CN218094240U - Mechanical sealing device - Google Patents
Mechanical sealing device Download PDFInfo
- Publication number
- CN218094240U CN218094240U CN202222145925.8U CN202222145925U CN218094240U CN 218094240 U CN218094240 U CN 218094240U CN 202222145925 U CN202222145925 U CN 202222145925U CN 218094240 U CN218094240 U CN 218094240U
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- CN
- China
- Prior art keywords
- ring
- quiet ring
- close
- sealing
- seat
- 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.)
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- 238000007789 sealing Methods 0.000 title claims abstract description 52
- 229920000742 Cotton Polymers 0.000 claims description 14
- 238000010521 absorption reaction Methods 0.000 claims description 13
- 230000003068 static effect Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 19
- 239000010687 lubricating oil Substances 0.000 description 10
- 238000001125 extrusion Methods 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Mechanical Sealing (AREA)
Abstract
The utility model provides a pair of mechanical sealing device belongs to machinery. Including pivot, seal cover, quiet ring holder, quiet ring, rotating ring, elastic sealing ring, connecting seat, the outer wall cover of pivot is equipped with the seal cover, one side of seal cover is equipped with quiet ring holder, one side of quiet ring holder is equipped with the connecting seat, one side of quiet ring holder is equipped with quiet ring, the opposite side of quiet ring is equipped with the rotating ring, quiet ring holder is close to one side of quiet ring and has seted up the deep troughed, the spring is installed to the deep troughed inner wall, the quiet ring is close to lateral wall and spring fixed connection of quiet ring holder, the quiet ring is close to one side of rotating ring and has seted up a recess No. one, one side of a recess is located the quiet ring lateral wall and installs a lug No. one, and the rotating ring is close to one side of quiet ring and offers No. two recesses of No. one lug of joining in marriage, and one side of No. two recesses is located the rotating ring lateral wall and installs the lug No. two of joining in marriage No. one recess. The utility model discloses simple structure, the simple operation, it is lubricated convenient, improve production efficiency, use manpower sparingly.
Description
Technical Field
The utility model provides a pair of mechanical sealing device belongs to machinery.
Background
The mechanical seal is a shaft seal device of a rotating machine. Such as centrifugal pumps, centrifuges, reaction kettles, compressors, and the like. Since the drive shaft extends through the inside and outside of the apparatus, there is a circumferential gap between the shaft and the apparatus through which the medium in the apparatus leaks out, and if the pressure in the apparatus is lower than atmospheric pressure, air leaks into the apparatus, so that a shaft seal device must be provided to prevent leakage.
However, in the prior art, due to the phenomenon of non-lubrication of most mechanical sealing devices after long-time use, the rotating shaft is not smooth to work and has serious friction, the service life of the rotating shaft is shortened, the sealing devices are required to be lubricated by continuously oiling, manpower is wasted, machines are required to be stopped during oiling, production cannot be achieved, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of mechanical seal device, simple structure, the simple operation, it is lubricated convenient, improve production efficiency, use manpower sparingly.
The utility model provides a pair of mechanical seal device, including pivot, seal cover, quiet ring seat, quiet ring, rotating ring, elastic seal circle, connecting seat, the outer wall cover of pivot is equipped with the seal cover, one side of seal cover is equipped with quiet ring seat, one side of quiet ring seat is equipped with the connecting seat, one side of quiet ring seat is equipped with quiet ring, the opposite side of quiet ring is equipped with the rotating ring, quiet ring seat is close to one side of quiet ring and has seted up the deep trouth, the spring is installed to the deep trouth inner wall, quiet ring is close to the lateral wall and the spring fixed connection of quiet ring seat, quiet ring is close to one side of rotating ring and has seted up a recess, one side of a recess is located quiet ring lateral wall and installs No. two recesses of No. one protruding block of cooperation, the inside axial seted up the cavity of annular form, a plurality of empty grooves have evenly been seted up towards one side of pivot to the rotating ring, the inside of cavity and empty groove all is equipped with the oil absorption cotton, the sealing plug has been seted up on one side of pivot.
The connecting seat and the sealing sleeve are fixedly connected through a locking bolt.
An elastic sealing ring sleeved on the sealing sleeve is installed between the static ring seat and the static ring, and an annular opening for the spring to pass through is formed in the elastic sealing ring.
The first convex block is inserted in the first groove, and the second convex block is inserted in the second groove.
The oil filling port is communicated with the cavity.
The seal ring is characterized in that one side of the static ring, which is close to the seal sleeve, is provided with a mounting groove, one side of the dynamic ring, which is close to the seal sleeve, is provided with a mounting groove, a first sealing ring is arranged in the mounting groove, and a second sealing ring is arranged in the mounting groove.
The utility model has the advantages that:
the utility model discloses in, through the design that sets up quiet ring seat, quiet ring, rotating ring, mounting groove, no. two mounting grooves, a sealing washer, no. two sealing washers, easy to assemble dismantles, and stable in structure links together connecting seat and seal cover through the locking bolt.
The utility model discloses in, through setting up the cavity, the dead slot, the oil absorption is cotton, the oiling mouth, the design of sealing plug, can open the sealing plug and pass through the oiling mouth to the inside injected lubricating oil of cavity, make the cotton lubricating oil that absorbs of oil absorption, treat after the cotton sufficient lubricating oil that absorbs of oil absorption, improve the sealing plug, the oil absorption cotton passes through the cavity, the dead slot lubricates the outer wall of hollow shaft, simultaneously in the pivot use, the pivot is rotated, when lubricating oil is not enough, pivot and sealing cover have the friction, pivot extrusion seal cover, the dead slot on the seal cover, the cavity warp, the extrusion oil absorption is cotton, the cotton release lubricating oil of oil absorption, continue the lubrication to the countershaft, reduce manual operation's number of times, reduce the lubricated number of times of machine stop, indirectly improve production efficiency, use manpower sparingly.
Drawings
Fig. 1 is a schematic structural diagram of a mechanical sealing device provided by the present invention.
1. A rotating shaft; 2. sealing sleeves; 3. a stationary ring seat; 4. a stationary ring; 5. a moving ring; 6. an elastic sealing ring; 7. a connecting seat; 8. deep grooves; 9. a spring; 10. a first groove; 11. a first bump; 12. a second groove; 13. a second bump; 14. a cavity; 15. an empty groove; 16. oil absorbing cotton; 17. an oil filling port; 18. a sealing plug; 19. locking the bolt; 20. a first mounting groove; 21. a second mounting groove; 22. a first sealing ring; 23. no. two sealing rings
Detailed Description
The present invention will be further explained with reference to the accompanying drawings
According to fig. 1, the utility model provides a pair of mechanical seal device, including pivot 1, seal cover 2, quiet ring seat 3, quiet ring 4, rotating ring 5, elastic seal circle 6, connecting seat 7, the outer wall cover of pivot 1 is equipped with seal cover 2, one side of seal cover 2 is equipped with quiet ring seat 3, one side of quiet ring seat 3 is equipped with connecting seat 7, one side of quiet ring seat 3 is equipped with quiet ring 4, the opposite side of quiet ring 4 is equipped with rotating ring 5, quiet ring seat 3 has been close to one side of quiet ring 4 and has been seted up deep troughed 8, spring 9 is installed to deep troughed 8 inner walls, quiet ring 4 is close to the lateral wall and the spring 9 fixed connection of quiet ring seat 3, quiet ring 4 has been close to one side of rotating ring 5 and has been seted up a recess 10, one side of a recess 10 is located the rotating ring 4 lateral wall and has been installed a lug 11, no. two recesses 12 of No. one cooperation lug 11 are seted up to one side of quiet ring 5 that is close to quiet ring 4, no. two recesses 12 are located the lateral wall of rotating ring 5 and have been installed No. 13 the cooperation lug 13, the inside 14 of the cavity of seal cover 14, the hollow cavity is evenly seted up to oil injection hole 14, the pivot 14 is seted up to the inside 14 of the oil injection hole 17 of the sealed cover 14, the hollow cavity 14, the oil suction hole 14, the hollow cavity 14 is all installed to one side of the sealed cover 14.
The connecting seat 7 and the sealing sleeve 2 are fixedly connected through a locking bolt 19.
An elastic sealing ring 6 sleeved on the sealing sleeve 2 is installed between the static ring seat 3 and the static ring 4, and an annular opening for the spring 9 to pass through is formed in the elastic sealing ring 6.
The first lug 11 is inserted in the first groove 10, and the second lug 13 is inserted in the second groove 12.
The oil filling port 17 communicates with the cavity 14.
The utility model discloses a seal cover 2, including stationary ring 4, movable ring 5, no. 2, no. 20 mounting grooves have been seted up to one side that the stationary ring is close to seal cover 2, no. two mounting grooves 21 have been seted up to one side that the movable ring 5 is close to seal cover 2, no. 20 internally mounted of mounting groove have a sealing washer 22, no. two mounting groove 21 internally mounted have No. two sealing washers 23.
The working principle of the utility model
In the installation, through setting up the quiet ring seat, the quiet ring, the rotating ring, a mounting groove, no. two mounting grooves, a sealing washer, no. two sealing washers, the connecting seat, the locking bolt, a recess, a lug, no. two recesses, the cooperation of No. two lugs is used, make things convenient for the assembly of this mechanical seal device, time and the manpower used when having reduced the maintenance, in the use, open the sealing plug and pour into lubricating oil into to the cavity inside through the oiling mouth, make the oil absorption cotton absorb lubricating oil, after waiting that the oil absorption cotton absorbs sufficient lubricating oil, the closing plug is tightened to the lid, the oil absorption cotton passes through the cavity, the dead slot lubricates the pivot outer wall, simultaneously in the pivot use, the pivot rotates, when lubricating oil is not enough, pivot and sealing cover have the friction, pivot extrusion sealing boot, the dead slot on the sealing boot, the cavity is out of shape, the extrusion oil absorption cotton, the oil absorption cotton releases lubricating oil, continue to lubricate the pivot, reduce manual operation's number, reduce the number of times that the machine stops lubrication, indirectly improve production efficiency, use manpower sparingly.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. A mechanical seal, characterized by: comprises a rotating shaft (1), a sealing sleeve (2), a stationary ring seat (3), a stationary ring (4), a movable ring (5), an elastic sealing ring (6) and a connecting seat (7), wherein the sealing sleeve (2) is sleeved on the outer wall of the rotating shaft (1), the stationary ring seat (3) is arranged on one side of the sealing sleeve (2), the connecting seat (7) is arranged on one side of the stationary ring seat (3), the stationary ring (4) is arranged on one side of the stationary ring seat (3), the movable ring (5) is arranged on the other side of the stationary ring seat (4), a deep groove (8) is formed in one side of the stationary ring seat (3) close to the stationary ring (4), a spring (9) is installed on the inner wall of the deep groove (8), the side wall of the stationary ring (4) close to the stationary ring seat (3) is fixedly connected with the spring (9), a first groove (10) is formed in one side of the stationary ring seat (4) close to the movable ring (5), a first convex block (11) is arranged on the side wall of the stationary ring (4), a second convex block (12) is arranged on one side of the movable ring (10), and a second convex block (12) is arranged on one side wall of the movable ring (12) close to the second concave block (12), cavity (14) of annular form have been seted up to the inside axial of seal cover (2), a plurality of dead slots (15) have evenly been seted up towards one side of pivot (1) in cavity (14), the inside of cavity (14) and dead slot (15) all is equipped with oil absorption cotton (16), oiling mouth (17) have been seted up to one side that pivot (1) was kept away from in cavity (14), install sealing plug (18) on oiling mouth (17).
2. A mechanical seal according to claim 1, wherein: the connecting seat (7) is fixedly connected with the sealing sleeve (2) through a locking bolt (19).
3. A mechanical seal according to claim 1, wherein: an elastic sealing ring (6) which is sleeved on the sealing sleeve (2) is installed between the static ring seat (3) and the static ring (4), and a ring-shaped opening through which the spring (9) passes is formed in the elastic sealing ring (6).
4. A mechanical seal according to claim 1, wherein: the first lug (11) is inserted in the first groove (10), and the second lug (13) is inserted in the second groove (12).
5. A mechanical seal according to claim 1, wherein: the oil filling port (17) is communicated with the cavity (14).
6. A mechanical seal according to claim 1, wherein: the sealing sleeve is characterized in that one side, close to the sealing sleeve (2), of the static ring (4) is provided with a mounting groove (20), one side, close to the sealing sleeve (2), of the movable ring (5) is provided with a second mounting groove (21), a first sealing ring (22) is mounted inside the first mounting groove (20), and a second sealing ring (23) is mounted inside the second mounting groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222145925.8U CN218094240U (en) | 2022-08-16 | 2022-08-16 | Mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222145925.8U CN218094240U (en) | 2022-08-16 | 2022-08-16 | Mechanical sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218094240U true CN218094240U (en) | 2022-12-20 |
Family
ID=84445474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222145925.8U Active CN218094240U (en) | 2022-08-16 | 2022-08-16 | Mechanical sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218094240U (en) |
-
2022
- 2022-08-16 CN CN202222145925.8U patent/CN218094240U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Building 5, No. 86, Tongjing Avenue, Nantong, Jiangsu 226000 Patentee after: Jiangsu Longyuan New Material Technology Co.,Ltd. Address before: Building 5, No. 86, Tongjing Avenue, Nantong, Jiangsu 226000 Patentee before: Nantong Longyuan New Material Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |