CN220870024U - Novel gearbox sealing element - Google Patents
Novel gearbox sealing element Download PDFInfo
- Publication number
- CN220870024U CN220870024U CN202322791200.0U CN202322791200U CN220870024U CN 220870024 U CN220870024 U CN 220870024U CN 202322791200 U CN202322791200 U CN 202322791200U CN 220870024 U CN220870024 U CN 220870024U
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- China
- Prior art keywords
- sealing ring
- sealing
- wall
- end cover
- gearbox
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- 238000007789 sealing Methods 0.000 title claims abstract description 114
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 20
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 1
Classifications
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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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- Sealing Devices (AREA)
Abstract
The utility model discloses a novel gearbox sealing element, which comprises a gearbox body, wherein a shaft body is arranged on the gearbox body, a sealing component for sealing the shaft body is fixedly arranged on the outer wall of the gearbox body, the sealing component comprises a mounting end cover, the mounting end cover is fixedly arranged outside the gearbox body, the outer wall of the shaft body is rotationally sleeved with the mounting end cover, a shaft sleeve component is arranged inside the mounting end cover, the shaft sleeve component is used for sealing the shaft body, a limiting component is arranged on the outer wall of the shaft body, the limiting component is used for clamping and limiting the shaft sleeve component, and the shaft sleeve component comprises an outer sealing ring and an inner sealing ring. According to the utility model, the transmission body, the shaft body and the sealing assembly are matched in use, the sealing assembly comprises the mounting end cover, the shaft sleeve assembly and the limiting assembly, and the mounting end cover is fixedly arranged outside the transmission body, so that the mounting end cover is detached, the shaft sleeve assembly can be directly taken down for replacement and maintenance, and the convenience of maintenance is improved.
Description
Technical Field
The utility model relates to the field of sealing elements, in particular to a novel gearbox sealing element.
Background
As disclosed in patent publication No. CN217977307U, a novel gearbox sealing member is disclosed, the inner wall of the housing is provided with a sealing outer ring, the lower surface of the sealing outer ring is provided with a sealing inner ring, the inner wall of the sealing inner ring is fixedly connected with a rotating shaft, the lower surface of the sealing outer ring is provided with a protecting device, the protecting device comprises a plurality of fixing blocks, the fixing blocks are uniformly and fixedly connected to the lower surface of the sealing outer ring, and the fixing blocks are circumferentially distributed.
The outer sealing ring and the inner sealing ring are matched for use, friction generated by rotation between the sealing ring and the rotating shaft is avoided, the inner sealing ring and the outer sealing ring rotate relatively, friction is generated, sealing performance between the inner sealing ring and the outer sealing ring is reduced, and accordingly the inner sealing ring and the outer sealing ring are required to be replaced and maintained regularly, the inner sealing ring and the outer sealing ring are usually installed at the joint of the inner part of the gearbox shell and the rotating shaft, and therefore the gearbox shell is required to be detached when the inner sealing ring and the outer sealing ring are replaced and maintained, replacement efficiency is reduced, and replacement and maintenance of the gearbox shell are inconvenient.
Disclosure of utility model
The present utility model is directed to a novel transmission seal to solve the above-mentioned problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel gearbox sealing element comprises a gearbox body, wherein a shaft body is arranged on the gearbox body;
The outer wall fixed mounting of gearbox body has the sealed seal assembly of axle body seal, seal assembly includes:
The installation end cover is fixedly arranged outside the gearbox body, and the outer wall of the shaft body is rotationally sleeved with the installation end cover;
The shaft sleeve assembly is arranged in the installation end cover and is used for sealing the shaft body;
The limiting assembly is arranged on the outer wall of the shaft body and is used for limiting the clamping connection of the shaft sleeve assembly.
Preferably, the shaft sleeve assembly comprises an outer sealing ring and an inner sealing ring, the outer sealing ring is sleeved in the installation end cover, the inner sealing ring is sleeved on the outer wall of the shaft body, and the outer wall of the inner sealing ring is rotationally connected with the outer sealing ring.
Preferably, the inner wall of the outer sealing ring is provided with a mounting groove, the outer wall of the inner sealing ring is rotationally sleeved with the inner cavity of the mounting groove, and the inner wall of the mounting groove is provided with a bearing groove.
Preferably, the inner cavity of the bearing groove is sleeved with a first plane bearing, the side of the inner sealing ring is fixedly connected with a limiting sealing ring, the outer wall of the limiting sealing ring is sleeved with the inner cavity of the bearing groove in a sliding manner, and one side of the limiting sealing ring is extruded and attached to the first plane bearing.
Preferably, the limiting component comprises a second planar bearing, the second planar bearing is sleeved on the outer wall of the shaft body, one side of the second planar bearing is extruded and attached to the outer sealing ring, and a sealing gasket is extruded and clamped between one side of the outer sealing ring, which is away from the second planar bearing, and the mounting end cover.
Preferably, the annular groove is formed in the outer wall of the shaft body, a limiting snap spring is slidably clamped in the inner cavity of the annular groove, and one side of the limiting snap spring is extruded and attached to the second planar bearing.
Preferably, the outer wall of the installation end cover is fixedly sleeved with a fixing flange, one side of the fixing flange is provided with a plurality of fixing bolts, and the fixing flange is fixedly connected with the gearbox body through the fixing bolts.
The utility model has the technical effects and advantages that:
According to the utility model, the transmission body, the shaft body and the sealing assembly are matched in use, the sealing assembly comprises the mounting end cover, the shaft sleeve assembly and the limiting assembly, and the mounting end cover is fixedly arranged outside the transmission body, so that the mounting end cover is detached, the shaft sleeve assembly can be directly taken down for replacement and maintenance, and the convenience of maintenance is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic diagram of the front internal structure of the mounting end cap of the present utility model.
Fig. 3 is a schematic diagram of the front internal structure of the outer seal ring of the present utility model.
In the figure: 1. a transmission housing; 2. a shaft body; 3. a seal assembly; 31. installing an end cover; 32. a sleeve assembly; 321. an outer seal ring; 322. an inner seal ring; 323. a first planar bearing; 324. limiting sealing rings; 325. a mounting groove; 326. a carrying groove; 331. a second planar bearing; 332. limiting snap springs; 34. and a sealing gasket.
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 utility model provides a novel gearbox sealing element shown in figures 1-3, which comprises a gearbox body 1, wherein a shaft body 2 is arranged on the gearbox body 1, a sealing component 3 for sealing the shaft body 2 is fixedly arranged on the outer wall of the gearbox body 1, the sealing component 3 comprises a mounting end cover 31, the mounting end cover 31 is fixedly arranged outside the gearbox body 1, the outer wall of the shaft body 2 is rotatably sleeved with the mounting end cover 31, a fixing flange is fixedly sleeved on the outer wall of the mounting end cover 31, one side of the fixing flange is provided with a plurality of fixing bolts, the fixing flange is fixedly connected with the gearbox body 1 through the fixing bolts, the mounting end cover 31 is fixed outside the gearbox body 1 through the fixing flange and the fixing bolts, so that the fixing bolts can be detached, the mounting end cover 31 can be directly removed, and therefore, the shaft sleeve component 32 can be directly detached and replaced, the shaft sleeve component 32 is arranged inside the mounting end cover 31, the shaft sleeve component 32 is used for sealing the shaft body 2, the limiting component is arranged on the outer wall of the shaft body 2, the limiting component is used for clamping and limiting the shaft sleeve component 32, and the limiting component can ensure the stability of the shaft sleeve component 32 between the mounting end cover 31 and the shaft body 2.
Further, the shaft sleeve assembly 32 comprises an outer sealing ring 321 and an inner sealing ring 322, the outer sealing ring 321 is sleeved in the installation end cover 31, the inner sealing ring 322 is sleeved on the outer wall of the shaft body 2, the outer wall of the inner sealing ring 322 is rotationally connected with the outer sealing ring 321, the outer sealing ring 321 and the inner sealing ring 322 can be matched to seal the shaft body 2, the outer sealing ring 321 is kept in a static state relative to the installation end cover 31, the inner sealing ring 322 synchronously rotates along with the shaft body 2, so that the friction damage probability of the shaft body 2 and the inner sealing ring 322 is reduced, the inner wall of the outer sealing ring 321 is provided with an installation groove 325, the outer wall of the inner sealing ring 322 is rotationally sleeved with the inner cavity of the installation groove 325, the inner wall of the installation groove 325 is provided with a bearing groove 326, and the installation groove 325 and the bearing groove 326 are annular grooves.
In particular, the inner cavity of the bearing groove 326 is sleeved with a first plane bearing 323, the side of the inner sealing ring 322 is fixedly connected with a limiting sealing ring 324, the outer wall of the limiting sealing ring 324 is sleeved with the inner cavity of the bearing groove 326 in a sliding manner, one side of the limiting sealing ring 324 is extruded by the first plane bearing 323 to be attached, the friction generated by rotation of the inner sealing ring 322 relative to the outer sealing ring 321 can be reduced by the first plane bearing 323, and the tightness between the inner sealing ring 322 and the outer sealing ring 321 can be improved by the limiting sealing ring 324.
Further, spacing subassembly includes second plane bearing 331, the outer wall of axis body 2 is located to second plane bearing 331 cover, one side of second plane bearing 331 is laminated mutually with outer sealing washer 321 extrusion, the extrusion joint has sealed pad 34 between one side that outer sealing washer 321 deviates from second plane bearing 331 and the installation end cover 31, sealed leakproofness between outer sealing washer 321 and the installation end cover 31 can be improved to sealed pad 34, and the recess to sealed pad 34 installation has been seted up to outer sealing washer 321 and the relative one side of installation end cover 31, the annular groove has been seted up to the outer wall of axis body 2, the inner chamber slip joint of annular groove has spacing jump ring 332, one side and the second plane bearing 331 extrusion of spacing jump ring 332 laminate mutually, second plane bearing 331 can carry out the position to outside sealing washer 321 under the effect of spacing jump ring 332, thereby guarantee the stability of outer sealing washer 321 installation.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The novel gearbox sealing element comprises a gearbox body (1), wherein a shaft body (2) is arranged on the gearbox body (1);
The transmission is characterized in that a sealing component (3) for sealing the shaft body (2) is fixedly arranged on the outer wall of the transmission body (1), and the sealing component (3) comprises:
The installation end cover (31), the installation end cover (31) is fixedly arranged outside the gearbox body (1), and the outer wall of the shaft body (2) is rotatably sleeved with the installation end cover (31);
A shaft sleeve assembly (32), wherein the shaft sleeve assembly (32) is arranged in the mounting end cover (31), and the shaft sleeve assembly (32) is used for sealing the shaft body (2);
The limiting assembly is arranged on the outer wall of the shaft body (2), and is used for limiting the clamping connection of the shaft sleeve assembly (32).
2. The novel gearbox sealing member according to claim 1, wherein the shaft sleeve assembly (32) comprises an outer sealing ring (321) and an inner sealing ring (322), the outer sealing ring (321) is sleeved in the installation end cover (31), the inner sealing ring (322) is sleeved on the outer wall of the shaft body (2), and the outer wall of the inner sealing ring (322) is rotationally connected with the outer sealing ring (321).
3. The novel gearbox sealing member according to claim 2, wherein the inner wall of the outer sealing ring (321) is provided with a mounting groove (325), the outer wall of the inner sealing ring (322) is rotationally sleeved with the inner cavity of the mounting groove (325), and the inner wall of the mounting groove (325) is provided with a bearing groove (326).
4. A novel gearbox sealing member according to claim 3, characterized in that the inner cavity of the bearing groove (326) is sleeved with a first plane bearing (323), the side of the inner sealing ring (322) is fixedly connected with a limit sealing ring (324), the outer wall of the limit sealing ring (324) is in sliding sleeve joint with the inner cavity of the bearing groove (326), and one side of the limit sealing ring (324) is extruded and attached to the first plane bearing (323).
5. The novel gearbox sealing member according to claim 1, wherein the limiting component comprises a second planar bearing (331), the second planar bearing (331) is sleeved on the outer wall of the shaft body (2), one side of the second planar bearing (331) is extruded and attached to the outer sealing ring (321), and a sealing gasket (34) is extruded and clamped between one side of the outer sealing ring (321) deviating from the second planar bearing (331) and the mounting end cover (31).
6. The novel gearbox sealing member according to claim 1, wherein the outer wall of the shaft body (2) is provided with an annular groove, an inner cavity of the annular groove is slidably clamped with a limit clamp spring (332), and one side of the limit clamp spring (332) is extruded and attached to the second plane bearing (331).
7. A novel gearbox sealing member according to claim 1, characterized in that the outer wall of the mounting end cap (31) is fixedly sleeved with a fixing flange, one side of the fixing flange is provided with a plurality of fixing bolts, and the fixing flange is fixedly connected with the gearbox body (1) through the fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322791200.0U CN220870024U (en) | 2023-10-18 | 2023-10-18 | Novel gearbox sealing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322791200.0U CN220870024U (en) | 2023-10-18 | 2023-10-18 | Novel gearbox sealing element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220870024U true CN220870024U (en) | 2024-04-30 |
Family
ID=90809274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322791200.0U Active CN220870024U (en) | 2023-10-18 | 2023-10-18 | Novel gearbox sealing element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220870024U (en) |
-
2023
- 2023-10-18 CN CN202322791200.0U patent/CN220870024U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |