A self-feeding refining hot cleaning furnace for smelting recycled metal

Abstract

The present invention relates to a refining hot cleaning furnace, and in particular to a self-feeding refining hot cleaning furnace for smelting recycled metal. The present invention provides a self-feeding refining hot cleaning furnace for smelting recycled metal that can scrape off waste slag. The present invention provides such a self-feeding refining hot cleaning furnace for smelting recycled metal, including a bracket, a refining hot cleaning furnace and a heating tube, the bottom left and right sides of the refining hot cleaning furnace are both symmetrically fixed with brackets, the top of the refining hot cleaning furnace is evenly spaced with at least two air outlets, and the refining hot cleaning furnace is fixed with heating tubes on both the front and back sides. The screw rotates to transfer the recycled metal raw materials inside the discharge box to the second feed pipe, and the recycled metal raw materials in the second feed pipe fall into the smelting box through the first feed pipe for smelting operation, and then the screw rotates to drive the scraper to slide to the left to scrape the waste slag floating on the surface to the discharge channel, and the staff uses a container to collect the waste slag.

Description

Technical Field

[0001] The invention relates to a refining heat cleaning furnace, in particular to an autonomous charging type refining heat cleaning furnace for smelting recycled metal. Background Art

[0002] Metals and their alloys refined from scrap metal products and metal waste in industrial production processes. Also known as recycled metals. The recycling of metal waste is beneficial to environmental protection and resource utilization, and has the characteristics of low energy consumption and significant economic benefits.

[0003] Patent announcement number CN109341336A discloses a regenerative metal smelting furnace and a smelting device thereof, the smelting device comprises a furnace body, a smelting crucible, a heat exchange pipe and an insulation water tank; the furnace body is provided with a combustion chamber and a smelting chamber, the combustion chamber is located below the smelting chamber, the smelting crucible can be placed in the smelting chamber; the insulation water tank is located below the combustion chamber in the furnace body to absorb the heat below the combustion chamber, the heat exchange pipe is arranged around the peripheral side wall of the smelting crucible, the insulation water tank has a water inlet end and a water outlet end communicating with the heat exchange pipe, the water outlet end is located in the upper half of the insulation water tank. The smelting device is connected to the top of the smelting crucible through the discharge end of the material conveying pipe, and the metal to be smelted can be conveyed to the smelting crucible through the material conveying pipe. The control device is functionally connected to the regenerative metal smelting furnace. Functional connection means that the control device controls the metal smelting process by controlling the valves on the above-mentioned fuel delivery pipe, the first liquid delivery pipe, the second liquid delivery pipe, the first exhaust gas delivery pipe and the second exhaust gas delivery pipe. However, the smelting device cannot scrape off the waste slag floating on the surface of the smelting liquid during the smelting process, which will affect the quality of the recycled metal.

[0004] Therefore, it is necessary to design an autonomous charging type refining hot cleaning furnace for smelting recycled metals which can scrape off the waste slag. Summary of the invention

[0005] In order to overcome the disadvantage that the existing smelting device cannot scrape off the waste slag floating on the surface of the smelting liquid during the smelting process, thereby affecting the quality of the recycled metal, the technical problem is to provide an autonomous charging refining hot cleaning furnace for smelting recycled metal that can scrape off the waste slag.

[0006] The technical solution of the present invention is: a self-feeding refining heat cleaning furnace for smelting recycled metal, comprising a bracket, a refining heat cleaning furnace, a heating tube, a first fixed plate, a smelting box, a first feeding pipe, a transportation mechanism and a slag removal mechanism, the bottom left and right sides of the refining heat cleaning furnace are both symmetrically fixed with brackets, the top of the refining heat cleaning furnace is evenly spaced with at least two air outlets, the refining heat cleaning furnace is fixed with heating tubes on the front and back sides, the lower part of the refining heat cleaning furnace is fixed with a first fixed plate, a smelting box capable of smelting recycled metal raw materials is fixed on the first fixed plate, a first feeding pipe is fixedly arranged on the right side of the smelting box, the first feeding pipe runs through the right side of the refining heat cleaning furnace, a transportation mechanism capable of transmitting recycled metal raw materials is arranged on the right side of the refining heat cleaning furnace, and a slag removal mechanism capable of scraping waste slag on the surface of the smelted recycled metal raw materials is arranged on the refining heat cleaning furnace and the first feeding pipe.

