Sintering furnace with flue gas filtering structure

Abstract

The utility model provides a sintering furnace with a flue gas filtering structure, which relates to the technical field of sintering furnaces and comprises a bottom frame and a sintering furnace body, and supporting legs are symmetrically and fixedly mounted at the bottom of the bottom frame. According to the device, the filter screen and other structures are arranged, the filtering effect of smoke particulate matter is improved through the filter screen, when more particulate matter is accumulated on the filter screen, a push block is pushed upwards, a limiting plate is driven by the push block to slide upwards in a fixing sleeve, and after the limiting plate slides by a certain distance, the limiting plate relieves limitation on a fixing frame; then the handle is pulled, the handle drives the fixing frame and the filter screen to slide in the empty groove, the fixing frame and the filter screen are taken down to be cleaned after sliding for a certain distance, and the structure can effectively filter smoke particles discharged by the smoke discharge pipe, so that the situation that the particles are directly discharged into the atmosphere is effectively prevented; and meanwhile, when more particles are accumulated on the filter screen, the filter screen can be quickly disassembled and cleaned, so that a worker can conveniently use the filter screen.

Description

Technical Field

[0001] The utility model relates to the technical field of sintering furnaces, in particular to a sintering furnace with a smoke filtering structure. Background Art

[0002] The sintering furnace used in metal processing is usually used to sinter metal powder or particles, heating them to a sufficiently high temperature so that the particles are combined with each other and form a dense block structure. Publication No. CN219121042U discloses a mesh belt sintering furnace device, including a base, a mesh belt conveying mechanism is arranged at the upper end of the inner part of the base, and the two sides of the mesh belt conveying mechanism are placed on the base and detachably installed with anti-dislocation mechanisms, and the upper end of the base is fixedly installed with a sintering furnace mechanism, and the mesh belt conveying mechanism includes a rotating motor detachably installed on one side of the base, and the rotating motor is connected to the rotating roller through the base through a rotating shaft, and the rotating roller is provided with a mesh belt conveyor belt. The utility model is provided with a left anti-dislocation mechanism and a right anti-dislocation mechanism. When the mesh belt conveyor belt is offset and dislocated, the sliding rod is squeezed at the edge position of the mesh belt conveyor belt, and the sliding rod is further driven to squeeze the reset spring, so that the reset spring is elastically deformed, so that the reset spring is restored by the elastic force generated by the elastic deformation, and then the mesh belt conveyor belt is driven to move slowly, so as to reset. However, the sintering furnace is not provided with a filtering structure, which results in a large amount of particulate matter released during the sintering process being directly discharged into the atmosphere, thereby reducing the air quality. The sintering furnace still has shortcomings and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a sintering furnace with a smoke filtering structure, comprising a base frame and a sintering furnace body, the bottom of the base frame is symmetrically fixedly installed with supporting legs, a feeding port is arranged on one side of the sintering furnace body, and a discharging port is arranged on the side of the sintering furnace body away from the feeding port, the inner wall of the base frame is symmetrically provided with a slide groove, a slider is slidably connected inside the slide groove, a placing box is fixedly installed on one side of the slider, a motor 1 is symmetrically fixedly installed on one side of the base frame, a screw rod is fixedly installed on the output end of the motor 1, an exhaust pipe is fixedly installed on the top of the sintering furnace body, an empty groove is opened on one side of the exhaust pipe, a fixed frame is slidably connected inside the empty groove, a filter screen is fixedly installed inside the fixed frame, a handle is fixedly installed on the outer surface of the fixed frame, a fixed sleeve is fixedly installed on the outer surface of the exhaust pipe, a limiting plate is slidably connected inside the fixed sleeve, a limiting strip is fixedly installed on the bottom of the limiting plate, and a push block is fixedly installed on the top of the limiting plate.

[0005] Preferably, a trapezoidal block is fixedly mounted on the bottom of the legs, and the number of the trapezoidal blocks is six groups. Here, the stability of the chassis is improved by the six groups of trapezoidal blocks.

[0006] Preferably, the base frame is fixedly connected to the sintering furnace body, and the screw rod is threadedly connected to the slider. Here, the adjustment effect of the slider is improved by the threaded connection.

[0007] Preferably, a protective shell is fixedly installed on one side of the base frame close to the motor 1, and heat dissipation grooves are evenly opened on the outer surface of the protective shell. Here, the protective shell improves the protection effect of the motor 1, and the heat dissipation effect of the motor 1 is improved by the heat dissipation grooves.

[0008] Preferably, a fixing frame 1 is fixedly installed inside the exhaust pipe, a motor 2 is fixedly installed inside the fixing frame 1, and an exhaust fan blade is fixedly installed at the output end of the motor 2. Here, the fixing frame 1 facilitates the fixing of the motor 2, and the exhaust fan blade is driven by the motor 2 to rotate, thereby improving the exhaust efficiency of the exhaust pipe.

[0009] Preferably, a gas pipe is fixedly installed inside the sintering furnace body, and a flame head is evenly fixedly installed on the bottom outer wall of the gas pipe. Here, by delivering combustible gas into the gas pipe, the flame head is used to sinter the metal material after delivery, thereby improving the sintering efficiency of the metal material.

[0010] Preferably, a bracket is fixedly installed on the top of the base frame, a fixing frame 2 is fixedly installed inside the bracket, a motor 3 is symmetrically fixedly installed inside the fixing frame 2, and a heat dissipation fan blade is fixedly installed at the output end of the motor 3. Here, the heat dissipation fan blade is driven to rotate by the motor 3 to improve the cooling efficiency of the metal material after sintering.

[0011] Preferably, a protective net is symmetrically fixedly installed inside the bracket. Here, the protective net improves the protection effect of the motor 3 and the heat dissipation fan blades.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, by arranging structures such as an empty slot, a fixed frame, a filter screen, a handle, a fixed sleeve, a limit plate, a limit strip and a push block, the filter screen improves the filtering effect of the smoke particles. When there are many particles accumulated on the filter screen, the push block can be pushed upward, and the limit plate can be driven by the push block to slide upward inside the fixed sleeve. After sliding a certain distance, the limit plate will release the restriction on the fixed frame, and then the handle is pulled again to drive the fixed frame and the filter screen to slide inside the empty slot through the handle. After sliding a certain distance, the filter screen can be removed for cleaning. This structure can effectively filter the smoke particles discharged from the smoke exhaust pipe through the filter screen, thereby effectively preventing the particles from being directly discharged into the atmosphere. At the same time, when there are many particles accumulated on the filter screen, it can also be quickly disassembled and cleaned, which is convenient for the staff to use.

[0014] 2. In the utility model, by setting up structures such as a bracket, a second fixing frame, a third motor and heat dissipation fan blades, the third motor drives the heat dissipation fan blades to rotate, thereby accelerating the cooling efficiency of the metal material after sintering, and also improving the production efficiency of the metal material, which is convenient for the staff to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides a schematic diagram of the overall structure of a sintering furnace with a smoke filtering structure;

[0016] Figure 2 A cross-sectional view of a sintering furnace with a fume filtration structure is provided for the utility model;

[0017] Figure 3 A schematic diagram of a partial explosion structure of a sintering furnace with a smoke filtering structure is proposed for the utility model;

[0018] Figure 4 A schematic diagram of the explosion structure of a sintering furnace with a smoke filtering structure is provided for the utility model;

[0019] Figure 5 The utility model proposes a sintering furnace with a smoke filtering structure Figure 4 Enlarged view of point A in the middle;

[0020] Figure 6 The utility model provides a schematic diagram of the explosion structure of a sintering furnace with a smoke filtering structure.

[0021] Legend:

[0022] 1. Base frame; 2. Support legs; 3. Trapezoidal block; 4. Sintering furnace body; 5. Feed inlet; 6. Discharge outlet; 7. Gas pipe; 8. Flame head; 9. Slide; 10. Slider; 11. Placement box; 12. Motor 1; 13. Screw rod; 14. Protective shell; 15. Heat dissipation slot; 16. Exhaust pipe; 17. Fixed frame 1; 18. Motor 2; 19. Exhaust fan blade; 20. Empty slot; 21. Fixed frame; 22. Filter; 23. Handle; 24. Fixed sleeve; 25. Limit plate; 26. Limit strip; 27. Push block; 28. Bracket; 29. ​​Fixed frame 2; 30. Motor 3; 31. Heat dissipation fan blade; 32. Protective net. DETAILED DESCRIPTION

[0023] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0025] Embodiment 1

[0026] See also Figure 1-5The utility model provides a technical solution: a sintering furnace with a smoke filtering structure, comprising a base frame 1 and a sintering furnace body 4, the bottom of the base frame 1 is symmetrically fixed with legs 2, one side of the sintering furnace body 4 is provided with a feed port 5, and the side of the sintering furnace body 4 away from the feed port 5 is provided with a discharge port 6, the inner wall of the base frame 1 is symmetrically provided with slide grooves 9, the inside of the slide grooves 9 is slidably connected with a slider 10, one side of the slider 10 is fixedly provided with a placement box 11, one side of the base frame 1 is symmetrically fixedly provided with a motor 12, and the output end of the motor 12 A screw rod 13 is fixedly installed, a smoke exhaust pipe 16 is fixedly installed on the top of the sintering furnace body 4, an empty groove 20 is opened on one side of the smoke exhaust pipe 16, a fixed frame 21 is slidably connected inside the empty groove 20, a filter screen 22 is fixedly installed inside the fixed frame 21, a handle 23 is fixedly installed on the outer surface of the fixed frame 21, a fixed sleeve 24 is fixedly installed on the outer surface of the smoke exhaust pipe 16, a limit plate 25 is slidably connected inside the fixed sleeve 24, a limit strip 26 is fixedly installed on the bottom of the limit plate 25, and a push block 27 is fixedly installed on the top of the limit plate 25. By setting structures such as the empty slot 20, the fixed frame 21, the filter screen 22, the handle 23, the fixed sleeve 24, the limit plate 25, the limit strip 26 and the push block 27, the filter screen 22 is used to improve the filtering effect of the smoke particles. When there are many particles accumulated on the filter screen 22, the push block 27 can be pushed upward, and the push block 27 drives the limit plate 25 to slide upward inside the fixed sleeve 24. After sliding a certain distance, the limit plate 25 will release the restriction on the fixed frame 21, and then pull the handle 23 again, and drive the fixed frame 21 and the filter screen 22 to slide inside the empty slot 20 through the handle 23. After sliding a certain distance, the filter screen 22 can be removed for cleaning. This structure can effectively filter the smoke particles discharged from the smoke exhaust pipe 16 through the filter screen 22, thereby effectively preventing the particles from being directly discharged into the atmosphere. At the same time, when there are many particles accumulated on the filter screen 22, it can also be quickly disassembled and cleaned, which is convenient for the staff to use.

[0027] See also Figure 1-5A trapezoidal block 3 is fixedly installed at the bottom of the leg 2. The number of the trapezoidal blocks 3 is six groups. The stability of the base frame 1 is improved by the six groups of trapezoidal blocks 3. The base frame 1 is fixedly connected to the sintering furnace body 4. The screw rod 13 is threadedly connected to the slider 10. The adjustment effect of the slider 10 is improved by the threaded connection. A protective shell 14 is fixedly installed on the side of the base frame 1 close to the motor 12. The protective shell 14 improves the protective effect of the motor 12. The outer surface of the protective shell 14 is evenly provided with heat dissipation grooves 15. The heat dissipation effect of the motor 12 is improved by the heat dissipation grooves 15. The internal fixed A fixing frame 17 is installed, and the fixing frame 17 facilitates the fixing of a motor 2 18. The motor 2 18 is fixedly installed inside the fixing frame 17, and an exhaust fan blade 19 is fixedly installed on the output end of the motor 2 18. The exhaust fan blade 19 is driven by the motor 2 18 to rotate, thereby improving the exhaust efficiency of the exhaust pipe 16. A gas pipe 7 is fixedly installed inside the sintering furnace body 4, and a flame head 8 is evenly fixedly installed on the bottom outer wall of the gas pipe 7. By conveying combustible gas into the gas pipe 7, the flame head 8 is used to sinter the metal material after conveying, thereby improving the sintering efficiency of the metal material.

[0028] Embodiment 2

[0029] See also Figure 6 The top of the bottom frame 1 is fixedly installed with a bracket 28, a second fixing frame 29 is fixedly installed inside the bracket 28, a third motor 30 is symmetrically fixedly installed inside the second fixing frame 29, a heat dissipation fan blade 31 is fixedly installed at the output end of the third motor 30, and the heat dissipation fan blade 31 is driven by the third motor 30 to rotate, thereby improving the cooling efficiency of the metal material after sintering, and a protective net 32 ​​is symmetrically fixedly installed inside the bracket 28, and the protective effect of the third motor 30 and the heat dissipation fan blade 31 is improved by the protective net 32. By setting the bracket 28, the second fixing frame 29, the third motor 30 and the heat dissipation fan blade 31 and other structures, the heat dissipation fan blade 31 is driven by the third motor 30 to rotate, thereby accelerating the cooling efficiency of the metal material after sintering, and at the same time improving the production efficiency of the metal material, and facilitating the use of the staff.

[0030] Working principle: when in use, first transport combustible gas into the gas pipe 7, then use the flamethrower 8 for flame spraying, and then place the metal material to be sintered inside the placement box 11 after flame spraying. After placement, start the two sets of motors 12 at the same time, and drive the screw rod 13 to rotate through the motor 12. During the rotation of the screw rod 13, the slider 10 will slide inside the slide groove 9, and the slider 10 will drive the placement box 11 to move together during the sliding process. When the placement box 11 is moved from the feed port 5 to the bottom of the flamethrower 8, the flamethrower 8 will sinter the metal material in the placement box 11. After sintering, the placement box 11 will be removed from the discharge port 6, and then start the motor three 30 to drive the heat dissipation fan blades 31 to rotate. During the rotation of the heat dissipation fan blades 31, the cooling efficiency of the sintered metal material will be accelerated. During the sintering process, the motor 2 18 can be started to drive the exhaust fan blades 19 to rotate. During the rotation, the exhaust fan blades 19 will discharge the smoke particles generated during the sintering process from the smoke exhaust pipe 16. During the discharge process, the smoke particles will pass through the filter 22, and the filter 22 will filter the particles. The filtered gas will be discharged from the smoke exhaust pipe 16. When there are many particles accumulated on the filter 22, the push block 27 can be pushed upward, and the push block 27 can be used to drive the limit plate 25 to slide upward inside the fixed sleeve 24. After sliding a certain distance, the limit plate 25 will release the restriction on the fixed frame 21, and then the handle 23 can be pulled to drive the fixed frame 21 and the filter 22 to slide inside the empty slot 20. After sliding a certain distance, the filter 22 can be removed for cleaning.

[0031] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A sintering furnace with a smoke filtering structure, comprising a base frame (1) and a sintering furnace body (4), characterized in that: The bottom of the base frame (1) is symmetrically fixedly provided with supporting legs (2); a feeding port (5) is provided on one side of the sintering furnace body (4); a discharging port (6) is provided on the side of the sintering furnace body (4) away from the feeding port (5); a sliding groove (9) is symmetrically provided on the inner wall of the base frame (1); a sliding block (10) is slidably connected inside the sliding groove (9); a placing box (11) is fixedly provided on one side of the sliding block (10); a motor (12) is symmetrically fixedly provided on one side of the base frame (1); a screw rod (13) is fixedly provided at the output end of the motor (12); and a screw rod (13) is fixedly provided on the top of the sintering furnace body (4). A smoke exhaust pipe (16) is fixedly installed, a hollow groove (20) is opened on one side of the smoke exhaust pipe (16), a fixed frame (21) is slidably connected inside the hollow groove (20), a filter screen (22) is fixedly installed inside the fixed frame (21), a handle (23) is fixedly installed on the outer surface of the fixed frame (21), a fixed sleeve (24) is fixedly installed on the outer surface of the smoke exhaust pipe (16), a limit plate (25) is slidably connected inside the fixed sleeve (24), a limit strip (26) is fixedly installed on the bottom of the limit plate (25), and a push block (27) is fixedly installed on the top of the limit plate (25).

2. The sintering furnace with a smoke filtering structure according to claim 1, characterized in that: Trapezoidal blocks (3) are fixedly mounted on the bottom of the supporting legs (2), and the number of the trapezoidal blocks (3) is six groups.

3. The sintering furnace with a smoke filtering structure according to claim 1, characterized in that: The base frame (1) is fixedly connected to the sintering furnace body (4), and the screw rod (13) is threadedly connected to the slider (10).

4. The sintering furnace with a smoke filtering structure according to claim 1, characterized in that: A protective shell (14) is fixedly mounted on one side of the base frame (1) close to the motor 1 (12), and heat dissipation grooves (15) are evenly arranged on the outer surface of the protective shell (14).

5. The sintering furnace with a smoke filtering structure according to claim 1, characterized in that: A fixing frame 1 (17) is fixedly installed inside the smoke exhaust pipe (16), a motor 2 (18) is fixedly installed inside the fixing frame 1 (17), and an exhaust fan blade (19) is fixedly installed at the output end of the motor 2 (18).

6. The sintering furnace with a smoke filtering structure according to claim 1, characterized in that: A gas delivery pipe (7) is fixedly installed inside the sintering furnace body (4), and a flame spray head (8) is evenly fixedly installed on the outer wall of the bottom of the gas delivery pipe (7).

7. The sintering furnace with a smoke filtering structure according to claim 1, characterized in that: A bracket (28) is fixedly mounted on the top of the base frame (1), a second fixing frame (29) is fixedly mounted inside the bracket (28), a third motor (30) is symmetrically fixedly mounted inside the second fixing frame (29), and a heat dissipation fan blade (31) is fixedly mounted on the output end of the third motor (30).

8. The sintering furnace with a smoke filtering structure according to claim 7, characterized in that: A protective net (32) is symmetrically fixedly installed inside the bracket (28).

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