Off-line flue gas circulation volume control device

Abstract

The utility model provides an off-line flue gas circulation volume control device, which relates to the technical field of flue gas, and comprises a shell, a filtering mechanism is arranged in the shell, a spraying mechanism is arranged at the top of the shell, one side of the shell is fixedly communicated with a gas inlet pipeline, the top of the gas inlet pipeline is fixedly connected with a support frame, and the top of the support frame is fixedly connected with a gas outlet pipeline. And a first driving motor is fixedly mounted at the top of the supporting frame, the output end of the first driving motor penetrates through the supporting frame, and the output end of the first driving motor is fixedly connected with a threaded rod. According to the device, the first driving motor is started to drive the threaded rod to rotate, the L-shaped baffle is limited by the fixing rod, so that the threaded rod drives the L-shaped baffle to move upwards, and the size of an opening between the air inlet pipeline and the L-shaped baffle is conveniently adjusted by adjusting the height of the L-shaped baffle, so that the air volume is conveniently adjusted; and the circulation effect is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flue gas, in particular to an off-line flue gas circulation volume control device. Background Art

[0002] Flue gas is a mixture of gas and smoke, and is the main cause of air pollution in residential areas. Smoke includes fuel ash, coal particles, oil droplets, and high-temperature cracking products. Therefore, the pollution of flue gas to the environment is a complex pollution of multiple poisons. Therefore, the flue gas needs to be purified during the emission process.

[0003] However, the existing devices often have the disadvantage of uncontrollable air volume during use, which affects the circulation effect and results in poor use effect. Utility Model Content

[0004] The utility model aims to solve the problem that the air volume in the prior art cannot be controlled, thereby affecting the circulation, and proposes an off-line smoke circulation volume control device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an offline flue gas circulation volume control device, comprising a shell, a filtering mechanism is arranged in the shell, a spraying mechanism is arranged on the top of the shell, one side of the shell is fixedly connected with an air intake pipe, the top of the air intake pipe is fixedly connected with a support frame, a first drive motor is fixedly installed on the top of the support frame, the output end of the first drive motor passes through the support frame, the output end of the first drive motor is fixedly connected with a threaded rod, the smooth end of the threaded rod is rotatably connected to the air intake pipe, the inner top of the support frame is fixedly connected with a fixing rod, the outer surface of the fixing rod and the threaded rod is sleeved with an L-shaped baffle, and the L-shaped baffle movably passes through the air intake pipe.

[0006] Preferably, the filtering mechanism comprises four fixed blocks, the four fixed blocks are fixedly connected to the inner side of the shell, two limiting rods are fixedly connected to the opposite side of the four fixed blocks, and two connecting plates are sleeved on the outer surfaces of the two limiting rods.

[0007] Preferably, a first filter plate is fixedly connected to one opposite side of the two connecting plates, two return springs are sleeved on the outer surfaces of the two limit rods, a rotating shaft is rotatably connected inside the shell, two cams are fixedly sleeved on the outer surface of the rotating shaft, a second drive motor is fixedly installed on one side of the shell, and the output end of the second drive motor passes through the shell and is fixedly connected to the rotating shaft.

[0008] Preferably, the spraying mechanism includes a pump body, which is fixedly mounted on the top of the shell, and the output end of the pump body is fixedly connected to a delivery pipe, and the end of the delivery pipe away from the pump body passes through the shell, and a spray plate is provided at the end of the delivery pipe away from the pump body, and a spray head is provided at the bottom of the spray plate.

[0009] Preferably, a slideway is provided on the inner surface of the air intake duct, and a second filter plate is arranged in the slideway.

[0010] Preferably, a scale plate is provided on one side of the support frame, and a triangular plate is fixedly connected to one side of the L-shaped baffle.

[0011] Preferably, the bottom of the shell is fixedly connected to a sewage discharge hard pipe, a solenoid valve is provided on the sewage discharge hard pipe, and one side of the shell is fixedly connected to an air outlet hard pipe.

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

[0013] 1. In the utility model, by starting the first driving motor, the first driving motor drives the threaded rod to rotate. Since the fixed rod limits the L-shaped baffle, the threaded rod drives the L-shaped baffle to move upward. By adjusting the height of the L-shaped baffle, it is convenient to adjust the size of the opening between the air intake duct and the L-shaped baffle, thereby facilitating the adjustment of the air volume, thereby improving the circulation effect.

