Smelting spindle crucible

Abstract

The invention discloses a smelting ingot crucible which comprises a crucible body and a cylinder body, the cylinder body is arranged on the crucible body in a sleeving mode, an outer ring wall is arranged on the top of the crucible body, and a cooling cavity is formed among the crucible body, the outer ring wall and the cylinder body; a clamping groove matched with the top end of the barrel is formed in the outer ring wall, and the clamping groove is connected with the barrel in a clamped mode; the bottom end of the barrel is provided with a first water inlet, the side wall of the barrel is provided with a second water inlet and a water outlet, the first water inlet, the second water inlet and the water outlet are respectively communicated with the cooling cavity, the outer side wall of the crucible is provided with a first annular bulge and a second annular bulge, and the second annular bulge is communicated with the first annular bulge. An acceleration groove used for accelerating the flow speed of cooling water is formed between the first annular protrusion and the second annular protrusion. By increasing injection of cooling water into the side wall of the smelting crucible, the flow speed of the cooling water is increased, and the cooling effect and cooling efficiency of the smelting crucible are improved; by improving the connection mode of the smelting crucible and the barrel, the disassembly and assembly efficiency of the smelting crucible and the barrel is improved.

Description

Technical Field

[0001] The present application relates to the technical field of electron beam furnace melting, and in particular to a melting ingot crucible. Background Art

[0002] Electron beam melting refers to a vacuum melting method that converts the kinetic energy of a high-speed electron beam into heat energy as a heat source for metal melting under high vacuum. It is referred to as EBM for short. This melting method has the characteristics of high melting temperature, adjustable furnace power and heating speed, and good product quality, but it also has problems such as low metal yield, high specific power consumption, and the need to melt in a high vacuum state. Electron beam melting is not only used for melting and refining of steel and rare metals, but is also widely used in welding, ceramic material melting and casting, etc.

[0003] The water inlet of the existing melting crucible is arranged at the bottom, and the water outlet is arranged at the upper part. This design causes the temperature of the cooling water to gradually increase during the process of the cooling water flowing from the water inlet to the water outlet, resulting in poor cooling effect and cooling efficiency of the upper part of the melting crucible; and the installation method between the cylinder for installing the melting crucible and the melting crucible is too complicated, resulting in low efficiency in disassembly and assembly of the melting crucible. Summary of the invention

[0004] The purpose of the present application is to provide a melting ingot crucible. By increasing the injection of cooling water into the side wall of the melting crucible and increasing the flow rate of the cooling water, the cooling effect and cooling efficiency of the melting crucible are improved; by improving the connection method between the melting crucible and the cylinder, the disassembly and assembly efficiency of the melting crucible and the cylinder is improved.

[0005] The embodiment of the present application provides a smelting ingot crucible, comprising a crucible and a barrel, wherein the barrel is sleeved on the crucible, an outer ring wall is provided on the top of the crucible, and a cooling cavity is formed between the crucible, the outer ring wall and the barrel; a clamping groove matching the top of the barrel is provided on the outer ring wall, and the clamping groove is clamped with the barrel;

[0006] A first water inlet is provided at the bottom end of the cylinder, and a second water inlet and a water outlet are provided on the side wall of the cylinder. The first water inlet, the second water inlet and the water outlet are respectively connected to the cooling chamber, and a first annular convexity and a second annular convexity are provided on the outer side wall of the crucible, and an acceleration groove for accelerating the flow rate of cooling water is formed between the first annular convexity and the second annular convexity.

[0007] Optionally, the outer edge of the first ring protrusion faces the water outlet, and the outer edge of the second ring protrusion faces the second water inlet; the first ring protrusion and the second ring protrusion are arranged alternately.

[0008] Optionally, a clamping rod is provided at the bottom of the clamping slot, a clamping protrusion is provided on the clamping rod, and a locking groove is provided at the top of the cylinder;

[0009] When the clamping slot is clamped with the cylinder, the clamping rod is placed in the locking slot, and the clamping rod is clamped with the locking slot through the clamping protrusion.

