Environment-friendly exhaust device for asphalt processing

Abstract

The utility model discloses an environment-friendly exhaust device for asphalt processing, which comprises a kettle body, a processing mechanism is arranged in the kettle body, the processing mechanism comprises a rotating column rotationally connected between the inner wall and the outer wall of the bottom of the kettle body, the top of the rotating column extends into the kettle body, and the bottom of the rotating column extends out of the kettle body. Sliding grooves are formed in the circumferential side faces of the rotating columns, sliding blocks are slidably connected to the inner walls of the side faces of the sliding grooves, and moving pipes are fixedly connected into the sliding blocks. Through the arrangement of the rotating column, the liquid inlet pipe is used for feeding neutralizing liquid into the kettle body, the neutralizing liquid is sprayed out through the liquid spraying head, the gas inlet pipe is used for feeding asphalt waste gas into the circular ring box, and the asphalt waste gas enters the movable pipe through the open groove and the fixed pipe, so that the asphalt waste gas is sprayed into the kettle body through the gas spraying head and is fully mixed with the neutralizing liquid; and the second motor is started, and the second motor drives the lead screw to rotate.

Description

Technical Field

[0001] The utility model relates to the technical field of asphalt processing exhaust devices, in particular to an environmentally friendly exhaust device for asphalt processing. Background Art

[0002] A large amount of toxic waste gas will be generated during the production and processing of asphalt, and an environmentally friendly exhaust device is needed to remove harmful substances in the asphalt waste gas, such as the utility model patent with application number 202022452225.4, which is named an asphalt waste gas treatment device. After the waste gas after preliminary treatment enters the waste gas spray treatment mechanism, the spray pump transports the spray liquid in the reservoir to the spray head through the spray pipe, and sprays the waste gas. The mixture of hydrogen peroxide, ferrous sulfate and water has a good removal effect on polycyclic aromatic hydrocarbons in asphalt waste gas, which effectively improves the waste gas treatment effect and enables the waste gas to meet the emission standards; however, because the asphalt waste gas is concentrated at a certain position in the device, the patented device will cause most of the neutralization liquid sprayed by the device to be wasted, and the remaining small part of the neutralization liquid cannot be fully mixed with the large amount of asphalt waste gas gathered together, affecting the neutralization effect of the device on the asphalt waste gas. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes an environmentally friendly exhaust device for asphalt processing.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] An environmentally friendly exhaust device for asphalt processing includes a kettle body, a processing mechanism is arranged inside the kettle body, the processing mechanism includes a rotating column rotatably connected between the inner wall and the outer wall of the bottom of the kettle body, the top of the rotating column extends to the inside of the kettle body, the bottom of the rotating column extends to the outside of the kettle body, a slide groove is opened on the circumferential side surface of the rotating column, a slider is slidably connected to the inner wall of the side surface of the slide groove, a moving tube is fixedly connected to the inside of the slider, and nozzles are evenly fixedly connected to the inner wall of the circumferential side surface of the moving tube and the top, bottom and two surfaces of the slider.

[0006] Preferably, a movable groove aligned with the slide groove is opened inside the rotating column, the bottom inner wall of the movable groove is fixedly connected to motor 2, the output shaft of motor 2 is fixedly connected to a screw rod, and the other end of the screw rod is rotatably connected to the top inner wall of the movable groove.

[0007] Preferably, the circumferential side surface of the screw rod is threadedly connected with a movable block aligned with the slider, one side of the movable block is slidably connected to the side inner wall of the movable groove, and one side of the movable block is fixedly connected to one side of the slider.

[0008] Preferably, the bottom outer wall of the kettle body is fixedly connected to the bottom box, the bottom of the rotating column is rotatably connected to the bottom inner wall of the bottom box, the bottom inner wall of the bottom box is fixedly connected to motor 1, the output shaft of motor 1 is fixedly connected to the rotating shaft, the circumferential side of the rotating shaft is fixedly connected to a gear, and the circumferential side of the gear is meshingly connected to the circumferential side of the rotating column.

[0009] Preferably, the circumferential side surface of the rotating column is rotatably connected to a ring box located inside the bottom box, the bottom of the ring box is rotatably connected to the bottom inner wall of the bottom box, the inner wall of the circumferential side surface of the ring box is fixedly connected to an air intake pipe, and the other end of the air intake pipe extends to the outside of the bottom box.

[0010] Preferably, a lifting groove aligned with the slide groove is provided inside the rotating column, the circumferential side surface of the movable tube is slidably connected to one side of the lifting groove, a fixed tube aligned with the lifting groove is slidably connected inside the rotating column, the circumferential side surface of the movable tube is slidably connected to the top inside of the fixed tube, and grooves are evenly provided between the bottom of the circumferential side surface of the fixed tube and the circumferential side surface of the rotating column.

[0011] Preferably, a liquid inlet pipe is fixedly connected between the inner wall and the outer wall of the circumferential side of the kettle body, a liquid spray head located inside the kettle body is evenly fixedly connected to the circumferential side of the liquid inlet pipe, an air outlet pipe is fixedly connected between the top inner wall and the outer wall of the kettle body, and a valve is fixedly connected to the bottom of the circumferential side of the kettle body.

[0012] Compared with the prior art, the utility model provides an environmentally friendly exhaust device for asphalt processing, which has the following beneficial effects:

[0013] Through the rotating column that is set, the neutralizing liquid is sent into the kettle body using the liquid inlet pipe, and the neutralizing liquid is sprayed out through the liquid spray head, and the asphalt waste gas is sent into the annular box using the air inlet pipe, and the asphalt waste gas enters the movable pipe through the slot and the fixed pipe, so that the asphalt waste gas is sprayed into the kettle body through the spray head and fully mixed with the neutralizing liquid, thereby reducing harmful substances in the exhaust gas of the device, and starting the second motor, the second motor drives the screw rod to rotate, the screw rod drives the movable block to move, the movable block drives the slider to move, and the slider drives the movable tube to move, so that the spray head sprays the asphalt waste gas to different heights in the kettle body, which is beneficial to prevent the asphalt waste gas from concentrating at a certain position in the kettle body, so that a part of the neutralizing liquid cannot contact with the asphalt waste gas and neutralize the waste gas, and another part of the neutralizing liquid cannot contact with the asphalt waste gas and neutralize the waste gas. A part of the neutralizing liquid cannot completely neutralize the asphalt waste gas, resulting in the exhaust gas discharged from the device still containing harmful substances. Start motor one, which drives the rotating shaft to rotate, the rotating shaft drives the rotating column to rotate, and the rotating column drives the slider to rotate, so that the slider rotates while rising and falling and spraying the asphalt waste gas, which is beneficial for the device to fully spray the asphalt waste gas at different heights and positions in the kettle body, and further prevent the asphalt waste gas from concentrating at a certain position in the kettle body, resulting in a large amount of waste of the neutralizing liquid sprayed above the device, while making the remaining small part of the neutralizing liquid unable to be fully mixed with the large amount of asphalt waste gas gathered together, thereby improving the neutralization effect of the device on the asphalt waste gas and reducing the harmful substances in the exhaust gas of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of an environmentally friendly exhaust device for asphalt processing proposed by the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of an environmentally friendly exhaust device for asphalt processing proposed by the utility model;

[0016] Figure 3 This is a partial structural schematic diagram of an environmentally friendly exhaust device for asphalt processing proposed by the utility model;

[0017] Figure 4 for Figure 2 A schematic diagram of the enlarged structure in the middle.

[0018] In the figure: 1-kettle body, 2-bottom box, 3-gear, 4-rotating shaft, 5-motor 1, 6-ring box, 7-slot, 8-fixed pipe, 9-rotating column, 10-inlet pipe, 11-valve, 12-liquid inlet pipe, 13-liquid spray head, 14-outlet pipe, 15-moving pipe, 16-lifting groove, 17-slide, 18-screw, 19-movable block, 20-slider, 21-spray head, 22-movable groove, 23-motor 2. DETAILED DESCRIPTION

[0019] Example 1: Reference Figure 1 , Figure 2 , Figure 3 and Figure 4 An environmentally friendly exhaust device for asphalt processing includes a kettle body 1. A processing mechanism is arranged inside the kettle body 1. The processing mechanism includes a rotating column 9 rotatably connected between the inner wall and the outer wall of the bottom of the kettle body 1. The top of the rotating column 9 extends to the inside of the kettle body 1, and the bottom of the rotating column 9 extends to the outside of the kettle body 1. A slide groove 17 is opened on the circumferential side of the rotating column 9. A slider 20 is slidably connected to the inner wall of the side of the slide groove 17. A moving pipe 15 is fixedly connected to the inside of the slider 20. A nozzle 21 is evenly fixedly connected to the inner wall of the circumferential side of the moving pipe 15 and the top, bottom, and two sides of the slider 20.

[0020] In the utility model, a movable groove 22 aligned with the slide groove 17 is opened inside the rotating column 9, and a motor 23 is fixedly connected to the bottom inner wall of the movable groove 22, and a screw rod 18 is fixedly connected to the output shaft of the motor 23, and the other end of the screw rod 18 is rotatably connected to the top inner wall of the movable groove 22.

[0021] The circumferential side surface of the screw rod 18 is threadedly connected with a movable block 19 aligned with the slider 20 , one side of the movable block 19 is slidably connected to the side inner wall of the movable groove 22 , and one side of the movable block 19 is fixedly connected to one side of the slider 20 .

[0022] The bottom outer wall of the kettle body 1 is fixedly connected to the bottom box 2, the bottom of the rotating column 9 is rotatably connected to the bottom inner wall of the bottom box 2, the bottom inner wall of the bottom box 2 is fixedly connected to a motor 5, the output shaft of the motor 5 is fixedly connected to a rotating shaft 4, the circumferential side surface of the rotating shaft 4 is fixedly connected to a gear 3, and the circumferential side surface of the gear 3 is meshingly connected to the circumferential side surface of the rotating column 9.

[0023] The circumferential side surface of the rotating column 9 is rotatably connected to the annular box 6 located inside the bottom box 2, the bottom of the annular box 6 is rotatably connected to the bottom inner wall of the bottom box 2, the inner wall of the circumferential side surface of the annular box 6 is fixedly connected to the air intake pipe 10, and the other end of the air intake pipe 10 extends to the outside of the bottom box 2.

[0024] A lifting groove 16 aligned with the slide groove 17 is provided inside the rotating column 9, the circumferential side surface of the moving tube 15 is slidably connected to one side of the lifting groove 16, the interior of the rotating column 9 is slidably connected to a fixed tube 8 aligned with the lifting groove 16, the circumferential side surface of the moving tube 15 is slidably connected to the top of the fixed tube 8, and grooves 7 are evenly provided between the bottom of the circumferential side surface of the fixed tube 8 and the circumferential side surface of the rotating column 9.

[0025] A liquid inlet pipe 12 is fixedly connected between the inner wall and the outer wall of the circumferential side of the kettle body 1, and a liquid spray head 13 located inside the kettle body 1 is evenly fixedly connected to the circumferential side of the liquid inlet pipe 12. An air outlet pipe 14 is fixedly connected between the inner wall and the outer wall of the top of the kettle body 1, and a valve 11 is fixedly connected to the bottom of the circumferential side of the kettle body 1.

[0026] Working principle: Use the liquid inlet pipe 12 to send the neutralizing liquid into the kettle body 1, and spray the neutralizing liquid through the liquid spray head 13, use the air inlet pipe 10 to send the asphalt waste gas into the annular box 6, and the asphalt waste gas enters the movable pipe 15 through the slot 7 and the fixed pipe 8, so that the asphalt waste gas is sprayed into the kettle body 1 through the spray head 21 and fully mixed with the neutralizing liquid, reducing the harmful substances in the exhaust gas of the device, starting the motor 23, the motor 23 drives the screw rod 18 to rotate, the screw rod 18 drives the movable block 19 to move, the movable block 19 drives the slider 20 to move, and the slider 20 drives the movable tube 15 to move, so that the spray head 21 sprays the asphalt waste gas to different heights in the kettle body 1, which is conducive to preventing the asphalt waste gas from concentrating at a certain position in the kettle body 1, so that a part of the neutralizing liquid cannot mix with the asphalt. The exhaust gas contacts and neutralizes the exhaust gas, and the other part of the neutralizing liquid cannot completely neutralize the asphalt exhaust gas, resulting in that the exhaust gas discharged from the device still contains harmful substances. Start the motor 5, the motor 5 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the rotating column 9 to rotate, and the rotating column drives the slider 20 to rotate, so that the slider 20 rotates while rising and falling and spraying the asphalt exhaust gas, which is beneficial for the device to fully spray the asphalt exhaust gas at different heights and positions in the kettle body 1, and further prevents the asphalt exhaust gas from concentrating at a certain position in the kettle body 1, resulting in most of the neutralizing liquid sprayed above the device being wasted, while making the remaining small part of the neutralizing liquid unable to be fully mixed with the large amount of asphalt exhaust gas gathered together, thereby improving the neutralization effect of the device on the asphalt exhaust gas and reducing the harmful substances in the exhaust gas of the device.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An environmentally friendly exhaust device for asphalt processing, comprising a kettle (1), characterized in that: The interior of the kettle (1) is provided with a processing mechanism, which comprises a rotating column (9) rotatably connected between the inner wall and the outer wall of the bottom of the kettle (1), the top of the rotating column (9) extends to the interior of the kettle (1), the bottom of the rotating column (9) extends to the exterior of the kettle (1), a sliding groove (17) is provided on the circumferential side surface of the rotating column (9), a sliding block (20) is slidably connected to the inner wall of the side surface of the sliding groove (17), a moving tube (15) is fixedly connected to the interior of the sliding block (20), and a nozzle (21) is evenly fixedly connected between the inner wall of the circumferential side surface of the moving tube (15) and the top, bottom, and both sides of the sliding block (20).

