CN220037424U - Wind power gear transmission mechanism and gear box - Google Patents
Wind power gear transmission mechanism and gear box Download PDFInfo
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- CN220037424U CN220037424U CN202321323855.9U CN202321323855U CN220037424U CN 220037424 U CN220037424 U CN 220037424U CN 202321323855 U CN202321323855 U CN 202321323855U CN 220037424 U CN220037424 U CN 220037424U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 238000005461 lubrication Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 139
- 239000010687 lubricating oil Substances 0.000 description 19
- 238000005299 abrasion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a wind power gear transmission mechanism and a gear box, wherein the wind power gear transmission mechanism comprises: the gear box comprises a first planet carrier, a first planet wheel, a first sun wheel, a second planet carrier, a second planet wheel, a second sun wheel and a middle box body, wherein the first planet carrier is connected with the first planet wheel, the first planet wheel rotates around one end of the first sun wheel, the other end of the first sun wheel is in transmission connection with the second planet carrier, the second planet wheel rotates around the second sun wheel, a flange plate is arranged in an inner hole of the middle box body, a step sleeve is arranged in an inner hole of the flange plate, one end of the step sleeve is inserted into the end face of the first planet carrier, and the other end of the step sleeve is arranged between the flange plate and the second planet carrier, so that the integral axial and radial sizes of the gear box can be reduced; the gear box comprises a wind power gear transmission mechanism, so that the gear box is compact in structure, the overall quality of the gear box is reduced, the production cost is reduced, and a lubrication system of the gear box can be optimized.
Description
Technical Field
The utility model relates to the technical field of wind turbines, in particular to a wind power gear transmission mechanism and a gear box.
Background
The wind power generation is to convert kinetic energy of wind into electric energy, is a clean and pollution-free power generation mode, and the wind power gear box is an important mechanical component in a wind generating set and mainly aims to transmit power generated by a wind wheel under the action of wind power to a generator and enable the generator to obtain corresponding rotating speed. With the continuous development of wind power generation technology, wind turbines are increasingly competing, wherein the cost of a wind power gearbox is an important part of the cost of the whole wind turbine. However, two oil distributing rings are arranged between the primary planet carrier and the secondary planet carrier of the wind power gear box in the prior art, and lubricating oil is respectively distributed to the primary planet carrier and the secondary planet carrier, so that the axial and radial dimensions of the whole gear box are increased, the quality of the gear box is increased, and the production cost of the wind power gear box is further increased. The lubrication system with two oil distributing rings is adopted, so that the primary planet and the secondary planet are separated to feed oil, the primary planet feeds oil on the middle box body of the gear box, and the secondary planet feeds oil on the rear box body of the gear box, so that the lubrication system is complex in arrangement, and the processing cost is increased.
In summary, how to provide a wind power gear transmission mechanism and a gear box with compact structure and light weight is a problem to be solved by those skilled in the art.
Disclosure of Invention
Therefore, the utility model aims to provide the wind power gear transmission mechanism and the gear box, which have compact structure and lighter weight and can reduce the production cost.
In order to achieve the above object, the present utility model provides the following technical solutions:
a wind power gear drive mechanism disposed within a wind power gearbox, comprising: the planet carrier comprises a first planet carrier, a first planet wheel, a first sun wheel, a second planet carrier, a second planet wheel, a second sun wheel and a middle box body, wherein the first planet carrier is connected with the first planet wheel, the first planet wheel rotates around one end of the first sun wheel, the other end of the first sun wheel is connected with the second planet carrier in a transmission mode, the second planet wheel rotates around the second sun wheel, a flange plate is arranged in an inner hole of the middle box body, a step sleeve is arranged in an inner hole of the flange plate, one end of the step sleeve is inserted into the end face of the first planet carrier, and the other end of the step sleeve is arranged between the flange plate and the second planet carrier.
Wind-powered electricity generation gear drive mechanism, be equipped with first oil guide hole on the well box, first oil guide hole with the hole intercommunication of well box, the ring flange is equipped with the second oil guide hole along vertical direction, is equipped with the third oil guide hole along the horizontal direction, the second oil guide hole with the third oil guide hole intercommunication, the top of second oil guide hole with first oil guide hole intercommunication.
A fourth oil guide hole is formed in one end, connected with the first planet carrier, of the step sleeve in the horizontal direction, and the fourth oil guide hole is communicated with the third oil guide hole.
The utility model provides a wind-powered electricity generation gear drive mechanism, the ladder sleeve with the one end that the second planet carrier is connected is equipped with fifth oil guide hole and first oil groove, the one end of fifth oil guide hole with the bottom intercommunication of second oil guide hole, the other end of fifth oil guide hole with first oil groove intercommunication.
The wind power gear transmission mechanism comprises a first planet carrier, a second planet carrier, a third oil guide hole, a fourth oil guide hole, a fifth oil guide hole, a sixth oil guide hole, a seventh oil guide hole, an eighth oil guide hole, a seventh oil guide hole, a first oil groove and a seventh oil guide hole, wherein the first planet carrier is provided with the sixth oil guide hole, the sixth oil guide hole is communicated with the fourth oil guide hole, the second planet carrier is provided with the seventh oil guide hole along the vertical direction, the second planet carrier is provided with the eighth oil guide hole along the horizontal direction, the seventh oil guide hole is communicated with the first oil groove, and the eighth oil guide hole is communicated with the seventh oil guide hole.
The first sun gear is in transmission connection with the second planet carrier through a bevel spline.
The utility model provides a wind-powered electricity generation gear drive mechanism, ladder sleeve with ring flange fixed connection, ladder sleeve's outer wall with the inner wall interference fit of ring flange.
The step sleeve is in clearance fit with the first planet carrier and the second planet carrier.
A second oil groove is arranged between the first oil guide hole and the second oil guide hole.
A gearbox comprising a wind power gear transmission as described above.
Compared with the background art, the wind power gear transmission mechanism provided by the utility model is arranged in a wind power gear box and comprises: the planet carrier comprises a first planet carrier, a first planet wheel, a first sun wheel, a second planet carrier, a second planet wheel, a second sun wheel and a middle box body, wherein the first planet carrier is connected with the first planet wheel, the first planet wheel rotates around one end of the first sun wheel, the other end of the first sun wheel is connected with the second planet carrier in a transmission manner, the second planet wheel rotates around the second sun wheel, a flange plate is arranged in an inner hole of the middle box body, a step sleeve is arranged in an inner hole of the flange plate, one end of the step sleeve is inserted into the end face of the first planet carrier, and the other end of the step sleeve is arranged between the flange plate and the second planet carrier.
By adopting the structure, the stepped sleeve arranged between the first planet carrier and the second planet carrier replaces two oil distributing rings in the prior art, reduces the overall axial and radial dimensions of the gear box, and can effectively solve the technical problem of limited local space in the gear box. And the ladder sleeve advances oil through the oil guide hole on the well box, shunts lubricating oil to first planet carrier and second planet carrier respectively, improves the structural setting of lubrication system, reduces processing cost, reduces the oil leak risk, and the throttle setting of lubricating oil mass has simultaneously been in the upstream of oil circuit, and the flank of tooth of fine assurance and bearing spouts the lubricating oil pressure of oil point department, improves lubricated cooling effect. The first sun gear and the second planet carrier are connected through helical spline transmission, so that the situation of abrasion failure of the positioning step of the second planet carrier can be well improved.
The gear box provided by the utility model comprises the wind power gear transmission mechanism, and the lubrication system of the gear box is optimized through the step sleeve, so that the gear box is compact in structure, the integral quality of the gear box is reduced, the production cost is reduced, and the step sleeve is simple in structure and has good manufacturability and economy.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a wind power gear transmission mechanism provided by the utility model;
fig. 2 is a partial enlarged view of region i in fig. 1;
fig. 3 is a schematic structural view of a stepped sleeve according to the present utility model.
Wherein:
1-first planet carrier, 11-sixth oil guide hole, 2-first planet wheel, 3-first sun wheel, 31-inclined spline, 4-second planet carrier, 41-seventh oil guide hole, 42-eighth oil guide hole, 5-second planet wheel, 6-second sun wheel, 7-middle box, 71-first oil guide hole, 8-flange, 81-second oil guide hole, 82-third oil guide hole, 9-ladder sleeve, 91-fourth oil guide hole, 92-fifth oil guide hole, 93-first oil groove, 10-second oil groove, 100-first bearing and 101-second bearing.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present utility model.
The wind power gear transmission mechanism provided by the embodiment of the utility model is arranged in a wind power gear box, can refer to the accompanying drawings 1 to 3 in the specification, and comprises: the planet carrier comprises a first planet carrier 1, a first planet wheel 2, a first sun wheel 3, a second planet carrier 4, a second planet wheel 5, a second sun wheel 6 and a middle box body 7, wherein the first planet carrier 1 is connected with the first planet wheel 2, the first planet wheel 2 rotates around one end of the first sun wheel 3, the other end of the first sun wheel 3 is connected with the second planet carrier 4 in a transmission manner, the second planet carrier 4 is connected with the second planet wheel 5, the second planet wheel 5 rotates around the second sun wheel 6, a flange plate 8 is arranged in an inner hole of the middle box body 7, a step sleeve 9 is arranged in an inner hole of the flange plate 8, one end of the step sleeve 9 is inserted into the end face of the first planet carrier 1, and the other end of the step sleeve 9 is arranged between the flange plate 8 and the second planet carrier 4.
The wind wheel in the wind turbine generator transmits torque to the first planet carrier 1 through the main shaft, then transmits the first planet wheel 2 connected with the first planet carrier 1, the first planet wheel 2 transmits torque to the first sun wheel 3 through meshing between gear teeth, the first sun wheel 3 transmits torque to the second planet carrier 4 through internal and external splines, then transmits the torque to the second planet wheel 5 connected with the second planet carrier 4, and finally transmits the torque to the second sun wheel 6 through meshing between the gear teeth through the second planet wheel 5, so that secondary planetary transmission is realized. Wherein, well box 7 is fixed, is equipped with first bearing 100 between first planet carrier 1 and the well box 7, is equipped with second bearing 101 between second planet carrier 4 and the well box 7, and the outer lane of first bearing 100 and second bearing 101 is fixed with well box 7 respectively, and the inner circle of first bearing 100 and second bearing 101 rotates along with first planet carrier 1 and second planet carrier 4 respectively.
A step sleeve 9 is arranged between the first planet carrier 2 and the second planet carrier 4 to replace two oil distributing rings in the prior art, so that the overall axial and radial dimensions of the gear box are reduced, and the technical problem that the local space in the gear box is limited can be effectively solved. The step sleeve 9 can be specifically manufactured by adopting copper alloy materials, and has the advantage of wear resistance. The step sleeve 9 is used for oil feeding through the oil guide hole on the middle box body 7, replaces the oil feeding of the first-stage planetary on the middle box body 7 of the gear box in the prior art, and the oil feeding of the second-stage planetary on the rear box body of the gear box, so that the structural arrangement of a lubricating system is simplified, the processing cost is reduced, and meanwhile, the oil leakage risk is reduced. And the throttling of the lubricating oil quantity of the primary planet and the secondary planet is arranged on the upstream of the oil way, so that the lubricating oil pressure of the oil spraying points at the positions of the planet wheel, the sun wheel, the planet wheel, the tooth surface of the planet carrier gear ring, the bearing and the like and the lubricating cooling effect can be improved.
The middle box body 7 is provided with a first oil guide hole 71, the first oil guide hole 71 is communicated with an inner hole of the middle box body 7, the flange 8 is provided with a second oil guide hole 81 along the vertical direction, the flange is provided with a third oil guide hole 82 along the horizontal direction, the second oil guide hole 81 is communicated with the third oil guide hole 82, and the top end of the second oil guide hole 81 is communicated with the first oil guide hole 71. The middle box 7 is added with lubricating oil, the first oil guide hole 71 guides the lubricating oil into the flange plate 8, the second oil guide hole 81 on the flange plate 8 guides the lubricating oil into one end of the stepped sleeve 9 to be finally guided into the second-stage planetary gear, and the third oil guide hole 82 on the flange plate 8 guides the lubricating oil into the other end of the stepped sleeve 9 to be finally guided into the first-stage planetary gear. The diameter of the first oil guiding hole 71 is larger than that of the second oil guiding hole 81 and the third oil guiding hole 82, and the specific lengths and diameters of the first oil guiding hole 71, the second oil guiding hole 81 and the third oil guiding hole 82 are set according to actual requirements.
The end of the stepped sleeve 9 connected to the first carrier 1 is provided with a fourth oil guide hole 91 in the horizontal direction, and the fourth oil guide hole 91 communicates with the third oil guide hole 82. The lubricating oil in the flange plate 8 is led into the first planet carrier 1 through the fourth oil guide hole 91, wherein the specific length and diameter of the fourth oil guide hole 91 are set according to actual requirements.
The end of the step sleeve 9 connected with the second planet carrier 4 is provided with a fifth oil guide hole 92 and a first oil groove 93, one end of the fifth oil guide hole 92 is communicated with the bottom end of the second oil guide hole 81, and the other end of the fifth oil guide hole 92 is communicated with the first oil groove 93. The lubricating oil in the flange 8 is led into the second planet carrier 4 through the fifth oil guiding hole 92 and the first oil groove 93, wherein the fifth oil guiding hole 92 can be arranged as an inclined hole according to the structure of the actual stepped sleeve 9, and the specific length, diameter and position of the fifth oil guiding hole 92 and the first oil groove 93 can be set according to the actual requirement.
The first carrier 1 is provided with a sixth oil guide hole 11, the sixth oil guide hole 11 communicates with the fourth oil guide hole 91, the second carrier 4 is provided with a seventh oil guide hole 41 in the vertical direction, the second carrier 4 is provided with an eighth oil guide hole 42 in the horizontal direction, the seventh oil guide hole 41 communicates with the first oil groove 93, and the eighth oil guide hole 42 communicates with the seventh oil guide hole 41. The lubricating oil at one end of the step sleeve 9 is finally led into the first planetary gear 2 through the sixth oil guiding hole 11, and the lubricating oil at the other end of the step sleeve 9 is finally led into the second planetary gear 5 through the seventh oil guiding hole 41 and the eighth oil guiding hole 42, wherein the specific lengths, diameters and positions of the sixth oil guiding hole 11, the seventh oil guiding hole 41 and the eighth oil guiding hole 42 can be set according to actual requirements.
The first sun gear 3 and the second planet carrier 4 are in transmission connection through a bevel spline 31. Because the hardness of the material adopted by the second planet carrier 4 is softer than that of the material adopted by the first sun gear 3, and the first sun gear 3 is in a floating state for a long time, the contact surfaces between the first sun gear 3 and the second planet carrier 4 are always in a mutual friction state, and the positioning step surface in transmission contact with the common spline of the second planet carrier 4 is easy to wear and then fails. Therefore, through setting up the oblique spline 31 on first sun gear 3 and being connected with the transmission of second planet carrier 4, there is certain angle in the contact surface of both, can offset a part effort each other, greatly improved the atress condition of the contact surface between second planet carrier 4 and the first sun gear 3 to increase the stationarity of transmission, fine slowed down the wearing and tearing of the location step face of second planet carrier 4.
The step sleeve 9 is fixedly connected with the flange 8, and the outer wall of the step sleeve 9 is in interference fit with the inner wall of the flange 8. The step sleeve 9 can be specifically fixed on the flange 8 through interference fit's mode, and step sleeve 9 one end is pegged graft on the hole of flange 8, interference fit's fixed mode, and the assembly is simple, need not to use extra spare part to fix, and is little to step sleeve 9's destruction degree.
The step sleeve 9 is in clearance fit with the first planet carrier 1 and the second planet carrier 4. The step sleeve 9 is fixed on the flange 8, the first planet carrier 1 and the second planet carrier 4 rotate, the step sleeve 9 is in a static state, the first planet carrier 1 and the second planet carrier 4 rotate relative to the step sleeve 9, in order to reduce abrasion between the first planet carrier 1, the second planet carrier 4 and the step sleeve 9, clearance fit is adopted on corresponding matched surfaces of the step sleeve 9 and the first planet carrier 1 and the second planet carrier 4, wherein specific clearance is optimally set according to deformation of an actual transmission mechanism in the operation process, abrasion between the first planet carrier 1, the second planet carrier 4 and the step sleeve 9 is increased due to the fact that the clearance is too small, and oil leakage risks among the first planet carrier 1, the second planet carrier 4 and the step sleeve 9 are increased due to the fact that the clearance is too large.
A second oil groove 10 is provided between the first oil guide hole 71 and the second oil guide hole 81. The second oil groove 10 is provided at the bottom of the first oil guide hole 71, so that the lubrication oil flowing into the second oil guide hole 81 from the first oil guide hole 71 can be more uniform and stable, and the lubrication effect can be improved.
The lubricating oil flowing out from the first oil guiding hole 71 is divided into two paths through the second oil groove 10, and flows into the first-stage planet and the second-stage planet respectively, wherein one path of lubricating oil flows through the second oil guiding hole 81, flows out from the bottom of the second oil guiding hole 81, flows into the second planet carrier 4 through the fifth oil guiding hole 92 and the first oil groove 93 of the stepped sleeve 9, and flows into the seventh oil guiding hole 41 and the eighth oil guiding hole 42; the other path of lubricating oil flows through the second oil guide hole 81, is guided into the third oil guide hole 82 from the side wall of the second oil guide hole 81, and the lubricating oil flowing out of the third oil guide hole 82 flows into the first carrier 1 from the sixth oil guide hole 11 through the fourth oil guide hole 91 of the stepped sleeve 9.
The gearbox provided by the utility model comprises the wind power gear transmission mechanism. The step sleeve 9 is arranged between the first-stage planetary gear and the second-stage planetary gear in the gear box, and is used for diverting lubricating oil flowing in the oil guide hole of the middle box body 7 to flow to the first planetary carrier 1 and the second planetary carrier 4 respectively, so that the lubricating system of the gear box is optimized, the overall axial and radial dimensions of the gear box are reduced, the gear box is compact in structure, the overall quality of the gear box is reduced, and the production cost is reduced.
It should be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The wind power gear transmission mechanism and the gear box provided by the utility model are described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (10)
1. A wind power gear drive mechanism located in the wind power gear box, characterized in that includes: first planet carrier (1), first planet wheel (2), first sun gear (3), second planet carrier (4), second planet wheel (5), second sun gear (6) and well box (7), first planet carrier (1) with first planet wheel (2) are connected, first planet wheel (2) are around the one end of first sun gear (3) rotates, the other end of first sun gear (3) with second planet carrier (4) transmission is connected, second planet wheel (5) are around second sun gear (6) rotate, the hole of well box (7) is equipped with ring flange (8), the hole of ring flange (8) is equipped with ladder sleeve (9), the one end of ladder sleeve (9) is pegged graft the terminal surface of first planet carrier (1), the other end of ladder sleeve (9) is located ring flange (8) with between second planet carrier (4).
2. Wind power gear transmission mechanism according to claim 1, characterized in that the middle box body (7) is provided with a first oil guide hole (71), the first oil guide hole (71) is communicated with an inner hole of the middle box body (7), the flange plate (8) is provided with a second oil guide hole (81) along the vertical direction, is provided with a third oil guide hole (82) along the horizontal direction, the second oil guide hole (81) is communicated with the third oil guide hole (82), and the top end of the second oil guide hole (81) is communicated with the first oil guide hole (71).
3. Wind power gear transmission according to claim 2, characterized in that one end of the step sleeve (9) connected with the first planet carrier (1) is provided with a fourth oil guiding hole (91) in the horizontal direction, and the fourth oil guiding hole (91) is communicated with the third oil guiding hole (82).
4. A wind power gear transmission mechanism according to claim 3, wherein a fifth oil guiding hole (92) and a first oil groove (93) are arranged at one end of the step sleeve (9) connected with the second planet carrier (4), one end of the fifth oil guiding hole (92) is communicated with the bottom end of the second oil guiding hole (81), and the other end of the fifth oil guiding hole (92) is communicated with the first oil groove (93).
5. A wind power gear transmission mechanism according to claim 4, characterized in that the first planet carrier (1) is provided with a sixth oil guiding hole (11), the sixth oil guiding hole (11) is communicated with the fourth oil guiding hole (91), the second planet carrier (4) is provided with a seventh oil guiding hole (41) along a vertical direction, the second planet carrier (4) is provided with an eighth oil guiding hole (42) along a horizontal direction, the seventh oil guiding hole (41) is communicated with the first oil groove (93), and the eighth oil guiding hole (42) is communicated with the seventh oil guiding hole (41).
6. Wind power gear transmission according to claim 1, characterized in that the first sun wheel (3) and the second planet carrier (4) are in driving connection by means of a bevel spline (31).
7. Wind power gear transmission according to claim 1, characterized in that the step sleeve (9) is fixedly connected with the flange (8), the outer wall of the step sleeve (9) being in interference fit with the inner wall of the flange (8).
8. Wind power gear transmission according to claim 6, characterized in that the step sleeve (9) and the first planet carrier (1), the second planet carrier (4) are both clearance fit.
9. Wind power gear transmission according to claim 2, characterized in that a second oil groove (10) is provided between the first oil guiding hole (71) and the second oil guiding hole (81).
10. A gearbox comprising a wind power gear train according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321323855.9U CN220037424U (en) | 2023-05-29 | 2023-05-29 | Wind power gear transmission mechanism and gear box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321323855.9U CN220037424U (en) | 2023-05-29 | 2023-05-29 | Wind power gear transmission mechanism and gear box |
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| Publication Number | Publication Date |
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| CN220037424U true CN220037424U (en) | 2023-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321323855.9U Active CN220037424U (en) | 2023-05-29 | 2023-05-29 | Wind power gear transmission mechanism and gear box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116538283A (en) * | 2023-05-29 | 2023-08-04 | 浙江运达风电股份有限公司 | Wind power gear transmission mechanism and gear box |
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2023
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116538283A (en) * | 2023-05-29 | 2023-08-04 | 浙江运达风电股份有限公司 | Wind power gear transmission mechanism and gear box |
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