CN212925230U

CN212925230U - Combined graphite crucible for single crystal furnace

Info

Publication number: CN212925230U
Application number: CN202021513616.6U
Authority: CN
Inventors: 申连喜; 赵永敬
Original assignee: Jiaxiang Hongrun Carbon Co ltd
Current assignee: Jiaxiang Hongrun Carbon Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-04-09
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses a combined graphite crucible for single crystal furnace, which comprises a crucible body and a crucible bottom, wherein the top and the bottom of the crucible body are respectively connected with two first reinforcing rings in a clamping way, a limiting ring is fixedly arranged at the top end of the crucible body, a plurality of round holes are uniformly formed in the surface of the limiting ring, the plurality of round holes are respectively and alternately connected with a plurality of stop levers, round plates are fixedly arranged at the top ends of the stop levers, and the bottom ends of the round plates are respectively lapped with the top end of the limiting ring; the utility model has the advantages that: the utility model relates to a combination formula graphite crucible for single crystal growing furnace through being connected draw-in groove and snap ring block, has improved the stability between the crucible body and the crucible end, through bolt with go-between and trunnion ring fixed connection, is convenient for install and dismantle at the crucible end, if damaged at the crucible end, can make at the crucible body and the crucible end respectively, be convenient for change at the crucible end, through setting up two first beaded finish, can strengthen the crucible body, improve the intensity of crucible body.

Description

Combined graphite crucible for single crystal furnace

Technical Field

The utility model relates to a graphite crucible, in particular to a combined graphite crucible for single crystal growing furnace, which belongs to the technical field of graphite crucibles.

Background

Graphite crucible has good heat conductivity and high temperature resistance, in the high temperature use, thermal expansion coefficient is little, to sharp heat, the rapid cooling has certain anti strain property, to sour, the corrosion resistance of alkaline solution is stronger, excellent chemical stability has, the crucible body of graphite crucible for common single crystal growing furnace is mostly fixed connection at the bottom of with the crucible, it separates to be difficult to make it, if damaged at the bottom of the crucible of graphite crucible, be not convenient for change it, and the crucible body of graphite crucible for common single crystal growing furnace generally does not have the crash bar, the crucible body and the single crystal growing furnace of graphite crucible produce the collision, lead to the crucible body fracture of graphite crucible easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a combination formula graphite crucible for single crystal growing furnace to if damaged at the bottom of the crucible of the common graphite crucible for single crystal growing furnace that proposes in solving above-mentioned background art, be not convenient for to the problem of its change.

In order to achieve the above object, the utility model provides a following technical scheme: a combined graphite crucible for a single crystal furnace comprises a crucible body and a crucible bottom, wherein the top and the bottom of the crucible body are respectively connected with two first reinforcing rings in a clamping manner, a limiting ring is fixedly arranged at the top end of the crucible body, a plurality of round holes are uniformly formed in the surface of the limiting ring and are respectively connected with a plurality of stop rods in an inserting manner, round plates are fixedly arranged at the top ends of the stop rods, the bottom ends of the round plates are respectively lapped with the top end of the limiting ring, a material guide mechanism is fixedly arranged at the top end of the limiting ring, a connecting mechanism is fixedly arranged at the bottom end of the crucible body, the inner wall of the connecting mechanism is connected with a snap ring in a clamping manner, the bottom end of the snap ring is fixedly connected with the top end of the crucible bottom, a supporting ring is fixedly arranged at the top of the crucible bottom, the top end of the supporting ring is fixedly connected with the bottom end of the connecting mechanism through a, the rod grooves are respectively connected with the bottom ends of the stop rods in a clamping manner.

As an optimal technical scheme of the utility model, guide mechanism includes passage and second beaded finish, the bottom of passage and the top fixed connection of spacing ring, the surface of passage and the inner wall fixed connection of second beaded finish.

As a preferred technical scheme of the utility model, coupling mechanism includes go-between and draw-in groove, the top of go-between and the bottom fixed connection of crucible body, the top fixed connection of bolt and backing ring is passed through to the bottom of go-between, the draw-in groove has been seted up to the inner wall of go-between, the draw-in groove is connected with the snap ring block.

As the utility model discloses a preferred technical scheme, the top of four avris of crucible body is all fixed and is equipped with reinforcing plate, four the top of reinforcing plate respectively with four avris fixed connection of spacing ring bottom.

