CN211202873U - Oil slinger capable of efficiently absorbing oil and rotating shaft sealing structure - Google Patents
Oil slinger capable of efficiently absorbing oil and rotating shaft sealing structure Download PDFInfo
- Publication number
- CN211202873U CN211202873U CN201921478861.5U CN201921478861U CN211202873U CN 211202873 U CN211202873 U CN 211202873U CN 201921478861 U CN201921478861 U CN 201921478861U CN 211202873 U CN211202873 U CN 211202873U
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- China
- Prior art keywords
- oil
- ring body
- slinger
- lower ring
- rotating shaft
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- 238000007789 sealing Methods 0.000 title claims description 10
- 230000007704 transition Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000005452 bending Methods 0.000 claims 2
- 238000001816 cooling Methods 0.000 abstract description 42
- 238000010521 absorption reaction Methods 0.000 abstract description 6
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 22
- 239000000110 cooling liquid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Mechanical Sealing (AREA)
Abstract
The utility model discloses a high-efficient oil absorption's oil slinger and pivot seal structure belongs to the oil slinger field, a high-efficient oil absorption's oil slinger, a serial communication port, including last ring body and lower ring body, go up ring body and lower ring body and set up from top to bottom, go up the ring body and seted up the installation through-hole with the middle part of lower ring body, go up and be equipped with the oil slinger gap between ring body and the lower ring body, a plurality of spiral helicine oil grooves of leading have been seted up to the inboard of lower ring body, and a plurality of oil grooves of leading all communicate with the oil slinger. The oil slinger is sleeved outside the rotating shaft through the mounting through hole and is in transition fit with the rotating shaft, the cooling oil is sucked into the lower ring body through the thread oil guide groove, the oil slinger continues to rotate along with the rotating shaft, the oil slinger is sucked into an oil slinging gap from the bottom of the oil guide groove and is thrown outwards under the action of centrifugal force, the cooling oil is thrown out to play a role in guiding, the plurality of oil guide grooves are arranged inside the mounting through holes of the lower ring body, the cooling oil can be uniformly sucked into the oil slinging gap from the oil guide grooves and is thrown out, and the oil slinging efficiency is high.
Description
Technical Field
The utility model relates to an oil slinger field especially relates to an oil slinger and pivot seal structure of high-efficient oil absorption.
Background
When the shaft part rotates, an oil slinger is usually arranged to realize sealing, and when the rotating shaft rotates, lubricating liquid or cooling liquid flows to the back of the oil slinger along the axial direction, is thrown to the inner side of the side cover under the action of centrifugal force and flows back to an oil tank along the inner wall, so that the lubricating liquid or the cooling liquid is prevented from flowing out along a shaft neck; in addition, when the oil slinger rotates together with the shaft at a high speed, thrown oil gas forms an annular barrier layer, so that the axial flow of lubricating liquid is prevented, and the dynamic sealing effect is achieved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil slinger and pivot seal structure of high-efficient oil absorption.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides an oil slinger of high-efficient oil absorption, includes ring body and lower ring body, goes up ring body and lower ring body and sets up from top to bottom, goes up the ring body and has offered the installation through-hole with the middle part of lower ring body, goes up and is equipped with the oil slinging gap between ring body and the lower ring body, and a plurality of heliciform oil grooves of leading have been offered to the inboard of lower ring body, and a plurality of oil grooves of leading all communicate with the oil slinging gap.
The oil slinger is sleeved outside the rotating shaft through the mounting through hole and is in transition fit with the rotating shaft, the cooling oil is sucked into the lower ring body through the thread oil guide groove, the oil slinger continues to rotate along with the rotating shaft, the oil slinger is sucked into an oil slinging gap from the bottom of the oil guide groove and is thrown outwards under the action of centrifugal force, the cooling oil is thrown out to play a role in guiding, the plurality of oil guide grooves are arranged inside the mounting through holes of the lower ring body, the cooling oil can be uniformly sucked into the oil slinging gap from the oil guide grooves and is thrown out, and the oil slinging efficiency is high.
