Steam boiler flue gas desulfurization circulating purification device

Abstract

The utility model belongs to the technical field of desulfurization purification devices, and particularly relates to a steam boiler flue gas desulfurization circulating purification device which comprises a desulfurization treatment box, the outer surface of the desulfurization treatment box is fixedly communicated with a gas inlet pipeline and a gas exhaust pipeline respectively, and a purification box is arranged on the right side of the desulfurization treatment box. A conveying pipeline is fixedly communicated with the bottom surface of the desulfurization treatment box, a control valve is arranged on the outer surface of the conveying pipeline, and the end, away from the desulfurization treatment box, of the conveying pipeline is fixedly communicated with the input end of the purification box. The desulfurization treatment box, the gas inlet pipeline, the gas exhaust pipeline, the filter plate and the activated carbon plate are installed and matched with one another, waste gas can be conveyed into the desulfurization treatment box to be treated and is exhausted outwards after being treated, the use mode is simple and convenient, and the effect is good; the bottom surface of the filter plate can be cleaned, so that the filter plate is prevented from being blocked by impurities, and the use state of the filter plate is kept.

Description

Technical Field

[0001] The utility model belongs to the technical field of desulfurization purification devices, and in particular relates to a steam boiler flue gas desulfurization circulation purification device. Background Art

[0002] A steam boiler refers to a boiler equipment that produces steam. It is a special equipment. During the operation of the steam boiler, a large amount of harmful waste gas will be generated, which needs to be treated before discharge.

[0003] After checking the utility model patent with the publication (announcement) number: CN214513659U, a steam boiler flue gas desulfurization circulation purification device is disclosed, including a desulfurization box and a purification box, the purification box is fixedly installed on one side of the desulfurization box, and the desulfurization box is filled with seawater, the desulfurization box is provided with an air inlet pipe and an air outlet pipe, and a filter plate penetrated by the air inlet pipe is also fixedly installed in the desulfurization box, a water pump is fixedly installed on the purification box, and the purification box is connected to the desulfurization box through the water pump to form a loop, and a water level monitoring mechanism is provided in the desulfurization box; the utility model not only realizes automation by setting a water level monitoring mechanism, but also avoids manual processing of impurities in the later stage to affect the desulfurization work;

[0004] However, this device still has certain defects when used. First, the device uses a mechanical structure to realize the automation of functions, which leads to a complex structure and is not conducive to long-term use. It also needs to be manually reset after use, which is troublesome. Secondly, it does not have a cleaning function for the filter plate, which leads to the filter plate being easily blocked after long-term use, affecting the use effect.

[0005] In order to solve the above problems, the present application proposes a steam boiler flue gas desulfurization circulation purification device. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a steam boiler flue gas desulfurization circulation purification device, which has the characteristics of simple structure, saving manpower and being conducive to long-term use.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steam boiler flue gas desulfurization circulation purification device, comprising a desulfurization treatment box, the outer surfaces of which are fixedly connected with an air intake pipe and an exhaust pipe, respectively, a purification box is arranged on the right side of the desulfurization treatment box, the bottom surface of the desulfurization treatment box is fixedly connected with a delivery pipe, the outer surface of the delivery pipe is provided with a control valve, the end of the delivery pipe away from the desulfurization treatment box is fixedly connected with the input end of the purification box, the output end of the purification box is fixedly connected with a circulation pipe, the outer surface of the circulation pipe is provided with a pump body, and the end of the circulation pipe away from the purification box is fixedly connected with the outer surface of the desulfurization treatment box.

[0008] The inner walls of the desulfurization treatment box are fixedly connected with a filter plate and an activated carbon plate respectively, the bottom surface of the desulfurization treatment box is fixedly connected with a motor, the bottom surface of the desulfurization treatment box is fixedly inlaid with a rolling bearing, the inner ring of the rolling bearing is fixedly connected with a rotating rod, the bottom end of the rotating rod is fixedly connected to the output end of the motor, the top end of the rotating rod is fixedly connected with a scraper, and the upper surface of the scraper is in contact with the bottom surface of the filter plate.

[0009] A water level sensor is fixedly connected to the inner wall of the desulfurization treatment box, a mounting plate is fixedly connected to the outer surface of the desulfurization treatment box, and a control box is fixedly connected to the front of the mounting plate.

[0010] As a preferred embodiment of the steam boiler flue gas desulfurization circulation purification device of the utility model, the outer surface of the desulfurization treatment box is fixedly connected to a water level observation gauge, and the upper surface of the desulfurization treatment box is fixedly installed with a cover plate.

[0011] As a preferred steam boiler flue gas desulfurization circulation purification device of the utility model, the bottom surface of the desulfurization treatment box and the bottom surface of the purification box are fixedly connected with a group of supporting legs, the bottom surfaces of the two groups of supporting legs are commonly fixedly connected with a bottom plate, and the upper surface of the bottom plate is provided with a group of mounting holes.

[0012] As a preferred steam boiler flue gas desulfurization circulation purification device of the utility model, the inner bottom wall of the desulfurization treatment box is fixedly connected with a guide plate, the upper surface of the guide plate is fixedly embedded with a sleeve, and the inner wall of the sleeve is rotatably connected to the outer surface of the rotating rod.

[0013] As a preferred embodiment of the steam boiler flue gas desulfurization circulation purification device of the utility model, a connecting plate is fixedly connected to the outer surface of the desulfurization treatment box, and the right side surface of the connecting plate is fixedly connected to the outer surface of the purification box.

[0014] As a preferred embodiment of the steam boiler flue gas desulfurization circulation purification device of the utility model, a support ring is fixedly connected to the inner wall of the desulfurization treatment box, and the upper surface of the support ring is in contact with the bottom surface of the scraper.

[0015] As a preferred embodiment of the steam boiler flue gas desulfurization circulation purification device of the utility model, the water level sensor is located above the filter plate, and the water level sensor, motor, control valve and pump body are all electrically connected to the control box through wires.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model is equipped with a desulfurization treatment box, an air intake pipe, an exhaust pipe, a filter plate and an activated carbon plate. Through their cooperation, the exhaust gas can be transported to the inside of the desulfurization treatment box for treatment and discharged outward after the treatment is completed. The use method is simple and convenient, and the effect is good. By installing a motor, a rotating rod, a rolling bearing and a scraper, the bottom surface of the filter plate can be cleaned to avoid clogging it by impurities, which is conducive to maintaining its use state.

[0018] 2. The utility model is equipped with a delivery pipeline, a control valve, a purification box, a circulation pipeline, a pump body, a water level sensor and a control box, so that the water level inside the desulfurization treatment box can be monitored in real time, and the water level will be automatically purified when the set value is reached. The electrical control method is adopted, which is not only simple in structure, but also avoids manual resetting operation, which is conducive to long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a three-dimensional structural schematic diagram of a bottom view of a desulfurization treatment box in the utility model;

[0022] Figure 3 It is a three-dimensional structural schematic diagram of a front cross-sectional view of a desulfurization treatment box in the utility model;

[0023] Figure 4 It is a three-dimensional structural schematic diagram of the motor in the utility model;

[0024] In the figure: 1. Desulfurization treatment box; 2. Purification box; 3. Support legs; 4. Bottom plate; 5. Mounting hole; 6. Inlet pipe; 7. Exhaust pipe; 8. Water level observation meter; 9. Cover plate; 10. Motor; 11. Control box; 12. Delivery pipe; 13. Circulation pipe; 14. Pump body; 15. Connecting plate; 16. Mounting plate; 17. Control valve; 18. Drainage plate; 19. Sleeve; 20. Rotating rod; 21. Support ring; 22. Filter plate; 23. Activated carbon plate; 24. Scraper; 25. Water level sensor; 26. Rolling bearing. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1

[0027] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown: a steam boiler flue gas desulfurization circulation purification device, including a desulfurization treatment box 1, the outer surface of the desulfurization treatment box 1 is fixedly connected with an intake pipe 6 and an exhaust pipe 7, a purification box 2 is arranged on the right side of the desulfurization treatment box 1, the bottom surface of the desulfurization treatment box 1 is fixedly connected with a delivery pipe 12, the outer surface of the delivery pipe 12 is provided with a control valve 17, the end of the delivery pipe 12 away from the desulfurization treatment box 1 is fixedly connected with the input end of the purification box 2, the output end of the purification box 2 is fixedly connected with a circulation pipe 13, the outer surface of the circulation pipe 13 is provided with a pump body 14, and the end of the circulation pipe 13 away from the purification box 2 is fixedly connected with the outer surface of the desulfurization treatment box 1

[0028] The inner walls of the desulfurization treatment box 1 are fixedly connected with a filter plate 22 and an activated carbon plate 23, respectively. The bottom surface of the desulfurization treatment box 1 is fixedly connected with a motor 10. The bottom surface of the desulfurization treatment box 1 is fixedly inlaid with a rolling bearing 26. The inner ring of the rolling bearing 26 is fixedly connected with a rotating rod 20. The bottom end of the rotating rod 20 is fixedly connected to the output end of the motor 10. The top end of the rotating rod 20 is fixedly connected with a scraper 24. The upper surface of the scraper 24 contacts the bottom surface of the filter plate 22.

[0029] A water level sensor 25 is fixedly connected to the inner wall of the desulfurization treatment box 1 , a mounting plate 16 is fixedly connected to the outer surface of the desulfurization treatment box 1 , and a control box 11 is fixedly connected to the front of the mounting plate 16 .

[0030] In this embodiment: the exhaust gas can be input and output respectively by using the intake pipe 6 and the exhaust pipe 7, and the exhaust gas can be treated by the desulfurization treatment box 1, the filter plate 22 and the activated carbon plate 23. The bottom surface of the filter plate 22 can be cleaned by using the motor 10, the rotating rod 20, the rolling bearing 26 and the scraper 24 to ensure its use state. The seawater medium to be treated can be filtered and purified by the delivery pipe 12, the control valve 17, the purification box 2, the circulation pipe 13 and the pump body 14, and then transported to the desulfurization treatment box 1 for recycling again. The water level inside the desulfurization treatment box 1 can be detected in real time by the water level sensor 25. With the cooperation of the control box 11, the automatic operation of the device can be completed.

[0031] like Figure 1 , Figure 2 and Figure 3 As shown: In an optional embodiment, the outer surface of the desulfurization treatment box 1 is fixedly connected to a water level observation meter 8, and the upper surface of the desulfurization treatment box 1 is fixedly installed with a cover plate 9.

[0032] In this embodiment, the water level observation meter 8 is provided to visually check the water level condition inside the desulfurization treatment box 1 from the outside, and the cover plate 9 can be used to clean the inside of the desulfurization treatment box 1.

[0033] like Figure 1 As shown: In an optional embodiment, the bottom surface of the desulfurization treatment box 1 and the bottom surface of the purification box 2 are fixedly connected to a group of support legs 3, the bottom surfaces of the two groups of support legs 3 are commonly fixedly connected to a bottom plate 4, and a group of mounting holes 5 are opened on the upper surface of the bottom plate 4.

[0034] In this embodiment, the supporting legs 3, the bottom plate 4 and the mounting holes 5 are provided to fix the device and to securely mount it for use.

[0035] like Figure 3 As shown: In an optional embodiment, the inner bottom wall of the desulfurization treatment box 1 is fixedly connected with a guide plate 18, the upper surface of the guide plate 18 is fixedly inlaid with a sleeve 19, and the inner wall of the sleeve 19 is rotatably connected to the outer surface of the rotating rod 20.

[0036] In this embodiment: the guide plate 18 can make the seawater and impurities inside the desulfurization treatment box 1 be better discharged to the outside through the conveying pipe 12 to avoid residue inside the desulfurization treatment box 1. The setting of the sleeve 19 ensures that the guide plate 18 will not affect the rotation of the rotating rod 20.

[0037] like Figure 1 and Figure 2 As shown: In an optional embodiment, a connecting plate 15 is fixedly connected to the outer surface of the desulfurization treatment box 1 , and the right side surface of the connecting plate 15 is fixedly connected to the outer surface of the purification box 2 .

[0038] In this embodiment, the connecting plate 15 can make the connection between the desulfurization treatment box 1 and the purification box 2 more firmly.

[0039] like Figure 3 As shown: In an optional embodiment, a support ring 21 is fixedly connected to the inner wall of the desulfurization treatment box 1, and the upper surface of the support ring 21 is in contact with the bottom surface of the scraper 24.

[0040] In this embodiment, the support ring 21 can be used to support and limit the scraper 24, so that it always keeps close contact with the filter plate 22 to ensure the use effect.

[0041] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown: In an optional embodiment, the water level sensor 25 is located above the filter plate 22, and the water level sensor 25, the motor 10, the control valve 17 and the pump body 14 are all electrically connected to the control box 11 through wires.

[0042] In this embodiment, the water level sensor 25 can detect the water level inside the desulfurization treatment box 1 in real time, and the control box 11 can control the remaining components to facilitate the operation of the staff.

[0043] The working principle and use process of the utility model are as follows: when in use, the device is first installed using the bottom plate 4 and the mounting hole 5, and the device can be firmly installed using the support legs 3. After the installation is completed, the air intake pipe 6 and the exhaust pipe 7 need to be connected to the outside, and then the power supply can be turned on for use. After the device is started by using the control box 11, the external exhaust gas can enter the desulfurization treatment box 1 through the air intake pipe 6, and the exhaust gas can be initially treated by using seawater and the filter plate 22 inside the desulfurization treatment box 1, and then the gas can be adsorbed and filtered again by using the activated carbon plate 23 upward. , and then the gas can be discharged to the outside through the exhaust pipe 7. During use, the water level sensor 25 can detect the water level inside the desulfurization treatment box 1 in real time. When the impurities accumulate and cause the water level to rise to the set value, the control valve 17 can be started to allow seawater to enter the purification box 2 through the delivery pipe 12 for purification. The purified seawater can be transported to the desulfurization treatment box 1 again for use through the cooperation of the pump body 14 and the circulation pipe 13. The motor 10 can also be started to drive the rotating rod 20 and the scraper 24 to rotate, and the filter plate 22 is cleaned to keep it in use.

[0044] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A steam boiler flue gas desulfurization circulation purification device, comprising a desulfurization treatment box (1), characterized in that: The outer surface of the desulfurization treatment box (1) is fixedly connected to an air intake pipe (6) and an exhaust pipe (7), a purification box (2) is arranged on the right side of the desulfurization treatment box (1), the bottom surface of the desulfurization treatment box (1) is fixedly connected to a delivery pipe (12), the outer surface of the delivery pipe (12) is provided with a control valve (17), the end of the delivery pipe (12) away from the desulfurization treatment box (1) is fixedly connected to the input end of the purification box (2), the output end of the purification box (2) is fixedly connected to a circulation pipe (13), the outer surface of the circulation pipe (13) is provided with a pump body (14), and the end of the circulation pipe (13) away from the purification box (2) is fixedly connected to the outer surface of the desulfurization treatment box (1); The inner side walls of the desulfurization treatment box (1) are respectively fixedly connected with a filter plate (22) and an activated carbon plate (23); the bottom surface of the desulfurization treatment box (1) is fixedly connected with a motor (10); the bottom surface of the desulfurization treatment box (1) is fixedly inlaid with a rolling bearing (26); the inner ring of the rolling bearing (26) is fixedly connected with a rotating rod (20); the bottom end of the rotating rod (20) is fixedly connected with the output end of the motor (10); the top end of the rotating rod (20) is fixedly connected with a scraper (24); the upper surface of the scraper (24) is in contact with the bottom surface of the filter plate (22); A water level sensor (25) is fixedly connected to the inner wall of the desulfurization treatment box (1), a mounting plate (16) is fixedly connected to the outer surface of the desulfurization treatment box (1), and a control box (11) is fixedly connected to the front of the mounting plate (16).

2. A steam boiler flue gas desulfurization circulation purification device according to claim 1, characterized in that: The outer surface of the desulfurization treatment box (1) is fixedly connected to a water level observation meter (8), and the upper surface of the desulfurization treatment box (1) is fixedly installed with a cover plate (9).

3. A steam boiler flue gas desulfurization circulation purification device according to claim 1, characterized in that: The bottom surfaces of the desulfurization treatment box (1) and the purification box (2) are both fixedly connected to a group of support legs (3), and the bottom surfaces of the two groups of support legs (3) are commonly fixedly connected to a bottom plate (4), and the upper surface of the bottom plate (4) is provided with a group of mounting holes (5).

4. A steam boiler flue gas desulfurization circulation purification device according to claim 1, characterized in that: The inner bottom wall of the desulfurization treatment box (1) is fixedly connected with a guide plate (18), the upper surface of the guide plate (18) is fixedly inlaid with a sleeve (19), and the inner wall of the sleeve (19) is rotatably connected to the outer surface of the rotating rod (20).

5. A steam boiler flue gas desulfurization circulation purification device according to claim 1, characterized in that: A connecting plate (15) is fixedly connected to the outer surface of the desulfurization treatment box (1), and the right side surface of the connecting plate (15) is fixedly connected to the outer surface of the purification box (2).

6. A steam boiler flue gas desulfurization circulation purification device according to claim 1, characterized in that: A support ring (21) is fixedly connected to the inner wall of the desulfurization treatment box (1), and the upper surface of the support ring (21) is in contact with the bottom surface of the scraper (24).

7. A steam boiler flue gas desulfurization circulation purification device according to claim 1, characterized in that: The water level sensor (25) is located above the filter plate (22); the water level sensor (25), the motor (10), the control valve (17) and the pump body (14) are all electrically connected to the control box (11) via wires.

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