Aerial work safety platform for wind power generation tower

Abstract

The application relates to the technical field of aerial work platforms, in particular to a high-altitude operation safety platform for a wind power tower, which comprises a wind power equipment body, the wind power equipment body comprises a supporting column, a work platform is fixedly arranged on the supporting column, an outlet matched with the work platform is arranged on the supporting column, the work platform comprises a bottom plate and a fence, a cleaning brush for cleaning the bottom plate is arranged on the work platform, a driving mechanism for driving the cleaning brush to move is arranged on the fence, a waste discharge groove is arranged on the bottom plate, a ladder assembly matched with the bottom plate and used for workers to walk is arranged on the outlet, the cleaning brush is arranged in cooperation with the driving mechanism, the cleaning brush is regularly controlled to move along the fence of the work platform to clean the bottom plate, dust and impurities swept out are uniformly discharged along the waste discharge groove, and therefore, sand, leaves and other sundries are avoided to affect the work of the workers on the work platform, so that the work platform is safer.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of aerial work platforms, and particularly relates to a high-altitude work safety platform for a wind power tower. BACKGROUND

[0002] Wind energy is a new green energy converted from solar energy, and has the characteristics of environmental protection and renewable. Under the social background of advocating low-carbon life all over the world, how to develop and utilize wind energy is the most important. At present, the biggest application of wind energy is to drive a wind turbine generator to generate electricity. As a clean alternative energy to existing thermal power and hydropower, according to a statistical data about China's wind power released by the Renewable Energy Professional Committee of China Resource Utilization Association, by the end of 2010, the cumulative installed capacity of wind turbine generators in China reached 41.87 million kilowatts, becoming the first in the world. In the Twelfth Five-Year Plan issued in China, the development of new energy represented by wind energy also occupies an important proportion.

[0003] The aerial work platform is a device frequently used in the installation and maintenance process of wind power equipment. Workers install and maintain the wind power equipment through the work platform, which is not only low in risk coefficient, but also is beneficial to the work of workers. The existing work platform for wind power equipment is usually set on the support column of the wind power equipment all the year round due to the inconvenience of disassembly and assembly. Since the environment where the wind power equipment is located is rich in wind resources, the work platform is exposed to the external environment, and a large amount of sand, leaves and other sundries will be accumulated day after day, which affects the work of workers on the work platform, increases the risk coefficient, and increases the burden of the support column of the wind power equipment. SUMMARY

[0004] The present application aims at solving the problems in the prior art that the work platform accumulates a large amount of sand, leaves and other sundries, which affects the work of workers on the work platform, increases the risk coefficient, and increases the burden of the support column of the wind power equipment, and proposes a high-altitude work safety platform for a wind power tower.

[0005] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme:

[0006] The present application discloses a high-altitude work safety platform for a wind power tower, which comprises a wind power equipment body, the wind power equipment body comprises a support column, a power generation part and a fan blade, a work platform is fixedly arranged on the support column, an outlet matched with the work platform is arranged on the support column, the work platform comprises a bottom plate and a fence, a cleaning brush for cleaning the bottom plate is arranged on the work platform, a driving mechanism for driving the cleaning brush to move is arranged on the fence, a waste discharge groove is arranged on the bottom plate, there is a height difference between the outlet and the bottom plate, and a ladder assembly for workers to walk is arranged on the outlet and matched with the bottom plate.

[0007] Further, the driving mechanism comprises a guide structure fixedly arranged on the fence, a moving frame is arranged on the guide structure, and the cleaning brush is detachably connected with the moving frame through a connecting structure.

[0008] Further, the guide structure comprises a mounting plate, a T-shaped guide rail is fixedly arranged on the mounting plate, the moving frame is slidably connected with the guide rail, a motor is fixedly arranged on the moving frame, a gear is fixedly arranged on an output shaft of the motor, and a gear groove is arranged on the guide rail and is in meshing connection with the gear.

[0009] Further, the connecting structure comprises a first mounting frame, the first mounting frame is provided with a slot, a plug plate corresponding to the slot is fixedly arranged on the cleaning brush, a limiting groove is formed in the plug plate, and a limiting piece corresponding to the limiting groove is slidably arranged in the first mounting frame.

[0010] Further, a spring is arranged between the limiting piece and the first mounting frame, an extension rod is fixedly arranged on one side of the limiting piece, and a pushing part penetrating through the first mounting frame is fixedly arranged on the extension rod.

[0011] Further, the ladder assembly comprises a second mounting frame and two mounting rod groups, and a plurality of steps are arranged between the two mounting rod groups.

[0012] Further, the mounting rod group comprises two connecting rods rotatably connected with the second mounting frame, and the two sides of the step are rotatably connected with the two connecting rods.

[0013] Further, the two sides of the step are fixedly provided with connecting plates, two rotating shafts are arranged on each of the connecting plates, and the two rotating shafts are rotatably connected with the two connecting rods, respectively.

[0014] Further, an extension plate matched with the connecting rod is fixedly arranged on the second mounting frame, and a folding structure is arranged between the second mounting frame and the mounting rod group.

[0015] Further, the folding structure comprises a hydraulic rod rotatably connected with the second mounting frame, a connecting shaft is fixedly arranged on the mounting rod group, an output shaft of the hydraulic rod is rotatably connected with the connecting shaft, and a limiting part matched with the connecting shaft is fixedly arranged on the second mounting frame.

[0016] The high-altitude operation safety platform for the wind power tower has the beneficial effects that:

[0017] In the application, the cleaning brush is arranged to cooperate with the driving mechanism, the cleaning brush is controlled to move along the fence of the operation platform to clean the bottom plate regularly, and the swept dust and impurities are discharged along the waste discharge groove, so that the sand, stones and leaves and other impurities do not affect the work of the workers on the operation platform, and the operation platform is safer.

[0018] Secondly, in the application, the height difference exists between the outlet of the support column and the bottom plate of the operation platform, the dust and impurities are prevented from being swept into the support column by the cleaning brush, the ladder assembly is arranged to facilitate the operator to enter the operation platform from the outlet, and the ladder assembly is a foldable structure, which is folded into the outlet when not in use, so as to avoid hindering the movement of the cleaning brush. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 A structural schematic view of a high-altitude operation safety platform for a wind power generation tower is provided in the application;

[0020] Figure 2 A structural schematic view of the operation platform is provided in the application;

[0021] Figure 3 A structural schematic view of the fence is provided in the application;

[0022] Figure 4 An enlarged structural schematic view of the A area is provided in the application;

[0023] Figure 5 An enlarged structural schematic view of the B area is provided in the application;

[0024] Figure 6 A structural schematic view of the cleaning brush is provided in the application;

[0025] Figure 7 A structural schematic view of the limiting piece is provided in the application

[0026] Figure 8 A structural schematic view of the outlet is provided in the application;

[0027] Figure 9 A structural schematic view of the pedal is provided in the application.

[0028] In the diagram: 1. Wind turbine body; 11. Support column; 12. Generator unit; 13. Fan blade; 2. Working platform; 21. Base plate; 211. Waste discharge trough; 22. Fence; 3. Exit; 4. Cleaning brush; 41. Insert plate; 5. Drive mechanism; 51. Guide structure; 511. Mounting plate; 512. Guide rail; 52. Moving frame; 53. Connecting structure; 531. First mounting frame; 532. Limiting component; 533. Spring; 534. Extension rod; 535. Actuating part; 54. Motor; 55. Gear; 6. Ladder assembly; 61. Second mounting frame; 62. Mounting rod assembly; 621. Connecting rod; 63. Step; 631. Connecting plate; 632. Rotating shaft; 64. Extension plate; 65. Folding structure; 651. Hydraulic rod; 652. Limiting part. Detailed Implementation

[0029] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments.

[0030] Reference Figures 1-9 A safety platform for high-altitude operations on wind power towers includes a wind turbine body 1. The wind turbine body 1 includes a support column 11 with an internal climbing ladder, a generator part 12, and fan blades 13. A working platform 2 is fixedly mounted on the support column 11. An exit 3 that cooperates with the working platform 2 is opened on the support column 11. The working platform 2 includes a base plate 21 and a railing 22. A cleaning brush 4 for cleaning the base plate 21 is provided on the working platform 2. A drive mechanism 5 for moving the cleaning brush 4 is provided on the railing 22. A waste discharge trough 211 is opened on the base plate 21. There is a height difference between the exit 3 and the base plate 21. A ladder assembly 6 for workers to walk on is provided on the exit 3 and cooperates with the base plate 21. In some embodiments, a protective door is provided on the exit 3. When the protective door is open, it is located on the working platform 2.

[0031] In this invention, the cleaning brush 4 works in conjunction with the drive mechanism 5 to periodically control the movement of the cleaning brush 4 along the fence 22 of the work platform 2 to clean the bottom plate 21, and discharge the swept dust and impurities along the waste discharge trough 211, thereby avoiding sand, gravel, leaves and other debris from affecting the workers' work on the work platform 2, making the work platform 2 safer. There is a height difference between the outlet 3 of the support column 11 and the bottom plate 21 of the work platform 2 to prevent the cleaning brush 4 from sweeping dust and debris into the support column 11 and causing the support column 11 to be blocked. The ladder assembly 6 is set to facilitate the operator to enter the work platform 2 from the outlet. At the same time, the ladder assembly 6 is a foldable structure, which can be folded into the outlet 3 when not in use to avoid obstructing the movement of the cleaning brush 4.

[0032] Further, in the embodiment, the driving mechanism 5 comprises a guide structure 51 fixedly arranged on the fence 22, the guide structure 51 is provided with a moving frame 52, the moving frame 52 is detachably connected with the cleaning brush 4 through a connecting structure 53, the moving frame 52 drives the cleaning brush 4 to move along the guide structure 51, the moving track is a circular track with the support column 11 as the center, and the cleaning brush 4 can be taken off for replacement after long-term use and aging.

[0033] In the embodiment, the guide structure 51 comprises a mounting plate 511, the mounting plate 511 is fixedly provided with a guide rail 512 with a T-shaped cross section, the guide rail 512 is an annular structure, the moving frame 52 is slidably connected with the guide rail 512, the moving frame 52 is fixedly provided with a motor 54, an output shaft of the motor 54 is fixedly provided with a gear 55, the guide rail 512 is provided with a gear groove in meshing connection with the gear 55, the gear 55 is driven to rotate by the motor 54, and since the gear 55 is in meshing connection with the gear groove on the guide rail 512, the moving frame 52 and the cleaning brush 4 are driven to move along the guide rail 512, in some embodiments, support rings are arranged on the fence 22 and the support column 11, and the support rings are matched with the moving frame 52.

[0034] Further, in the embodiment, the connecting structure 53 comprises a first mounting frame 531, the first mounting frame 531 is provided with a slot, the cleaning brush 4 is fixedly provided with a plug plate 41 corresponding to the slot, the plug plate 41 is provided with a limiting groove, the first mounting frame 531 is slidably provided with a limiting piece 532 corresponding to the limiting groove, and the plug plate 41 is fixed by the limiting piece 532, so that the cleaning brush 4 is tightly connected with the first mounting frame 531.

[0035] In the embodiment, a spring 533 is arranged between the limiting piece 532 and the first mounting frame 531, one side of the limiting piece 532 is fixedly provided with an extension rod 534, the extension rod 534 is fixedly provided with a pushing part 535 penetrating through the first mounting frame 531, the extension rod 534 and the limiting piece 532 are driven to move by moving the pushing part 535, the limiting piece 532 is separated from the limiting groove on the plug plate 41, at this time, the cleaning brush 4 can be taken off for replacement, and the limiting piece 532 is supported by the spring 533.

[0036] It should be noted that, in the embodiment, the ladder assembly 6 comprises a second mounting frame 61 and two mounting rod groups 62, a plurality of steps 63 are arranged between the two mounting rod groups 62, the heights of the plurality of steps 63 gradually decrease from the outlet 3, and a ladder structure is formed.

[0037] In the embodiment, the mounting rod group 62 comprises two connecting rods 621 rotatably connected with the second mounting frame 61, and the two sides of the step 63 are rotatably connected with the two connecting rods 621, so that the positions of the connecting rods 621 and the step 63 can be adjusted and changed.

[0038] Further, in the embodiment, the two sides of the pedal 63 are fixedly provided with connecting plates 631, two rotating shafts 632 are arranged on each of the connecting plates 631, and the two rotating shafts 632 are rotationally connected with two connecting rods 621, respectively. The connecting rod 621, the pedal 63 and the second mounting frame 61 form a four-bar linkage mechanism.

[0039] In the embodiment, the second mounting frame 61 is fixedly provided with an extension plate 64 matched with the connecting rod 621, and a folding structure 65 is arranged between the second mounting frame 61 and the mounting rod set 62. The mounting rod set 62 is driven to move by the folding structure 65, so as to change the position of the mounting rod set 62 and the pedal 63.

[0040] In more detail, in the embodiment, the folding structure 65 includes a hydraulic rod 651 rotationally connected with the second mounting frame 61. A connecting shaft is fixedly arranged on the mounting rod set 62. An output shaft of the hydraulic rod 651 is rotationally connected with the connecting shaft. A limiting portion 652 matched with the connecting shaft is fixedly arranged on the second mounting frame 61. The mounting rod set 62 is driven to move by the hydraulic rod 651, so as to be rotationally adjusted in angle along the extension plate 64.

[0041] Working mode; when working, the gear 55 is driven to rotate by the motor 54. Since the gear 55 is engaged with the tooth groove on the guide rail 512, the moving frame 52 and the cleaning brush 4 are driven to move along the guide rail 512 to clean the bottom plate 21, and the dust and impurities swept out are uniformly discharged along the waste discharge groove 211, so as to avoid the accumulation of sand, leaves and other impurities. When overhauling, the mounting rod set 62 is driven to move by the hydraulic rod 651. At this time, the connecting rod 621 is rotationally adjusted in angle along the extension plate 64. The ladder assembly 6 is unfolded, so that the lower end thereof is in contact with the bottom plate 21. At this time, the connecting shaft is in abutment with the limiting portion 652, so that the ladder assembly 6 is more firmly supported. The mounting rod set 62 is driven to move by the hydraulic rod 651. At this time, the connecting rod 621 is rotationally adjusted in angle along the extension plate 64. The ladder assembly 6 is retracted into the outlet 3.

[0042] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A safety platform for high-altitude operations on wind power towers, comprising a wind power equipment body (1), the wind power equipment body (1) including a support column (11), a power generation unit (12), and fan blades (13), wherein a working platform (2) is fixedly mounted on the support column (11), characterized in that, The support column (11) has an outlet (3) that cooperates with the working platform (2). The working platform (2) includes a base plate (21) and a railing (22). The working platform (2) is equipped with a cleaning brush (4) for cleaning the base plate (21). The railing (22) is equipped with a drive mechanism (5) for moving the cleaning brush (4). The base plate (21) has a waste discharge trough (211). There is a height difference between the outlet (3) and the base plate (21). The outlet (3) is equipped with a ladder assembly (6) for workers to walk on, which cooperates with the base plate (21). The drive mechanism (5) includes a guide structure (51) fixedly mounted on the fence (22), and a movable frame (52) is provided on the guide structure (51). The movable frame (52) and the cleaning brush (4) are detachably connected through a connection structure (53). The guide structure (51) includes a mounting plate (511), on which a T-shaped guide rail (512) is fixedly mounted. The moving frame (52) is slidably connected to the guide rail (512). A motor (54) is fixedly mounted on the moving frame (52). A gear (55) is fixedly mounted on the output shaft of the motor (54). The guide rail (512) is provided with a toothed groove that meshes with the gear (55). The connection structure (53) includes a first mounting frame (531), which has a slot. The cleaning brush (4) is fixedly provided with a plate (41) corresponding to the slot. A limiting groove is provided on the plate (41). A limiting member (532) corresponding to the limiting groove is slidably provided in the first mounting frame (531). A spring (533) is provided between the limiting member (532) and the first mounting frame (531). An extension rod (534) is fixedly provided on one side of the limiting member (532). A toggle part (535) that passes through the first mounting frame (531) is fixedly provided on the extension rod (534).

2. The high-altitude work safety platform for wind power towers according to claim 1, characterized in that: The ladder assembly (6) includes a second mounting frame (61) and two mounting rod groups (62), with a plurality of pedals (63) disposed between the two mounting rod groups (62).

3. A safety platform for high-altitude operations on wind power towers according to claim 2, characterized in that: The mounting rod assembly (62) includes two connecting rods (621) rotatably connected to the second mounting frame (61), and both sides of the pedal (63) are rotatably connected to the two connecting rods (621).

4. A safety platform for high-altitude operations on wind power towers according to claim 3, characterized in that: A connecting plate (631) is fixedly provided on both sides of the pedal (63), and two rotating shafts (632) are provided on each connecting plate (631). The two rotating shafts (632) are rotatably connected to the two connecting rods (621) respectively.

5. A safety platform for high-altitude operations on wind power towers according to claim 3, characterized in that: An extension plate (64) that cooperates with the connecting rod (621) is fixedly provided on the second mounting frame (61), and a folding structure (65) is provided between the second mounting frame (61) and the mounting rod group (62).

6. A safety platform for high-altitude operations on wind power towers according to claim 5, characterized in that: The folding structure (65) includes a hydraulic rod (651) rotatably connected to the second mounting frame (61), a connecting shaft is fixedly provided on the mounting rod group (62), the output shaft of the hydraulic rod (651) is rotatably connected to the connecting shaft, and a limiting part (652) cooperating with the connecting shaft is fixedly provided on the second mounting frame (61).

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