High-toughness fan blade subassembly locking sleeve for wind power generation and casting method thereof

Abstract

The invention discloses a high-toughness fan blade subassembly locking sleeve for wind power generation and a casting method of the high-toughness fan blade subassembly locking sleeve, and relates to the technical field of fan blade subassembly locking sleeves, the high-toughness fan blade subassembly locking sleeve comprises a locking sleeve shell, a plurality of pairing blocks and partition plates, the pairing blocks are installed at the front end of the outer wall of the locking sleeve shell, and the partition plates are installed on the inner wall of the locking sleeve shell; the inner wall of the locking sleeve shell is provided with a connection area and a detection area through a partition plate. The data acquisition module is used for acquiring temperature and humidity data in a connection area, position data of fan blades in a locked state and vibration data of the fan blades in real time, the data processor module is used for monitoring the operation state of the wind power generation equipment in real time, potential faults or abnormal conditions are judged, feedback is performed through the alarm sending module, and the alarm sending module is used for sending alarm information to the wind power generation equipment. Therefore, the occurrence probability of accidents is reduced, and the overall operation safety is improved.

Description

Technical Field

[0001] The invention relates to the technical field of a locking sleeve for a wind blade, and in particular to a locking sleeve for a wind blade for wind power generation with high toughness and a casting method thereof. Background Art

[0002] Blade-mounted locking sleeves are widely used in various types of wind turbines and are important components to ensure the stable operation and safety of wind power generation equipment. With the continuous development and innovation of wind power generation technology, blade-mounted locking sleeves are also constantly being improved and perfected to adapt to the operating requirements under higher wind speeds and more complex environments. With the continuous expansion of the wind power generation industry and the continuous advancement of technology, the market demand for blade-mounted locking sleeves will further increase, and their technical level and application scope will continue to expand.

[0003] The existing fan blade locking sleeve has the following defects: 1. Patent document JP5941174B1 discloses a wind turbine generator set, but the above document cannot judge the potential failures or abnormal conditions during the use of the wind turbine generator set based on the data obtained from the facts, and there is a technical problem of low operating safety; 2. Patent document JP2004278374A discloses a rolling compressor, but the above document lacks a structure for adjusting the air intake and exhaust, and cannot accurately adjust the temperature and humidity in the locking sleeve; 3. Patent document JP2001099098A discloses a fan device, a fan device and a fan device, but the steps of locking and unlocking the fan blade assembly in the above document are complicated, and it is impossible to quickly lock and unlock the fan blade assembly during maintenance; 4. Patent document CN218934628U discloses a wind turbine blade-mounted locking sleeve. However, the above document lacks a structure that can prevent impurities such as moisture or dust from entering, and cannot protect the technical problem of the internal mechanical structure of the locking sleeve. Summary of the invention

[0004] The object of the present invention is to provide a high-toughness wind blade locking sleeve for wind power generation and a casting method thereof, so as to solve the technical problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a high-toughness wind blade locking sleeve for wind power generation, comprising a locking sleeve shell, a matching block and a partition, a plurality of matching blocks are installed at the front end of the outer wall of the locking sleeve shell, a partition is installed on the inner wall of the locking sleeve shell, and a connection area and a detection area are opened on the inner wall of the locking sleeve shell through the partition; A detection platform is installed on the inner wall of the detection area, and the detection platform includes a data acquisition module, and the data acquisition module is used to collect and obtain temperature and humidity data in the connection area, position data of the fan blade in a locked state, and vibration data of the fan blade. The data acquisition module sends the collected data to a data processor module, and the data processor module is electrically connected to a PLC controller module and an alarm sending module respectively, and the PLC controller module is electrically connected to an actuator; The actuator includes a temperature and humidity adjustment component and a locking component. The temperature and humidity adjustment component is used to adjust the temperature and humidity in the connection area, and the locking component is used to adjust the connection between the locking sleeve and the fan blade assembly.

[0006] Preferably, the temperature and humidity adjustment component includes an air inlet pipe and an exhaust pipe, and one end of the air inlet pipe and the exhaust pipe are both installed through one side of the partition, and the other ends of the air inlet pipe and the exhaust pipe are both installed through the tail end of the outer wall of the locking sleeve shell, the other ends of the inner walls of the air inlet pipe and the exhaust pipe are installed with dustproof and waterproof filters, one end of the inner walls of the air inlet pipe and the exhaust pipe are installed with solenoid valves, an air intake fan is installed in the middle of the inner wall of the air inlet pipe, and an exhaust fan is installed in the middle of the inner wall of the exhaust pipe.

[0007] Preferably, a plurality of threaded holes are formed at one end of the matching block, a sealing rubber ring is installed at one end of the matching block, a plurality of through holes are formed at one end of the sealing rubber ring, and one end of the through hole is formed at the other end of the threaded hole.

[0008] Preferably, the locking assembly includes a plurality of locking grooves, and the locking grooves are installed on the inner wall of the connecting area, and one end of the locking groove is opened at one end of the matching block, a locking block is installed in the middle of the inner bottom wall of the locking groove, a movable groove is opened on the inner wall of the locking block, a first electric push rod is embedded and installed at one end of the movable groove, a limiting rod is installed on the other end of the movable groove, a moving block is installed on one end of the first electric push rod, and the outer wall of the moving block is movably connected to the inner wall of the movable groove, a limiting groove is opened at one end of the moving block, and the inner wall of the limiting groove is movably connected to the outer wall of the limiting rod, and a plurality of air holes are opened on the outer side of the inner bottom wall of the locking groove.

[0009] Preferably, the inner wall of the movable groove is provided with a plurality of first limiting grooves, and the other end of the first limiting groove is provided on the outer wall of the locking block, the inner wall of the first limiting groove is installed with a first limiting block, and one end of the first limiting block is movably connected to the outer wall of the movable block, the inner wall of the first limiting groove is provided with a group of second limiting grooves, the inner wall of the second limiting groove is installed with a first fixing rod, the outer wall of the first fixing rod is movably connected with the second limiting block, and one end of the second limiting block is installed on the outer wall of the first limiting block, the outer wall of the first fixing rod is movably connected with a first pressure spring, and one end of the first pressure spring is installed at one end of the second limiting block.

[0010] Preferably, the inner wall of the locking groove is provided with a plurality of third limiting grooves, and the other end of the third limiting groove is provided on the outer wall of the locking groove, the inner wall of the third limiting groove is movably connected with a third limiting block, the inner wall of the third limiting groove is provided with a group of fourth limiting grooves, the inner wall of the fourth limiting groove is installed with a second fixing rod, the outer wall of the second fixing rod is movably connected with a fourth limiting block, and one end of the fourth limiting block is installed on the outer wall of the third limiting block, the outer wall of the second fixing rod is movably connected with a second pressure spring, and one end of the second pressure spring is installed on one end of the fourth limiting block.

[0011] Preferably, a movable plate is installed at one end of the outer wall of the locking groove, and a plurality of ropes are fixedly connected to the outer wall of the movable plate, and the other ends of the ropes are respectively connected to one end of the third limiting block, and a guide roller is movably connected to the middle part of the outer wall of the rope, and the guide roller is installed at one end of the third limiting groove.

[0012] Preferably, a filter rack is installed in the middle of one side of the partition belonging to the connection area, and a desiccant bag is placed inside the filter rack.

[0013] Preferably, the steps for casting the high-toughness wind power generation blade locking sleeve are as follows: S1. Use ductile iron as raw material, design and manufacture a tight casting mold according to the structural characteristics of the locking sleeve, perform smelting and pouring, obtain the required structural castings of the locking sleeve, and weld and install the castings; S2. Install the partition in the locking sleeve housing, and divide the area in the locking sleeve housing into a connection area and a detection area; S3. Pass the air inlet pipe and the exhaust pipe through the partition and fix them to the rear end of the locking sleeve shell, and install dust and water-proof filter screens, solenoid valves, air intake fans and exhaust fans at appropriate positions of the air inlet pipe and the exhaust pipe; S4. Install a matching block at the front end of the locking sleeve housing, and open a threaded hole at one end of the matching block. Then, install the sealing rubber ring on the matching block, ensuring that the through hole is aligned with the threaded hole. S5. Install a filter rack in the middle of one side of the partition that belongs to the connection area, and place a desiccant bag inside the filter rack to absorb moisture in the connection area.

[0014] Preferably, the step S2 further includes the following steps: S21. Weld and install the equipment in the connection area, and install the test bench on the inner wall of the test area, including the data acquisition module, data processor module, PLC controller module and alarm sending module. Ensure that the electrical connection between the modules is correct; S22. Weld and install the equipment in the detection area, install the locking assembly on the inner wall of the connection area, weld and install the locking groove, and ensure that all components in the first limiting groove, the second limiting groove and the moving groove are installed in place and move smoothly, install the second electric push rod, the moving plate, and the rope on the outer wall of the locking groove, and use the guide roller to ensure that the rope can smoothly drive the third limiting block to move.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention uses a data acquisition module to collect real-time temperature and humidity data in the connection area, position data of the fan blades in a locked state, and vibration data of the fan blades, and uses a data processor module to monitor the operating status of the wind power generation equipment in real time, judge potential faults or abnormal conditions, and provide feedback through an alarm sending module, thereby reducing the probability of accidents and improving the safety of the overall operation; 2. The present invention can achieve intelligent control of air intake and exhaust through the setting of solenoid valves. According to the data collected by the data acquisition module, the temperature and humidity conditions in the current connection area are judged through the PLC controller module, and the flow of air intake and exhaust is adjusted by controlling the switch of the solenoid valve. Then, the air circulation efficiency in the connection area is improved through the air intake fan and the exhaust fan, thereby achieving the effect of accurate regulation of temperature and humidity and improving the regulation efficiency; 3. The present invention provides the first limiting groove and the first limiting block, and the first electric push rod adjusts the position of the moving block in the moving groove, so as to adjust the position of the first limiting block in the first limiting groove, thereby improving the stability of the locked fan blade assembly through the first limiting block. At the same time, the first electric push rod drives the moving block to move in the moving groove to achieve locking and unlocking operations. The through hole on the sealing rubber ring corresponds to the threaded hole, allowing the fastener to pass through, while maintaining the seal to prevent moisture, dust and other impurities in the external environment from entering the connection area, thereby protecting the internal mechanical structure and electrical components from damage, thereby improving the degree of automation, operating efficiency and protection effect; 4. The present invention can effectively enhance the sealing between the locking sleeve and the fan blade assembly by combining the threaded hole opened on the matching block with the sealing rubber ring. The through hole on the sealing rubber ring corresponds to the threaded hole, allowing the fastener to pass through while maintaining the seal to prevent moisture, dust and other impurities in the external environment from entering the connection area, thereby protecting the internal mechanical structure and electrical components from damage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the top view of the locking sleeve housing of the present invention; Figure 3 It is a schematic cross-sectional view of the overall structure of the present invention; Figure 4 For the present invention Figure 3 Schematic diagram of the structure at A in the middle; Figure 5 It is a schematic diagram of the cross-sectional structure of the connection area of ​​the present invention; Figure 6 For the present invention Figure 5 Schematic diagram of the structure at B in the middle; Figure 7 It is a schematic diagram of the system flow of the present invention; Figure 8 It is a schematic diagram of the casting process of the present invention.

[0017] In the figure: 1. Locking sleeve housing; 2. Pairing block; 3. Partition; 4. Connection area; 5. Testing area; 6. Testing platform; 7. Data acquisition module; 8. Data processor module; 9. PLC controller module; 10. Alarm sending module; 11. Actuator; 12. Inlet pipe; 13. Exhaust pipe; 14. Dust and water filter; 15. Solenoid valve; 16. Inlet fan; 17. Exhaust fan; 18. Locking slot; 19. Locking block; 20. Moving slot; 21. First electric push rod; 22. Limit rod; 23. Moving block; 24. Limit slot ; 25. First limiting groove; 26. First limiting block; 27. Second limiting groove; 28. First fixing rod; 29. ​​Second limiting block; 30. First pressure spring; 31. Third limiting groove; 32. Third limiting block; 33. Fourth limiting groove; 34. Second fixing rod; 35. Fourth limiting block; 36. Second pressure spring; 37. Second electric push rod; 38. Moving plate; 39. Rope; 40. Guide roller; 41. Threaded hole; 42. Sealing rubber ring; 43. Through hole; 44. Filter rack; 45. Desiccant bag; 46. Air vent. DETAILED DESCRIPTION

[0018] 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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.

[0021] Example 1: Please refer to Figure 1 and Figure 7 The present invention provides an embodiment: a high-toughness wind blade locking sleeve for wind power generation, comprising a locking sleeve shell 1, a matching block 2 and a partition 3, a plurality of matching blocks 2 are installed at the front end of the outer wall of the locking sleeve shell 1, a partition 3 is installed on the inner wall of the locking sleeve shell 1, and a connection area 4 and a detection area 5 are opened on the inner wall of the locking sleeve shell 1 through the partition 3; A detection platform 6 is installed on the inner wall of the detection area 5. The detection platform 6 includes a data acquisition module 7. The data acquisition module 7 is used to collect and obtain temperature and humidity data in the connection area 4, position data of the fan blade in a locked state, and vibration data of the fan blade. The data acquisition module 7 sends the collected data to a data processor module 8. The data processor module 8 is electrically connected to a PLC controller module 9 and an alarm sending module 10 respectively. The PLC controller module 9 is electrically connected to an actuator 11. The actuator 11 includes a temperature and humidity adjustment component, which is used to adjust the temperature and humidity in the connection area 4, and a locking component which is used to adjust the connection between the locking sleeve and the fan blade assembly; Furthermore, the data acquisition module 7 is used to collect the temperature and humidity data in the connection area 4, the position data of the fan blades in the locked state, and the vibration data of the fan blades in real time, and the data processor module 8 is used to monitor the operation status of the wind power generation equipment in real time, judge potential faults or abnormal conditions, and provide feedback through the alarm sending module 10, thereby reducing the probability of accidents and improving the safety of the overall operation; When abnormal temperature and humidity data appear, the PLC controller module 9 can be used to send instructions to the actuator 11 to drive the temperature and humidity adjustment component to automatically complete the temperature and humidity adjustment in the connection area 4.

[0022] Example 2: Please refer to Figure 2 and Figure 3, an embodiment provided by the present invention: the temperature and humidity adjustment component includes an air intake pipe 12 and an exhaust pipe 13, and one end of the air intake pipe 12 and the exhaust pipe 13 are both installed through one side of the partition 3, and the other ends of the air intake pipe 12 and the exhaust pipe 13 are both installed through the tail end of the outer wall of the locking sleeve shell 1, the other ends of the inner walls of the air intake pipe 12 and the exhaust pipe 13 are both installed with a dustproof and waterproof filter 14, one end of the inner walls of the air intake pipe 12 and the exhaust pipe 13 are both installed with a solenoid valve 15, an air intake fan 16 is installed in the middle of the inner wall of the air intake pipe 12, and an exhaust fan 17 is installed in the middle of the inner wall of the exhaust pipe 13; A filter frame 44 is installed in the middle of one side of the partition 3 belonging to the connection area 4, and a desiccant bag 45 is placed inside the filter frame 44; Furthermore, through the setting of the solenoid valve 15, the intake and exhaust can be intelligently controlled. According to the data collected by the data acquisition module 7, the PLC controller module 9 judges the current temperature and humidity conditions in the connection area 4, and adjusts the flow rate of the intake and exhaust by controlling the switch of the solenoid valve 15. Then, the air circulation efficiency in the connection area 4 is improved through the intake fan 16 and the exhaust fan 17, thereby realizing the precise adjustment of the temperature and humidity and improving the adjustment efficiency.

[0023] Example 3: Please refer to Figure 1 , Figure 3 , Figure 4 , Figure 5 and Figure 6 , an embodiment provided by the present invention: a plurality of threaded holes 41 are opened at one end of the matching block 2, a sealing rubber ring 42 is installed at one end of the matching block 2, a plurality of through holes 43 are opened at one end of the sealing rubber ring 42, and one end of the through hole 43 is opened at the other end of the threaded hole 41; The locking assembly includes a plurality of locking grooves 18, and the locking grooves 18 are installed on the inner wall of the connection area 4, and one end of the locking groove 18 is opened at one end of the matching block 2, a locking block 19 is installed in the middle of the inner bottom wall of the locking groove 18, and a moving groove 20 is opened on the inner wall of the locking block 19, a first electric push rod 21 is embedded and installed at one end of the moving groove 20, and a limiting rod 22 is installed at the other end of the moving groove 20, a moving block 23 is installed at one end of the first electric push rod 21, and the outer wall of the moving block 23 is movably connected to the inner wall of the moving groove 20, a limiting groove 24 is opened at one end of the moving block 23, and the inner wall of the limiting groove 24 is movably connected to the outer wall of the limiting rod 22, and a plurality of air holes 46 are opened on the outer side of the inner bottom wall of the locking groove 18; The inner wall of the movable groove 20 is provided with a plurality of first limiting grooves 25, and the other end of the first limiting groove 25 is provided on the outer wall of the locking block 19, the inner wall of the first limiting groove 25 is provided with a first limiting block 26, and one end of the first limiting block 26 is movably connected to the outer wall of the movable block 23, the inner wall of the first limiting groove 25 is provided with a group of second limiting grooves 27, the inner wall of the second limiting groove 27 is provided with a first fixing rod 28, the outer wall of the first fixing rod 28 is movably connected with a second limiting block 29, and one end of the second limiting block 29 is installed on the outer wall of the first limiting block 26, the outer wall of the first fixing rod 28 is movably connected with a first pressure spring 30, and one end of the first pressure spring 30 is installed on one end of the second limiting block 29; Furthermore, by setting the first limiting groove 25 and the first limiting block 26, the first electric push rod 21 adjusts the position of the moving block 23 in the moving groove 20, and can adjust the position of the first limiting block 26 in the first limiting groove 25, so that the stability of the locking fan blade assembly can be improved by the first limiting block 26. At the same time, the first electric push rod 21 drives the moving block 23 to move in the moving groove 20 to achieve locking and unlocking operations, thereby improving the degree of automation and operating efficiency. The second limiting groove 27, the second limiting block 29, the first fixing rod 28 and the first pressure spring 30 are arranged to provide a reset function for the first limiting block 26 when the moving block 23 moves; By using the threaded hole 41 opened on the matching block 2 in combination with the sealing rubber ring 42, the sealing between the locking sleeve and the fan blade assembly can be effectively enhanced. The through hole 43 on the sealing rubber ring 42 corresponds to the threaded hole 41, allowing the fastener to pass through while maintaining a seal to prevent moisture, dust and other impurities in the external environment from entering the connection area 4, thereby protecting the internal mechanical structure and electrical components from damage.

[0024] Example 4: Please refer to Figure 3 , Figure 4 , Figure 5 and Figure 6 , an embodiment provided by the present invention: a plurality of third limiting grooves 31 are formed on the inner wall of the locking groove 18, and the other end of the third limiting groove 31 is formed on the outer wall of the locking groove 18, the inner wall of the third limiting groove 31 is movably connected with a third limiting block 32, the inner wall of the third limiting groove 31 is formed with a group of fourth limiting grooves 33, the inner wall of the fourth limiting groove 33 is installed with a second fixing rod 34, the outer wall of the second fixing rod 34 is movably connected with a fourth limiting block 35, and one end of the fourth limiting block 35 is installed on the outer wall of the third limiting block 32, the outer wall of the second fixing rod 34 is movably connected with a second pressure spring 36, and one end of the second pressure spring 36 is installed on one end of the fourth limiting block 35; A second electric push rod 37 is installed at one end of the outer wall of the locking groove 18, and a moving plate 38 is installed at one end. A plurality of ropes 39 are fixedly connected to the outer wall of the moving plate 38, and the other ends of the ropes 39 are respectively connected to one end of the third limiting block 32. A guide roller 40 is movably connected to the middle of the outer wall of the rope 39, and the guide roller 40 is installed at one end of the third limiting groove 31. Furthermore, by setting the second electric push rod 37, the movable plate 38 and the rope 39, by adjusting the extension and retraction of the second electric push rod 37, the rope 39 is pulled to drive the third limiting block 32 to move in the third limiting groove 31, thereby realizing locking and unlocking operations. The guide roller 40 not only plays a guiding role, but also reduces the friction resistance of the rope 39 during the movement process, thereby improving the mechanical efficiency.

[0025] Example 5: Please refer to Figure 8 The present invention provides an embodiment: the casting steps of the high-toughness wind power generation wind blade locking sleeve are as follows: S1. Use ductile iron as raw material, design and manufacture a tight casting mold according to the structural characteristics of the locking sleeve, perform smelting and pouring, obtain the required structural castings of the locking sleeve, and weld and install the castings; S2, installing the partition 3 in the locking sleeve housing 1, and dividing the area in the locking sleeve housing 1 into a connection area 4 and a detection area 5; S3, passing the air inlet pipe 12 and the exhaust pipe 13 through the partition 3 and fixing them on the rear end of the locking sleeve housing 1, installing the dust and water-proof filter 14, the solenoid valve 15, the air inlet fan 16 and the exhaust fan 17 at the appropriate positions of the air inlet pipe 12 and the exhaust pipe 13; S4, installing the matching block 2 at the front end of the locking sleeve housing 1, and opening a threaded hole 41 at one end of the matching block 2, and then installing the sealing rubber ring 42 on the matching block 2, ensuring that the through hole 43 is aligned with the threaded hole 41; S5. Install a filter frame 44 in the middle of one side of the partition 3 belonging to the connection area 4, and place a desiccant bag 45 inside the filter frame 44 to absorb moisture in the connection area 4; S2 also includes the following steps: S21, welding and installing the equipment in the connection area 4, installing the testing platform 6 on the inner wall of the testing area 5, including the data acquisition module 7, the data processor module 8, the PLC controller module 9 and the alarm sending module 10. Ensure that the electrical connection between the modules is correct; S22. Weld and install the equipment in the detection area 5, install the locking assembly on the inner wall of the connection area 4, weld and install the locking groove 18, and ensure that all components in the first limiting groove 25, the second limiting groove 27 and the movable groove 20 are installed in place and move smoothly, install the second electric push rod 37, the movable plate 38, and the rope 39 on the outer wall of the locking groove 18, and use the guide roller 40 to ensure that the rope 39 can smoothly drive the third limiting block 32 to move.

[0026] Working principle: the data acquisition module 7 is used to collect the temperature and humidity data in the connection area 4, the position data of the fan blades in the locked state, and the vibration data of the fan blades in real time, and the data processor module 8 is used to monitor the operating status of the wind power generation equipment in real time, judge potential faults or abnormal conditions, and provide feedback through the alarm sending module 10, so as to reduce the probability of accidents and improve the safety of the overall operation. When abnormal temperature and humidity data appear, the PLC controller module 9 can be used to send instructions to the actuator 11 to drive the temperature and humidity adjustment component to automatically complete the temperature and humidity adjustment in the connection area 4. The setting of the solenoid valve 15 can achieve the effect of intelligent control of the air intake and exhaust. According to the data collected by the data acquisition module 7, the temperature and humidity conditions in the current connection area 4 are judged by the PLC controller module 9, and the flow of the air intake and exhaust is adjusted by controlling the switch of the solenoid valve 15. Then, the air circulation efficiency in the connection area 4 is improved by the air intake fan 16 and the exhaust fan 17, so as to achieve the effect of precise adjustment of the temperature and humidity and improve the adjustment efficiency. By setting the first limiting groove 25 and the first limiting block 26, the first electric push rod 21 adjusts the position of the moving block 23 in the moving groove 20, which can adjust the first limiting groove 25 and the first limiting block 26. The first limiting block 26 is positioned in the first limiting groove 25, and the stability of the locking fan blade assembly can be improved through the first limiting block 26. At the same time, the first electric push rod 21 drives the moving block 23 to move in the moving groove 20 to achieve locking and unlocking operations, thereby improving the degree of automation and operating efficiency. The second limiting groove 27, the second limiting block 29, the first fixing rod 28 and the first pressure spring 30 are arranged to provide a reset function for the first limiting block 26 when the moving block 23 moves. The threaded hole 41 opened on the matching block 2 and the sealing rubber ring 42 are used in combination, which can effectively increase the degree of automation and operating efficiency. The sealing between the strong locking sleeve and the fan blade assembly is improved. The through hole 43 on the sealing rubber ring 42 corresponds to the threaded hole 41, allowing the fastener to pass through while maintaining the seal to prevent moisture, dust and other impurities in the external environment from entering the connection area 4, thereby protecting the internal mechanical structure and electrical components from damage. By setting the second electric push rod 37, the moving plate 38 and the rope 39, by adjusting the extension and contraction of the second electric push rod 37, the rope 39 is pulled to drive the third limiting block 32 to move in the third limiting groove 31, thereby realizing locking and unlocking operations, and then through a variety of locking structures, the locking stability of the fan blade assembly is ensured.

[0027] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A high-toughness wind blade locking sleeve for wind power generation, comprising a locking sleeve housing (1), a matching block (2) and a partition (3), characterized in that: A plurality of matching blocks (2) are installed at the front end of the outer wall of the locking sleeve shell (1), a partition (3) is installed on the inner wall of the locking sleeve shell (1), and a connection area (4) and a detection area (5) are opened on the inner wall of the locking sleeve shell (1) through the partition (3); A detection platform (6) is installed on the inner wall of the detection area (5), and the detection platform (6) includes a data acquisition module (7). The data acquisition module (7) is used to acquire temperature and humidity data in the connection area (4), position data of the fan blade in a locked state, and vibration data of the fan blade. The data acquisition module (7) sends the acquired data to a data processor module (8). The data processor module (8) is electrically connected to a PLC controller module (9) and an alarm sending module (10), respectively. The PLC controller module (9) is electrically connected to an actuator (11); The actuator (11) comprises a temperature and humidity adjustment component and a locking component, wherein the temperature and humidity adjustment component is used to adjust the temperature and humidity in the connection area (4), and the locking component is used to adjust the connection between the locking sleeve and the fan blade assembly.

2. The high-toughness wind turbine blade locking sleeve according to claim 1, characterized in that: The temperature and humidity regulating assembly comprises an air inlet pipe (12) and an air outlet pipe (13), and one end of the air inlet pipe (12) and the air outlet pipe (13) are both installed through one side of the partition (3), and the other ends of the air inlet pipe (12) and the air outlet pipe (13) are both installed through the tail end of the outer wall of the locking sleeve shell (1), the other ends of the inner walls of the air inlet pipe (12) and the air outlet pipe (13) are both installed with a dustproof and waterproof filter (14), one end of the inner walls of the air inlet pipe (12) and the air outlet pipe (13) are both installed with a solenoid valve (15), the middle part of the inner wall of the air inlet pipe (12) is installed with an air inlet fan (16), and the middle part of the inner wall of the air outlet pipe (13) is installed with an exhaust fan (17).

3. The high-toughness wind turbine blade locking sleeve according to claim 2, characterized in that: One end of the pairing block (2) is provided with a plurality of threaded holes (41), one end of the pairing block (2) is provided with a sealing rubber ring (42), one end of the sealing rubber ring (42) is provided with a plurality of through holes (43), and one end of the through hole (43) is provided at the other end of the threaded hole (41).

4. The high-toughness wind turbine blade locking sleeve according to claim 1, characterized in that: The locking assembly comprises a plurality of locking grooves (18), and the locking grooves (18) are mounted on the inner wall of the connection area (4), and one end of the locking grooves (18) is opened at one end of the matching block (2), a locking block (19) is installed in the middle of the inner bottom wall of the locking groove (18), a moving groove (20) is opened on the inner wall of the locking block (19), a first electric push rod (21) is embedded and installed at one end of the moving groove (20), a limiting rod (22) is installed at the other end of the moving groove (20), a moving block (23) is installed at one end of the first electric push rod (21), and the outer wall of the moving block (23) is movably connected to the inner wall of the moving groove (20), a limiting groove (24) is opened at one end of the moving block (23), and the inner wall of the limiting groove (24) is movably connected to the outer wall of the limiting rod (22), and a plurality of air holes (46) are opened on the outer side of the inner bottom wall of the locking groove (18).

5. The high-toughness wind turbine blade locking sleeve according to claim 4, characterized in that: The inner wall of the movable groove (20) is provided with a plurality of first limiting grooves (25), and the other end of the first limiting groove (25) is provided on the outer wall of the locking block (19); the inner wall of the first limiting groove (25) is provided with a first limiting block (26), and one end of the first limiting block (26) is movably connected to the outer wall of the movable block (23); the inner wall of the first limiting groove (25) is provided with a group of second limiting grooves (27); the inner wall of the second limiting groove (27) is provided with a first fixing rod (28); the outer wall of the first fixing rod (28) is movably connected to the second limiting block (29), and one end of the second limiting block (29) is installed on the outer wall of the first limiting block (26); the outer wall of the first fixing rod (28) is movably connected to the first pressure spring (30), and one end of the first pressure spring (30) is installed on one end of the second limiting block (29).

6. The high-toughness wind turbine blade locking sleeve according to claim 4, characterized in that: The inner wall of the locking groove (18) is provided with a plurality of third limiting grooves (31), and the other end of the third limiting groove (31) is provided on the outer wall of the locking groove (18), the inner wall of the third limiting groove (31) is movably connected to a third limiting block (32), the inner wall of the third limiting groove (31) is provided with a group of fourth limiting grooves (33), the inner wall of the fourth limiting groove (33) is provided with a second fixing rod (34), the outer wall of the second fixing rod (34) is movably connected to a fourth limiting block (35), and one end of the fourth limiting block (35) is installed on the outer wall of the third limiting block (32), the outer wall of the second fixing rod (34) is movably connected to a second pressure spring (36), and one end of the second pressure spring (36) is installed on one end of the fourth limiting block (35).

7. The high-toughness wind turbine blade locking sleeve according to claim 4, characterized in that: A second electric push rod (37) is mounted on one end of the outer wall of the locking groove (18), and a movable plate (38) is mounted on one end of the outer wall of the movable plate (38). A plurality of ropes (39) are fixedly connected to the outer wall of the movable plate (38), and the other ends of the ropes (39) are respectively connected to one end of a third limiting block (32). A guide roller (40) is movably connected to the middle of the outer wall of the rope (39), and the guide roller (40) is mounted on one end of the third limiting groove (31).

8. The high-toughness wind turbine blade locking sleeve according to claim 1, characterized in that: A filter frame (44) is installed in the middle of one side of the partition (3) belonging to the connection area (4), and a desiccant bag (45) is placed inside the filter frame (44).

9. A method for casting a locking sleeve for a high-toughness wind blade for wind power generation according to any one of claims 1 to 8, characterized in that: The steps of casting the locking sleeve for the high-toughness wind power generation blade are as follows: S1. Use ductile iron as raw material, design and manufacture a tight casting mold according to the structural characteristics of the locking sleeve, perform smelting and pouring, obtain the required structural castings of the locking sleeve, and weld and install the castings; S2, installing the partition plate (3) in the locking sleeve housing (1), and dividing the area in the locking sleeve housing (1) into a connection area (4) and a detection area (5); S3, passing the air inlet pipe (12) and the air outlet pipe (13) through the partition plate (3) and fixing them to the rear end of the locking sleeve housing (1), and installing a dust and water-proof filter (14), a solenoid valve (15), an air inlet fan (16) and an exhaust fan (17) at appropriate positions of the air inlet pipe (12) and the air outlet pipe (13); S4. Install the matching block (2) at the front end of the locking sleeve housing (1), and open a threaded hole (41) at one end of the matching block (2). Then, install the sealing rubber ring (42) on the matching block (2), ensuring that the through hole (43) is aligned with the threaded hole (41); S5. A filter frame (44) is installed in the middle of one side of the partition (3) belonging to the connection area (4), and a desiccant bag (45) is placed inside the filter frame (44) to absorb moisture in the connection area (4).

10. A method for casting a locking sleeve for a high-toughness wind power generation blade according to claim 9, characterized in that: The step S2 also includes the following steps: S21, welding and installing the equipment in the connection area (4), installing the testing platform (6) on the inner wall of the testing area (5), including the data acquisition module (7), the data processor module (8), the PLC controller module (9) and the alarm sending module (10). Ensure that the electrical connection between the modules is correct; S22, welding and installing the equipment in the detection area (5), installing the locking assembly on the inner wall of the connection area (4), welding and installing the locking groove (18), and ensuring that all components in the first limiting groove (25), the second limiting groove (27) and the moving groove (20) are installed in place and move smoothly, installing the second electric push rod (37), the moving plate (38), and the rope (39) on the outer wall of the locking groove (18), and ensuring that the rope (39) can smoothly drive the third limiting block (32) to move through the guide roller (40).

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