CN220575814U - Quick pre-tightening device for nuts of wind turbine generator system - Google Patents
Quick pre-tightening device for nuts of wind turbine generator system Download PDFInfo
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- CN220575814U CN220575814U CN202322291188.7U CN202322291188U CN220575814U CN 220575814 U CN220575814 U CN 220575814U CN 202322291188 U CN202322291188 U CN 202322291188U CN 220575814 U CN220575814 U CN 220575814U
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- wind turbine
- base
- nuts
- limiting
- tightening device
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- 210000000078 claw Anatomy 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Abstract
The application discloses quick preloading device of wind turbine generator system nut relates to wind power equipment technical field. The rapid pre-tightening device for the wind turbine nuts comprises a screwing assembly for screwing the wind turbine nuts and a driving assembly for driving the screwing assembly; the screwing assembly comprises a base and a limiting claw for clamping a nut of the wind turbine, wherein the limiting claw is arranged on the end face of the base, and the end face, away from the limiting claw, of the base is connected with the driving assembly. The nut of the wind turbine can be clamped through the limiting claw, the base and the limiting claw are driven to rotate through the driving assembly, and then the nut is screwed and installed on a corresponding bolt or stud, so that the installation pre-tightening operation of the nut is completed. The device is simple in structure and convenient to operate, meets the actual field requirements of the wind turbine generator, can effectively improve the working efficiency, and is favorable for actual popularization and application.
Description
Technical Field
The application relates to the technical field of wind power equipment, in particular to a wind turbine generator nut rapid pre-tightening device.
Background
A large number of large-size bolts are installed on the wind generating set equipment, and nuts are usually required to be manually screwed into the bolts or studs before the bolts are fastened or stretched; because the number of the bolts is too large and the size is long, a great deal of time and labor are consumed for manually screwing the nuts, and the working efficiency is seriously affected. If the electric equipment is adopted to improve the working efficiency, the use requirement of a large-size bolt of the wind turbine generator is difficult to meet by a traditional electric wrench and other tools; the equipment of tools such as hydraulic speeders is complex and large in size, and the tools are inconvenient to carry and use.
Disclosure of Invention
The utility model aims to provide a wind turbine nut fast pre-tightening device, which can meet the field operation requirement of a wind turbine and can fast and effectively screw the wind turbine nut on a corresponding bolt or stud; the device has the advantages of simple structure, convenient and quick use, effective improvement of working efficiency and labor consumption saving.
The technical scheme of the application is as follows:
the embodiment of the application provides a wind turbine nut rapid pre-tightening device, which comprises a screwing component for screwing a wind turbine nut and a driving component for driving the screwing component; the screwing assembly comprises a base and a limiting claw for clamping a nut of the wind turbine, wherein the limiting claw is arranged on the end face of the base, and the end face, away from the limiting claw, of the base is connected with the driving assembly.
Further, in some embodiments of the present application, the limiting claw includes at least 3 limiting rods, one end of any one of the limiting rods is connected to the base, and the other end is a free end; any one of the limit rods is perpendicular to the base; at least 3 spacing bars are circumferentially arranged in sequence around the base, and the spacing bars are used for clamping nuts of the wind turbine.
Further, in some embodiments of the present application, a protection sleeve is sleeved on the free end of any one of the above-mentioned limiting rods.
Further, in some embodiments of the present application, the protective sleeve is made of rubber.
Further, in some embodiments of the present application, the base is provided with a plurality of bar-shaped through holes for adjusting the positions of the limiting bars, the number of the bar-shaped through holes corresponds to the number of the limiting bars, and the length direction of any one of the bar-shaped through holes is directed toward the center of the base; any one of the limiting rods is respectively arranged in the corresponding strip-shaped through holes in a penetrating mode.
Further, in some embodiments of the present application, the locking assembly further includes a locking assembly for fixing the stop lever in the bar-shaped through hole, where the locking assembly is disposed on the stop lever and clamps the base.
Further, in some embodiments of the present application, the locking assembly includes a locking tab and a locking nut; one end of any one of the limiting rods, which is far away from the free end of the limiting rod, is provided with a threaded part, one end of any one of the threaded parts, which is close to the free end of the limiting rod, is provided with the locking piece, the other end of the limiting rod is provided with the locking nut, and the locking piece and the locking nut are matched with the strip-shaped through hole; the base is clamped between the locking piece and the locking nut.
Further, in some embodiments of the present application, the driving assembly includes a driving shaft and a driving motor, one end surface of the base, which is far away from the limiting jaw, is connected to the driving shaft, and the other end surface of the driving shaft is connected to the driving motor.
Further, in some embodiments of the present application, a transmission mounting hole is provided at an end of the driving shaft away from the base, and an output end of the driving motor is disposed in the transmission mounting hole in a penetrating manner.
Compared with the prior art, the embodiment of the application has at least the following advantages or beneficial effects:
according to the aspect, the embodiment of the application provides a wind turbine nut rapid pre-tightening device, which comprises a screwing assembly and a driving assembly, wherein the screwing assembly comprises a base and a limiting claw. In the in-service use process, the wind turbine generator system nut can be clamped through the limiting claw, the base and the limiting claw are driven to rotate through the driving assembly, and then the nut is screwed and installed on a corresponding bolt or stud, so that the nut is pre-tightened. The device is simple in structure and convenient to operate, meets the actual field requirements of the wind turbine generator, can effectively improve the working efficiency, and is favorable for actual popularization and application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a wind turbine nut rapid pre-tightening device provided by the application;
fig. 2 is another schematic structural diagram of a wind turbine nut rapid pre-tightening device provided by the application.
Reference numerals: 1-limit rod, 11-lag, 2-base, 21-bar through-hole, 3-locking piece, 4-locking nut, 5-drive shaft, 51-transmission mounting hole.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the embodiments of the present application, it should be noted that, if the azimuth or positional relationship indicated by the terms "center", "inner", etc. appears, the azimuth or positional relationship is based on that shown in the drawings, or is the azimuth or positional relationship that is commonly put when the product of the application is used, it is merely for convenience of describing the present application and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application.
In the description of the embodiments of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below. The specific conditions are not noted in the examples and are carried out according to conventional conditions or conditions recommended by the manufacturer. The apparatus used did not identify the manufacturer and was a conventional product available for commercial purchase.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail with reference to specific examples.
Example 1
Referring to fig. 1 and 2, the present embodiment provides a fast pre-tightening device for a wind turbine nut, which includes a screwing assembly for screwing the wind turbine nut and a driving assembly for driving the screwing assembly; the screwing assembly comprises a base 2 and a limiting claw for clamping nuts of the wind turbine, wherein the limiting claw is arranged on the end face of the base 2, and the end face, away from the limiting claw, of the base 2 is connected with the driving assembly.
Further, the limiting claw comprises 3 limiting rods 1, one end of any one of the limiting rods 1 is connected with the base 2, and the other end is a free end; any one of the limit rods 1 is perpendicular to the base 2; the 3 limit rods 1 are sequentially arranged around the base 2 in the circumferential direction, and the nut of the wind turbine generator is clamped under the combined action.
Further, the free end of any one of the limiting rods 1 is sleeved with a protective sleeve 11; the protective cover 11 is made of rubber.
Further, the driving assembly includes a driving shaft 5 and a driving motor, one end surface of the base 2 away from the limiting jaw is connected with the driving shaft 5, and the other end surface of the driving shaft 5 is connected with the driving motor.
Further, in some embodiments of the present application, a transmission mounting hole 51 is provided at an end of the driving shaft 5 away from the base 2, and an output end of the driving motor is disposed through the transmission mounting hole 51.
In the above embodiment, in use, the nut to be screwed and pre-tightened is placed on the corresponding bolt or stud, and then the nut is clamped by the limiting claw composed of 3 limiting rods 1, wherein the 3 limiting rods 1 are arranged on the base 2 in a triangular arrangement, so that the limiting rods 1 are attached to the side wall of the nut; meanwhile, the free ends of the limiting rods 1 are sleeved with protective sleeves 11, and the protective sleeves 11 are made of rubber and are used for protecting equipment and operators. Then, the output end of the driving motor is connected to the transmission mounting hole 51 on the driving shaft 5, the driving motor is started to drive the driving shaft 5 to rotate, and the base 2 and the limiting claw are further driven to rotate, so that the nuts clamped on the limiting claw rotate together, and finally the nuts are screwed and mounted on the bolts or the screw rods, and the pre-tightening work of the nuts is completed.
Example 2
Example 2 is a further modification of example 1; further description of the same components is omitted here.
Referring to fig. 1 and 2, the difference between the present embodiment and embodiment 1 is that the base 2 is provided with bar-shaped through holes 21 for adjusting the positions of the limit rods 1, the number of the bar-shaped through holes 21 corresponds to the number of the limit rods 1, and the length direction of any one of the bar-shaped through holes 21 is directed toward the center of the base 2; any one of the limit rods 1 is respectively inserted into the corresponding bar-shaped through holes 21.
Further, the device further comprises a locking component for fixing the limiting rod 1 in the strip-shaped through hole 21, wherein the locking component is arranged on the limiting rod 1 and clamps the base 2.
Further, the locking assembly comprises a locking piece 3 and a locking nut 4; a threaded part is arranged at one end of any one of the limiting rods 1 far away from the free end of the limiting rod, the locking piece 3 is arranged at one end of any one of the threaded parts close to the free end of the limiting rod 1, the locking nut 4 is arranged at the other end of the limiting rod, and the locking piece 3 and the locking nut 4 are matched with the strip-shaped through hole 21; the base 2 is sandwiched between the locking piece 3 and the locking nut 4.
In the above embodiment, for nuts of wind turbine generators with different sizes, the position of the stop lever 1 can be adjusted by the strip-shaped through hole 21 and the locking assembly to match the size of the nut. Wherein, the locking piece 3 plays a limiting role to prevent the limiting rod 1 from falling out through the strip-shaped through hole 21 directly; when the position of the limiting rod 1 is adjusted, the locking nut 4 is unscrewed at first, so that the limiting rod 1 can move along the strip-shaped through hole 21, the limiting rod 1 is adjusted to a proper position, a clamping space formed between the limiting rods 1 can be matched with the size of the wind turbine generator set nut, and then the locking nut 4 is screwed again to lock and fix the limiting rod 1, so that the wind turbine generator set nut is screwed and pre-tightened later, and unnecessary deviation and other conditions are prevented.
In summary, the embodiment of the application provides a quick preloading device of wind turbine nut, it is including screwing subassembly and drive assembly, and wherein, above-mentioned screwing subassembly includes base 2 and spacing claw. In the in-service use process, the wind turbine generator system nut can be clamped through the limiting claw, the base 2 and the limiting claw are driven to rotate through the driving assembly, and then the nut is screwed and installed on a corresponding bolt or stud, so that the nut is installed and pre-tightened. The device is simple in structure and convenient to operate, meets the actual field requirements of the wind turbine generator, can effectively improve the working efficiency, and is favorable for actual popularization and application.
The embodiments described above are some, but not all, of the embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Claims (9)
1. The rapid pre-tightening device for the wind turbine nuts is characterized by comprising a screwing assembly for screwing the wind turbine nuts and a driving assembly for driving the screwing assembly; the screwing assembly comprises a base and a limiting claw for clamping nuts of the wind turbine, the limiting claw is arranged on the end face of the base, and the end face, away from the limiting claw, of the base is connected with the driving assembly.
2. The rapid pre-tightening device for the nuts of the wind turbine generator system according to claim 1, wherein the limiting claw comprises at least 3 limiting rods, one end of any one limiting rod is connected with the base, and the other end of any one limiting rod is a free end; any one of the limiting rods is perpendicular to the base; at least 3 the gag lever post encircles the base circumference is arranged in proper order, and the combined action carries out the centre gripping to wind turbine generator system nut.
3. The rapid pre-tightening device for the nuts of the wind turbine generator system according to claim 2, wherein the free end of any one of the limiting rods is sleeved with a protective sleeve.
4. The rapid pre-tightening device for the nuts of the wind turbine generator system according to claim 3, wherein the protective sleeve is made of rubber.
5. The rapid pre-tightening device for the nuts of the wind turbine generator system according to claim 2, wherein the base is provided with strip-shaped through holes for adjusting the positions of the limiting rods, the number of the strip-shaped through holes corresponds to that of the limiting rods, and the length direction of any one of the strip-shaped through holes points to the center of the base; any one of the limiting rods is respectively arranged in the corresponding strip-shaped through holes in a penetrating mode.
6. The rapid pre-tightening device for the nuts of the wind turbine generator system according to claim 5, further comprising a locking assembly for fixing the limiting rod in the strip-shaped through hole, wherein the locking assembly is arranged on the limiting rod and clamps the base.
7. The rapid pre-tightening device for nuts of a wind turbine generator according to claim 6, wherein the locking assembly comprises a locking piece and a locking nut; one end of any one of the limiting rods, which is far away from the free end of the limiting rod, is provided with a threaded part, one end of any one of the threaded parts, which is close to the free end of the limiting rod, is provided with a locking piece, the other end of the limiting rod is provided with a locking nut, and the locking piece and the locking nut are matched with the strip-shaped through hole; the base is clamped between the locking tab and the locking nut.
8. The rapid pre-tightening device for nuts of wind turbine generators of claim 1, wherein the driving assembly comprises a driving shaft and a driving motor, an end face, away from the limiting jaw, of the base is connected with the driving shaft, and the other end face of the driving shaft is connected with the driving motor.
9. The rapid pre-tightening device for the nuts of the wind turbine generator system according to claim 8, wherein a transmission mounting hole is formed in one end, away from the base, of the driving shaft, and the output end of the driving motor penetrates through the transmission mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322291188.7U CN220575814U (en) | 2023-08-24 | 2023-08-24 | Quick pre-tightening device for nuts of wind turbine generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322291188.7U CN220575814U (en) | 2023-08-24 | 2023-08-24 | Quick pre-tightening device for nuts of wind turbine generator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220575814U true CN220575814U (en) | 2024-03-12 |
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ID=90117274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322291188.7U Active CN220575814U (en) | 2023-08-24 | 2023-08-24 | Quick pre-tightening device for nuts of wind turbine generator system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220575814U (en) |
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2023
- 2023-08-24 CN CN202322291188.7U patent/CN220575814U/en active Active
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