CN210399954U

CN210399954U - Split type graphite crucible

Info

Publication number: CN210399954U
Application number: CN201921041420.9U
Authority: CN
Inventors: 邬其谚; 叶鸿钧; 叶石华
Original assignee: Maoming City Maonan District Shuanglong Coating Graphite Mold Factory
Current assignee: Maoming City Maonan District Shuanglong Coating Graphite Mold Factory
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-04-24
Anticipated expiration: 2029-07-05

Abstract

The utility model aims at providing a amalgamation formula graphite crucible to improve the utilization ratio of material, reduce cost. The split type graphite crucible of the utility model is formed by splicing a bottom plate made of graphite and four side plates, wherein each side plate comprises a front side plate, a rear side plate, a left side plate and a right side plate; the key points are that the side parts of the side plates are provided with meshing grooves, and the adjacent side plates are meshed with each other during installation and are fixedly connected by bolts positioned at the meshing grooves; horizontal grooves are formed in the bottoms of the front side plate and the rear side plate, and the end portions of the horizontal grooves extend to the side edges of the corresponding side plates; the bottom of left side board, right side board is equipped with both ends confined horizontal groove, be equipped with the sand grip that the card is gone into in the horizontal groove around the bottom plate, the sand grip is located the upper portion of bottom plate, the bottom surface of bottom plate and the bottom surface parallel and level of each curb plate. The utility model discloses an amalgamation formula graphite crucible is suitable for and uses in the high temperature environment of relative static, and the stable performance satisfies the operation requirement, and economic benefits is obvious.

Description

Split type graphite crucible

Technical Field

The utility model relates to a crucible.

Background

The graphite powder is soft, black gray, greasy feeling and can pollute paper. The hardness is 1-2, and the hardness can be increased to 3-5 along the vertical direction with the increase of impurities. The specific gravity is 1.9-2.3. Under the condition of isolating oxygen, the melting point of the mineral is more than 3000 ℃, and the mineral is one of the most temperature-resistant minerals. Because graphite and its products have the characteristics of high-temp. resistance and high strength, it can be made into graphite crucible, and can be used for smelting alloy tool steel and smelting non-ferrous metal and its alloy in the industrial departments of metallurgy, casting, machinery and chemical industry, etc.

The general graphite crucible is processed by milling the whole graphite block, so that the material cost is high and the material utilization rate is low.

Disclosure of Invention

The utility model aims at providing a amalgamation formula graphite crucible to improve the utilization ratio of material, reduce cost.

The split type graphite crucible of the utility model is formed by splicing a bottom plate made of graphite and four side plates, wherein each side plate comprises a front side plate, a rear side plate, a left side plate and a right side plate; the key points are that the side parts of the side plates are provided with meshing grooves, and the adjacent side plates are meshed with each other during installation and are fixedly connected by bolts positioned at the meshing grooves; horizontal grooves are formed in the bottoms of the front side plate and the rear side plate, and the end portions of the horizontal grooves extend to the side edges of the corresponding side plates; the bottom of left side board, right side board is equipped with both ends confined horizontal groove, be equipped with the sand grip that the card is gone into in the horizontal groove around the bottom plate, the sand grip is located the upper portion of bottom plate, the bottom surface of bottom plate and the bottom surface parallel and level of each curb plate.

The graphite crucible is formed by splicing a plurality of plates, so that the utilization rate of materials is greatly improved, and the material cost is reduced. The adjacent side plates are spliced together in a manner of meshing the meshing grooves with each other and are fixed by bolts, so that the strength and the sealing performance of the crucible are improved; the edge of the side part of the bottom plate is inserted into the horizontal groove of the side plate by utilizing the convex strip, and the convex strip is in close contact with four edges of the horizontal groove to form a good sealing structure; because the bottom surface of bottom plate and the bottom surface parallel and level of each curb plate, consequently after the amalgamation, curb plate and bottom plate all are supported by ground, and the curb plate is not supported on the bottom plate with the help of horizontal groove, just so improved the bearing capacity of crucible, reduced the possibility that the curb plate bottom plate damaged simultaneously.

