmission gear to drive the fixing plate and the transverse rod to rotate so that the connecting rod can drive the cover plate to be overturned to be away from the converter body. And when molten iron is added, a first motor drives a connecting rod to turn over, and meanwhile, a second motor is matched to drive a mounting plate to descend, so that a cover plate is tightly attached to the upper part of the converter body for sealing, the cover plate is conveniently opened and closed, and people are prevented from being scalded when opening and closing the cover plate.

Description

Technical Field

[0001] The utility model relates to the field of seamless steel pipe production, in particular to a high-efficiency converter for seamless steel pipe production. Background Art

[0002] Seamless steel pipes have hollow cross-sections and are widely used as pipelines for conveying fluids, such as pipelines for conveying oil, natural gas, coal gas, water and some solid materials. Compared with solid steels such as round steel, steel pipes are lighter in weight when the bending and torsional strengths are the same, and are an economical cross-section steel.

[0003] In the prior art, there is an efficient converter for seamless steel pipe production with application number CN202123424544.5. The above scheme "covers the connection cover on the top of the converter body, and guides the high-temperature flue gas in the converter into the heat recovery box through the flue gas duct to recover the heat of the flue gas and avoid heat loss". During processing, it is necessary to continuously pour molten iron into the converter for processing and to continuously open and close the connection cover. The above scheme is inconvenient to open and close the connection cover. How to invent an efficient converter for seamless steel pipe production to improve these problems has become a problem that needs to be solved urgently by those skilled in the art. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a high-efficiency converter for seamless steel pipe production, aiming to improve the problem that molten iron needs to be continuously poured into the converter for processing and the connection cover needs to be continuously opened and closed during processing.

[0005] The utility model is implemented as follows: a high-efficiency converter for producing seamless steel pipes, comprising a heat recovery box and a converter body, and also comprising a cover plate, wherein the cover plate is arranged above the converter body, the cover plate is connected to the heat recovery box through a connecting piece, one end of the cover plate is connected to a flip piece, the flip piece is connected to a lifting piece, and the lifting piece is installed on one side of the converter body.

[0006] In a preferred technical solution of the present invention, the lifting member is fixedly installed on both sides of the back of the converter body through support columns, and a second motor is fixedly installed inside the two support columns. The transmission shaft of the second motor is fixedly connected to a connecting screw rod, and the two ends of the screw rod are rotatably fixedly installed on the inner walls of the two support columns through bearing seats, and the screw rod is connected to the mounting plate through a screw nut.

[0007] In a preferred technical solution of the present utility model, the connecting piece is connected to the top of the cover plate through a hose, and the other end of the hose is connected to the heat recovery box through a connecting pipe.

[0008] In a preferred technical solution of the utility model, one side of the support column is fixedly connected to a support rod, and the other end of the support rod is fixedly connected to the top of the connecting pipe.

[0009] In a preferred technical solution of the utility model, a convex tube is provided on the top of the cover plate to be connected with the hose, and the hose is a high-temperature resistant corrugated hose.

[0010] In a preferred technical solution of the present utility model, the flip member is fixedly connected to the cover plate through a connecting rod, the other end of the connecting rod is fixedly connected to a cross bar, both sides of the cross bar are rotatably connected to connecting plates, the two connecting plates are fixedly connected to the mounting plate, and the cross bar is driven to rotate by a first motor.

[0011] In a preferred technical solution of the present utility model, a plurality of cross bars are provided, and both ends of the plurality of cross bars are fixedly connected to a fixed plate, and both ends of the fixed plate are rotatably mounted on two connecting plates through a transmission gear, and the rotating shaft of the first motor is fixedly connected to a transmission rod, and both ends of the transmission rod are rotatably mounted on the two connecting plates, and a rotating gear is fixedly connected to the transmission rod, and the rotating gear is meshed with the transmission gear.

[0012] In a preferred technical solution of the present invention, the connecting rod is arranged in a "U" shape, and a plurality of the cross bars are fixedly installed on both sides of the connecting rod.

[0013] In a preferred technical solution of the utility model, one end of the transmission gear is rotationally mounted on the connecting plate and the other end is fixedly connected to the fixing plate.

