A device for utilizing waste heat from high-temperature zinc ingots

Abstract

The invention discloses a device for utilizing waste heat of high-temperature zinc ingots, comprising a shell, a transverse fixing frame, an induction furnace and a continuous casting line, the continuous casting line comprising a recovery device, the inside of the shell is fixedly connected to a support platform, the top of the support platform is equidistantly fixedly connected to four spiral finned tubes, the tops of the four spiral finned tubes are fixedly connected to four-way branch pipes, the tops of the four-way branch pipes are fixedly connected to flexible connecting pipes, the tops of the flexible connecting pipes are fixedly connected to pipelines, the inside of the transverse fixing frame is rotatably connected to a roller, and the top of the transverse fixing frame is equidistantly fixedly connected to a plurality of longitudinal fixing frames. The beneficial effects of the invention are as follows: low-temperature hot water after passing through the zinc ingot cooling device is transported to a preheating box through a pipeline, the zinc sheets are arranged on a roller conveyor and heated in the preheating device, which can effectively solve the problem of heat energy waste in zinc ingot casting, the preheating and smelting of the zinc sheets can realize continuous operation, the preheating of the zinc ingots can be recycled, and energy consumption can be reduced.

Description

Technical field:

[0002] The invention belongs to the technical field of waste heat recovery equipment, and in particular relates to a high-temperature zinc ingot waste heat utilization device. Background technology:

[0004] In the zinc ingot production process, the heat of high-temperature zinc liquid from casting to demoulding after cooling is dissipated into the surrounding environment in the form of thermal radiation. Traditional thermal energy utilization devices only recycle the heat of high-temperature flue gas from the melting furnace, but waste a lot of energy of zinc ingots. This situation leads to increased production costs of zinc ingots and reduced product competitiveness, which brings indirect property losses to many companies.

[0005] Strong demand from industries such as construction and automobile industry has led to a substantial increase in zinc production. During the production of zinc ingots, the heat from high-temperature zinc liquid from casting to demolding after cooling is dissipated into the surrounding air in the form of heat conduction. Traditional thermal energy utilization devices only recycle the heat of high-temperature flue gas from the melting furnace, wasting a lot of energy of the zinc ingots. This situation has led to an increase in the production cost of zinc ingots. Summary of the invention:

[0007] The purpose of the present invention is to provide a high-temperature zinc ingot waste heat utilization device in order to solve the above-mentioned problem.

[0008] In order to solve the above problems, the present invention provides a technical solution for a high-temperature zinc ingot waste heat utilization device:

[0009] A device for utilizing waste heat from high-temperature zinc ingots, comprising a shell, a transverse fixing frame, an induction furnace and a continuous casting line, wherein the continuous casting line comprises a recovery device, the inside of the shell is fixedly connected to a support platform, the top of the support platform is equidistantly fixedly connected to four spiral finned tubes, the tops of the four spiral finned tubes are fixedly connected to four-way branch pipes, the tops of the four-way branch pipes are fixedly connected to flexible connecting pipes, the tops of the flexible connecting pipes are fixedly connected to pipelines, a roller is rotatably connected to the inside of the transverse fixing frame, a plurality of longitudinal fixing frames are equidistantly fixedly connected to the top of the transverse fixing frame, a track support is provided on one side of the shell, a track is fixedly connected to the top of the track support, a track wheel is provided on the top of the track wheel, a support seat is fixedly connected to the top of the mounting seat of the track wheel, the bottom of the transverse fixing frame is fixedly connected to the support seat, an induction furnace is provided at one end of the track support away from the shell, a feeding port is provided at the top of the induction furnace close to the track support, and the track extends to above the feeding port.

[0010] Preferably, the outer wall of the transverse fixing frame is threadedly connected with a screw, and the screw passes through the transverse fixing frame and is threadedly connected to the fixing seat of the drum.

[0011] Preferably, a motor is fixedly connected to one side of the bottom of the track support, a transmission shaft is fixedly connected to the output end of the motor, bearings are provided at both ends of the transmission shaft, the inner ring of the bearing is fixedly connected to the transmission shaft, the outer shaft of the bearing is fixedly connected to a bearing seat, the bottom of the bearing seat is fixedly connected to a bearing seat mounting frame, the top of the bearing seat mounting frame is fixedly connected to the support seat, a bolt is threadedly connected between the bearing seat and the bearing seat mounting frame, a nut is threadedly connected to the bottom of the bolt, and a gasket is provided on the top of the nut.

