CN213479179U - Sealing ring of wind driven generator - Google Patents
Sealing ring of wind driven generator Download PDFInfo
- Publication number
- CN213479179U CN213479179U CN202022351350.6U CN202022351350U CN213479179U CN 213479179 U CN213479179 U CN 213479179U CN 202022351350 U CN202022351350 U CN 202022351350U CN 213479179 U CN213479179 U CN 213479179U
- Authority
- CN
- China
- Prior art keywords
- sealing
- main body
- sealing ring
- ring main
- seal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Wind Motors (AREA)
Abstract
The utility model discloses a sealing ring of a wind driven generator, which comprises a sealing ring main body, a sealing fixed plate and a sealing groove outer frame; the sealing fixing plate and the sealing groove outer frame form a mounting groove for mounting the sealing ring main body; the sealing ring main body is fixed on a rotating main shaft of the wind driven generator through a mounting groove; the cross section of the sealing ring main body is integrally V-shaped; one end of the section of the sealing ring main body is provided with a sealing lip, and the other end of the section of the sealing ring main body is provided with a sealing assembly part; the sealing lip is of an arc-shaped convex structure; the sealing assembly part is of a wedge-shaped structure; the upper end of the sealing lip is contacted with the inner wall of the sealing groove outer frame; the top of the seal assembly part is attached to the inner side wall of the seal fixing plate; the utility model discloses a set up sealing lip and sealed assembly portion and guaranteed that the sealing washer main part is fixed and can not take place the upset in the mounting groove, greatly reduced the frequency that the sealing washer drops, long service life, sealed effectual provides the guarantee for aerogenerator's normal operation.
Description
Technical Field
The utility model relates to a sealing washer technical field, especially, aerogenerator sealing washer.
Background
Wind power generator is in the during operation, and one kind of condition is that the seal groove frame is rotatory, and the rotating spindle is fixed, and another kind of condition is that the rotating spindle is rotatory, and the seal groove frame is motionless, and no matter which kind of working method, the sealing washer all can receive the power of two parts in the seal groove, the rotatory moment of torsion that produces when first lip and the contact of seal groove frame, second is the clamping-force that the fixed plate produced the sealing washer. Fig. 1 is a cross-sectional view of a sealing ring of the prior art, fig. 3 is a schematic diagram of installation stress of a prior art product, and fig. 4 is a graph of failure stress analysis of the prior art product during operation, and when the prior art product is in a static state, the sealing ring is subjected to clamping forces in three directions of F1, F2 and F3 provided by a sealing fixing plate, so that the sealing ring can be fixed on a rotating spindle; after the main shaft starts to rotate, a rotating torque N1 is generated at a contact point A between the sealing lip and the outer frame of the sealing groove, meanwhile, due to the existence of clamping force F1 in the vertical direction, the size of the sealing ring is reduced after the sealing ring and the main shaft rub against each other, so that the stress starts to be uneven, after the sealing ring and the rotating torque N1 are superposed, the point B shown in fig. 4 is taken as a rotating central point, deflection occurs, and the sealing ring is separated from the sealing groove, so that sealing failure is caused. Therefore, it is desirable to provide an improved seal ring to solve the problem of seal failure of the rotating main shaft of the wind turbine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an effective reducing wear prevents to take place the upset, aerogenerator sealing washer that sealing performance is good.
The utility model discloses a following technical scheme realizes:
a sealing ring of a wind driven generator comprises a sealing ring main body, a sealing fixing plate and a sealing groove outer frame; the sealing fixing plate and the sealing groove outer frame form a mounting groove for mounting the sealing ring main body; the sealing ring main body is fixed on a rotating main shaft of the wind driven generator through the mounting groove; wherein: the cross section of the seal ring main body is integrally V-shaped; one end of the section of the sealing ring main body is provided with a sealing lip, and the other end of the section of the sealing ring main body is provided with a sealing assembly part; the sealing lip is of an arc-shaped convex structure; the sealing assembly part is of a wedge-shaped structure; the upper end of the sealing lip is in contact with the inner wall of the sealing groove outer frame; the top of the sealing assembly part is attached to the inner side wall of the sealing fixing plate.
Further, the arc-shaped protruding structure of the sealing lip is arranged towards the sealing assembly part.
Further, the left end of the seal assembling part is lower than the right end, and a wedge-shaped structure which inclines upwards is formed.
Further, the seal fixing plate is provided with a seal fixing part inosculating with the seal assembling part; the seal fixing part is also of a wedge-shaped structure.
The utility model has the advantages that:
the utility model has the advantages that the sealing lip and the sealing assembly part are arranged, the main body of the sealing ring can not turn over in the mounting groove, the falling frequency of the sealing ring is greatly reduced, the service life is long, the sealing effect is good, the normal operation of the wind driven generator is guaranteed, the service life of the wind driven generator is further prolonged, and the economic development requirement is met; the sealing ring main body can effectively prevent dust and impurities in the air from entering a bearing lubricating system of the wind driven generator; the problems that the traditional V-shaped seal cannot be fixed and easily falls off due to the oversize (the diameter is 4-10 m), the service life is short, the sealing effect is poor and the like are solved; the wind driven generator has the advantages that the wind driven generator still has the effects of long service life, good sealing effect and the like in a high-rotating-speed and severe using environment, and the labor and material cost caused by frequent replacement due to sealing failure is greatly reduced.
Drawings
FIG. 1 is a cross-sectional view of a seal ring used in the prior art;
fig. 2 is a schematic cross-sectional view of a sealing ring of a wind driven generator according to an embodiment of the present invention;
FIG. 3 is a schematic view of a prior art seal ring installation;
FIG. 4 is a schematic illustration of a seal ring used in the prior art in failure;
fig. 5 is the utility model discloses aerogenerator sealing washer installation is schematic and the atress schematic diagram.
In the drawings: 1-a seal ring body; 2-sealing the fixed plate; 3-sealing the groove outer frame; 4-mounting grooves; 5-rotating the main shaft; 11-sealing the lip; 12-a seal fitting; 21-sealing the fixing part.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, and the present invention will be described in detail with reference to the accompanying drawings and specific embodiments below according to the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, upper end, lower end, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the term "connected" is to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature; in addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 2 and 5, the sealing ring of the wind driven generator comprises a sealing ring main body 1, a sealing fixing plate 2 and a sealing groove outer frame 3; the sealing fixing plate 2 and the sealing groove outer frame 3 form an installation groove 4 for installing the sealing ring main body 1; the seal ring main body 1 is fixed on a rotating main shaft 5 of the wind driven generator through the mounting groove 4; wherein: the cross section of the seal ring main body 1 is integrally V-shaped; one end of the section of the sealing ring main body 1 is provided with a sealing lip 11, and the other end is provided with a sealing assembly part 12; the sealing lip 11 is of an arc-shaped convex structure; the seal assembling part 12 is of a wedge-shaped structure; the upper end of the sealing lip 11 is in contact with the inner wall of the sealing groove outer frame 3; the top of the seal assembling part 12 is attached to the inner side wall of the seal fixing plate 2. The sealing ring main body 1 can effectively prevent dust and impurities in the air from entering a bearing lubricating system of the wind driven generator; the problems that the traditional V-shaped seal cannot be fixed and easily falls off due to the oversize (the diameter is 4-10 m), the service life is short, the sealing effect is poor and the like are solved; the wind driven generator has the advantages that the wind driven generator still has the effects of long service life, good sealing effect and the like in a high-rotating-speed and severe using environment, and the labor and material cost caused by frequent replacement due to sealing failure is greatly reduced.
Specifically, in this embodiment, the arc-shaped protruding structure of the sealing lip 11 is disposed toward the seal mounting portion 12. It should be noted that the newly designed sealing lip 11 is more robust and durable, maintaining a sufficient amount of compression, but at the same time maintaining a reasonable sealing area, by calculating that the sealing lip 11 is shaped to achieve a minimum friction.
Specifically, in this embodiment, the left end of the seal assembly portion 12 is lower than the right end, and an inclined upward wedge-shaped structure is formed. It should be noted that, referring to fig. 5, fig. 5 is a schematic diagram of the installation stress of the sealing ring of the wind turbine, and it can be seen from the figure that the wedge-shaped surface at the top of the sealing assembly portion 12 is subjected to a downward force F1, which can be divided into a horizontal component F11 and a vertical component F12; the sealing ring main body 1 is ensured to be fixed in the sealing groove through the vertical component F12 and the counterforce F2 of the sealing ring mounting plate; even if the sealing ring main body 1 is abraded in the rotating process, the wedge-shaped structure can also ensure that the sealing ring main body 1 is clamped in the sealing groove; after the sealing lip 11 is subjected to the rotating torque N1, the horizontal component force F11 of the wedge-shaped surface can be offset with the sealing lip, the sealing ring main body 1 is ensured not to turn over in the mounting groove 4, the falling frequency of the sealing ring is greatly reduced, the service life is long, the sealing effect is good, the normal operation of the wind driven generator is guaranteed, the service life of the wind driven generator is further prolonged, and the requirement of economic development is met.