Preferably, the thread line of the oil guide groove is arranged clockwise from bottom to top.
Because driving motor usually rotates along the counter-clockwise, drives the pivot counter-clockwise and stabilizes, when the pivot was in the motion, liquid cooling oil got into from the bottom of lower ring body and led the oil groove, because lead the oil groove and set up to the bolt form, the whorl is from lower supreme clockwise, opposite with the direction of rotation of pivot, inertia that produces when making the pivot rotate makes liquid cooling oil flow to the top by the bottom of leading the oil groove, throws away from the oil gap of throwing away again.
Preferably, the outer side of the upper ring body is provided with a first oil guide surface, and the first oil guide surface is an arc-shaped surface bent towards the inner side of the upper ring body.
The outside of going up the ring body is equipped with first oil guide surface for the edge of liquid cooling oil direction supreme ring body bottom of upper end is thrown away, has played the effect of water conservancy diversion.
Preferably, the outer side of the lower ring body is provided with a second oil guide surface, and the second oil guide surface is an arc-shaped surface bent towards the inner side of the lower ring body.
The outside of lower ring body is equipped with the second and leads oily surface for liquid cooling oil in the lower ring body lower extreme outside is led to the edge of lower ring body upper end outer ring and is thrown away under pivot pivoted inertia, has played the effect to the water conservancy diversion of liquid cooling oil.
Preferably, the bottom of the first oil guide surface and the top of the second oil guide surface are arranged up and down to form an oil guide tip.
The liquid cooling oil thrown out from the outer sides of the upper ring body and the lower ring body and the liquid cooling oil thrown out from the oil throwing gap are converged on the oil guide tip, so that the liquid cooling oil thrown out by the oil throwing ring is collected conveniently.
Preferably, the connecting column is arranged between the upper ring body and the lower ring body.
The connecting column is arranged between the upper ring body and the lower ring body and is used for connecting the upper ring body and the lower ring body.
The utility model provides a pivot seal structure, including the oil slinger, a housing, the apparatus further comprises a rotating shaft, first oil blanket and second oil blanket, the oil slinger, first oil blanket and second oil blanket are all established in the pivot, and oil slinger and pivot transition fit, the casing is equipped with the oil slinger inner chamber, first oil blanket and second oil blanket are established respectively at the upper and lower both ends of oil slinger inner chamber, the oil slinger is established between first oil blanket and second oil blanket, the oil outlet has been seted up to the inner wall of oil slinger inner chamber, the oil outlet corresponds with the oil slinger gap level, the oil outlet runs through the outer wall of casing.
The first oil seals are used for sealing the upper end and the lower end of the oil throwing inner cavity respectively, cooling oil is prevented from entering the end portion of the rotating shaft after flowing through the oil throwing inner cavity, when the second oil seal is damaged and loses efficacy to cause oil leakage, the cooling oil enters the oil throwing inner cavity from the inside of the shell, at the moment, the oil throwing ring throws the cooling oil leaked into the oil throwing inner cavity into the oil outlet hole through the oil throwing gap, the first oil guide surface and the second oil guide surface respectively, and the cooling oil is prevented from flowing out of the rotating shaft in the axial direction.
An oil storage chamber is further arranged in the shell and communicated with the oil throwing inner cavity through an oil outlet.
The oil storage chamber is communicated with the oil outlet and is used for storing cooling oil which is leaked into the oil throwing inner cavity and thrown out by the oil throwing ring.
The oil throwing inner cavity is also provided with a vent hole which penetrates out of the shell.
The oil throwing inner cavity is provided with a vent hole communicated with the outside of the shell and used for keeping the internal and external air pressure of the oil throwing inner cavity.
