CN216072841U - Hoisting mechanism for wind driven generator component and wind driven generator - Google Patents
Hoisting mechanism for wind driven generator component and wind driven generator Download PDFInfo
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- CN216072841U CN216072841U CN202122050715.6U CN202122050715U CN216072841U CN 216072841 U CN216072841 U CN 216072841U CN 202122050715 U CN202122050715 U CN 202122050715U CN 216072841 U CN216072841 U CN 216072841U
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- hoisting mechanism
- wind turbine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model relates to the technical field of wind power generation hoisting, and provides a hoisting mechanism for a wind power generator component and a wind power generator, which comprise a lead component, a traction transmission component, a hoisting device and a hoisting piece, wherein the lead component comprises at least two guide wheels, the at least two guide wheels are suitable for being arranged on a rear underframe of the wind power generator at intervals, the traction transmission component penetrates through the at least two guide wheels, the hoisting device is connected with one end of the traction transmission component to drive the traction transmission component to move, one end of the traction transmission component, which is far away from the hoisting device, is suitable for being connected with the hoisting piece, and the hoisting piece is suitable for hoisting the component; when the hoisting device is used for hoisting the component, the hoisting device works to enable the traction transmission part and the hoisting part to descend or ascend so as to hoist the component such as a transformer, a generator system and the like, so that the convenience of installation and maintenance of the wind driven generator component is improved.
Description
Technical Field
The utility model relates to the technical field of wind power generation hoisting, in particular to a hoisting mechanism for a wind power generator component and a wind power generator.
Background
The common wind generating set (hereinafter referred to as a fan) generally comprises a cabin, a tower and a variable pitch system, wherein the cabin is mounted at the top of the tower, and the variable pitch system is arranged at the end part of the cabin, wherein the cabin mainly comprises a rear underframe, a transmission system, a generator system, a transformer and the like, the transmission system, the generator system and the transformer are usually mounted on the rear underframe, the problems of overlong rear underframe and overlarge bending moment are easily caused by the arrangement mode, in order to optimize the structure of the fan, the transformer is suspended below the rear underframe by part of the technology, but the rear underframe is higher than the ground, so that the installation and maintenance of wind generating set components such as the transformer, the generator system, the electrical cabinet and the like are inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model solves the problem of how to design a hoisting mechanism which is convenient for hoisting a wind driven generator component.
In order to solve the above problems, the present invention provides a hoisting mechanism for wind turbine components, comprising:
the guide wire assembly comprises at least two guide wheels, and the at least two guide wheels are suitable for being arranged on a rear underframe of the wind driven generator at intervals;
the traction transmission part is arranged on at least two guide wheels in a penetrating manner;
the hoisting device is connected with one end of the traction transmission part to drive the traction transmission part to move;
the hoisting device comprises a hoisting piece, wherein one end of the traction transmission piece, which deviates from the hoisting device, is suitable for being connected with the hoisting piece, and the hoisting piece is suitable for hoisting a component.
Optionally, the wire assembly further includes a movable pulley and a support member, the support member is adapted to be disposed on the rear chassis, one end of the traction transmission member, which is away from the hoisting device, is adapted to pass through the movable pulley and be connected with the support member, and the hoisting member is disposed at the bottom of the movable pulley.
Optionally, the number of the lead assemblies is at least two, and at least two of the lead assemblies are arranged on the rear chassis at intervals.
Optionally, the top of the guide wheel is higher than or flush with the upper surface of the rear chassis.
Optionally, the rear chassis is adapted to be provided with an installation opening, and the guide wheel is embedded in the installation opening and adapted to rotate in the installation opening.
Optionally, the wire assembly further comprises a mounting member disposed on the rear chassis, the guide wheel being disposed on the mounting member and adapted to rotate on the mounting member.
Optionally, the mounting member comprises a mounting bracket on which the guide wheel is mounted via a shaft.
Optionally, the bottom of the mounting bracket is provided with a guide hole structure for preventing the traction transmission member from deviating.
Optionally, the mounting bracket is further provided with a folding structure at the guide hole structure.
Compared with the prior art, the utility model arranges at least two guide wheels on the rear underframe at intervals, connects one end of the traction transmission part with the hoisting device, and the other end of the traction transmission part passes through each guide wheel and is suitable for being connected with the hoisting part, so that when the component is hoisted, the hoisting device works, and the traction transmission part and the hoisting part descend or ascend to hoist the component such as a transformer, a generator system and the like, thereby improving the convenience of installation and maintenance of the wind driven generator component.
The utility model also provides a wind driven generator which comprises the hoisting mechanism for the wind driven generator component, a rear chassis and a component. The beneficial effects of the wind driven generator are the same as those of the hoisting mechanism for the wind driven generator component, and are not repeated herein.
Drawings
FIG. 1 is a schematic structural diagram of a wind turbine according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a second schematic view of a wind turbine according to an embodiment of the present invention.
Description of reference numerals:
1-a traction drive; 2-a wire assembly; 21-a guide wheel; 22-a movable pulley; 23-a support; 24-a mounting bracket; 241-a pilot hole structure; 3-a hoisting device; 4-hoisting parts; 5-rear bottom frame; 51-mounting opening.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the coordinate system XYZ provided herein, the X axis represents the right direction in the forward direction, the X axis represents the left direction in the reverse direction, the Y axis represents the front direction, the Y axis represents the rear direction in the reverse direction, the Z axis represents the upper direction in the forward direction, and the Z axis represents the lower direction in the reverse direction. Also, it is noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the terms "an embodiment," "one embodiment," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or implementation is included in at least one embodiment or example implementation of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.
Referring to fig. 1 and 2, an embodiment of the present invention provides a hoisting mechanism for a wind turbine component, including:
the wire assembly 2 comprises at least two guide wheels 21, and the at least two guide wheels 21 are suitable for being arranged on the rear underframe 5 of the wind driven generator at intervals;
the traction transmission part 1 is arranged on at least two guide wheels 21 in a penetrating way;
the winding device 3 is connected with one end of the traction transmission part 1 so as to drive the traction transmission part 1 to move;
and the end, deviating from the hoisting device 3, of the traction transmission part 1 is suitable for being connected with the hoisting part 4, and the hoisting part 4 is suitable for hoisting a component.
It should be noted that the guide wheel 21 may be a fixed pulley, which is used to assist in supporting the movement of the traction drive 1; the number of the guide wheels 21 is at least two, and the at least two guide wheels 21 are arranged on the rear underframe 5, so that the distance between the hoisting device 3 connected with the two ends of the traction transmission part 1 and the hoisting part 4 is conveniently enlarged, and a better hoisting member is conveniently hoisted; the number of the guide wheels 21 and the distance between two adjacent guide wheels 21 can be set reasonably according to the length of the rear chassis 5 and the weight of the hoisted member, and are not limited herein. The traction transmission part 1 can be a traction rope, for example, the hoisting device 3 can drive the hoisting part 4 to ascend or descend through the traction transmission part 1 so as to realize the hoisting function of the component, and at the moment, the traction transmission part 1 plays a role of the traction rope; for example, the traction driving member 1 may be a steel wire rope or a chain, so that a relatively heavy member, such as a transformer of a wind turbine generator, a generator system, etc., may be hoisted, or the traction driving member 1 may be a traction driving member of other material, such as a nylon rope, etc., so that a relatively light member, such as an electrical cabinet of a wind turbine generator, etc., may be hoisted. The hoisting device 3 may be a hoisting machine, or may be another hoisting device 3, and is not particularly limited herein. The hoisting piece 4 can be a lifting hook, a lifting ring and other structures and is used for being directly connected with a component.
In the embodiment, at least two guide wheels 21 are arranged on the rear underframe 5 at intervals, one end of the traction transmission part 1 is connected with the hoisting device 3, and the other end of the traction transmission part 1 penetrates through each guide wheel 21 and is suitable for being connected with the hoisting part 4, so that when the component is hoisted, the hoisting device 3 works, the traction transmission part 1 and the hoisting part 4 descend or ascend to hoist the component such as a transformer, a generator system and the like, and the convenience of installation and maintenance of the wind driven generator component is improved.
In an embodiment of the present invention, as shown in fig. 1 to 3, the wire assembly 2 further includes a movable pulley 22 and a support 23, the support 23 is adapted to be disposed on the rear chassis 5, an end of the traction transmission member 1 facing away from the winding device 3 is adapted to pass through the movable pulley 22 and be connected with the support 23, and the hoisting member 4 is disposed at a bottom of the movable pulley 22.
Note that the movable sheave 22 is located at a lower position between the guide sheave 21 and the support 23. Through setting up support piece 23 on rear chassis 5, the one end of drawing driving medium 1 and deviating from hoisting device 3 is suitable for passing movable pulley 22 and is connected with support piece 23, and hoist and mount 4 sets up the bottom at movable pulley 22, thereby not only realize the installation of hanging to movable pulley 22, and when movable pulley 22 and hoist and mount 4 hoisted the operation to the component, because draw driving medium 1 and deviate from hoisting device 3's one end and pass two at least leading wheels 21 in proper order, be connected with support piece 23 behind a movable pulley 22, thereby when guaranteeing to draw driving medium 1 and go up the transmission at leading wheel 21 and movable pulley 22, draw driving medium 1 can not break away from leading wheel 21 and movable pulley 22, can realize the steady hoist and mount to the component.
Wherein, the support member 23 can be a rod-shaped structure, a plate-shaped structure, a block-shaped structure, etc., and the support member 23, which can be connected with the traction drive member 1 and has the auxiliary hoisting function, is suitable for the technical solution and is not limited and described herein.
In an embodiment of the present invention, as shown in fig. 1 to 3, the number of the lead assemblies 2 is at least two, and at least two of the lead assemblies 2 are disposed on the rear chassis 5 at intervals.
It should be noted that the number of the wire assemblies 2 and the number of the traction transmission members 1 can be matched with the number of the hoisting members 4, for example, if the number of the wire assemblies 2 is 2, the number of the traction transmission members 1 and the number of the hoisting members 4 are also 2; through setting up at least two wire assembly 2 intervals on rear chassis 5 to be convenient for can hoist the great, heavier component of weight of volume through at least two wire assembly 2 with pull driving medium 1 and hoist and mount 4 cooperation, wherein, the aerogenerator component is for example great, the weight of transformer, and the interval between two wire assembly 2 this moment matches with the length or the width phase-match of transformer, so that hoist the transformer smoothly.
In one embodiment of the utility model, the top of the guide wheels 21 is higher than or flush with the upper surface of the rear chassis 5.
It should be noted that, if the top of the guide wheel 21 is flush with or slightly higher than the upper surface of the rear chassis 5, the traction transmission member 1 is in contact with the upper surface of the rear chassis 5 in the transmission process, that is, the related components of the hoisting mechanism are flush with or lower than the upper surface of the rear chassis 5, so that the components of the hoisting mechanism above the rear chassis 5 can be reduced, and interference to other devices of the wind turbine on the rear chassis 5, such as a generator system and an electrical cabinet, can not be caused.
In general, the guide wire assembly 2, such as the guide wheel 21, is worn seriously or has a deviation problem after being used for a period, so that the guide wheel 21 is arranged to be higher than the upper surface of the rear chassis 5 at the top part, thereby facilitating the installation and the later maintenance work of the guide wheel 21 by workers.
In an embodiment of the present invention, the rear chassis 5 is adapted to open a mounting opening 51, and the guide wheel 21 is embedded in the mounting opening 51 and adapted to rotate in the mounting opening 51.
It should be noted that, by suitably forming the mounting opening 51 in the rear chassis 5, when the guide wheel 21 is inserted into the mounting opening 51, a part of the structure of the guide wheel 21 is located below the rear chassis 5, so as to reduce the height of the guide wheel 21 above the rear chassis 5, further reduce the space occupied by the guide wheel 21 above the rear chassis 5, and prevent interference with other devices of the wind turbine located above the rear chassis 5.
In one embodiment of the utility model, the wire assembly 2 further comprises a mounting member arranged on the rear chassis 5, on which mounting member the guide wheel 21 is arranged and adapted to rotate.
Note that, by providing the mounting member on the rear chassis 5, the guide wheel 21 is provided on the mounting member, thereby providing a mounting base for the guide wheel 21 by the mounting member. Wherein, leading wheel 21 can rotate on the installed part to when traction driving medium 1 passes through on leading wheel 21, leading wheel 21 that can rotate is convenient for play the auxiliary action to traction driving medium 1's motion, also reduces the frictional force of traction driving medium 1 and leading wheel 21, corresponding extension leading wheel 21 and traction driving medium 1's life.
In one embodiment of the present invention, as shown in fig. 2 and 3, the mounting member includes a mounting bracket 24, and the guide wheel 21 is mounted on the mounting bracket 24 through a rotating shaft.
It should be noted that the guide wheel 21 is mounted on a mounting bracket 24 provided on the rear chassis 5 through a rotating shaft, so that the height of the guide wheel 21 is correspondingly increased to facilitate the installation and maintenance of the guide wheel 21. Wherein, the mounting bracket 24 may be a U-shaped structure, thereby facilitating the support of the guide wheel 21.
In an embodiment of the present invention, as shown in fig. 2, a bottom of the mounting bracket 24 is provided with a guiding hole structure 241 for preventing the traction drive 1 from deviating.
It should be noted that, normally, the guide wheel 21 is mounted on the rear chassis 5 through the mounting bracket 24 and makes the position of the corner of the traction drive 1, that is, the traction drive 1 bends downward after bypassing the guide wheel 21, so that the guide hole structure 241 is provided on the mounting bracket 24, so that after the traction drive 1 passes through the guide hole structure 241, the guide hole structure 241 can play a role in guiding or correcting the traction drive 1, and the traction drive 1 is prevented from being separated from the guide wheel 21 when the member below the sling 4 is swung by wind power. The guide hole structure 241 is larger than or equal to the diameter of the traction transmission member 1, so that the traction transmission member 1 can smoothly pass through the guide hole structure 241 when passing through the guide hole structure 241 on the rear chassis 5, and can also play a role in correcting the traction transmission member 1 in the movement process.
In one embodiment of the present invention, the mounting bracket 24 is further provided with a folding structure at the guide hole structure 241.
It should be noted that, by providing the flanging structure at the guiding hole structure 241 of the mounting bracket 24, not only the traction driving member 1 can move smoothly at the guiding hole structure 241, but also the friction force between the traction driving member 1 and the flanging structure can be further reduced, and the service life of the traction driving member 1 can be correspondingly prolonged. The number of the edge folding structures may be two, that is, the two edge folding structures are respectively located at two ends of the guide hole structure 241, and the edge folding structures are formed by bending the part of the rear chassis 5 at the guide hole structure 241 downwards or upwards. The edge folding structure and the rear chassis 5 are arranged at an included angle, and can be a round angle, an acute angle and the like, and the edge folding structure is not particularly limited herein.
In one embodiment of the present invention, the mounting member includes a rotating shaft, the rotating shaft is disposed on the rear chassis 5, the guide wheel 21 is sleeved on the rotating shaft, and the guide wheel 21 is adapted to rotate around the rotating shaft.
It should be noted that, by installing the rotating shaft (not shown in the figures) as the installation member in the installation opening 51 of the rear chassis 5, the guide wheel 21 is directly sleeved on the rotating shaft, so that the guide wheel 21 is suitable for rotating to play a role in guiding the traction drive member 1. If the rotating shaft is fixedly arranged on the rear chassis 5, the guide wheel 21 can rotate around the rotating shaft after the guide wheel 21 is sleeved on the rotating shaft, and if the rotating shaft is rotatably arranged on the rear chassis 5, for example, the rotating shaft is arranged on the rear chassis 5 through a bearing, at this time, when the guide wheel 21 is sleeved on the rear chassis 5, the guide wheel 21 can rotate along with the rotating shaft under the action of the movement of the traction transmission member 1.
The utility model further provides a wind driven generator, which comprises the hoisting mechanism for the wind driven generator component, a rear chassis 5 and a component.
It should be noted that, as shown in fig. 1 and fig. 3, at least two guide wheels 21 of the wire assembly 2 are arranged on the rear chassis 5 at intervals, one end of the traction transmission member 1 is connected with the hoisting device 3, the other end of the traction transmission member 1 penetrates through the at least two guide wheels 21 and is connected with the hoisting member 4, the hoisting member 4 is suitable for mounting a component, and when the component is hoisted, the hoisting device 3 rotates to drive the traction transmission member 1 to move around the guide wheels 21, so that the component is hoisted. The component may be a transformer of a wind turbine, a generator system, and the like, and is not particularly limited herein.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.
Claims (10)
1. A hoisting mechanism for wind turbine components, comprising:
the wire assembly (2) comprises at least two guide wheels (21), and the at least two guide wheels (21) are suitable for being arranged on a rear underframe (5) of the wind driven generator at intervals;
the traction transmission part (1) is arranged on the at least two guide wheels (21) in a penetrating manner;
the hoisting device (3) is connected with one end of the traction transmission part (1) to drive the traction transmission part (1) to move;
the hoisting device comprises a hoisting piece (4), one end of the traction transmission piece (1) departing from the hoisting device (3) is suitable for being connected with the hoisting piece (4), and the hoisting piece (4) is suitable for hoisting a component.
2. Hoisting mechanism for wind turbine components according to claim 1, characterized in that said wire assembly (2) further comprises a movable pulley (22) and a support (23), said support (23) being suitable to be arranged on said rear base frame (5), the end of said traction drive (1) facing away from said hoisting device (3) being suitable to pass through said movable pulley (22) and to be connected with said support (23), said hoisting member (4) being arranged at the bottom of said movable pulley (22).
3. Hoisting mechanism for wind turbine components according to claim 1, characterized in that the number of said wire assemblies (2) is at least two and that at least two of said wire assemblies (2) are arranged at intervals on said rear base frame (5).
4. Hoisting mechanism for wind turbine components according to claim 1, characterized in that the top of said guide wheel (21) is higher or flush with the upper surface of said rear chassis (5).
5. Hoisting mechanism for wind turbine components according to claim 4, characterized in that said rear base frame (5) is adapted to open a mounting opening (51), said guide wheel (21) being embedded in said mounting opening (51) and adapted to rotate in said mounting opening (51).
6. Hoisting mechanism for wind turbine components according to claim 5, characterized in that said wire assembly (2) further comprises a mounting provided on said rear chassis (5), said guide wheel (21) being provided on said mounting and adapted to rotate thereon.
7. Hoisting mechanism for wind turbine components according to claim 6, characterized in that said mounting comprises a mounting bracket (24), said guide wheel (21) being mounted on said mounting bracket (24) by means of a rotating shaft.
8. Hoisting mechanism for wind turbine components according to claim 7, characterized in that the bottom of the mounting bracket (24) is provided with a guide hole structure (241) preventing the traction drive (1) from deviating.
9. Hoisting mechanism for wind turbine components according to claim 8, characterized in that said mounting bracket (24) is further provided with a flanging structure at said guiding hole structure (241).
10. Wind generator, characterized in that it comprises a hoisting mechanism for wind generator components according to any one of claims 1 to 9, also comprising a rear chassis (5) and components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122050715.6U CN216072841U (en) | 2021-08-25 | 2021-08-25 | Hoisting mechanism for wind driven generator component and wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122050715.6U CN216072841U (en) | 2021-08-25 | 2021-08-25 | Hoisting mechanism for wind driven generator component and wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216072841U true CN216072841U (en) | 2022-03-18 |
Family
ID=80672830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122050715.6U Active CN216072841U (en) | 2021-08-25 | 2021-08-25 | Hoisting mechanism for wind driven generator component and wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216072841U (en) |
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2021
- 2021-08-25 CN CN202122050715.6U patent/CN216072841U/en active Active
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