Columnar special ceramic crucible structure
By combining the movable rod and the blocking block in the columnar special ceramic crucible structure, the problem of uneven heat distribution is solved, achieving uniform heating of materials and improving corrosion resistance, thus enhancing the crucible's performance.
Patent Information
- Application Number
- CN202423130140.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-18
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-12-18
AI Technical Summary
Existing special ceramic crucibles suffer from uneven heat distribution during heating, leading to excessive calcination of the material surface and affecting quality.
A columnar special ceramic crucible structure was designed. By setting a moving rod, a blocking block and a baffle inside the crucible, the crucible is driven to swing back and forth by the impact force of hot gas, so as to achieve uniform heating of the material. A silicon nitride coating is applied to the inner wall of the crucible to improve corrosion resistance.
This method achieves uniform heating of the material, improves calcination quality, enhances the crucible's corrosion resistance and structural stability, and facilitates material pouring and cleaning.
Smart Images
Figure CN223678227U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the crucible technical field especially relates to a columnar special ceramic crucible structure. BACKGROUND
[0002] In modern industrial production, such as metallurgy, chemical industry, material synthesis and the like, it is often necessary to use a crucible to contain and process high-temperature, highly corrosive substances. Compared with traditional crucibles, special ceramics have become an ideal material for manufacturing high-performance crucibles because of their excellent high-temperature resistance, corrosion resistance, high strength, and the like.
[0003] Most existing special ceramic crucibles are made of graphite carbonized material. Heating equipment is usually connected to the outside to heat the material. However, the existing ceramic crucible still has some defects in the structure design. When the material is heated, the heat distribution is uneven, which may cause excessive calcination of the material surface and affect the quality, seriously affecting the use effect of the crucible. SUMMARY
[0004] The utility model discloses a columnar special ceramic crucible structure to solve the problem of uneven heat distribution when the material is heated, which may cause excessive calcination of the material surface and affect the quality, seriously affecting the use effect of the crucible.
[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:
[0006] A columnar special ceramic crucible structure includes a crucible body and a crucible cover. An inner cavity is formed in the upper end of the crucible body. A cylindrical hole is formed through the side of the crucible cover. An air inlet hole is formed in the lower surface of the crucible cover and is in communication with the cylindrical hole.
[0007] A moving rod is horizontally slidably mounted in the cylindrical hole through a support. The two ends of the moving rod pass through the cylindrical hole. A plug is fixedly installed at the middle part of the moving rod. The plug is sealingly slid in the cylindrical hole. The plug is slid above the air inlet hole.
[0008] A support assembly is installed on the crucible body for supporting itself. Symmetrical baffles are fixedly installed on the support assembly. The two ends of the moving rod are located between the two baffles.
[0009] Preferably, the support assembly includes two rotating shafts fixedly installed symmetrically on the side of the crucible body and two support arms rotatably installed at one end of the two rotating shafts. Arc-shaped plates are fixedly installed symmetrically on the two support arms. The two baffles are vertically fixedly installed on the two arc-shaped plates, respectively.
[0010] Preferably, a fixed screw hole is formed in each of the two support arms. A fixed bolt is inserted into each of the two fixed screw holes.
[0011] Preferably, the pot body is cylindrical, and the inner cavity is conical, and the top opening of the inner cavity is larger than the bottom.
[0012] Preferably, the middle and lower part of the outer sidewall of the pot body is sleeved with an annular reinforcing rib, and the reinforcing rib is integrally formed with the pot body.
[0013] Preferably, the inner wall of the inner cavity is coated with a coating layer, and the coating layer is made of silicon nitride.
[0014] In the utility model, beneficial effects are that:
[0015] When the material is heated, the hot gas in the crucible is discharged from both ends of the cylindrical hole, at this time, through the cooperation of the moving rod, the block and the baffle, the crucible can be automatically driven to swing back and forth under the action of the supporting assembly, so as to shake the material in the crucible, so that the material can be uniformly heated, the calcination quality of the material surface is ensured, and the use effect of the crucible is improved.
[0016] The coating layer can further improve the resistance of the crucible to corrosive substances, and at the same time, reduce the adhesion of the material in the crucible to the wall of the crucible at high temperature, facilitate the pouring and cleaning of the material. BRIEF DESCRIPTION OF DRAWINGS
[0017] Fig. 1 A three-dimensional structure schematic view of a columnar special ceramic crucible structure is provided for the utility model;
[0018] Fig. 2 A three-dimensional sectional structure schematic view of a cover is provided for the utility model;
[0019] Fig. 3 A front view sectional structure schematic view of a pot body is provided for the utility model.
[0020] In the drawing: 1, pot body; 2, cover; 3, cylindrical hole; 4, air inlet hole; 5, support; 6, moving rod; 7, block; 8, baffle; 9, rotating shaft; 10, supporting arm; 11, arc plate; 12, fixed bolt; 13, inner cavity; 14, reinforcing rib; 15, coating layer. DETAILED DESCRIPTION
[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.
[0022] Reference Figs. 1-3The utility model provides a kind of columnar special ceramic crucible structure, including crucible body 1 and lid 2, the inner cavity 13 is set in the upper end of crucible body 1, the cylindrical hole 3 is set in the lateral surface of lid 2, the lower surface of lid 2 is set with the gas inlet hole 4 being communicated with the cylindrical hole 3, the moving rod 6 is slidably installed in the cylindrical hole 3 by support 5, the both ends of moving rod 6 are out of cylindrical hole 3, the middle part of moving rod 6 is fixedly installed with the block 7, the block 7 is sealed in the cylindrical hole 3, the block 7 is slidably above the gas inlet hole 4, the support assembly for supporting itself is installed on the crucible body 1, the baffle 8 is symmetrically fixedly installed on the support assembly, and the both ends of moving rod 6 are located between two baffles 8.
[0023] When the material is heated, the material is placed in the crucible body 1, the lid 2 is covered, then the crucible is connected with heating equipment (the heating equipment is prior art, not shown in the figure) by the support assembly, initially, the block 7 is located at one side of the gas inlet hole 4, and then blocks one end of the cylindrical hole 3, and the other end is opened, in the process of heating, a large amount of hot gas is generated in the inner cavity 13, at this time, the hot gas enters the cylindrical hole 3 through the gas inlet hole 4, under the block of the block 7, the hot gas is discharged from one end of the cylindrical hole 3, because the speed of hot gas generated in the inner cavity 13 is greater than the speed of discharge of the cylindrical hole 3, when the hot gas is discharged from the cylindrical hole 3, a greater impact force is generated, under the reaction force of the impact force, the crucible body 1 can be driven to rotate to one side, and one end of the moving rod 6 approaches the baffle 8 direction, until one end of the moving rod 6 hits the baffle 8, so that the moving rod 6 moves in the cylindrical hole 3, and drives the block 7 to move, the block 7 moves to the other side of the gas inlet hole 4, and then blocks one end of the cylindrical hole 3 just discharging gas, at this time, one end of the cylindrical hole 3 just blocked is opened, the hot gas is discharged, at this time, the crucible body 1 is driven to rotate to the other side, and the automatic realization of the crucible swings on the heating equipment, so as to shake the material in the crucible, so that the material can be uniformly heated, the surface calcination quality of the material is guaranteed, and the use effect of the crucible is improved.
[0024] The support assembly includes two rotating shafts 9 fixedly installed on the side surface of the crucible body 1 and two support arms 10 rotatably installed at one end of the two rotating shafts 9, the two support arms 10 are symmetrically fixedly installed with arc plates 11, the two baffles 8 are vertically fixedly installed on the two arc plates 11, and the two support arms 10 are provided with fixed screw holes, and the two fixed screw holes are provided with fixed bolts 12.
[0025] The two support arms 10 are connected with the heating equipment by the fixed bolts 12, the crucible body 1 is rotatably installed between the two support arms 10 by the rotating shafts 9, so that the crucible can swing on the heating equipment.
[0026] The crucible body 1 is cylindrical, and the inner cavity 13 is conical, and the top opening of the inner cavity 13 is larger than the bottom opening, which is beneficial to accommodate the expansion of the material in the crucible under high temperature, reduces the impact of the internal pressure on the crucible wall, and the thickness of the crucible wall gradually changes from top to bottom, the upper part is thin, and the lower part is gradually thickened, the design of the upper part being thin is beneficial to reduce the thermal resistance in the heat conduction process, so that the material in the crucible can be heated faster, and the lower part is thickened to better bear the weight of the material in the crucible and the high temperature of the bottom, and the structural stability of the whole crucible is enhanced.