[0014] The beneficial effect of the utility model is that the utility model obtains a seamless steel pipe production high-efficiency converter through the above design. When in use, the second motor cooperates with the screw to raise the mounting plate to a certain height, and then the first motor cooperates with the rotating gear and the transmission gear to drive the fixed plate and the cross bar to rotate so that the connecting rod drives the cover plate to flip away from the converter body. When the molten iron is added, the connecting rod is driven by the first motor to flip, and at the same time, the second motor drives the mounting plate to descend so that the cover plate is tightly attached to the top of the converter body for sealing, which is convenient for opening and closing the cover plate and prevents people from getting scalded when opening and closing the cover plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of one side structure provided by an embodiment of the utility model;

[0017] Figure 2 A schematic diagram of the structure of another side provided for an embodiment of the utility model;

[0018] Figure 3 A schematic diagram of the lifting member structure provided for an embodiment of the utility model;

[0019] Figure 4 This is a schematic diagram of the flip member structure provided in an embodiment of the utility model.

[0020] In the figure: 110-heat recovery box; 120-converter body; 210-cover plate; 220-connecting piece; 221-hose; 222-support rod; 223-connecting pipe; 230-turning piece; 231-connecting rod; 232-cross rod; 233-fixing plate; 234-transmission gear; 235-connecting plate; 236-first motor; 237-transmission rod; 238-rotating gear; 240-lifting piece; 241-support column; 242-second motor; 243-bearing seat; 244-screw rod; 245-mounting plate. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1 and Figure 2 The utility model provides a technical solution: a high-efficiency converter for producing seamless steel pipes, comprising a heat recovery box 110 and a converter body 120, and also comprising a cover plate 210, the cover plate 210 is arranged above the converter body 120, the cover plate 210 is connected to the heat recovery box 110 through a connecting piece 220, a flip piece 230 is connected to one end of the cover plate 210, the flip piece 230 is connected to a lifting piece 240, the lifting piece 240 is installed on one side of the converter body 120, and the flip piece 230 cooperates with the lifting piece 240 to drive the cover plate 210 to open and close.

[0023] See also Figure 2 and Figure 3The lifting member 240 is fixedly installed on both sides of the back of the converter body 120 through the support column 241. The second motor 242 is fixedly installed inside the two support columns 241. The transmission shaft of the second motor 242 is fixedly connected to the connecting screw rod 244. The two ends of the screw rod 244 are rotatably fixedly installed on the inner walls of the two support columns 241 through the bearing seat 243. The screw rod 244 is connected to the mounting plate 245 through the screw nut. The second motor 242 drives the screw rod 244 to rotate so that the screw rod 244 drives the mounting plate 245 to rise through the screw nut.

[0024] The connecting piece 220 is connected to the top of the cover plate 210 through a hose 221, and the other end of the hose 221 is connected to the heat recovery box 110 through a connecting pipe 223. One side of the support column 241 is fixedly connected to the support rod 222, and the other end of the support rod 222 is fixedly connected to the top of the connecting pipe 223. A convex pipe is provided on the top of the cover plate 210 to connect with the hose 221. The hose 221 is a high-temperature resistant corrugated hose, which is used to prevent the hose 221 from breaking when the cover plate 210 is opened and closed.

[0025] See also Figure 3 and Figure 4 The flip member 230 is fixedly connected to the cover plate 210 through a connecting rod 231, and the other end of the connecting rod 231 is fixedly connected to a cross bar 232. The two sides of the cross bar 232 are rotatably connected to a connecting plate 235. The two connecting plates 235 are fixedly connected to the mounting plate 245. The cross bar 232 is driven to rotate by a first motor 236. A plurality of cross bars 232 are provided, and the two ends of the plurality of cross bars 232 are fixedly connected to a fixed plate 233. The two ends of the fixed plate 233 are rotatably mounted on the two connecting plates 235 through a transmission gear 234. The rotating shaft of the first motor 236 is fixedly connected to a transmission rod 237. The two ends of the transmission rod 237 are rotatably mounted on the two connecting plates 235. A rotating gear 238 is fixedly connected to the transmission rod 237. The rotating gear 238 is meshed with the transmission gear 234. The rotating gear 238 is driven by the first motor 236 and the transmission gear 234 is driven, so that the transmission gear 234 cooperates with the fixed plate 233 and the plurality of cross bars 232 to drive the cover plate 210 to flip. The connecting rod 231 is arranged in a "U" shape, and a plurality of cross bars 232 are fixedly installed on both sides of the connecting rod 231. One end of the transmission gear 234 is rotated and installed on the connecting plate 235, and the other end is fixedly connected to the fixing plate 233.

[0026] Working principle: when the cover 210 needs to be opened, the second motor 242 and the first motor 236 are controlled to work, and the second motor 242 cooperates with the screw rod 244 to raise the mounting plate 245 to a certain height, and then the first motor 236 cooperates with the rotating gear 238 and the transmission gear 234 to drive the fixed plate 233 and the cross bar 232 to rotate so that the connecting rod 231 drives the cover 210 to flip away from the converter body 120. When the molten iron is added, the connecting rod 231 is driven by the first motor 236 to flip, and at the same time, the second motor 242 is cooperated to drive the mounting plate 245 to descend so that the cover 210 is close to the top of the converter body 120 for sealing.

[0027] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A high-efficiency converter for producing seamless steel pipes, comprising a heat recovery box and a converter body, characterized in that: Also includes A cover plate is arranged above the converter body, the cover plate is connected to the heat recovery box through a connecting piece, one end of the cover plate is connected to a flip piece, the flip piece is connected to a lifting piece, and the lifting piece is installed on one side of the converter body.

2. A high-efficiency converter for producing seamless steel pipes as claimed in claim 1, characterized in that: The lifting member is fixedly installed on both sides of the back of the converter body through support columns, and a second motor is fixedly installed inside the two support columns. The transmission shaft of the second motor is fixedly connected to the connecting screw rod, and the two ends of the screw rod are rotatably fixedly installed on the inner walls of the two support columns through bearing seats. The screw rod is connected to the mounting plate through a screw nut.

3. A high-efficiency converter for producing seamless steel pipes as claimed in claim 2, characterized in that: The connecting piece is connected to the top of the cover plate through a hose, and the other end of the hose is connected to the heat recovery tank through a connecting pipe.

4. A high-efficiency converter for producing seamless steel pipes as claimed in claim 3, characterized in that: One side of the support column is fixedly connected to a support rod, and the other end of the support rod is fixedly connected to the top of the connecting pipe.

5. A high-efficiency converter for producing seamless steel pipes as claimed in claim 3, characterized in that: A convex pipe is arranged on the top of the cover plate and is connected with the hose, and the hose is a high temperature resistant corrugated hose.

6. A high-efficiency converter for producing seamless steel pipes as claimed in claim 5, characterized in that: The flip member is fixedly connected to the cover plate via a connecting rod, the other end of the connecting rod is fixedly connected to a cross bar, both sides of the cross bar are rotatably connected to connecting plates, the two connecting plates are fixedly connected to the mounting plate, and the cross bar is driven to rotate by a first motor.

7. A high-efficiency converter for producing seamless steel pipes as claimed in claim 6, characterized in that: There are multiple cross bars, and both ends of the multiple cross bars are fixedly connected to the fixed plate. The two ends of the fixed plate are rotatably installed on the two connecting plates through transmission gears. The rotating shaft of the first motor is fixedly connected to the transmission rod. The two ends of the transmission rod are rotatably installed on the two connecting plates. The transmission rod is fixedly connected with a rotating gear, and the rotating gear is meshed with the transmission gear.

8. A high-efficiency converter for producing seamless steel pipes as claimed in claim 7, characterized in that: The connecting rod is arranged in a "U" shape, and a plurality of cross bars are fixedly installed on both sides of the connecting rod.

9. A high-efficiency converter for producing seamless steel pipes as claimed in claim 7, characterized in that: One end of the transmission gear is rotatably mounted on the connecting plate, and the other end is fixedly connected to the fixing plate.

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