As a preferred technical scheme of the utility model, the fixed guide ring that is equipped with in top of snap ring, the diameter on guide ring top is less than the diameter of guide ring bottom.

As an optimized technical scheme of the utility model, the both sides on spacing ring top are all fixed and are equipped with the link.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a combined graphite crucible for single crystal furnace, which improves the stability between the crucible body and the crucible bottom by connecting the clamping groove and the clamping ring in a clamping way, and the connecting ring and the supporting ring are fixedly connected through the bolt, so that the crucible bottom can be conveniently installed and disassembled; through setting up two first beaded finish, can strengthen the crucible body, improve the intensity of crucible body, through setting up a plurality of pin, can protect the surface of crucible body, avoid crucible body and single crystal growing furnace to produce the collision, lead to the surface fracture of crucible body, set up the plectane through the top at a plurality of pin, can be spacing to the top of a plurality of pin, through with the bottom of a plurality of pin respectively with a plurality of rod groove block, can be spacing to the bottom of a plurality of pin, keep the stability of pin, the pin is difficult for dropping.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is an enlarged schematic structural diagram of the utility model a.

In the figure: 1. a crucible body; 2. a first reinforcement ring; 3. a limiting ring; 4. a reinforcing plate; 5. a material guiding mechanism; 51. a material guide pipe; 52. a second reinforcement ring; 6. a stop lever; 7. a circular plate; 8. a connecting mechanism; 81. a connecting ring; 82. a card slot; 9. a snap ring; 10. a crucible bottom; 11. a ring; 12. and (5) hanging a ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a combined graphite crucible for single crystal furnace, comprising a crucible body 1 and a crucible bottom 10, wherein the top and the bottom of the crucible body 1 are respectively connected with two first reinforcing rings 2 in a clamping way, the top end of the crucible body 1 is fixedly provided with a limiting ring 3, the surface of the limiting ring 3 is uniformly provided with a plurality of round holes, the round holes are respectively connected with a plurality of stop rods 6 in an inserting way, the top ends of the stop rods 6 are respectively fixedly provided with a circular plate 7, the bottom ends of the circular plates 7 are respectively lapped with the top end of the limiting ring 3, the top end of the limiting ring 3 is fixedly provided with a material guiding mechanism 5, the bottom end of the crucible body 1 is fixedly provided with a connecting mechanism 8, the inner wall of the connecting mechanism 8 is connected with a clamping ring 9 in a clamping way, the bottom end of the clamping ring 9 is fixedly connected with the top end of the crucible bottom 10, the top end of the crucible bottom 10 is fixedly, a plurality of pole groove has been seted up on the top of filler ring 11, and a plurality of pole groove is connected with the bottom block of a plurality of pin 6 respectively, through setting up plectane 7 on the top of a plurality of pin 6, can be spacing to the top of a plurality of pin 6, through with the bottom of a plurality of pin 6 respectively with a plurality of pole groove block, can be spacing to the bottom of a plurality of pin 6, keeps the stability of pin 6.

Preferably, the material guiding mechanism 5 comprises a material guiding pipe 51 and a second reinforcing ring 52, the bottom end of the material guiding pipe 51 is fixedly connected with the top end of the limiting ring 3, the surface of the material guiding pipe 51 is fixedly connected with the inner wall of the second reinforcing ring 52, the material guiding pipe 51 is convenient to feed and discharge, and the material guiding pipe 51 can be protected by the second reinforcing ring 52; the connecting mechanism 8 comprises a connecting ring 81 and a clamping groove 82, the top end of the connecting ring 81 is fixedly connected with the bottom end of the crucible body 1, the bottom end of the connecting ring 81 is fixedly connected with the top end of the supporting ring 11 through a bolt, the clamping groove 82 is formed in the inner wall of the connecting ring 81, the clamping groove 82 is connected with the clamping ring 9 in a clamping mode, the stability between the crucible body 1 and the crucible bottom 10 is improved, the connecting ring 81 is fixedly connected with the supporting ring 11 through the bolt, the crucible bottom 10 can be conveniently mounted and dismounted, and if the crucible bottom 10 is damaged, the crucible bottom 10 can be conveniently replaced; reinforcing plates 4 are fixedly arranged at the tops of four edges of the crucible body 1, and the top ends of the four reinforcing plates 4 are respectively fixedly connected with the four edges of the bottom end of the limiting ring 3 and can support the limiting ring 3; a guide ring is fixedly arranged at the top end of the snap ring 9, and the diameter of the top end of the guide ring is smaller than that of the bottom end of the guide ring, so that the snap ring 9 can be conveniently inserted into the clamping groove 82; both sides on the top end of the limiting ring 3 are fixedly provided with hanging rings 12, and the crucible body 1 is convenient to move through the hanging rings 12.