[0027] The middle and lower parts of the outer side wall of the crucible body 1 are fixedly sleeved with annular reinforcing ribs 14, the reinforcing ribs 14 are integrally formed with the crucible body 1, the radial strength of the crucible is increased, and the heat dissipation efficiency of the crucible is also improved to a certain extent.
[0028] The inner wall of the inner cavity 13 is coated with a coating layer 15, the coating layer 15 is made of silicon nitride, the coating layer 15 can further improve the resistance of the crucible to corrosive substances, and meanwhile, the adhesion of the material in the crucible to the crucible wall under high temperature is reduced, so that the pouring and cleaning of the material are facilitated.
[0029] In the utility model, a large amount of hot gas is generated in the inner cavity 13 during the heating process of the material, at this time, the hot gas enters the cylindrical hole 3 through the air inlet hole 4, and the hot gas is discharged from one end of the cylindrical hole 3 under the plugging of the block 7, since the speed of the hot gas generated in the inner cavity 13 is greater than the speed of the hot gas discharged from the cylindrical hole 3, when the hot gas is discharged from the cylindrical hole 3, a greater impact force is generated, under the reaction force of the impact force, the crucible body 1 can be driven to rotate to one side, and one end of the moving rod 6 moves close to the baffle 8, until one end of the moving rod 6 hits the baffle 8, so that the moving rod 6 moves in the cylindrical hole 3 and drives the block 7 to move, the block 7 moves to the other side of the air inlet hole 4, and then blocks one end of the cylindrical hole 3 from which the gas is just discharged, at this time, the end of the cylindrical hole 3 which is just blocked is opened, the hot gas is discharged, at this time, the crucible body 1 is driven to rotate to the other side, and the automatic realization of the crucible swinging on the heating equipment is realized, so that the material in the crucible is shaken, the material can be uniformly heated, the calcination quality of the surface of the material is ensured, and the use effect of the crucible is improved.
[0030] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.
Claims
1. A columnar special ceramic crucible structure comprising a crucible body (1) and a lid (2), characterized in that, The inner cavity (13) is arranged at the upper end of the pot body (1), the cylindrical hole (3) is arranged at the side of the pot cover (2), and the air inlet hole (4) is arranged at the lower surface of the pot cover (2) and communicates with the cylindrical hole (3). The moving rod (6) is horizontally slidably arranged in the cylindrical hole (3) through the support (5), both ends of the moving rod (6) are arranged outside the cylindrical hole (3), the middle part of the moving rod (6) is fixedly arranged with the block (7), the block (7) is sealingly slid in the cylindrical hole (3), and the block (7) is slid above the air inlet hole (4). The support assembly is arranged on the pot body (1) and used for supporting the pot body (1), the baffle (8) is symmetrically and fixedly arranged on the support assembly, and both ends of the moving rod (6) are located between the two baffles (8).
2. A columnar special ceramic crucible structure according to claim 1, characterized in that, The support assembly comprises two rotating shafts (9) which are symmetrically and fixedly arranged on the side of the pot body (1) and two support arms (10) which are respectively and rotatably arranged at one end of the two rotating shafts (9), the arc-shaped plate (11) is symmetrically and fixedly arranged on the two support arms (10), and the baffle (8) is vertically and fixedly arranged on the two arc-shaped plates (11).
3. A columnar special ceramic crucible structure according to claim 2, characterized in that, The fixing screw holes are arranged on the two support arms (10), and the fixing bolts (12) are arranged in the fixing screw holes.
4. The columnar special ceramic crucible structure according to claim 1, wherein, The pot body (1) is in a cylindrical shape, the inner cavity (13) is in a conical shape, and the opening at the top of the inner cavity (13) is larger than the opening at the bottom.
5. The columnar special ceramic crucible structure according to claim 1, wherein, The reinforcing ribs (14) are arranged on the middle part and the lower part of the outer side wall of the pot body (1), and the reinforcing ribs (14) are integrally formed with the pot body (1).
6. The columnar special ceramic crucible structure according to claim 1, wherein, The inner wall of the inner cavity (13) is coated with the coating (15), and the coating (15) is made of silicon nitride.