A movable wind turbine blade cutting device

Abstract

The utility model relates to the technical field of wind power generation equipment, specifically a movable wind turbine blade cutting device. A movable wind turbine blade cutting device comprises a support column, the lower end of the support column is connected to a plug-in assembly, one side of the support column is sequentially connected to a first adjustment assembly, a second adjustment assembly, and a drive mechanism from top to bottom, the other side of the support column is connected to a third adjustment assembly, and the first adjustment assembly, the second adjustment assembly, the drive mechanism, and the third adjustment assembly are connected by a rope chain transmission. This movable wind turbine blade cutting device only needs a forklift to drive the entire cutting device to move in a wild wind farm, and the dismantled and scrapped wind turbine blades can be cut on-site in the wind farm without moving the blades, which saves time and effort, is highly efficient, and has strong practicality.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power generation equipment, in particular to a movable wind power blade cutting device. Background Art

[0002] The design life of wind turbine blades is usually 20 to 25 years. This means that since 2000, China has been promoting the development of wind power on a large scale. By around 2025, the wind turbine blades installed earlier will gradually enter the retirement period. Due to their large size, the scrapped and dismantled wind turbine blades need to be decomposed before recycling. However, due to the large size of the blades, it is not convenient to transport them to the waste treatment plant for decomposition. They can only be cut into small pieces on the spot at the wind farm and then transported to the waste treatment plant for recycling. Therefore, cutting equipment is needed to cut the wind turbine blades.

[0003] Through searching, a retired wind turbine blade track cutting device with the public announcement number CN220717905U is found, which includes a base, a horizontal slide and a cutter. A roller is provided under the horizontal slide, which slides left and right along the track on the base. A threaded rod and a nut seat are provided under the horizontal slide, and the motor increases the power. At the same time, the cutter is located at the tail end of the base and is located at the bottom of the moving steering component above the support frame. The moving steering component consists of a forward and backward moving mechanism and a universal rotating mechanism, which respectively control the forward and backward movement and 360° rotation of the cutter.

[0004] However, the above-mentioned retired wind turbine blade track cutting device with announcement number CN220717905U can only be fixed at one location for cutting, and cannot be moved to the scrapped blades in the wind farm for cutting, so the field cutting operation is very limited. Therefore, it is particularly important to design a movable wind turbine blade cutting device to solve the above problem. Utility Model Content

[0005] In response to the existing problems, the utility model provides a movable wind turbine blade cutting device to solve the problem that a retired wind turbine blade track-type cutting device with announcement number CN220717905U mentioned in the background technology can only be fixed at one location for cutting, and the device cannot be moved to the scrapped blades in the wind farm for cutting, which greatly limits field cutting operations.

[0006] In order to solve the existing problems, the utility model provides a movable wind turbine blade cutting device, including a support column, a plug-in assembly is connected to the lower end of the support column, one side of the support column is connected to the first adjusting assembly, the second adjusting assembly, and the driving mechanism in sequence from top to bottom, and the other side of the support column is connected to the third adjusting assembly, and the first adjusting assembly, the second adjusting assembly, the driving mechanism, and the third adjusting assembly are connected by a rope chain transmission; the plug-in assembly includes a support block connected to the bottom end of the support column, the side surface of the support block is horizontally symmetrically provided with two plug-in through holes, which are connected to two screw rods, and the support block is provided with two bolt holes perpendicular to the plug-in through holes, the bolt holes are located above the plug-in through holes and are connected to the plug-in through holes, the bolt holes are provided with internal threads, the bolt holes are connected with fastening bolts adapted thereto and the fastening bolts are provided with external threads, and the top end of the fastening bolts is fixedly connected with a sleeve.

[0007] Further, the first adjustment component includes a fixing ear 1 connected to the side of the support column, the fixing ear 1 is connected to the rear end of the fixing rod of the oil cylinder 3 through a pin, the front end of the fixing rod is slidably connected to the telescopic rod, the end of the telescopic rod is rotatably connected to sprocket 1, one end of the pin rotates sprocket 2, the lower surface of the fixing rod is fixedly connected to the fixing ear 2, both sides of the fixing ear 2 are symmetrically connected to the upper end of the oil cylinder 1 through pins, and the lower end of the oil cylinder 1 is hinged to the side of the support column.

[0008] Furthermore, the second adjustment component includes a fixing ear three connected to the side of the connecting column, the fixing ear three is connected to the rear end of the adjusting rod two through a pin, the front end of the adjusting rod two is rotatably connected to a sprocket three, the upper surface of the adjusting rod two is rotatably connected to a support wheel, the bottom end of the oil cylinder two is located on one side of the support wheel and is hinged on the upper surface of the adjusting rod two, and the top end of the oil cylinder two is hinged to the side of the support block.

[0009] Furthermore, the driving mechanism includes a driving motor connected to the side of the support column, the end of the output shaft of the driving motor is connected to a driving wheel, two supporting arms are symmetrically arranged on the surface of the driving motor, and the ends of the supporting arms are rotatably connected to two auxiliary wheels.

[0010] Furthermore, the third adjustment component includes a guide cylinder whose bottom end is connected to the other side of the support column, a spring is installed in the guide cylinder, the other end of the guide cylinder is slidably connected to a guide rod of a compressible spring, and the end of the guide rod is rotatably connected to a sprocket four.

[0011] Furthermore, the bottom ends of the oil cylinder one and the oil cylinder two are hinged on the same side of the support column, and the bottom end of the oil cylinder one is above the bottom end of the oil cylinder two, and the fixing ear three is located below the bottom end of the oil cylinder two.

[0012] Furthermore, the sprocket 1, sprocket 2, sprocket 3, support wheel, drive wheel, auxiliary wheel and sprocket 4 are connected by rope chain transmission. Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a plug-in assembly, and the side of the support block of the plug-in assembly is provided with two plug-in through holes symmetrically in the horizontal direction, and the support block is provided with two bolt holes perpendicular to the plug-in through holes, the bolt holes are located above the plug-in through holes and are connected with the plug-in through holes, and the bolt holes are provided with internal threads, and the bolt holes are connected with fastening bolts adapted thereto, and the fastening bolts are provided with external threads, and the top of the fastening bolts is fixedly connected with a sleeve, and a hydraulic oil pump is installed on the upper surface of the support block. When in use, the fork in front of the forklift is inserted into the plug-in through hole, and then the sleeve at the top of the fastening bolt is rotated to make the fastening bolt descend in the bolt hole, and the bottom end of the fastening bolt presses the fork, so that the entire cutting device is fixed on the forklift fork, and the forklift can drive the entire cutting device to move in the outdoor wind farm, and the dismantled scrapped wind turbine blades can be cut on the spot in the wind farm.

[0014] 2. The utility model sets a first adjusting component, a second adjusting component, and a third adjusting component. When cutting, the three adjusting components cooperate with each other to drive the rope chain to move downward, so that the scrapped wind turbine blades placed on the ground can be directly cut into sections. It only needs to move the forklift to drive the cutting device to move, and there is no need to move the blades, which saves time and effort, is highly efficient, and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the first adjustment component of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the second adjustment component of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the drive assembly of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the third adjustment component of the utility model;

[0020] Figure 6 For this utility model Figure 5 Schematic diagram of the guide cylinder cutaway.

[0021] In the figure: 1, support column; 2, plug assembly; 201, support block; 202, plug through hole; 203, screw rod; 204, bolt hole; 205, fastening bolt; 206, sleeve; 207, oil pump; 3, first adjustment assembly; 301, fixing ear 1; 302, latch; 303, adjustment rod; 30301, fixing rod; 3032, telescopic rod; 304, sprocket 1; 305, sprocket 2; 306, fixing ear 2; 307, oil cylinder 1; 4, second adjustment assembly; 401, fixing ear 3; 402, adjustment rod 2; 403, sprocket 3; 404, support wheel; 405, oil cylinder 2; 5, driving mechanism; 501, driving motor; 502, driving wheel; 503, support arm; 504, auxiliary wheel; 6, third adjustment assembly; 601, guide cylinder; 602, spring; 603, guide rod; 604, sprocket 4; 7, rope chain; DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-6 A movable wind turbine blade cutting device comprises a support column 1, a plug-in assembly 2 is connected to the lower end of the support column 1, a first adjustment assembly 3, a second adjustment assembly 4, and a driving mechanism 5 are sequentially connected to one side of the support column 1 from top to bottom, and a third adjustment assembly 6 is connected to the other side of the support column 1, and the first adjustment assembly 3, the second adjustment assembly 4, the driving mechanism 5, and the third adjustment assembly 6 are connected through a rope chain 7; the plug-in assembly 2 comprises a support block 201 connected to the bottom end of the support column 1, and the support block 20 1 has two plug-in through holes 202 symmetrically arranged on its side, and two screw rods 203 are connected thereto; two bolt holes 204 are arranged on the support block 201 perpendicular to the plug-in through holes 202; the bolt holes 204 are located above the plug-in through holes 202 and communicated with the plug-in through holes 202; internal threads are arranged in the bolt holes 204; fastening bolts 205 adapted thereto are connected in the bolt holes 204 and external threads are arranged on the fastening bolts 205; and a sleeve 206 is fixedly connected to the top of the fastening bolts 205.

[0024] Among them, the first adjustment component 3 includes a fixing ear 301 connected to the side of the support column 1, the fixing ear 301 is connected to the rear end of the fixing rod 3031 of the cylinder 303 through a pin 302, the front end of the fixing rod 3031 is slidably connected to the telescopic rod 3032, the end of the telescopic rod 3032 is rotatably connected to the sprocket 1 304, one end of the pin 302 rotates the sprocket 2 305, the lower surface of the fixing rod 3031 is fixedly connected to the fixing ear 2 306, the two sides of the fixing ear 2 306 are symmetrically connected to the upper end of the cylinder 1 307 through pins, and the lower end of the cylinder 1 307 is hinged to the side of the support column 1.

[0025] Among them, the second adjustment component 4 includes a fixing ear three 401 connected to the side of the connecting column 1, the fixing ear three 401 is connected to the rear end of the adjusting rod two 402 through a pin, the front end of the adjusting rod two 402 is rotatably connected to a sprocket three 403, the upper surface of the adjusting rod two 402 is rotatably connected to a support wheel 404, the bottom end of a cylinder two 405 is located on one side of the support wheel 404 and is hinged on the upper surface of the adjusting rod two 402, and the top end of the cylinder two 405 is hinged to the side of the support block 1.

[0026] Among them, the driving mechanism 5 includes a driving motor 501 connected to the side of the support column 1, the output shaft end of the driving motor 501 is connected to a driving wheel 502, and two supporting arms 503 are symmetrically arranged on the surface of the driving motor 501, and the ends of the supporting arms 503 are rotatably connected to two auxiliary wheels 504.

[0027] Among them, the third adjustment component 6 includes a guide cylinder 601 whose bottom end is connected to the other side of the support column 1, a spring 602 is installed in the guide cylinder 601, and the other end of the guide cylinder 601 is slidably connected to a guide rod 603 with a compressible spring 602, and the end of the guide rod 603 is rotatably connected to a sprocket four 604.

[0028] Among them, the bottom ends of the cylinder 1 307 and the cylinder 2 405 are hinged on the same side of the support column 1, and the bottom end of the cylinder 1 307 is above the bottom end of the cylinder 2 405, and the fixing ear 3 401 is located below the bottom end of the cylinder 2 405.

[0029] Among them, the sprocket one 304, sprocket two 305, sprocket three 403, support wheel 404, drive wheel 502, auxiliary wheel 504, and sprocket four 604 are connected through a rope chain 7.

[0030] Before use, first insert the fork at the front end of the forklift into the plug-in through hole 202, then insert the rod-shaped metal into the sleeve 206 and twist the sleeve 206. The sleeve 206 rotates to drive the fastening bolt 205 connected thereto to move downward in the bolt hole 204 until the lower end of the fastening bolt 205 presses the fork in the plug-in through hole 202, then connect the hydraulic oil pipes of the oil cylinder 1 307 and the oil cylinder 2 405 to the hydraulic pump of the forklift, then start the forklift with the cutting device in the outdoor wind farm to move to the side of the scrapped wind turbine blade that needs to be cut, so that the forklift is parallel to the wind turbine blade. At this time, the entire cutting device is located on the upper side of the blade under the lifting of the fork, and then start the driving motor 501 of the driving mechanism 5 to rotate, and the driving motor 501 rotates to drive the driving wheel 502 to rotate, and the driving wheel 502 rotates through the rope chain 7 connected thereto to transmit the auxiliary wheel 504, the support wheel 404, the sprocket three 403, the sprocket one 304, Sprocket 2 305 and support wheel 604 rotate, thereby controlling the contraction rod of cylinder 1 307 to contract, thereby driving cylinder 3 303 hinged on the upper end of the cylinder to rotate downward along the latch 302. At the same time, cylinder 2 405 extends, pushing adjusting rod 2 402 to rotate downward along fixed ear 3 401. At this time, adjusting rod 2 402 and cylinder 3 303 descend synchronously. At this time, the rotating rope chain 7 will contact the upper surface of the wind turbine blade and start to saw the blade. As cylinder 1 307 continues to contract and pull down cylinder 3 303, cylinder 2 405 continues to extend and pushes adjusting rod 2 and cylinder 3 303 downward to extend and extend. In this process, sprocket 1 304 will pull rope chain 7 as telescopic rod 3032 extends, rope chain 7 will pull sprocket 4 604, sprocket 4 604 will push guide rod 603 to compress spring 602 in guide cylinder 601, adjust rope chain 7 in real time, and finally rope chain 7 will cut off the blade from top to bottom.

[0031] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A movable wind turbine blade cutting device, comprising a support column (1), characterized in that: The lower end of the support column (1) is connected to a plug-in assembly (2); one side of the support column (1) is connected to a first adjustment assembly (3), a second adjustment assembly (4), and a driving mechanism (5) in sequence from top to bottom; the other side of the support column (1) is connected to a third adjustment assembly (6); the first adjustment assembly (3), the second adjustment assembly (4), the driving mechanism (5), and the third adjustment assembly (6) are connected by a rope chain (7); The plug-in assembly (2) comprises a support block (201) connected to the bottom end of the support column (1); two plug-in through holes (202) are horizontally symmetrically provided on the side of the support block (201), and two screw rods (203) are connected; two bolt holes (204) are provided on the support block (201) perpendicular to the plug-in through holes (202); the bolt holes (204) are located above the plug-in through holes (202) and are connected to the plug-in through holes (202); an internal thread is provided in the bolt hole (204); a fastening bolt (205) adapted thereto is connected in the bolt hole (204) and an external thread is provided on the fastening bolt (205); and a sleeve (206) is fixedly connected to the top end of the fastening bolt (205).

2. The movable wind turbine blade cutting device according to claim 1, characterized in that: The first adjustment component (3) comprises a fixing ear (301) connected to the side of the support column (1); the fixing ear (301) is connected to the rear end of a fixing rod (3031) of a cylinder (303) via a latch (302); the front end of the fixing rod (3031) is slidably connected to a telescopic rod (3032); the end of the telescopic rod (3032) is rotatably connected to a sprocket wheel (304); one end of the latch (302) rotates a sprocket wheel (305); the lower surface of the fixing rod (3031) is fixedly connected to a fixing ear (306); the two sides of the fixing ear (306) are symmetrically connected to the upper end of a cylinder (307) via latches; the lower end of the cylinder (307) is hinged to the side of the support column (1).

3. The movable wind turbine blade cutting device according to claim 2, characterized in that: The second adjustment component (4) comprises a fixing ear three (401) connected to the side of the support column (1); the fixing ear three (401) is connected to the rear end of the adjusting rod two (402) via a latch; the front end of the adjusting rod two (402) is rotatably connected to a sprocket three (403); the upper surface of the adjusting rod two (402) is rotatably connected to a support wheel (404); the bottom end of a second oil cylinder (405) is hingedly connected to the upper surface of the adjusting rod two (402) and located on one side of the support wheel (404); the top end of the second oil cylinder (405) is hingedly connected to the side of the support column (1).

4. The movable wind turbine blade cutting device according to claim 3 is characterized in that: The driving mechanism (5) comprises a driving motor (501) connected to a side surface of a supporting column (1); the end of an output shaft of the driving motor (501) is connected to a driving wheel (502); two supporting arms (503) are symmetrically arranged on the surface of the driving motor (501); the ends of the supporting arms (503) are rotatably connected to two auxiliary wheels (504).

5. The movable wind turbine blade cutting device according to claim 4, characterized in that: The third adjustment assembly (6) comprises a guide cylinder (601) whose bottom end is connected to the other side of the support column (1), a spring (602) is installed in the guide cylinder (601), the other end of the guide cylinder (601) is slidably connected to a guide rod (603) that compresses the spring (602), and the end of the guide rod (603) is rotatably connected to a sprocket four (604).

6. The movable wind turbine blade cutting device according to claim 5, characterized in that: The bottom ends of the oil cylinder one (307) and the oil cylinder two (405) are both hinged on the same side of the support column (1), and the bottom end of the oil cylinder one (307) is above the bottom end of the oil cylinder two (405), and the fixing ear three (401) is located below the bottom end of the oil cylinder two (405).

7. The movable wind turbine blade cutting device according to claim 6, characterized in that: The sprocket wheel one (304), the sprocket wheel two (305), the sprocket wheel three (403), the supporting wheel (404), the driving wheel (502), the auxiliary wheel (504), and the sprocket wheel four (604) are connected by a rope chain (7).

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