Industrial silicon smelting waste heat boiler with good heat conductivity

Abstract

The utility model provides an industrial silicon smelting waste heat boiler with good heat conductivity, which relates to the technical field of industrial silicon and comprises a boiler body, a flue is fixedly mounted at the top end of the boiler body, a hearth is fixedly mounted at the side end of the boiler body, a steel frame is fixedly mounted at the top end of the boiler body, and a ladder stand is fixedly mounted on the surface of the boiler body. Through the arrangement of the furnace body, the flue, the hearth, the steel frame, the crawling ladder, the slag discharging opening, the stirring opening, the water tank, the groove, the heating rod, the motor, the stirring rod, the stirring blade, the water inlet pipe and the water supply pipe, in the equipment using process, the heating rod, the motor, the stirring rod, the stirring blade, the water inlet pipe, the water supply pipe, the containing box and the anti-scaling agent structure are arranged; the heat transfer efficiency of equipment can be effectively improved, the heat exchange area is effectively increased, high-temperature waste heat can be effectively transferred to a working medium, and waste caused by the fact that a large amount of heat energy cannot be fully utilized is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial silicon, in particular to an industrial silicon smelting waste heat boiler with good heat transfer performance. Background Art

[0002] In the industrial silicon smelting industry, the efficient utilization of energy has always been a key issue. A large amount of high-temperature waste heat is released during the industrial silicon smelting process. However, there are many deficiencies in the current traditional waste heat recovery equipment in practical applications. On the one hand, the heat transfer performance of traditional waste heat boilers is limited. Due to the high temperature and large amount of waste heat generated by industrial silicon smelting, extremely high requirements are placed on the heat transfer efficiency of waste heat boilers. However, existing equipment often fails to quickly and effectively transfer high-temperature waste heat to the working medium due to unreasonable structural design, insufficient heat exchange area, etc., resulting in a large amount of thermal energy being wasted without being fully utilized. On the other hand, with the continuous improvement of environmental protection requirements and the continuous increase in energy costs, enterprises' demand for energy conservation and emission reduction is becoming more urgent. If industrial silicon smelting enterprises cannot effectively recover and utilize waste heat, it will not only increase production costs but also cause thermal pollution to the environment due to the emission of a large amount of waste heat, which does not meet the strategic requirements of sustainable development. At the same time, the intensification of market competition also prompts enterprises to seek more efficient waste heat recovery solutions. An industrial silicon smelting waste heat boiler with good heat transfer performance can improve energy utilization efficiency, reduce production energy consumption, and gain an advantage for enterprises in the fierce market competition.

[0003] In summary, developing an industrial silicon smelting waste heat boiler with good heat transfer performance has important practical significance for improving the energy utilization efficiency of the industrial silicon smelting industry, reducing production costs, and reducing environmental pollution.

[0004] However, for traditional equipment, during the process of equipment use, traditional equipment often has problems such as low heat transfer efficiency and insufficient heat exchange area, and cannot quickly and effectively transfer high-temperature waste heat to the working medium, resulting in a large amount of thermal energy being wasted without being fully utilized and needs to be improved. Content of the Utility Model

[0005] The purpose of the utility model is to solve the technical problems raised in the above background art.

[0006] The utility model adopts the following technical solutions: An industrial silicon smelting waste heat boiler with good heat transfer performance, including a furnace body, a flue is fixedly installed at the top of the furnace body, a hearth is fixedly installed at the side end of the furnace body, a steel frame is fixedly installed at the top of the furnace body, a ladder is fixedly installed on the surface of the furnace body, a slag discharge port and a stirring port are fixedly installed on the surface of the furnace body, a water tank is fixedly installed on the surface of the furnace body, a groove is opened inside the water tank, a heating rod is fixedly installed inside the groove, a motor is fixed on the surface of the water tank, a stirring rod is fixedly installed at the output end of the motor, stirring blades are fixedly installed on the surface of the stirring rod, a water inlet pipe is fixedly installed on the surface of the water tank, a water delivery pipe is fixedly installed at the bottom end of the water tank, a placement box is fixedly installed at the top end of the water tank, a scale inhibitor is placed inside the placement box, a fixed cover is placed at the fitting position at the top end of the placement box, a water supply pump is fixedly installed at the top end of the water tank, a delivery pipe 1 is fixedly installed at the output end of the water supply pump, and a delivery pipe 2 is fixedly installed on the surface of the placement box.

[0007] Preferably, the other end of the delivery pipe 2 is fixedly connected to the surface of the water tank, and the other end of the delivery pipe 1 is fixedly connected to the surface of the placement box. Here, the connection method of the delivery pipe 1 and the delivery pipe 2 is clarified, ensuring that the water supply pump can transport water from the water tank to the placement box, and then transport the scale inhibitor solution back to the water tank through the delivery pipe 2, realizing the automatic addition of the scale inhibitor, ensuring the long-term stable operation of the equipment, preventing scale formation on the inner walls of the water tank and pipelines, improving the heat transfer efficiency and the service life of the equipment.

[0008] Preferably, the other end of the water delivery pipe is fixedly connected to the surface of the furnace body, and sealing rings are fixedly installed at both ends of the water delivery pipe. Here, the sealing rings at both ends ensure the sealing performance of the connection of the water delivery pipe, prevent water leakage, avoid waste of water resources and impact on the surrounding environment of the equipment, and at the same time ensure the pressure stability of the system and improve the reliability of the equipment operation.

[0009] Preferably, a fixed groove is opened at the top end of the placement box, a sealing silica gel ring is sleeved inside the fixed groove, and the sealing silica gel ring is closely attached to the fixed groove and the bottom end of the fixed cover. Here, the sealing silica gel ring inside the fixed groove ensures the sealing performance of the placement box, prevents the scale inhibitor from leaking, avoids polluting the surrounding environment, and at the same time ensures that the scale inhibitor can be accurately added to the water tank to play a scale prevention role and maintain the good operation state of the equipment.

[0010] Preferably, a handle is fixedly installed at the top of the fixed cover. A sponge sleeve is sleeved on the outer surface of the handle. The other end of the water inlet pipe is fixedly installed with a flange. Here, the handle facilitates the operator to open and close the fixed cover, improving the convenience of operation. The sponge sleeve increases the comfort of the handle, facilitates operation and can prevent the hand from slipping to a certain extent. The flange at the other end of the water inlet pipe facilitates connection with an external water source pipe, improving the convenience and versatility of installation.

[0011] Preferably, a sliding groove is formed inside the ladder. A pedal is sleeved inside the sliding groove. A support plate is fixedly installed at the top of the pedal. A winch is fixed on the surface of the ladder. Here, the sliding groove and the pedal inside the ladder provide a passage for the operator to get on and off the equipment, facilitating inspection, maintenance and repair of the equipment. The support plate provides a standing platform for the operator, increasing the safety and stability of operation.

[0012] Preferably, the output end of the winch is connected to the surface of the support plate. The number of winches is two groups and they are symmetrically distributed on the surface of the ladder. Here, the two groups of symmetrically distributed winches provide a more stable lifting force, ensuring the stability of the support plate during the ascending and descending processes, reducing the risk of shaking and tilting, and improving the safety of the operator.

[0013] Preferably, anti-slip lines are formed on the surface of the support plate. The number of anti-slip lines is multiple groups and they are arranged in an array on the surface of the support plate. Here, the anti-slip lines increase the friction on the surface of the support plate, preventing the operator from slipping when standing, and further improving the safety of operation.

[0014] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0015] 1. In the present utility model, by setting up a furnace body, a flue, a hearth, a steel frame, a ladder, a slag discharge port, a stirring port, a water tank, a groove, a heating rod, a motor, a stirring rod, a stirring blade, a water inlet pipe, a water supply pipe structure, during the use of the equipment, by setting up a heating rod, a motor, a stirring rod, a stirring blade, a water inlet pipe, a water supply pipe, a placement box, a scale inhibitor structure, the heat transfer efficiency of the equipment can be effectively improved, the heat exchange area can be effectively increased, the high-temperature waste heat can be effectively transferred to the working medium, and a large amount of heat energy can be effectively prevented from being wasted without being fully utilized.

