CN219887859U - Device for opening and closing interlayer platform cover plate of tower drum of wind turbine generator - Google Patents
Device for opening and closing interlayer platform cover plate of tower drum of wind turbine generator Download PDFInfo
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- CN219887859U CN219887859U CN202321039393.8U CN202321039393U CN219887859U CN 219887859 U CN219887859 U CN 219887859U CN 202321039393 U CN202321039393 U CN 202321039393U CN 219887859 U CN219887859 U CN 219887859U
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- 239000011229 interlayer Substances 0.000 title claims description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 11
- 241000282326 Felis catus Species 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000011664 signaling Effects 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model provides an opening and closing device for a platform cover plate between tower cylinders of a wind turbine generator, which is used for driving the opening and closing of the platform cover plate; the device comprises a shell, wherein the shell is provided with one side of a platform cover plate hinged with a platform, a cavity is specifically arranged in the shell, and a transmission shaft is arranged in the installation cavity along a third direction; one end of the transmission shaft penetrates through the first through hole to be connected with a transmission assembly, and the other end of the transmission assembly is connected with the platform cover plate; the transmission shaft is connected with a driving mechanism; the other end of the transmission shaft is connected with a limiting component, the limiting component is arranged in the mounting cavity and comprises a limiting block and a contact sensor, the limiting block is connected with one end of the transmission shaft, and the contact sensor is used for acquiring a contact signal of the limiting block; the input end of the control system is connected with the contact sensor, and the output end of the control system is connected with the driving mechanism; through the structure, the opening and closing angle of the platform cover plate is prevented from being too large by arranging the limiting assembly, and the failure rate of the platform cover plate in the opening and closing process is reduced.
Description
Technical Field
The disclosure relates generally to the technical field of wind turbine tower cylinder cover plate opening and closing devices, and in particular relates to a wind turbine tower cylinder interlayer platform cover plate opening and closing device.
Background
The wind turbine generator is a device for converting wind kinetic energy into mechanical kinetic energy and then converting the mechanical energy into electric kinetic energy. The principle of the wind turbine generator is that wind power is utilized to drive blades of a fan to rotate, and then the rotating speed is increased through a speed increaser so as to promote a generator to generate electricity. The fan tower is used for supporting the blades and absorbing the vibration of the unit.
Before entering the engine room, the staff of the wind turbine generator system must pass through a tower drum ladder stand of nearly hundred meters, a platform cover plate is arranged between each layer of the wind turbine tower drum, and when the staff goes up and down the tower drum, the platform cover plates of all layers can play a role in protection. In prior art, as the application number 202110961651.7 discloses a wind generating set and apron subassembly, this patent has solved the not high problem of the process flexibility ratio of platform apron opening or closing, but when drive arrangement drive platform apron was opened, angle sensor damaged unable detection platform apron's rotation angle, can cause the platform apron to open and shut the angle too big, and then causes the gear train to damage for the platform apron easily breaks down at the in-process that opens and shuts.
Disclosure of Invention
In view of the foregoing drawbacks or shortcomings in the prior art, it is desirable to provide a device for opening and closing a platform cover plate between tower drums of a wind turbine generator.
The utility model provides a device for opening and closing a platform cover plate between tower cylinders of a wind turbine, wherein the tower cylinders of the wind turbine are provided with a plurality of platforms along a first direction, the platforms are provided with channels communicated along the first direction, the inner side of each channel is provided with a ladder stand, the top of each platform is provided with a platform cover plate along a second direction, one end of each platform cover plate is hinged with each platform, each platform cover plate is used for shielding each channel, and the opening and closing device is used for driving the platform cover plates to open and close, and the device comprises:
the shell is arranged on the platform and positioned at one side of the platform cover plate hinged with the platform, and an installation cavity is formed in the shell; a transmission shaft is arranged in the installation cavity along a third direction; a first through hole is formed in the side wall of the shell along the third direction, and one end of the transmission shaft penetrates through the first through hole; the second direction is perpendicular to the first direction, the third direction is perpendicular to the first direction and perpendicular to the second direction;
one end of the transmission assembly is connected with the platform cover plate, and the other end of the transmission assembly is connected with one end of the transmission shaft penetrating through the first through hole;
the driving mechanism is arranged in the mounting cavity, the driving end of the driving mechanism is connected with the transmission shaft, and the driving mechanism is used for driving the transmission shaft to rotate;
the limiting assembly is arranged in the mounting cavity and comprises a limiting block and a contact sensor, the limiting block is fixedly connected with the other end of the transmission shaft, the contact sensor is arranged on the inner wall of the shell, and the contact sensor is used for acquiring a contact signal of the limiting block;
the input end of the control system is connected with the contact sensor, the output end of the control system is connected with the driving mechanism, and the control system is used for receiving the contact signal and controlling the driving mechanism to stop.
