Molten aluminum heat preservation equipment for large reverberatory furnace

Abstract

The invention relates to the technical field of reverberatory furnaces, and particularly discloses molten aluminum heat preservation equipment for a large reverberatory furnace, the molten aluminum heat preservation equipment for the large reverberatory furnace comprises an operation panel, the upper end of the operation panel is rotatably connected with a heat preservation chamber, and a melting cavity is formed in the inner end of one side of the heat preservation chamber. One end of a conveying belt for conveying materials is located at the upper end of a feeding hopper, the materials are conveyed into the feeding hopper and then fall to the upper end of an opening and closing plate, pressure is applied to the opening and closing plate, the opening and closing plate is opened, the materials fall into a melting cavity to be melted, and the liquid level of aluminum alloy liquid in the melting cavity is higher and higher until the liquid level exceeds the highest opening of a through hole; and when the aluminum alloy liquid needs to be used, the first electric push rod is started through the controller to pull up the sealing door, the door opening can be exposed, the aluminum alloy liquid flows into the material guide channel and is discharged through the material guide channel, the working efficiency is improved, and meanwhile the high heat efficiency is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of reverberatory furnaces, in particular to aluminum liquid insulation equipment for large-scale reverberatory furnaces. Background Art

[0002] In the field of aluminum hydraulic casting technology, aluminum liquid holding furnaces are mainly used in conjunction with casting equipment to provide constant temperature aluminum liquid for model casting. Existing holding furnaces can be divided into single-chamber intermittent heating furnaces and continuous double-chamber holding furnaces according to production properties. In order to meet the operating rate of forging equipment, continuous double-chamber holding furnaces can make full use of energy and have higher thermal efficiency.

[0003] However, the existing double-chamber insulation furnaces on the market still have the following problems: 1. There is communication between the two chambers. When the lid is opened to take out the soup, the mixing of air will cause the aluminum liquid to oxidize, resulting in a decrease in product quality; 2. Due to its large size, the double-chamber insulation furnace requires the soup taking machine to move a long distance, resulting in reduced production efficiency; 3. The heating tube is set inside the surrounding walls of the insulation chamber and is not easy to replace. Summary of the invention

[0004] The purpose of the present invention is to provide a molten aluminum insulation device for a large reverberatory furnace to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an aluminum liquid insulation device for a large reverberatory furnace, comprising: an operation panel, the upper end of the operation panel is rotatably connected to an insulation chamber, a melting chamber is arranged at one inner end of the insulation chamber, and an insulation chamber is arranged at the other inner end, an inclined through hole is arranged between the insulation chamber and the melting chamber, an electric heating system is fixedly installed in the insulation chamber and the melting chamber, an opening 2 is arranged at the upper end of the melting chamber, a feeding component is arranged at the upper end of the opening 2, an opening 1 is arranged at the upper end of the insulation chamber, and a cover plate is covered at the upper end of the opening 1 through a fixing component; A door opening is provided at the lower side of one end of the heat preservation chamber body, the door opening is connected with the heat preservation chamber, a sealing door is installed at the lower side of one end of the heat preservation chamber body through a sealing frame, the sealing door is located outside the door opening, and a material guide channel is fixedly installed at the lower end of the sealing frame; A driving component is installed on one side of the lower end of the operation panel, a bottom plate is fixedly installed on the lower end of the operation panel through a supporting column, and a lifting component is arranged on the upper end of the bottom plate.

[0006] Preferably, support legs are fixedly installed on the four sides of the lower end of the operating panel, the lower ends of the support legs are located on the lower side of the bottom plate, a rectangular opening 1 is opened at the upper end of the operating panel, a rectangular opening 2 is opened on the inner wall of one end of the rectangular opening 1, side panels are fixedly installed on the left and right sides of the upper end of the operating panel, the insulation room is located between the two side panels, a rotating shaft is fixedly installed on the left and right ends of the insulation room, the other end of the rotating shaft is rotatably connected to the side panel, the lower end of the insulation room is located above the operating panel and directly above the rectangular opening 1, and a controller is fixedly installed on one end of the insulation room.

