In-furnace overhaul lifting platform

Abstract

The utility model discloses an in-furnace overhaul lifting platform, and relates to the technical field of boiler overhaul equipment. The boiler comprises a boiler body, a winding and unwinding roller is arranged on the lower portion of the outer side of the boiler body, a rope is wound around a roller body of the winding and unwinding roller, a first auxiliary roller and a second auxiliary roller are arranged above the boiler body, a vertical plate is fixedly connected to the inner side wall of the boiler body, and a lifting table is arranged on one face of the vertical plate in a sliding mode. A hook is fixedly connected to the other face of the vertical plate, a hasp is fixedly connected to the side wall of the lifting table, the hasp corresponds to and is matched with the hook, hanging rings are detachably arranged at the four corners of the top face of the lifting table, a connecting rope is fixedly connected to the side wall of each hanging ring, and the rope end of each connecting rope is fixed to the rope end of the corresponding rope. According to the utility model, a worker can conveniently overhaul different areas in the boiler main body, the manpower investment can be reduced, meanwhile, the safety risk when a constructor climbs a scaffold is reduced, and the safety is good.

Description

Technical Field

[0001] The present application relates to the technical field of boiler maintenance equipment, and in particular to a furnace maintenance lifting platform. Background Art

[0002] In order to ensure the operation cycle of the boiler, the water-cooled fireplace tubes in the furnace need to be periodically inspected. The interior of the boiler is a large furnace structure. For example, a common boiler in industrial production has an internal furnace space of 11 meters long, 7 meters wide and 32 meters high.

[0003] At present, the common method for inspecting the water-cooled fireplace tubes in the furnace is to set up scaffolding for inspection. The erection of scaffolding requires more manpower and takes a long time to set up or dismantle, and the personal safety of the inspection and construction workers cannot be effectively ensured. In response to the above problems, the inventors proposed an in-furnace inspection lifting platform to solve the above problems. Summary of the Invention

[0004] In order to solve the problem of how to reduce the safety risks of construction workers when climbing scaffolding and at the same time reduce labor intensity; the purpose of the utility model is to provide a furnace maintenance lifting platform.

[0005] In order to solve the above technical problems, the present invention adopts the following technical solutions: a furnace maintenance lifting platform, including a boiler body, characterized in that: a retractable roller is provided on the lower outer side of the boiler body, the roller body of the retractable roller is wrapped with a rope, a first auxiliary roller and a second auxiliary roller are provided above the boiler body, the inner side wall of the boiler body is fixedly connected with a vertical plate, one side of the vertical plate is slidably provided with a lifting platform, the other side of the vertical plate is fixedly connected with a hook, the side wall of the lifting platform is fixedly connected with a buckle, the buckle corresponds to and cooperates with the hook, the four corners of the top surface of the lifting platform are detachably provided with a lifting ring, the side wall of the lifting ring is fixedly connected with a connecting rope, and the rope end of the connecting rope is fixed to the rope end of the rope.

[0006] In a possible implementation, a bracket is provided below the retractable roller, a roller shaft of the retractable roller passes through the bracket, and the roller shaft of the retractable roller is rotatably connected to the bracket.

[0007] In a possible implementation, a driver is provided on one side of the bracket, the output shaft of the driver is fixedly connected to the roller shaft of the retracting roller, and a base is provided on the side wall of the driver, and the base is fixedly connected to the side wall of the bracket.

[0008] In a possible implementation, the roller shaft of the first auxiliary roller is rotatably connected to a bearing seat, and the side wall of the bearing seat is fixedly connected to the outer wall of the boiler body.

[0009] In a possible implementation, the roller shaft of the second auxiliary roller is rotatably connected to a cross frame, and an end surface of the cross frame is fixedly connected to a side wall of the boiler body.

[0010] In a possible implementation manner, an axis of the first auxiliary roller is parallel to an axis of the second auxiliary roller.

[0011] In a possible implementation, a sliding groove is provided on a side of the vertical plate facing the lifting platform, and a sliding block is fixedly connected to a side of the lifting platform facing the vertical plate. The sliding block corresponds to the sliding groove and is slidably connected to the sliding groove.

[0012] In a possible implementation, it is characterized in that threaded holes are provided at four corners of the top surface of the lifting platform, and the rod portion of the lifting ring is a threaded rod, and the threaded rod matches the threaded hole.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model can rotate the retractable roller through the provided drive, and then adjust the height of the lifting platform through the rope, so that the staff can inspect different areas inside the boiler body, thereby eliminating the need to set up scaffolding, reducing manpower input, and reducing the safety risks of construction workers when climbing the scaffolding, as well as reducing labor intensity.

[0015] 2. In the present invention, when the rope moves, the first auxiliary roller and the second auxiliary roller can assist the rope in moving, so as to avoid friction between the rope and the boiler body, thereby reducing the wear of the rope, extending the service life of the rope, and preventing the rope from breaking due to wear.

[0016] 3. In the present invention, when the lifting platform is used to inspect and repair different upper and lower areas inside the boiler body, when the lifting platform is raised and lowered to the required position, the buckle needs to be matched with the corresponding hook. Under the action of the buckle and the hook, the lifting platform can be stabilized again to avoid the rope breaking and the lifting platform falling, thereby improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] Figure 2This is another structural diagram of the utility model as a whole.

[0020] Figure 3 This is a schematic diagram of the structure of the lifting platform of the utility model.

[0021] Figure 4 This is an enlarged view of point A of the present utility model.

[0022] In the figure: 1. Boiler body; 2. Bracket; 3. Retractable roller; 4. Driver; 5. Base; 6. Rope; 7. First auxiliary roller; 8. Bearing seat; 9. Second auxiliary roller; 10. Cross frame; 11. Vertical plate; 12. Slide; 13. Hook; 14. Lifting platform; 15. Buckle; 16. Slider; 17. Threaded hole; 18. Lifting ring; 19. Connecting rope. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Example: Figure 1-4 As shown, the utility model provides a furnace maintenance lifting platform, including a boiler body 1, a retractable roller 3 is provided on the lower outer side of the boiler body 1, the roller body of the retractable roller 3 is wrapped with a rope 6, a first auxiliary roller 7 and a second auxiliary roller 9 are provided above the boiler body 1, the inner side wall of the boiler body 1 is fixedly connected with a vertical plate 11, one side of the vertical plate 11 is slidably provided with a lifting platform 14, the other side of the vertical plate 11 is fixedly connected with a hook 13, the side wall of the lifting platform 14 is fixedly connected with a buckle 15, the buckle 15 corresponds to and cooperates with the hook 13, the four corners of the top surface of the lifting platform 14 are detachably provided with a lifting ring 18, the side wall of the lifting ring 18 is fixedly connected with a connecting rope 19, and the rope end of the connecting rope 19 is fixed to the rope end of the rope 6.

[0025] In a possible embodiment, a bracket 2 is provided below the retractable roller 3 , a roller shaft of the retractable roller 3 passes through the bracket 2 , and the roller shaft of the retractable roller 3 is rotatably connected to the bracket 2 .

[0026] In one possible embodiment, a driver 4 is provided on one side of the bracket 2, the output shaft of the driver 4 is fixedly connected to the roller shaft of the retracting roller 3, and a base 5 is provided on the side wall of the driver 4, and the base 5 is fixedly connected to the side wall of the bracket 2.

[0027] By adopting the above technical solution, the retractable roller 3 can be rotated by the driver 4, so that the rope 6 can be retracted and released, and then the height of the lifting platform 14 can be adjusted, so that the staff can inspect different areas inside the boiler body 1. There is no need to set up scaffolding, which reduces manpower investment and reduces the safety risks of construction workers when climbing the scaffolding, as well as reducing labor intensity.

[0028] In a possible embodiment, the roller shaft of the first auxiliary roller 7 is rotatably connected to a bearing seat 8 , and a side wall of the bearing seat 8 is fixedly connected to the outer wall of the boiler body 1 .

[0029] In a possible embodiment, the roller shaft of the second auxiliary roller 9 is rotatably connected to a cross frame 10 , and an end surface of the cross frame 10 is fixedly connected to a side wall of the boiler body 1 .

[0030] In a possible embodiment, the axis of the first auxiliary roller 7 is parallel to the axis of the second auxiliary roller 9 .

[0031] By adopting the above technical solution, the first auxiliary roller 7 and the second auxiliary roller 9 are both used to assist the movement of the rope 6 to avoid friction between the rope 6 and the boiler body 1, thereby reducing the wear of the rope 6, extending the service life of the rope 6, and preventing the rope 6 from breaking due to wear.

[0032] In a possible embodiment, a slide groove 12 is provided on one side of the vertical plate 11 facing the lifting platform 14 , and a slider 16 is fixedly connected to one side of the lifting platform 14 facing the vertical plate 11 . The slider 16 corresponds to the slide groove 12 and is slidably connected to the slide groove 12 .

[0033] By adopting the above technical solution, when the lifting platform 14 is lifted or lowered, the slider 16 cooperates with the slide 12, so that the lifting platform 14 can move up and down more smoothly, and the slider 16 can be removed from the slide 12 to clean or maintain the lifting platform 14. When the lifting platform 14 is used to inspect different upper and lower areas in the boiler body 1, after the lifting platform 14 is lifted or lowered, the buckle 15 needs to be matched with the corresponding hook 13. Under the action of the buckle 15 and the hook 13, the lifting platform 14 can be stabilized again to avoid the rope 6 from breaking and the lifting platform 14 from falling, thereby improving safety.

[0034] In a possible embodiment, threaded holes 17 are provided at the four corners of the top surface of the lifting platform 14 , and the rod portion of the lifting ring 18 is a threaded rod that matches the threaded holes 17 .

[0035] By adopting the above technical solution, the lifting ring 18 is screwed, and the threaded rod and the threaded hole 17 cooperate with each other, so that the lifting ring 18 can be disassembled and assembled, so that the lifting ring 18 can be replaced.

[0036] Working principle: When the utility model is in use, the driver 4 is started to rotate the retractable roller 3, thereby retracting and releasing the wire rope 6, and then the height of the lifting platform 14 can be adjusted through the connecting rope 19, so that the staff can inspect different areas inside the boiler body 1. When the lifting platform 14 is raised or lowered, the slider 16 and the chute 12 cooperate with each other, so that the lifting platform 14 can move up and down more smoothly. At the same time, the slider 16 can be removed from the chute 12 to clean or maintain the lifting platform 14.

[0037] When using the lifting platform 14 to inspect different upper and lower areas inside the boiler body 1, after the lifting platform 14 is raised and lowered, the buckle 15 needs to be matched with the corresponding hook 13. Under the action of the buckle 15 and the hook 13, the lifting platform 14 can be stabilized again to avoid the rope 6 from breaking and the lifting platform 14 from falling, thereby improving safety.

[0038] Obviously, those skilled in the art may make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.

Claims

1. A furnace maintenance lifting platform, comprising a boiler body (1), characterized in that: A retractable roller (3) is provided at the lower outer side of the boiler body (1), and a wire rope (6) is wound around the roller body of the retractable roller (3). A first auxiliary roller (7) and a second auxiliary roller (9) are provided above the boiler body (1). The inner side wall of the boiler body (1) is fixedly connected to a vertical plate (11), and a lifting platform (14) is slidably provided on one side of the vertical plate (11). A hook (13) is fixedly connected to the other side of the vertical plate (11). A buckle (15) is fixedly connected to the side wall of the lifting platform (14), and the buckle (15) corresponds to and cooperates with the hook (13). The four corners of the top surface of the lifting platform (14) are detachably provided with a lifting ring (18), and the side wall of the lifting ring (18) is fixedly connected to a connecting rope (19), and the rope end of the connecting rope (19) is fixed to the rope end of the wire rope (6).

2. The furnace maintenance lifting platform according to claim 1, characterized in that: A bracket (2) is provided below the retractable roller (3), a roller shaft of the retractable roller (3) passes through the bracket (2), and the roller shaft of the retractable roller (3) is rotatably connected to the bracket (2).

3. The furnace maintenance lifting platform according to claim 2, characterized in that: A driver (4) is provided on one side of the bracket (2), the output shaft of the driver (4) is fixedly connected to the roller shaft of the retracting roller (3), and a base (5) is provided on the side wall of the driver (4), and the base (5) is fixedly connected to the side wall of the bracket (2).

4. The furnace maintenance lifting platform according to claim 1, characterized in that: The roller shaft of the first auxiliary roller (7) is rotatably connected to a bearing seat (8), and the side wall of the bearing seat (8) is fixedly connected to the outer wall of the boiler body (1).

5. The furnace maintenance lifting platform according to claim 1, characterized in that: The roller shaft of the second auxiliary roller (9) is rotatably connected to a cross frame (10), and the end surface of the cross frame (10) is fixedly connected to the side wall of the boiler body (1).

6. The furnace maintenance lifting platform according to claim 1, characterized in that: The axis of the first auxiliary roller (7) is parallel to the axis of the second auxiliary roller (9).

7. The furnace maintenance lifting platform according to claim 1, characterized in that: A sliding groove (12) is provided on one side of the vertical plate (11) facing the lifting platform (14), and a sliding block (16) is fixedly connected to one side of the lifting platform (14) facing the vertical plate (11), and the sliding block (16) corresponds to the sliding groove (12) and is slidably connected thereto.

8. The furnace maintenance lifting platform according to claim 1, characterized in that: The four corners of the top surface of the lifting platform (14) are all provided with threaded holes (17), and the rod portion of the hanging ring (18) is a threaded rod, and the threaded rod is matched with the threaded hole (17).

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