2. The environmentally friendly exhaust device for asphalt processing according to claim 1, characterized in that: The rotating column (9) is provided with a movable groove (22) aligned with the slide groove (17), the bottom inner wall of the movable groove (22) is fixedly connected to a second motor (23), the output shaft of the second motor (23) is fixedly connected to a screw rod (18), and the other end of the screw rod (18) is rotatably connected to the top inner wall of the movable groove (22).

3. The environmentally friendly exhaust device for asphalt processing according to claim 2, characterized in that: The circumferential side surface of the screw rod (18) is threadedly connected to a movable block (19) aligned with the slider (20); one side of the movable block (19) is slidably connected to the inner wall of the side surface of the movable groove (22); and one side of the movable block (19) is fixedly connected to one side of the slider (20).

4. The environmentally friendly exhaust device for asphalt processing according to claim 3, characterized in that: The bottom outer wall of the kettle body (1) is fixedly connected to a bottom box (2), the bottom of the rotating column (9) is rotatably connected to the bottom inner wall of the bottom box (2), the bottom inner wall of the bottom box (2) is fixedly connected to a motor 1 (5), the output shaft of the motor 1 (5) is fixedly connected to a rotating shaft (4), the circumferential side surface of the rotating shaft (4) is fixedly connected to a gear (3), and the circumferential side surface of the gear (3) is meshingly connected to the circumferential side surface of the rotating column (9).

5. The environmentally friendly exhaust device for asphalt processing according to claim 4, characterized in that: The circumferential side surface of the rotating column (9) is rotatably connected to a ring box (6) located inside the bottom box (2); the bottom of the ring box (6) is rotatably connected to the bottom inner wall of the bottom box (2); the inner wall of the circumferential side surface of the ring box (6) is fixedly connected to an air intake pipe (10); and the other end of the air intake pipe (10) extends to the outside of the bottom box (2).

6. The environmentally friendly exhaust device for asphalt processing according to claim 5, characterized in that: The rotating column (9) is provided with a lifting groove (16) aligned with the slide groove (17), the circumferential side surface of the moving tube (15) is slidably connected to one side of the lifting groove (16), the rotating column (9) is slidably connected with a fixed tube (8) aligned with the lifting groove (16), the circumferential side surface of the moving tube (15) is slidably connected to the top of the fixed tube (8), and grooves (7) are evenly provided between the bottom of the circumferential side surface of the fixed tube (8) and the circumferential side surface of the rotating column (9).

7. The environmentally friendly exhaust device for asphalt processing according to claim 6, characterized in that: A liquid inlet pipe (12) is fixedly connected between the inner wall and the outer wall of the circumferential side surface of the kettle body (1); a liquid spray head (13) located inside the kettle body (1) is evenly fixedly connected to the circumferential side surface of the liquid inlet pipe (12); an air outlet pipe (14) is fixedly connected between the inner wall and the outer wall of the top of the kettle body (1); and a valve (11) is fixedly connected to the bottom of the circumferential side surface of the kettle body (1).

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