CN213699942U - Multilayer carbon fiber crucible - Google Patents

Abstract

The utility model discloses a multilayer carbon fiber crucible, including first fibrous layer, second fibrous layer, third fibrous layer, fourth fibrous layer and coating, first fibrous layer, second fibrous layer, third fibrous layer and fourth fibrous layer outwards set gradually by the lining, and the inside central point of second fibrous layer puts the department and inlays and be equipped with the circular slab. Through the arrangement of the first fiber layer, the second fiber layer, the third fiber layer, the fourth fiber layer, the reinforcing strips and the annular ribs, when the crucible is heated and expanded, the axial stability and the transverse stability of the crucible can be improved through the reinforcing strips and the annular ribs, the first fiber layer and the fourth fiber layer can bear slight deformation of the crucible when the crucible is heated and expanded, the practicability of the crucible is improved, the normal use of the crucible is ensured, and the service life of the crucible is prolonged; through coating and the riser that sets up, can improve the stability that the fibrous layer junction is connected, prevent that the junction from exposing and then taking place the fracture between the fibrous layer in the crucible use, improve the quality of crucible.

Description

Multilayer carbon fiber crucible

Technical Field

The utility model relates to a crucible technical field especially relates to a multilayer carbon fiber crucible.

Background

The carbon fiber is high-strength high-modulus fiber with carbon content of more than 90 percent, the high-temperature resistance is the first of all chemical fibers, the acrylic fiber and the viscose fiber are used as raw materials and are oxidized and carbonized at high temperature to form the high-strength high-modulus carbon fiber, the high-temperature-resistant high-modulus carbon fiber is an excellent material for manufacturing high-tech equipment such as aerospace and the like, the crucible is an important component of a chemical instrument, is a container for melting and refining metal liquid, heating solid and liquid and reacting, is a foundation for ensuring the smooth chemical reaction, and has more specifications, the crucible is not limited by production scale, batch size and smelting material variety when in application, can be selected at will, has strong applicability, can ensure the purity of the smelted material, is widely applied to the steel industry, for example, iron oxide waste materials are recovered and reduced to produce pig iron, and the method is also applied to the carbonization industry to produce carbonized carbon, and is also applied to the molding production of monocrystalline silicon and polycrystalline silicon.

When the existing crucible is used for operations such as melting, the crucible is always in a high-temperature environment for a long time, the requirement on the structure of the pot body is higher, so that the crucible is cracked frequently in the using process, the normal use of the crucible is influenced, and the service life of the crucible is shortened.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a multilayer carbon fiber crucible uses when thermal expansion, strengthens strip and annular rib and can improve crucible axial and horizontal stability, and first fibrous layer and fourth fibrous layer can bear the slight deformation of crucible when thermal expansion, promote the practicality of crucible, guarantee the normal use of crucible, prolong the life of crucible.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a multilayer carbon fiber crucible, includes first fibrous layer, second fibrous layer, third fibrous layer, fourth fibrous layer and coating, first fibrous layer, second fibrous layer, third fibrous layer and fourth fibrous layer outwards set gradually by the lining, the inside central point department of putting of second fibrous layer inlays and is equipped with the circular slab, the circular slab edge evenly is provided with the reinforcement strip, the inside of third fibrous layer inlays and is equipped with annular rib.

As a preferred technical scheme of the utility model, the cladding layer is wrapped and is established in first fibrous layer, second fibrous layer, third fibrous layer and fourth fibrous layer top junction, the cladding both sides wall bonds with first fibrous layer and fourth fibrous layer table wall respectively, the bottom that the cladding corresponds the lateral wall with first fibrous layer is provided with the riser.

As an optimal technical scheme of the utility model, the riser is provided with four, the riser equidistance sets up at the first fibre in situ table wall.

As an optimized technical solution of the present invention, the first fiber layer and the fourth fiber layer are all set to be a rhombic grid structure.

As an optimal technical scheme of the utility model, first fibrous layer, second fibrous layer, third fibrous layer and fourth fibrous layer are formed by the carbon fiber material preparation.

As a preferred technical scheme of the utility model, the circular slab forms with the mode preparation of reinforcing bar adoption integration, reinforcing bar radiation form sets up inside the second fibrous layer.

As an optimized technical scheme of the utility model, the tangent plane diameter corresponding setting of annular rib radius and third fibrous layer internal position.

As an optimized technical scheme of the utility model, first fibrous layer, second fibrous layer, third fibrous layer and fourth fibrous layer inside all are filled with the filler.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. through the arrangement of the first fiber layer, the second fiber layer, the third fiber layer, the fourth fiber layer, the reinforcing strips and the annular ribs, when the crucible is heated and expanded, the axial stability and the transverse stability of the crucible can be improved through the reinforcing strips and the annular ribs, the first fiber layer and the fourth fiber layer can bear slight deformation of the crucible when the crucible is heated and expanded, the practicability of the crucible is improved, the normal use of the crucible is ensured, and the service life of the crucible is prolonged;

2. through coating and the riser that sets up, can improve the stability that the fibrous layer junction is connected, prevent that the junction from exposing and then taking place the fracture between the fibrous layer in the crucible use, improve the quality of crucible.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the connection structure of the reinforcing strip and the circular plate of the present invention.

Wherein: 1. a third fibrous layer; 2. an annular rib; 3. a second fibrous layer; 4. reinforcing the strips; 5. a fourth fibrous layer; 6. a first fibrous layer; 7. a coating layer; 8. a vertical plate; 9. a circular plate.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-3, a multi-layer carbon fiber crucible comprises a first fiber layer 6, a second fiber layer 3, a third fiber layer 1, a fourth fiber layer 5 and a coating layer 7, wherein the first fiber layer 6, the second fiber layer 3, the third fiber layer 1 and the fourth fiber layer 5 are sequentially arranged from inside to outside, a circular plate 9 is embedded in the center of the inside of the second fiber layer 3, reinforcing strips 4 are uniformly arranged on the edge of the circular plate 9, and annular ribs 2 are embedded in the third fiber layer 1;

during the use, the crucible is heated and takes place the inflation, when the crucible takes place the inflation along axial direction, consolidate 4 cooperation circular slabs 9 of strip and can promote the axial intensity of crucible, when the crucible receives horizontal bulging force, annular rib 2 can improve the horizontal resistance to expansion of crucible, first fibrous layer 6 and fourth fibrous layer 5 can promote certain ductility, first fibrous layer 6 through setting up, second fibrous layer 3, third fibrous layer 1, fourth fibrous layer 5, consolidate 4 and annular rib 2, when the crucible uses the thermal expansion, consolidate 4 and annular rib 2 and can improve crucible axial and horizontal stability, first fibrous layer 6 and fourth fibrous layer 5 can bear the slight deformation when the crucible is heated the inflation, promote the practicality of crucible, guarantee the normal use of crucible, the life of extension crucible.

In other embodiments, the coating layer 7 is wrapped at the connection position of the tops of the first fiber layer 6, the second fiber layer 3, the third fiber layer 1 and the fourth fiber layer 5, two side walls of the coating layer 7 are respectively bonded with the surface walls of the first fiber layer 6 and the fourth fiber layer 5, and the bottom of the coating layer 7, corresponding to the side wall of the first fiber layer 6, is provided with a vertical plate 8;

during the use, be heated as the crucible, the inflation degree size between the inside a plurality of fibrous layers of crucible has small difference, along with the increase of using the number of times, small deformation can take place for a plurality of fibrous layer top edges, coating 7 can prevent that the deformation position from exposing and receive the destruction of external use, further lead to the top junction to be destroyed, riser 8 can improve the durable degree of coating 7, coating 7 and riser 8 through setting up, can improve the stability that fibrous layer junction connects, prevent that the junction from exposing and then taking place the fracture between the fibrous layer in the crucible use, improve the quality of crucible.

In other embodiments, four risers 8 are arranged, and the risers 8 are equidistantly arranged on the inner surface wall of the first fiber layer 6; the bottom of the coating layer 7 can be reinforced, and the stability of the coating layer 7 is improved.

In other embodiments, the first fiber layer 6 and the fourth fiber layer 5 are arranged in a diamond-shaped grid-like structure; the rhombic latticed shape can have good ductility in the transverse direction and the axial direction, and the capability of the crucible to deform under heating can be improved.

In other embodiments, the first fiber layer 6, the second fiber layer 3, the third fiber layer 1 and the fourth fiber layer 5 are made of carbon fiber materials; the carbon fiber has high strength and high modulus fiber, is high temperature resistant at the head of all chemical fibers, and is very suitable for manufacturing and producing crucibles.

In other embodiments, the circular plate 9 and the reinforcing strips 4 are manufactured in an integrated manner, and the reinforcing strips 4 are radially arranged inside the second fiber layer 3; the axial tensile property of the second fiber layer 3 can be improved, and the axial cracking resistance of the crucible can be further improved.

In other embodiments, the radius of the annular ribs 2 is set corresponding to the diameter of the section at the inner position of the third fiber layer 1; the transverse crack resistance of the third fiber layer 1 can be improved, and the transverse crack resistance of the crucible can be further improved.

In other embodiments, the first fiber layer 6, the second fiber layer 3, the third fiber layer 1 and the fourth fiber layer 5 are filled with filler; the choice of the filler is extremely refractory, as is known in the art, and will be understood by those skilled in the art and not described in further detail herein.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a multilayer carbon fiber crucible, includes first fibrous layer (6), second fibrous layer (3), third fibrous layer (1), fourth fibrous layer (5) and coating (7), its characterized in that: first fibrous layer (6), second fibrous layer (3), third fibrous layer (1) and fourth fibrous layer (5) outwards set gradually by the lining, the inside central point department of putting of second fibrous layer (3) inlays and is equipped with circular slab (9), circular slab (9) edge evenly is provided with reinforcing strip (4), third fibrous layer (1) inside inlays and is equipped with annular rib (2).

2. The multi-layered carbon fiber crucible as set forth in claim 1, wherein: coating (7) package is established at first fibrous layer (6), second fibrous layer (3), third fibrous layer (1) and fourth fibrous layer (5) top junction, coating (7) both sides wall bonds with first fibrous layer (6) and fourth fibrous layer (5) table wall respectively, coating (7) are provided with riser (8) with the bottom that first fibrous layer (6) correspond the lateral wall.

3. The multi-layered carbon fiber crucible as set forth in claim 2, wherein: the riser (8) are provided with four, riser (8) equidistance setting is at first fibre layer (6) interior table wall.

4. The multi-layered carbon fiber crucible as set forth in claim 1, wherein: the first fiber layer (6) and the fourth fiber layer (5) are both arranged into a rhombic grid structure.

5. The multi-layered carbon fiber crucible as set forth in claim 1, wherein: the first fiber layer (6), the second fiber layer (3), the third fiber layer (1) and the fourth fiber layer (5) are all made of carbon fiber materials.

6. The multi-layered carbon fiber crucible as set forth in claim 1, wherein: the round plate (9) and the reinforcing strips (4) are manufactured in an integrated mode, and the reinforcing strips (4) are radially arranged inside the second fiber layer (3).

7. The multi-layered carbon fiber crucible as set forth in claim 1, wherein: the radius of the annular ribs (2) is arranged corresponding to the diameter of the section at the inner position of the third fiber layer (1).

8. The multi-layered carbon fiber crucible as set forth in claim 2, wherein: the first fiber layer (6), the second fiber layer (3), the third fiber layer (1) and the fourth fiber layer (5) are filled with fillers.

Images