[0016] 2. In the present utility model, by setting up a sliding groove, a pedal, a support plate, a winch, an anti-slip line structure, when the staff is maintaining the equipment, by setting up the pedal and the winch, when the staff climbs the ladder, by adjusting the position of the pedal, the pedal can always be located not far from the sole of the foot, and even if one falls on the pedal, the body position can be adjusted in time, which can effectively improve the safety of the equipment and increase the protection effect of the equipment. Description of the Drawings

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a waste heat boiler for industrial silicon smelting with good heat transfer performance proposed by the present utility model;

[0018] Figure 2 This is a rear-end structural schematic diagram of a waste heat boiler for industrial silicon smelting with good heat transfer performance proposed by the present utility model;

[0019] Figure 3 This is a side-end structural schematic diagram of a waste heat boiler for industrial silicon smelting with good heat transfer performance proposed by the present utility model;

[0020] Figure 4 This is a partial structural schematic diagram of a waste heat boiler for industrial silicon smelting with good heat transfer performance proposed by the present utility model;

[0021] Figure 5 This is a sectional structural schematic diagram of a waste heat boiler for industrial silicon smelting with good heat transfer performance proposed by the present utility model.

[0022] Legend Explanation:

[0023] 1. Furnace body; 2. Flue; 3. Hearth; 4. Steel frame; 5. Ladder; 6. Slag discharge port; 7. Stirring port; 8. Water tank; 9. Groove; 10. Heating rod; 11. Motor; 12. Stirring rod; 13. Stirring blade; 14. Water inlet pipe; 15. Water supply pipe; 16. Placing box; 17. Scale inhibitor; 18. Fixed cover; 19. Feed water pump; 20. Delivery pipe 1; 21. Delivery pipe 2; 22. Sealing ring; 23. Fixed groove; 24. Sealing silica gel ring; 25. Handle; 26. Sponge sleeve; 27. Flange; 28. Sliding groove; 29. Pedal; 30. Support plate; 31. Winch; 32. Anti-slip pattern. Detailed Embodiment

[0024] In order to more clearly understand the above-mentioned objects, features and advantages of the present utility model, the present utility model will be further described below with reference to the drawings and embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0025] In the following description, many specific details are set forth in order to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Therefore, the present utility model is not limited by the limitations of the specific embodiments disclosed in the following specification. Embodiment 1

[0026] Please refer to Figures 1-5, the utility model provides a technical solution: an industrial silicon smelting waste heat boiler with good heat transfer performance, which includes a furnace body 1. A flue 2 is fixedly installed at the top end of the furnace body 1. A hearth 3 is fixedly installed at the side end of the furnace body 1. A steel frame 4 is fixedly installed at the top end of the furnace body 1. A ladder 5 is fixedly installed on the surface of the furnace body 1. A slag discharge port 6 and a stirring port 7 are fixedly installed on the surface of the furnace body 1. A water tank 8 is fixedly installed on the surface of the furnace body 1. A groove 9 is opened inside the water tank 8. A heating rod 10 is fixedly installed inside the groove 9. A motor 11 is fixed on the surface of the water tank 8. A stirring rod 12 is fixedly installed at the output end of the motor 11. Stirring blades 13 are fixedly installed on the surface of the stirring rod 12. A water inlet pipe 14 is fixedly installed on the surface of the water tank 8. A water delivery pipe 15 is fixedly installed at the bottom end of the water tank 8. A placement box 16 is fixedly installed at the top end of the water tank 8. An anti-scaling agent 17 is placed inside the placement box 16. A fixed cover 18 is placed at the fitting position at the top end of the placement box 16. A water supply pump 19 is fixedly installed at the top end of the water tank 8. A delivery pipe 20 is fixedly installed at the output end of the water supply pump 19. A delivery pipe 21 is fixedly installed on the surface of the placement box 16. First of all, the high-temperature flue gas generated during the industrial silicon smelting process enters the furnace body 1 through the hearth 3, and the flue 2 at the top end of the furnace body 1 discharges the low-temperature flue gas after heat exchange. During the operation of the furnace body 1, the ladder 5 on the surface of the furnace body 1 facilitates the staff to check and maintain the equipment. The slag discharge port 6 is used to discharge the waste slag, and the stirring port 7 can perform stirring operations for assistance when necessary. At the same time, the water tank 8 plays an important role in the whole system. External water source enters the water tank 8 through the water inlet pipe 14. The heating rod 10 in the groove 9 inside the water tank 8 preliminarily heats the water. The motor 11 drives the stirring rod 12 to drive the stirring blades 13 to rotate, so that the water in the water tank 8 is evenly heated, improving the heat transfer efficiency. The water supply pump 19 transports the water to the placement box 16 through the delivery pipe 20, and the anti-scaling agent 17 in the placement box 16 enters the water tank 8 through the delivery pipe 21 to prevent the inner walls of the water tank 8 and the pipeline from scaling. The water in the water tank 8 then enters the furnace body 1 through the water delivery pipe 15 at the bottom end, absorbs the waste heat during the industrial silicon smelting process, and realizes the recovery and utilization of the waste heat.

[0027] Please refer to Figures 1-5, the other end of the second conveying pipe 21 is fixedly connected to the surface of the water tank 8, the other end of the first conveying pipe 20 is fixedly connected to the surface of the placement box 16, the other end of the water supply pipe 15 is fixedly connected to the surface of the furnace body 1, sealing rings 22 are fixedly installed at both ends of the water supply pipe 15, a fixing groove 23 is formed at the top end of the placement box 16, a sealing silica gel ring 24 is sleeved inside the fixing groove 23, the sealing silica gel ring 24 is in close fit with the fixing groove 23 and the bottom end of the fixing cover 18, a handle 25 is fixedly installed at the top end of the fixing cover 18, a sponge sleeve 26 is sleeved on the outer surface of the handle 25, a flange 27 is fixedly installed at the other end of the water inlet pipe 14, the output end of the winch 31 is connected to the surface of the support plate 30, the number of winches 31 is two groups and they are symmetrically distributed on the surface of the ladder 5, anti-slip lines 32 are formed on the surface of the support plate 30, and the number of anti-slip lines 32 is multiple groups and they are arranged in an array on the surface of the support plate 30. By providing the anti-slip lines 32, the friction on the surface of the support plate 30 is increased, preventing the operator from slipping when standing, and further improving the safety of the operation. Embodiment 2

[0028] Please refer to Figures 2-3 , a sliding groove 28 is formed inside the ladder 5, a pedal 29 is sleeved inside the sliding groove 28, a support plate 30 is fixedly installed at the top end of the pedal 29, a winch 31 is fixed on the surface of the ladder 5, a sliding groove 28 is formed inside the ladder 5, the pedal 29 is sleeved in the sliding groove 28, and the support plate 30 at the top end of the pedal 29 provides a standing platform for the operator. When the operator needs to climb the ladder 5 to inspect, repair and other operations on the equipment, the winch 31 on the surface of the ladder 5 is started. The output end of the winch 31 is connected to the support plate 30, and when the winch 31 operates, it can drive the support plate 30 and the pedal 29 to move up and down in the sliding groove 28. In this way, the operator can easily climb up and down the ladder 5 with the assistance of the winch 31, reducing physical exertion and improving work efficiency.

[0029] Working principle: When the staff uses the equipment, first of all, the high-temperature flue gas generated during the industrial silicon smelting process enters the furnace body 1 through the furnace chamber 3, and the flue duct 2 at the top of the furnace body 1 discharges the low-temperature flue gas after heat exchange. During the operation of the furnace body 1, the staff can conveniently check and maintain the equipment through the ladder 5 on the surface of the furnace body 1. The slag discharge port 6 is used to discharge the waste slag, and the stirring port 7 can assist in the stirring operation when necessary. At the same time, the water tank 8 plays an important role in the whole system. The external water source enters the water tank 8 through the water inlet pipe 14. The heating rod 10 in the internal groove 9 of the water tank 8 preliminarily heats the water. The motor 11 drives the stirring rod 12 to drive the stirring blade 13 to rotate, so that the water in the water tank 8 is evenly heated, improving the heat transfer efficiency. The water supply pump 19 transports the water to the placement box 16 through the first conveying pipe 20. The scale inhibitor 17 in the placement box 16 enters the water tank 8 through the second conveying pipe 21 to prevent the inner walls of the water tank 8 and the pipeline from scaling. The water in the water tank 8 then enters the furnace body 1 through the water supply pipe 15 at the bottom end to absorb the waste heat during the industrial silicon smelting process, realizing the recycling of waste heat. When the operator needs to climb the ladder 5 to check, repair and other operations on the equipment, the winch 31 on the surface of the ladder 5 starts. The output end of the winch 31 is connected to the support plate 30. When the winch 31 operates, it can drive the support plate 30 and the pedal 29 to move up and down in the sliding groove 28. In this way, the operator can easily climb up and down the ladder 5 with the assistance of the winch 31, reducing physical consumption and improving work efficiency.

[0030] The above is only the preferred embodiment of the present invention, and it is not a limitation of the present invention in other forms. Any person skilled in the art may use the disclosed technical content to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, as long as it does not depart from the technical solution content of the present invention, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. An industrial silicon smelting waste heat boiler with good heat transfer performance, comprising a furnace body (1), characterized in that: At the top of the furnace body (1), a flue (2) is fixedly installed. At the side end of the furnace body (1), a hearth (3) is fixedly installed. At the top of the furnace body (1), a steel frame (4) is fixedly installed. On the surface of the furnace body (1), a ladder (5) is fixedly installed. On the surface of the furnace body (1), a slag discharge port (6) and a stirring port (7) are fixedly installed. On the surface of the furnace body (1), a water tank (8) is fixedly installed. Inside the water tank (8), a groove (9) is formed. Inside the groove (9), a heating rod (10) is fixedly installed. On the surface of the water tank (8), a motor (11) is fixed. At the output end of the motor (11), a stirring rod (12) is fixedly installed. On the surface of the stirring rod (12), stirring blades (13) are fixedly installed. On the surface of the water tank (8), a water inlet pipe (14) is fixedly installed. At the bottom end of the water tank (8), a water delivery pipe (15) is fixedly installed. At the top end of the water tank (8), a placement box (16) is fixedly installed. Inside the placement box (16), a scale inhibitor (17) is placed. At the fitting position at the top end of the placement box (16), a fixing cover (18) is placed. At the top end of the water tank (8), a water supply pump (19) is fixedly installed. At the output end of the water supply pump (19), a delivery pipe one (20) is fixedly installed. On the surface of the placement box (16), a delivery pipe two (21) is fixedly installed.

2. The waste heat boiler for industrial silicon smelting with good heat transfer performance according to claim 1, wherein: The other end of the delivery pipe two (21) is fixedly connected to the surface of the water tank (8), and the other end of the delivery pipe one (20) is fixedly connected to the surface of the placement box (16).

3. The waste heat boiler for industrial silicon smelting with good heat transfer performance according to claim 1, wherein: The other end of the water delivery pipe (15) is fixedly connected to the surface of the furnace body (1), and sealing rings (22) are fixedly installed at both ends of the water delivery pipe (15).

4. A waste heat boiler for industrial silicon smelting with good heat transfer performance according to claim 1, characterized in that: At the top end of the placement box (16), a fixing groove (23) is formed. Inside the fixing groove (23), a sealing silica gel ring (24) is sleeved, and the sealing silica gel ring (24) is in close fit with the fixing groove (23) and the bottom end of the fixing cover (18).

5. The waste heat boiler for industrial silicon smelting with good heat transfer performance according to claim 1, wherein: At the top end of the fixing cover (18), a handle (25) is fixedly installed. A sponge sleeve (26) is sleeved on the outer surface of the handle (25), and a flange (27) is fixedly installed at the other end of the water inlet pipe (14).

6. The waste heat boiler for industrial silicon smelting with good heat transfer performance according to claim 1, wherein: Inside the ladder (5), a sliding groove (28) is formed. Inside the sliding groove (28), a pedal (29) is sleeved. At the top end of the pedal (29), a support plate (30) is fixedly installed. A winch (31) is fixed on the surface of the ladder (5).

7. An industrial silicon smelting waste heat boiler with good heat transfer performance according to claim 6, characterized in that: The output end of the winch (31) is connected to the surface of the support plate (30), and the number of winches (31) is two groups and they are symmetrically distributed on the surface of the ladder (5).

8. An industrial silicon smelting waste heat boiler with good heat transfer performance according to claim 6, characterized in that: Anti-slip patterns (32) are formed on the surface of the support plate (30), and the number of anti-slip patterns (32) is multiple groups and they are arranged in an array on the surface of the support plate (30).

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