CN216898235U

CN216898235U - Silicon carbide material drying equipment

Info

Publication number: CN216898235U
Application number: CN202220428022.8U
Authority: CN
Inventors: 王长春; 刘源; 刘豪; 陈花朵
Original assignee: Jiaozuo Beixing Refractories Co ltd
Current assignee: Jiaozuo Beixing Refractories Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-07-05
Anticipated expiration: 2032-02-28

Abstract

The utility model relates to the technical field of processing and production of refractory materials, and discloses silicon carbide material drying equipment which comprises a barrel, wherein an outer drying plate and an inner drying plate are arranged in the barrel, a rotating shaft is arranged in the barrel, a first hot air cavity is arranged on the rotating shaft, a rake arm and a drying air pipe are arranged above the outer drying plate and the inner drying plate, the rake arm and the drying air pipe are connected to the rotating shaft, rake blades are arranged on the rake arm, the drying air pipe is communicated with the first hot air cavity, a hot air nozzle is arranged on the drying air pipe, a second hot air cavity is arranged on the outer drying plate and the inner drying plate, an air inlet pipe and an air outlet pipe are arranged on the side portion of the barrel, and a first connecting pipe and a second connecting pipe are further arranged in the barrel. The utility model can simultaneously dry the upper surface and the lower surface of the material, greatly improves the drying efficiency and the drying effect, reduces the energy consumption and saves the drying time.

Description

Silicon carbide material drying equipment

Technical Field

The utility model relates to the technical field of processing and production of refractory materials, in particular to silicon carbide material drying equipment.

Background

The silicon carbide material has stable chemical property, high heat conductivity coefficient, small thermal expansion coefficient and good wear resistance, thus being widely applied to various industries. The disc type continuous drier is a common drying device and comprises a cylinder body, an outer drying disc, an inner drying disc, a main shaft, a rake arm arranged on the main shaft, a plurality of rake blades arranged on the rake arm and the like, wherein the outer drying disc and the inner drying disc are mutually spaced and horizontally fixed in the cylinder body, and heating media are introduced into hollow inner cavities of the outer drying disc and the inner drying disc; when the drying device works, the main shaft rotates, materials on the outer drying disc move from outside to inside under the pushing of the rake blades and fall from the inner edge of the outer drying disc to the inner edge of the inner drying disc, the materials on the inner drying disc move from inside to outside under the pushing of the rake blades and fall from the outer edge of the inner drying disc to the outer drying disc, the materials are conveyed and turned by the rake blades and move in an Archimedes spiral track, and the materials are heated and dried by heat conducted by the drying disc in the moving process. Because the disc dryer only depends on the conduction heat transfer mode of the outer drying disc and the inner drying disc to dry the silicon carbide material, and the contact area of the material and the drying disc is limited, the defects of low drying efficiency and poor drying effect exist.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the prior art, the utility model provides silicon carbide material drying equipment.

In order to achieve the purpose, the utility model provides the following technical scheme: a silicon carbide material drying device comprises a barrel, wherein an outer drying plate and an inner drying plate are arranged in the barrel at intervals, the outer drying plate and the inner drying plate are annular, a rotating shaft is arranged in the barrel and located on the inner sides of the outer drying plate and the inner drying plate, the rotating shaft is connected with a driving assembly, a first hot air cavity is formed in the rotating shaft, the end portion of the rotating shaft penetrates through the barrel and is connected with a first air inlet pipe through a rotary joint, a rake arm and a drying air pipe are arranged above the outer drying plate and the inner drying plate, the rake arm and the drying air pipe are connected to the rotating shaft, rake blades used for scraping materials on the outer drying plate or the inner drying plate to the lower side are arranged on the rake arm, the drying air pipe is communicated with the first hot air cavity, a hot air nozzle is arranged on the drying air pipe, an annular second hot air cavity is arranged on the outer drying plate and the inner drying plate, and a spiral guide plate is arranged in the second hot air cavity, the top of the barrel is provided with a feeding hole and a moisture discharging hole, the bottom of the barrel is provided with a discharging hole, the side part of the barrel is provided with an air inlet pipe II and an air outlet pipe, a connecting pipe I connected with the air inlet pipe II and a connecting pipe II connected with the air outlet pipe are further arranged in the barrel, the outer drying disc or the inner drying disc is connected with the connecting pipe I through an inlet pipe arranged at the inner edge of the outer drying disc or the inner drying disc, and the outer drying disc or the inner drying disc is connected with the connecting pipe II through an outlet pipe arranged at the outer side part of the outer drying disc or the inner drying disc.

Preferably, the driving assembly comprises a driving motor, a first gear and a second gear, the driving motor is fixed on the cylinder, the first gear is connected with the driving motor, and the second gear is meshed with the first gear and is connected to the rotating shaft.

Preferably, the outer edge of the outer drying disk and the inner edge of the inner drying disk are both provided with a material baffle plate.