[0014] 2. In the utility model, a filtering mechanism is provided, and the first filter plate is provided to filter dust and other particulate matter in the flue gas. At the same time, by starting the second driving motor, the rotating shaft drives the cam to rotate, and the rotating cam pushes the first filter plate upward, so that the connecting plate is driven to move on the limit rod. At the same time, the reset spring is squeezed by the connecting plate and begins to shrink. Under the elastic characteristics of the reset spring, it is easy to drive the first filter plate to move up and down. The first filter plate is repeatedly knocked by the cam to make impurities attached to the first filter plate fall off, thereby preventing the first filter plate from being blocked and affecting the circulation of gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional diagram of the main structure of an off-line flue gas circulation control device proposed by the utility model;

[0016] Figure 2 This is a right side structural stereogram of an off-line flue gas circulation volume control device proposed by the utility model;

[0017] Figure 3 The utility model provides a bottom side structural stereogram of an off-line flue gas circulation volume control device;

[0018] Figure 4 for Figure 1 Enlarged view of point A in the middle;

[0019] Figure 5 A sectional structural stereogram of an air intake duct in an off-line flue gas circulation volume control device is proposed for the utility model;

[0020] Figure 6 The utility model provides a three-dimensional diagram of the cross-sectional structure of a shell in an off-line flue gas circulation volume control device.

[0021] Legend: 1. Shell; 2. Filter mechanism; 201. Fixed block; 202. Limit rod; 203. Connecting plate; 204. First filter plate; 205. Return spring; 206. Rotating shaft; 207. Cam; 208. Second drive motor; 3. Spraying mechanism; 301. Pump body; 302. Delivery pipe; 303. Spray plate; 304. Spray head; 4. Air inlet pipe; 5. Support frame; 6. First drive motor; 7. Threaded rod; 8. Fixed rod; 9. L-shaped baffle; 10. Slide; 11. Second filter plate; 12. Scale plate; 13. Triangle plate; 14. Sewage pipe; 15. Solenoid valve; 16. Air outlet pipe. DETAILED DESCRIPTION

[0022] 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.

[0023] 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.

[0024] Example 1: Figure 1 - Figure 6 As shown, the utility model provides an off-line flue gas circulation volume control device, including a shell 1, a filtering mechanism 2 is arranged in the shell 1, a spraying mechanism 3 is arranged on the top of the shell 1, one side of the shell 1 is fixedly connected with an air intake pipe 4, the top of the air intake pipe 4 is fixedly connected with a support frame 5, the top of the support frame 5 is fixedly installed with a first drive motor 6, the output end of the first drive motor 6 passes through the support frame 5, the output end of the first drive motor 6 is fixedly connected with a threaded rod 7, the smooth end of the threaded rod 7 is rotatably connected to the air intake pipe 4, the inner top of the support frame 5 is fixedly connected with a fixing rod 8, the outer surface of the fixing rod 8 and the threaded rod 7 is sleeved with an L-shaped baffle 9, and the L-shaped baffle 9 movably passes through the air intake pipe 4.

[0025] The effect achieved by the entire embodiment 1 is that by starting the first drive motor 6, the first drive motor 6 drives the threaded rod 7 to rotate, and because the fixed rod 8 limits the L-shaped baffle 9, the threaded rod 7 drives the L-shaped baffle 9 to move upward. By adjusting the height of the L-shaped baffle 9, it is convenient to adjust the size of the opening between the air intake duct 4 and the L-shaped baffle 9, thereby facilitating the adjustment of the air volume, thereby improving the circulation effect.

[0026] Example 2: Figure 1 - Figure 6 As shown, the filtering mechanism 2 includes four fixed blocks 201, which are fixedly connected to the inner side of the shell 1, and two limiting rods 202 are fixedly connected to the opposite side of the four fixed blocks 201. The outer surfaces of the two limiting rods 202 are sleeved with two connecting plates 203, and the opposite sides of the two connecting plates 203 are fixedly connected with the first filter plate 204. The outer surfaces of the two limiting rods 202 are sleeved with two return springs 205. A rotating shaft 206 is rotatably connected in the shell 1, and the outer surface of the rotating shaft 206 is fixedly sleeved with two cams 207. A second driving motor 208 is fixedly installed on one side of the shell 1, and the output end of the second driving motor 208 passes through the shell 1 and is fixedly connected to the rotating shaft 206. The spraying mechanism 3 It includes a pump body 301, which is fixedly installed on the top of the shell 1. The output end of the pump body 301 is fixedly connected to a delivery hard pipe 302. The end of the delivery hard pipe 302 away from the pump body 301 passes through the shell 1. A spray plate 303 is arranged at the end of the delivery hard pipe 302 away from the pump body 301. A spray head 304 is arranged at the bottom of the spray plate 303. A slide 10 is opened on the inner surface of the air inlet pipe 4. A second filter plate 11 is arranged in the slide 10. A scale plate 12 is arranged on one side of the support frame 5. A triangular plate 13 is fixedly connected to one side of the L-shaped baffle 9. A sewage hard pipe 14 is fixedly connected to the bottom of the shell 1. A solenoid valve 15 is arranged on the sewage hard pipe 14. An air outlet hard pipe 16 is fixedly connected to one side of the shell 1.

[0027] The effect achieved by the entire embodiment 2 is that, by providing the filtering mechanism 2, the first filter plate 204 is provided to facilitate filtering of dust and other particulate matter in the flue gas, and at the same time, by starting the second driving motor 208, the rotating shaft 206 drives the cam 207 to rotate, and the rotating cam 207 pushes the first filter plate 204 upward, so that the connecting plate 203 is driven to move on the limiting rod 202, and at the same time, the return spring 205 is squeezed by the connecting plate 203 and begins to shrink. The first filter plate 204 is driven to move up and down reciprocatingly by the cam 207, and the first filter plate 204 is repeatedly knocked by the cam 207 to make the impurities attached to the first filter plate 204 fall off, so as to prevent the first filter plate 204 from being blocked and affecting the circulation of the gas. Then, the input end of the pump body 301 is connected to a water pipe, and the pump body 301 is started, so that the pump body 301 draws out the reaction treatment liquid through the water pipe, and transports it to the spray plate 303 through the delivery hard pipe 302, and finally sprays it from the spray head 304. The first filter plate 204 is provided to block the impurities generated when the reaction liquid and the flue gas are desulfurized and denitrated. At the same time, the first filter plate 204 is on the lower side of the spray head 304. The spray head 304 will flush the impurities on the first filter plate 204 downward when spraying the reaction liquid, so as to facilitate the cleaning of the first filter plate 204. When the flue gas to be desulfurized and denitrated is input into the shell 1 from the air inlet pipe 4, the second filter plate 11 is convenient for desulfurizing and denitrifying the flue gas. After preliminary filtration, the second filter plate 11 is pulled upward to facilitate the removal of the second filter plate 11 from the slide 10 for cleaning and replacement. When the L-shaped baffle plate 9 is driven upward by the threaded rod 7, the L-shaped baffle plate 9 drives the triangular plate 13 to move upward synchronously. Under the action of the scale plate 12, it is convenient to observe the moving height of the L-shaped baffle plate 9. Then, by opening the solenoid valve 15, the impurities and reaction treatment liquid in the shell 1 are discharged through the sewage discharge hard pipe 14. The exhaust hard pipe 16 is provided to facilitate the discharge of purified flue gas.

[0028] Working principle: when in use, first start the first drive motor 6, so that the first drive motor 6 drives the threaded rod 7 to rotate, because the fixed rod 8 limits the L-shaped baffle 9, the threaded rod 7 drives the L-shaped baffle 9 to move upward, and the L-shaped baffle 9 drives the triangular plate 13 to move upward synchronously, and under the action of the scale plate 12, observe the height of the L-shaped baffle 9 movement, and adjust the size of the opening between the air intake pipe 4 and the L-shaped baffle 9 by adjusting the height of the L-shaped baffle 9, so as to facilitate the adjustment of the size of the air volume, and then the flue gas that needs to be desulfurized and denitrified is input into the shell 1 from the air intake pipe 4, and the flue gas is preliminarily filtered by the second filter plate 11, and the first filter plate 204 filters the dust and other particulate matter in the flue gas again, and then start the second drive motor 208, so that the rotating shaft 206 drives the cam 207 to rotate, and the rotating cam 207 will push the first filter plate 204 upward, so as to drive the connecting plate 20 3 moves on the limit rod 202, and at the same time, the return spring 205 is squeezed by the connecting plate 203 and begins to shrink. Under the elastic characteristics of the return spring 205, the first filter plate 204 is driven to move up and down reciprocatingly, and the first filter plate 204 is repeatedly knocked by the cam 207 to make the impurities attached to the first filter plate 204 fall off, so as to prevent the first filter plate 204 from being blocked and affecting the circulation of the gas. At the same time, the input end of the pump body 301 is connected to an external water pipe, and the pump body 301 is started, so that the pump body 301 draws out the reaction treatment liquid through the water pipe, and transports it to the spray plate 303 through the delivery hard pipe 302, and finally sprays it from the spray head 304 to desulfurize and denitrify the flue gas. At the same time, the first filter plate 204 is at the lower side of the spray head 304. When spraying the reaction liquid, the spray head 304 will flush the impurities at the first filter plate 204 downward, so as to clean the first filter plate 204. Finally, the treated flue gas is discharged through the exhaust hard pipe 16.

[0029] 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. An off-line flue gas circulation control device, comprising a housing (1), characterized in that: A filtering mechanism (2) is arranged inside the shell (1), a spraying mechanism (3) is arranged on the top of the shell (1), one side of the shell (1) is fixedly connected to an air intake pipe (4), the top of the air intake pipe (4) is fixedly connected to a support frame (5), a first drive motor (6) is fixedly mounted on the top of the support frame (5), an output end of the first drive motor (6) passes through the support frame (5), a threaded rod (7) is fixedly connected to the output end of the first drive motor (6), a smooth end of the threaded rod (7) is rotatably connected to the air intake pipe (4), a fixing rod (8) is fixedly connected to the top of the inner side of the support frame (5), an L-shaped baffle (9) is sleeved on the outer surface of the fixing rod (8) and the threaded rod (7), and the L-shaped baffle (9) movably passes through the air intake pipe (4).

2. An off-line flue gas circulation control device according to claim 1, characterized in that: The filtering mechanism (2) comprises four fixing blocks (201), the four fixing blocks (201) being fixedly connected to the inner side of the housing (1), two limiting rods (202) being fixedly connected to the opposite side of the four fixing blocks (201), and two connecting plates (203) being sleeved on the outer surfaces of the two limiting rods (202).

3. An off-line flue gas circulation control device according to claim 2, characterized in that: A first filter plate (204) is fixedly connected to opposite sides of the two connecting plates (203); two return springs (205) are sleeved on the outer surfaces of the two limiting rods (202); a rotating shaft (206) is rotatably connected inside the housing (1); two cams (207) are fixedly sleeved on the outer surface of the rotating shaft (206); a second drive motor (208) is fixedly mounted on one side of the housing (1); an output end of the second drive motor (208) passes through the housing (1) and is fixedly connected to the rotating shaft (206).

4. The off-line flue gas circulation control device according to claim 1, characterized in that: The spraying mechanism (3) comprises a pump body (301), wherein the pump body (301) is fixedly mounted on the top of the housing (1), and an output end of the pump body (301) is fixedly connected to a delivery hard pipe (302), and an end of the delivery hard pipe (302) away from the pump body (301) passes through the housing (1), and a spray plate (303) is arranged at the end of the delivery hard pipe (302) away from the pump body (301), and a spray head (304) is arranged at the bottom of the spray plate (303).

5. The off-line flue gas circulation control device according to claim 1, characterized in that: The inner surface of the air intake pipe (4) is provided with a slideway (10), and a second filter plate (11) is arranged in the slideway (10).

6. The off-line flue gas circulation control device according to claim 1, characterized in that: A scale plate (12) is provided on one side of the support frame (5), and a triangular plate (13) is fixedly connected to one side of the L-shaped baffle plate (9).

7. The off-line flue gas circulation control device according to claim 1, characterized in that: The bottom of the housing (1) is fixedly connected to a sewage discharge hard pipe (14), a solenoid valve (15) is provided on the sewage discharge hard pipe (14), and one side of the housing (1) is fixedly connected to an air outlet hard pipe (16).

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