Magnesia carbon brick drying device

Abstract

The utility model discloses a magnesia carbon brick drying device, which relates to the technical field of magnesia carbon brick drying and comprises a drying tank, a rotary drum and an air heater. A rotary drum is rotatably installed in the drying tank, a plurality of brick boxes used for containing magnesia carbon bricks are rotatably installed on the rotary drum, a plurality of ventilation holes are formed in the brick boxes, an air distribution cover is fixedly arranged outside the drying tank, and a plurality of air inlet holes are formed in the wall of the drying tank. The drying tank is communicated with the gas distribution cover through a plurality of air inlet holes, the hot-air blower is fixedly mounted on the gas distribution cover, and an air outlet of the hot-air blower is communicated with the interior of the gas distribution cover, so that the problems that the drying time required by an existing magnesia carbon brick drying device is relatively long, the drying efficiency is influenced, and the drying efficiency is influenced are effectively solved. And the technical problem of non-uniform drying of the magnesia carbon bricks can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of magnesia carbon brick drying, in particular to a magnesia carbon brick drying device. Background Art

[0002] Magnesia carbon bricks are made of high melting point basic oxide magnesium oxide (melting point 2800℃) and high melting point carbon material that is difficult to be wetted by slag as raw materials, and various non-oxide additives are added. It is a non-burning carbon composite refractory material combined with a carbon binder. Magnesia carbon bricks are mainly used for the lining of converters, AC arc furnaces, DC arc furnaces, and the slag line of ladles.

[0003] However, most of the existing devices for drying magnesia carbon bricks set the heat source at the bottom of the magnesia carbon brick drying device, resulting in different drying times for the magnesia carbon bricks in the drying device. The magnesia carbon bricks far away from the heat source require a longer drying time, which affects the drying efficiency and causes uneven drying of the magnesia carbon bricks. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a magnesia carbon brick drying device, which solves the technical problems raised in the above background technology.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a magnesia carbon brick drying device, comprising a drying tank, a rotating drum and a hot air blower; a rotating drum is rotatably installed in the drying tank, and a plurality of brick boxes for placing magnesia carbon bricks are rotatably installed on the rotating drum, and a plurality of ventilation holes are opened on the brick boxes, an air cloth hood is fixedly installed on the outside of the drying tank, and a plurality of air inlet holes are arranged on the wall of the drying tank, the drying tank and the air cloth hood are connected through the plurality of air inlet holes, the hot air blower is fixedly installed on the air cloth hood, and the air outlet of the hot air blower is connected with the inside of the air cloth hood.

[0006] Preferably, a second motor is fixedly mounted on the bottom of the rotating drum, a mounting rod is fixedly mounted on the driving end of the second motor, the other end of the mounting rod is rotatably mounted on the top of the rotating drum, a plurality of driving bevel gears are fixedly mounted on the mounting rod, a plurality of rotating shafts are rotatably mounted on the rotating drum, one end of the plurality of rotating shafts extend into the rotating drum and are fixedly mounted with driven bevel gears meshing with the plurality of driving bevel gears, and a plurality of brick boxes are fixedly mounted on the plurality of rotating shafts.

[0007] Preferably, a groove is provided on the wall of the drying tank, a rotating ring is rotatably installed in the groove, a plurality of balls are rollingly installed in the groove, the plurality of balls are in contact with the rotating ring, a plurality of shaft seats are fixedly installed in the rotating ring, and the rotating shafts at the other ends of the plurality of brick boxes are rotatably installed in the plurality of shaft seats.

[0008] Preferably, a plurality of the brick boxes are provided with a first box door, and the first box door is provided with a vent hole.

[0009] Preferably, a first motor for driving the rotating drum to rotate is fixedly installed on the top of the drying tank.

[0010] Preferably, an exhaust pipe is fixedly connected to the air cloth hood.

[0011] Preferably, a second door is hingedly connected to the drying tank.

[0012] Beneficial Effects

[0013] The utility model provides a magnesia carbon brick drying device, which has the following beneficial effects:

[0014] 1. By installing a hot air blower, hot air can be generated. By installing an air hood, the hot air can be spread all over the air hood. By opening an air inlet, the hot air in the air hood can be passed into the drying tank through the air inlet, so that the magnesia carbon bricks can be dried from all directions. By installing a rotating drum, the rotation of the rotating drum can drive the brick box to rotate. By installing a brick box, it can be used to place magnesia carbon bricks. By rotating the brick box and installing it on the rotating drum, the flipping of the brick box can drive the flipping of the magnesia carbon bricks, so that the magnesia carbon bricks can be blown and dried in all directions, which can make the drying of the magnesia carbon bricks more uniform. In addition, the rotating drum and the brick box are both set to rotate. During the drying process, the air flow rate in the drying box can be accelerated, thereby effectively improving the drying efficiency;

[0015] 2. The groove can be used to install the rotating ring. When the rotating drum drives the brick box to rotate, the rotating ring can be driven to rotate in the groove. By providing a plurality of balls, the friction between the rotating ring and the groove can be reduced. When the brick box is turned over, the shaft can rotate in the shaft seat. This structure can realize that the brick box can revolve around the rotating drum and can also turn over by itself around the shaft.

[0016] 3. By installing a second motor, starting the second motor can drive the installation rod and the driving gear to rotate. The driving bevel gear is meshed with the driven bevel gear, which can drive the driven bevel gear to rotate, thereby driving the rotating shaft to rotate, and then driving the brick box to flip. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the internal structure of the utility model;

[0018] Figure 2 It is a front view of the utility model;

[0019] Figure 3 for Figure 1 A is an enlarged schematic diagram.

[0020] In the figure: 1. drying tank; 2. rotating drum; 3. brick box; 4. air cover; 5. air inlet; 6. driving bevel gear; 7. driven bevel gear; 8. groove; 9. ball bearing; 10. rotating ring; 11. first motor; 12. second motor; 13. hot air blower; 14. first box door; 15. second box door; 16. exhaust pipe; 17. shaft seat. DETAILED DESCRIPTION

[0021] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention, wherein the directional nouns such as "upper", "lower", etc. mentioned in this document are as follows: Figure 1 The orientation is used as a reference.

[0022] See also Figure 1-3 The utility model provides a technical solution: a magnesia carbon brick drying device, comprising a drying tank 1, a rotating drum 2 and a hot air blower 13; a rotating drum 2 is rotatably installed in the drying tank 1, and a plurality of brick boxes 3 for placing magnesia carbon bricks are rotatably installed on the rotating drum 2, and a plurality of ventilation holes are opened on the brick box 3, an air cloth hood 4 is fixedly installed on the outside of the drying tank 1, and a plurality of air inlet holes 5 are arranged on the wall of the drying tank 1, and the drying tank 1 and the air cloth hood 4 are connected through the plurality of air inlet holes 5, and the hot air blower 13 is fixedly installed on the air cloth hood 4, and the air outlet of the hot air blower 13 is connected with the inside of the air cloth hood 4.

[0023] In this embodiment, hot air can be generated by installing a hot air blower 13, and hot air can be spread all over the air hood 4 by installing an air cloth hood 4. The air inlet 5 can be provided so that the hot air in the air cloth hood 4 can pass into the drying tank 1 through the air inlet 5, so that the magnesia carbon bricks can be dried from all directions. The rotating drum 2 can drive the brick box 3 to rotate by rotating the rotating drum 2, and the brick box 3 can be used to place magnesia carbon bricks. The brick box 3 can be turned over by rotating and installing it on the rotating drum 2, so that the magnesia carbon bricks can be turned over by flipping the brick box 3, so that the magnesia carbon bricks can be blown and dried in all directions, and the drying of the magnesia carbon bricks can be made more uniform. The rotating drum 2 and the brick box 3 are both set to rotate. During the drying process, the air flow rate in the drying box can be accelerated, thereby effectively improving the drying efficiency.

[0024] As an embodiment of the utility model, a second motor 12 is fixedly installed at the bottom of the rotating drum 2, a mounting rod is fixedly installed at the driving end of the second motor 12, the other end of the mounting rod is rotatably installed on the top of the rotating drum 2, a plurality of active bevel gears 6 are fixedly installed on the mounting rod, a plurality of rotating shafts are rotatably installed on the rotating drum 2, one end of the plurality of rotating shafts extend into the rotating drum 2 and are fixedly installed with driven bevel gears 7 meshing with the plurality of active bevel gears 6, and a plurality of brick boxes 3 are fixedly installed on the plurality of rotating shafts.

[0025] In this embodiment, by installing a second motor 12, starting the second motor 12 can drive the installation rod and the driving gear to rotate, and through the engagement of the driving bevel gear 6 with the driven bevel gear 7, the driven bevel gear 7 can be driven to rotate, thereby driving the rotating shaft to rotate, and then driving the brick box 3 to flip.

[0026] As an embodiment of the utility model, a groove 8 is provided on the wall of the drying tank 1, a rotating ring 10 is rotatably installed in the groove 8, a plurality of balls 9 are rollingly installed in the groove 8, the plurality of balls 9 are in contact with the rotating ring 10, a plurality of shaft seats 17 are fixedly installed in the rotating ring 10, and the rotating shafts at the other ends of the plurality of brick boxes 3 are rotatably installed in the plurality of shaft seats.

