Desulfurizing tower maintenance platform

Abstract

The utility model discloses a maintenance platform for a desulfurizing tower, and relates to the technical field of desulfurizing towers, in particular to the maintenance platform for the desulfurizing tower, which is mounted on the outer side wall of the desulfurizing tower and comprises an upper fixing component, a lower fixing component, a rack and a dust removal component, the upper fixing component is fixedly mounted on the outer side wall of the top of the desulfurizing tower, and the lower fixing component is fixedly mounted on the rack. The lower fixing part is fixedly mounted on the outer side wall of the bottom of the desulfurizing tower, and a plurality of slings are arranged between the upper fixing part and the lower fixing part; the dust collector and the scraping plate are arranged on the rack, the outer wall of the desulfurizing tower is scraped and swept in the moving process of the rack, the dust collector is used for absorbing scraped and swept particulate matter and sulfide, particulate matter dust and sulfide are collected, and the situation that the particulate matter dust and sulfide affect the body health of a maintainer is avoided; meanwhile, the surface of the desulfurization tower is cleaned, sulfides and particulate matter dust are collected and then treated in a centralized mode, and environmental pollution is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurization towers, in particular to a desulfurization tower maintenance platform. Background Art

[0002] Desulfurization tower is a tower-type equipment for desulfurization of industrial waste gas. Desulfurization tower was originally built with granite and was most widely used. It uses the principle of water film desulfurization and dust removal. It is also called granite water film desulfurization dust collector or granite water film desulfurization dust collector. The height of desulfurization tower used in industry is basically more than 50 meters, which is a large industrial equipment.

[0003] A protective bracket for a desulfurization and denitrification tower maintenance platform with publication number CN215711605U comprises a base, an I-shaped slide rail is welded on the top of the base, a lifting device is slidably provided on the outer surface of the I-shaped slide rail, a central fixed plate is provided on the left side of the lifting device, and the left side of the central fixed plate is connected to the maintenance platform, a first motor is installed on the top of the I-shaped slide rail through a support beam, an output shaft of the first motor is connected to a driving pulley, a transmission screw is rotatably installed on the top of the base through a bearing seat, the top of the transmission screw passes through the support beam and is connected to a driven pulley, a guardrail is welded on the upper surface of the maintenance platform, a mounting seat is provided on the top of the guardrail, a second motor is provided on a side of the mounting seat located outside the guardrail, the output shaft of the second motor is connected to a support rod, and a telescopic shielding device is installed on the top of the support rod. This device can prevent maintenance personnel from being injured by falling objects from a high place, and can also shield maintenance personnel from rain on rainy days. However, the device can inspect higher desulfurization towers by installing a liftable maintenance platform on the outside of the desulfurization tower. However, most desulfurization towers are columnar, and the above device can only inspect the columnar plane of the desulfurization tower, while the back and sides of the desulfurization tower cannot be inspected, resulting in an incomplete inspection of the desulfurization tower.

[0004] In the published Chinese patent application, publication number: CN219217474U, patent name: A desulfurization tower maintenance platform. Although, by rotating the winch to retract the steel cable, the bottom end of the steel cable can be driven by the lifting ring to drive the bearing platform to rise, and the servo motor drives the gear to rotate, thereby expanding the maintenance surface of the desulfurization tower; however, when the staff uses the existing technology shown in the desulfurization tower maintenance platform to inspect the desulfurization tower, because the existing technology does not have the effect of cleaning and dusting the outer wall of the desulfurization tower, the staff will suffer from respiratory infection due to the maintenance of the outer wall of the desulfurization tower (due to the long-term desulfurization operation of the desulfurization tower, the gas discharged from the desulfurization tower is mixed with residual sulfide and particulate dust, and the particulate matter and sulfide dust accumulate and adsorb on the outer wall of the desulfurization tower. When the staff inspects the outer wall of the desulfurization tower, the particulate matter and sulfide dust float, causing serious impact on the health of the staff). Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a desulfurization tower maintenance platform, which solves the problems raised in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a desulfurization tower maintenance platform, which is installed on the outer wall of the desulfurization tower, including an upper fixed component, a lower fixed component, a stand and a dust removal component, the upper fixed component is fixedly installed on the top outer wall of the desulfurization tower, the lower fixed component is fixedly installed on the bottom outer wall of the desulfurization tower, a plurality of slings are arranged between the upper fixed component and the lower fixed component, the stand is installed on the lower fixed component, and the stand is movably arranged on the slings; the dust removal component is arranged on the stand, the dust removal component includes a dust collector and a scraper, the edge of the scraper is in contact with the outer wall of the desulfurization tower, and the suction end of the dust collector is close to the scraper.

[0009] Optionally, the lower fixed component includes a lower ring frame, a base, and a large gear ring, the large gear ring is fixedly mounted on the outer wall of the lower end of the desulfurization tower, the base is slidably mounted on the lower ring frame, and a first driving member is disposed on the base.

[0010] Optionally, the upper fixed component includes an upper ring frame and an upper mounting plate, the upper ring frame is fixedly mounted on the outer wall of the top of the desulfurization tower, the upper mounting plate is slidably mounted on the upper ring frame, a second driving member is arranged on the upper ring frame, and the driving end of the second driving member is transmission-connected to the upper mounting plate.

[0011] Optionally, the upper end of each sling is fixedly connected to the upper mounting plate, and the lower end of each sling is fixedly connected to the base.

[0012] Optionally, the first driving member is composed of a first motor and a reducer, the reducer is installed on the output shaft end of the first motor, and a gear is installed on the driving end of the reducer, and the gear is meshed with a large gear ring.

[0013] Optionally, the stand includes a cover plate, a table plate, two baffles, and a door plate. The cover plate is arranged transversely and fixedly connected to the table plate. The door plate is arranged on the table plate, and the two baffles are slidably arranged on the table plate.

[0014] Optionally, each of the slings vertically penetrates the table plate and cover plate of the stand.

[0015] Optionally, a bidirectional motor and a fixed pulley are respectively provided on the base, the output shaft end of the bidirectional motor is transmission-connected to the fixed pulley via a coupling, a cable is wound around the fixed pulley, and the upper end of the cable is fixedly connected to the stand after passing through the cable fixed pulley on the upper fixed component; the cable fixed pulley is fixedly mounted on the upper mounting plate.

[0016] Optionally, a second motor is arranged on the table, and the second motor is drivingly connected to the two baffles.

[0017] Optionally, a connecting plate is fixedly connected to the lower surface of the table, the second motor is installed on the connecting plate, an eccentric plate is installed on the output shaft end of the second motor, two sliding grooves are provided on the eccentric plate, and the lower surfaces of the two baffles are respectively fixedly connected with blocks, and the two blocks are respectively located in the sliding grooves of the eccentric plates.

[0018] (III) Beneficial effects

[0019] The utility model provides a desulfurization tower maintenance platform, which has the following beneficial effects:

[0020] The desulfurization tower maintenance platform is provided with a vacuum cleaner and a scraper on the stand. The outer wall of the desulfurization tower is scraped and swept during the movement of the stand. The vacuum cleaner is used to absorb the scraped particles and sulfides, so that the particle dust and sulfides are collected to avoid the particle dust and sulfides from affecting the health of the maintenance personnel, thereby achieving the purpose of protecting the health of the maintenance personnel. At the same time, the surface of the desulfurization tower is cleaned, and the sulfides and particle dust are collected and processed centrally to avoid polluting the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0022] Figure 1 This is a three-dimensional structural schematic diagram of a desulfurization tower maintenance platform of the utility model;

[0023] Figure 2 It is a three-dimensional structural schematic diagram of a desulfurization tower maintenance platform stand of the utility model;

[0024] Figure 3 It is a partial cross-sectional structural schematic diagram of a lower ring frame of a desulfurization tower maintenance platform of the utility model;

[0025] Figure 4 This is a three-dimensional structural schematic diagram of a mounting plate on a desulfurization tower maintenance platform of the utility model;

[0026] Figure 5 This is a three-dimensional structural schematic diagram of a desulfurization tower maintenance platform stand of the utility model (Example 2);

[0027] Figure 6 It is a three-dimensional structural schematic diagram of a baffle of a desulfurization tower maintenance platform of the utility model (Example 2).

[0028] In the figure: 1. desulfurization tower; 3. large gear ring; 4. lower ring frame; 5. base; 7. door panel; 8. baffle; 9. sling; 10. cover plate; 11. cable; 12. vacuum cleaner; 13. scraper; 14. upper ring frame; 15. upper mounting plate; 16. bidirectional motor; 17. coupling; 18. fixed pulley; 19. table; 20. first motor; 21. gear; 22. eccentric plate; 23. second motor; 25. connecting plate. DETAILED DESCRIPTION

[0029] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments.

[0031] Embodiment 1

[0032] See also Figures 1 to 4The utility model provides a technical solution: a desulfurization tower maintenance platform, which is installed on the outer wall of the desulfurization tower 1, including an upper fixed component, a lower fixed component, a stand and a dust removal component. The upper fixed component is fixedly installed on the top outer wall of the desulfurization tower 1, and the lower fixed component is fixedly installed on the bottom outer wall of the desulfurization tower 1. A plurality of slings 9 are arranged between the upper fixed component and the lower fixed component. The stand is installed on the lower fixed component, and the stand is movably arranged on the slings 9.

[0033] The upper fixing part and the lower fixing part are fixedly installed at the top and bottom of the desulfurization tower 1, and are used to tighten the slings 9. The gantry uses the slings 9 as a moving track, and the maintenance personnel are on the gantry and move to various positions of the desulfurization tower 1 through the gantry to meet the maintenance needs.

[0034] The lower fixed component includes a lower ring frame 4, a base 5, and a large gear ring 3. The large gear ring 3 is fixedly mounted on the outer side wall of the lower end of the desulfurization tower 1. The base 5 is slidably mounted on the lower ring frame 4. A first driving member is arranged on the base 5. The first driving member is composed of a first motor 20 and a reducer. The reducer is mounted on the output shaft end of the first motor 20. A gear 21 is mounted on the driving end of the reducer. The gear 21 is meshed with the large gear ring 3.

[0035] The lower ring frame 4 is annular and serves as an annular track. The first driving member is used to drive the base 5 to move on the lower ring frame 4. The first motor 20 drives the gear 21 to rotate, and the gear 21 is affected by the large gear ring 3, and the gear 21 pushes the driving member and the base 5 to move, and the base 5 as a whole moves on the lower ring frame 4 as a track.

[0036] The upper fixed component includes an upper ring frame 14 and an upper mounting plate 15. The upper ring frame 14 is fixedly mounted on the top outer wall of the desulfurization tower 1. The upper mounting plate 15 is slidably mounted on the upper ring frame 14. A second driving member is arranged on the upper ring frame 14. The driving end of the second driving member is transmission-connected to the upper mounting plate 15.

[0037] The upper ring frame 14 is also ring-shaped, and the upper mounting plate 15 uses the upper ring frame 14 as a track, and the upper mounting plate 15 can slide on the upper ring frame 14. The second driving member can be a servo motor, which is used to drive the upper mounting plate 15 to move on the upper ring frame 14. The second driving member matches the first driving member, and the two operate synchronously, so that the upper mounting plate 15 and the base 5 operate synchronously, and the upper mounting plate 15 corresponds to the base 5 up and down, and moves at the same time, and the upper mounting plate 15 and the base 5 move in a circle with the desulfurization tower 1 as the center.

[0038] The upper end of each sling 9 is fixedly connected to the upper mounting plate 15 , and the lower end of each sling 9 is fixedly connected to the base 5 .

[0039] When the upper mounting plate 15 and the base 5 move simultaneously, the slings 9 are driven to move in a circle, and the slings 9 drive the frame to move in a circle, so that the frame can be moved to each side of the desulfurization tower 1 .

[0040] The platform comprises a cover plate 10, a platform 19, two baffles 8, and a door plate 7. The cover plate 10 and the platform 19 are arranged horizontally and fixedly connected, the door plate 7 is arranged on the platform 19, and the two baffles 8 are slidably arranged on the platform 19. Each sling 9 vertically penetrates the platform 19 and the cover plate 10 of the platform.

[0041] The platform is used for carrying maintenance personnel, placing maintenance equipment, etc. The cover plate 10 can block rain. The platform 19 can stand people and place equipment.

[0042] The dust removal component is arranged on a stand, and the dust removal component comprises a dust collector 12 and a scraper 13 . The edge of the scraper 13 abuts against the outer wall of the desulfurization tower 1 , and the suction end of the dust collector 12 is close to the scraper 13 .

[0043] The dust removal component is used to clean the outer wall of the desulfurization tower. The scraper 13 is driven to move during the movement of the platform, and the scraper 13 scrapes the adsorbed particulate dust and sulfide particles on the outer wall of the desulfurization tower 1. The dust collector 12 is used to absorb the dust and particulate matter scraped off by the scraper 13.

[0044] A bidirectional motor 16 and a fixed pulley 18 are respectively provided on the base 5. The output shaft end of the bidirectional motor 16 is transmission-connected to the fixed pulley 18 via a coupling 17. A cable 11 is wound around the fixed pulley 18. The upper end of the cable 11 passes around the cable fixed pulley on the upper fixed component and is fixedly connected to the stand; the cable fixed pulley is fixedly mounted on the upper mounting plate 15.

[0045] The bidirectional motor 16 is used to drive the fixed pulley 18 to rotate, and the fixed pulley 18 rotates to wind up the cable 11. When the bidirectional motor 16 winds up the cable 11, the fixed pulley 18 winds up the cable 11, and the cable 11 pulls the platform up, so that the platform can move up longitudinally. When the bidirectional motor 16 releases the cable 11, the fixed pulley 18 releases the cable 11, and the cable 11 releases the platform, and the platform descends, so that the platform can move down longitudinally.

[0046] During use, when it is necessary to inspect and repair different positions of the desulfurization tower, the staff opens the door panel 7 to go up to the platform 19, then closes the door panel 7, and starts the first motor 20 to drive the gear 21 to rotate. The gear 21 is engaged with the large gear ring 3, and the large gear ring 3 is fixed on the desulfurization tower 1. The gear 21 will drive the base 5 to rotate in a circle around the desulfurization tower 1 on the lower ring frame 4 of the base 5, that is, the platform will also rotate in a circle.

[0047] When the platform needs to be raised, the bidirectional motor 16 is started to drive the two fixed pulleys 18 to reel in the cable 11 through the coupling 17. During the reeling process, the cable 11 will pull the platform 19 to move upward. When the platform 19 moves upward, the scraper 13 fixed on the platform will clean the attachments on the outer surface of the desulfurization tower 1, and the attachments will be sucked into the vacuum cleaner 12 after cleaning.

[0048] Embodiment 2

[0049] See also Figure 5 to Figure 6 The difference between this embodiment and the first embodiment is that a second motor 23 is arranged on the table 19, and the second motor 23 is in transmission connection with the two baffles 8. A connecting plate 25 is fixedly connected to the lower surface of the table 19, and the second motor 23 is mounted on the connecting plate 25. An eccentric plate 22 is mounted on the output shaft end of the second motor 23, and two slide grooves are provided on the eccentric plate 22. Stoppers are fixedly connected to the lower surfaces of the two baffles 8, and the two stoppers are respectively located in the slide grooves of the eccentric plate 22.

[0050] The space inside the rack can be expanded by sliding the baffle 8 on the table 19. When the two baffles slide away from each other, the space inside the rack expands. When the two baffles slide closer to each other, the space inside the rack becomes smaller.

[0051] The second motor 23 may be a servo motor. The second motor 23 is started to drive the eccentric plate 22 to rotate. The eccentric plate 22 rotates and pushes the two blocks to slide. The sliding of the blocks drives the baffle 8 to move, thereby achieving the overall sliding of the baffle 8.

[0052] When in use, the two baffles 8 can drive the eccentric plate 22 to rotate by starting the second motor 23. The rotation of the eccentric plate 22 will control the two baffles 8 to extend outward and retract, thereby increasing the area of ​​the platform 19, allowing multiple staff members to assist in maintenance work and improving maintenance efficiency.

[0053] 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. A desulfurization tower maintenance platform, which is installed on the outer side wall of the desulfurization tower (1), characterized in that: The utility model comprises an upper fixed component, a lower fixed component, a stand and a dust removal component, wherein the upper fixed component is fixedly mounted on the top outer wall of the desulfurization tower (1), the lower fixed component is fixedly mounted on the bottom outer wall of the desulfurization tower (1), a plurality of slings (9) are arranged between the upper fixed component and the lower fixed component, the stand is mounted on the lower fixed component, and the stand is movably arranged on the slings (9); the dust removal component is arranged on the stand, and the dust removal component comprises a dust collector (12) and a scraper (13), the edge of the scraper (13) is in contact with the outer wall of the desulfurization tower (1), and the suction end of the dust collector (12) is close to the scraper (13).

2. A desulfurization tower maintenance platform according to claim 1, characterized in that: The lower fixed component comprises a lower ring frame (4), a base (5), and a large toothed ring (3); the large toothed ring (3) is fixedly mounted on the outer side wall of the lower end of the desulfurization tower (1); the base (5) is slidably mounted on the lower ring frame (4); and a first driving member is mounted on the base (5).

3. A desulfurization tower maintenance platform according to claim 1, characterized in that: The upper fixed component comprises an upper ring frame (14) and an upper mounting plate (15); the upper ring frame (14) is fixedly mounted on the top outer wall of the desulfurization tower (1); the upper mounting plate (15) is slidably mounted on the upper ring frame (14); a second driving member is arranged on the upper ring frame (14); a driving end of the second driving member is drivingly connected to the upper mounting plate (15).

4. A desulfurization tower maintenance platform according to any one of claims 2 to 3, characterized in that: The upper end of each sling (9) is fixedly connected to the upper mounting plate (15), and the lower end of each sling (9) is fixedly connected to the base (5).

5. A desulfurization tower maintenance platform according to claim 2, characterized in that: The first driving member is composed of a first motor (20) and a reducer, wherein the reducer is mounted on the output shaft end of the first motor (20), and a gear (21) is mounted on the driving end of the reducer, and the gear (21) is meshed with the large gear ring (3).

6. A desulfurization tower maintenance platform according to claim 1, characterized in that: The stand comprises a cover plate (10), a table plate (19), two baffle plates (8), and a door plate (7); the cover plate (10) and the table plate (19) are arranged transversely and fixedly connected; the door plate (7) is arranged on the table plate (19); and the two baffle plates (8) are slidably arranged on the table plate (19).

7. A desulfurization tower maintenance platform according to claim 6, characterized in that: Each of the slings (9) vertically penetrates the platform plate (19) and the cover plate (10) of the platform.

8. A desulfurization tower maintenance platform according to claim 2, characterized in that: A bidirectional motor (16) and a fixed pulley (18) are respectively arranged on the base (5); the output shaft end of the bidirectional motor (16) is transmission-connected to the fixed pulley (18) via a coupling (17); a cable (11) is wound around the fixed pulley (18); the upper end of the cable (11) passes around the cable fixed pulley on the upper fixed component and is fixedly connected to the stand; the cable fixed pulley is fixedly mounted on the upper mounting plate (15).

9. A desulfurization tower maintenance platform according to claim 6, characterized in that: A second motor (23) is arranged on the platform (19), and the second motor (23) is drivingly connected to the two baffles (8).

10. A desulfurization tower maintenance platform according to claim 9, characterized in that: The lower surface of the table (19) is fixedly connected to a connecting plate (25), the second motor (23) is mounted on the connecting plate (25), an eccentric plate (22) is mounted on the output shaft end of the second motor (23), two sliding grooves are provided on the eccentric plate (22), and the lower surfaces of the two baffles (8) are respectively fixedly connected to baffles, and the two baffles are respectively located in the sliding grooves of the eccentric plate (22).

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