Specifically, in this embodiment, the seal fixing plate 2 is provided with a seal fixing portion 21 that fits the seal assembling portion 12; the seal-fixing portion 21 is also of a wedge-shaped configuration. It should be noted that, the sealing fixing portion 21 and the sealing assembling portion 12 both adopt a wedge-shaped structure, so as to realize accurate shape and position fixing and have a good sealing effect.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (4)
1. A sealing ring of a wind driven generator comprises a sealing ring main body, a sealing fixing plate and a sealing groove outer frame; the sealing fixing plate and the sealing groove outer frame form a mounting groove for mounting the sealing ring main body; the sealing ring main body is fixed on a rotating main shaft of the wind driven generator through the mounting groove; the method is characterized in that: the cross section of the seal ring main body is integrally V-shaped; one end of the section of the sealing ring main body is provided with a sealing lip, and the other end of the section of the sealing ring main body is provided with a sealing assembly part; the sealing lip is of an arc-shaped convex structure; the sealing assembly part is of a wedge-shaped structure; the upper end of the sealing lip is in contact with the inner wall of the sealing groove outer frame; the top of the sealing assembly part is attached to the inner side wall of the sealing fixing plate.
2. The seal ring for wind power generator according to claim 1, wherein: the arc-shaped protruding structure of the sealing lip is arranged towards the sealing assembly part.
3. The seal ring for wind power generator according to claim 1, wherein: the left end of the seal assembly part is lower than the right end of the seal assembly part, and an inclined and upward wedge-shaped structure is formed.
4. The seal ring for wind power generator according to claim 1, wherein: the sealing fixing plate is provided with a sealing fixing part matched with the sealing assembly part; the seal fixing part is also of a wedge-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022351350.6U CN213479179U (en) | 2020-10-21 | 2020-10-21 | Sealing ring of wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022351350.6U CN213479179U (en) | 2020-10-21 | 2020-10-21 | Sealing ring of wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213479179U true CN213479179U (en) | 2021-06-18 |
Family
ID=76366817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022351350.6U Active CN213479179U (en) | 2020-10-21 | 2020-10-21 | Sealing ring of wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213479179U (en) |
-
2020
- 2020-10-21 CN CN202022351350.6U patent/CN213479179U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20160084383A1 (en) | Slide ring seal | |
| CN112145695A (en) | Sealing ring of wind driven generator | |
| CN213479179U (en) | Sealing ring of wind driven generator | |
| CN105071584A (en) | Oil bearing pressure plate, oil bearing end cover assembly and motor | |
| CN209743574U (en) | Wave tooth composite gasket | |
| CN212297598U (en) | Integrated mechanical seal | |
| CN206031473U (en) | Reinforcement type equipment bulb round pin assembly | |
| CN206608545U (en) | One kind can limit pretightning force and easy-disassembling-assembling packing seal structure | |
| CN110925315A (en) | Truck hub sealing ring | |
| CN217177405U (en) | New forms of energy electricity that preapres for an unfavorable turn of events shape drives oil blanket | |
| CN220396452U (en) | L-shaped sealing ring structure with good sealing effect | |
| CN220956432U (en) | Hub bearing unit with axial high-performance sealing structure | |
| CN215673588U (en) | Anti-leakage combined gasket of automobile engine | |
| CN205478941U (en) | End cover | |
| CN218326122U (en) | Oil seal structure of gearbox shaft hole | |
| CN216200390U (en) | Sealing structure of transmission oil pan | |
| CN216691906U (en) | Fixed end bearing pre-tightening and sealing structure | |
| CN221145301U (en) | Wind pressure type sealing ring | |
| CN212555844U (en) | Pantograph bracket | |
| CN210738872U (en) | Buckling type fan oil seal bearing structure | |
| CN216045416U (en) | Sealing ring for a container and container | |
| CN217559011U (en) | Rotary oil seal assembly | |
| CN221374457U (en) | Oil seal | |
| CN218913725U (en) | Mechanical seal structure of motor rotating shaft | |
| CN112145693B (en) | Oil seal with good liquid leakage prevention effect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |