CN220302698U - Wind power generation variable pitch reduction gear box structure - Google Patents
Wind power generation variable pitch reduction gear box structure Download PDFInfo
- Publication number
- CN220302698U CN220302698U CN202321905919.6U CN202321905919U CN220302698U CN 220302698 U CN220302698 U CN 220302698U CN 202321905919 U CN202321905919 U CN 202321905919U CN 220302698 U CN220302698 U CN 220302698U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- power generation
- wind power
- box body
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000010248 power generation Methods 0.000 title claims abstract description 18
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 125000003003 spiro group Chemical group 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 17
- 238000007789 sealing Methods 0.000 description 14
- 230000003068 static effect Effects 0.000 description 6
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a wind power generation pitch-variable reduction gearbox structure, which relates to the technical field of gearboxes and comprises a box body, wherein an output shaft is rotationally connected in the box body, a bearing is sleeved on the output shaft, a connecting plate is detachably connected to the box body and is in close fit with the box body and the output shaft respectively, a plug rod is fixedly connected to the connecting plate and is in plug fit with the box body, the plug rod is in threaded connection with the box body, and an oil seal is fixedly connected to the connecting plate. According to the wind power generation variable pitch reduction gearbox structure, the connecting plate can be detachably connected to the box body in a threaded connection mode, and the oil seal is fixedly connected to the connecting plate, so that the oil seal can be detached after the connecting plate is detached; meanwhile, after the connecting plate is disassembled, the bearing can be overhauled and maintained; the bearing can be abutted and fixed by fixedly connecting the abutting plate on the connecting plate.
Description
Technical Field
The utility model relates to the technical field of gearboxes, in particular to a wind power generation pitch-variable reduction gearbox structure.
Background
Wind power generation refers to converting kinetic energy of wind into electrical energy. Wind energy is a clean and pollution-free renewable energy source, is used for a long time by people, mainly pumps water, grinds surfaces and the like through windmills, and is interesting how to use wind to generate electricity; the wind power generation is very environment-friendly, and the wind energy is huge, so that the wind power generation device is increasingly valued in countries around the world.
The publication number is: CN207880070U, publication date 2018, 9, 18, entitled: the input shaft of the sealing structure is supported in a flange by a bearing, an oil seal is arranged at the positions of the input shaft positioned at the outer side of the supporting bearing and a central shaft hole of the flange, a lubricating oil passing hole is arranged at the positions of the oil seal and the central shaft hole of the flange positioned at the outer side of the supporting bearing, the oil seal consists of a pair of movable sealing rings, a pair of static sealing rings and a pair of rubber rings, the movable sealing rings and the static sealing rings are both provided with rubber ring seats, the static sealing rings and the rubber rings are assembled in the central shaft hole of the flange, the rubber rings are assembled between the rubber ring seat of the static sealing rings and the central shaft hole of the flange, the movable sealing rings and the rubber rings are assembled on the input shaft, the pair of movable sealing rings and the static sealing rings are mutually propped against each other under the extrusion of the respective rubber rings, and the lubricating oil passes through the oil passing hole on the flange to lubricate the annular sealing surfaces.
In the prior art of the patent, a movable sealing ring is abutted with a static sealing ring to form a sealing surface; however, over time, the input shaft drives the movable seal ring and the stationary seal ring to abut, which may cause abrasion of the movable seal ring and the stationary seal ring, leading to seal failure, further leading to outflow of lubricating oil, which is inconvenient for disassembly and replacement of the movable seal ring and the stationary seal ring.
Disclosure of Invention
The utility model aims to provide a wind power generation pitch-variable reduction gearbox structure so as to solve the defects in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a wind power generation becomes oar reduction gear box structure, includes the box, rotates in the box and is connected with the output shaft, and the cover is equipped with the bearing on the output shaft, and detachable connection has the connecting plate on the box, and the connecting plate is close to the cooperation with box, output shaft respectively, fixedly connected with spliced pole on the connecting plate, spliced pole and box grafting cooperation, and spliced pole spiro union is on the box, fixedly connected with oil blanket on the connecting plate.
Further, the box body is provided with a plugging hole for plugging the plugging rod.
Further, a first threaded hole is formed in the box body, a second threaded hole is formed in the insertion connection rod, and bolts are screwed into the first threaded hole and the second threaded hole together.
Further, an abutting plate is fixedly connected to the connecting plate and is in abutting fit with the bearing.
Further, the connecting plate is provided with a through hole for the rotation of the output shaft.
Further, two inserting connection rods are symmetrically and fixedly connected to the connecting plate.
Compared with the prior art, the utility model provides a wind power generation pitch-variable reduction gearbox structure:
1. the connecting plate is detachably connected to the box body, an oil seal is fixedly connected to the connecting plate, and the oil seal can be detached by detaching the connecting plate; meanwhile, after the connecting plate is detached, the bearing can be overhauled and maintained.
2. The bearing can be abutted and fixed by fixedly connecting the abutting plate on the connecting plate.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of an overall structure according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a partial enlarged structure according to an embodiment of the present utility model.
Reference numerals illustrate: 1. a case; 11. a plug hole; 12. a first threaded hole; 2. an output shaft; 3. a connecting plate; 4. inserting a connecting rod; 41. a second threaded hole; 5. a bolt; 6. an oil seal; 7. an abutting plate; 8. and (3) a bearing.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1-2, the wind power generation pitch reduction gearbox structure provided by the embodiment of the utility model comprises a box body 1, wherein an output shaft 2 is rotationally connected with the box body 1; specifically, the connecting plate 3 is provided with a through hole for the rotation of the output shaft 2; the output shaft 2 is sleeved with a bearing 8; specifically, the bearing 8 is a deep groove ball bearing; the box body 1 is detachably connected with a connecting plate 3, the connecting plate 3 is respectively in close fit with the box body 1 and the output shaft 2, and the connecting plate 3 is fixedly connected with a plug rod 4; specifically, two plugging rods 4 are symmetrically and fixedly connected to the connecting plate 3; the two inserting connection rods 4 can enable the connection between the connecting plate 3 and the box body 1 to be more stable; the inserting connection rod 4 is matched with the box body 1 in an inserting way; specifically, the box body 1 is provided with a plugging hole 11 for plugging the plugging rod 4; the plug rod 4 is in threaded connection with the box body 1; specifically, a first threaded hole 12 is formed in the box body 1, a second threaded hole 41 is formed in the plug rod 4, and a bolt 5 is screwed in the first threaded hole 12 and the second threaded hole 41 together; the plugging rod 4 is plugged on the box body 1 to realize pre-fixing, and then the plugging rod 4 is screwed on the box body 1 through the bolt 5, so that the connection is more reliable, the oil seal 6 is fixedly connected on the connecting plate 3, and the oil seal 6, the bearing 8, the box body 1 and the output shaft 2 form a lubrication cavity; because the oil seal 6 is fixedly connected to the connecting plate 3, the connecting plate 3 is disassembled, and the disassembly of the oil seal 6 can be completed.
As a preferred embodiment of the utility model, an abutting plate 7 is fixedly connected to the connecting plate 3, and the abutting plate 7 is in abutting fit with a bearing 8; the bearing 8 can be fixed by abutting the abutting plate 7 against the bearing 8; meanwhile, after the connecting plate 3 is disassembled, the oil seal 6 can be overhauled and replaced, and the bearing 8 can also be overhauled and replaced.
Working principle: when the oil seal 6 needs to be replaced, the bolt 5 is unscrewed, the plugging rod 4 and the box body 1 are released from the fixed state, the connecting plate 3 is taken down, the plugging rod 4 is moved out of the plugging hole 11 on the box body 1, and therefore the connecting plate 3 drives the oil seal 6 to synchronously move, and the oil seal 6 is detached; meanwhile, after the connecting plate 3 is detached, the bearing 8 can be overhauled and maintained; after the oil seal 6 is disassembled, a new connecting plate 3 can be replaced and installed on the box body 1.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. The utility model provides a wind power generation becomes oar reduction gear box structure, including box (1), its characterized in that, box (1) internal rotation is connected with output shaft (2), the cover is equipped with bearing (8) on output shaft (2), detachable connection has connecting plate (3) on box (1), connecting plate (3) are close the cooperation with box (1), output shaft (2) respectively, fixedly connected with spliced pole (4) on connecting plate (3), spliced pole (4) are pegged graft the cooperation with box (1), and spliced pole (4) spiro union is on box (1), fixedly connected with oil blanket (6) on connecting plate (3).
2. The wind power generation pitch reduction gearbox structure according to claim 1, wherein the box body (1) is provided with a plug hole (11) for plugging the plug rod (4).
3. The wind power generation pitch reduction gearbox structure according to claim 1, wherein the box body (1) is provided with a first threaded hole (12), the insertion rod (4) is provided with a second threaded hole (41), and bolts (5) are screwed in the first threaded hole (12) and the second threaded hole (41) together.
4. The wind power generation pitch reduction gearbox structure according to claim 1, wherein an abutting plate (7) is fixedly connected to the connecting plate (3), and the abutting plate (7) is in abutting fit with the bearing (8).
5. The wind power generation pitch reduction gearbox structure according to claim 1, wherein the connecting plate (3) is provided with a through hole for the rotation of the output shaft (2).
6. The wind power generation pitch reduction gearbox structure according to claim 1, wherein two inserting connection rods (4) are symmetrically and fixedly connected to the connecting plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905919.6U CN220302698U (en) | 2023-07-19 | 2023-07-19 | Wind power generation variable pitch reduction gear box structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905919.6U CN220302698U (en) | 2023-07-19 | 2023-07-19 | Wind power generation variable pitch reduction gear box structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220302698U true CN220302698U (en) | 2024-01-05 |
Family
ID=89352676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321905919.6U Active CN220302698U (en) | 2023-07-19 | 2023-07-19 | Wind power generation variable pitch reduction gear box structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220302698U (en) |
-
2023
- 2023-07-19 CN CN202321905919.6U patent/CN220302698U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101539115B (en) | Megawatt multi-split wind power speed-increasing gearbox | |
| CN201560902U (en) | Lubricating device for wind power generation gear box | |
| CN202579057U (en) | Step-up gear box of high-power wind driven generator | |
| CN201714592U (en) | Speed-increasing gear box for high-power wind power generator | |
| CN204436690U (en) | A kind of blade feathering | |
| CN202579058U (en) | Acceleration gear box for wind driven generator with power of more than 2.5 megawatts | |
| CN201714590U (en) | Accelerating gearbox for wind power generator | |
| CN201367988Y (en) | Speed-increasing gearbox for downwind wind-driven generator | |
| CN204283729U (en) | A kind of wind generator set blade blade pitch device | |
| CN201560901U (en) | Wind power generation speed-increasing gear box | |
| CN202531361U (en) | Compact wind power generation speed-increasing gearbox | |
| CN202579059U (en) | High-power offshore type wind generator overdrive gear wheel box | |
| CN220302698U (en) | Wind power generation variable pitch reduction gear box structure | |
| CN2893312Y (en) | Booster gear box for wind electric power generator | |
| CN202531365U (en) | Overdrive gear box of high-power wind driven generator | |
| CN2893310Y (en) | Wind power generator booster gear box | |
| CN204534085U (en) | Wind driven generation set main shaft holds row's fat system | |
| CN203248322U (en) | Semi-directly-driving wind power drive system | |
| CN201126005Y (en) | Low wind direction type wind power generator step-up gear box | |
| CN104595107A (en) | Blade variable-pitch mechanism of wind generating set | |
| CN210510227U (en) | Transmission device of mechanical pump set of wind power gear box | |
| CN1320274C (en) | Yaw gearbox for wind power generator | |
| CN201087741Y (en) | One-axes multi-machine speeding wind generator set | |
| CN212106155U (en) | Oil way distributor structure for wind power gear box | |
| CN204357629U (en) | A kind of integrated half directly driving type tidal power generating unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |