A drying device for fused magnesia raw materials

Abstract

The utility model discloses a drying device for fused magnesia raw materials, relates to the technical field of fused magnesia production, and comprises a workbench, a drying tank, an air intake hood, and a rotating rod; the drying tank is fixedly installed on the workbench, the air intake hood is fixedly installed on the outside of the drying tank, a fan is fixedly installed at the bottom of the workbench, an air outlet end of the fan is fixedly connected with an air outlet pipe, the air outlet pipe is communicated with the air intake hood, the air intake hood is communicated with the inside of the drying tank through a plurality of through holes, a top cover is movably installed on the top of the drying tank, the rotating rod is rotatably installed in the drying tank, and mutually communicated ventilation cavities are provided in the top cover and the rotating rod, which effectively solves the technical problem that the existing fused magnesia raw material drying device is difficult to make all the raw materials in the device fully contact with the drying gas, so it is easy to cause uneven drying of the fused magnesia raw materials.

Description

Technical Field

[0001] The utility model relates to the technical field of fused magnesia production, in particular to a drying device for fused magnesia raw materials. Background Art

[0002] Fused magnesia is a high-quality magnesia made from high-quality natural magnesite and smelted in a high-temperature electric furnace. Its grain development and particle volume density are better than those of sintered magnesia, and it is the best raw material for rebonded products and magnesium-carbon products. When preparing fused magnesia, the raw materials need to be dried by a drying device.

[0003] However, it is difficult for the existing fused magnesia raw material drying device to fully contact all the raw materials in the device with the drying gas, which easily leads to uneven drying of the fused magnesia raw material. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a drying device for fused magnesia raw materials, which solves the technical problems raised by the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model is implemented by the following technical scheme: a drying device for fused magnesia raw materials, comprising a workbench, a drying tank, an air intake hood, and a rotating rod; the drying tank is fixedly installed on the workbench, the air intake hood is fixedly installed on the outside of the drying tank, a fan is fixedly installed at the bottom of the workbench, an air outlet end of the fan is fixedly connected with an air outlet pipe, the air outlet pipe is communicated with the air intake hood, the air intake hood is communicated with the inside of the drying tank through a plurality of through holes, a top cover is movably installed on the top of the drying tank, the rotating rod is rotatably installed in the drying tank, a ventilation cavity connected to each other is opened in the top cover and the rotating rod, the ventilation cavity in the top cover is communicated with the air intake hood, a plurality of ventilation holes connected to the ventilation cavity in the rotating rod are opened on the wall of the rotating rod, a drying plate is fixedly installed on the rotating rod located at the plurality of ventilation holes, a drying cavity is opened in the drying plate, and a plurality of through holes connected to the drying cavity are opened on the wall of the drying plate.

[0006] Preferably, a side cover is detachably mounted on the side wall of the drying box, a containing box is detachably mounted on the side cover, and a desiccant is contained in the containing box.

[0007] Preferably, a pair of electric telescopic rods are fixedly installed on the workbench located on the side of the drying tank, and the telescopic ends of the pair of electric telescopic rods are fixedly connected to the top cover.

[0008] Preferably, a motor for driving the rotating rod to rotate is fixedly mounted on the top cover.

[0009] Preferably, a plurality of feed pipes are fixedly connected to the top cover, the bottoms of the plurality of feed pipes all pass through the top cover and are connected to the interior of the drying tank, and the tops of the plurality of feed pipes are fixedly connected to feed hoppers.

[0010] Preferably, a conical guide block is fixedly installed at the center of the feed hopper.

[0011] Preferably, a discharge pipe is fixedly connected to the bottom of the drying tank, and one end of the discharge pipe extends to below the workbench.

[0012] Preferably, a valve is provided on the discharge pipe.

[0013] Beneficial Effects

[0014] The utility model provides a drying device for fused magnesia raw materials, which has the following beneficial effects:

[0015] 1. By installing a drying tank, the fused magnesia raw material can be passed into the drying tank for drying. By installing a fan, the wind generated by the fan can be discharged into the air inlet hood through the air outlet pipe. By installing the air inlet hood, the gas can be evenly distributed in the air inlet hood, and then enter the drying tank and the ventilation cavity inside the top cover through the through hole. By installing a rotating rod, the rotation of the rotating rod can drive the drying plate to rotate, so that the fused magnesia raw material in the drying tank can be stirred. By opening a ventilation cavity and a ventilation hole in the rotating rod, the gas can enter the ventilation cavity in the rotating rod. By opening a plurality of through holes on the drying plate, the gas in the ventilation cavity in the rotating rod can enter the drying cavity in the drying plate through the ventilation hole, and then enter the drying tank. Therefore, while stirring the fused magnesia, the gas can be discharged, so that the fused magnesia raw material and the gas are fully mixed, and the fused magnesia raw material is dried evenly, so that a better drying effect can be achieved for the fused magnesia raw material;

[0016] 2. The side cover is installed to facilitate the removal of the containing box. The containing box can be used to contain desiccant. The containing desiccant allows part of the gas to pass through the desiccant and enter the drying tank to contact the raw materials, thereby further drying the raw materials. The containing box and the side cover are provided with a detachable connection to facilitate the replacement of the desiccant, thereby effectively preventing the desiccant from reducing its drying effect after long-term use.

[0017] 3. By installing an electric telescopic rod and starting the electric telescopic rod, the telescopic end of the electric telescopic rod can be extended to drive the top cover, the rotating rod, and the drying plate to rise, so as to facilitate opening the side cover and disassembling the containing box, thereby facilitating the replacement of the desiccant. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the internal structure of the utility model;

[0019] Figure 2 for Figure 1 A is an enlarged schematic diagram.

[0020] In the figure: 1. drying tank; 2. air inlet hood; 3. top cover; 4. rotating rod; 5. ventilation chamber; 6. desiccant; 7. vent; 8. drying plate; 9. containing box; 10. side cover; 11. feed pipe; 12. workbench; 13. feed hopper; 14. drying chamber; 15. guide block; 16. motor; 17. discharge pipe; 18. fan; 19. air outlet pipe; 20. valve; 21. electric telescopic rod. 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 1-2 The utility model provides a technical solution: a drying device for fused magnesia raw materials, comprising a workbench 12, a drying tank 1, an air intake hood 2, and a rotating rod 4; the drying tank 1 is fixedly installed on the workbench 12, the air intake hood 2 is fixedly installed on the outside of the drying tank 1, a fan 18 is fixedly installed at the bottom of the workbench 12, an air outlet end of the fan 18 is fixedly connected to an air outlet pipe 19, the air outlet pipe 19 is connected to the air intake hood 2, the air intake hood 2 is connected to the inside of the drying tank 1 through a plurality of through holes, a top cover 3 is movably installed on the top of the drying tank 1, and the rotating rod 4 is rotatably installed. Installed in the drying tank 1, the top cover 3 and the rotating rod 4 are provided with mutually connected ventilation chambers 5, the ventilation chamber 5 in the top cover 3 is connected with the air inlet hood 2, a plurality of ventilation holes 7 connected with the ventilation chamber 5 in the rotating rod 4 are provided on the wall of the rotating rod 4, a drying plate 8 is fixedly installed on the rotating rod 4 at the plurality of ventilation holes 7, a drying chamber 14 is provided in the drying plate 8, a plurality of through holes connected with the drying chamber 14 are provided on the wall of the drying plate 8, and the diameters of the through holes provided on the air inlet hood 2 and the wall of the drying plate 8 are both smaller than the diameter of the fused magnesia raw material.

[0023] In this embodiment, by installing a drying tank 1, the fused magnesia raw material can be passed into the drying tank 1 for drying. By installing a fan 18, the wind generated by the fan 18 can be discharged into the air inlet hood 2 through the air outlet pipe 19. By installing the air inlet hood 2, the gas can be evenly distributed in the air inlet hood 2, and then enter the drying tank 1 and the ventilation cavity 5 inside the top cover 3 through the through hole. By installing a rotating rod 4, the rotating rod 4 can drive the drying plate 8 to rotate, so that the fused magnesia raw material in the drying tank 1 can be stirred. By opening a ventilation cavity 5 and a ventilation hole 7 in the rotating rod 4, gas can enter the ventilation cavity 5 in the rotating rod 4. By opening a plurality of through holes in the drying plate 8, gas in the ventilation cavity 5 in the rotating rod 4 can enter the drying cavity 14 in the drying plate 8 through the ventilation hole 7, and then enter the drying tank 1. Thus, while the fused magnesia is being stirred, gas can be discharged, so that the fused magnesia raw material and the gas are fully mixed, and the fused magnesia raw material is dried evenly, so that a better drying effect can be achieved on the fused magnesia raw material.

[0024] As an embodiment of the present utility model, a side cover 10 is detachably mounted on the side wall of the drying box, and a containing box 9 is detachably mounted on the side cover 10 , wherein the containing box 9 contains a desiccant 6 .

[0025] In this embodiment, the side cover 10 is installed to facilitate the removal of the containing box 9. The containing box 9 can be used to contain the desiccant 6. By containing the desiccant 6, part of the gas can enter the drying tank 1 after passing through the desiccant 6 and contact the raw material, thereby further drying the raw material. The containing box 9 and the side cover 10 are arranged to be detachably connected to facilitate the replacement of the desiccant 6.

[0026] As an embodiment of the utility model, a pair of electric telescopic rods 21 are fixedly installed on the workbench 12 located at the side of the drying tank 1 , and the telescopic ends of the pair of electric telescopic rods 21 are fixedly connected to the top cover 3 .

[0027] In this embodiment, by installing an electric telescopic rod 21 and starting the electric telescopic rod 21, the telescopic end of the electric telescopic rod 21 extends to drive the top cover 3, the rotating rod 4, and the drying plate 8 to rise, thereby facilitating the opening of the side cover 10 and the removal of the containing box 9, thereby facilitating the replacement of the desiccant 6.

[0028] As an embodiment of the present utility model, a motor 16 for driving the rotating rod 4 to rotate is fixedly mounted on the top cover 3 .

[0029] In this embodiment, the motor 16 is installed and the rotating rod 4 can be driven to rotate by starting the motor 16 .

[0030] As an embodiment of the utility model, a plurality of feed pipes 11 are fixedly connected to the top cover 3 , the bottoms of the plurality of feed pipes 11 all pass through the top cover 3 and are connected to the interior of the drying tank 1 , and a feed hopper 13 is fixedly connected to the tops of the plurality of feed pipes 11 .

[0031] In this embodiment, by installing a feed hopper 13, the fused magnesia raw material can be put into the feed hopper 13, and by installing a plurality of feed pipes 11, the raw material in the feed hopper 13 can enter the drying tank 1 through the plurality of feed pipes 11.

[0032] As an embodiment of the present utility model, a conical guide block 15 is fixedly installed at the center of the feed hopper 13 .

[0033] In this embodiment, by installing a conical guide block 15 , the raw materials entering the feed hopper 13 can be guided so that the raw materials enter the drying tank 1 through a plurality of feed pipes 11 .

[0034] As an embodiment of the present invention, a discharge pipe 17 is fixedly connected to the bottom of the drying tank 1 , and one end of the discharge pipe 17 extends to below the workbench 12 .

[0035] In this embodiment, a discharge pipe 17 is installed so that the raw materials in the drying tank 1 can be discharged through the discharge pipe 17 .

[0036] As an embodiment of the present utility model, a valve 20 is provided on the discharge pipe 17 .

[0037] In this embodiment, the discharge amount can be controlled by providing a valve 20 .

[0038] 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.

[0039] The working principle and use process of the utility model are as follows: when in use, the fused magnesia raw material is introduced into the feed hopper 13, and then can enter the drying tank 1 through the feed pipe 11, the fan 18 is started, and the wind generated by the fan 18 enters the air intake hood 2 through the air outlet pipe 19, and then part of the gas can directly enter the drying tank 1 through the air vent 7 on the air intake hood 2, and part of the gas can enter the ventilation cavity 5 of the top cover 3, and then enter the ventilation cavity 5 in the rotating rod 4, and then enter the drying cavity 14 through the air vent 7 and then be discharged into the drying tank 1. During the ventilation process, the motor 16 is started, and the driving end of the motor 16 drives The rotating rod 4 rotates, thereby driving the drying plate 8 to rotate, so as to stir the raw materials in the drying tank 1, so that the raw materials can be more fully contacted with the gas, thereby achieving a better drying effect on the raw materials. The dried raw materials can be discharged through the discharge pipe, and the gas inside the drying tank 1 can be discharged through the exhaust hole on the drying tank 1. When the desiccant 6 in the containing box 9 needs to be replaced, the electric telescopic rod 21 is started, and the telescopic end of the electric telescopic rod 21 is extended and retracted to drive the top cover 3, the rotating rod 4, and the drying plate 8 to rise. The side cover 10 can be opened to take out the containing box 9, and the containing box 9 can be removed to replace the desiccant 6 inside it.

[0040] Although the 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 drying device for fused magnesia raw materials, characterized in that: The invention comprises a workbench (12), a drying tank (1), an air intake hood (2), and a rotating rod (4); the drying tank (1) is fixedly mounted on the workbench (12), the air intake hood (2) is fixedly mounted on the outside of the drying tank (1), a fan (18) is fixedly mounted on the bottom of the workbench (12), an air outlet end of the fan (18) is fixedly connected to an air outlet pipe (19), the air outlet pipe (19) is connected to the air intake hood (2), the air intake hood (2) is connected to the inside of the drying tank (1) through a plurality of through holes, a top cover (3) is movably mounted on the top of the drying tank (1), and the rotating rod (4) is fixedly mounted on the bottom of the workbench (12), and a top cover (3) is fixedly mounted on the top of the drying tank (1). (4) is rotatably mounted in the drying tank (1), the top cover (3) and the rotating rod (4) are provided with mutually communicating ventilation cavities (5), the ventilation cavity (5) in the top cover (3) is connected to the air inlet cover (2), a plurality of ventilation holes (7) connected to the ventilation cavity (5) in the rotating rod (4) are provided on the wall of the rotating rod (4), a drying plate (8) is fixedly mounted on the rotating rod (4) at the plurality of ventilation holes (7), a drying cavity (14) is provided in the drying plate (8), and a plurality of through holes connected to the drying cavity (14) are provided on the wall of the drying plate (8).

2. A drying device for fused magnesia raw materials according to claim 1, characterized in that: A side cover (10) is detachably mounted on the side wall of the drying plate (8), and a containing box (9) is detachably mounted on the side cover (10), wherein the containing box (9) contains a desiccant (6).

3. A drying device for fused magnesia raw materials according to claim 1, characterized in that: A pair of electric telescopic rods (21) are fixedly mounted on the workbench (12) located on the side of the drying tank (1), and the telescopic ends of the pair of electric telescopic rods (21) are fixedly connected to the top cover (3).

4. A drying device for fused magnesia raw materials according to claim 3, characterized in that: A motor (16) for driving the rotating rod (4) to rotate is fixedly mounted on the top cover (3).

5. A drying device for fused magnesia raw materials according to claim 1, characterized in that: A plurality of feed pipes (11) are fixedly connected to the top cover (3); the bottoms of the plurality of feed pipes (11) all pass through the top cover (3) and are connected to the interior of the drying tank (1); and the tops of the plurality of feed pipes (11) are fixedly connected to feed hoppers (13).

6. A drying device for fused magnesia raw materials according to claim 5, characterized in that: A conical guide block (15) is fixedly installed at the center of the feed hopper (13).

7. A drying device for fused magnesia raw materials according to claim 1, characterized in that: A discharge pipe (17) is fixedly connected to the bottom of the drying tank (1), and one end of the discharge pipe (17) extends to below the workbench (12).

8. A drying device for fused magnesia raw materials according to claim 7, characterized in that: The discharge pipe (17) is provided with a valve (20).

Images