According to the technical scheme provided by the utility model, the driving mechanism is a direct-current gear motor, the direct-current gear motor is fixedly connected to the inner wall of the shell, and the driving end of the direct-current gear motor is in key connection with the transmission shaft.
According to the technical scheme provided by the utility model, the transmission assembly comprises a first crank arm and a second crank arm, one end of the second crank arm is connected with the platform cover plate, and the other end of the second crank arm is rotationally connected with one end of the first crank arm; the other end of the first crank arm is connected with one end of the transmission shaft in a key manner.
According to the technical scheme provided by the utility model, the second crank arm is connected with the platform cover plate through the connecting flange, and the connecting flange is hinged with the second crank arm.
According to the technical scheme provided by the utility model, the limiting block comprises a driving part and a first abutting part, wherein the driving part is connected with one end of the transmission shaft, the first abutting part is arranged at the top of the driving part, and the triggering end of the contact sensor is arranged above the first abutting part.
According to the technical scheme provided by the utility model, the mechanical limiting block is arranged in the mounting cavity along the second direction and comprises a fixing part and a limiting part, the fixing part is fixed on the inner wall of the shell, the limiting part extends along the second direction, a groove is arranged at one end of the limiting part far away from the fixing part, one end of the driving part is arranged in the groove, and a gap is formed between the driving part and the groove along the first direction.
According to the technical scheme provided by the utility model, a buffer spring is arranged on one side, close to the platform cover plate, of the shell along the second direction.
According to the technical scheme provided by the utility model, a lower sensor is arranged below the platform and positioned on the cat ladder, and an upper sensor is arranged above the platform and positioned on the cat ladder; the lower sensor is connected with the control system, and the upper sensor is connected with the control system.
The utility model has the beneficial effects that:
based on the technical scheme provided by the utility model, when the opening and closing device is used, after a worker arrives at a platform cover plate, the driving mechanism is controlled to start, and the driving mechanism drives the transmission shaft to rotate in the forward direction so as to drive the transmission assembly and the limiting block to rotate, and the transmission assembly pulls the platform cover plate to be opened; when the limiting block rotates to be abutted against the contact sensor, the contact sensor sends a contact signal to the control system, and after the control system receives the contact signal, the driving mechanism is controlled to stop, so that the platform cover plate is driven to stop opening, and the overlarge opening and closing angle of the platform cover plate is prevented; when a worker passes through the corresponding platform, the driving mechanism is controlled to start, and drives the transmission shaft to reversely rotate, so as to drive the transmission assembly and the limiting block to rotate, and the transmission assembly drives the platform cover plate to be closed and reset; through the structure, the limiting assembly is arranged to prevent the opening and closing angle of the platform cover plate from being too large, so that the failure rate of the platform cover plate in the opening and closing process is reduced.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic installation diagram of a device for opening and closing a platform cover plate between tower cylinders of a wind turbine generator;
FIG. 2 is an internal schematic diagram of a device for opening and closing a platform cover plate between tower cylinders of a wind turbine generator;
FIG. 3 is a schematic installation view of a device for opening and closing a platform cover plate between tower cylinders of a wind turbine generator;
FIG. 4 is a schematic view of a stopper;
FIG. 5 is a schematic view of a mechanical stop block;
fig. 6 is a schematic diagram of a direct current gear motor.