[0007] Furthermore, the transportation mechanism includes a first fixed frame, a second feed pipe, a discharge box, a first motor and a screw rod. A group of first fixed frames are symmetrically fixedly arranged on the upper and lower right sides of the refining and hot cleaning furnace, and each group has two first fixed frames. A second feed pipe is fixedly connected between the two groups of first fixed frames. The first feed pipe is connected to the second feed pipe. A discharge box is fixedly arranged at the bottom of the second feed pipe, and a discharge port is opened on the top of the discharge box. A first motor is fixedly arranged on the upper right side of the refining and hot cleaning furnace. A screw rod capable of conveying recycled metal raw materials is rotatably arranged in the second feed pipe, and the upper end of the screw rod is connected to the output shaft of the first motor through a coupling.

[0008] Furthermore, the slag removal mechanism includes a second fixed frame, a second motor, a screw, a scraper and a discharge channel. The second fixed frame is fixedly arranged on the top of the first feed pipe, and the second motor is fixedly arranged on the left side of the refining heat cleaning furnace. A screw is rotatably arranged on the second fixed frame, and the left end of the screw is connected to the output shaft of the second motor through a coupling. A scraper capable of scraping off waste slag on the surface of the smelted recycled metal raw material is threadedly arranged on the screw, and the scraper is slidably connected to the smelting box. A discharge channel is fixedly arranged on the left side of the refining heat cleaning furnace, and the discharge channel is connected to the left side of the smelting box.

[0009] Furthermore, it also includes a discharging mechanism capable of releasing liquid recycled metal, the discharging mechanism includes a placing plate, a first fixed rod, a second fixed plate, a first elastic member, a third fixed plate, a second fixed rod, a second elastic member, a fixed frame, a discharging pipe and a third fixed frame, a placing plate is slidably arranged in the smelting box, a first fixed rod is fixedly arranged at the bottom of the placing plate, the bottom end of the first fixed rod passes through the smelting box and the refining hot cleaning furnace, a second fixed plate is fixedly arranged at the bottom end of the first fixed rod, a first elastic member is connected between the bottom of the placing plate and the bottom of the smelting box, the first elastic member is sleeved on the first fixed rod, and a third fixed plate is slidably arranged on the left side of the placing plate There are three fixed plates, and second fixed rods are fixedly arranged on the front and back of the bottom of the third fixed plate. The second fixed rods are slidably connected to the placement plate. Second elastic members are connected between the lower parts of the two second fixed rods and the bottom of the placement plate. The second elastic members are sleeved on the second fixed rods. A fixed frame is embedded in the lower left part of the smelting box. The second fixed rod will contact the fixed frame when it moves downward. A discharge pipe capable of releasing liquid recycled metal is symmetrically fixed on the bottom of the fixed frame. The tail end of the discharge pipe passes through the lower left part of the refining heat cleaning furnace. The lower left and left parts of the refining heat cleaning furnace are symmetrically fixed with third fixed frames, and the discharge pipe is connected to the adjacent third fixed frame.

[0010] Furthermore, it also includes a closing mechanism capable of closing the first feed pipe, the closing mechanism includes a valve, a torsion spring, a fourth fixed frame, a connecting rod, a pressure block, a fourth fixed plate and a mounting frame, the first feed pipe is rotatably provided with a valve, a torsion spring is symmetrically connected between the valve and the first feed pipe, the torsion spring is sleeved on the valve, a fourth fixed frame is fixedly provided in the right part of the refining and hot cleaning furnace, a connecting rod is symmetrically slidably provided on the fourth fixed frame, a pressure block is fixedly provided on the upper part of the connecting rod, the pressure block is in contact with the valve, a fourth fixed plate is fixedly provided between the bottom ends of the two connecting rods, the second fixed plate will contact with the fourth fixed plate when it moves downward, a mounting frame is symmetrically fixedly provided on the lower right part of the refining and hot cleaning furnace, and the connecting rod is slidably connected to the mounting frame.

[0011] Furthermore, it also includes an exhaust mechanism that is convenient for exhausting harmful gases generated during the smelting process of recycled metal raw materials. The exhaust mechanism includes a fifth fixed frame, an exhaust pipe and a cover. The fifth fixed frame is fixedly arranged on the top of the refining hot cleaning furnace. At least two exhaust pipes are fixedly arranged on the fifth fixed frame at even intervals. The exhaust pipe is connected to the air outlet, and a cover is placed on the top of the exhaust pipe.

[0012] Furthermore, it also includes a collecting mechanism capable of collecting waste slag in a centralized manner, the collecting mechanism includes a fifth fixed plate, a collecting box and a handle, a fifth fixed plate is fixedly arranged at the lower left part of the refining hot cleaning furnace, a collecting box capable of collecting waste slag is placed on the fifth fixed plate, the collecting box is located below the discharge channel, and a handle is rotatably arranged on the collecting box.

[0013] Furthermore, the collection box is made of stainless steel.

[0014] From the above description of the structure of the present invention, it can be seen that the design starting point, concept and advantages of the present invention are: 1. The spiral rod rotates to transfer the recycled metal raw materials inside the discharge box to the second feed pipe, and the recycled metal raw materials in the second feed pipe fall into the smelting box through the first feed pipe for smelting operation, and then the scraper is driven to slide to the left by the rotation of the screw to scrape the waste slag floating on the surface to the discharge channel, and the staff uses a container to collect the waste slag.

[0015] 2. The second fixing rod slides upward to drive the third fixing plate to slide upward to open the left part of the placement plate, so that the recycled metal liquid can flow into the fixed frame, and the recycled metal liquid inside the fixed frame flows out through the discharge pipe, making it easier for staff to collect it.

[0016] 3. The second fixed plate moves downward to squeeze the fourth fixed plate, driving the connecting rod to slide downward, so that the pressing block moves downward to squeeze the valve to rotate and close the first feeding pipe, thereby achieving the purpose of stopping feeding while discharging.

[0017] 4. The staff connects the purification pipe to the exhaust pipe. The waste gas generated during the smelting process of the recycled metal enters the purification pipe through the air outlet and the exhaust pipe, and is purified before being discharged.

[0018] 5. The waste residue in the discharge channel falls into the collection box for centralized collection. The staff can use the handle to facilitate cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional schematic diagram of the present invention.

[0020] Figure 2 It is a schematic diagram of a first partial three-dimensional structure of the present invention.

[0021] Figure 3 It is a schematic diagram of a second partial three-dimensional structure of the present invention.

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the transportation mechanism of the present invention.

[0023] Figure 5 It is a schematic cross-sectional structural diagram of the transport mechanism of the present invention.

[0024] Figure 6 It is a schematic cross-sectional structural diagram of the slag removal mechanism of the present invention.

[0025] Figure 7 It is a schematic diagram of a first partial cross-sectional structure of the discharging mechanism of the present invention.

[0026] Figure 8It is a schematic diagram of a second partial cross-sectional structure of the discharging mechanism of the present invention.

[0027] Fig. 9 This is an enlarged view of part A of the present invention.

[0028] Fig.10 It is a schematic diagram of a first partial cross-sectional structure of the closing mechanism of the present invention.

[0029] Fig.11 It is a schematic diagram of a second partial cross-sectional structure of the closing mechanism of the present invention.

[0030] Fig.12 This is an enlarged view of part B of the present invention.

[0031] Fig.13 It is a schematic diagram of the three-dimensional structure of the exhaust mechanism of the present invention.

[0032] Fig.14 It is a schematic diagram of the three-dimensional structure of the collecting mechanism of the present invention.

[0033] Description of the accompanying drawings: 1. bracket, 2. refining heat cleaning furnace, 201. air outlet, 3. heating tube, 4. first fixed plate, 5. smelting box, 6. first feed pipe, 7. transportation mechanism, 701. first fixed frame, 702. second feed pipe, 703. discharge box, 704. discharge port, 705. first motor, 706. screw rod, 8. slag removal mechanism, 801. second fixed frame, 802. second motor, 803. screw rod, 804. scraper, 805. discharge channel, 9. discharge mechanism, 901. placement plate, 902. first fixed rod, 903. second fixed plate, 904. first Elastic member, 905, third fixed plate, 906, second fixed rod, 907, second elastic member, 908, fixed frame, 909, discharge pipe, 910, third fixed frame, 10, closing mechanism, 1001, valve, 1002, torsion spring, 1003, fourth fixed frame, 1004, connecting rod, 1005, pressing block, 1006, fourth fixed plate, 1007, mounting frame, 11, exhaust mechanism, 1101, fifth fixed frame, 1102, exhaust pipe, 1103, cover, 12, collecting mechanism, 1201, fifth fixed plate, 1202, collecting box, 1203, handle. DETAILED DESCRIPTION

[0034] The present invention will be further described below in conjunction with the embodiments shown in the accompanying drawings.

[0035] Example 1

[0036] See also Figure 1-Figure 6, a self-feeding refining heat cleaning furnace for smelting recycled metal, comprising a bracket 1, a refining heat cleaning furnace 2, a heating pipe 3, a first fixed plate 4, a smelting box 5, a first feeding pipe 6, a transportation mechanism 7 and a slag removal mechanism 8, the bottom left and right sides of the refining heat cleaning furnace 2 are symmetrically welded with brackets 1, the top of the refining heat cleaning furnace 2 is evenly spaced with four air outlets 201, the refining heat cleaning furnace 2 is fixedly provided with heating pipes 3 on both sides of the front and back, the lower part of the refining heat cleaning furnace 2 is fixedly provided with a first fixed plate 4, the first fixed plate 4 is fixedly provided with a smelting box 5, the smelting box 5 can smelt recycled metal raw materials, the right side of the smelting box 5 is fixedly provided with a first feeding pipe 6, the first feeding pipe 6 runs through the right side of the refining heat cleaning furnace 2, the right side of the refining heat cleaning furnace 2 is provided with a transportation mechanism 7, the transportation mechanism 7 can transport the recycled metal raw materials, the refining heat cleaning furnace 2 and the first feeding pipe 6 are provided with a slag removal mechanism 8, the slag removal mechanism 8 can scrape the waste slag on the surface of the smelted recycled metal raw materials.

[0037] See also Figure 4-Figure 5 The transport mechanism 7 includes a first fixed frame 701, a second feed pipe 702, a discharge box 703, a first motor 705 and a screw rod 706. A group of first fixed frames 701 are symmetrically fixedly arranged on the right side of the refining and hot cleaning furnace 2, and each group has two first fixed frames 701. The second feed pipe 702 is fixedly connected between the two groups of first fixed frames 701. The first feed pipe 6 is connected to the second feed pipe 702. A discharge box 703 is fixedly arranged at the bottom of the second feed pipe 702, and a discharge port 704 is opened on the top of the discharge box 703. A first motor 705 is fixedly arranged on the upper right side of the refining and hot cleaning furnace 2. A screw rod 706 is rotatably arranged in the second feed pipe 702. The screw rod 706 can transport the recycled metal raw materials. The upper end of the screw rod 706 is connected to the output shaft of the first motor 705 through a coupling.

[0038] See also Figure 6 The slag removal mechanism 8 includes a second fixed frame 801, a second motor 802, a screw 803, a scraper 804 and a discharge channel 805. The second fixed frame 801 is welded on the top of the first feeding pipe 6. The second motor 802 is fixedly arranged on the left side of the refining and hot cleaning furnace 2. The screw 803 is rotatably arranged on the second fixed frame 801. The left end of the screw 803 is connected to the output shaft of the second motor 802 through a coupling. The scraper 804 is threadedly arranged on the screw 803. The scraper 804 can scrape off the waste slag on the surface of the smelted recycled metal raw material. The scraper 804 is slidably connected to the smelting box 5. The discharge channel 805 is welded on the left side of the refining and hot cleaning furnace 2, and the discharge channel 805 is connected to the left side of the smelting box 5.

[0039] When it is necessary to smelt the recycled metal, the staff pours the recycled metal raw materials into the discharge box 703 through the discharge port 704. After pouring, the staff starts the first motor 705. The output shaft of the first motor 705 rotates to drive the screw rod 706 to rotate. The screw rod 706 rotates to transfer the recycled metal raw materials in the discharge box 703 to the second feed pipe 702. The recycled metal raw materials in the second feed pipe 702 fall into the smelting box 5 through the first feed pipe 6. When the recycled metal raw materials in the smelting box 5 reach a certain amount, the staff turns off the first motor 705 to stop the operation, and then the staff turns on the heating tube 3. The heating tube 3 operates to heat and melt the recycled metal raw materials through the smelting box 5. The waste gas generated during the melting process is then discharged through the air outlet 201. Since a layer of waste slag will float on the surface of the melted recycled metal, at this time, the staff starts the second motor 802. The output shaft of the second motor 802 rotates to drive the screw 803 to rotate. The rotation of the screw 803 drives the scraper 804 to slide to the left to scrape the waste slag floating on the surface to the discharge channel 805. The waste slag inside the discharge channel 805 falls down. The staff uses a container to collect the waste slag. After scraping, the staff controls the output shaft of the first motor 705 to reverse and drive the screw 803 to reverse. The screw 803 reverses and drives the scraper 804 to move right and reset. After use, the staff turns off the first motor 705 and the heating tube 3 to stop the operation.

[0040] Example 2

[0041] See also Figure 1 , Figure 7 , Figure 8 and Fig. 9, on the basis of Example 1, it also includes a discharging mechanism 9, which can release liquid recycled metal, and the discharging mechanism 9 includes a placing plate 901, a first fixing rod 902, a second fixing plate 903, a first elastic member 904, a third fixing plate 905, a second fixing rod 906, a second elastic member 907, a fixing frame 908, a discharging pipe 909 and a third fixing frame 910, a placing plate 901 is slidably arranged in the smelting box 5, a first fixing rod 902 is welded to the bottom of the placing plate 901, the bottom end of the first fixing rod 902 passes through the smelting box 5 and the refining hot cleaning furnace 2, a second fixing plate 903 is fixedly arranged at the bottom end of the first fixing rod 902, a first elastic member 904 is connected between the bottom of the placing plate 901 and the bottom of the smelting box 5, the first elastic member 904 is sleeved on the first fixing rod 902, and the left part of the placing plate 901 A third fixed plate 905 is slidably arranged, and second fixed rods 906 are fixedly arranged on the front and rear sides of the bottom of the third fixed plate 905. The second fixed rods 906 are slidably connected to the placement plate 901. Second elastic members 907 are connected between the lower parts of the two second fixed rods 906 and the bottom of the placement plate 901. The second elastic members 907 are sleeved on the second fixed rods 906. A fixed frame 908 is embedded in the lower left part of the smelting box 5. The second fixed rod 906 moves downward and contacts with the fixed frame 908. A discharge pipe 909 is symmetrically fixed on the bottom of the fixed frame 908. The discharge pipe 909 can release liquid recycled metal. The tail end of the discharge pipe 909 passes through the lower left part of the refining heat cleaning furnace 2. The lower left part and the left side of the refining heat cleaning furnace 2 are symmetrically welded with a third fixed frame 910, and the discharge pipe 909 is connected to the adjacent third fixed frame 910.

[0042] See also Figure 1 , Fig.10 , Fig.11 and Fig.12 , and also includes a closing mechanism 10, which can close the first feed pipe 6. The closing mechanism 10 includes a valve 1001, a torsion spring 1002, a fourth fixing frame 1003, a connecting rod 1004, a pressing block 1005, a fourth fixing plate 1006 and a mounting frame 1007. The first feed pipe 6 is rotatably provided with a valve 1001, and a torsion spring 1002 is symmetrically connected between the valve 1001 and the first feed pipe 6. The torsion spring 1002 is sleeved on the valve 1001. The right inner portion of the refining heat cleaning furnace 2 A fourth fixed frame 1003 is welded, and a connecting rod 1004 is symmetrically slidably arranged on the fourth fixed frame 1003. A pressure block 1005 is fixedly arranged on the upper part of the connecting rod 1004, and the pressure block 1005 is in contact with the valve 1001. A fourth fixed plate 1006 is fixedly arranged between the bottom ends of the two connecting rods 1004, and the second fixed plate 903 moves downward to contact the fourth fixed plate 1006. A mounting frame 1007 is symmetrically welded to the front and back of the lower right part of the refining heat cleaning furnace 2, and the connecting rod 1004 is slidably connected to the mounting frame 1007.

[0043] When the recycled metal raw materials are smelted to form liquid, under the action of the increasing gravity of the liquid, the placement plate 901 slides downward, and the first elastic member 904 is compressed. The placement plate 901 slides downward through the first fixed rod 902 to drive the second fixed plate 903 to move downward, and the second fixed plate 903 moves downward to squeeze the fourth fixed plate 1006 to drive the connecting rod 1004 to slide downward, and the connecting rod 1004 slides downward to drive the pressing block 1005 to move downward to squeeze the valve 1001 to rotate, and the torsion spring 1002 is deformed, and the valve 1001 rotates to close the first feeding pipe 6, so that the first feeding pipe 6 no longer discharges, and the placement plate 901 slides downward to drive the second fixed rod 906 to move downward and contact the fixed frame 908, and the second fixed rod 906 slides upward, and the second elastic member 907 is compressed, and the second fixed rod 906 slides upward to drive the third fixed plate 905 to slide upward to open the left part of the placement plate 901, and the liquid of the recycled metal flows into the fixed frame 908, and the recycled metal inside the fixed frame 908 The liquid then flows out through the discharge pipe 909, and then the staff uses a container to collect it. When the liquid inside the smelting box 5 is reduced, the first elastic member 904 is reset and drives the placement plate 901 to slide upward and reset. The placement plate 901 slides upward and drives the second fixing rod 906 to move upward and reset to disengage from the fixed frame 908. The second elastic member 907 is reset and drives the second fixing rod 906 to slide downward and reset. The second fixing rod 906 slides downward and drives the third fixing plate 905 to slide downward to close the left part of the placement plate 901. The liquid of the recycled metal no longer flows out. The placement plate 901 slides upward through the first fixing rod 902 to drive the second fixing plate 903 to move upward and no longer squeeze the fourth fixing plate 1006. The torsion spring 1002 is reset and drives the valve 1001 to reverse and open the first feeding pipe 6. The valve 1001 reverses and pushes the pressing block 1005 to move downward and reset. The pressing block 1005 moves downward and drives the connecting rod 1004 to slide downward and reset. The connecting rod 1004 slides downward and drives the fourth fixing plate 1006 to move downward and reset.

[0044] See also Figure 1 and Fig.13 , also includes an exhaust mechanism 11, the exhaust mechanism 11 is convenient for exhausting harmful gases generated during the smelting process of recycled metal raw materials, the exhaust mechanism 11 includes a fifth fixing frame 1101, an exhaust pipe 1102 and a cover 1103, the fifth fixing frame 1101 is welded on the top of the refining hot cleaning furnace 2, four exhaust pipes 1102 are evenly spaced and fixedly arranged on the fifth fixing frame 1101, the exhaust pipe 1102 is connected to the air outlet 201, and a cover 1103 is placed on the top of the exhaust pipe 1102.

[0045] When the waste needs to be purified and discharged, the staff will take off the cover 1103, and then the staff will connect the purification pipe to the exhaust pipe 1102. The waste gas generated by the recycled metal during the smelting process enters the purification pipe through the outlet hole 201 and the exhaust pipe 1102, and is purified before being discharged. After use, the staff will remove the purification pipe, and then the staff will put the cover 1103 back in place.

[0046] See also Figure 1 and Fig.14 , also includes a collecting mechanism 12, the collecting mechanism 12 can collect the waste slag in a centralized manner, the collecting mechanism 12 includes a fifth fixed plate 1201, a collecting box 1202 and a handle 1203, the fifth fixed plate 1201 is fixedly arranged at the lower left part of the refining heat cleaning furnace 2, the collecting box 1202 is placed on the fifth fixed plate 1201, the collecting box 1202 can collect the waste slag, the collecting box 1202 is made of stainless steel, the collecting box 1202 is located below the discharge channel 805, and the collecting box 1202 is rotatably provided with a handle 1203.

[0047] The waste residue in the discharge channel 805 then falls into the collection box 1202 for centralized collection. When the waste residue inside the collection box 1202 needs to be cleaned, the staff pulls the handle 1203 to rotate upward to lift the collection box 1202, and then the staff cleans the waste residue inside the collection box 1202. After the cleaning is completed, the staff puts the collection box 1202 back to its original position, and then pushes the handle 1203 to rotate downward to reset it. Since the collection box 1202 is made of stainless steel, it has certain anti-corrosion and anti-rust functions, thereby increasing the service life of the collection box 1202.

