CN220540251U - Variable pitch speed reducer for wind power generation - Google Patents
Variable pitch speed reducer for wind power generation Download PDFInfo
- Publication number
- CN220540251U CN220540251U CN202322298113.1U CN202322298113U CN220540251U CN 220540251 U CN220540251 U CN 220540251U CN 202322298113 U CN202322298113 U CN 202322298113U CN 220540251 U CN220540251 U CN 220540251U
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- China
- Prior art keywords
- wall
- speed reducer
- plate
- connecting plate
- power generation
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 35
- 238000010248 power generation Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims abstract description 13
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
- Wind Motors (AREA)
Abstract
The utility model discloses a variable pitch speed reducer for wind power generation, which comprises a speed reducer shell, an upper connecting plate and a lower connecting plate, wherein a plurality of connecting sleeves are fixedly arranged on the outer wall of the speed reducer shell, connecting rods are connected inside each connecting sleeve through a connecting mechanism, connecting sleeves are slidably arranged at the ends of the connecting rods through connecting mechanisms, and fixing pins are slidably and penetratingly arranged on the outer wall of each connecting sleeve. According to the utility model, through arranging the components such as the first bolt, the first extrusion plate, the second bolt, the second lower pressure plate and the like, the first bolt is rotated to drive the first extrusion plate to move upwards, a gap between the upper connecting upper end surface and the bottom wall of the motor is opened, and after the motor is disassembled, the second bolt can be rotated to drive the second extrusion plate to move downwards and contact with the outer wall of the gear box, so that the gap between the bottom wall of the lower connecting plate and the outer wall of the gear box can be increased, the convenience of disassembling the speed reducer is improved, and the disassembly difficulty increase caused by rust of the fixed bolt is avoided.
Description
Technical Field
The utility model relates to the technical field of reducers, in particular to a variable pitch reducer for wind power generation.
Background
The speed reducer plays a role in matching the rotating speed and transmitting torque between the prime motor and the working machine or the actuating mechanism, is widely applied to modern machinery, and has the main function of driving a pitch control gearbox for adjusting the output power of the wind driven generator.
The both ends of reduction gear are generally respectively with motor and gear box carry out fixed connection through fixing bolt, in prior art, after fixing bolt exposes for a long time, its outward appearance can oxidation corrosion, because of wind power generation equipment mounted position is higher, so the screw of corrosion can bring inconvenience for the dismantlement work of reduction gear, reduces the maintenance efficiency of reduction gear to influence wind power generation's normal operating. Accordingly, there is a need to redesign a pitch reduction gear for wind power generation in order to solve the above-described problems.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a variable pitch speed reducer for wind power generation.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a wind power generation is with becoming oar reduction gear, includes speed reducer housing, upper junction plate and lower connecting plate, speed reducer housing outer wall fixed mounting has a plurality of adapter sleeves, every the adapter sleeve is inside all to be connected with the adapter rod through linking mechanism, every the adapter rod tip all has the adapter sleeve through coupling mechanism slidable mounting, every the adapter sleeve outer wall all slides and runs through and install the fixed pin, every fixed pin tip all fixed mounting has the shifting block, every the shifting block inner wall all is connected with homonymous adapter sleeve outer wall through fixed establishment, every the adapter sleeve outer wall is connected with the protection casing jointly, the upper junction plate up end has first stripper plate through first extrusion groove slidable mounting, the upper junction plate diapire rotates and runs through and install the first bolt that rotates with first stripper plate outer wall and be connected, the lower junction plate diapire has the second stripper plate through second extrusion groove slidable mounting, lower junction plate up end rotates and runs through and installs the second bolt that rotates with the second stripper plate outer wall and be connected.
Preferably, the engagement mechanism comprises an engagement spring arranged in the engagement sleeve, and two ends of the engagement spring are respectively and elastically connected with the inner wall of the engagement sleeve and the outer wall of the engagement rod.
Preferably, the connecting mechanism comprises a connecting plate fixedly arranged at the end part of the connecting rod, the connecting sleeve is slidably sleeved on the outer wall of the connecting plate, and the outer wall of the connecting plate is provided with a jack matched with the fixing pin.
Preferably, the fixing mechanism comprises a fixing spring arranged on the fixing pin, and two end parts of the fixing spring are elastically connected with the outer wall of the connecting sleeve and the inner wall of the shifting block.
Preferably, a plurality of ventilation openings are formed in the outer wall of the protective cover, and a ventilation filter screen is arranged in each ventilation opening.
Preferably, the first sealing ring is installed on the upper end face of the upper connecting plate through a first installation groove, and the second sealing ring is installed on the upper end face of the lower connecting plate through a second installation groove.
The utility model has the beneficial effects that:
1. through setting up components such as first bolt, first stripper plate, second bolt and second holding down plate, rotate first bolt and drive first stripper plate upward movement, open the clearance of connecting between up end and the motor diapire, after the motor dismantles the completion, rotatable second bolt makes it drive second stripper plate downwardly moving and with the contact of gear box outer wall, the clearance between connecting plate diapire and the gear box outer wall under can increasing from this to increase the convenience that the speed reducer was dismantled, avoid leading to dismantling the degree of difficulty increase because of fixing bolt corrosion.
2. Through setting up subassembly such as protection casing, connecting rod, linking spring and adapter sleeve, when receiving the striking, the protection casing can carry out safety protection to the speed reducer shell, and the effort that produces during the striking can make the linking rod slide and extrude the linking spring in the adapter sleeve inside, makes the linking spring buffer the settlement through elastic potential energy to the effort to ensure the steady operation of speed reducer.
Drawings
Fig. 1 is a schematic structural view of a pitch-controlled speed reducer for wind power generation according to the present utility model;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at C in fig. 1.
In the figure: 1 a speed reducer shell, 2 an upper connecting plate, 3 a lower connecting plate, 4 a connecting sleeve, 5 a connecting spring, 6 a connecting rod, 7 a connecting plate, 8 a connecting sleeve, 9 a fixed pin, 10 a shifting block, 11 a fixed spring 12 protective covers, 13 ventilation filter screens, 14 first sealing rings, 15 first extrusion plates, 16 first bolts, 17 second sealing rings, 18 second extrusion plates and 19 second bolts.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a pitch-controlled speed reducer for wind power generation comprises a speed reducer shell 1, an upper connecting plate 2 and a lower connecting plate 3, wherein a plurality of connecting sleeves 4 are fixedly arranged on the outer wall of the speed reducer shell 1, connecting rods 6 are connected inside each connecting sleeve 4 through connecting mechanisms, each connecting mechanism comprises connecting springs 5 arranged inside the connecting sleeve 4, two ends of each connecting spring 5 are respectively and elastically connected with the inner wall of each connecting sleeve 4 and the outer wall of each connecting rod 6, connecting sleeves 8 are slidably arranged at the end parts of each connecting rod 6 through connecting mechanisms, each connecting mechanism comprises a connecting plate 7 fixedly arranged at the end parts of the connecting rods 6, the connecting sleeves 8 are slidably sleeved on the outer wall of each connecting plate 7, and jacks matched with fixing pins 9 are formed in the outer wall of each connecting plate 7.
Each connecting sleeve 8 outer wall all slides and runs through and installs fixed pin 9, every fixed pin 9 tip all fixed mounting has shifting block 10, every shifting block 10 inner wall all is connected with the connecting sleeve 8 outer wall of homonymy through fixed establishment, fixed establishment is including installing the fixed spring 11 at fixed pin 9, fixed spring 11 both ends divide by with connecting sleeve 8 outer wall and shifting block 10 inner wall elastic connection, every connecting sleeve 8 outer wall is connected with protection casing 12 jointly, a plurality of ventilation openings have been seted up to protection casing 12 outer wall, every ventilation opening is inside all to install ventilation filter screen 13, upper connecting plate 2 up end has first stripper plate 15 through first extrusion groove slidable mounting, upper connecting plate 2 diapire rotates and runs through and install first bolt 16 with first stripper plate 15 outer wall rotation connection, upper connecting plate 2 up end is installed first sealing washer 14 through first mounting groove, lower connecting plate 3 up end is installed second sealing washer 17 through the second mounting groove, lower connecting plate 3 diapire has second stripper plate 18 through second stripper plate slidable mounting, lower connecting plate 3 up end rotates and runs through and installs second bolt 19 with second stripper plate 18 outer wall rotation connection.