Preferably, the bottom of the outer drying plate and the bottom of the inner drying plate are both provided with a flow guide conical surface.

Preferably, a material guiding inclined plane is arranged in the cylinder body, and the discharge port is located at the lowest position of the material guiding inclined plane.

The utility model also includes other components which enable the normal use of a silicon carbide material drying apparatus, all by conventional means in the art. In addition, the undefined devices or components of the present invention are all those conventionally used in the art.

The utility model can dry the upper surface and the lower surface of the material simultaneously, and is matched with the conveying and turning actions of the rake arms and the rake blades, thereby greatly improving the drying efficiency and the drying effect, reducing the energy consumption and saving the drying time.

Drawings

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

Fig. 2 is an enlarged schematic view at a in fig. 1.

Fig. 3 is a transverse cross-sectional view of the outer drying tray of fig. 1.

In the figure: the drying device comprises a cylinder 1, an outer drying disk 2, an inner drying disk 3, a rotating shaft 4, a hot air cavity I5, an air inlet pipe I6, a rake arm 7, a drying air pipe 8, a hot air cavity II 9, a guide plate 10, a feed inlet 11, a moisture exhaust port 12, a discharge port 13, a connecting pipe I14, a connecting pipe II 15, an inlet pipe 16, a driving motor 17, a material baffle 18, a flow guide conical surface 19 and a material guide inclined surface 20.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-3, a silicon carbide material drying device comprises a cylinder 1, wherein an outer drying disc 2 and an inner drying disc 3 are arranged in the cylinder 1 at intervals, the outer drying disc 2 and the inner drying disc 3 are both annular, a rotating shaft 4 is arranged in the cylinder in a rotating manner, the rotating shaft 4 is positioned at the inner sides of the outer drying disc and the inner drying disc, the rotating shaft 4 is connected with a driving assembly, a hot air cavity I5 is arranged on the rotating shaft 4, the end part of the rotating shaft 4 penetrates through the cylinder 1 and is connected with an air inlet pipe I6 through a rotating joint, rake arms 7 and drying air pipes 8 are arranged above the outer drying disc and the inner drying disc, the rake arms 7 and the drying air pipes 8 are connected to the rotating shaft 4, rake blades used for scraping materials on the outer drying disc 2 or the inner drying disc 3 to the lower part are arranged on the rake arms 7, the drying air pipes 8 are communicated with the hot air cavity I5, hot air nozzles are arranged on the drying air pipes 8, annular hot air cavities II 9 are arranged on the outer drying disc 2 and the inner drying disc 3, the hot air cavity II 9 is internally provided with a spiral guide plate 10, the top of the barrel 1 is provided with a feed inlet 11 and a moisture exhaust port 12, the bottom of the barrel 1 is provided with a discharge outlet 13, the lateral part of the barrel 1 is provided with an air inlet pipe II and an air outlet pipe, a connecting pipe I14 connected with the air inlet pipe II and a connecting pipe II 15 connected with the air outlet pipe are also arranged in the barrel 1, the outer drying disc 2 or the inner drying disc 3 is respectively connected with the connecting pipe I14 through an inlet pipe 16 arranged at the inner edge of the outer drying disc 2 or the inner drying disc 3, and the outer drying disc 2 or the inner drying disc 3 is respectively connected with the connecting pipe II 15 through an outlet pipe arranged at the outer lateral part of the outer drying disc. In the embodiment, the outer drying disk 2 and the inner drying disk 3 are both connected with the inner wall of the cylinder body 1 through the connecting frame arranged on the outer side of the outer drying disk; the outer diameter of the outer drying disk 2 is larger than that of the inner drying disk 3, and the inner diameter of the outer drying disk 2 is larger than that of the small drying disk; the air inlet pipe I6 is communicated with the hot air cavity I5 through a rotary joint, the air inlet pipe I6 and the air inlet pipe II are used for introducing hot air, the hot air of the air inlet pipe I6 enters the hot air cavity I5 and then enters the drying air pipe 8, finally is sprayed out from a hot air nozzle to dry silicon carbide materials (hereinafter referred to as materials), the hot air of the hot air pipe II sequentially enters the hot air cavity II 9 through the connecting pipe I14 and the inlet pipe 16, is dried by heat transfer of the outer drying disc or the inner drying disc, and is discharged through the outlet pipe, the connecting pipe II 15 and the air outlet pipe; when hot air enters the annular hot air cavity II 9, the hot air enters from the inlet pipe 16 at the inner side and is discharged from the outlet pipe at the outer side part, and the spiral guide plate 10 is used for guiding the hot air, so that a gradually opened spiral track is formed in the hot air cavity II 9 and is uniformly distributed in the hot air cavity II 9, the motion track of the hot air is prolonged, hot air energy is fully utilized, and the materials are fully and uniformly dried; the hot air and the materials carry away the moisture in the materials after heat transfer and are discharged from the moisture discharging port.

Two outer drying discs 2 and two inner drying discs 3 are arranged in the embodiment, and in order to facilitate drawing, a rake arm and a drying air pipe are arranged above each outer drying disc or each inner drying disc, and the quantity of the rake arms and the drying air pipes can be flexibly set according to requirements during actual use.

The driving assembly comprises a driving motor 17, a first gear and a second gear, the driving motor 17 is fixed on the barrel body 1, the first gear is connected with the driving motor 17, and the second gear is meshed with the first gear and connected to the rotating shaft 4.

The outer edge of the outer drying disk 2 and the inner edge of the inner drying disk 3 are both provided with a material baffle plate 18. In this embodiment, striker plate 18 is the annular, and striker plate 18 can prevent that the material from directly falling to the bottom at barrel 1 from the outside of outer drying dish 2 or the inboard of interior drying dish 3, guarantees abundant, the complete drying to the material, avoids dry dead angle.

The bottom of the outer drying plate 2 and the bottom of the inner drying plate 3 are both provided with a flow guiding conical surface 19. In this embodiment, the inclination directions of the flow guiding conical surface 19 on the outer drying disk 2 and the flow guiding conical surface 19 on the inner drying disk 3 are opposite, and the flow guiding conical surface 19 can guide the wet air in the cylinder 1, so that the wet air can be lifted and discharged from the inner side of the outer drying disk 2 and the outer side of the inner drying disk 3 in time, and the wet air is prevented from being accumulated in the cylinder 1 to influence the drying of the material.

The cylinder 1 is internally provided with a material guiding inclined plane 20, and the discharge hole 13 is positioned at the lowest position of the material guiding inclined plane 20. The guiding inclined plane 20 can guide the dried material to discharge the material from the discharge hole 13 in time and completely.

The working principle is as follows: when the drying device works, materials to be dried enter the barrel body 1 from the feeding hole 11 and fall onto the outer drying disc 2 above the barrel body, the driving assembly drives the rotating shaft 4 to rotate, the rake arms 7 and the drying air pipes 8 rotate along the rotating shaft 4, and the materials are conveyed and turned by the rake blades and fall from top to bottom layer by layer along the outer drying disc 2 and the inner drying disc 3; in the material movement process, the drying air pipe 8 rotates along with the rotating shaft 4, the hot air nozzles on the drying air pipe blow out hot air to dry the upper surface of the material, the hot air cavities on the outer drying plate 2 and the inner drying plate 3 dry the lower surface of the material, and the dried material is discharged from the discharge hole 13.

Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.

Claims

1. The utility model provides a carborundum material drying equipment, includes the barrel, the interval is equipped with outer drying tray and interior drying tray in the barrel, its characterized in that: the outer drying plate and the inner drying plate are both annular, a rotating shaft is arranged in the barrel body and located on the inner sides of the outer drying plate and the inner drying plate, the rotating shaft is connected with a driving assembly, a first hot air cavity is formed in the rotating shaft, the end portion of the rotating shaft penetrates through the barrel body and is connected with a first air inlet pipe through a rotating joint, a rake arm and a drying air pipe are arranged above the outer drying plate and the inner drying plate and are connected onto the rotating shaft, rake blades used for scraping materials on the outer drying plate or the inner drying plate to the lower side are arranged on the rake arm, the drying air pipe is communicated with the first hot air cavity, a hot air nozzle is arranged on the drying air pipe, an annular second hot air cavity is arranged on the outer drying plate and the inner drying plate, a spiral guide plate is arranged in the second hot air cavity, a feed inlet and a moisture exhaust port are formed in the top of the barrel body, a discharge port is formed in the bottom of the barrel body, and an air inlet pipe and an air outlet pipe are arranged on the side portion of the barrel body, the cylinder body is also internally provided with a first connecting pipe connected with a second air inlet pipe and a second connecting pipe connected with an air outlet pipe, the outer drying disc or the inner drying disc is respectively connected with the first connecting pipe through an inlet pipe arranged at the inner edge of the outer drying disc or the inner drying disc, and the outer drying disc or the inner drying disc is respectively connected with the second connecting pipe through an outlet pipe arranged at the outer side part of the outer drying disc or the inner drying disc.

2. A silicon carbide material drying apparatus as claimed in claim 1, wherein: the driving assembly comprises a driving motor, a first gear and a second gear, the driving motor is fixed on the barrel, the first gear is connected with the driving motor, and the second gear is meshed with the first gear and connected to the rotating shaft.

3. A silicon carbide material drying apparatus as claimed in claim 1, wherein: the outer edge of the outer drying disc and the inner edge of the inner drying disc are both provided with a material baffle plate.

4. A silicon carbide material drying apparatus as claimed in claim 1, wherein: the bottom of the outer drying plate and the bottom of the inner drying plate are both provided with a flow guiding conical surface.

5. A silicon carbide material drying apparatus as claimed in claim 1, wherein: the cylinder is internally provided with a material guiding inclined plane, and the discharge hole is positioned at the lowest part of the material guiding inclined plane.