CN210566154U - Sealing expansion sleeve structure of wind power gear box slip ring threading pipe - Google Patents
Sealing expansion sleeve structure of wind power gear box slip ring threading pipe Download PDFInfo
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- CN210566154U CN210566154U CN201920702143.5U CN201920702143U CN210566154U CN 210566154 U CN210566154 U CN 210566154U CN 201920702143 U CN201920702143 U CN 201920702143U CN 210566154 U CN210566154 U CN 210566154U
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- clamping ring
- ring base
- base member
- conical surface
- sealing rubber
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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
The utility model provides a wind-powered electricity generation gear box sliding ring threading pipe's sealed cover structure that rises mainly includes clamping ring base member, sealing rubber cover, wedge clamping ring, plastic ring, lock nut, rubber cover and constitutes, sealing rubber cover installs on the clamping ring base member, the wedge clamping ring tightly install on the clamping ring base member along with sealing rubber cover, lock nut revolve to the clamping ring base member after the installation of wedge clamping ring on, the plastic ring embolias inside the clamping ring base member, cooperates with the interior inclined plane of clamping ring base member, rubber cover at clamping ring base member tip. The utility model has the characteristics of simple structure is compact, and is with low costs, and the installation is simple, and sealing reliability is high, long service life etc.
Description
Technical Field
The invention relates to a sealing expansion sleeve structure of a slip ring threading pipe of a wind power gear box, and belongs to the technical field of sealing structures of wind power gear boxes of gear boxes.
Background
At present, the bearing and the gear inside the wind power gear box all need forced lubrication, lubricating oil needs to enter the gear box from the outside of the gear box, and enters each point needing lubrication, the gear box with a partial structure is fed with oil from a cavity of a slip ring threading pipe part, the slip ring threading pipe is formed by welding two parts, due to structural limitation, the operation of welding in the hollow pipe and the inspection are difficult to be known at a glance, the welding point becomes a hidden danger, the oil leakage phenomenon easily occurs in the operation process of the gear box, and the oil leakage phenomenon in the hollow pipe is avoided, so the operation of maintenance and the like of the gear box is very difficult, and the problem of operation and maintenance.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the sealing expansion sleeve structure of the wind power gear box slip ring threading pipe, which has the advantages of simple and compact structure, low cost, convenience in installation, high sealing reliability and convenience in maintenance.
The invention aims to provide a sealing expansion sleeve structure of a wind power gear box slip ring threading pipe, which mainly comprises a compression ring base body, a sealing rubber sleeve, a wedge-shaped compression ring, a plastic ring, a locking nut and a rubber cover, wherein the compression ring base body is provided with the sealing rubber sleeve, the wedge-shaped compression ring is arranged outside one side of the sealing rubber sleeve, the wedge-shaped compression ring is locked by rotating the locking nut to the compression ring base body, the plastic ring is sleeved in the compression ring base body and is matched with an inner inclined plane of the compression ring base body, and the rubber cover is sleeved at the end part of the compression ring base body.
Preferably, the method comprises the following steps: the tail end of the excircle of one end of the compression ring base body is provided with a step flange, and the sealing rubber sleeve is arranged on the compression ring base body and leans against the flange to control the axial position of the sealing rubber sleeve; a section of conical surface of the pressing ring base body close to the flange of the tail end step is matched with the conical surface of the sealing rubber sleeve, and the angle of the conical surface of the pressing ring base body is slightly larger than that of the sealing rubber sleeve; the other end tip of clamping ring base member is equipped with the screw thread that is used for installing lock nut usefulness, the tip of clamping ring base member is equipped with the breach of two keyway shapes of rotatory usefulness when preventing to install, the interior circle of clamping ring base member has the outer conical surface cooperation of little conical surface and plastics ring.
Preferably, the method comprises the following steps: the conical surface of one end of the sealing rubber sleeve is matched with the outer surface of the wedge-shaped pressure ring, and the angle of the conical surface of the wedge-shaped pressure ring is slightly larger than that of the conical surface of the sealing rubber sleeve.
Preferably, the method comprises the following steps: the two ends of the sealing rubber sleeve are of conical surface structures.
Preferably, the method comprises the following steps: the end face of the excircle of the plastic ring is matched with the inner conical surface of the compression ring matrix by adopting a conical surface, and the plastic ring is made of an insulating material.
Preferably, the method comprises the following steps: two locking nuts are arranged on the compression ring base body and used for matching the tight conical surfaces.
The invention adopts a reasonable conical surface structure, reasonably selects materials by combining the characteristics of the materials, adopts double nuts and tightly ensures the tight combination of the conical surfaces of the parts, ensures the sealing in the axial direction and the radial direction, adopts materials which are easy to process and insulate, ensures the insulativity of the use environment, and sets a reasonable structure which is convenient for installing a tool in consideration of the convenience of operation and implementation.
The invention has the advantages that the reasonable sealing structure is arranged, the material characteristics are combined, the part materials are reasonably selected, the implementation operability in the installation process is considered, the sealing property and the insulating property are ensured, and the operability is considered.
The invention has the characteristics of simple and compact structure, low cost, simple installation, high sealing performance, convenient maintenance and the like.
Drawings
Fig. 1 is a schematic structural diagram of the sealing expansion sleeve of the invention.
Fig. 2 is a schematic structural view of the pressure ring substrate of the present invention.
Detailed Description
The invention will be described in detail below with reference to the following figures: fig. 1 shows a sealing expansion sleeve structure of a wind power gear box slip ring threading pipe, which mainly comprises a compression ring base body 1, a sealing rubber sleeve 2, a wedge-shaped compression ring 3, a plastic ring 4, a locking nut 5 and a rubber cover 6, and is characterized in that the compression ring base body 1 is provided with the sealing rubber sleeve 2, the wedge-shaped compression ring 3 is arranged outside one side of the sealing rubber sleeve 2, the wedge-shaped compression ring 3 is rotated to the compression ring base body 1 by the locking nut 5 to be locked, the plastic ring 4 is sleeved in the compression ring base body 1 and is matched with an inner inclined plane of the compression ring base body 1, the rubber cover 6 is sleeved at the end part of the compression ring base body, the excircle tail end of one end of the compression ring base body 1 is provided with a step flange, the sealing rubber sleeve 2 is arranged on the compression ring base body 1 and leans on the flange to control; a section of conical surface of the compression ring base body 1 close to the flange of the tail end step is matched with the conical surface of the sealing rubber sleeve 2, and the angle of the conical surface of the compression ring base body 1 is slightly larger than that of the conical surface of the sealing rubber sleeve 2; the utility model discloses a clamping ring base member 2, including clamping ring base member 1, the other end tip of clamping ring base member 1 is equipped with the screw thread that is used for installing lock nut 5 usefulness, the tip of clamping ring base member 1 is equipped with the breach of two keyway shapes of rotatory usefulness when preventing to install, the interior circle of clamping ring base member 1 has little conical surface and plastic ring 4's the cooperation of the outer conical surface, the one end conical surface of sealing rubber cover 2 cooperatees with wedge clamping ring 3's surface to wedge clamping ring conical surface angle slightly is greater than sealing rubber cover 2's conical surface angle, sealing rubber cover 2's both ends are conical surface structure, the terminal surface of plastic ring 4's excircle adopts conical surface and the cooperation of the interior conical surface of clamping ring base member 1, and plastic ring 4 adopts insulating material, lock nut 5 adopts two to.
Example (b): 1-2, a sealed expansion sleeve structure of wind-powered electricity generation gear box sliding ring threading pipe mainly includes clamping ring base member 1, sealing rubber cover 2, wedge clamping ring 3, plastic ring 4, lock nut 5, rubber boot 6 constitutes, its characterized in that sealing rubber cover 2 installs on clamping ring base member 1, wedge clamping ring 3 tightly install on clamping ring base member 1 along with sealing rubber cover 2, lock nut 5 revolve to clamping ring base member 1 after wedge clamping ring 3 installs on, plastic ring 4 embolias inside the clamping ring base member, with the cooperation of the interior inclined plane of clamping ring base member 1, rubber boot 1 cover at clamping ring base member tip.
The tail end of the excircle of one end of the compression ring base body 1 is provided with a step flange 1-1, and the sealing rubber sleeve 2 is arranged on the compression ring base body 1 and is in contact with the step flange 1-1, so that the axial position can be controlled;
a section of conical surface 1-2 of the compression ring base body 1 is matched with the conical surface of the sealing rubber sleeve 2 and is close to the flange of the tail end step, and the angle of the conical surface is slightly larger than that of the sealing rubber sleeve 2;
the end part of the other end of the compression ring base body 1 is provided with threads 1-3 for mounting a locking nut 5, and the end part is provided with two notches 1-4 in the shape of key grooves and used for mounting a tool to control the rotation of the compression ring base body 1 when the locking nut is tightened.
One section of the inner circle of the compression ring base body 1 is provided with a small conical surface 1-5 which is matched with the outer conical surface of the plastic ring 4.
The two ends of the sealing rubber sleeve 2 are of conical surface structures and are made of insulating materials.
One section of the wedge-shaped compression ring 3 is a step connection conical surface matched with one end conical surface of the sealing rubber sleeve 2, and the angle of the conical surface is slightly larger than that of the sealing rubber sleeve 2.
The end face of the excircle of the plastic ring 4 is matched with the inner conical surface of the pressure ring base body 1 through a conical surface, and the plastic ring 4 is made of an insulating material.
And the two locking nuts 5 are arranged behind the wedge-shaped compression ring 3 and are used for matching with the tight conical surfaces.
Claims (6)
1. The utility model provides a wind-powered electricity generation gear box sliding ring threading pipe's sealed cover structure that rises mainly includes clamping ring base member (1), sealing rubber cover (2), wedge clamping ring (3), plastic ring (4), lock nut (5), rubber cover (6) and constitutes, its characterized in that be equipped with sealing rubber cover (2) on clamping ring base member (1) to install wedge clamping ring (3) outside sealing rubber cover (2) one side, locking is carried out on rotatory clamping ring base member (1) with lock nut (5) in wedge clamping ring (3), plastic ring (4) embolia clamping ring base member (1) inside to cooperate with the interior inclined plane of clamping ring base member (1), rubber cover (6) cover establish the tip at the clamping ring base member.
2. The sealing expansion sleeve structure of the wind power gear box slip ring threading pipe according to claim 1, characterized in that the outer circle tail end of one end of the compression ring base body (1) is provided with a step flange, the sealing rubber sleeve (2) is arranged on the compression ring base body (1) and leans against the flange to control the axial position of the sealing rubber sleeve (2); a section of conical surface close to the flange of the tail end step of the compression ring base body (1) is matched with the conical surface of the sealing rubber sleeve (2), and the angle of the conical surface of the compression ring base body (1) is slightly larger than that of the sealing rubber sleeve (2); the other end tip of clamping ring base member (1) is equipped with the screw thread that is used for installing lock nut (5) usefulness, the tip of clamping ring base member (1) is equipped with the breach of two keyway shapes of rotatory usefulness when preventing to install, the interior circle of clamping ring base member (1) has the outer conical surface cooperation of little conical surface and plastics ring (4).
3. The sealing expansion sleeve structure of the wind power gear box slip ring threading pipe according to claim 2, characterized in that a conical surface at one end of the sealing rubber sleeve (2) is matched with the outer surface of the wedge-shaped compression ring (3), and the angle of the conical surface of the wedge-shaped compression ring is slightly larger than that of the sealing rubber sleeve (2).
4. The sealing expansion sleeve structure of the wind power gear box slip ring threading pipe as claimed in claim 3, wherein two ends of the sealing rubber sleeve (2) are of conical surface structures.
5. The sealing expansion sleeve structure of the wind power gear box slip ring threading pipe according to claim 2, characterized in that the end surface of the outer circle of the plastic ring (4) is matched with the inner conical surface of the compression ring base body (1) by a conical surface, and the plastic ring (4) is made of an insulating material.
6. The sealing expansion sleeve structure of the wind power gear box slip ring threading pipe according to claim 2, characterized in that the two locking nuts (5) are arranged on the compression ring base body (1) and used for matching tightly the conical surfaces.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920702143.5U CN210566154U (en) | 2019-05-16 | 2019-05-16 | Sealing expansion sleeve structure of wind power gear box slip ring threading pipe |
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CN201920702143.5U CN210566154U (en) | 2019-05-16 | 2019-05-16 | Sealing expansion sleeve structure of wind power gear box slip ring threading pipe |
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CN210566154U true CN210566154U (en) | 2020-05-19 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110107681A (en) * | 2019-05-16 | 2019-08-09 | 杭州前进齿轮箱集团股份有限公司 | A kind of sealing ringfeder structure of wind turbine gearbox slip ring penetration pipe |
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2019
- 2019-05-16 CN CN201920702143.5U patent/CN210566154U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110107681A (en) * | 2019-05-16 | 2019-08-09 | 杭州前进齿轮箱集团股份有限公司 | A kind of sealing ringfeder structure of wind turbine gearbox slip ring penetration pipe |
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