Auxiliary device for disassembling and assembling oil pump motor of wind turbine generator

Abstract

The utility model relates to the technical field of motor disassembly and assembly auxiliary devices, and discloses a wind turbine generator oil pump motor disassembly and assembly auxiliary device which comprises a movable first bearing plate and further comprises a fixing unit used for fixing an oil pump motor, and two symmetrical first bearing columns are fixedly installed on the upper side face of the first bearing plate. Second bearing columns with one ends capable of being inserted into the upper ends of the first bearing columns are arranged above the first bearing columns, and a detachable second bearing plate is arranged between the two second bearing columns. The first bearing plate, the second bearing plate, the first bearing column, the second bearing column, the lifting arm, the third bearing column, the lifting belt hook, the fixing unit and the adjusting unit are arranged, and the position of the oil pump motor is adjusted through the movable first bearing plate, so that maintenance personnel can disassemble and assemble the oil pump motor conveniently; and meanwhile, a plurality of parts are detachable, so that maintenance personnel can conveniently carry the whole device.

Description

Technical Field

[0001] The utility model relates to the technical field of motor disassembly and assembly auxiliary devices, in particular to a wind turbine oil pump motor disassembly and assembly auxiliary device. Background Art

[0002] A wind turbine is a system that converts the kinetic energy of wind into electrical energy. As an important component of a doubly-fed wind turbine, the gearbox has a high failure rate. The spline is damaged frequently due to installation process and materials, and due to the life of the motor, the oil pump motor often needs to be replaced and maintained.

[0003] In order to facilitate the replacement of the oil pump motor in the wind turbine, the prior art has made many improvements to the auxiliary device for disassembling and assembling the oil pump motor of the wind turbine. For example, the patent with the publication number of CN215037053U discloses a tool for replacing the oil pump motor of the wind turbine gearbox, including a support beam, a pulley block is slidably connected to the support beam, a lifting device is hung on the pulley block, a support rod is fixedly connected to the end of the support beam, and one end of the support rod is fixedly connected to the buckle through a connecting rod. The utility model has a simple structure, is easy to use, saves physical strength, and improves maintenance efficiency and maintenance safety.

[0004] The above patent has obvious beneficial effects, but still has the following shortcomings in actual operation:

[0005] The above-mentioned comparative documents use support beams, pulley blocks and lifting equipment to facilitate the disassembly and assembly of the oil pump motor in the wind turbine. However, in actual operations, since the replacement tooling in the above-mentioned comparative documents needs to be fixedly installed inside the wind turbine, and its several components and lifting equipment are heavy, it is not convenient for maintenance personnel to carry, which increases the labor intensity of maintenance personnel and results in low efficiency when disassembling and assembling the oil pump motor. Therefore, the art urgently needs to improve the auxiliary device for disassembling and assembling the oil pump motor of the wind turbine, so as to solve the defects of the prior art. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a wind turbine oil pump motor disassembly and assembly auxiliary device, which is convenient for maintenance personnel to disassemble and assemble the oil pump motor. At the same time, several parts can be disassembled, making it convenient for maintenance personnel to carry the entire device.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an auxiliary device for disassembling and assembling an oil pump motor of a wind turbine generator set, comprising a movable first bearing plate, and also comprising a fixing unit for fixing the oil pump motor, two symmetrical first bearing columns are fixedly installed on the side surface of the first bearing plate, a second bearing column with one end which can be plugged into the upper end of the first bearing column is provided above the first bearing column, a removable second bearing plate is provided between the two second bearing columns, a suspension arm is fixedly installed on the side surfaces of the upper ends of the two second bearing columns, a symmetrical third bearing column which is adapted to the fixing unit is fixedly installed on the upper side surface of each of the suspension arms, a sling hook is fixedly installed on the side surface of each of the third bearing columns, the sling hook is connected to the fixing unit by a sling, the first bearing plate and the second bearing plate are provided with an adjustment unit, the adjustment unit is used to adjust the distance between the first bearing plate and the second bearing plate, and an auxiliary connection unit is provided on the end of the two suspension arms away from the second bearing column.

[0008] Preferably, the adjusting unit includes an adjusting screw rod that passes through the second supporting plate and is threadedly connected to the second supporting plate, the lower end of the adjusting screw rod is fixedly connected to a rotating ring, the side surface of the first supporting plate is provided with a rotating groove that is connected to the outside and adapted to the rotating ring, the upper side surface of the first supporting plate is provided with a yield opening that is connected to the rotating groove, and the upper end side surface of the adjusting screw rod is threadedly connected to a first limiting ring.

[0009] Preferably, the fixing unit includes two symmetrical clamping rings that are adapted to the oil pump motor, the two clamping rings are fixedly connected to the side surfaces at both ends with connecting plates, a first fastening bolt for connection passes through the two adjacent connecting plates, symmetrical connecting holes are opened on the upper side surfaces of the two clamping rings, and rubber pads are provided on the facing sides of the two clamping rings.

[0010] Preferably, the auxiliary connecting unit includes two connecting seats that are symmetrical and fixedly connected to the two ends of the two booms, a connecting rod is provided between the two connecting seats, both ends of the connecting rod are fixedly connected with a first threaded column, a card interface that is adapted to the first threaded column is opened on the side of the connecting seat, a limiting opening that is connected to the card interface is opened on one side of the connecting seat, and a second limiting ring that is adapted to the limiting opening is threadedly connected to the side of the first threaded column.

[0011] Preferably, two symmetrical support rods are provided at both ends of the first supporting plate, and universal wheels are fixedly installed on the lower side surface of one end of the support rod and the side surface of the first supporting plate, and clamping grooves adapted to the support rods are opened at both ends of the first supporting plate, and a second threaded column passing through the support rod is fixedly connected to the inner side wall of the clamping groove, and a third limiting ring is threadedly connected to the side surface of the second threaded column.

[0012] Preferably, the two second bearing columns are fixedly connected to the facing sides at the upper ends with symmetrical mounting ears, the two ends of the second bearing plate are respectively inserted between the symmetrical mounting ears, the two mounting ears are penetrated by second fastening bolts, and the second fastening bolts penetrate the second bearing plate.

[0013] Preferably, the upper end of the adjusting screw rod is connected to a rotating plate, and the side surface of the rotating plate is rotatably connected to a rotating handle.

[0014] In view of the deficiencies of the prior art, the utility model provides a wind turbine oil pump motor disassembly and assembly auxiliary device, which overcomes the deficiencies of the prior art. The beneficial effects of the utility model are:

[0015] 1. In the utility model, a first bearing plate, a second bearing plate, a first bearing column, a second bearing column, a suspension arm, a third bearing column, a sling hook, a fixing unit and an adjusting unit are arranged, and the position of the oil pump motor is adjusted by the movable first bearing plate, so that maintenance personnel can disassemble and assemble the oil pump motor. At the same time, several parts can be disassembled, so that maintenance personnel can carry the entire device conveniently.

[0016] 2. In the utility model, by providing an adjusting screw rod, a rotating ring, a rotating groove and a first limit ring, it is convenient for maintenance personnel to adjust the height of the oil pump motor, and the two lifting arms can be raised by rotating an adjusting screw rod, so that the oil pump motor can be lifted quickly, thereby improving the efficiency of maintenance personnel in disassembling and assembling the oil pump motor.

[0017] 3. In the utility model, a fixing unit is provided, and the oil pump motor can be fixed by two clamping rings and two first fastening bolts. One end of the lifting ring with a lower end connection is threadedly connected in the connecting hole, which is convenient for maintenance personnel to fix the oil pump motor. When the spline of the oil pump motor needs to be aligned, the angle of the oil pump motor can be adjusted by rotating the lifting ring threadedly connected in the connecting hole, which is convenient for maintenance personnel to install the oil pump motor.

[0018] 4. In the utility model, an auxiliary connecting unit is provided, which includes a connecting seat, a connecting rod, a first threaded column and a second limiting ring, so as to facilitate connecting the connecting rod between the two booms, thereby improving the strength between the two booms and improving the stability of the overall device when lifting the oil pump motor.

[0019] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the first load-bearing plate and the second load-bearing plate in the utility model;

[0023] Figure 3 It is a structural schematic diagram of the fixing unit in the utility model;

[0024] Figure 4 It is a structural schematic diagram of the connecting seat in the utility model;

[0025] Figure 5 This is a schematic diagram of the structure of the sling hook in the utility model;

[0026] Figure 6 It is a structural schematic diagram of the rotating ring in the utility model;

[0027] Figure 7 for Figure 2 The enlarged structural diagram at A in the middle;

[0028] Figure 8 for Figure 2 Enlarged structural diagram at B in the middle.

[0029] In the figure: 1. first bearing plate; 2. fixing unit; 3. first bearing column; 4. second bearing column; 5. second bearing plate; 6. boom; 7. third bearing column; 8. sling hook; 9. adjusting unit; 10. auxiliary connecting unit; 11. adjusting screw rod; 12. rotating ring; 13. rotating groove; 14. giving way; 15. first limiting ring; 16. clamping ring; 17. connecting plate; 18. first fastening bolt; 19. connecting hole; 20. rubber pad; 21. connecting rod; 22. connecting seat; 23. first threaded column; 24. clamping interface; 25. limiting mouth; 26. second limiting ring; 27. supporting rod; 28. universal wheel; 29. ​​clamping groove; 30. second threaded column; 31. third limiting ring; 32. mounting ear; 33. second fastening bolt; 34. rotating plate; 35. rotating handle. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0031] See also Figure 1-Figure 8, a wind turbine oil pump motor disassembly and assembly auxiliary device comprises a movable first bearing plate 1, and also comprises a fixing unit 2 for fixing the oil pump motor, two symmetrical first bearing columns 3 are fixedly installed on the upper side of the first bearing plate 1, a second bearing column 4 with one end which can be plugged into the upper end of the first bearing column 3 is provided above the first bearing column 3, a removable second bearing plate 5 is provided between the two second bearing columns 4, a suspension arm 6 is fixedly installed on the upper side of the two second bearing columns 4, a symmetrical third bearing column 7 which is adapted to the fixing unit 2 is fixedly installed on the upper side of each suspension arm 6, a sling hook 8 is fixedly installed on the side of each third bearing column 7, and the sling hook 8 is connected to the fixing unit 2 by a sling, the first bearing plate 1 and the second bearing plate 5 are provided with an adjusting unit 9, and the adjusting unit 9 is used to adjust the distance between the first bearing plate 1 and the second bearing plate 5, and an auxiliary connecting unit 10 is provided on the end of the two suspension arms 6 away from the second bearing column 4.

[0032] Specifically, the above-mentioned first bearing plate 1 can be moved in the wind turbine generator set. When the oil pump motor needs to be disassembled and assembled, the adjusting unit 9 is installed on the first bearing plate 1 and the second bearing plate 5, and the second bearing plate 5 is installed between the two second bearing columns 4. The lower end of the second bearing column 4 is inserted into the upper end of the first bearing column 3. The auxiliary connection unit 10 is installed at the end of the two suspension arms 6 away from the second bearing column 4, which is used to improve the stability of the overall device. It is fixed to the side of the oil pump motor through the fixing unit 2, and is hung on the suspension hook 8 through the upper end of the sling. The lower end of the sling is connected to the fixing unit 2 through tools such as a lifting ring. The spacing between the first bearing plate 1 and the second bearing plate 5 is adjusted by the adjusting unit 9. At this time, the lower end of the second bearing column 4 moves in the first bearing column 3, and the oil pump motor is lifted when the suspension arm 6 moves up, and the position of the oil pump motor is adjusted by the movable first bearing plate 1, which is convenient for maintenance personnel to disassemble and assemble the oil pump motor. At the same time, several parts can be disassembled, which is convenient for maintenance personnel to carry the overall device.

[0033] As a technical optimization scheme of the utility model, the adjusting unit 9 includes an adjusting screw 11 that passes through the second supporting plate 5 and is threadedly connected to the second supporting plate 5, the lower end of the adjusting screw 11 is fixedly connected to a rotating ring 12, a rotating groove 13 that is connected to the outside and adapted to the rotating ring 12 is opened on the side of the first supporting plate 1, a makeshift opening 14 that is connected to the rotating groove 13 is opened on the upper side of the first supporting plate 1, and a first limiting ring 15 is threadedly connected to the upper end side of the adjusting screw 11.

[0034] Specifically, when the adjusting unit 9 is installed, the rotating ring 12 fixed at the lower end of the adjusting screw rod 11 is inserted into the rotating groove 13 through the making way opening 14. When the height of the second supporting plate 5 needs to be adjusted, the adjusting screw rod 11 is rotated. When the adjusting screw rod 11 rotates, since the adjusting screw rod 11 is threadedly connected with the second supporting plate 5, the rotating ring 12 is limited by the rotating groove 13 and rotates in the rotating groove 13, so it will drive the second supporting plate 5 to move. When the second supporting plate 5 moves to the required height, the first limiting ring 15 is tightened to limit the position of the adjusting screw rod 11 and the second supporting plate 5, so that the maintenance personnel can adjust the height of the oil pump motor. Moreover, the two lifting arms 6 can be raised by rotating one adjusting screw rod 11, and the oil pump motor can be quickly lifted, thereby improving the efficiency of the maintenance personnel in disassembling and assembling the oil pump motor.

[0035] As a technical optimization solution of the utility model, the fixing unit 2 includes two symmetrical clamping rings 16 adapted to the oil pump motor, the two clamping rings 16 are fixedly connected to the side surfaces at both ends with connecting plates 17, a first fastening bolt 18 for connection passes through the two adjacent connecting plates 17, symmetrical connecting holes 19 are opened on the upper side surfaces of the two clamping rings 16, and rubber pads 20 are provided on the opposite sides of the two clamping rings 16.

[0036] Specifically, when the fixing unit 2 needs to be fixed to the side of the oil pump motor, it is clamped on the side of the oil pump motor through two clamping rings 16 adapted to the oil pump motor, and the first fastening bolt 18 penetrates the two adjacent connecting plates 17 and fixes the two connecting plates 17. The rubber pad 20 has a certain elasticity to prevent damage to the oil pump motor. The first fastening bolt 18 is tightened to fix the two clamping rings 16 to the side of the oil pump motor, and one end of the lifting ring connected to the lower end of the lifting strap is threadedly connected to the connecting hole 19, which is convenient for maintenance personnel to fix the oil pump motor. When the spline of the oil pump motor needs to be aligned, the angle of the oil pump motor can be adjusted by rotating the lifting ring threadedly connected in the connecting hole 19, which is convenient for maintenance personnel to install the oil pump motor.

[0037] As a technical optimization scheme of the utility model, the auxiliary connection unit 10 includes two symmetrical connection seats 22 which are respectively fixedly connected to the ends of the two booms 6, a connecting rod 21 is provided between the two connection seats 22, both ends of the connecting rod 21 are fixedly connected with a first threaded column 23, a card interface 24 adapted to the first threaded column 23 is provided on the side of the connection seat 22, a limiting opening 25 connected to the card interface 24 is provided on one side of the connection seat 22, and a second limiting ring 26 adapted to the limiting opening 25 is threadedly connected to the side of the first threaded column 23.

[0038] Specifically, when one end of the second bearing column 4 is inserted into the upper end of the first bearing column 3, the first threaded columns 23 at both ends of the connecting rod 21 are clamped in the clamping interface 24, and the second limiting ring 26 is threadedly connected to the side of the first threaded column 23, and the second limiting ring 26 is tightened. The second limiting ring 26 is located in the limiting opening 25, which connects and fixes the two booms 6, thereby improving the stability of the overall device after assembly.

[0039] As a technical optimization solution of the utility model, two symmetrical support rods 27 are provided at both ends of the first supporting plate 1, and universal wheels 28 are fixedly installed on the lower side surface of one end of the support rod 27 and the side surface of the first supporting plate 1, and clamping grooves 29 adapted to the support rod 27 are opened at both ends of the first supporting plate 1. The inner side wall of the clamping groove 29 is fixedly connected with a second threaded column 30 that passes through the support rod 27, and the side surface of the second threaded column 30 is threadedly connected with a third limiting ring 31.

[0040] Specifically, the support rod 27 improves the stability of the first bearing plate 1. When the support rod 27 needs to be installed, one end of the support rod 27 is clamped in the clamping groove 29, and the second threaded column 30 passes through one end of the support rod 27. The third limiting ring 31 is threadedly connected to the side of the second threaded column 30. The third limiting ring 31 is tightened to fix the support rod 27 and the first bearing plate 1. The stability of the overall device during movement is improved by a number of universal wheels 28. When the support rod 27 is not needed, it can be disassembled to facilitate maintenance personnel to carry it.

[0041] As a technical optimization solution of the utility model, the upper ends of the two second bearing columns 4 are fixedly connected with symmetrical mounting ears 32 on the facing sides, and the two ends of the second bearing plate 5 are respectively inserted between the symmetrical mounting ears 32. The two mounting ears 32 are penetrated by second fastening bolts 33, and the second fastening bolts 33 penetrate the second bearing plate 5.

[0042] Specifically, when the second carrier plate 5 needs to be installed, the two ends of the second carrier plate 5 are inserted between the plurality of mounting ears 32, and the second fastening bolts 33 are passed through the two mounting ears 32 and the second carrier plate 5, and the second fastening bolts 33 are tightened, so that the maintenance personnel can disassemble and assemble the second carrier plate 5 and carry it conveniently.

[0043] As a technical optimization solution of the utility model, the upper end of the adjusting screw rod 11 is connected to a rotating plate 34, and the upper side of the rotating plate 34 is rotatably connected to a rotating handle 35. When the adjusting screw rod 11 needs to be rotated, the maintenance personnel rotates it by rotating the handle 35 and the rotating plate 34, which is convenient for the maintenance personnel to rotate the adjusting screw rod 11.

[0044] It is worth noting that the above-mentioned parts can be made of suitable hollow steel pipes, which ensures the overall strength while reducing the weight of the overall device, making it easier for maintenance personnel to carry.

[0045] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A wind turbine oil pump motor disassembly and assembly auxiliary device, comprising a movable first bearing plate (1), characterized in that: The invention also comprises a fixing unit (2) for fixing the oil pump motor, wherein two symmetrical first bearing columns (3) are fixedly mounted on the upper side of the first bearing plate (1), a second bearing column (4) having one end which can be plugged into the upper end of the first bearing column (3) is provided above the first bearing column (3), a detachable second bearing plate (5) is provided between the two second bearing columns (4), a suspension arm (6) is fixedly mounted on the upper side of the two second bearing columns (4), a symmetrical third bearing column (7) which is adapted to the fixing unit (2) is fixedly mounted on the upper side of each of the suspension arms (6), a sling hook (8) is fixedly mounted on the side of each of the third bearing columns (7), the sling hook (8) is connected to the fixing unit (2) via a sling, the first bearing plate (1) and the second bearing plate (5) are provided with an adjustment unit (9), the adjustment unit (9) is used to adjust the distance between the first bearing plate (1) and the second bearing plate (5), and an auxiliary connection unit (10) is provided on one end of the two suspension arms (6) away from the second bearing column (4).

2. The wind turbine oil pump motor disassembly and assembly auxiliary device according to claim 1, characterized in that: The adjusting unit (9) comprises an adjusting screw (11) penetrating through the second bearing plate (5) and being threadedly connected to the second bearing plate (5); a rotating ring (12) is fixedly connected to the lower end of the adjusting screw (11); a rotating groove (13) communicating with the outside and matching with the rotating ring (12) is provided on the side surface of the first bearing plate (1); a clearance opening (14) communicating with the rotating groove (13) is provided on the upper side surface of the first bearing plate (1); and a first limiting ring (15) is threadedly connected to the upper side surface of the adjusting screw (11).

3. The wind turbine oil pump motor disassembly and assembly auxiliary device according to claim 1, characterized in that: The fixing unit (2) comprises two symmetrical clamping rings (16) adapted to the oil pump motor, the two clamping rings (16) are fixedly connected to connecting plates (17) at both ends of the side surfaces, a first fastening bolt (18) for connection passes through between two adjacent connecting plates (17), the upper side surfaces of the two clamping rings (16) are provided with symmetrical connecting holes (19), and the facing sides of the two clamping rings (16) are provided with rubber pads (20).

4. The wind turbine oil pump motor disassembly and assembly auxiliary device according to claim 1, characterized in that: The auxiliary connection unit (10) comprises two symmetrical connection seats (22) respectively fixedly connected to the ends of the two suspension arms (6); a connection rod (21) is provided between the two connection seats (22); both ends of the connection rod (21) are fixedly connected to a first threaded column (23); a card interface (24) adapted to the first threaded column (23) is provided on a side of the connection seat (22); a limiting opening (25) connected to the card interface (24) is provided on one side of the connection seat (22); and a second limiting ring (26) adapted to the limiting opening (25) is threadedly connected to a side of the first threaded column (23).

5. The wind turbine oil pump motor disassembly and assembly auxiliary device according to claim 1, characterized in that: Two symmetrical support rods (27) are provided at both ends of the first supporting plate (1); universal wheels (28) are fixedly mounted on the lower side surface of one end of the support rod (27) and the side surface of the first supporting plate (1); a clamping groove (29) adapted to the support rod (27) is provided at both ends of the first supporting plate (1); a second threaded column (30) penetrating the support rod (27) is fixedly connected to the inner side wall of the clamping groove (29); and a third limiting ring (31) is threadedly connected to the side surface of the second threaded column (30).

6. The wind turbine oil pump motor disassembly and assembly auxiliary device according to claim 1, characterized in that: The upper ends of the two second bearing columns (4) are fixedly connected with symmetrical mounting ears (32) on the side faces thereof, and the two ends of the second bearing plate (5) are respectively inserted between the symmetrical mounting ears (32). The two mounting ears (32) are penetrated by second fastening bolts (33), and the second fastening bolts (33) penetrate the second bearing plate (5).

7. The wind turbine oil pump motor disassembly and assembly auxiliary device according to claim 2, characterized in that: The upper end of the adjusting screw rod (11) is connected to a rotating plate (34), and the upper side surface of the rotating plate (34) is rotatably connected to a rotating handle (35).

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