CN208719355U - A kind of water proof type oil-sealing arrangement - Google Patents
A kind of water proof type oil-sealing arrangement Download PDFInfo
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- CN208719355U CN208719355U CN201821478854.0U CN201821478854U CN208719355U CN 208719355 U CN208719355 U CN 208719355U CN 201821478854 U CN201821478854 U CN 201821478854U CN 208719355 U CN208719355 U CN 208719355U
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- ring
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- rotary shaft
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- sealing ring
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Abstract
The utility model provides a kind of water proof type oil-sealing arrangement, including at least rotating ring and stationary ring, the moving ring sleeve is fixed on the rotary shaft and with rotary shaft, and it is rotated together with rotary shaft, the stationary ring is fixed on equipment end and covers, the first connection ring and form along the first sealing ring that rotary shaft is axially arranged that the rotating ring is arranged radially by the first main ring, along rotary shaft, the section that three is collectively formed are in anti-C font；The second connection ring and form along the second sealing ring that rotary shaft is axially arranged that the stationary ring is arranged radially by the second main ring, along rotary shaft, the section that three is collectively formed are in C font；The stationary ring covers on rotating ring, and it is interspersed to intermesh between the two, and tortuous seal chamber is collectively formed, the capping of annular is provided on the right side of stationary ring and rotating ring.The device favorable sealing property, can play the effect of oil isolated from water, be suitable for underwater equal particular job occasion.
Description
Technical field
The utility model provides a kind of sealing device more particularly to a kind of sealing device with oil isolated from water function,
Belong to technical field of mechanical.
Background technique
Labyrinth seal is that several belt sealing teeth being arranged successively are set around rotation axis, and a system is formed between tooth and tooth
Shut off gap and expansion cavity are arranged, sealed medium generates throttle effect when through the gap in tortuous labyrinth and reaches Drain Resistance
The device of purpose.Since there are gap, no solid contacts between the rotor and casing of labyrinth seal, and allow to have thermal expansion, therefore
Adapt to high temperature, high pressure, the occasion of high speed-frequency, this seal form be widely used in steam turbine, gas turbine, compressor,
The shaft end of air blower and it is at different levels between sealing.
In the stringenter occasion of some requirements, sealing device will not only reach in seal chamber when in use to be lubricated
The zero leakage of oil, but also to achieve the purpose that prevent extraneous pollutant from entering inside seal chamber, in addition, for sealing element
Service life also has higher requirement, therefore it provides a kind of sealing performance is very excellent, and the sealing that service life is permanent
Device becomes this field urgent problem to be solved.
Summary of the invention
The utility model solves deficiency in the prior art, provides a kind of water proof type oil-sealing arrangement, device sealing
It is functional, the effect of oil isolated from water can be played, particular job occasions such as more water environments are suitable for.
Realize technical solution used by the utility model above-mentioned purpose are as follows:
A kind of water proof type oil-sealing arrangement includes at least rotating ring and stationary ring, and the moving ring sleeve is on the rotary shaft and and rotary shaft
Fixed, and rotate together with rotary shaft, the stationary ring is fixed on equipment end and covers, the rotating ring by the first main ring, along rotary shaft
The first connection ring being arranged radially and the first sealing ring composition being axially arranged along rotary shaft, the section that three is collectively formed is in
Anti- C font；The second connection ring that the stationary ring is arranged radially by the second main ring, along rotary shaft and axially it is arranged along rotary shaft
Second sealing ring composition, the section that three is collectively formed are in C font；The stationary ring covers on rotating ring, and mutually intersection between the two
Mistake is interspersed, tortuous seal chamber is collectively formed, the first sealing ring is between the second main ring and the second sealing ring, the second sealing ring
Between the first main ring and the first sealing ring；First sealing ring, the inner headed face of the second sealing ring are respectively provided on periphery
There is radial sealing ring gear；It is provided with the capping of annular on the right side of stationary ring and rotating ring, is provided with and rotates on the inner headed face of capping
Bolt hole and bolt is distributed in the sealing ring that axis is in contact, the outer circumferential area of capping, and capping is fixed by bolt and bolt hole
It is covered in equipment end, capping is in contact with the right end of the second main ring in stationary ring and is connected and fixed with the second main ring.
Radial isolation ring gear is provided on the periphery of first main ring and on the inner headed face of the second main ring.
Sealing ring is equipped with by seal groove on the periphery of first sealing ring, the inner headed face of the sealing ring and the second main ring
Be in contact sealing；Sealing ring is equipped with by seal groove on the inner headed face of second sealing ring, the sealing ring and the first main ring
Periphery is in contact sealing.
It is axially disposed on the inner headed face of the bottom of the second sealing ring on stationary ring to have a return flume.
The bottom of the second main ring on stationary ring is provided with the drainage hole radially penetrated through.
Compared with prior art, the utility model has the advantage that water proof type oil-sealing arrangement provided in the application
It is used in the sealing performances such as more water environments and requires high occasion, the right side of sealing device is seal grease, a left side for sealing device
Side is extraneous more water environments.Stationary ring covers on rotating ring, and it is interspersed to intermesh between the two, and tortuous seal chamber is collectively formed；
First sealing ring, the inner headed face of the second sealing ring are provided with radial sealing ring gear on periphery.First sealing ring
Sealing ring is equipped with by seal groove on periphery, which is in contact sealing with the inner headed face of the second main ring；Second sealing
Sealing ring is equipped with by seal groove on the inner headed face of ring, the sealing ring is in contact sealing with the periphery of the first main ring.On
It states two sealing rings and forms dual-seal to seal chamber, prevent outside water from entering.While the second sealing ring on stationary ring
It is axially disposed on the inner headed face of bottom to have a return flume, cross the second sealing ring upper seal part water can not cross it is dynamic
The isolation ring gear being arranged on the periphery of the first main ring of ring can not continue to leak, while the part water can also be in the effect of gravity
In lower inflow return flume and it is back in the external world.Finally, even if there are also part water to have crossed isolation ring gear and sealing ring gear entrance
Seal chamber depths, then, the bottom of the second main ring on stationary ring is provided with the drainage hole radially penetrated through, into sealing
Thus water in chamber depths can all be located to be discharged under the effect of gravity.
The sealing ring being in contact with rotary shaft is provided on the inner headed face of capping, herein for the grease in mechanical equipment
It is sealed, even if there is the grease of part to enter capping, then the sealing ring on the first sealing ring can be close to grease progress
Envelope.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of water proof type oil-sealing arrangement provided by the utility model；
Fig. 2 is the sectional view along A-A of Fig. 1；
In figure: the first main ring of 1-, the first connection ring of 2-, the first sealing ring of 3-, the second main ring of 4-, the second connection ring of 5-, 6-
Second sealing ring, 7- seal chamber, 8- seal ring gear, 9- capping, 10- sealing ring, 11- bolt hole, 12- isolation ring gear, 13- return water
Slot, 14- drainage hole.
Specific embodiment
Detailed specific description is done to the utility model with reference to the accompanying drawing.
The overall structure of water proof type oil-sealing arrangement provided by the utility model is as depicted in figs. 1 and 2, and Fig. 2 is cross-sectional view.It should
Water proof type oil-sealing arrangement includes rotating ring and stationary ring, and the moving ring sleeve is fixed on the rotary shaft and with rotary shaft, and with rotary shaft one
With rotation, the stationary ring is fixed on equipment end and covers, and the rotating ring is by the first main ring 1, the first company being arranged radially along rotary shaft
The first sealing ring 3 composition for connecing ring 2 and being axially arranged along rotary shaft, the section that three is collectively formed are in anti-C font；It is described quiet
The second connection ring 5 and the second sealing ring 6 being axially arranged along rotary shaft that ring is arranged radially by the second main ring 4, along rotary shaft
Composition, the section that three is collectively formed are in C font.The capping 9 of annular, the inner headed face of capping are provided on the right side of stationary ring and rotating ring
On be provided with the sealing ring 10 being in contact with rotary shaft, bolt hole 11 and bolt is distributed in the outer circumferential area of capping, and capping is logical
It crosses bolt and bolt hole is fixed on equipment end and covers, capping is in contact with the right end of the second main ring in stationary ring and passes through bolt and the
Two main rings are connected and fixed.
The stationary ring covers on rotating ring, and it is interspersed to intermesh between the two, is collectively formed tortuous seal chamber 7, and first
Sealing ring is between the second main ring and the second sealing ring, and the second sealing ring is between the first main ring and the first sealing ring；Institute
It states the first sealing ring, the inner headed face of the second sealing ring, be provided with radial sealing ring gear 8 on periphery；First sealing ring
Sealing ring 10 is equipped with by seal groove on periphery, which is in contact sealing with the inner headed face of the second main ring；Second is close
Sealing ring 10 is equipped with by seal groove on the inner headed face of seal ring, the sealing ring is in contact close with the periphery of the first main ring
Envelope, above-mentioned two sealing ring are sealed seal chamber.On the periphery of first main ring and on the inner headed face of the second main ring
It is provided with radial isolation ring gear 12.It is axially disposed on the inner headed face of the bottom of the second sealing ring on stationary ring to there is one to return
Sink 13.The bottom of the second main ring on stationary ring is provided with the drainage hole radially penetrated through 14.
Claims (5)
1. a kind of water proof type oil-sealing arrangement, includes at least rotating ring and stationary ring, the moving ring sleeve is on the rotary shaft and solid with rotary shaft
Fixed, and rotate together with rotary shaft, the stationary ring is fixed on equipment end and covers, it is characterised in that: the rotating ring by the first main ring,
The first connection ring being arranged radially along rotary shaft and the first sealing ring composition being axially arranged along rotary shaft, three are collectively formed
Section be in anti-C font；The second connection ring that the stationary ring is arranged radially by the second main ring, along rotary shaft and along rotary shaft axis
It is formed to the second sealing ring of setting, the section that three is collectively formed is in C font；The stationary ring covers on rotating ring, and the two it
Between intermesh interspersed, tortuous seal chamber is collectively formed, the first sealing ring is between the second main ring and the second sealing ring, the
Two sealing rings are between the first main ring and the first sealing ring；First sealing ring, the inner headed face of the second sealing ring, periphery
On be provided with radial sealing ring gear；It is provided with the capping of annular on the right side of stationary ring and rotating ring, is arranged on the inner headed face of capping
There is the sealing ring being in contact with rotary shaft, bolt hole and bolt is distributed in the outer circumferential area of capping, and capping passes through bolt and spiral shell
Keyhole is fixed on equipment end and covers, and capping is in contact with the right end of the second main ring in stationary ring and is connected and fixed with the second main ring.
2. water proof type oil-sealing arrangement according to claim 1, it is characterised in that: on the periphery of the first main ring and second
Radial isolation ring gear is provided on the inner headed face of main ring.
3. water proof type oil-sealing arrangement according to claim 1, it is characterised in that: by close on the periphery of the first sealing ring
Sealing groove is equipped with sealing ring, which is in contact sealing with the inner headed face of the second main ring；Lead on the inner headed face of second sealing ring
It crosses seal groove and sealing ring is installed, the sealing ring is in contact sealing with the periphery of the first main ring.
4. water proof type oil-sealing arrangement according to claim 1, it is characterised in that: the bottom of the second sealing ring on stationary ring
It is axially disposed on inner headed face to have a return flume.
5. water proof type oil-sealing arrangement according to claim 1, it is characterised in that: the bottom of the second main ring on stationary ring is arranged
There is the drainage hole radially penetrated through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821478854.0U CN208719355U (en) | 2018-09-11 | 2018-09-11 | A kind of water proof type oil-sealing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821478854.0U CN208719355U (en) | 2018-09-11 | 2018-09-11 | A kind of water proof type oil-sealing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208719355U true CN208719355U (en) | 2019-04-09 |
Family
ID=65981629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821478854.0U Active CN208719355U (en) | 2018-09-11 | 2018-09-11 | A kind of water proof type oil-sealing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208719355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124168A (en) * | 2021-03-30 | 2021-07-16 | 江门市鑫辉特种密封科技有限公司 | Waterproof oil-separating sealing device |
-
2018
- 2018-09-11 CN CN201821478854.0U patent/CN208719355U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124168A (en) * | 2021-03-30 | 2021-07-16 | 江门市鑫辉特种密封科技有限公司 | Waterproof oil-separating sealing device |
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