When the speed reducer is used, the speed reducer shell 1 is arranged on the outer wall of the gear box through the cooperation of the lower connecting plate 3 and the fixing bolt, the lower connecting plate 3 can be made to press the second sealing ring 17 when the fixing bolt is screwed down, so that the tightness between the bottom wall of the lower connecting plate 3 and the outer wall of the gear box can be improved, then the first connecting plate 2 is fixedly connected with the bottom wall of the motor through the fixing bolt, and when the fixing bolt is screwed down, the bottom wall of the motor presses the first sealing ring 14, so that the tightness between the upper end face of the first connecting plate 2 and the bottom wall of the motor can be improved, and rainwater is prevented from penetrating into the speed reducer;
after the speed reducer is installed, can establish protection casing 12 on the connecting plate 7 outer wall through adapter sleeve 8 cover, and make fixed spring 11 drive fixed pin 9 remove to in the jack, thereby can accomplish the connection between connecting plate 7 and the adapter sleeve 8, thereby accomplish the installation of protection casing 12, when receiving the striking, protection casing 12 can carry out safety protection to speed reducer shell 1, the effort that produces during the striking can make adapter rod 6 slide and extrude adapter spring 5 in adapter sleeve 4 inside, make adapter spring 5 carry out the buffering through elastic potential energy and subdue the effort, thereby ensure the steady operation of speed reducer, during the speed reducer operation, the ventilation screen 13 of protection casing 12 outer wall installation can play ventilation and dispel the heat effect, when need dismantle the maintenance to the speed reducer, rotatable first bolt 16 drives first stripper plate 15 upwards, and contact with the motor diapire, open the clearance between upper end face and the motor diapire of upper connecting plate 2, after the motor dismantlement is accomplished, rotatable second bolt 19 makes it drive second stripper plate 18 downwardly moving and contact with the gear box outer wall, thereby can increase the clearance between the low connecting plate 3 and the gear box outer wall, thereby increase the degree of difficulty and the convenience of dismantling of rust and the rust-proof screw is avoided because of the increase of the fixed.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a wind power generation is with becoming oar reduction gear, includes speed reducer housing (1), upper junction plate (2) and lower connecting plate (3), its characterized in that, speed reducer housing (1) outer wall fixed mounting has a plurality of joint cover (4), every joint cover (4) are inside all to be connected with joint pole (6) through linking mechanism, every joint pole (6) tip all has adapter sleeve (8) through coupling mechanism slidable mounting, every adapter sleeve (8) outer wall all slides and runs through and install fixed pin (9), every fixed pin (9) tip all fixed mounting has shifting block (10), every shifting block (10) inner wall all is connected with protection casing (12) through fixed establishment and homonymous adapter sleeve (8) outer wall joint, upper junction plate (2) up end has first extrusion plate (15) through first extrusion groove slidable mounting, upper junction plate (3) have first bolt (16) with first extrusion plate (15) outer wall rotatable coupling through second extrusion plate (18) through second extrusion groove (18) rotation connecting plate (18).
2. The pitch reducer for wind power generation according to claim 1, wherein the engagement mechanism comprises an engagement spring (5) arranged inside the engagement sleeve (4), and two ends of the engagement spring (5) are respectively and elastically connected with the inner wall of the engagement sleeve (4) and the outer wall of the engagement rod (6).
3. The pitch-controlled speed reducer for wind power generation according to claim 2, wherein the connecting mechanism comprises a connecting plate (7) fixedly arranged at the end part of the connecting rod (6), the connecting sleeve (8) is slidably sleeved on the outer wall of the connecting plate (7), and the outer wall of the connecting plate (7) is provided with a jack matched with the fixing pin (9).
4. A pitch-controlled speed reducer for wind power generation according to claim 3, wherein the fixing mechanism comprises a fixing spring (11) mounted on a fixing pin (9), and two ends of the fixing spring (11) are respectively elastically connected with the outer wall of the connecting sleeve (8) and the inner wall of the shifting block (10).
5. A pitch-controlled speed reducer for wind power generation according to claim 4, wherein a plurality of ventilation openings are provided on the outer wall of the protective cover (12), and a ventilation screen (13) is installed in each ventilation opening.
6. The variable pitch speed reducer for wind power generation according to claim 5, wherein a first sealing ring (14) is mounted on the upper end surface of the upper connecting plate (2) through a first mounting groove, and a second sealing ring (17) is mounted on the upper end surface of the lower connecting plate (3) through a second mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322298113.1U CN220540251U (en) | 2023-08-25 | 2023-08-25 | Variable pitch speed reducer for wind power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322298113.1U CN220540251U (en) | 2023-08-25 | 2023-08-25 | Variable pitch speed reducer for wind power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220540251U true CN220540251U (en) | 2024-02-27 |
Family
ID=89971697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322298113.1U Active CN220540251U (en) | 2023-08-25 | 2023-08-25 | Variable pitch speed reducer for wind power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220540251U (en) |
-
2023
- 2023-08-25 CN CN202322298113.1U patent/CN220540251U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |