CN217964780U - Aerogenerator end cover hole prosthetic devices - Google Patents
Aerogenerator end cover hole prosthetic devices Download PDFInfo
- Publication number
- CN217964780U CN217964780U CN202222236206.7U CN202222236206U CN217964780U CN 217964780 U CN217964780 U CN 217964780U CN 202222236206 U CN202222236206 U CN 202222236206U CN 217964780 U CN217964780 U CN 217964780U
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- China
- Prior art keywords
- positioning plate
- end cover
- rotating shaft
- plate
- driven generator
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- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000008439 repair process Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses a wind driven generator end cover inner hole repairing device, which comprises a fixed platform, a positioning plate, a movable plate, a rotating shaft and a turning tool; the top surface of the fixed platform is fixedly connected with a positioning plate with a plate surface vertically arranged; one side of the positioning plate is provided with a movable plate parallel to the positioning plate, a first bearing is arranged on the surface of the movable plate, a rotating shaft penetrates through the inner ring of the first bearing, one end of the rotating shaft penetrates through the positioning plate and is fixed with a turning tool, and a motor with an output shaft in transmission connection with the other end of the rotating shaft is arranged on the movable plate; a screw rod is vertically penetrated and screwed on the movable plate, and one end of the screw rod is rotatably arranged in the positioning plate; the edge of the positioning plate is provided with a plurality of positioning holes.
Description
The technical field is as follows:
the utility model relates to a technical field is restoreed to the generator end cover, concretely relates to aerogenerator end cover hole prosthetic devices.
The background art comprises the following steps:
the wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. When a generator on the tower is normally started, a relative rotation phenomenon exists between a bearing outer ring in a generator end cover and an inner hole of the generator end cover, and when the generator runs under high load, a vibration phenomenon occurs, and in the process, a bearing generates radial impact on the inner hole of the end cover; under the working condition, the inner hole of the end cover is abraded due to long-term operation of the wind driven generator. Traditional generator end cover hole repair process: the operation personnel transport the workshop with the end cover after dismantling from the pylon, carry out repair welding to generator end cover hole earlier, transport again and the clamping is gone up to the lathe and is carried out the lathe and cut processing and restore, complex operation, waste time and energy.
The utility model has the following contents:
an object of the utility model is to provide a aerogenerator end cover hole prosthetic devices has solved aerogenerator end cover hole and has restoreed complex operation, the problem that wastes time and energy.
The utility model discloses implement by following technical scheme: the inner hole repairing device for the end cover of the wind driven generator comprises a fixed platform, a positioning plate, a movable plate, a rotating shaft and a turning tool; the top surface of the fixed platform is fixedly connected with the positioning plate with the plate surface vertically arranged; the turning tool is characterized in that a movable plate parallel to the positioning plate is arranged on one side of the positioning plate, a first bearing is mounted on the surface of the movable plate, the rotating shaft penetrates through the inner ring of the first bearing, one end of the rotating shaft penetrates through the positioning plate and is fixedly provided with the turning tool, and a motor with an output shaft in transmission connection with the other end of the rotating shaft is mounted on the movable plate; a screw rod is vertically penetrated and screwed on the movable plate, and one end of the screw rod is rotatably arranged in the positioning plate; and a plurality of positioning holes are formed in the edge of the positioning plate.
Preferably, the top surface of the fixed platform at the other side of the positioning plate is provided with a chute vertical to the surface of the positioning plate, a sliding block is arranged along the chute in a sliding manner, and the sliding block is provided with a limiting groove.
Preferably, the positioning plate is fixedly connected with the top surface of the fixed platform through a supporting rod, and the supporting rod is a telescopic rod.
Preferably, the device also comprises a guide rod; the positioning plate on the same side as the screw rod is fixed with the guide rod perpendicular to the plate surface, and the end part of the guide rod penetrates through the movable plate.
Preferably, the positioning plate is provided with a second bearing sleeved on the rotating shaft, and the rotating shaft is in clearance fit with an inner ring of the second bearing.
Preferably, the inner ring of the second bearing is tightly fitted with a copper sleeve sleeved on the rotating shaft, and the rotating shaft is in clearance or transition fit with the copper sleeve.
Preferably, the other end of the screw rod is fixedly connected with a handle.
Preferably, a fastening bolt penetrates through the positioning hole, and a gasket is sleeved on the fastening bolt on the same side as the turning tool.
The utility model has the advantages that: first, the utility model discloses a spout has been seted up to the fixed platform top surface, it is equipped with the slider to slide along the spout, the spacing groove has been seted up on the slider, hoist the spacing inslot of slider earlier after the hole repair welding of the aerogenerator end cover of will dismantling, it removes to locating plate department along the spout to drive the aerogenerator end cover through removing the slider, make the terminal surface of aerogenerator end cover and the face laminating of locating plate, make it keep vertical state, in order to inject the position of aerogenerator end cover, be convenient for subsequent processing, and is simple in operation, and time saving and labor saving.
The second, a plurality of locating hole has been seted up at the edge of locating plate, through installing fastening bolt with locating plate and aerogenerator end cover fixed connection in the locating hole, the output shaft of motor drives the rotation axis rotation, and simultaneously, operation personnel operating handle rotates the lead screw and makes the fly leaf drive the rotation axis along guide bar rectilinear movement to this drives the lathe tool through the rotation axis and processes the hole of aerogenerator end cover and repair, reduces the operation degree of difficulty, improves the operating efficiency.
Third, the utility model discloses a locating plate passes through telescopic link and fixed platform top surface fixed connection, adjusts the hole and the rotation axis coaxial line of telescopic link height in order to guarantee the aerogenerator end cover, is favorable to guaranteeing the machining precision.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic view of the usage state of the present invention.
The parts in the drawings are numbered as follows: fixed platform 1, spout 1.1, slider 1.2, spacing groove 1.3, locating plate 2, locating hole 2.1, fly leaf 3, rotation axis 4, lathe tool 5, aerogenerator end cover 6, hole 6.1, first bearing 7, bearing plate 8, motor 9, second bearing 10, copper sheathing 11, lead screw 12, third bearing 13, handle 14, guide bar 15, fastening bolt 16, gasket 17, telescopic link 18.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "front", "rear", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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 thus, should not be construed as limiting the present invention.
As shown in fig. 1-3, the device for repairing an inner hole of an end cover of a wind driven generator comprises a fixed platform 1, a positioning plate 2, a movable plate 3, a rotating shaft 4 and a turning tool 5; the top surface of the fixed platform 1 is fixedly connected with a positioning plate 2 with a vertically arranged plate surface, the top surface of the fixed platform 1 at one side of the positioning plate 2 is provided with a chute 1.1 which is vertical to the plate surface of the positioning plate 2, the chute 1.1 is a dovetail groove, a sliding block 1.2 is arranged along the chute 1.1 in a sliding manner, the sliding block 1.2 is provided with a limiting groove 1.3, an inner hole 6.1 of a disassembled wind driven generator end cover 6 is hoisted into the limiting groove 1.3 of the sliding block 1.2 after repair welding, the wind driven generator end cover 6 is driven to move to the positioning plate 2 along the chute 1.1 by moving the sliding block 1.2, the end surface of the wind driven generator end cover 6 is attached to the plate surface of the positioning plate 2, so that the wind driven generator end cover 6 is kept in a vertical state, and the position of the wind driven generator end cover 6 is limited; a plurality of groups of positioning holes 2.1 are formed in the edge of the positioning plate 2 along the circumferential direction of the rotating shaft 4, each group of positioning holes 2.1 is used for matching with an end cover of a corresponding type, fastening bolts 16 penetrate through the positioning holes 2.1, and the wind driven generator end cover 6 is conveniently and fixedly connected to the positioning plate 2 by the fastening bolts 16 penetrating through bolt holes in the wind driven generator end cover 6 and the positioning holes 2.1 in the positioning plate 2; the gasket 17 is sleeved on the fastening bolt 16 between the wind driven generator end cover 6 and the positioning plate 2, and the distance is reserved between the wind driven generator end cover 6 and the positioning plate 2 through the gasket 17, so that the turning of the inner hole 6.1 of the wind driven generator end cover 6 by the turning tool 5 is facilitated.
A movable plate 3 parallel to the positioning plate 2 is arranged on the other side of the positioning plate 2, a first bearing 7 is mounted on the surface of the movable plate 3, and a rotating shaft 4 penetrates through the inner ring of the first bearing 7; the bottom of the movable plate 3 is welded with a bearing plate 8 with a horizontally placed plate surface, the motor 9 is arranged on the bearing plate 8, the bearing plate 8 is used for installing and fixing the motor 9, the overall stability of the device is improved, an output shaft of the motor 9 is in transmission connection with one end of the rotating shaft 4, and the rotating shaft 4 drives an inner ring of the first bearing 7 to rotate relative to the movable plate 3 under the driving of the motor 9; the other end of the rotating shaft 4 penetrates through the positioning plate 2 and is vertically fixed with a turning tool 5, and in the process that the motor 9 drives the rotating shaft 4 to rotate, the rotating shaft 4 can drive the turning tool 5 to machine and repair the surface of an inner hole 6.1 of the end cover 6 of the wind driven generator; install the cover on locating plate 2 and establish second bearing 10 on rotation axis 4, install the cover at the inner circle tight fit of second bearing 10 and establish copper sheathing 11 on rotation axis 4, rotation axis 4 and 11 clearances in copper sheathing or transition fit, guarantee that rotation axis 4 can carry out rectilinear movement along copper sheathing 11, furthermore, the rotatory in-process of rotation axis 4, there is run-out, can drive copper sheathing 11 and second bearing 10 and rotate, be favorable to reducing frictional force, and copper sheathing 11 is wear-resisting, be favorable to increase of service life.
A screw 12 is vertically threaded on the movable plate 3, one end of the screw 12 is rotatably arranged in the positioning plate 2 through a third bearing 13, the other end of the screw 12 is fixedly connected with a handle 14, the screw 12 is controlled to rotate through the operating handle 14, so that the movable plate 3 drives the rotating shaft 4 to move axially, the axial position of the turning tool 5 in the inner hole 6.1 of the wind driven generator end cover 6 is adjusted, the turning tool is convenient to machine and repair along the axial direction of the inner hole 6.1 of the wind driven generator end cover 6, the operation is simple, and time and labor are saved; the guide rod 15 perpendicular to the plate surface is fixed on the positioning plate 2 on the same side with the screw 12, the end of the guide rod 15 penetrates through the movable plate 3, the guide rod 15 is arranged to guide the movement of the movable plate 3 and support the movable plate 3, and the movable plate 3 is prevented from generating radial acting force on the rotating shaft 4 to influence the rotating efficiency of the rotating shaft 4 in the rotating process of the screw 12.
The utility model discloses a locating plate 2 is through bracing piece and 1 top surface fixed connection of fixed platform, and the bracing piece is telescopic link 18, realizes through telescopic link 18 that the lift of locating plate 2 is favorable to guaranteeing the machining precision in order to guarantee hole 6.1 and the 4 coaxial lines of rotation axis of aerogenerator end cover 6, can realize quick location and fastening moreover, reduces the operation degree of difficulty, improves the operating efficiency.
The working principle is as follows: firstly, detaching a wind driven generator end cover 6, performing repair welding on an inner hole 6.1 of the generator end cover 6 by an operator, hoisting the wind driven generator end cover 6 to a fixed platform 1 after the repair welding is finished, vertically clamping the edge of the wind driven generator end cover 6 in a limiting groove 1.3, and driving the wind driven generator end cover 6 to move along a sliding groove 1.1 by the operator through a movable sliding block 1.2 until the end surface of the wind driven generator end cover 6 is attached to the surface of a positioning plate 2; secondly, the operator adjusts the height of the telescopic rod 18 to enable the inner hole 6.1 of the end cover 6 of the wind driven generator to be coaxial with the rotating shaft 4; then, a fastening bolt 16 penetrates through a bolt hole in the end cover 6 of the wind driven generator and a positioning hole 2.1 in the positioning plate 2, and the end cover 6 of the wind driven generator is fixedly connected with the positioning plate 2; finally, the motor 9 is started, the output shaft of the motor 9 drives the rotating shaft 4 to rotate, and meanwhile, the operating handle 14 of the operator rotates the screw rod 12 to enable the movable plate 3 to drive the rotating shaft 4 to linearly move along the guide rod 15, so that the rotating shaft 4 drives the turning tool 5 to machine and repair the surface of the inner hole 6.1 of the end cover 6 of the wind driven generator.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The inner hole repairing device for the end cover of the wind driven generator is characterized by comprising a fixed platform, a positioning plate, a movable plate, a rotating shaft and a turning tool; the top surface of the fixed platform is fixedly connected with the positioning plate with the plate surface vertically arranged; the turning tool is characterized in that a movable plate parallel to the positioning plate is arranged on one side of the positioning plate, a first bearing is mounted on the surface of the movable plate, the rotating shaft penetrates through the inner ring of the first bearing, one end of the rotating shaft penetrates through the positioning plate and is fixed with the turning tool, and a motor with an output shaft in transmission connection with the other end of the rotating shaft is mounted on the movable plate; a screw rod is vertically penetrated and screwed on the movable plate, and one end of the screw rod is rotatably arranged in the positioning plate; and a plurality of positioning holes are formed in the edge of the positioning plate.
2. The repairing device for the inner hole of the end cover of the wind driven generator as claimed in claim 1, wherein a sliding groove perpendicular to the surface of the positioning plate is formed in the top surface of the fixing platform on the other side of the positioning plate, a sliding block is slidably arranged along the sliding groove, and a limiting groove is formed in the sliding block.
3. The wind driven generator end cover inner hole repairing device as claimed in claim 1, wherein the positioning plate is fixedly connected with the top surface of the fixed platform through a supporting rod, and the supporting rod is a telescopic rod.
4. The wind driven generator end cover inner hole repairing device is characterized by further comprising a guide rod; the positioning plate on the same side as the screw rod is fixed with the guide rod perpendicular to the plate surface, and the end part of the guide rod penetrates through the movable plate.
5. The device for repairing the inner hole of the end cover of the wind driven generator as claimed in any one of claims 1 to 4, wherein a second bearing sleeved on the rotating shaft is mounted on the positioning plate, and the rotating shaft is in clearance fit with an inner ring of the second bearing.
6. The wind driven generator end cover inner hole repairing device is characterized in that a copper sleeve sleeved on the rotating shaft is installed on the inner ring of the second bearing in a tight fit mode, and the rotating shaft is in clearance fit or transition fit with the copper sleeve.
7. The wind driven generator end cover inner hole repairing device is characterized in that a handle is fixedly connected to the other end of the lead screw.
8. The device for repairing the inner hole of the end cover of the wind driven generator as claimed in claim 1, wherein a fastening bolt is arranged in the positioning hole in a penetrating manner, and a gasket is sleeved on the fastening bolt on the same side as the turning tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222236206.7U CN217964780U (en) | 2022-08-23 | 2022-08-23 | Aerogenerator end cover hole prosthetic devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222236206.7U CN217964780U (en) | 2022-08-23 | 2022-08-23 | Aerogenerator end cover hole prosthetic devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217964780U true CN217964780U (en) | 2022-12-06 |
Family
ID=84260168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222236206.7U Active CN217964780U (en) | 2022-08-23 | 2022-08-23 | Aerogenerator end cover hole prosthetic devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217964780U (en) |
-
2022
- 2022-08-23 CN CN202222236206.7U patent/CN217964780U/en active Active
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