CN212615181U - Wind driven generator barring gear - Google Patents
Wind driven generator barring gear Download PDFInfo
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- CN212615181U CN212615181U CN202020889876.7U CN202020889876U CN212615181U CN 212615181 U CN212615181 U CN 212615181U CN 202020889876 U CN202020889876 U CN 202020889876U CN 212615181 U CN212615181 U CN 212615181U
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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 discloses a wind driven generator barring gear, belonging to the technical field of wind power devices; the device comprises a base, wherein the base is provided with a variable connecting block, the base is also provided with a rotating arm, the rotating arm can be assembled on the base in an up-and-down rotating manner through a power system, and a rotating disk is also arranged between the base and the rotating arm to realize the rotation of the rotating arm; the utility model discloses can realize that the unbalanced state is in the wind wheel of super high torque and carry out the barring for the wheel hub installation face axis with blade butt joint adjusts horizontal position in proper order, and then realizes wind generating set's single blade horizontal hoisting, and simultaneously, this device commonality is strong, is applicable to the wind generating set model of many different sizes; the wind wheel turning device is simple in structure, convenient to install and operate and simple to maintain, can turn the wind wheel in an unbalanced state and at ultrahigh torque, and achieves the effect that the wind generating set carries out single-blade hoisting at a horizontal position.
Description
Technical Field
The utility model relates to a wind-driven generator barring gear belongs to wind-powered electricity generation technical field.
Background
At present, blades of a wind generating set are installed, three blades and a hub are assembled into a whole wind wheel on a wind field machine position ground platform or an offshore operation platform, and then the whole wind wheel is lifted to the high altitude by a crane to complete butt joint work of the wind wheel.
A traditional wind wheel assembling mode is changed by a single-blade hoisting technology, blades and a hub are assembled and upgraded from the ground into an air assembly mode, a single blade is independently hoisted and is butted with the hub in the air, and three blades of a common fan need to be hoisted for three times. The assembly process requirement of single blade hoist and mount is higher, in order to reduce the high performance requirement of hoist to hoist and mount operation equipment, reduces the high altitude construction risk to minimum, and every blade needs to dock with wheel hub in the horizontal direction, consequently all need to barring wheel hub before every blade installation for the wheel hub installation face axis that docks with the blade is in a certain angle that is close the level. When a single blade is hoisted, the wind wheel needs to rotate by using the barring device, the wind wheel at ultrahigh torque can be barring, the axis of the hub installation surface butted with the blade is adjusted to a required position, the hub is adjusted to the position matched with the next blade after one blade is hoisted and installed, and the assembly of three blades is completed successively.
At present, the turning gear of the domestic wind generating set is almost only suitable for the turning gear of the wind wheel in a balanced state (namely, three blades are completely installed). For the wind wheel barring device in the unbalanced state and the ultrahigh torque, no corresponding product exists in China, the imported barring device is complex in structure, complex in installation, high in cost and difficult in maintenance, an installation platform and a mechanical interface need to be reserved, and the structure of a fan product needs to be greatly adjusted. Therefore, a barring gear of the wind generating set needs to be developed so as to meet the requirement of single-blade hoisting of the large-diameter wind wheel, reduce the hoisting operation area, prolong the hoisting operation window period and reduce the hoisting cost.
Disclosure of Invention
The invention of the utility model aims to: to the problem that exists, provide a wind turbine generator system barring gear, can effectual supplementary wind turbine generator system goes up the installation of blade through this barring gear, improved and still hoisted whole generating set's current situation again earlier with the blade assembly.
The utility model adopts the technical scheme as follows:
the utility model provides a wind generating set barring gear, includes the base, and this base is provided with variable connecting block, still is provided with the swinging boom on this base, but this swinging boom passes through driving system tilting's assembly on the base, still is provided with the rotary disk between this base and the swinging boom in order to realize that the swinging boom rotates.
Furthermore, the power system is a telescopic rod, one end of the power system is assembled on the rotating disk, the other end of the power system is connected with the rotating arm, and the rotating arm can be assembled on the rotating disk in a vertically rotating mode.
Furthermore, the rotating disk is provided with an assembling part, the middle part of the assembling part is provided with a containing cavity for assembling the rotating arm, and the assembling rotating arm and the assembling part are assembled through an assembling shaft to realize the up-and-down rotation of the rotating arm.
Furthermore, a limiting mechanism is further arranged between the assembling portion and the rotating arm so as to improve the safety of the rotating arm.
Furthermore, stop gear is including setting up in the baffle of assembly portion, through the lateral surface cooperation on this baffle and the swinging boom in order to realize spacing effect.
Further, the baffle plate and the assembling part are integrally manufactured.
Furthermore, the end part of the rotating arm is also provided with a hoisting point quick connection structure so as to be convenient for connecting a lifting hook and an air collecting system.
Furthermore, the variable connecting block is detachably assembled on the base, and the variable connecting block can be replaced by being detachably connected, so that the variable connecting block is suitable for assembly in different environments.
Further, still include safety barrier, this safety barrier assembles on the base and on the swinging boom.
Furthermore, the rotating disk can be rotatably assembled on the base, and the rotating arm can be driven to rotate around the rotating center through the rotating disk.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model relates to a wind generating set barring gear can realize that unbalanced state is in the wind wheel of super high torque and carries out the barring, makes the wheel hub installation face axis of butt joint with the blade adjust to the horizontal position in proper order, and then realizes wind generating set's single blade horizontal hoisting, and simultaneously, this device commonality is strong, is applicable to the wind generating set model of many different sizes; the wind wheel turning device is simple in structure, convenient to install and operate and simple to maintain, can turn the wind wheel in an unbalanced state and at ultrahigh torque, and achieves the effect that the wind generating set carries out single-blade hoisting at a horizontal position.
Drawings
Fig. 1 is a schematic structural diagram of the turning gear in an initial state;
fig. 2 is a schematic structural view of the turning arm of the barring gear of the present invention after rotating;
fig. 3 is a schematic structural view of the turning gear assembled on the hub.
The labels in the figure are: the device comprises a base 1, a variable connecting block 2, a rotating arm 3, a power system 4, a rotating disc 5, a hoisting point quick connecting structure 6, an assembling part 7, a baffle 8, a safety guardrail 9 and a control box 10.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
A barring gear of a wind generating set comprises a base 1, a variable connecting block 2 is arranged on the base, a rotating arm 3 is further arranged on the base, the rotating arm can be assembled on the base in a vertically rotating mode through a power system 4, and a rotating disk 5 is further arranged between the base and the rotating arm to achieve rotation of the rotating arm.
In this embodiment, through having solved the problem that present wind generating set blade assembly need hoist the assembly again after the assembly is complete to generating set barring device, can realize assembling the blade after the wheel hub through the barring device, and simultaneously, the effectual security performance who improves the assembly of design that utilizes the device, especially at the in-process of hoisting to whole blade device, three blade adds wheel hub, the weight of hoist and mount has been increaseed, its danger coefficient is very high, and the effectual weight of hoist and mount of having solved of this design, to the operation, its simple operation, the trouble of site operation has also been solved.
As a further design, the power system is a telescopic rod, one end part of the power system is assembled on the rotating disk, the other end part of the power system is connected with the rotating arm, and the rotating arm can be assembled on the rotating disk in a vertically rotating mode. As a specific design, the telescopic rod can be an electric telescopic rod or a hydraulic telescopic rod. In the structural design of assembly, the position of the telescopic rod, which is in assembly connection with the rotating disk, is hinged, and the assembly relation between the telescopic rod and the rotating arm is also hinged. The rotation and the angle adjustment of the rotating arm are effectively realized through the design of the mode.
As a further design, the rotating disk is provided with an assembling part 7, the middle part of the assembling part is provided with a containing cavity for assembling the rotating arm, and the assembling rotating arm and the assembling part are assembled through an assembling shaft to realize the up-and-down rotation of the rotating arm. The structure is similar to a hinged structure, or the structure is a hinged structure, taking fig. 2 as an example, the control of the rotation amplitude can be controlled by a power system.
On the basis of the design of the above-mentioned specific embodiment, as a more specific design, especially a certain error may exist in the processing process, and the amplitude of the rotating arm may not meet the requirement of the horizontal state in the initial state, therefore, a limiting mechanism is further provided between the assembling portion 7 and the rotating arm to improve the safety of the rotating arm.
And to this stop gear do further design, as concrete, stop gear is including setting up in the baffle 8 of assembly portion, through this baffle and the last side cooperation of swinging boom in order to realize spacing effect. This structure belongs to comparatively common structure in the middle of the machinery field, reaches the horizontality back at the swinging boom, because the cooperation of baffle and swinging boom, can effectively realize the effect that blocks, guarantees that the swinging boom reaches the state that needs.
As a more specific design, the baffle is integrally formed with the fitting portion. The structure can also be a split structure and is integrated by adopting a welding mode. The main purpose of this design is to ensure the rigidity of the mounting portion, and to effectively ensure the safety of the mounting between the entire mounting portion and the rotating arm, especially in large-scale units such as wind power generation, which is very important.
As a further design, in the specific design of the structure, in order to realize that the barring gear drives the hub to rotate, and the barring gear does not have the effect of driving the hub to rotate, a certain external force is required, so in the design, the end part of the rotating arm is further provided with a hanging point quick connection structure 6 so as to be convenient for connecting a hanging hook and a wind catching system. As a more specific design, the quick connecting structure of the hoisting point is a connecting piece which is arranged on the end part of the rotating arm and provided with two assembling holes, and the effect of the barring gear is realized by connecting the connecting piece with a lifting hook or/and an air catching system.
Furthermore, the variable connecting block is detachably assembled on the base, and the variable connecting block can be replaced by being detachably connected, so that the variable connecting block is suitable for assembly in different environments. In the design of the variable link block, the hub has a difference in size due to the structural design, and the turning gear is required to have versatility, and in the structural design for assembly, the versatile performance of the turning gear is realized by the variable link block, and the versatility is realized by replacing the variable link block of a different size with the hub of a different size. After assembly, the rotation of the wheel hub is realized through the hoisting and wind-catching system effectively through the barring gear.
As a more specific design, since the barring gear needs a person to operate, in order to ensure the safety of the barring gear, the barring gear further comprises a safety barrier 9 which is assembled on the base and the rotating arm. As a specific description, the safety barrier is divided into two sections, one section is arranged on the base, and the other section is arranged on the rotating arm, so that the independence of the safety barrier needs to be kept, and the flexible operation performance of the rotating arm is ensured.
As a more specific design, the rotating disc is rotatably assembled on the base, and in an initial state, the rotating arm can be driven to rotate around a rotation center through the rotating disc. As a more specific design, in the design of the barring gear, there may be a case where the barring gear is assembled in an opposite direction due to a need of installation, and as a specific design, the direction adjustment of the barring gear can be effectively realized by using the design. In fact, as concrete design, the barring device can be rotated through the assembly on the wheel hub, and the structure of the design can also be adopted to rotate, but in order to enhance the universality of the barring device, the structure of the design can be used, and as more specific description, the rotating disc can be assembled on the driving motor, the rotation of the rotating disc is realized through the control of the motor, and the rotating effect of the rotating arm is adjusted through the rotation of the rotating disc.
As a more specific design, in order to better control the action process of the whole barring gear, in a specific structural design, a control box is further arranged on the side surface of the base used for assembling the hub. As a specific design, the control box is a common control box 10, and is mainly used for controlling the action process of the barring gear.
The utility model relates to a wind generating set barring gear can realize that unbalanced state is in the wind wheel of super high torque and carries out the barring, makes the wheel hub installation face axis of butt joint with the blade adjust to the horizontal position in proper order, and then realizes wind generating set's single blade horizontal hoisting, and simultaneously, this device commonality is strong, is applicable to the wind generating set model of many different sizes; the wind wheel turning device is simple in structure, convenient to install and operate and simple to maintain, can turn the wind wheel in an unbalanced state and at ultrahigh torque, and achieves the effect that the wind generating set carries out single-blade hoisting at a horizontal position.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a aerogenerator barring gear which characterized in that: the rotary table comprises a base (1), wherein a variable connecting block (2) is arranged on the base, a rotary arm (3) is further arranged on the base, the rotary arm can be assembled on the base in an up-and-down rotating mode through a power system (4), and a rotary disc (5) is further arranged between the base and the rotary arm to achieve rotation of the rotary arm.
2. The wind power generator barring device according to claim 1, wherein: the power system (4) is a telescopic rod, one end part of the power system (4) is assembled on the rotating disk, the other end part of the power system is connected with the assembling rotating arm, and the rotating arm can be assembled on the rotating disk in a vertically rotating mode.
3. The wind power generator barring device according to claim 1, wherein: the rotating disk is provided with an assembling part (7), the middle part of the assembling part is provided with a containing cavity for assembling the rotating arm, and the assembling rotating arm and the assembling part are assembled through an assembling shaft to realize the up-and-down rotation of the rotating arm.
4. The wind power generator barring device according to claim 3, wherein: and a limiting mechanism is further arranged between the assembling part (7) and the rotating arm so as to improve the safety of the rotating arm.
5. The wind power generator barring device according to claim 4, wherein: stop gear is including setting up in baffle (8) of assembly portion, through the lateral surface cooperation in order to realize spacing effect on this baffle and swinging boom.
6. The wind power generator barring device according to claim 5, wherein: the baffle and the assembly part are integrally manufactured.
7. The wind power generator barring device according to claim 1, wherein: the end part of the rotating arm is also provided with a hoisting point quick connecting structure (6) so as to be convenient for connecting a lifting hook and a wind catching system.
8. The wind power generator barring device according to claim 1, wherein: this variable connecting block is for dismantling assembly on the base, through dismantling the connection in order to realize changing the variable connecting block to the assembly of adaptation different environment.
9. The wind power generator barring device according to claim 1, wherein: the safety protection device also comprises a safety protection fence (9), wherein the safety protection fence is assembled on the base and the rotating arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020889876.7U CN212615181U (en) | 2020-05-25 | 2020-05-25 | Wind driven generator barring gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020889876.7U CN212615181U (en) | 2020-05-25 | 2020-05-25 | Wind driven generator barring gear |
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| Publication Number | Publication Date |
|---|---|
| CN212615181U true CN212615181U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020889876.7U Active CN212615181U (en) | 2020-05-25 | 2020-05-25 | Wind driven generator barring gear |
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| CN (1) | CN212615181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007010A (en) * | 2021-03-19 | 2021-06-22 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
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2020
- 2020-05-25 CN CN202020889876.7U patent/CN212615181U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007010A (en) * | 2021-03-19 | 2021-06-22 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 618099 No.99, Zhujiang East Road, Jingyang District, Deyang City, Sichuan Province Patentee after: Dongfang Electric Wind Power Co.,Ltd. Address before: 618099 No.99, Zhujiang East Road, Jingyang District, Deyang City, Sichuan Province Patentee before: DONGFANG ELECTRIC WIND POWER Co.,Ltd. |