CN217207400U - Wind driven generator locking plate structure with hydraulic power assistance - Google Patents
Wind driven generator locking plate structure with hydraulic power assistance Download PDFInfo
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- CN217207400U CN217207400U CN202121194607.XU CN202121194607U CN217207400U CN 217207400 U CN217207400 U CN 217207400U CN 202121194607 U CN202121194607 U CN 202121194607U CN 217207400 U CN217207400 U CN 217207400U
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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
A wind driven generator locking disc structure with hydraulic power assistance comprises an inner locking ring, an outer locking ring and an annular piston; the inner locking ring is provided with an outer conical surface of the inner locking ring, and the outer locking ring is provided with an inner conical surface of the outer locking ring and an annular piston cavity; the inner locking ring is arranged on the inner side of the outer locking ring, and the annular piston is arranged in an annular piston cavity of the outer locking ring; when the locking disc is installed, firstly, high-pressure hydraulic oil is injected into the annular piston cavity, the outer locking ring is pushed to be locked in place through the high-pressure hydraulic oil, and then the fixing bolt is locked, so that the wind power main shaft connecting shaft and the gear box connecting sleeve are quickly and fixedly connected; by using the locking disc of the wind driven generator, the locking disc can be quickly locked in place only by external hydraulic power, time and labor are wasted when fastening bolts are replaced, and the locking disc can be locked in place at one time, so that the labor intensity of workers is greatly reduced, and the assembly efficiency of a wind power main shaft connecting shaft and a gear box connecting sleeve is greatly improved.
Description
Technical Field
The utility model relates to a aerogenerator equipment technical field, concretely relates to aerogenerator locking dish structure with hydraulic pressure helping hand.
Background
With the rapid development of clean energy in China, more and more wind driven generators are built and put into use; in the wind power generator technology, the double-fed wind power generator is a widely applied technology; in the double-fed wind driven generator, the wind power main shaft and the gear box are fixedly connected through the locking disc, the locking disc is forcibly pressed by two annular conical surfaces to generate holding force, so that the locking bolts of the locking disc are more in number and larger in locking torque, and the locking bolts are required to be screwed down for multiple times in sequence when the locking disc is screwed down, so that when the wind power main shaft and the gear box are assembled and connected, the labor intensity of workers is high, the efficiency is low, and the assembly and connection of the wind power main shaft and the gear box can be completed only in a large number of working hours.
Disclosure of Invention
In order to overcome the defects in the background art, the utility model discloses a wind driven generator locking disc structure with hydraulic power assistance, which comprises an inner locking ring, an outer locking ring and an annular piston; the inner locking ring is provided with an outer conical surface of the inner locking ring, and the outer locking ring is provided with an inner conical surface of the outer locking ring and an annular piston cavity; the inner locking ring is arranged on the inner side of the outer locking ring, and the annular piston is arranged in an annular piston cavity of the outer locking ring; when the locking disc is installed, firstly, high-pressure hydraulic oil is injected into the annular piston cavity, the outer locking ring is pushed to be locked in place by the high-pressure hydraulic oil, and the inner locking ring is tightly held on the outer circumferential surface of the connecting sleeve by the matching of the outer conical surface of the inner locking ring and the inner conical surface of the outer locking ring, so that the connecting sleeve is forced to tightly hold the connecting shaft; and then, locking the fixing bolt to realize the quick fixed connection of the wind power main shaft connecting shaft and the gear box connecting sleeve.
In order to realize the purpose, the utility model adopts the following technical scheme: comprises an inner locking ring, an outer locking ring and an annular piston; the inner locking ring is provided with an outer conical surface of the inner locking ring, and the outer locking ring is provided with an inner conical surface of the outer locking ring and an annular piston cavity; the inner locking ring is arranged on the inner side of the outer locking ring, and the annular piston is arranged in an annular piston cavity of the outer locking ring; when the locking disc is installed, firstly, high-pressure hydraulic oil is injected into the annular piston cavity, the outer locking ring is pushed to be locked in place through the high-pressure hydraulic oil, and the inner locking ring is tightly embraced on the outer circumferential surface of the connecting sleeve through the matching of the outer conical surface of the inner locking ring and the inner conical surface of the outer locking ring, so that the connecting sleeve is forced to tightly embrace the connecting shaft; then, locking a fixing bolt to realize the fixed connection of the wind power main shaft connecting shaft and the gear box connecting sleeve; the locking disc of the wind driven generator can be quickly locked in place only by external hydraulic power, and time-consuming and labor-consuming operation is performed when fastening bolts are replaced, so that the labor intensity of workers is greatly reduced; in addition, after the locking plate is locked, all the fixing bolts can be locked in place at one time, and compared with the existing assembly process that the locking bolts need to be screwed down for multiple times in sequence, the assembly efficiency is greatly improved.
Further, interior lock ring is the ring form that one end has the flange, including interior lock ring body, interior lock ring flange, the outer disc of interior lock ring body is equipped with the outer conical surface of interior lock ring body, and the outer disc of interior lock ring flange is equipped with the outer conical surface of flange, and interior lock ring flange terminal surface is equipped with a plurality of interior lock ring bolt holes around interior lock ring axis array for pass the locking bolt.
Furthermore, the outer locking ring is annular, and an inner conical surface of the outer locking ring is arranged in an inner hole of the outer locking ring; when the connecting sleeve is assembled, the outer conical surface of the inner locking ring is matched with the inner conical surface of the outer locking ring, when the inner locking ring and the outer locking ring slide relatively along the axis, pressure perpendicular to the axis is generated by the matched conical surfaces, so that the inner locking ring is tightly embraced on the outer circumferential surface of the connecting sleeve, and the connecting sleeve is forced to embrace the connecting shaft; the end surface of one side of the outer locking ring is provided with an outer locking ring step cavity, the circumferential surface in the outer locking ring step cavity is provided with a step cavity conical surface, the end surface of the other side of the outer locking ring step cavity is provided with an annular piston cavity, and the piston cavity is provided with a hydraulic oil duct communicated to the outer circumferential surface of the outer locking ring; the bottom of the annular piston cavity is provided with a plurality of sealing sleeve cavities in an array mode, the bottom of each sealing sleeve cavity is provided with a long bolt hole penetrating to the outer locking ring step cavity, the outer locking ring step cavity is further provided with a plurality of short bolt holes in an array mode, and the short bolt holes and the long bolt holes are arranged at intervals;
the outer conical surface of the inner locking ring is arranged in the inner conical surface of the outer locking ring, and the flange of the inner locking ring is arranged in the step cavity of the outer locking ring.
Furthermore, the annular piston comprises an annular piston body and a sealing sleeve, a plurality of penetrating long bolt holes are formed in the end face of the annular piston body around the axis array, and the sealing sleeve and the long bolt holes are coaxially and fixedly arranged on the end face of one side of the annular piston body;
an annular piston body is disposed in the annular piston cavity and a seal bushing is disposed in the seal bushing cavity.
Furthermore, an annular piston sealing ring is arranged on the outer circular surface of the annular piston body; and a sealing sleeve sealing ring is arranged on the outer circular surface of the sealing sleeve.
Further, the long bolt penetrates through the inner locking ring bolt hole, the long bolt hole and the sealing sleeve to be in threaded connection with the long bolt hole; the short bolt penetrates through the bolt hole of the inner locking ring to be in threaded connection with the short bolt hole.
Furthermore, a plurality of penetrating disassembly threaded holes are formed in the end face array of the outer locking ring and used for disassembling the locking disc; the outer conical surface of the inner locking ring is matched with the inner conical surface of the outer locking ring in a small taper manner, so that self-locking is generated; when the locking plate is disassembled, in order to separate the inner locking ring from the outer locking ring, the bolt is screwed in through the disassembling threaded hole, and the end part of the bolt is propped against the flange surface of the inner locking ring, so that the outer locking ring relatively moves with respect to the inner locking ring, and the inner locking ring is separated from the outer locking ring.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a wind driven generator locking disc structure with hydraulic power assistance, which comprises an inner locking ring, an outer locking ring and an annular piston; the inner locking ring is provided with an outer conical surface of the inner locking ring, and the outer locking ring is provided with an inner conical surface of the outer locking ring and an annular piston cavity; the inner locking ring is arranged on the inner side of the outer locking ring, and the annular piston is arranged in an annular piston cavity of the outer locking ring; when the locking disc is installed, firstly, high-pressure hydraulic oil is injected into the annular piston cavity, the outer locking ring is pushed to be locked in place through the high-pressure hydraulic oil, and then the fixing bolt is locked, so that the wind power main shaft connecting shaft and the gear box connecting sleeve are quickly and fixedly connected; use the utility model discloses a locking of aerogenerator locking dish only needs to borrow outside hydraulic power can realize locking dish fast and targets in place, the operation that wastes time and energy when replacing fastening bolt, and can once lock and target in place, consequently greatly reduced workman intensity of labour, and greatly improved the assembly efficiency of wind-powered electricity generation main shaft connecting axle and gear box adapter sleeve.
Drawings
FIG. 1 is a schematic view of an assembly structure of a locking plate structure of a wind driven generator with hydraulic power assistance;
FIG. 2 is a schematic view of the inner lock ring structure;
FIG. 3 is a schematic view of the outer lock ring structure;
FIG. 4 is a first schematic view of the annular piston;
fig. 5 is an appearance schematic diagram of an annular piston.
In the figure: 1. connecting sleeves; 2. a connecting shaft; 3. an inner locking ring; 3.1, an inner locking ring body; 3.1.1, an outer conical surface of the inner locking ring body; 3.2, an inner locking ring flange; 3.2.1, flange external conical surface; 3.3, inner locking ring bolt holes; 4. an outer locking ring; 4.1, an inner conical surface of the outer locking ring; 4.2, an outer locking ring step cavity; 4.2.1, a conical surface in the step cavity; 4.3, an annular piston cavity; 4.3.1, sealing the sleeve cavity; 4.4, a hydraulic oil duct; 4.5, a long bolt hole; 4.6, short bolt holes; 5. an annular piston; 5.1, an annular piston body; 5.1.1, a long bolt hole; 5.1.2, an annular piston sealing ring; 5.2, sealing the sleeve; 5.2.1, sealing the sleeve sealing ring; 6. a long bolt; 7. short bolts.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
A wind driven generator locking disc structure with hydraulic power assistance is used for connecting a wind power main shaft with a gear box; the input end of the gear box is provided with a connecting sleeve 1, the rear end of the wind power main shaft is provided with a connecting shaft 2, the connecting sleeve 1 is arranged outside the connecting shaft 2, and the connecting sleeve 1 and the connecting shaft 2 are fixedly connected through a locking disc; the locking disc comprises an inner locking ring 3, an outer locking ring 4 and an annular piston 5;
the inner locking ring 3 is in a ring shape with a flange at one end and comprises an inner locking ring body 3.1 and an inner locking ring flange 3.2, the outer circular surface of the inner locking ring body 3.1 is provided with an outer conical surface 3.1.1 of the inner locking ring, the outer circular surface of the inner locking ring flange 3.2 is provided with an outer conical surface 3.2.1 of the flange, and sixteen inner locking ring bolt holes 3.3 are arranged on the end surface array of the inner locking ring flange 3.2;
the outer locking ring 4 is annular, an inner hole of the outer locking ring is provided with an inner conical surface 4.1 of the outer locking ring, one side end face of the outer locking ring is provided with an outer locking ring step cavity 4.2, the inner circumferential surface of the outer locking ring step cavity 4.2 is provided with a step cavity inner conical surface 4.2.1, the other side end face of the outer locking ring step cavity is provided with an annular piston cavity 4.3, and the piston cavity 4.3 is provided with a hydraulic oil duct 4.4 communicated to the outer circumferential surface of the outer locking ring 4; sixteen sealing sleeve cavities 4.3.1 are arranged at the bottom of the annular piston cavity 4.3 in an array mode, long bolt holes 4.5 penetrating through the sealing sleeve cavities 4.3.1 to the outer locking ring step cavity 4.2 are arranged at the bottom of the sealing sleeve cavities 4.3.1, sixteen short bolt holes 4.6 are further arranged in the outer locking ring step cavity 4.2 in an array mode, and the short bolt holes 4.6 and the long bolt holes 4.5 are arranged at intervals; the outer conical surface 3.1.1 of the inner locking ring body is arranged in the inner conical surface 4.1 of the outer locking ring, and the inner locking ring flange 3.2 is arranged in the step cavity 4.2 of the outer locking ring;
the annular piston 5 comprises an annular piston body 5.1 and a sealing sleeve 5.2, sixteen penetrating long bolt holes 5.1.1 are arranged on the end face array of the annular piston body 5.1, and an annular piston sealing ring 5.1.2 is arranged on the outer circular surface of the annular piston body 5.1; the sealing sleeve 5.2 and the long bolt hole 5.1.1 are coaxially arranged and fixedly connected to one side end face of the annular piston body 5.1 through welding, and a sealing sleeve sealing ring 5.2.1 is arranged on the outer circular face of the sealing sleeve 5.2; the annular piston body 5.1 is arranged in the annular piston cavity 4.3, and the sealing sleeve 5.2 is arranged in the sealing sleeve cavity 4.3.1;
the long bolt 6 penetrates through the inner locking ring bolt hole 3.3, the long bolt hole 4.5 and the sealing sleeve 5.2 to be in threaded connection with the long bolt hole 5.1.1; the short bolt 7 penetrates through the inner locking ring bolt hole 3.3 and is in threaded connection with the short bolt hole 4.6;
when the locking disc is installed, firstly, high-pressure hydraulic oil is injected into the annular piston cavity 4.3, the outer locking ring 4 is pushed to be locked in place by the high-pressure hydraulic oil, the inner locking ring 3 is tightly held on the outer circumferential surface of the connecting sleeve 1 through the matching of the outer conical surface 3.1.1 of the inner locking ring and the inner conical surface 4.1 of the outer locking ring, and the connecting sleeve 1 is forced to tightly hold the connecting shaft 2; and then locking the fixing bolt to realize the fixed connection of the connecting sleeve 1 and the connecting shaft 2.
Six threaded holes of dismantling that run through are equipped with to outer lock ring 4 terminal surface array.
The locking method of the wind driven generator locking disc structure with hydraulic assistance comprises the following steps: firstly, the locking disc is sleeved on the connecting sleeve, the connecting sleeve is sleeved on the connecting shaft, alignment is carried out before connection is completed, then the locking disc is locked, and the locking process is as follows: 1. the locking disc is connected with a hydraulic station through a hydraulic oil duct 4.4; 2. when in locking, a hydraulic station firstly pumps 20MPa hydraulic oil into an annular piston cavity 4.3 through a hydraulic oil duct 4.4, and an outer locking ring 4 moves under the pushing of the high-pressure hydraulic oil, so that a flange outer conical surface 3.2.1 of the inner locking ring 3 is forcibly and completely inserted into an outer locking ring inner conical surface 4.1 of the outer locking ring 4; 3. sixteen short bolts 7 are locked by a torque wrench; 4. unloading the high-pressure hydraulic oil pumped into the annular piston cavity 4.3; 5. and locking sixteen long bolts 6 by using a torque wrench to finish the assembling connection of the wind power main shaft connecting shaft and the gear box connecting sleeve.
The part of the utility model not detailed is prior art.
Claims (7)
1. A wind driven generator locking disc structure with hydraulic power assistance is used for connecting a wind power main shaft with a gear box; the input end of the gear box is provided with a connecting sleeve (1), the rear end of the wind power main shaft is provided with a connecting shaft (2), the connecting sleeve (1) is arranged outside the connecting shaft (2) at the rear end of the wind power main shaft, and the gear box connecting sleeve (1) is fixedly connected with the wind power main shaft connecting shaft (2) through a locking disc; the method is characterized in that: the locking disc comprises an inner locking ring (3), an outer locking ring (4) and an annular piston (5); the inner locking ring (3) is provided with an outer conical surface (3.1.1) of the inner locking ring, and the outer locking ring (4) is provided with an inner conical surface (4.1) of the outer locking ring and an annular piston cavity (4.3); the inner locking ring (3) is arranged on the inner side of the outer locking ring (4), and the annular piston (5) is arranged in an annular piston cavity (4.3) of the outer locking ring (4); when the locking disc is installed, firstly, high-pressure hydraulic oil is injected into the annular piston cavity (4.3), the outer locking ring (4) is pushed to be locked in place through the high-pressure hydraulic oil, and the inner locking ring (3) is tightly held on the outer circumferential surface of the connecting sleeve (1) through the matching of the outer conical surface (3.1.1) of the inner locking ring and the inner conical surface (4.1) of the outer locking ring, so that the connecting sleeve (1) is forced to tightly hold the connecting shaft (2); and then the fixing bolt is locked to realize the fixed connection of the connecting sleeve (1) and the connecting shaft (2).