[0012] Preferably, the outer shell is made of stainless steel, the interior of the outer shell is paved with insulation bricks, the interior of the insulation bricks is paved with insulation cotton, and the interior of the insulation cotton is paved with an inner liner made of stainless steel.

[0013] Preferably, the pipeline includes an inner pipe and an outer pipe, an insulation layer is sandwiched between the inner pipe and the outer pipe of the pipeline, a valve and a pressure gauge are provided in the middle of the pipeline, and a plurality of support frames are equidistantly fixedly connected to the bottom of the pipeline, and the bottom of the support frames is in contact with the ground.

[0014] Preferably, one end of the top of the slide rail close to the feeding port is fixedly connected to a fixed pulley, and the end of the top of the slide rail away from the fixed pulley is rotatably connected to a winding wheel, a wire rope is wound around the winding wheel and the fixed pulley, and the wire rope is fixedly connected to the bottom of the support seat.

[0015] The beneficial effects of the present invention are as follows: the low-temperature hot water after passing through the zinc ingot cooling device is transported to the preheating box through a pipeline, and the zinc sheets are arranged on a roller conveyor and heated in the preheating device, which can effectively solve the problem of heat energy waste in zinc ingot casting, and the preheating and smelting of the zinc sheets can achieve continuous operation, and the preheating of the zinc ingots can be recycled to reduce energy consumption. Description of the drawings:

[0017] For ease of explanation, the present invention is described in detail with reference to the following specific implementations and the accompanying drawings.

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the three-dimensional connection structure of the transverse fixing frame of the present invention;

[0020] Figure 3 It is a front view structural schematic diagram of the track of the present invention;

[0021] Figure 4 It is a side view structural schematic diagram of the track of the present invention;

[0022] Figure 5 It is a schematic diagram of the connection structure of the bearing of the present invention;

[0023] Figure 6 It is a schematic diagram of the three-dimensional structure of the spiral fin tube of the present invention;

[0024] Figure 7 It is a schematic diagram of the layered structure of the shell of the present invention.

[0025] In the figure: 1. continuous casting line; 2. recovery device; 3. pipeline; 4. flexible connecting pipe; 5. support frame; 6. motor; 7. casing; 8. winding wheel; 9. wire rope; 10. track support; 11. track; 12. track wheel; 13. bearing seat mounting frame; 14. transmission shaft; 15. drum; 16. four-way branch pipe; 17. spiral fin tube; 18. support platform; 19. insulation brick; 20. insulation cotton; 21. liner; 22. longitudinal fixing frame; 23. feeding port; 24. induction furnace; 25. transverse fixing frame; 26. screw; 27. fixed pulley; 28. support seat; 31. bolt; 32. nut; 33. gasket; 34. bearing seat; 35. bearing. Specific implementation method:

[0027] like Figure 1-7 As shown, this specific embodiment adopts the following technical scheme: a high-temperature zinc ingot waste heat utilization device, including a shell 7, a horizontal fixing frame 25, an induction furnace 24 and a continuous casting line 1, the continuous casting line 1 includes a recovery device 2, the inside of the shell 7 is fixedly connected to a support platform 18, the top of the support platform 18 is equidistantly fixedly connected to four spiral finned tubes 17, the top of the four spiral finned tubes 17 is fixedly connected to a four-way branch pipe 16, the top of the four-way branch pipe 16 is fixedly connected to a flexible connecting pipe 4, the top of the flexible connecting pipe 4 is fixedly connected to a pipeline 3, the inside of the horizontal fixing frame 25 is rotatably connected to a roller The cylinder 15, the top of the transverse fixing frame 25 is equidistantly fixedly connected with a plurality of longitudinal fixing frames 22, one side of the shell 7 is provided with a track support 10, the top of the track support 10 is fixedly connected with a track 11, the top of the track 11 is provided with a track wheel 12, the top of the mounting seat of the track wheel 12 is fixedly connected with a support seat 28, the bottom of the transverse fixing frame 25 is fixedly connected with the support seat 28, the end of the track support 10 away from the shell 7 is provided with an induction furnace 24, the top of the induction furnace 24 is provided with a feeding port 23 near the end of the track support 10, and the track 11 extends to above the feeding port 23.

[0028] The outer wall of the transverse fixing frame 25 is threadedly connected with a screw 26 , and the screw 26 passes through the transverse fixing frame 25 and is threadedly connected with a fixing seat of the drum 15 .

[0029] Among them, the motor 6 is fixedly connected to one side of the bottom of the track support 10, and the output end of the motor 6 is fixedly connected to the transmission shaft 14. Bearings 35 are provided at both ends of the transmission shaft 14. The inner ring of the bearing 35 is fixedly connected to the transmission shaft 14, and the outer shaft of the bearing 35 is fixedly connected to the bearing seat 34. The bottom of the bearing seat 34 is fixedly connected to the bearing seat mounting frame 13, and the top of the bearing seat mounting frame 13 is fixedly connected to the support seat 28. A bolt 31 is threadedly connected between the bearing seat 34 and the bearing seat mounting frame 13, and a nut 32 is threadedly connected to the bottom of the bolt 31, and a gasket 33 is provided on the top of the nut 32.

[0030] The shell 7 is made of stainless steel, the interior of the shell 7 is paved with insulation bricks 19, the interior of the insulation bricks 19 is paved with insulation cotton 20, and the interior of the insulation cotton 20 is paved with an inner liner 21 made of stainless steel.

[0031] Among them, the pipeline 3 includes an inner pipe and an outer pipe, an insulation layer is sandwiched between the inner pipe and the outer pipe of the pipeline 3, a valve and a pressure gauge are provided in the middle of the pipeline 3, and a plurality of support frames 5 are fixedly connected to the bottom of the pipeline 3 at equal intervals, and the bottom of the support frame 5 is in contact with the ground.

[0032] Among them, one end of the top of the slide rail 11 close to the feeding port 23 is fixedly connected to a fixed pulley 27, and the end of the top of the slide rail 11 away from the fixed pulley 27 is rotatably connected to a winding wheel 8. A steel wire rope 9 is wound around and connected between the winding wheel 8 and the fixed pulley 27, and the steel wire rope 9 is fixedly connected to the bottom of the support seat 28.

[0033] Specifically: a device for utilizing waste heat of high-temperature zinc ingots. When in use, the transport device drives the winding wheel 8 to move through the output shaft of the reversing motor 6, and the wire rope 9 is wound on the winding wheel 8, thereby driving the wire rope 9 to move. The diameter ratio of the winding wheel 8 to the wire rope 9 should be large to prevent the life of the wire rope 9 from being significantly reduced under the action of variable load. One end of the wire rope 9 is connected to the support seat 28 through a rope buckle, and the other end is fixed to the support seat 28 through a rope buckle after reversing through the fixed pulley 27. The track support 10 is arranged on the ground, and the track 11 is fixed to the track support 10 through a railway fastener system and fixed at the feeding port so that after the transport device reaches the left end, the zinc plate slides from the feeding device to the feeding port due to the gravitational potential energy to complete the feeding; the right track is overlapped at the bottom of the heating device, so that the feeding device can fully enter the heating device, and the transmission shaft 14 is interference-connected with the track wheel 12. The length of the moving shaft should be set according to the standard width of the track. The transmission shaft 14 is connected to the bearing 35 through the shoulder. The bearing 35 is installed on the bearing seat 34. The bearing seat 34 is fixed to the bearing seat mounting frame 13 by bolts. The bearing seat mounting frame 13 is welded to the support seat 28. Four limit angles are set at the upper end of the support seat 28, and ribs are installed to stably place the feeding device on the support seat 28. The reversal of the motor 6 is controlled to realize the reciprocating motion of the feeding device between the feeding port 23 and the heating device, thereby realizing continuous production. Two support platforms 18 are set at the bottom of the heating device. When the transport device enters the insulation device, the feeding device is inserted into the heating device in the form of a partition. The heating device heats the raw material by heat radiation. After the heating is completed, the transport device motor 6 is reversed, and the transport device moves in the opposite direction to transport the raw material to the induction furnace 24 for smelting.

[0034] The above shows and describes the basic principles and main features of the present invention and the 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 only for illustrating the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which shall fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A high-temperature zinc ingot waste heat utilization device, characterized in that: The invention comprises a shell (7), a transverse fixing frame (25), an induction furnace (24) and a continuous casting line (1), wherein the continuous casting line (1) comprises a recovery device (2), wherein the shell (7) is fixedly connected to a support platform (18) inside, wherein four spiral finned tubes (17) are fixedly connected to the top of the support platform (18) at equal intervals, wherein the tops of the four spiral finned tubes (17) are fixedly connected to four-way branch pipes (16), wherein the tops of the four-way branch pipes (16) are fixedly connected to a flexible connecting pipe (4), wherein the tops of the flexible connecting pipes (4) are fixedly connected to a pipeline (3), wherein the pipeline (3) transports low-temperature hot water after passing through a zinc ingot cooling device to a preheating box, wherein the interior of the transverse fixing frame (25) is rotatably connected to a roller (15), wherein zinc sheets are arranged on the roller conveyor. The machine is heated in a preheating device, the top of the transverse fixing frame (25) is equidistantly fixedly connected to a plurality of longitudinal fixing frames (22), one side of the shell (7) is provided with a track support (10), the top of the track support (10) is fixedly connected to a track (11), the top of the track (11) is provided with a track wheel (12), the top of the mounting seat of the track wheel (12) is fixedly connected to a support seat (28), the bottom of the transverse fixing frame (25) is fixedly connected to the support seat (28), the end of the track support (10) away from the shell (7) is provided with an induction furnace (24), the top of the induction furnace (24) close to the end of the track support (10) is provided with a feeding port (23), and the track (11) extends to above the feeding port (23).

2. A high-temperature zinc ingot waste heat utilization device according to claim 1, characterized in that: The outer wall of the transverse fixing frame (25) is threadedly connected with a screw (26), and the screw (26) passes through the transverse fixing frame (25) and is threadedly connected to a fixing seat of the drum (15).

3. A high-temperature zinc ingot waste heat utilization device according to claim 1, characterized in that: A motor (6) is fixedly connected to one side of the bottom of the track support (10), and a transmission shaft (14) is fixedly connected to the output end of the motor (6). Bearings (35) are provided at both ends of the transmission shaft (14). The inner ring of the bearing (35) is fixedly connected to the transmission shaft (14), and the outer shaft of the bearing (35) is fixedly connected to a bearing seat (34). The bottom of the bearing seat (34) is fixedly connected to a bearing seat mounting frame (13), and the top of the bearing seat mounting frame (13) is fixedly connected to a support seat (28). A bolt (31) is threadedly connected between the bearing seat (34) and the bearing seat mounting frame (13), and a nut (32) is threadedly connected to the bottom of the bolt (31), and a gasket (33) is provided on the top of the nut (32).

4. A high-temperature zinc ingot waste heat utilization device according to claim 1, characterized in that: The outer shell (7) is made of stainless steel, the interior of the outer shell (7) is paved with insulation bricks (19), the interior of the insulation bricks (19) is paved with insulation cotton (20), and the interior of the insulation cotton (20) is paved with an inner liner (21) made of stainless steel.

5. The high-temperature zinc ingot waste heat utilization device according to claim 1, characterized in that: The pipeline (3) comprises an inner pipe and an outer pipe, a heat-insulating layer is sandwiched between the inner pipe and the outer pipe of the pipeline (3), a valve and a pressure gauge are provided in the middle of the pipeline (3), and a plurality of support frames (5) are fixedly connected at equal intervals to the bottom of the pipeline (3), and the bottom of the support frames (5) is in contact with the ground.

6. A high-temperature zinc ingot waste heat utilization device according to claim 1, characterized in that: One end of the top of the track (11) close to the feeding port (23) is fixedly connected to a fixed pulley (27), and one end of the top of the track (11) away from the fixed pulley (27) is rotatably connected to a winding wheel (8), a steel wire rope (9) is wound and connected between the winding wheel (8) and the fixed pulley (27), and the steel wire rope (9) is fixedly connected to the bottom of the support seat (28).

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