CN210418899U - Wind generating set becomes oar reduction gear hoist - Google Patents
Wind generating set becomes oar reduction gear hoist Download PDFInfo
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- CN210418899U CN210418899U CN201921172360.4U CN201921172360U CN210418899U CN 210418899 U CN210418899 U CN 210418899U CN 201921172360 U CN201921172360 U CN 201921172360U CN 210418899 U CN210418899 U CN 210418899U
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- cross beam
- generating set
- wind generating
- mounting hole
- hoist
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Abstract
The utility model relates to a wind generating set becomes oar reduction gear hoist. The to-be-solved technical problem of the utility model is to provide a wind generating set becomes oar reduction gear hoist that simple structure, assembly efficiency are high. The technical scheme adopted by the utility model comprises a lifting appliance, a lifting plate, a travelling crane shackle, a reducer shackle and a lifting belt, wherein the lifting appliance is integrally C-shaped and comprises an upper beam, a lower beam and a middle beam which vertically connects the upper beam and the lower beam together, and the tail part of the lower beam is provided with a reducer shackle mounting hole and a wedge-shaped notch; the length of the upper cross beam is shorter than that of the lower cross beam; the hanging plate is provided with a hanging plate hole corresponding to the hanging plate mounting hole and a driving shackle mounting hole corresponding to the driving shackle; the lifting appliance and the lifting plate are connected through bolts and can be detached. The utility model has the advantages that: the lifting appliance is simple in structure, greatly increases the mounting efficiency, and reduces the lifting difficulty and cost.
Description
Technical Field
The utility model relates to a wind power generation technical field, concretely relates to wind generating set becomes oar reduction gear hoist.
Background
The wind generating set is a large generating set which converts wind energy into electric energy through rotation of an impeller, and the wind generating set adjusts the blade angle of blades according to the change of wind speed by utilizing a variable pitch device so as to control the impeller to absorb the wind energy. At present, a commonly used pitch control structure of a wind generating set is gear pitch control. Specifically, in the variable pitch structure, the bearing outer ring is connected with the hub, the bearing inner ring is connected with the blade root, the motor and the speed reducer are installed at the web plate of the hub, the end part of the output shaft of the speed reducer is provided with the driving gear, and the driving gear is meshed with the gear ring of the variable pitch bearing inner ring to drive the variable pitch bearing inner ring to rotate so as to realize variable pitch.
The variable pitch speed reducer is installed inside a hub of the wind generating set and cannot be installed by using conventional tools due to the limitation of the appearance and the inner space of the hub, so that a lifting appliance which can quickly install the variable pitch speed reducer inside the hub of the wind generating set and has a simple structure is required to be researched and developed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the to-be-solved technical problem of the utility model is to provide a wind generating set becomes oar reduction gear hoist that simple structure, assembly efficiency are high.
The utility model discloses wind generating set becomes technical scheme that oar reduction gear hoist adopted includes the hoist, establishes hanger plate, the one end of hoist upper end are connected driving on the hanger plate is broken out, is established reduction gear and the suspender of hoist lower extreme are broken out and its characterized in that: the lifting appliance is integrally C-shaped and comprises an upper cross beam, a lower cross beam and a middle cross beam which vertically connects the upper cross beam and the lower cross beam together, wherein the tail part of the upper cross beam is provided with a lifting plate mounting hole, and the tail part of the lower cross beam is provided with a speed reducer shackle mounting hole and a wedge-shaped notch;
the length of the upper cross beam is shorter than that of the lower cross beam;
the hanging plate is provided with a hanging plate hole corresponding to the hanging plate mounting hole and a driving shackle mounting hole corresponding to the driving shackle;
the lifting appliance and the lifting plate are connected through bolts and can be detached.
The upper cross beam, the middle cross beam and the lower cross beam are all made of profile steel and are connected in a welding mode.
The cross sections of the upper cross beam, the middle cross beam and the lower cross beam are I-shaped structures.
The sling is a flexible structure.
And a guide chamfer is arranged on the upper surface of the tail part of the lower cross beam.
The hanger plate is of an inverted T-shaped structure.
The utility model discloses wind generating set becomes oar reduction gear hoist's advantage lies in: this hoist simple structure can easily adjust the inclination of becoming the installation of oar reduction gear and make to become the oar reduction gear and press close to the inside edge of wheel hub more, greatly increased the installation effectiveness, reduced the hoist and mount degree of difficulty and cost.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the mounting structure of a lifting appliance of a pitch reducer of a wind generating set of the present invention;
fig. 2 is a front view of the spreader of the present invention;
fig. 3 is a top view of the spreader of the present invention;
fig. 4 is a perspective view of the hanger plate of the present invention.
Detailed Description
As shown in fig. 1-4, the utility model relates to a wind generating set becomes oar reduction gear hoist, include hoist 1, establish hanger 1 upper end hanger plate 2, one end are connected driving on hanger plate 2 is broken out 3, is established reduction gear of hoist 1 lower extreme is broken out 4 and suspender 5, hoist 1 wholly is C shape and it includes entablature 8, bottom end rail 10 and perpendicular will entablature 8 with bottom end rail 10 links together's well crossbeam 9, 8 afterbody of entablature are equipped with hanger plate mounting hole 14, 10 afterbody of bottom end rail is equipped with reduction gear and breaks out mounting hole 11 and wedge-shaped breach 12, and this structural design makes reduction gear break out 4 can be swiftly convenient the connection on the bottom end rail 10.
The length of the upper cross beam 8 is shorter than that of the lower cross beam 10, and the structure enables the lifting appliance 1 to form a certain angle with the horizontal plane in the using process, so that the variable pitch speed reducer can be closer to the inner contour of the hub.
The lifting plate 2 is provided with a lifting plate hole 15 corresponding to the lifting plate mounting hole 14 and a driving shackle mounting hole 16 corresponding to the driving shackle 3, the lifting appliance 1 and the lifting plate 2 are connected through bolts 6 and can be detached, and the structural design enables the inclination angle of the lifting appliance to be properly adjusted by replacing the lifting plates with different lengths, so that the mounting of a variable pitch speed reducer is facilitated.
The upper cross beam 8, the middle cross beam 9 and the lower cross beam 10 are all made of section steel and are connected in a welding mode, and the structure is simple and firm.
The cross sections of the upper cross beam 8, the middle cross beam 9 and the lower cross beam 10 are I-shaped structures.
The hanging strip 5 is of a flexible structure, so that the variable pitch speed reducer can rotate in a 180-degree horizontal plane, and meanwhile, the flexible hanging strip is arranged above the gravity center of the variable pitch speed reducer, so that the angle of the variable pitch speed reducer can be easily adjusted in a vertical plane.
The upper surface of the tail part of the lower cross beam 10 is provided with a guide chamfer 13, so that the lifting appliance 1 can be deeper into a hub, and the influence caused by the shape of the hub is reduced.
The hanger plate 2 is in an inverted T-shaped structure.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.
Claims (6)
1. The utility model provides a wind generating set becomes oar reduction gear hoist, includes hoist (1), establishes hanger (2), the one end of hoist (1) upper end are connected driving on hanger (2) is broken out (3), is established reduction gear break out (4) and suspender (5), its characterized in that of hoist (1) lower extreme: the lifting appliance (1) is integrally C-shaped and comprises an upper cross beam (8), a lower cross beam (10) and a middle cross beam (9) which vertically connects the upper cross beam (8) and the lower cross beam (10), a lifting plate mounting hole (14) is formed in the tail of the upper cross beam (8), and a speed reducer shackle mounting hole (11) and a wedge-shaped notch (12) are formed in the tail of the lower cross beam (10);
the length of the upper cross beam (8) is shorter than that of the lower cross beam (10);
the hanger plate (2) is provided with a hanger plate hole (15) corresponding to the hanger plate mounting hole (14) and a driving shackle mounting hole (16) corresponding to the driving shackle (3);
the hanger (1) and the hanger plate (2) are connected through bolts (6) and can be detached.
2. The wind generating set pitch reducer spreader of claim 1, wherein: the upper cross beam (8), the middle cross beam (9) and the lower cross beam (10) are all made of section steel and are connected in a welding mode.
3. The wind generating set pitch reducer spreader of claim 2, wherein: the cross sections of the upper cross beam (8), the middle cross beam (9) and the lower cross beam (10) are I-shaped structures.
4. The wind generating set pitch reducer spreader of claim 1, wherein: the sling (5) is of a flexible structure.
5. The wind generating set pitch reducer spreader of claim 1, wherein: and a guide chamfer (13) is arranged on the upper surface of the tail part of the lower cross beam (10).
6. The wind generating set pitch reducer spreader of claim 1, wherein: the hanger plate (2) is of an inverted T-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921172360.4U CN210418899U (en) | 2019-07-24 | 2019-07-24 | Wind generating set becomes oar reduction gear hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921172360.4U CN210418899U (en) | 2019-07-24 | 2019-07-24 | Wind generating set becomes oar reduction gear hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210418899U true CN210418899U (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921172360.4U Active CN210418899U (en) | 2019-07-24 | 2019-07-24 | Wind generating set becomes oar reduction gear hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210418899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650035A (en) * | 2022-12-15 | 2023-01-31 | 中车山东风电有限公司 | Lifting appliance for variable-pitch gearbox of eccentric center-of-gravity fan |
-
2019
- 2019-07-24 CN CN201921172360.4U patent/CN210418899U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650035A (en) * | 2022-12-15 | 2023-01-31 | 中车山东风电有限公司 | Lifting appliance for variable-pitch gearbox of eccentric center-of-gravity fan |
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Effective date of registration: 20230908 Granted publication date: 20200428 |
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