In the figure: 1. a platform; 2. a ladder stand; 3. a platform cover plate; 4. a housing; 6. a transmission assembly; 61. a first crank arm; 62. a second crank arm; 7. a direct current speed reduction motor; 71. a driving end; 8. a limiting block; 81. a driving section; 82. a first abutting portion; 9. a contact sensor; 91. a trigger end; 10. a connecting flange; 11. a mechanical limiting block; 111. a fixing part; 112. a limit part; 12. a buffer spring; 13. uploading a sensor; 14. and (5) a lower sensor.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Example 1
Referring to fig. 1-2, which are schematic diagrams of an opening and closing device for an interlayer platform cover plate of a wind turbine generator tower, the wind turbine generator tower has a plurality of platforms 1 along a first direction, the platforms 1 have channels communicated along the first direction, a ladder stand 2 is arranged on the inner side of each channel, a platform cover plate 3 is arranged on the top of each platform 1 along a second direction, one end of each platform cover plate 3 is hinged with each platform 1, the platform cover plates 3 are used for shielding the channels, and the opening and closing device is used for driving the platform cover plates 3 to open and close, and comprises:
the shell 4 is arranged on the platform 1 and is positioned on one side of the platform cover plate 3 hinged with the platform 1, and an installation cavity is formed in the shell 4; a transmission shaft is arranged in the installation cavity along a third direction; a first through hole is formed in the side wall of the shell 4 along the third direction, and one end of the transmission shaft penetrates through the first through hole; the second direction is perpendicular to the first direction, the third direction is perpendicular to the first direction and perpendicular to the second direction;
the transmission assembly 6, one end of the transmission assembly 6 is connected with the platform cover plate 3, and the other end of the transmission assembly 6 is connected with one end of the transmission shaft penetrating through the first through hole;
the driving mechanism is arranged in the mounting cavity, the driving end 71 of the driving mechanism is connected with the transmission shaft, and the driving mechanism is used for driving the transmission shaft to rotate;
the limiting assembly is arranged in the mounting cavity and comprises a limiting block 8 and a contact sensor 9, the limiting block 8 is fixedly connected with the other end of the transmission shaft, the contact sensor 9 is arranged on the inner wall of the shell 4, and the contact sensor 9 is used for acquiring a contact signal of the limiting block 8;
the input end of the control system is connected with the contact sensor 9, the output end of the control system is connected with the driving mechanism, and the control system is used for receiving the contact signal and controlling the driving mechanism to stop.
Specifically, the first direction is a vertical direction, the second direction is a horizontal direction, and the third direction is a horizontal direction;
specifically, the platform cover plate 3 is hinged with the platform 1 through a hinge;
working principle: when the opening and closing device is used, after a worker arrives at the platform cover plate 3, the driving mechanism is controlled to start, and drives the transmission shaft to rotate forward, so as to drive the transmission assembly 6 and the limiting block 8 to rotate, and the transmission assembly 6 pulls the platform cover plate 3 to be opened; when the limiting block 8 rotates to be abutted against the contact sensor 9, the contact sensor 9 sends a contact signal to the control system, and after the control system receives the contact signal, the control system controls the driving mechanism to stop, so as to drive the platform cover plate 3 to stop opening, and the overlarge opening and closing angle of the platform cover plate 3 is prevented; when a worker passes through the corresponding platform 1, the driving mechanism is controlled to start, and drives the transmission shaft to reversely rotate, so as to drive the transmission assembly 6 and the limiting block 8 to rotate, and the transmission assembly 6 drives the platform cover plate 3 to be closed and reset; through the structure, the limit assembly is arranged to prevent the opening and closing angle of the platform cover plate 3 from being too large, so that the failure rate of the platform cover plate 3 in the opening and closing process is reduced.
In some embodiments, the driving mechanism is a direct current gear motor 7, the direct current gear motor 7 is fixedly connected to the inner wall of the housing 4, and the driving end 71 of the direct current gear motor 7 is in key connection with the transmission shaft.
Specifically, the driving mechanism is a direct current gear motor 7, as shown in fig. 6, the direct current gear motor 7 is fixedly connected to the inner wall of the housing 4, the driving end 71 of the direct current gear motor 7 is a hollow shaft, the transmission shaft is arranged in the hollow shaft and is in key connection with the driving end 71, and when the driving end 71 of the direct current gear motor 7 rotates, the transmission shaft is driven to rotate, so that the transmission assembly 6 is stably driven to rotate; meanwhile, the direct-current gear motor 7 has self protection and is not easy to damage;
specifically, compared with the gear set driving transmission mechanism adopted in the comparison document, the utility model directly adopts the direct-current gear motor 7 as the driving mechanism, so that the problem of energy consumption loss caused by multi-stage gear driving in the prior art is avoided, and the problem of easy occurrence of faults in gear engagement is avoided.
In some embodiments, the transmission assembly 6 includes a first crank arm 61 and a second crank arm 62, one end of the second crank arm 62 is connected to the platform cover 3, and the other end of the second crank arm 62 is rotatably connected to one end of the first crank arm 61; the other end of the first crank arm 61 is keyed to one end of the drive shaft.
Specifically, the key connection is a common connection manner, and is not described herein;
specifically, as shown in fig. 1, the transmission assembly 6 includes a first crank arm 61 and a second crank arm 62, one end of the second crank arm 62 is connected to the platform cover 3, and the other end of the second crank arm 62 is rotatably connected to one end of the first crank arm 61 through a pin shaft; the other end of the first crank arm 61 is connected with one end of the transmission shaft in a key way; when the direct-current gear motor 7 drives the transmission shaft to rotate, the transmission shaft drives the first crank arm 61 to rotate, and the first crank arm 61 drives the second crank arm 62 to lift up, so that the platform cover plate 3 is driven to be opened.
In some embodiments, the second crank arm 62 is connected to the platform cover 3 through a connecting flange 10, and the connecting flange 10 is hinged to the second crank arm 62.
Specifically, the second crank arm 62 is connected with the platform cover plate 3 through a connecting flange 10, and the connecting flange 10 is hinged with the second crank arm 62 through a pin shaft; when the opening and closing device is damaged, the opening and closing device is convenient to detach from the platform cover plate 3.
In some embodiments, the stopper 8 includes a driving portion 81 and a first abutting portion 82, the driving portion 81 is connected to one end of the transmission shaft, the first abutting portion 82 is disposed at the top of the driving portion 81, the trigger end 91 of the contact sensor 9 is disposed above the first abutting portion 82 and can abut against the first abutting portion 82, and when the first abutting portion 82 abuts against the trigger end 91, the contact sensor 9 sends the contact signal to the control system.
In some embodiments, as shown in fig. 4, the driving portion 81 of the limiting block 8 is C-shaped, and the opening of the C-shape is at the top; a first abutting portion 82 is provided on the top of the driving portion 81; as shown in fig. 2, the contact sensor 9 is mounted on the inner wall of the housing 4, and the trigger end 91 of the contact sensor 9 is above the first abutment 82; in an initial state, the platform cover 3 is closed, and the trigger end 91 of the contact sensor 9 is above the first abutting portion 82 and is not in contact with the first abutting portion 82; when a worker passes through the platform cover plate 3, the platform cover plate 3 needs to be opened, at the moment, the transmission shaft is driven to rotate anticlockwise, the rotation shaft drives the limiting block 8 to rotate anticlockwise, the limiting block 8 rotates upwards, when the first abutting part 82 abuts against the triggering end 91, the contact sensor 9 sends a contact signal to the control system, the control system responds to the contact signal and controls the direct current gear motor 7 to stop rotating, so that the platform cover plate 3 stops opening, the opening and closing angle of the platform cover plate 3 is prevented from being overlarge, and the fault rate of the platform cover plate 3 in the opening and closing process is reduced; when the worker passes through, the platform cover plate 3 needs to be closed, the transmission shaft is driven to rotate clockwise at the moment, the rotation shaft drives the limiting block 8 to rotate clockwise, the limiting block 8 rotates downwards until the platform cover plate 3 is completely closed, at the moment, the trigger end 91 and the first abutting portion 82 return to the initial positions, at the moment, the trigger end 91 is above the first abutting portion 82 and is not in contact with the first abutting portion 82.
In some embodiments, the mechanical stopper 11 is disposed in the mounting cavity along the second direction, the mechanical stopper 11 includes a fixing portion 111 and a limiting portion 112, the fixing portion 111 is fixed on the inner wall of the housing 4, the limiting portion 112 extends along the second direction, a groove is disposed at an end of the limiting portion 112 away from the fixing portion 111, one end of the driving portion 81 is disposed in the groove, and a gap is formed between the driving portion 81 and the groove along the first direction.
Specifically, as shown in fig. 3, a mechanical limiting block 11 is disposed in the installation cavity along the second direction; as shown in fig. 5, the mechanical stopper 11 includes a fixing portion 111 and a limiting portion 112, the fixing portion 111 is fixed on the inner wall of the housing 4, the limiting portion 112 extends along the second direction, a groove is formed at an end of the limiting portion 112 away from the fixing portion 111, one end of the driving portion 81, which is close to the mechanical stopper 11, is disposed in the groove, and a movement gap is left between two sides of the driving portion 81 along the first direction and the groove; when the contact sensor 9 is damaged, the contact of the first abutting portion 82 with the trigger end 91 does not stop the direct-current gear motor 7; the limiting block 8 continues to rotate upwards, and when one end of the driving part 81 is abutted against the upper end of the groove, the direct-current gear motor 7 stops rotating, so that the platform cover plate 3 stops opening; after the worker passes through, will the platform apron 3 is closed, drives this moment the transmission shaft clockwise rotation, the axis of rotation drives stopper 8 clockwise rotation, stopper 8 rotates downwards, until the platform apron 3 is closed completely, drive portion 81 resets back initial position.
In some embodiments, a side of the housing 4 adjacent to the platform cover 3 is provided with a buffer spring 12 along the second direction.
Specifically, as shown in fig. 2, a buffer spring 12 is disposed on a side of the housing 4, which is close to the platform cover 3, along the second direction, and the buffer spring 12 is configured to play a role in buffering the opened platform cover 3, so as to prevent the platform cover 3 from colliding with the housing 4 when being opened.
In some embodiments, a lower sensor 14 is arranged below the platform 1 and on the cat ladder 2, and an upper sensor 13 is arranged above the platform 1 and on the cat ladder 2; the lower sensor 14 is connected with the control system, and the upper sensor 13 is connected with the control system.
In some embodiments, when a worker moves upwards through the lower sensor 14 on the ladder 2, the lower sensor 14 sends an uplink signal to the control system, the control system controls the driving end 71 of the direct current gear motor 7 to rotate, so as to drive the transmission assembly 6 to pull the platform cover plate 3 to open, and when the worker continues to move upwards through the upper sensor 13, the upper sensor 13 sends a signal to the control system, and the control system controls the direct current gear motor 7 to reversely rotate, so as to drive the transmission assembly 6 to push the platform cover plate 3 to be closed downwards, so that the cover plate can be automatically opened and closed when the worker moves upwards through the platform 1;
in some embodiments, when the climbing ladder 2 has a worker running downwards and passes through the upper sensor 13, the upper sensor 13 sends a downlink signal to the control system, the control system controls the driving end 71 of the direct current gear motor 7 to rotate and then drives the transmission assembly 6 to pull the platform cover plate 3 to open, when the worker continues to move downwards and passes through the lower sensor 14, the lower sensor 14 sends a signal to the control system, and the control system controls the direct current gear motor 7 to rotate reversely and then drives the transmission assembly 6 to push the platform cover plate 3 to close downwards, so that the cover plate can be automatically opened and closed when the worker runs downwards and passes through the platform 1.
The above description is only illustrative of the preferred embodiments of the present utility model and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in the present utility model is not limited to the specific combinations of the technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the inventive concept. Such as the above-mentioned features and the technical features disclosed in the present utility model (but not limited to) having similar functions are replaced with each other.
Claims (8)
1. The utility model provides a wind turbine generator system tower section of thick bamboo interlayer platform apron device that opens and shuts, wind turbine generator system tower section of thick bamboo has a plurality of platforms (1) along first direction, a plurality of platform (1) have along the passageway of first direction intercommunication, the inboard of passageway is provided with cat ladder (2), every the top of platform (1) is provided with platform apron (3) along the second direction, the one end of platform apron (3) with platform (1) are articulated, platform apron (3) are used for sheltering from the passageway, the device that opens and shuts is used for the drive platform apron (3) open and shut, its characterized in that includes:
the shell (4) is arranged on the platform (1) and is positioned at one side of the platform cover plate (3) hinged with the platform (1), and an installation cavity is formed in the shell (4); a transmission shaft is arranged in the installation cavity along a third direction; a first through hole is formed in the side wall of the shell (4) along the third direction, and one end of the transmission shaft penetrates through the first through hole; the second direction is perpendicular to the first direction, the third direction is perpendicular to the first direction and perpendicular to the second direction;
the transmission assembly (6), one end of the transmission assembly (6) is connected with the platform cover plate (3), and the other end of the transmission assembly (6) is connected with one end of the transmission shaft penetrating through the first through hole;
the driving mechanism is arranged in the mounting cavity, a driving end (71) of the driving mechanism is connected with the transmission shaft, and the driving mechanism is used for driving the transmission shaft to rotate;
the limiting assembly is arranged in the mounting cavity and comprises a limiting block (8) and a contact sensor (9), the limiting block (8) is fixedly connected with the other end of the transmission shaft, the contact sensor (9) is arranged on the inner wall of the shell, and the contact sensor (9) is used for acquiring a contact signal of the limiting block (8);
the input end of the control system is connected with the contact sensor (9), the output end of the control system is connected with the driving mechanism, and the control system is used for receiving the contact signal and controlling the driving mechanism to stop.
2. The device for opening and closing the interlayer platform cover plate of the tower drum of the wind turbine generator system according to claim 1, wherein the driving mechanism is a direct-current gear motor (7), the direct-current gear motor (7) is fixedly connected to the inner wall of the shell, and a driving end (71) of the direct-current gear motor (7) is in key connection with the transmission shaft.
3. The device for opening and closing the platform cover plate between tower cylinders of the wind turbine generator according to claim 1, wherein the transmission assembly (6) comprises a first crank arm (61) and a second crank arm (62), one end of the second crank arm (62) is connected with the platform cover plate (3), and the other end of the second crank arm (62) is rotatably connected with one end of the first crank arm (61); the other end of the first crank arm (61) is connected with one end of the transmission shaft in a key way.
4. A wind turbine tower interlayer platform cover plate opening and closing device according to claim 3, wherein the second crank arm (62) is connected with the platform cover plate (3) through a connecting flange (10), and the connecting flange (10) is hinged with the second crank arm (62).
5. The device for opening and closing the platform cover plate between wind turbine tower cylinders according to claim 1, wherein the limiting block (8) comprises a driving part (81) and a first abutting part (82), the driving part (81) is connected with one end of the transmission shaft, the first abutting part (82) is arranged at the top of the driving part (81), a triggering end (91) of the contact sensor (9) is arranged above the first abutting part (82) and can abut against the first abutting part (82), and when the first abutting part (82) abuts against the triggering end (91), the contact sensor (9) sends the contact signal to the control system.
6. The wind turbine tower interlayer platform cover plate opening and closing device according to claim 5, wherein a mechanical limiting block (11) is arranged in the installation cavity along a second direction, the mechanical limiting block (11) comprises a fixing portion (111) and a limiting portion (112), the fixing portion (111) is fixed on the inner wall of the shell, the limiting portion (112) extends along the second direction, a groove is formed in one end, far away from the fixing portion (111), of the limiting portion (112), one end of the driving portion (81) is arranged in the groove, and a gap is formed between the driving portion (81) and the groove along the first direction.
7. The device for opening and closing the interlayer platform cover plate of the tower drum of the wind turbine generator according to claim 1, wherein a buffer spring (12) is arranged on one side, close to the platform cover plate (3), of the shell (4) along the second direction.
8. The device for opening and closing the interlayer platform cover plate of the tower drum of the wind turbine generator system according to claim 1, wherein a lower sensor (14) is arranged below the platform (1) and on the cat ladder (2), and an upper sensor (13) is arranged above the platform (1) and on the cat ladder (2); the lower sensor (14) is connected with the control system, and the upper sensor (13) is connected with the control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321039393.8U CN219887859U (en) | 2023-05-05 | 2023-05-05 | Device for opening and closing interlayer platform cover plate of tower drum of wind turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321039393.8U CN219887859U (en) | 2023-05-05 | 2023-05-05 | Device for opening and closing interlayer platform cover plate of tower drum of wind turbine generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219887859U true CN219887859U (en) | 2023-10-24 |
Family
ID=88411500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321039393.8U Active CN219887859U (en) | 2023-05-05 | 2023-05-05 | Device for opening and closing interlayer platform cover plate of tower drum of wind turbine generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219887859U (en) |
-
2023
- 2023-05-05 CN CN202321039393.8U patent/CN219887859U/en active Active
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