[0007] Preferably, the feeding component includes a feeding hopper, the lower end of which is fixedly mounted on the upper end of the insulation chamber body and located at the upper end of the second opening, the lower end of the feeding hopper is rotatably connected to an opening and closing plate via a hinge, the lower side of one end of the opening and closing plate away from the hinge is rotatably connected to a rotating cylinder, the other end of the rotating cylinder is slidably connected to a rotating rod on the inner side, the end of the rotating rod away from the rotating cylinder is rotatably connected to the inner wall of the second opening, and a high temperature resistant spring is installed between the rotating rod and the rotating cylinder, when the high temperature resistant spring is in a balanced state, the opening and closing plate is horizontally located on the inner side of the lower end of the feeding hopper.

[0008] Preferably, the fixing component includes a cylinder fixedly mounted on the upper end of the insulation room body, the cylinder is located on one side of opening one, the upper end of the cylinder is slidably sleeved with a rotating sleeve, the upper end of the cylinder is fixedly mounted with two limit plates, the rotating sleeve is located between the two limit plates, one end of the rotating sleeve is fixedly mounted with a rotating plate, the other end of the rotating plate is threadedly connected with a hand bolt, the lower end of the hand bolt passes through the rotating plate and is fixedly mounted with a pressure plate, the pressure plate can abut against the upper end of the cover plate, and the other end of the cover plate is hinged to the upper end of the insulation room body through a hinge.

[0009] Preferably, the sealing frame is U-shaped, fixedly mounted on the outer wall of the insulation chamber, the sealing door is slidably inserted into the sealing frame, an electric push rod 1 is fixedly mounted on the upper end of the sealing door, and the upper end of the electric push rod 1 is fixed to the outer wall of the insulation chamber through a mounting plate.

[0010] Preferably, the material guide channel is U-shaped, with one end fixedly mounted on the outer end of the insulation chamber body and the other end tilted upward.

[0011] Preferably, the driving component includes a support frame fixedly mounted on the lower end of the operating panel, the support frame is U-shaped, the support frame is located at the lower end of the rectangular opening 2, and an electric push rod 2 is rotatably connected inside the support frame. The upper end of the electric push rod 2 passes through the rectangular opening 2 and is rotatably connected to one side of the lower end of the insulation room body.

[0012] Preferably, the lifting component includes two threaded rods and two motors, the two threaded rods are rotatably connected to the left and right sides between the base plate and the operating panel, the two motors are fixedly installed on the left and right sides of the lower end of the base plate, and the output end of the motor is fixedly connected to the lower end of the threaded rod.

[0013] Preferably, the outer end of each threaded rod is threadedly sleeved with a threaded sleeve, and a push rod is fixedly installed on the inner end side wall of each threaded sleeve. The push rod is L-shaped, and a lifting plate is fixedly installed on the end of the push rod away from the threaded sleeve. Guide holes are opened on both sides of the lifting plate. Preferably, a lifting plate is provided at the upper end of the lifting plate, guide rods are fixedly installed on the left and right sides of the lower end of the lifting plate, the lower ends of the guide rods slide through the guide holes, and a number of return springs are evenly fixedly installed between the lifting plate and the lifting plate. The lifting plate and the lifting plate have the same size and are smaller than the size of the rectangular opening.

[0014] Compared with the prior art, the present invention has the following beneficial effects: The present invention adjusts the temperature in the melting chamber and the heat preservation chamber through a controller, locates one end of the conveyor belt for conveying materials at the upper end of the feed hopper, conveys the materials into the feed hopper, and then the materials fall on the upper end of the opening and closing plate, applies pressure to the opening and closing plate, opens the opening and closing plate, and the materials fall into the melting chamber for melting. The liquid level of the aluminum alloy liquid in the melting chamber becomes higher and higher until it exceeds the highest opening of the through hole. The aluminum alloy liquid in the melting chamber flows into the heat preservation chamber through the through hole for temporary heat preservation. When the aluminum alloy liquid is needed, the electric push rod is started by the controller to pull up the sealing door, so that the door opening can be exposed, and the aluminum alloy liquid flows into the material guide channel and is discharged through the material guide channel, thereby improving the working efficiency and having higher thermal efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the back side of the overall structure of the present invention; Figure 3 It is a bottom view of the overall structure of the present invention; Figure 4 A top view of the heat preservation chamber of the present invention; Figure 5 It is a structural schematic diagram of a cross section of the heat preservation chamber of the present invention; Figure 6 This is a schematic diagram of the second cross-section structure of the insulation chamber of the present invention; Figure 7 For the present invention Figure 5 A magnified view of the structure of the middle A area; Figure 8 It is a schematic diagram of the rotating cylinder and the rotating rod of the present invention; Fig. 9 For the present invention Figure 4 A magnified view of the structure of the middle B area; Fig.10 This is a schematic diagram of the upper structure of the operating panel of the present invention; Fig.11 It is a schematic diagram of the upper structure of the bottom plate of the present invention.

[0016] In the figure: 1. operation panel; 2. support leg; 3. side panel; 4. insulation chamber; 5. rotating shaft; 6. controller; 7. melting chamber; 8. insulation chamber; 9. electric heating system; 10. through hole; 11. opening 1; 12. opening 2; 13. feed hopper; 14. opening and closing plate; 15. rotating cylinder; 16. rotating rod; 17. high temperature resistant spring; 18. cover plate; 19. cylinder; 20. rotating sleeve; 21. limit plate; 22. rotating plate; 2 3. Tightening bolts; 24. Pressing plate; 25. Sealing frame; 26. Electric push rod 1; 27. Sealing door; 28. Material guide; 29. ​​Rectangular opening 1; 30. Rectangular opening 2; 31. Support frame; 32. Electric push rod 2; 33. Support column; 34. Bottom plate; 35. Threaded rod; 36. Threaded sleeve; 37. Push rod; 38. Lifting plate; 39. Guide hole; 40. Lifting plate; 41. Guide rod; 42. Return spring; 43. Motor. DETAILED DESCRIPTION

[0017] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] Embodiment 1 See also Figure 1-Figure 11The present invention provides a technical solution: an aluminum liquid insulation device for a large reverberatory furnace, comprising: an operation panel 1, the upper end of the operation panel 1 is rotatably connected to an insulation chamber 4, one end of the insulation chamber 4 is fixedly installed with a controller 6, a melting chamber 7 is arranged at the inner end of one side of the insulation chamber 4, and an insulation chamber 8 is arranged at the inner end of the other side, an inclined through hole 10 is arranged between the insulation chamber 8 and the melting chamber 7, the through hole 10 is located at one end of the melting chamber 7 lower than the other end of the insulation chamber 8, and the depth of the insulation chamber 8 is greater than the depth of the melting chamber 7, by putting materials into the melting chamber 7 and melting them into aluminum alloy liquid through a heating system 9, as more and more materials are put into the melting chamber 7, the liquid level of the aluminum alloy liquid in the melting chamber 7 becomes higher and higher, until it exceeds the highest mouth of the through hole 10. The aluminum alloy liquid in the melting chamber 7 will flow into the insulation chamber 8 through the through hole 10 for temporary insulation storage. Due to the inclined design of the through hole 10, the material with larger mass will fall to the bottom of the melting chamber 7 and will not overflow into the insulation chamber 8 from the through hole 10. The material can be melted in the melting chamber 7 while the melted liquid is input into the insulation chamber 8, which improves the working efficiency and has higher thermal efficiency. The insulation chamber 8 and the melting chamber 7 are both fixedly installed with an electric heating system 9, the electric heating system 9 includes a mounting base and an electric heating rod, the mounting base is fixedly installed on the side wall of the insulation chamber body 4, the electric heating rod is located in the melting chamber 7 and the insulation chamber 8, the electric heating system 9 is electrically connected to the controller 6, and the temperature in the melting chamber 7 and the insulation chamber 8 can be adjusted by the controller 6.

[0019] The upper end of the melting chamber 8 is provided with an opening 12, and the opening 12 is relatively small, so as to reduce the air from entering the inner end of the melting chamber 7. The upper end of the opening 12 is provided with a feeding component, and the feeding component includes a feeding hopper 13. The lower end of the feeding hopper 13 is fixedly mounted on the upper end of the heat preservation chamber body 4 and is located at the upper end of the opening 12. The lower end of the feeding hopper 13 is rotatably connected with an opening and closing plate 14 through a hinge. The lower side of the opening and closing plate 14 away from the hinge is rotatably connected with a rotating cylinder 15. The inner side of the other end of the rotating cylinder 15 is slidably connected with a rotating rod 16. The end of the rotating rod 16 away from the rotating cylinder 15 is rotatably connected to the inner wall of the opening 12, and the rotating rod 16 and A high temperature resistant spring 17 is installed between the rotating cylinders 15. When the high temperature resistant spring 17 is in a balanced state, the opening and closing plate 14 is horizontally located on the inner side of the lower end of the feed hopper 13, and one end of the conveyor belt for conveying materials is located at the upper end of the feed hopper 13. The material can be transported into the feed hopper 13, and then the material falls on the upper end of the opening and closing plate 14. Pressure is applied to the opening and closing plate 14 to open the opening and closing plate 14, and the material falls into the melting chamber 7. When there is no material at the upper end of the opening and closing plate 14, the opening and closing plate 14 is reset under the reaction force of the high temperature resistant spring 17 to prevent air from entering the melting chamber 7 to oxidize the aluminum alloy liquid and reduce the temperature loss from the opening 2 12.

[0020] The upper end of the heat preservation chamber 8 is provided with an opening 11, and the upper end of the opening 11 is covered with a cover plate 18 through a fixing component. The fixing component includes a cylinder 19 fixedly mounted on the upper end of the heat preservation chamber body 4, the cylinder 19 is located on one side of the opening 11, and a rotating sleeve 20 is slidably sleeved on the upper end of the cylinder 19, and two limit plates 21 are fixedly mounted on the upper end of the cylinder 19, and the rotating sleeve 20 is located between the two limit plates 21. A rotating plate 22 is fixedly mounted on one end of the rotating sleeve 20, and a hand screw bolt 23 is threadedly connected to the other end of the rotating plate 22. The hand screw bolt The lower end of 23 passes through the rotating plate 22 and is fixedly installed with a pressing plate 24, which can abut against the upper end of the cover plate 18. The other end of the cover plate 18 is hinged to the upper end of the insulation chamber body 4 through a hinge. By covering the cover plate 18 on the upper end of the opening 11, and then rotating the rotating plate 22 to one side of the upper end of the cover plate 18, and then tightening the hand bolt 23 to make the pressing plate 24 abut against the upper end of the cover plate 18, that is, the cover plate 18 is covered on the upper end of the opening 11, and the opening 11 is blocked. The insulation chamber 7 can be observed by opening the cover plate 18.

[0021] A door opening is provided at the lower side of one end of the insulation chamber 4, and the door opening is connected to the insulation chamber 8. A sealing door 27 is installed at the lower side of one end of the insulation chamber 4 through a sealing frame 25. The sealing frame 25 is U-shaped and fixedly installed on the outer wall of the insulation chamber 4. The sealing door 27 is located on the outside of the door opening. The sealing door 27 is slidably inserted into the sealing frame 25 to seal the door opening. An electric push rod 26 is fixedly installed at the upper end of the sealing door 27. The upper end of the electric push rod 26 is fixed to the outer wall of the insulation chamber 4 through a mounting plate. The electric push rod 26 is electrically connected to the controller 6. A material guide channel 28 is fixedly installed at the lower end of the sealing frame 25. When the electric push rod 26 is started to pull up the sealing door 27, the door opening can be exposed, and the aluminum alloy liquid flows into the material guide channel 28 and is discharged through the material guide channel 28.

[0022] Embodiment 2 On the basis of embodiment 1, support legs 2 are fixedly installed on the four sides of the lower end of the operating panel 1, and the lower end of the support legs 2 is located on the lower side of the bottom plate 34. A rectangular opening 29 is opened at the upper end of the operating panel 1, and a rectangular opening 2 30 is opened on the inner wall of one end of the rectangular opening 29. Side panels 3 are fixedly installed on the left and right sides of the upper end of the operating panel 1. The insulation chamber 4 is located between the two side panels 3. The left and right ends of the insulation chamber 4 are fixedly installed with a rotating shaft 5, and the other end of the rotating shaft 5 is rotatably connected to the side panel 3. The insulation chamber 4 can rotate between the two side panels 3. The lower end of the insulation chamber 4 is located above the operating panel 1 and at the upper end of the rectangular opening 29. The material guide channel 28 is U-shaped, one end of which is fixedly installed on the outer end of the insulation chamber 4, and the other end is upwardly tilted. A driving component is installed on one side of the lower end of the operating panel 1.

[0023] The driving component includes a support frame 31 fixedly mounted at the lower end of the operating panel 1. The support frame 31 is U-shaped and is located at the lower end of the rectangular opening 30. An electric push rod 32 is rotatably connected inside the support frame 31. The upper end of the electric push rod 32 passes through the rectangular opening 30 and is rotatably connected to one side of the lower end of the insulation chamber 4. Specifically, the electric push rod 32 is electrically connected to the controller 6. The electric push rod 32 is started by the controller 6, and the output end of the electric push rod 32 extends to push one end of the insulation chamber 4 upward, and the material guide channel 28 rotates together. The material guide channel 28 is rotated to be parallel to the ground or the outer port is tilted downward, so as to facilitate the discharge of the aluminum alloy liquid in the insulation chamber 8.

[0024] Embodiment 3 On the basis of the second embodiment, the lower end of the operating panel 1 is fixedly installed with a base plate 34 through a support column 33. There are four support columns 33, one end of which is fixedly installed on the four sides of the upper end of the base plate 34, and the other end is fixedly installed on the four sides of the lower end of the operating panel 1. The support column 33 is located on the inner side of the support leg 2, and a lifting component is provided at the upper end of the base plate 34. The lifting component includes two threaded rods 35 and two motors 43. The motor 43 is a servo motor that can rotate forward and reverse. The motor 43 is electrically connected to the controller 6. The two threaded rods 35 are respectively rotatably connected to the left and right sides between the base plate 34 and the operating panel 1. The two motors 43 are respectively fixedly installed on the left and right sides of the lower end of the base plate 34. The output end of the motor 43 is fixedly connected to the lower end of the threaded rod 35. The controller 6 can control the two motors 43 to start and stop at the same time, and the motor 43 can drive the threaded rod 35 to rotate forward and reverse.

[0025] The outer end of each threaded rod 35 is threadedly sleeved with a threaded sleeve 36, and a push rod 37 is fixedly installed on the inner end side wall of each threaded sleeve 36. The push rod 37 is L-shaped, and a lifting plate 38 is fixedly installed on the end of the push rod 37 away from the threaded sleeve 36. When the threaded rod 35 rotates, the threaded sleeve 36 drives the push rod 37 to drive the lifting plate 38 to move synchronously. Guide holes 39 are opened on the left and right sides of the lifting plate 38, and a lifting plate 40 is provided at the upper end of the lifting plate 38. Guide rods 41 are fixedly installed on the left and right sides of the lower end of the lifting plate 40. The lower end of the guide rod 41 slides through the guide hole 39, and a number of return springs 42 are evenly fixedly installed between the lifting plate 38 and the lifting plate 40. The lifting plate 38 and the lifting plate 40 have the same size and are smaller than the size of the rectangular opening 29. The lifting plate 38 and the lifting plate 40 are located on the inner side of the rectangular opening 29. Specifically, the motor 43 is started to rotate by the controller 6, and the motor 43 drives the threaded rod 35 to rotate. The threaded rod 35 drives the threaded sleeve 36 to move with the push rod 37 and the lifting plate 38. When the lifting plate 38 moves, it moves synchronously with the lifting plate 40 until the lifting plate 40 and the lower end surface of the insulation chamber 4 are in contact with each other, and the insulation chamber 4 is lifted and stably supported. When the insulation chamber 4 needs to be rotated, the motor 43 is started to rotate in the opposite direction to separate the lifting plate 40 from the lower end of the insulation chamber 4.