When in use, the utility model relates to a combined graphite crucible for single crystal furnace, firstly, a plurality of stop rods 6 are respectively inserted into a plurality of round holes, then the bottom ends of a plurality of stop rods 6 are respectively clamped with a plurality of rod grooves, then a crucible body 1 is moved through a hanging ring 12, the crucible body 1 is put into the single crystal furnace, a limit ring 3 can limit the height of the crucible body 1, in the process of placing the crucible body 1, a plurality of stop rods 6 can protect the surface of the crucible body 1, the phenomenon that the crucible body 1 collides with the single crystal furnace to cause the surface cracking of the crucible body 1 is avoided, the strength of the crucible body 1 can be improved by the first reinforcing rings 2 at the top of the crucible body 1 and the bottom of the crucible body 1, if the bottom 10 at the bottom of the crucible body 1 is damaged, a bolt for connecting the support ring 11 and the bolt 81 is disassembled, the crucible bottom 10 is taken down, another bottom 10 is taken out, the snap ring 9 of another crucible bottom 10 is clamped with the clamping groove 82 of the crucible body 1, finally, the connecting ring 81 is fixedly connected with the supporting ring 11 of the other crucible bottom 10 through bolts, and the replacement of the crucible bottom 10 is completed.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A combined graphite crucible for a single crystal furnace comprises a crucible body (1) and a crucible bottom (10), and is characterized in that the top and the bottom of the crucible body (1) are respectively connected with two first reinforcing rings (2) in a clamping manner, a limiting ring (3) is fixedly arranged at the top end of the crucible body (1), a plurality of round holes are uniformly formed in the surface of the limiting ring (3), the round holes are respectively connected with a plurality of stop rods (6) in an inserting manner, round plates (7) are fixedly arranged at the top ends of the stop rods (6), the bottom ends of the round plates (7) are respectively lapped with the top end of the limiting ring (3), a material guide mechanism (5) is fixedly arranged at the top end of the limiting ring (3), a connecting mechanism (8) is fixedly arranged at the bottom end of the crucible body (1), the inner wall of the connecting mechanism (8) is connected with a clamping ring (9) in a clamping manner, and the bottom end of the clamping ring (9) is fixedly connected with the top end of the crucible, the fixed backing ring (11) that is equipped with in top at the bottom of the crucible (10), the bottom fixed connection of bolt and coupling mechanism (8) is passed through on the top of backing ring (11), a plurality of rod groove has been seted up on the top of backing ring (11), a plurality of the rod groove is connected with the bottom block of a plurality of pin (6) respectively.

2. The combined graphite crucible for a single crystal furnace according to claim 1, wherein: the material guide mechanism (5) comprises a material guide pipe (51) and a second reinforcing ring (52), the bottom end of the material guide pipe (51) is fixedly connected with the top end of the limiting ring (3), and the surface of the material guide pipe (51) is fixedly connected with the inner wall of the second reinforcing ring (52).

3. The combined graphite crucible for a single crystal furnace according to claim 1, wherein: coupling mechanism (8) include go-between (81) and draw-in groove (82), the top of go-between (81) and the bottom fixed connection of crucible body (1), the top fixed connection of bolt and backing ring (11) is passed through to the bottom of go-between (81), draw-in groove (82) have been seted up to the inner wall of go-between (81), draw-in groove (82) are connected with snap ring (9) block.

4. The combined graphite crucible for a single crystal furnace according to claim 1, wherein: the top of four avris of crucible body (1) is all fixed and is equipped with reinforcing plate (4), four the top of reinforcing plate (4) respectively with four avris fixed connection in spacing ring (3) bottom.

5. The combined graphite crucible for a single crystal furnace according to claim 1, wherein: the top of snap ring (9) is fixed and is equipped with the guide ring, the diameter on guide ring top is less than the diameter of guide ring bottom.

6. The combined graphite crucible for a single crystal furnace according to claim 1, wherein: hanging rings (12) are fixedly arranged on two sides of the top end of the limiting ring (3).