The utility model has the advantages that: the oil slinger is sleeved outside the rotating shaft through the mounting through hole and is in transition fit with the rotating shaft, the cooling oil is sucked into the lower ring body through the thread oil guide groove, the oil slinger continues to rotate along with the rotating shaft, the oil slinger is sucked into an oil slinging gap from the bottom of the oil guide groove and is thrown outwards under the action of centrifugal force, the cooling oil is thrown out to play a role in guiding, the plurality of oil guide grooves are arranged inside the mounting through holes of the lower ring body, the cooling oil can be uniformly sucked into the oil slinging gap from the oil guide grooves and is thrown out, and the oil slinging efficiency is high.
Drawings
The accompanying drawings are provided to further illustrate the present invention, but the content in the accompanying drawings does not constitute any limitation to the present invention.
Fig. 1 is a schematic structural view of an oil slinger in embodiment 1 of the present invention;
fig. 2 is a side cross-sectional view of an oil slinger of embodiment 1 of the present invention;
fig. 3 is a schematic cross-sectional structure diagram of embodiment 2 of the present invention;
FIG. 4 is an enlarged partial schematic view of the location A of FIG. 3;
fig. 5 is a schematic lower sectional view of embodiment 2 of the present invention.
Wherein: the oil slinger comprises an upper ring body 11, a lower ring body 12, an oil slinger gap 13, an oil guide groove 121, an installation through hole 14, a first oil guide surface 111, a second oil guide surface 122, a connecting column 15, an oil slinger 1, a shell 2, a rotating shaft 4, a first oil seal 31, a second oil seal 32, an oil slinger inner cavity 21, an oil outlet 211, an oil storage chamber 22 and a vent hole 212.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Example 1
The utility model provides an oil slinger of high-efficient oil absorption, as shown in attached figure 1, 2, including last ring body 11 and lower ring body 12, go up ring body 11 and lower ring body 12 and set up from top to bottom, go up the middle part of ring body 11 and lower ring body 12 and seted up installation through-hole 14, go up and be equipped with oil slinger gap 13 between ring body 11 and the lower ring body 12, a plurality of spiral helicine oil grooves 121 of leading have been seted up to the inboard of lower ring body 12, a plurality of oil grooves 121 of leading all communicate with oil slinger gap 13.
The oil slinger 1 is sleeved on the outer side of the rotating shaft 4 through the mounting through hole 14 and is in transition fit with the rotating shaft 4, cooling oil is sucked into the lower ring body 12 through the thread oil guide groove 121, the oil slinger 1 continues to rotate along with the rotating shaft 4, the cooling oil is sucked into the oil slinger gap 13 from the bottom of the oil guide groove 121 and is thrown out outwards under the action of centrifugal force, the cooling oil is thrown out to play a role in guiding, the plurality of oil guide grooves 121 are arranged on the inner side of the mounting through hole 14 of the lower ring body 12, the cooling oil can be uniformly sucked into the oil slinger gap 13 from the oil guide groove 121 and thrown out, and the oil slinger efficiency is high.
The thread of oil guide groove 121 is arranged clockwise from bottom to top.
Because driving motor usually rotates along the counter-clockwise, it is stable to drive pivot 4 counter-clockwise, when pivot 4 was moving, liquid cooling oil got into from the bottom of lower ring body 12 and led oil groove 121, because lead oil groove 121 and set up to the bolt form, the whorl is from lower to upper clockwise, opposite with the direction of rotation of pivot 4, the centrifugal force that produces when making pivot 4 rotate makes liquid cooling oil flow to the top by the bottom of leading oil groove 121, throws away from oil throwing gap 13 again.
The outer side of the upper ring body 11 is provided with a first oil guide surface 111, and the first oil guide surface 111 is an arc-shaped surface which is bent towards the inner side of the upper ring body 11.
The outside of going up ring body 11 is equipped with first oil guide surface 111 for the edge of liquid cooling oil direction supreme ring body 11 bottom of upper end is thrown away, has played the effect of water conservancy diversion.
The shape of the upper ring body 11 is basin-shaped, that is, the outer diameter of the upper end of the upper ring body 11 is smaller than the outer diameter of the lower end, so the first oil guide surface 111 is arc-shaped, and the inner side of the upper ring body 11 is bent, so that the cooling liquid is easy to flow from the upper end of the upper ring body 11 to the outer ring edge of the lower end of the upper ring body 11 along the first oil guide surface 111 and is thrown out.
The outer side of the lower ring body 12 is provided with a second oil guide surface 122, and the second oil guide surface 122 is an arc-shaped surface bent towards the inner side of the lower ring body 12.
The outer side of the lower ring body 12 is provided with a second oil guide surface 122, which is used for guiding the liquid cooling oil at the outer side of the lower end of the lower ring body 12 to the edge of the outer ring at the upper end of the lower ring body 12 under the inertia of the rotation of the rotating shaft 4 and throwing the liquid cooling oil out, so that the function of guiding the liquid cooling oil is achieved.
The lower ring body 12 is shaped like a pot, that is, the outer diameter of the lower end of the lower ring body 12 is smaller than the outer diameter of the upper end, so that the second oil guide surface 122 is an arc-shaped surface, and is bent toward the inner side of the lower ring body 12, so that the cooling liquid is easily thrown out from the lower end of the lower ring body 12 to the outer ring edge of the upper end of the lower ring body 12 along the second oil guide surface 122 under the inertia of the rotation of the rotating shaft 4.
The bottom of the first oil guide surface 111 and the top of the second oil guide surface 122 are arranged up and down to form an oil guide tip.
The liquid cooling oil thrown out from the outer sides of the upper ring body 11 and the lower ring body 12 and the liquid cooling oil thrown out from the oil throwing gap 13 are converged at the oil guide tip, so that the liquid cooling oil thrown out by the oil slinger 1 is conveniently collected.
The connecting device further comprises a connecting column 15, and the connecting column 15 is arranged between the upper ring body 11 and the lower ring body 12.
The connecting column 15 is arranged between the upper ring body 11 and the lower ring body 12 and is used for connecting the upper ring body 11 and the lower ring body 12.
In this embodiment, the connecting columns 15 are provided with 4 connecting columns which are distributed outside the mounting through holes 14, and the liquid cooling oil can still be thrown out through the oil throwing gaps 13 between the connecting columns 15, so that the influence on the liquid cooling oil through the oil throwing gaps 13 can not be caused.
Example 2
The utility model provides a rotating shaft sealing structure, as shown in the attached figure 3 ~ 5, including embodiment 1 oil slinger 1, casing 2, pivot 4, first oil blanket 31 and second oil blanket 32, oil slinger 1, first oil blanket 31 and second oil blanket 32 all overlap and establish on pivot 4, and oil slinger 1 and pivot 4 transition fit, casing 2 is equipped with oil slinger inner chamber 21, first oil blanket 31 and second oil blanket 32 are established respectively at the upper and lower both ends of oil slinger inner chamber 21, oil slinger 1 is established between first oil blanket 31 and second oil blanket 32, oil outlet 211 has been seted up to the inner wall of oil slinger inner chamber 21, oil outlet 211 corresponds with oil slinger gap 13 level, oil outlet 211 runs through the outer wall of casing 2.
The first oil seals 31 are respectively used for sealing the upper end and the lower end of the oil throwing inner cavity 21, so that cooling oil is prevented from entering the end part of the rotating shaft 4 after flowing through the oil throwing inner cavity 21, when the second oil seal 32 is damaged and fails to cause oil leakage, the cooling oil enters the oil throwing inner cavity 21 from the inside of the shell 2, at the moment, the oil throwing ring 1 throws the cooling oil leaked into the oil throwing inner cavity 21 into the oil outlet 211 through the oil throwing gap 13, the first oil guide surface 111 and the second oil guide surface 122 respectively, and the cooling oil is prevented from flowing out from the axial direction of the rotating shaft 4.
An oil storage chamber 22 is further arranged in the shell 2, and the oil storage chamber 22 is communicated with the oil throwing inner cavity 21 through an oil outlet 211.
The oil storage chamber 22 is communicated with the oil outlet 211 and is used for storing the cooling oil leaked into the oil slinger inner cavity 21 and thrown by the oil slinger 1.
The oil throwing cavity 21 is further provided with a vent hole 212, and the vent hole 212 penetrates out of the shell 2.
The oil throwing inner cavity 21 is provided with a vent hole 212 communicated with the outside of the shell 2 and used for keeping the internal and external air pressure of the oil throwing inner cavity 21.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (9)
1. The oil slinger is characterized by comprising an upper ring body and a lower ring body, wherein the upper ring body and the lower ring body are arranged up and down, an installation through hole is formed in the middle of the upper ring body and the lower ring body, an oil slinging gap is formed between the upper ring body and the lower ring body, a plurality of spiral oil guide grooves are formed in the inner side of the lower ring body, and the oil guide grooves are communicated with the oil slinging gap.
2. The oil slinger for absorbing oil with high efficiency as claimed in claim 1, wherein the thread of the oil guiding groove is arranged clockwise from bottom to top.
3. The oil slinger for efficiently absorbing oil as claimed in claim 1, wherein a first oil guiding surface is disposed on the outer side of the upper ring body, and the first oil guiding surface is an arc surface bending towards the inner side of the upper ring body.
4. The oil slinger for efficiently absorbing oil as claimed in claim 3, wherein a second oil guiding surface is disposed on the outer side of the lower ring body, and the second oil guiding surface is an arc surface bending towards the inner side of the lower ring body.
5. The oil slinger for efficiently absorbing oil of claim 4, wherein the bottom of the first oil guiding surface and the top of the second oil guiding surface are arranged up and down to form an oil guiding tip.
6. The oil slinger of claim 1 further comprising a connecting post disposed between said upper ring and said lower ring.
7. A rotating shaft sealing structure is characterized by comprising the oil slinger, a shell, a rotating shaft, a first oil seal and a second oil seal, wherein the oil slinger, the first oil seal and the second oil seal are all sleeved on the rotating shaft, the oil slinger is in transition fit with the rotating shaft, the shell is provided with an oil slinging inner cavity, the first oil seal and the second oil seal are respectively arranged at the upper end and the lower end of the oil slinging inner cavity, the oil slinger is arranged between the first oil seal and the second oil seal, the inner wall of the oil slinging inner cavity is provided with an oil outlet, the oil outlet horizontally corresponds to the oil slinging gap, and the oil outlet penetrates through the outer wall of the shell.
8. The sealing structure of a rotating shaft according to claim 7, wherein an oil storage chamber is further arranged in the housing, and the oil storage chamber is communicated with the oil throwing inner cavity through the oil outlet.
9. The rotating shaft sealing structure according to claim 7, wherein the oil throwing cavity is further provided with a vent hole, and the vent hole penetrates through the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921478861.5U CN211202873U (en) | 2019-09-06 | 2019-09-06 | Oil slinger capable of efficiently absorbing oil and rotating shaft sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921478861.5U CN211202873U (en) | 2019-09-06 | 2019-09-06 | Oil slinger capable of efficiently absorbing oil and rotating shaft sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211202873U true CN211202873U (en) | 2020-08-07 |
Family
ID=71860054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921478861.5U Expired - Fee Related CN211202873U (en) | 2019-09-06 | 2019-09-06 | Oil slinger capable of efficiently absorbing oil and rotating shaft sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211202873U (en) |
-
2019
- 2019-09-06 CN CN201921478861.5U patent/CN211202873U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 |