CN218063384U - Oil leakage prevention device for rotating shaft - Google Patents
Oil leakage prevention device for rotating shaft Download PDFInfo
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- CN218063384U CN218063384U CN202221845036.6U CN202221845036U CN218063384U CN 218063384 U CN218063384 U CN 218063384U CN 202221845036 U CN202221845036 U CN 202221845036U CN 218063384 U CN218063384 U CN 218063384U
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- oil
- rotating shaft
- oil sealing
- sealing head
- wall
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Abstract
The utility model relates to an oil leakage prevention technical field, in particular to an oil leakage prevention device used on a rotating shaft, which comprises a rotating shaft, wherein the rotating shaft is rotationally connected with a device shell through a bearing, an oil sealing head is fixed on the outer wall of the rotating shaft, and an oil sealing cover is fixed on the outer wall of the device shell on the same side of the oil sealing head through a mounting seat; the oil sealing head is in a circular truncated cone shape, the upper end of the oil sealing head is in contact with the lower end of the bearing, and the lower end of the oil sealing head is provided with a conical counter bore; the lower end of the inner wall of the oil sealing cover is provided with a matching bulge matched with the conical counter bore, and the inner wall of the oil sealing cover is matched with the outer wall of the oil sealing head to form a collecting tank. The utility model discloses a setting of structure such as oil seal lid, oil seal head has improved the leak protection oil effect of this device to can collect the oil of oozing.
Description
Technical Field
The utility model relates to an oil leakage prevention technical field specifically is an oil leakage prevention device for axis of rotation.
Background
A conventional rotating shaft is rotatably connected to the equipment through bearings, and oil lubrication is usually provided in order to reduce friction. When the rotating shaft on the equipment rotates to work, if an oil leakage prevention device is not arranged at the rotating shaft, oil leakage often occurs at the joint of the rotating shaft and the bearing (the bearing inner ring), the joint of the bearing and the equipment (the bearing outer ring) and the lower end of the bearing (between the bearing inner ring and the outer ring), so that the consumption speed of lubricating oil can be accelerated, waste is caused, and the environment is polluted.
In the prior art, an oil leakage prevention device suitable for a rotating shaft is matched with structures such as a plug and a sealing cover to prevent leaked oil from leaking. However, the existing oil leakage prevention device cannot collect leaked oil and treat the oil uniformly; therefore, an oil leakage preventing apparatus having a better oil leakage preventing effect is required, and the leaked oil can be collected.
Disclosure of Invention
The utility model provides an oil leakage prevention device for rotating shaft to solve the problem that proposes in the above-mentioned background art.
For solving the above problems, the utility model discloses a technical scheme do: an oil leakage prevention device for a rotating shaft comprises the rotating shaft, wherein the rotating shaft is rotatably connected with a device shell through a bearing, an oil sealing head is fixed on the outer wall of the rotating shaft, and an oil sealing cover is fixed on the outer wall of the device shell on the same side of the oil sealing head through a mounting seat; the oil sealing head is in a circular truncated cone shape, the upper end of the oil sealing head is in contact with the lower end of the bearing, and the lower end of the oil sealing head is provided with a conical counter bore; the oil seal cover is characterized in that the lower end of the inner wall of the oil seal cover is provided with a matching bulge matched with the conical counter bore, and the inner wall of the oil seal cover is matched with the outer wall of the oil seal head to form a collecting tank.
Compared with the prior art, the beneficial effects of the utility model are that: this practicality has improved the leak protection oil effect of this device through the setting of oil blanket, oil blanket isotructure to can collect the oil of effluvium.
As a further improvement of the present invention, the technical problem to be solved is: need this device can collect the oil that bearing lower extreme and bearing and rotation axis connection department oozed out, further improvement this device's leak protection oil and collection ability.
For solving the technical problem, the utility model discloses the technical scheme who further improves the adoption is: an oil collecting groove is formed in the upper end of the oil sealing head, and oil guide holes are formed in the oil collecting groove in an annular array mode.
The beneficial effects produced by the improvement are as follows: through the arrangement of the structures such as the oil collecting groove and the oil guide hole, the oil collecting device can collect oil leaked from the lower end of the bearing and the joint of the bearing and the rotating shaft, and the oil leakage prevention and collection capacity of the oil collecting device is improved.
As a further improvement of the present invention, the technical problem to be solved is: need this device can collect the oil that bearing outer wall department was the junction seepage of bearing and device shell promptly, further improvement this device's leak protection oil and collection ability.
For solving the technical problem, the utility model discloses the technical scheme who further improves the adoption is: and the oil sealing head side wall is provided with oil guide grooves in an annular array manner.
The beneficial effects produced by the improvement are as follows: through the setting of leading the oil groove, make this device can collect bearing outer wall department the oil that the junction of bearing and device shell oozes promptly, further improvement the leak protection oil and the collection ability of this device.
As a further improvement of the present invention, the technical problem to be solved is: it is desirable that the present device be capable of draining the collected oil-bleed.
In order to solve the technical problem, the utility model discloses the technical scheme that further improvement adopted does: the oil seal cover lower extreme runs through and is provided with the oil extraction hole, the downthehole detachable end cap of installing of oil extraction.
The beneficial effects produced by the improvement are as follows: through the arrangement of structures such as an oil discharge hole, a plug and the like, the device has the capability of discharging collected oil leakage.
Drawings
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a schematic diagram of a three-dimensional structure of the sealing head of the present invention.
The character label in the figure is 1, a rotating shaft; 2. a bearing; 3. a device housing; 4. sealing an oil cover; 5. sealing the oil head; 6. a mounting seat; 7. an oil sump; 8. an oil guide hole; 9. a mating protrusion; 10. a plug; 11. an oil guide groove; 12. and (4) collecting the tank.
Detailed Description
In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.
Example 1:
as shown in fig. 1-2, an oil leakage preventing device for a rotating shaft includes a rotating shaft 1, the rotating shaft 1 is rotatably connected to a device housing 3 through a bearing 2, an oil seal head 5 is fixed on an outer wall of the rotating shaft 1, in this embodiment, the rotating shaft 1 is fixedly connected to the oil seal head 5 through a screw thread, an oil seal cover 4 is fixed on an outer wall of the device housing 3 on the same side of the oil seal head 5 through a mounting seat 6, and in this embodiment, the oil seal cover 4 is detachably and fixedly connected to the oil seal head 5 through a screw thread; the oil sealing head 5 is in a circular truncated cone shape, the upper end of the oil sealing head is in contact with the lower end of the bearing 2, and the lower end of the oil sealing head is provided with a conical counter bore; the lower end of the inner wall of the oil sealing cover 4 is provided with a matching bulge 9 matched with the conical counter bore, and the inner wall of the oil sealing cover 4 is matched with the outer wall of the oil sealing head 5 to form a collecting tank 12.
The specific working principle is as follows: when the device is used, the rotating shaft 1 and the bearing 2 start to rotate relative to the device shell 3, at the moment, the oil sealing head 5 fixed on the rotating shaft 1 rotates along with the rotating shaft, the oil sealing cover 4 connected with the device shell 3 through the mounting seat 6 keeps static, and oil seeped from the bearing 2 is blocked by the oil sealing head 5 on the rotating shaft 1 or thrown out by centrifugal force due to the rotation of the oil sealing head 5 and falls into a collecting groove 12 formed by combining the oil sealing cover 4 and the oil sealing head 5; the oil leakage collected in the oil sealing cover 4 cannot leak out due to the matching relationship between the conical through hole and the matching protrusion 9 between the oil sealing cover 4 and the oil sealing head 5; this device has improved leak protection oil effect through the setting of structures such as oil blanket 4, oil head 5 promptly to can collect the save to the oil that oozes.
Example 2:
as shown in fig. 1-2, further optimization is performed on the basis of the above-mentioned embodiments: an oil collecting tank 7 is arranged at the upper end of the oil sealing head 5, oil guide holes 8 are formed in the oil collecting tank 7 in an annular array mode, and the oil collecting tank 7 is communicated with a collecting tank 12 at the lower end through the oil guide holes 8. Through the arrangement of the structures such as the oil collecting groove 7, the oil guide hole 8 and the like, the oil collecting device can collect oil leaked from the lower end of the bearing 2 and the joint of the bearing 2 and the rotating shaft 1, and the oil leakage prevention and collection capacity of the oil collecting device is improved. And the annular array on the side wall of the oil sealing head 5 is provided with oil guide grooves 11. Through leading the setting of oil groove 11, make this device can collect bearing 2 outer wall department the oil that bearing 2 and device shell 3's junction oozed out promptly, further improvement the leak protection oil and the collection ability of this device. The lower end of the oil sealing cover 4 is provided with an oil discharge hole in a penetrating manner, and a plug 10 is detachably arranged in the oil discharge hole through threaded connection. Through the arrangement of structures such as an oil discharge hole, a plug 10 and the like, the device has the capability of discharging collected oil leakage.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of the concepts and technical solutions of the present invention to other applications, with or without any modifications, shall be considered as the scope of the present invention.
Claims (4)
1. An oil leakage prevention device for a rotating shaft comprises the rotating shaft (1), wherein the rotating shaft (1) is rotatably connected with a device shell (3) through a bearing (2), and the oil leakage prevention device is characterized in that: an oil sealing head (5) is fixed on the outer wall of the rotating shaft (1), and an oil sealing cover (4) is fixed on the outer wall of the device shell (3) on the same side of the oil sealing head (5) through a mounting seat (6); the oil sealing head (5) is in a round table shape, the upper end of the oil sealing head is in contact with the lower end of the bearing (2), and the lower end of the oil sealing head is provided with a conical counter bore; the lower end of the inner wall of the oil sealing cover (4) is provided with a matching bulge (9) matched with the conical counter bore, and the inner wall of the oil sealing cover (4) is matched with the outer wall of the oil sealing head (5) to form a collecting tank (12).
2. An oil leakage preventing device for a rotating shaft according to claim 1, wherein: an oil collecting groove (7) is formed in the upper end of the oil sealing head (5), and oil guide holes (8) are formed in the oil collecting groove (7) in an annular array mode.
3. An oil leakage preventing device for a rotating shaft according to claim 1, wherein: and oil guide grooves (11) are arranged on the side wall of the oil sealing head (5) in an annular array.
4. An oil leakage preventing device for a rotating shaft according to claim 1, wherein: the oil seal cover (4) lower extreme runs through and is provided with the oil extraction hole, removable end cap (10) of installing in the oil extraction hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221845036.6U CN218063384U (en) | 2022-07-18 | 2022-07-18 | Oil leakage prevention device for rotating shaft |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221845036.6U CN218063384U (en) | 2022-07-18 | 2022-07-18 | Oil leakage prevention device for rotating shaft |
Publications (1)
Publication Number | Publication Date |
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CN218063384U true CN218063384U (en) | 2022-12-16 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221845036.6U Active CN218063384U (en) | 2022-07-18 | 2022-07-18 | Oil leakage prevention device for rotating shaft |
Country Status (1)
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CN (1) | CN218063384U (en) |
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2022
- 2022-07-18 CN CN202221845036.6U patent/CN218063384U/en active Active
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