Furthermore, the crucible also comprises four embedded strips made of graphite materials, the embedded strips are positioned in the crucible, the embedded strips are arranged at the positions where the adjacent side plates are connected, and the embedded strips are fixedly connected with the side plates by bolts penetrating through the side plates and screwed into the embedded strips; one side of the embedded strip, which faces the center of the crucible, is an arc surface; the bottom plate is provided with a positioning concave part corresponding to the embedded strip shape at the position corresponding to the inner embedded strip, and the bottom end of the inner embedded strip is inserted into the positioning concave part. The inner insertion strip can disperse the pressure of molten metal borne by the connecting positions of the adjacent side plates to two sides, so that the molten metal is prevented from overflowing due to the fact that the stress of the connecting positions of the side plates is too large, and meanwhile, the connecting reliability between the adjacent side plates can be improved by the aid of the inner insertion strip.

The utility model discloses an amalgamation formula graphite crucible is suitable for and uses in the high temperature environment of relative static, and the stable performance satisfies the operation requirement, and economic benefits is obvious.

Drawings

FIG. 1 is a side view of the bottom plate of the split type graphite crucible of example 1.

FIG. 2 is a plan view of the bottom plate of the split graphite crucible of example 1.

FIG. 3 is a front view of a front plate of the split graphite crucible of example 1.

FIG. 4 is a side view of the front plate of the split graphite crucible of example 1.

FIG. 5 is a front view of the left side plate of the split graphite crucible of example 1.

FIG. 6 is a side view of the left side plate of the split graphite crucible of example 1 (in cross-section at the horizontal groove).

FIG. 7 is a plan view of the split graphite crucible of example 1.

FIG. 8 is a front view of a split graphite crucible of example 1.

FIG. 9 is a plan view of the bottom plate of the split graphite crucible of example 2.

FIG. 10 is a plan view of a split graphite crucible of example 2.

The figures are numbered: 1. a base plate; 2. a front side plate; 3. a rear side plate; 4. a left side plate; 5. a right side plate; 6. an engagement groove; 7. a bolt; 8. a horizontal groove; 9. a convex strip; 10. an inner panel strip; 11. a positioning recess; 12. and (4) bolts.

Detailed Description

The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings, for example, the shapes and structures of the respective members, the mutual positions and connection relationships between the respective portions, the functions and operation principles of the respective portions, and the like.

Example 1:

the embodiment provides a split type graphite crucible, so that the utilization rate of materials is improved, and the cost is reduced.

As shown in fig. 1 to 8, the split type graphite crucible of the present invention is formed by splicing a bottom plate 1 made of graphite and four side plates, wherein the side plates include a front side plate 2, a rear side plate 3, a left side plate 4 and a right side plate 5, the front side plate 2 and the rear side plate 3 have the same structure, and the left side plate 4 and the right side plate 5 have the same structure; the key points are that the side parts of the side plates are provided with engaging grooves 6, the engaging grooves 6 of the adjacent side plates are engaged with each other during installation and are fixedly connected by bolts 7 positioned at the engaging grooves 6; the bottom parts of the front side plate 2 and the rear side plate 3 are both provided with horizontal grooves 8, and the end parts of the horizontal grooves 8 extend to the side edges of the corresponding side plates; the bottom of left side board 4, right side board 5 is equipped with both ends confined horizontal groove 8, be equipped with all around of bottom plate 1 and block into the sand grip 9 in the horizontal groove 8, sand grip 9 is located the upper portion of bottom plate 1, the bottom surface parallel and level of the bottom surface of bottom plate 1 and each curb plate.

Firstly, a bottom plate 1 and each side plate with the structure are processed, and then the bottom plate 1 and the side plates are spliced and fixed together. When amalgamating, at first place bottom plate 1 in central position, then with the horizontal recess 8 card of each curb plate in the sand grip 9 department on floor, mesh together the meshing groove 6 of adjacent curb plate simultaneously, utilize the bolt 7 that is located meshing groove 6 department at last with adjacent curb plate fixed connection. In this embodiment, the engaging grooves 6 of the adjacent side plates are arranged in a zigzag shape.

The graphite crucible is formed by splicing a plurality of plates, so that the utilization rate of materials is greatly improved, and the material cost is reduced. The adjacent side plates are spliced together in a manner of mutually meshing by the meshing grooves 6 and are fixed by the bolts 7, so that the strength and the sealing performance of the crucible are improved; the edge of the side part of the bottom plate 1 is inserted into the horizontal groove 8 of the side plate by utilizing the convex strip 9, and four edges of the convex strip 9 and the horizontal groove 8 are in close contact with each other to form a good sealing structure; because the bottom surface of bottom plate 1 is the same level with the bottom surface of each curb plate, consequently after the amalgamation, curb plate and bottom plate 1 all are supported by ground, and the curb plate is not supported on bottom plate 1 with the help of horizontal groove 8, has just so improved the bearing capacity of crucible, has reduced the possibility that curb plate bottom plate 1 damaged simultaneously.

Example 2:

different from the embodiment 1, as shown in fig. 9 and 10, the crucible of the embodiment further comprises four embedded bars 10 made of graphite material, which are positioned inside the crucible, wherein the embedded bars 10 are installed at the positions where the adjacent side plates are connected, and the embedded bars 10 are fixedly connected with the side plates by bolts 12 penetrating through the side plates and screwed into the embedded bars 10; one side of the inner embedded strip 10 facing the center of the crucible is an arc surface (namely the section of the inner embedded strip 10 is a figure formed by two mutually vertical line segments and a section of arc line in a surrounding mode); the base plate 1 is provided with a positioning recess 11 corresponding to the shape of the inner molding 10 at a position corresponding to the inner molding 10, and the bottom end of the inner molding 10 is inserted into the positioning recess 11.

The inner insertion strip 10 can disperse the pressure of molten metal borne by the connecting position of the adjacent side plates to two sides, so that the molten metal is prevented from overflowing due to overlarge stress on the connecting position of the side plates, and meanwhile, the connection reliability between the adjacent side plates can be improved by utilizing the inner insertion strip 10.

The present invention has been described in detail with reference to the accompanying drawings, and it is apparent that the present invention is not limited by the above embodiments, and various insubstantial improvements can be made without modification to the present invention.

Claims

1. A split type graphite crucible is formed by splicing a bottom plate made of graphite and four side plates, wherein each side plate comprises a front side plate, a rear side plate, a left side plate and a right side plate; the side parts of the side plates are provided with meshing grooves, and the adjacent side plates are meshed with each other during installation and are fixedly connected by bolts positioned at the meshing grooves; horizontal grooves are formed in the bottoms of the front side plate and the rear side plate, and the end portions of the horizontal grooves extend to the side edges of the corresponding side plates; the bottom of left side board, right side board is equipped with both ends confined horizontal groove, be equipped with the sand grip that the card is gone into in the horizontal groove around the bottom plate, the sand grip is located the upper portion of bottom plate, the bottom surface of bottom plate and the bottom surface parallel and level of each curb plate.

2. The split type graphite crucible of claim 1, further comprising four embedded bars made of graphite material inside the crucible, wherein the embedded bars are installed at the positions where the adjacent side plates are connected, and the embedded bars are fixedly connected with the side plates by bolts penetrating through the side plates and screwed into the embedded bars; one side of the embedded strip, which faces the center of the crucible, is an arc surface; the bottom plate is provided with a positioning concave part corresponding to the embedded strip shape at the position corresponding to the inner embedded strip, and the bottom end of the inner embedded strip is inserted into the positioning concave part.