2. The wind driven generator locking disc structure with hydraulic power assistance as claimed in claim 1, wherein: interior lock ring (3) have the ring form of flange for one end, including interior lock ring body (3.1), interior lock ring flange (3.2), interior lock ring body (3.1) excircle face is equipped with the outer conical surface of interior lock ring body (3.1.1), and the outer disc of interior lock ring flange (3.2) is equipped with flange outer conical surface (3.2.1), and interior lock ring flange (3.2) terminal surface array is equipped with a plurality of interior lock ring bolt holes (3.3).
3. The wind driven generator locking disc structure with hydraulic power assistance as claimed in claim 2, wherein: the outer locking ring (4) is in a circular ring shape, an inner hole of the outer locking ring is provided with an inner conical surface (4.1) of the outer locking ring, the end surface of one side of the outer locking ring is provided with an outer locking ring step cavity (4.2), the inner circumferential surface of the outer locking ring step cavity (4.2) is provided with an inner conical surface (4.2.1) of the step cavity, the end surface of the other side of the outer locking ring step cavity is provided with an annular piston cavity (4.3), and the piston cavity (4.3) is provided with a hydraulic oil duct (4.4) communicated to the outer circumferential surface of the outer locking ring (4); the bottom of the annular piston cavity (4.3) is provided with a plurality of sealing sleeve cavities (4.3.1) in an array mode, the bottom of each sealing sleeve cavity (4.3.1) is provided with a long bolt hole (4.5) penetrating through the outer locking ring step cavity (4.2), the outer locking ring step cavity (4.2) is further provided with a plurality of short bolt holes (4.6) in an array mode, and the short bolt holes (4.6) and the long bolt holes (4.5) are arranged at intervals;
the outer conical surface (3.1.1) of the inner locking ring is arranged in the inner conical surface (4.1) of the outer locking ring, and the flange (3.2) of the inner locking ring is arranged in the step cavity (4.2) of the outer locking ring.
4. The wind driven generator locking disc structure with hydraulic power assistance as claimed in claim 3, wherein: the annular piston (5) comprises an annular piston body (5.1) and a sealing sleeve (5.2), a plurality of through long bolt holes (5.1.1) are arranged on the end face array of the annular piston body (5.1), and the sealing sleeve (5.2) and the long bolt holes (5.1.1) are coaxially and fixedly arranged on the end face of one side of the annular piston body (5.1);
the annular piston body (5.1) is arranged in the annular piston cavity (4.3), and the sealing sleeve (5.2) is arranged in the sealing sleeve cavity (4.3.1).
5. The wind driven generator locking disc structure with hydraulic power assistance as claimed in claim 4, wherein: an annular piston sealing ring (5.1.2) is arranged on the outer circular surface of the annular piston body (5.1); the outer circle surface of the sealing sleeve (5.2) is provided with a sealing sleeve sealing ring (5.2.1).
6. The wind driven generator locking disc structure with hydraulic power assistance as claimed in claim 5, wherein: the long bolt (6) penetrates through the inner locking ring bolt hole (3.3), the long bolt hole (4.5) and the sealing sleeve (5.2) to be in threaded connection with the long bolt hole (5.1.1); the short bolt (7) penetrates through the inner locking ring bolt hole (3.3) and is in threaded connection with the short bolt hole (4.6).
7. The wind driven generator locking disc structure with hydraulic power assistance as claimed in claim 4, wherein: the end surface array of the outer locking ring (4) is provided with a plurality of penetrating dismounting threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121194607.XU CN217207400U (en) | 2021-05-31 | 2021-05-31 | Wind driven generator locking plate structure with hydraulic power assistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121194607.XU CN217207400U (en) | 2021-05-31 | 2021-05-31 | Wind driven generator locking plate structure with hydraulic power assistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217207400U true CN217207400U (en) | 2022-08-16 |
Family
ID=82752115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121194607.XU Active CN217207400U (en) | 2021-05-31 | 2021-05-31 | Wind driven generator locking plate structure with hydraulic power assistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217207400U (en) |
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2021
- 2021-05-31 CN CN202121194607.XU patent/CN217207400U/en active Active
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