KR20000020413U - A device for feeding remoble hood in converter - Google Patents

Abstract

The present invention facilitates the replacement and repair of the removable hood by a transfer device when replacing or repairing the removable hood coupled to the radiator of the converter, thereby shortening the working time and preventing safety accidents. The technical configuration of the removable hood conveying apparatus, the locking groove is installed to the upper side of the main body support portion is formed integrally formed on both sides of the support to be fixed to one side of the support beam to which the dust box is fixed, respectively A support hook is installed at the center of the other side of the transport port in which the engaging piece is formed on one side so as to be in close contact with the locking groove, and a guide rail is installed at the upper side of the transport port, and a hood having driving rollers at both sides thereof is inserted into the guide rail. A seating stand is installed to move the transporter when the hood is seated, and the transporter is caught by the main hook and the auxiliary hook. And that the ever transferred by the hook of a lifting machine that is installed in a vehicular Song.

Description

Removable hood feeder for converter {A DEVICE FOR FEEDING REMOBLE HOOD IN CONVERTER}

The present invention, in the converter for refining molten steel with molten iron, using a carrier body fixed to the main body support portion and the hood support to be moved from the upper side of the carrier body during replacement and repair of the removable hood coupled to the radiator of the converter The present invention relates to a removable hood conveying apparatus for a converter that not only shortens working time by easily moving, replacing and repairing the removable hood, but also prevents a safety accident.

In more detail, the locking grooves are respectively provided on the upper side of the main body support part in which the fixing plate is integrally formed on both sides of the support to be fixed to one side of the support beam to which the dust collecting box is fixed, and the locking piece is close to the locking groove on one side thereof. An auxiliary hook is installed at the center of the other side of the transport port to be formed, and a guide rail is installed on the upper side of the transport port, and a hood seating plate having a driving roller on both sides is inserted in the upper side of the guide rail.

In the known steelmaking process of the converter, a radiating part is connected to the upper side of the converter so that the exhaust gas generated in the converter is discharged, and a hood through which the flue gas is sucked is installed at the bottom of the radiating part, and the hood and the radiating part are fixed to each other. An additional part is formed, and a dust collecting box is installed to prevent dust emission from a coupling part connecting the hood and the radiation part.

In the conventional steelmaking process of the converter related to such a technique, as shown in Fig. 1, the radiator 53 is disposed above the converter 52 so that the exhaust gas generated in the converter 52 fixed to the support 51 is discharged. ) Is connected to the bottom of the radiator 53, the hood 54 is sucked in the exhaust gas is integrally installed, the flange portion 55A on both sides to fix the hood 54 and the radiator 53. A coupling part 56 formed with a 55B is provided, and the coupling part 56 is configured to be installed at one side of the dust collecting box 58 formed at one side of the fixing plate 57.

In the converter as described above, the hood 54, which is to be fixed by the coupling part 56 formed as a flange part which is mutually coupled to the bottom surface of the radiating part 53, is separated and then one side by a hood conveying device (not shown). Move to the lowering through the lifting device 59 to replace or repair it, and the hood 54 has a large volume, so that the hood is welded and cut into a plurality of parts, or the hook of the lifting machine (crane) is used. Will be carried to a certain position.

However, in the converter as described above, there is no separate conveying device using the lifting machine, which requires a large number of personnel when carrying the hood by the lifting machine, and increases the working time and safety accidents when the hood is divided into several places. There are many problems, such as the occurrence of frequent occurrences, the work of replacing the hood is difficult, as well as the increase of working time.

The present invention is to improve the various problems as described above, the purpose of which is to quickly replace the hood, prevent the occurrence of safety accidents during the replacement work, it is possible to quickly by the crane without the need for additional equipment To carry out the conveying operation of the hood to minimize the transportation cost accordingly, to prevent the fall of the hood to provide reliability in the replacement operation, to provide a removable hood conveying device of the converter that requires a large number of workers. have.

1 is a schematic diagram showing a state of mounting a removable hood of a conventional converter;

Figure 2 is a schematic diagram showing an exploded state of the removable hood transport apparatus according to the present invention

Figure 3 is a schematic diagram showing a coupled state of the removable hood transport apparatus according to the present invention

Figure 4 A, B is a view showing the operating state of the removable hood of the converter according to the present invention

schematic

Figure 5 is a dog showing the mounting state of the removable hood of the converter according to the present invention

Schematic

Explanation of symbols on the main parts of the drawings

1.Main body support 2.Carrying port body

3 ... hood support 4 ... body moving part

5 ... support beam 9 ... hood

11 ... Support 14.

15 ... Transport sphere 19 ... Guide rail

20 ... drive roller 21 ... drive motor

23 ... lifting machine 24 ... conveyor

27 Hood Hood

The present invention as a technical configuration for achieving the above object is integrally coupled to one side of the support beam is supported by the radiating portion of the converter, the engaging groove is formed on the upper side, respectively, the main body support portion is provided with a sensor on one side Wow,

On one side of the converter to be positioned on one side of the engaging groove to be caught in the engaging groove, the auxiliary hook is formed integrally at the center of the other side, and the main hook is installed on both sides of the auxiliary hook and spaced apart at regular intervals, the guide on the upper side A carrier body in which the rail is integrally formed,

A driving roller is installed to be mounted on the guide rail of the carrier body, and a hood support part having a hood mounting part formed on an upper side thereof;

Removable hood transfer of the converter consisting of a main body and a lifting device connected to the hook to be fixed to the main hook and the auxiliary hook is installed on the carrier main body, each of which is installed on the transport table is fixed to the upper side of the support beam By providing a device.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The radiating part supported by the supporting beam 5B is installed on the upper side of the converter which is rotatably fixed to the supporting beam 5A, and a flange is installed at an end thereof, and an upper part of the hood connected to the radiating part is fixed to the flange. A flange is formed, and one side of the hood is installed in close contact with the inside of the dust collecting box installed on the upper side of the support beam 5C. It is about conveying device

2 and 3 is a schematic view showing the disassembled and coupled state of the removable hood conveying apparatus according to the present invention, Figure 4 A, B is a schematic view showing the operating state of the removable hood conveying device of the converter according to the present invention. 5 is a schematic view showing a mounting state of a removable hood conveying device of a converter according to the present invention, which is a main body support 1 and a carriage body 2, a hood support 3, and a main body conveying part 4. Is done.

In the main body support part 1 fixed to one side of the support beam 5C, the locking grooves 12 are formed on the upper side of the support 11 that both sides are coupled to the support beam 5C, respectively, and one side thereof. The sensor 13A is installed in the.

In the conveyance main body 2 whose one side is supported by the main body support part 1, the engaging piece 14 which catches the said latching groove 12 is installed in one side end of the conveyance port 15, respectively, and the said conveyance port 15 Auxiliary hook 16 is formed at the center of the other end, and main hooks 17 are provided on both sides of the transport port 15, respectively, and fixing pieces 18A and 18B for controlling the movement of the hood seat on both sides thereof. Each is installed, the guide rail 19 is integrally formed on the upper side of the transport port (15).

The hood support 3 installed to be movable from the upper side of the carrier main body 2 is provided with a hood seat 27 to which the driving rollers 20 are fixed to both side surfaces thereof so as to be mounted to the guide rail 19. A driving motor 21A is connected to the one side driving roller 20A, and a sensing sensor 13B is installed at one side of the driving roller 20A.

The main body conveying part 4 which moves the main body 2 and moves downwards so that replacement and repair is possible, the hooks 22A and 22B are connected to one end of the main body 16 and the auxiliary hook 17 so as to be fixed. Lifting machine 23A (23B) is provided on the upper side of the support table 24 to be movable through the drive roller 20B on the upper side of the support beam (5B), the lifting of the lifting machine (23A) 23B It is made of a configuration in which the driving motor 21B is connected to one side.

Reference numeral 25 is a fixed block coupled to the bottom surface of the transport port 15, 26 is a warning light connected to the sensor 13A.

Referring to the operation of the present invention made of such a configuration as follows.

2 to 5, a radiating portion for discharging gas of the converter is provided above the converter that is rotatably fixed to the supporting beam 5A, and the radiating portion is supported by the supporting beam 5B. It is coupled to the flange of the hood connected to the radiation by a flange formed at the end is integrally connected to the radiation and the hood, the support beam (5C) of the support to prevent external leakage of gas leaking through between the hood and the converter The dust collecting box is installed on the upper side, and one side of the hood is inserted into the dust collecting box.

When the hood 9 is replaced and repaired, the radiator and the flanges respectively formed on the hood are separated to separate the hood 9 from the bottom of the radiator, and the hood 9 is installed on the support beam 5B. It is moved to one side by a conventional lifting machine.

At this time, the transport port 15 located on the bottom surface is raised by operating the lifting device 23A, 23B fixed to the transport table 24 at the same time as the transport table 24, the transport port 15 And the lifting device 23A, 23B is fixed by the main hook 17 and the auxiliary hook 16 and the hooks 22A, 22B fixed thereto, and the conveying port 15 is located at the bottom surface. The fixed block 25 is fixed to the bottom to maintain a horizontal state without the left and right bias.

Then, the driving motors 21A and 21B of the lifting machines 23A and 23B provided on the upper side of the transport table 24 are operated to raise the transport port 15, and the transport port 15 is moved to one side. The protruding locking piece 14 is raised to a state capable of being supported by the locking groove 12 formed on the upper side of the support 11 so that the locking piece 14 is supported by the locking groove 12, and the locking piece ( When the insertion of the 14 is completed, the detection sensor 13 detects this and illuminates the beacon 26 to complete the operation of the lifting device 23.

Subsequently, as shown in FIG. 4, a guide rail (not shown) is provided on the upper side of the conveyance port 15 supported by the hooks 22A and 22B connected to the support 11 and the lifting machines 23A and 23B. 19 is moved to one side by the rotation of the drive motor 21A connected to one side driving roller 20A to move the hood seating 27 to be moved along the one side to lower the hood 9, and then the driving roller ( By rotating the driving motor 21A connected to 20A, the hood seat 27 is moved to a point located inside the main hanger 17 and the auxiliary hanger 16.

When the hood seat 27 is located inside the main hanger 17 and the auxiliary hanger 16 supported by the hooks 22A and 22B, respectively, the center of the hood seat 27 is held by the hooks 22A and 22B. Even if 15 is moved, the rocking of the hood seat 27 is prevented and the detachment of the hood 9 placed on the upper side is prevented.

At this time, the conveyance port 15 on which the hood 9 is seated is in a retractable state, and the lifting device 23 is operated to lower the conveyance port 15 to be seated on the bottom surface, and to be repaired and replaced. It will be easy.

According to the removable hood transfer apparatus of the converter according to the present invention as described above, the hood replacement by the carrier body connected to the lifting device and the hood support portion moving the upper side is performed quickly, and the operation of replacing the hood by automation It prevents the occurrence of safety accidents during the replacement of the hood by performing the operation of the hood quickly by the crane without the need for additional equipment to minimize the transportation cost accordingly, and by the hood transporter that is safely supported It prevents the fall of the hood to provide reliability in the replacement work, there is an excellent effect such that a large number of workers are unnecessary.

Claims (2)

A radiation portion supported by the support beam 5B and a hood connected to the radiation portion are fixed as flanges on an upper side of the converter that is rotatably fixed to the support beam 5A, and one side of the hood is fixed to the support beam 5C. In the removable hood of the converter is installed inside the dust box installed on the upper side, A main body support part 1 having a locking groove 12 formed on an upper side of the support 11 to which both side surfaces are coupled to one side of the support beam 5C, The catching piece 14 caught by the catching groove 12 is installed at one end of the conveying port 15, and an auxiliary hook 16 is formed at the other end thereof, and the main hook 17 is formed at both sides of the conveying port 15. And each of the transporter main body 2 having the guide rails 19 integrally formed on the upper surface of the transporter 15, The hood support part 3 is provided with a hood seating stand 27 to which the driving roller 20A is fixed to both sides so as to move inside the guide rail 19 so that the driving motor 21A is connected to one driving roller 20A. And, Lifting machines 23A and 23B having hooks 22A and 22B connected to one end of the main hook 16 and the auxiliary hook 17 are connected to the driving roller 20B above the support beam 5B. It is installed on the upper side of the transfer table 24 to be movable through, characterized in that the configuration comprising a main body transfer portion 4 is connected to the lifting motor (23A) 23B, the drive motor (21B), respectively. Retractable hood feeder According to claim 1, wherein the support member 11 is supported by the locking piece 14, the detection sensor 13A is connected to the warning lamp 26 on one side of the locking groove 12 to detect the entry of the locking piece (14). Removable hood transfer device of the converter, characterized in that is installed