Detachable heat storage tank for molten aluminum holding furnace

Abstract

The utility model relates to the technical field of molten aluminum holding furnaces, and discloses a detachable heat storage tank for a molten aluminum holding furnace, which comprises a holding furnace main body, a base arranged at one end of the holding furnace main body, a heat storage tank body arranged at the upper end of the base, a limiting ring arranged in the heat storage tank body, and a positioning mechanism arranged in the limiting ring. Metal heat accumulators are arranged at the upper ends of the positioning mechanisms; positioning holes are formed in the outer surfaces of the limiting rings; the positioning mechanism comprises a rotating block, the center of the rotating block is movably connected with the metal heat accumulator, an adjusting toothed plate is arranged at the lower end of the rotating block, a limiting groove is formed in the outer side of the adjusting toothed plate, an adjusting groove is formed in the lower end of the adjusting toothed plate, a mounting groove is formed in the outer side of the rotating block, a limiting column is arranged in the mounting groove, and a telescopic spring is arranged at one end of the limiting column. According to the utility model, the positioning mechanism is arranged, so that the disassembly process of the metal heat accumulator can be simplified in the maintenance and overhaul process, the metal heat accumulator is more convenient to disassemble, the overhaul time of the heat accumulation tank body is shortened, and the daily maintenance and overhaul are more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum liquid insulation furnaces, in particular to a detachable heat storage tank for aluminum liquid insulation furnaces. Background Art

[0002] Aluminum holding furnaces are used to maintain molten aluminum at a constant temperature and are commonly used in aluminum alloy casting processes. Through a heating and insulation system, these furnaces maintain a constant temperature for the molten aluminum, ensuring optimal fluidity and pourability during the casting process.

[0003] A search revealed Chinese patent application number CN201821221396.2, which discloses a novel constant-pressure holding furnace for a die-casting machine. The furnace comprises a holding furnace body, a riser, a heating device mounted on the body, and a heat storage device. The heat storage device comprises a heat storage tank, a heat storage chamber within the tank, and a metal heat storage element within the heat storage chamber. However, the aforementioned patent makes it difficult to replace the metal heat storage element within the heat storage tank during use, which can complicate subsequent maintenance and repairs, prolonging repair time and affecting the normal operation of the equipment. Therefore, we propose a removable heat storage tank for a molten aluminum holding furnace. Utility Model Content

[0004] The main purpose of the utility model is to provide a detachable heat storage tank for a molten aluminum holding furnace, which can effectively solve the technical problems in the background technology.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the present invention is as follows: a detachable heat storage tank for an aluminum liquid insulation furnace, comprising an insulation furnace main body, a liquid riser is provided at the upper end of the insulation furnace main body, a base is provided at one end of the insulation furnace main body, a heat storage tank body is provided at the upper end of the base, a support frame is provided at the lower end of the heat storage tank body, the lower end of the support frame is fixedly connected to the base, a delivery pipe is provided at the upper end of the heat storage tank body, one end of the delivery pipe is communicated with the insulation furnace main body, an air inlet pipe is provided at one end of the heat storage tank body, an exhaust pipe is provided at one end of the heat storage tank body, a heat storage tank base is provided at the lower end of the heat storage tank body, a limiting ring is provided inside the heat storage tank body, and the limiting ring is fixedly connected to the heat storage tank body A positioning mechanism is provided inside the limit ring, a metal heat accumulator is provided at the upper end of the positioning mechanism, the lower end of the metal heat accumulator is connected to the positioning mechanism, and a positioning hole is provided on the outer surface of the limit ring; the positioning mechanism includes a rotating block, the rotating block is a circular plate, the center of the rotating block is movably connected to the metal heat accumulator, an adjusting tooth plate is provided at the lower end of the rotating block, the adjusting tooth plate is fixedly connected to the rotating block, a limiting groove is provided on the outer side of the adjusting tooth plate, an adjusting groove is provided at the lower end of the adjusting tooth plate, an installation groove is provided on the outer side of the rotating block, a limiting column is provided inside the installation groove, the limiting column can be inserted into the positioning hole, a telescopic spring is provided at one end of the limiting column, and one end of the telescopic spring is fixedly connected to the limiting column.

[0006] Preferably, the limiting column is a metal hard cylindrical rod, and the limiting column is slidably installed inside the installation groove, and the diameter of the limiting column is adapted to the positioning hole.

[0007] Preferably, an arc-shaped guide surface is provided at one end of the limiting column close to the positioning hole. By providing the arc-shaped guide surface, the limiting column can move more smoothly.

[0008] Preferably, a limiting component is provided at one end of the outer side of the adjusting tooth plate, and one end of the limiting component is engaged with the adjusting tooth plate.

[0009] Preferably, the limit assembly includes a limit bar, which is an arc-shaped metal bar. One end of the limit bar is clamped with the outer edge of the adjusting tooth plate. A limit spring is provided at one end of the limit bar. One end of the limit spring is fixedly connected to the rotating block. By setting the limit assembly, the stability of the adjusting tooth plate can be increased, making the installation of the metal heat storage body more stable.

[0010] Preferably, a toggle plate is provided at one end of the limit bar, and the toggle plate is fixedly connected to the limit bar. By providing the toggle plate, the limit bar can be driven to move by the toggle plate.

[0011] The utility model provides a detachable heat storage tank for a molten aluminum holding furnace, which has the following beneficial effects:

[0012] (1) The detachable heat storage tank for the aluminum liquid holding furnace can simplify the disassembly process of the metal heat storage body during maintenance and overhaul by setting a positioning mechanism, making the disassembly of the metal heat storage body more convenient, shortening the overhaul time of the heat storage tank body, and making daily maintenance and overhaul more convenient.

[0013] (2) The heat storage tank for the detachable aluminum liquid insulation furnace can limit the adjustment tooth plate by setting a limit component to prevent the adjustment tooth plate from shaking during the limiting process, so that the metal heat storage body at the upper end of the rotating block can be installed more stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the implementation of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the implementation or description of the prior art.

[0015] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the interior of the heat storage tank of the utility model;

[0017] Figure 3 This is a schematic diagram of the positioning mechanism structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the limit assembly of the utility model.

[0019] Legend:

[0020] 1. Main body of the heat preservation furnace; 2. Riser; 3. Base; 4. Heat storage tank body; 5. Delivery pipeline; 6. Support frame; 7. Inlet pipe; 8. Exhaust pipe; 9. Heat storage tank base; 10. Limiting ring; 11. Metal heat storage body; 12. Positioning mechanism; 13. Positioning hole; 14. Rotating block; 15. Adjusting tooth plate; 16. Adjusting slot; 17. Mounting slot; 18. Limiting column; 19. Telescopic spring; 20. Limiting assembly; 21. Limiting bar; 22. Limiting spring; 23. Toggle plate. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] Example 1: A detachable heat storage tank for a molten aluminum holding furnace, such as Figure 1 - Figure 4 As shown, it includes a heat preservation furnace main body 1, a rising liquid pipe 2 is provided at the upper end of the heat preservation furnace main body 1, the lower end of the rising liquid pipe 2 is fixedly connected to the heat preservation furnace main body 1, and the end of the rising liquid pipe 2 away from the heat preservation furnace main body 1 is communicated with the external die-casting mold, and a base 3 is provided at the outer end of the heat preservation furnace main body 1, and one end of the base 3 is fixedly connected to the heat preservation furnace main body 1, and a heat storage tank body 4 is provided at the upper end of the base 3. The heat storage tank body 4 is a hollow shell, and a support frame 6 is provided at the lower end of the heat storage tank body 4. The upper end of the support frame 6 is fixedly connected to the heat storage tank body 4, and the lower end of the support frame 6 is fixedly connected to the base 3. The upper end of the heat storage tank body 4 is fixedly connected to a conveying pipe 5, and the other end of the conveying pipe 5 is fixedly connected to the heat preservation furnace main body 1. The internal cavity of the heat storage tank body 4 is communicated with the interior of the heat preservation furnace main body 1 through the conveying pipe 5, and the outer end of the heat storage tank body 4 is fixedly connected to an air inlet pipe 7. An exhaust pipe 8 is provided at the end, and the exhaust pipe 8 is fixedly connected to the heat storage tank body 4. A control valve is provided on the outside of the air inlet pipe 7 and the exhaust pipe 8. A heat storage tank base 9 is provided at the lower end of the heat storage tank body 4, and the heat storage tank base 9 is installed at the lower end of the heat storage tank body 4 through a threaded seal. A limiting ring 10 is provided inside the heat storage tank body 4. The limiting ring 10 is an annular ring. The outside of the limiting ring 10 is fixedly connected to the inner wall of the heat storage tank body 4. A positioning mechanism 12 is movably installed inside the limiting ring 10. A metal heat storage body 11 is provided at the upper end of the positioning mechanism 12. The lower end of the metal heat storage body 11 is connected to the positioning mechanism 12. A positioning hole 13 is provided on the outer surface of the limiting ring 10. The outer end of the positioning mechanism 12 can extend to the inside of the positioning hole 13. When in use, the metal heat storage body 11 at the upper end of the positioning mechanism 12 is positioned by inserting the end of the positioning mechanism 12 into the positioning hole 13.