[0027] In this embodiment, a groove 8 is provided to install a rotating ring 10. By installing the rotating ring 10, the rotating drum 2 can drive the rotating ring 10 to rotate in the groove 8 when the brick box 3 is rotated. By providing a plurality of balls 9, the friction between the rotating ring 10 and the groove 8 can be reduced. By installing an axle seat 17, when the brick box 3 is flipped, the rotating shaft can rotate in the axle seat 17. Through this partial structure, the brick box 3 can revolve around the rotating drum 2 and can also flip itself around the rotating shaft.

[0028] As an embodiment of the present utility model, a plurality of brick boxes 3 are each provided with a first box door 14 , and each of the first box doors 14 is provided with a vent hole.

[0029] In this embodiment, by providing a first box door 14, the magnesia carbon bricks can be placed in the brick box 3 by opening the first box door 14, and the box door is closed when drying to ensure that the refractory bricks will not fall when turning over for drying.

[0030] As an embodiment of the present utility model, a first motor 11 for driving the rotating drum 2 to rotate is fixedly installed on the top of the drying tank 1 .

[0031] In this embodiment, the first motor 11 is provided and turned on to drive the rotating drum 2 to rotate.

[0032] As an embodiment of the present invention, an exhaust pipe 16 is fixedly connected to the air cloth hood 4 .

[0033] In this embodiment, the gas in the device can be discharged through the exhaust pipe 16.

[0034] As an embodiment of the present utility model, a second door 15 is hingedly connected to the drying tank 1 .

[0035] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and does not explain the electrical control.

[0036] The working principle and use process of the utility model are as follows: when in use, after opening the second box door 15, the first box door 14 is opened, and after the magnesia carbon bricks are placed in each brick box 3, the second box door 15 and the first box door 14 are closed, and the hot air blower 13 is turned on to introduce hot air into the drying tank 1, and the first motor 11 is started to drive the rotating drum 2 to rotate, thereby driving the brick box 3 to rotate with the rotating drum 2 as the center, and the second motor 12 is started to drive the mounting rod and the active bevel gear 6 to rotate, and the active bevel gear 6 is meshed with the driven bevel gear 7, so that the driven bevel gear 7 can be driven to rotate, thereby driving the rotating shaft to rotate, and then driving the brick box 3 to flip, which can have a better drying effect on the magnesia carbon bricks.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A magnesia carbon brick drying device, characterized in that: The invention comprises a drying tank (1), a rotating drum (2) and a hot air blower (13); the drying tank (1) is rotatably mounted with a rotating drum (2); a plurality of brick boxes (3) for placing magnesia carbon bricks are rotatably mounted on the rotating drum (2); a plurality of ventilation holes are provided on the brick boxes (3); an air cloth hood (4) is fixedly arranged outside the drying tank (1); a plurality of air inlet holes (5) are provided on the wall of the drying tank (1); the drying tank (1) and the air cloth hood (4) are connected via the plurality of air inlet holes (5); the hot air blower (13) is fixedly mounted on the air cloth hood (4); and an air outlet of the hot air blower (13) is connected to the inside of the air cloth hood (4).

2. A magnesia carbon brick drying device according to claim 1, characterized in that: A second motor (12) is fixedly mounted on the bottom of the rotating drum (2), a mounting rod is fixedly mounted on the driving end of the second motor (12), the other end of the mounting rod is rotatably mounted on the top of the rotating drum (2), a plurality of active bevel gears (6) are fixedly mounted on the mounting rod, a plurality of rotating shafts are rotatably mounted on the rotating drum (2), one end of each of the plurality of rotating shafts extends into the rotating drum (2) and is fixedly mounted with a driven bevel gear (7) meshing with the plurality of active bevel gears (6), and a plurality of the brick boxes (3) are fixedly mounted on the plurality of rotating shafts.

3. A magnesia carbon brick drying device according to claim 2, characterized in that: A groove (8) is provided on the wall of the drying tank (1), a rotating ring (10) is rotatably installed in each of the grooves (8), a plurality of balls (9) are rotatably installed in each of the grooves (8), the plurality of balls (9) are in contact with the rotating ring (10), a plurality of shaft seats (17) are fixedly installed in each of the rotating rings (10), and the rotating shafts at the other ends of the plurality of brick boxes (3) are rotatably installed in the plurality of shaft seats.

4. A magnesia carbon brick drying device according to claim 1, characterized in that: A plurality of the brick boxes (3) are each provided with a first box door (14), and each of the first box doors (14) is provided with a ventilation hole.

5. A magnesia carbon brick drying device according to claim 1, characterized in that: A first motor (11) for driving the rotating drum (2) to rotate is fixedly mounted on the top of the drying tank (1).

6. A magnesia carbon brick drying device according to claim 1, characterized in that: An exhaust pipe (16) is fixedly connected to the air distribution hood (4).

7. A magnesia carbon brick drying device according to claim 1, characterized in that: The drying tank (1) is hingedly provided with a second door (15).

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