[0010] Optionally, an insertion rod is provided on the outer ring wall, and the insertion rod passes through the bottom of the slot and is slidably connected to the outer ring wall and the locking rod respectively;

[0011] When the insertion rod is in contact with the bottom of the locking groove, the insertion rod is in contact with the clamping protrusion, and the clamping rod is clamped with the locking groove through the clamping protrusion. The insertion rod is used to prevent the clamping protrusion from slipping out of the locking groove.

[0012] Optionally, when the insertion rod is away from the bottom of the locking groove, the latching protrusion gradually moves between the insertion rod and the bottom of the locking groove.

[0013] Optionally, an arc bulge is provided at the end of the insertion rod close to the locking groove, and the arc bulge facilitates pushing the locking bulge to the side of the insertion rod.

[0014] Optionally, a limit rod is provided on the outer ring wall, and a limit sliding hole is provided on the insertion rod. The limit rod passes through the limit sliding hole and is slidably connected to the limit sliding hole. Both ends of the limit rod are respectively connected to the outer ring wall; the limit rod and the limit sliding hole are used to prevent the insertion rod from slipping off the outer ring wall.

[0015] Optionally, a connecting hole for connecting the inserting rod is provided at the end of the inserting rod away from the locking groove.

[0016] Optionally, the locking groove is in a "convex" shape.

[0017] Optionally, the bottom wall of the cylinder is provided with an annular bulge to change the flow direction of the cooling water flowing in from the first water inlet and the second water inlet so that they flow to the water outlet together.

[0018] The beneficial effects of the present application are as follows: the present application provides a smelting ingot crucible, wherein a cylinder is sleeved on the crucible, an outer ring wall is provided on the top of the crucible, a cooling cavity is formed between the crucible, the outer ring wall and the cylinder, and the cooling cavity covers the entire outer wall of the crucible, so that cooling water can perform heat exchange on the crucible;

[0019] The outer ring wall is provided with a slot matching the top of the cylinder, and the slot is connected with the cylinder, which improves the connection between the crucible and the cylinder, and improves the disassembly efficiency and sealing of the smelting crucible and the cylinder;

[0020] The first water inlet, the second water inlet and the water outlet are respectively connected to the cooling chamber, the first water inlet and the water outlet facilitate the circulation of cooling water, so as to achieve the purpose of replacing the cooling water in the cooling chamber, and the cooling water injected by the second water inlet facilitates the injection of new cooling water into the side wall of the crucible, so as to improve the heat exchange efficiency of the crucible;

[0021] The outer wall of the crucible is provided with a first annular bulge and a second annular bulge, and an acceleration groove for accelerating the flow rate of cooling water is formed between the first annular bulge and the second annular bulge. The first annular bulge and the second annular bulge increase the outer surface area of ​​the crucible, increase the contact area between the crucible and the cooling water, and the acceleration groove increases the circulation rate of the cooling water, thereby improving the cooling effect and cooling efficiency of the crucible. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 This is a cross-sectional view of the installation of a melting ingot crucible in an embodiment of the present application;

[0024] Figure 2 for Figure 1 A partial enlarged view of the middle locking groove;

[0025] Figure 3 A cross-sectional view of a disassembled crucible for melting ingots in an embodiment of the present application;

[0026] Figure 4 for Figure 3 A partial enlarged view of the middle card slot.

[0027] Figure markings: 1-crucible, 2-cylinder, 3-outer ring wall, 4-cooling chamber, 5-slot, 6-first water inlet, 7-second water inlet, 8-water outlet, 9-first ring convex, 10-second ring convex, 11-acceleration groove, 12-locking groove, 13-clamping rod, 14-clamping convex, 15-insertion rod, 16-arc convex, 17-limiting rod, 18-limiting sliding hole, 19-connecting hole, 20-ring convex. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application. In addition, in the description of the present application, the term "including" means "including but not limited to". The terms first, second, third, etc. are used only as labels, and no numerical requirements are imposed or order is established. Various embodiments of the present application may exist in the form of a range; it should be understood that the description in the form of a range is only for convenience and simplicity, and should not be understood as a hard limit to the scope of the present application; therefore, it should be considered that the range description has specifically disclosed all possible sub-ranges and single values ​​within the range. For example, it should be considered that the range description from 1 to 6 has specifically disclosed sub-ranges, such as from 1 to 3, from 1 to 4, from 1 to 5, from 2 to 4, from 2 to 6, from 3 to 6, etc., as well as single numbers within the numbered range, such as 1, 2, 3, 4, 5 and 6, which are applicable regardless of the range. Additionally, whenever a numerical range is indicated herein, it is meant to include any cited numeral (fractional or integral) within the indicated range.

[0029] Embodiment 1

[0030] like Figures 1 to 4 As shown, an embodiment of the present application provides a melting ingot crucible, comprising a crucible 1 and a barrel 2, wherein the barrel 2 is sleeved on the crucible 1, an outer ring wall 3 is provided on the top of the crucible 1, a cooling chamber 4 is formed between the crucible 1, the outer ring wall 3 and the barrel 2, and the cooling chamber 4 covers the entire outer wall of the crucible 1 to facilitate heat exchange of the crucible 1 by cooling water; a clamping groove 5 matching the top of the barrel 2 is provided on the outer ring wall 3, and the clamping groove 5 is clamped with the barrel 2, thereby improving the connection method between the crucible 1 and the barrel 2, and improving the disassembly and assembly efficiency and sealing performance of the melting crucible and the barrel 2.

[0031] A first water inlet 6 is provided at the bottom end of the cylinder 2, a second water inlet 7 is provided at the bottom end of the side wall of the cylinder 2, and a water outlet 8 is provided at the top end of the side wall of the cylinder 2. The first water inlet 6, the second water inlet 7 and the water outlet 8 are respectively connected to the cooling chamber 4, and a first annular convexity 9 and a second annular convexity 10 are provided on the outer wall of the crucible 1. The first annular convexity 9 and the second annular convexity 10 are arranged between the second water inlet 7 and the water outlet 8, the outer edge of the first annular convexity 9 faces the water outlet 8, and the outer edge of the second annular convexity 10 faces the second water inlet 7; the first annular convexity 9 and the second annular convexity 10 are arranged alternately, and an acceleration groove 11 for accelerating the flow rate of cooling water is formed between the first annular convexity 9 and the second annular convexity 10, and the groove wall of the acceleration groove 11 is a smooth groove wall. Part of the cooling water flows into the acceleration groove 11, rotates along the groove wall of the acceleration groove 11, and accelerates to flow to the original cooling water channel, thereby accelerating the flow rate of the cooling water and taking away the heat in the acceleration groove 11.

[0032] Four clamping rods 13 are provided at the bottom of the slot 5, and a clamping protrusion 14 is provided on the outer edge of the lower end of the clamping rod 13. A locking groove 12 is provided at the top of the cylinder 2, and the locking groove 12 is in a "convex" shape. When the slot 5 is clamped with the cylinder 2, the clamping rod 13 is placed in the locking groove 12, and the clamping rod 13 is clamped with the locking groove 12 through the clamping protrusion 14, and the right angles of the clamping protrusion 14 and the locking groove 12 are against each other.

[0033] Four insertion rods 15 are provided on the outer ring wall 3, and the insertion rods 15 pass through the bottom of the slot 5 and are slidably connected with the outer ring wall 3 and the locking rod 13 respectively; when the insertion rod 15 is in contact with the bottom of the locking slot 12, the insertion rod 15 is in contact with the locking protrusion 14, and the locking rod 13 is engaged with the locking slot 12 through the locking protrusion 14, and the insertion rod 15 is used to prevent the locking protrusion 14 from slipping out of the locking slot 12.

[0034] Embodiment 2

[0035] like Figures 1 to 4 As shown, an embodiment of the present application provides a melting ingot crucible, comprising a crucible 1 and a barrel 2, wherein the barrel 2 is sleeved on the crucible 1, an outer ring wall 3 is provided on the top of the crucible 1, a cooling chamber 4 is formed between the crucible 1, the outer ring wall 3 and the barrel 2, and the cooling chamber 4 covers the entire outer wall of the crucible 1 to facilitate heat exchange of the crucible 1 by cooling water; a clamping groove 5 matching the top of the barrel 2 is provided on the outer ring wall 3, and the clamping groove 5 is clamped with the barrel 2, thereby improving the connection method between the crucible 1 and the barrel 2, and improving the disassembly and assembly efficiency and sealing performance of the melting crucible and the barrel 2.

[0036] A first water inlet 6 is provided at the bottom end of the cylinder 2, a second water inlet 7 is provided at the bottom end of the side wall of the cylinder 2, and a water outlet 8 is provided at the top end of the side wall of the cylinder 2. The first water inlet 6, the second water inlet 7 and the water outlet 8 are respectively connected to the cooling chamber 4. An annular convex 20 is provided on the bottom wall of the cylinder 2. The annular convex 20 is used to collect the cooling water from the water inlet 6 and the second water inlet 7 so that the cooling water flows to the water outlet 8 together.

[0037] The outer wall of the crucible 1 is provided with a first annular protrusion 9 and a second annular protrusion 10, and the first annular protrusion 9 and the second annular protrusion 10 are arranged between the second water inlet 7 and the water outlet 8, the outer edge of the first annular protrusion 9 faces the water outlet 8, and the outer edge of the second annular protrusion 10 faces the second water inlet 7; the first annular protrusion 9 and the second annular protrusion 10 are arranged alternately, and an acceleration groove 11 for accelerating the flow rate of cooling water is formed between the first annular protrusion 9 and the second annular protrusion 10, and the groove wall of the acceleration groove 11 is a smooth groove wall. Part of the cooling water flows into the acceleration groove 11, rotates along the groove wall of the acceleration groove 11, and accelerates to flow to the original cooling water channel, thereby accelerating the flow rate of the cooling water and taking away the heat in the acceleration groove 11.

[0038] Four clamping rods 13 are provided at the bottom of the slot 5, and a clamping protrusion 14 is provided on the outer edge of the lower end of the clamping rod 13. A locking groove 12 is provided at the top of the cylinder 2, and the locking groove 12 is in a "convex" shape. When the slot 5 is clamped with the cylinder 2, the clamping rod 13 is placed in the locking groove 12, and the clamping rod 13 is clamped with the locking groove 12 through the clamping protrusion 14, and the right angles of the clamping protrusion 14 and the locking groove 12 are against each other.

[0039] Four insertion rods 15 are provided on the outer ring wall 3, and the insertion rods 15 pass through the bottom of the slot 5 and are slidably connected with the outer ring wall 3 and the locking rod 13 respectively; when the insertion rod 15 is in contact with the bottom of the locking slot 12, the insertion rod 15 is in contact with the locking protrusion 14, and the locking rod 13 is engaged with the locking slot 12 through the locking protrusion 14, and the insertion rod 15 is used to prevent the locking protrusion 14 from slipping out of the locking slot 12.

[0040] When the insertion rod 15 is away from the bottom of the locking groove 12, the latching protrusion 14 will gradually return to its initial state, that is, it will gradually move between the insertion rod 15 and the bottom of the locking groove 12; an arc protrusion 16 is provided at the end of the insertion rod 15 close to the locking groove 12, and the arc protrusion 16 facilitates pushing the latching protrusion 14 to the side of the insertion rod 15.

[0041] A limit rod 17 is provided on the outer ring wall 3, and the limit rod 17 is arched. A limit sliding hole 18 is provided on the insertion rod 15. The limit rod 17 passes through the limit sliding hole 18 and is slidably connected with the limit sliding hole 18. The two ends of the limit rod 17 are respectively connected to the outer ring wall; the limit rod 17 and the limit sliding hole 18 are used to prevent the insertion rod 15 from slipping off the outer ring wall 3.

[0042] The end of the insertion rod 15 away from the locking groove 12 is provided with a connecting hole 19 for connecting the insertion rod 15 , and the connecting hole 19 is convenient for an external device to hook the connecting hole 19 and pull up the insertion rod 15 .

[0043] The working mode of this embodiment is as follows: cooling water is injected into the cooling chamber 4 from the first water inlet 6 and the second water inlet 7, and flows to the water outlet 8 together. During the flow of the cooling water, a part of the cooling water flows into the acceleration tank 11, rotates along the tank wall of the acceleration tank 11, and flows into the original cooling water at an accelerated speed, thereby accelerating the flow rate of the cooling water and taking away the heat in the acceleration tank 11.

[0044] When the crucible 1 needs to be lifted, the rod 15 is pulled up through the connecting hole 19, the rod 15 slides upward, the locking protrusions 14 approach each other, and when the limiting rod 17 contacts the bottom end of the limiting sliding hole 18, the rod 15 is continued to be pulled up, the sliding rod 13 slides along the groove wall of the locking groove 12, and the crucible 1 is separated from the cylinder 2.

[0045] The embodiments of the present application are introduced in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method and core idea of ​​the present application. At the same time, for technical personnel in this field, according to the idea of ​​the present application, there will be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A melting ingot crucible, characterized in that: It comprises a crucible and a cylinder, wherein the cylinder is sleeved on the crucible, an outer ring wall is provided on the top of the crucible, and a cooling cavity is formed between the crucible, the outer ring wall and the cylinder; a clamping groove matching the top of the cylinder is provided on the outer ring wall, and the clamping groove is clamped with the cylinder; A first water inlet is provided at the bottom end of the cylinder, and a second water inlet and a water outlet are provided on the side wall of the cylinder. The first water inlet, the second water inlet and the water outlet are respectively connected to the cooling chamber, and a first annular convexity and a second annular convexity are provided on the outer side wall of the crucible, and an acceleration groove for accelerating the flow rate of cooling water is formed between the first annular convexity and the second annular convexity.

2. The melting ingot crucible according to claim 1, characterized in that: The outer edge of the first ring protrusion faces the water outlet, and the outer edge of the second ring protrusion faces the second water inlet; the first ring protrusion and the second ring protrusion are arranged alternately.

3. The melting ingot crucible according to claim 1, characterized in that: A clamping rod is provided at the bottom of the clamping slot, a clamping protrusion is provided on the clamping rod, and a locking groove is provided at the top of the cylinder; When the clamping slot is clamped with the cylinder, the clamping rod is placed in the locking slot, and the clamping rod is clamped with the locking slot through the clamping protrusion.

4. The melting ingot crucible according to claim 3, characterized in that: The outer ring wall is provided with an insertion rod, the insertion rod passes through the bottom of the slot and is slidably connected to the outer ring wall and the clamping rod respectively; When the insertion rod is in contact with the bottom of the locking groove, the insertion rod is in contact with the clamping protrusion, and the clamping rod is clamped with the locking groove through the clamping protrusion. The insertion rod is used to prevent the clamping protrusion from slipping out of the locking groove.

5. The melting ingot crucible according to claim 4, characterized in that: When the insertion rod is away from the bottom of the locking groove, the locking protrusion gradually moves between the insertion rod and the bottom of the locking groove.

6. The melting ingot crucible according to claim 5, characterized in that: An arc convex is arranged at the end of the insertion rod close to the locking groove, and the arc convex facilitates the locking convex to be pushed to the side of the insertion rod.

7. The melting ingot crucible according to claim 4, characterized in that: A limit rod is provided on the outer ring wall, and a limit sliding hole is provided on the insertion rod. The limit rod passes through the limit sliding hole and is slidably connected to the limit sliding hole. Both ends of the limit rod are respectively connected to the outer ring wall; the limit rod and the limit sliding hole are used to prevent the insertion rod from slipping off the outer ring wall.

8. The melting ingot crucible according to claim 4, characterized in that: The end of the insertion rod away from the locking groove is provided with a connecting hole for connecting the insertion rod.

9. The melting ingot crucible according to claim 3, characterized in that: The locking groove is in a "convex" shape.

10. The melting ingot crucible according to claim 1, characterized in that: The bottom wall of the cylinder is provided with an annular bulge, and the annular bulge is used to change the flow direction of the cooling water flowing in from the first water inlet and the second water inlet so that the cooling water flows to the water outlet together.

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