[0048] Although the present disclosure has been described with respect to only a limited number of embodiments, those skilled in the art having benefit of this disclosure will appreciate that various other embodiments can be devised without departing from the scope of the present invention. Accordingly, the scope of the present invention should be limited only by the appended claims.

Claims

1. A self-charging refining heat cleaning furnace for smelting recycled metal, comprising a support (1), a refining heat cleaning furnace (2), a heating tube (3), a first fixed plate (4), a smelting box (5) and a first feeding pipe (6), wherein the support (1) is fixedly arranged on both the left and right sides of the bottom of the refining heat cleaning furnace (2) in a front-to-back symmetrical manner, at least two air outlets (201) are evenly spaced at the top of the refining heat cleaning furnace (2), the heating tube (3) is fixedly arranged on both the front and back sides of the refining heat cleaning furnace (2), the first fixed plate (4) is fixedly arranged at the lower part of the refining heat cleaning furnace (2), a smelting box (5) capable of smelting recycled metal raw materials is fixedly arranged on the first fixed plate (4), the first feeding pipe (6) is fixedly arranged on the right side of the smelting box (5), and the first feeding pipe (6) runs through the right side of the refining heat cleaning furnace (2), wherein the invention is characterized in that: It also includes a transport mechanism (7) and a slag removal mechanism (8), wherein the right side of the refining heat cleaning furnace (2) is provided with a transport mechanism (7) capable of transporting the recycled metal raw material, and the refining heat cleaning furnace (2) and the first feed pipe (6) are provided with a slag removal mechanism (8) capable of scraping off waste slag on the surface of the smelted recycled metal raw material; Also included is a discharge mechanism (9) capable of releasing liquid recycled metal; It also includes a closing mechanism (10) capable of closing the first feed pipe (6); The discharge mechanism (9) comprises a placement plate (901), a first fixing rod (902), a second fixing plate (903), a first elastic member (904), a third fixing plate (905), a second fixing rod (906), a second elastic member (907), a fixing frame (908), a discharge pipe (909) and a third fixing frame (910); a placement plate (901) is slidably arranged in the smelting box (5); a first fixing rod (902) is fixedly arranged at the bottom of the placement plate (901); a bottom end of the first fixing rod (902) penetrates the smelting box (5) and the refining heat cleaning furnace (2); a second fixing plate (903) is fixedly arranged at the bottom end of the first fixing rod (902); a first elastic member (904) is connected between the bottom of the placement plate (901) and the bottom of the smelting box (5); and the first elastic member (904) is sleeved on the first fixing rod (902); The closing mechanism (10) comprises a valve (1001), a torsion spring (1002), a fourth fixing frame (1003), a connecting rod (1004), a pressure block (1005), a fourth fixing plate (1006) and a mounting frame (1007). The valve (1001) is rotatably arranged on the first feed pipe (6). A torsion spring (1002) is symmetrically connected between the valve (1001) and the first feed pipe (6). The torsion spring (1002) is sleeved on the valve (1001). The fourth fixing frame (1003) is fixedly arranged in the right part of the refining heat cleaning furnace (2). A connecting rod (1004) is symmetrically slidably arranged on the fourth fixed frame (1003) in the front and rear directions, a pressure block (1005) is fixedly arranged on the upper part of the connecting rod (1004), and the pressure block (1005) is in contact with the valve (1001). A fourth fixed plate (1006) is fixedly arranged between the bottom ends of the two connecting rods (1004), and the second fixed plate (903) moves downward and contacts with the fourth fixed plate (1006). A mounting frame (1007) is symmetrically fixedly arranged on the lower right part of the refining heat cleaning furnace (2), and the connecting rod (1004) is slidably connected to the mounting frame (1007).

2. The self-charging refining and hot cleaning furnace for smelting recycled metal according to claim 1 is characterized in that: The transport mechanism (7) comprises a first fixed frame (701), a second feed pipe (702), a discharge box (703), a first motor (705) and a screw rod (706). A group of first fixed frames (701) are symmetrically fixedly arranged on the right side of the refining and hot cleaning furnace (2) in an upper and lower manner, with each group having two first fixed frames. A second feed pipe (702) is fixedly connected between the two groups of first fixed frames (701). The first feed pipe (6) is connected to the second feed pipe (702). A discharge box (703) is fixedly arranged at the bottom end of the second feed pipe (702). A discharge port (704) is opened at the top of the discharge box (703). A first motor (705) is fixedly arranged on the upper right side of the refining and hot cleaning furnace (2). A screw rod (706) capable of transporting recycled metal raw materials is rotatably arranged in the second feed pipe (702). The upper end of the screw rod (706) is connected to the output shaft of the first motor (705) via a coupling.

3. The self-charging refining and hot cleaning furnace for smelting recycled metal according to claim 2 is characterized in that: The slag removal mechanism (8) comprises a second fixed frame (801), a second motor (802), a screw (803), a scraper (804) and a discharge channel (805). The second fixed frame (801) is fixedly arranged on the top of the first feed pipe (6). The second motor (802) is fixedly arranged on the left side of the refining and hot cleaning furnace (2). A screw (803) is rotatably arranged on the second fixed frame (801). The left end of the screw (803) is connected to the output shaft of the second motor (802) via a coupling. A scraper (804) capable of scraping off waste slag on the surface of the smelted recycled metal raw material is threadedly arranged on the screw (803). The scraper (804) is slidably connected to the smelting box (5). A discharge channel (805) is fixedly arranged on the left side of the refining and hot cleaning furnace (2). The discharge channel (805) is connected to the left side of the smelting box (5).

4. The self-charging refining and hot cleaning furnace for smelting recycled metal according to claim 3 is characterized in that: A third fixing plate (905) is slidably arranged on the left side of the placement plate (901); a second fixing rod (906) is fixedly arranged on the front and rear sides of the bottom of the third fixing plate (905); the second fixing rod (906) is slidably connected to the placement plate (901); a second elastic member (907) is connected between the lower parts of the two second fixing rods (906) and the bottom of the placement plate (901); the second elastic member (907) is sleeved on the second fixing rod (906); and the lower left part of the smelting box (5) is embedded A fixed frame (908) is provided, and the second fixed rod (906) moves downward to contact the fixed frame (908). A discharge pipe (909) capable of releasing liquid recycled metal is fixedly provided at the bottom of the fixed frame (908) symmetrically in the front and back. The tail end of the discharge pipe (909) passes through the lower left part of the refining heat cleaning furnace (2). The lower left part and the left side of the refining heat cleaning furnace (2) are both symmetrically fixedly provided with a third fixed frame (910), and the discharge pipe (909) is connected to the adjacent third fixed frame (910).

5. The self-charging refining and hot cleaning furnace for smelting recycled metal according to claim 4 is characterized in that: The invention also includes an exhaust mechanism (11) for facilitating the exhaust of harmful gases generated during the smelting process of the recycled metal raw materials. The exhaust mechanism (11) includes a fifth fixing frame (1101), an exhaust pipe (1102) and a cover (1103). The fifth fixing frame (1101) is fixedly arranged on the top of the refining and hot cleaning furnace (2). At least two exhaust pipes (1102) are evenly spaced and fixedly arranged on the fifth fixing frame (1101). The exhaust pipe (1102) is connected to the gas outlet (201). The cover (1103) is placed on the top of the exhaust pipe (1102).

6. The self-charging refining and hot cleaning furnace for smelting recycled metal according to claim 5 is characterized in that: The invention also comprises a collecting mechanism (12) capable of centrally collecting waste slag, the collecting mechanism (12) comprising a fifth fixed plate (1201), a collecting box (1202) and a handle (1203), the fifth fixed plate (1201) being fixedly arranged at the lower left part of the refining and thermal cleaning furnace (2), the collecting box (1202) capable of collecting waste slag being placed on the fifth fixed plate (1201), the collecting box (1202) being located below the discharge channel (805), and the collecting box (1202) being rotatably provided with a handle (1203).

7. The self-charging refining and hot cleaning furnace for smelting recycled metal according to claim 6 is characterized in that: The collection box (1202) is made of stainless steel.

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