[0026] During actual use, the temperature in the melting chamber 7 and the insulation chamber 8 is adjusted by the controller 6, one end of the conveyor belt for conveying materials is located at the upper end of the feed hopper 13, the material is conveyed to the feed hopper 13, and then the material falls on the upper end of the opening and closing plate 14, pressure is applied to the opening and closing plate 14, the opening and closing plate 14 is opened, and the material falls into the melting chamber 7 for melting, and the liquid level of the aluminum alloy liquid in the melting chamber 7 becomes higher and higher, until it exceeds the highest mouth of the through hole 10, the aluminum alloy liquid in the melting chamber 7 will flow into the insulation chamber 8 through the through hole 10 for temporary insulation storage, when the aluminum alloy liquid is needed, the electric push rod 26 is started by the controller 6 to pull up the sealing door 27, the door opening can be exposed, the aluminum alloy liquid flows into the guide channel 28, and is discharged through the guide channel 28, which improves the work efficiency and has higher thermal efficiency.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A large-scale reverberatory furnace aluminum liquid insulation equipment, comprising: An operating panel (1), the upper end of which is rotatably connected to an insulation chamber (4), characterized in that: a melting chamber (7) is provided at the inner end of one side of the insulation chamber (4), and a heat preservation chamber (8) is provided at the inner end of the other side, an inclined through hole (10) is provided between the heat preservation chamber (8) and the melting chamber (7), an electric heating system (9) is fixedly installed in both the heat preservation chamber (8) and the melting chamber (7), a second opening (12) is provided at the upper end of the melting chamber (8), a feeding component is provided at the upper end of the second opening (12), an opening (11) is provided at the upper end of the insulation chamber (8), and a cover plate (18) is provided at the upper end of the opening (11) via a fixing component; A door opening is provided at the lower side of one end of the heat preservation chamber (4), the door opening being in communication with the heat preservation chamber (8), a sealing door (27) is installed at the lower side of one end of the heat preservation chamber (4) via a sealing frame (25), the sealing door (27) is located outside the door opening, and a material guide channel (28) is fixedly installed at the lower end of the sealing frame (25); A driving component is installed on one side of the lower end of the operating panel (1), a bottom plate (34) is fixedly installed on the lower end of the operating panel (1) via a support column (33), and a lifting component is provided on the upper end of the bottom plate (34).

2. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 1 is characterized in that: Support legs (2) are fixedly mounted on four sides of the lower end of the operating panel (1), the lower ends of the support legs (2) are located below the bottom plate (34), a rectangular opening (29) is opened at the upper end of the operating panel (1), a rectangular opening (30) is opened on the inner wall of one end of the rectangular opening (29), side panels (3) are fixedly mounted on the left and right sides of the upper end of the operating panel (1), a heat preservation chamber (4) is located between the two side panels (3), a rotating shaft (5) is fixedly mounted on the left and right ends of the heat preservation chamber (4), the other end of the rotating shaft (5) is rotatably connected to the side panel (3), the lower end of the heat preservation chamber (4) is located above the operating panel (1) and directly above the rectangular opening (29), and a controller (6) is fixedly mounted on one end of the heat preservation chamber (4).

3. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 1 is characterized in that: The feeding component comprises a feeding hopper (13), the lower end of which is fixedly mounted on the upper end of the heat preservation chamber body (4) and is located at the upper end of the second opening (12), the lower end of the feeding hopper (13) is rotatably connected to an opening and closing plate (14) via a hinge, the lower side of one end of the opening and closing plate (14) away from the hinge is rotatably connected to a rotating cylinder (15), the inner side of the other end of the rotating cylinder (15) is slidably connected to a rotating rod (16), the end of the rotating rod (16) away from the rotating cylinder (15) is rotatably connected to the inner wall of the second opening (12), and a high temperature resistant spring (17) is installed between the rotating rod (16) and the rotating cylinder (15), and when the high temperature resistant spring (17) is in a balanced state, the opening and closing plate (14) is horizontally located on the inner side of the lower end of the feeding hopper (13).

4. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 1 is characterized in that: The fixing component comprises a cylinder (19) fixedly mounted on the upper end of the heat preservation chamber body (4), the cylinder (19) being located on one side of the opening (11), a rotating sleeve (20) being slidably sleeved on the upper end of the cylinder (19), two limit plates (21) being fixedly mounted on the upper end of the cylinder (19), the rotating sleeve (20) being located between the two limit plates (21), a rotating plate (22) being fixedly mounted on one end of the rotating sleeve (20), a hand-tightening bolt (23) being threadedly connected to the other end of the rotating plate (22), a pressing plate (24) being fixedly mounted on the lower end of the hand-tightening bolt (23) passing through the rotating plate (22), and being abutted against the upper end of the cover plate (18), and the other end of the cover plate (18) being hinged to the upper end of the heat preservation chamber body (4) via a hinge.

5. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 1 is characterized in that: The sealing frame (25) is U-shaped and fixedly mounted on the outer wall of the heat preservation chamber (4). The sealing door (27) is slidably inserted into the sealing frame (25). An electric push rod (26) is fixedly mounted on the upper end of the sealing door (27). The upper end of the electric push rod (26) is fixedly mounted on the outer wall of the heat preservation chamber (4) via a mounting plate.

6. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 1 is characterized in that: The material guide channel (28) is U-shaped, with one end fixedly mounted on the outer end of the insulation chamber body (4) and the other end tilted upward.

7. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 1 is characterized in that: The driving component comprises a support frame (31) fixedly mounted at the lower end of the operating panel (1), the support frame (31) being U-shaped and located at the lower end of the second rectangular opening (30), a second electric push rod (32) being rotatably connected inside the support frame (31), and an upper end of the second electric push rod (32) passing through the second rectangular opening (30) and being rotatably connected to one side of the lower end of the heat preservation chamber body (4).

8. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 1 is characterized in that: The lifting component comprises two threaded rods (35) and two motors (43); the two threaded rods (35) are rotatably connected to the left and right sides between the bottom plate (34) and the operating panel (1); the two motors (43) are fixedly mounted to the left and right sides of the lower end of the bottom plate (34); and the output end of the motor (43) is fixedly connected to the lower end of the threaded rod (35).

9. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 8, characterized in that: The outer end of each threaded rod (35) is threadedly sleeved with a threaded sleeve (36), and a push rod (37) is fixedly mounted on the inner end side wall of each threaded sleeve (36). The push rod (37) is L-shaped, and a lifting plate (38) is fixedly mounted on one end of the push rod (37) away from the threaded sleeve (36). Guide holes (39) are provided on both left and right sides of the lifting plate (38).

10. The aluminum liquid insulation equipment for a large reverberatory furnace according to claim 9, characterized in that: A lifting plate (40) is provided at the upper end of the lifting plate (38), and guide rods (41) are fixedly installed on both left and right sides of the lower end of the lifting plate (40). The lower ends of the guide rods (41) slide through the guide holes (39), and a plurality of return springs (42) are evenly fixedly installed between the lifting plate (38) and the lifting plate (40). The dimensions of the lifting plate (38) and the lifting plate (40) are the same and smaller than the dimensions of the rectangular opening (29).

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