[0023] Example 2: A detachable heat storage tank for a molten aluminum holding furnace, based on Example 1 Figure 1 - Figure 4 As shown, the positioning mechanism 12 includes a rotating block 14, which is a circular plate. The center of the rotating block 14 is movably connected to the metal heat storage body 11 through a rotating shaft. An adjusting tooth plate 15 is provided at the lower end of the rotating block 14. The upper end of the adjusting tooth plate 15 is fixedly connected to the rotating block 14. A limiting groove is provided on the outer side of the adjusting tooth plate 15. An adjusting groove 16 is provided at the center of the lower end of the adjusting tooth plate 15. The rotating block 14 is provided with a mounting groove 17 relative to the outer side of the limiting ring 10. A limiting column 18 is provided inside the mounting groove 17. The limiting column 18 is a metal hard cylindrical rod. The limiting column 18 slides Installed inside the mounting groove 17, the limiting column 18 is adapted to the diameter of the positioning hole 13, the limiting column 18 can be inserted into the positioning hole 13, and an arc-shaped guide surface is provided at one end of the limiting column 18 close to the positioning hole 13, and a telescopic spring 19 is provided at one end of the limiting column 18, and one end of the telescopic spring 19 is fixedly connected to the limiting column 18, and one end of the telescopic spring 19 is fixedly connected to the limiting column 18. A limiting component 20 is provided at one end of the outer side of the adjusting tooth plate 15, and one end of the limiting component 20 is connected to the rotating block 14, and one end of the limiting component 20 is clamped with the outer side limit groove of the adjusting tooth plate 15.

[0024] Example 3: A detachable heat storage tank for a molten aluminum holding furnace, based on Example 2 Figure 1 - Figure 4 As shown, the limit assembly 20 includes a limit bar 21, which is an arc-shaped metal bar. One end of the limit bar 21 is clamped with the outer edge of the adjusting tooth plate 15, and the end of the limit bar 21 away from the adjusting tooth plate 15 is movably connected to the rotating block 14. A toggle plate 23 is provided on one side of the upper end of the limit bar 21, and one end of the toggle plate 23 is fixedly connected to the limit bar 21. A limit spring 22 is provided at one end of the limit bar 21, and one end of the limit spring 22 is fixedly connected to the limit bar 21, and the other end of the limit spring 22 is fixedly connected to the rotating block 14.

[0025] When the heat storage tank 11 in the heat storage tank body 4 needs to be repaired, the conveying pipe 5 is first closed to cut off the communication between the heat storage furnace main body 1 and the heat storage tank body 4. Then, after the metal heat storage tank 11 in the heat storage tank body 4 cools down, the heat storage tank base 9 is first rotated to remove the heat storage tank base 9 from the lower end of the heat storage tank body 4. Then, the disassembly tool is inserted into the adjusting groove 16. Then, the limit bar 21 is moved by the toggle plate 23 to drive the limit bar 21 to cancel the limit on the adjusting tooth plate 15. Then, the adjusting tooth plate 15 is driven to rotate by the tool. The adjusting tooth plate 15 drives the rotating block 14 to rotate during the rotation. The rotating block 14 drives the limiting column 18 in the mounting groove 17 to be moved out of the positioning hole 13 during the rotation. Then, the metal heat storage tank 11 and the positioning mechanism 12 are taken out from the inside of the heat storage tank body 4 as a whole, and the metal heat storage tank 11 can be maintained and repaired. The positioning mechanism 12 simplifies the removal process of the metal thermal accumulator 11 during maintenance and overhaul, making it easier to remove the metal thermal accumulator 11, shortening the overhaul time of the thermal storage tank 4 and making routine maintenance and overhaul more convenient. The position limiting assembly 20 limits the position of the adjustment tooth plate 15, preventing the adjustment tooth plate 15 from shaking during the position limiting process, and ensuring a more stable installation of the metal thermal accumulator 11 on the upper end of the rotating block 14.

[0026] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A detachable heat storage tank for a molten aluminum insulation furnace, comprising a heat storage furnace body (1), a liquid riser (2) provided at the upper end of the heat storage furnace body (1), a base (3) provided at one end of the heat storage furnace body (1), a heat storage tank body (4) provided at the upper end of the base (3), a support frame (6) provided at the lower end of the heat storage tank body (4), the lower end of the support frame (6) being fixedly connected to the base (3), a conveying pipe (5) provided at the upper end of the heat storage tank body (4), one end of the conveying pipe (5) being connected to the heat storage furnace body (1), an air inlet pipe (7) provided at one end of the heat storage tank body (4), an exhaust pipe (8) provided at one end of the heat storage tank body (4), and a heat storage tank base (9) provided at the lower end of the heat storage tank body (4), characterized in that: A limiting ring (10) is provided inside the heat storage tank body (4), the limiting ring (10) is fixedly connected to the heat storage tank body (4), a positioning mechanism (12) is provided inside the limiting ring (10), a metal heat storage body (11) is provided at the upper end of the positioning mechanism (12), the lower end of the metal heat storage body (11) is connected to the positioning mechanism (12), and a positioning hole (13) is provided on the outer surface of the limiting ring (10); the positioning mechanism (12) includes a rotating block (14), the rotating block (14) is connected to the metal heat storage body (11) a movable connection, wherein an adjusting tooth plate (15) is provided at the lower end of the rotating block (14), the adjusting tooth plate (15) is fixedly connected to the rotating block (14), an adjusting groove (16) is provided at the lower end of the adjusting tooth plate (15), a mounting groove (17) is provided on the outer side of the rotating block (14), a limiting column (18) is provided inside the mounting groove (17), one end of the limiting column (18) is provided with a telescopic spring (19), and one end of the telescopic spring (19) is fixedly connected to the limiting column (18).

2. The detachable heat storage tank for a molten aluminum holding furnace according to claim 1, characterized in that: The limiting column (18) is a metal hard cylindrical rod. The limiting column (18) is slidably installed inside the installation groove (17). The diameter of the limiting column (18) is adapted to the positioning hole (13).

3. The detachable heat storage tank for a molten aluminum holding furnace according to claim 2, characterized in that: An arc-shaped guide surface is provided on one end of the limiting column (18) close to the positioning hole (13).

4. The detachable heat storage tank for a molten aluminum holding furnace according to claim 1, characterized in that: A limiting assembly (20) is provided at one end of the outer side of the adjusting tooth plate (15), and one end of the limiting assembly (20) is engaged with the adjusting tooth plate (15).

5. The detachable heat storage tank for a molten aluminum holding furnace according to claim 4, characterized in that: The limiting assembly (20) includes a limiting strip (21), which is an arc-shaped metal strip. One end of the limiting strip (21) is engaged with the outer edge of the adjusting tooth plate (15). One end of the limiting strip (21) is provided with a limiting spring (22), and one end of the limiting spring (22) is fixedly connected to the rotating block (14).

6. The detachable heat storage tank for a molten aluminum holding furnace according to claim 5, characterized in that: A toggle plate (23) is provided at one end of the limit bar (21), and the toggle plate (23) is fixedly connected to the limit bar (21).

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