CN216975772U - Mechanical sealing device convenient to lubricate - Google Patents
Mechanical sealing device convenient to lubricate Download PDFInfo
- Publication number
- CN216975772U CN216975772U CN202220738616.9U CN202220738616U CN216975772U CN 216975772 U CN216975772 U CN 216975772U CN 202220738616 U CN202220738616 U CN 202220738616U CN 216975772 U CN216975772 U CN 216975772U
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- CN
- China
- Prior art keywords
- ring
- oil
- movable ring
- pipe
- sealing
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 57
- 238000005461 lubrication Methods 0.000 claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 230000003068 static effect Effects 0.000 claims description 16
- 210000004907 gland Anatomy 0.000 claims description 7
- 239000003921 oil Substances 0.000 abstract description 44
- 239000007788 liquid Substances 0.000 abstract description 14
- 239000010687 lubricating oil Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Mechanical Sealing (AREA)
Abstract
The utility model discloses a mechanical sealing device convenient for lubrication, which comprises a fixed seat, wherein a fixed groove is formed in the front surface of the fixed seat, a spring is arranged in the front surface of the fixed groove, a movable ring is fixedly arranged on the front surface of the spring, an oil storage bin is formed in the inner wall of the movable ring, an oil inlet pipe is fixedly connected to the top of the movable ring, an oil outlet hole is formed in the front surface of the movable ring, a reinforcing pipe is arranged on the outer wall of the movable ring, and a movable ring sealing ring is arranged on the back surface of the movable ring. This mechanical seal device convenient to lubrication uses through the rotating ring, sealed lid, advance the cooperation of oil pipe, oil outlet, before using, disassembles this mechanical seal device earlier, opens sealed lid, adds the oil storage storehouse with lubricating oil from advancing oil pipe, when move, the liquid film consumption of quiet ring friction surface is totally the back, in rotatory in-process, lubricating oil alright ooze in order to follow the oil outlet voluntarily, continue to keep moving, seal between the quiet ring and the lubrication process, solved the unable automatic compensation lubrication liquid's of traditional mechanical seal device problem.
Description
Technical Field
The utility model relates to the technical field of mechanical sealing, in particular to a mechanical sealing device convenient to lubricate.
Background
The mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end faces perpendicular to the rotation axis, and the end faces are kept in fit and relatively slide under the action of fluid pressure and elastic force (or magnetic force) of a compensation mechanism and the cooperation of an auxiliary seal. The mechanical seal is a shaft seal device of a rotating machine. Such as centrifugal pumps, centrifuges, reaction kettles, and compressors. 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. The shaft seal has many kinds, and the mechanical seal has the advantages of small leakage amount, long service life and the like, so the mechanical seal is the most important shaft sealing mode in the devices in the world.
The existing mechanical sealing device generally depends on a liquid film formed between the friction surfaces of a moving ring and a static ring by a liquid medium for lubrication, the liquid film between the friction surfaces is maintained, the mechanical sealing is guaranteed to operate stably, most devices work for a long time again, the liquid film between the moving surface and the static surface is worn out completely, the liquid film cannot be added automatically, and then the sealing device is excessively worn and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a mechanical seal device that facilitates lubrication, and solves the problems set forth above in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mechanical seal device convenient to it is lubricated, includes the fixing base, the fixed slot has been seted up in the front of fixing base, the front of fixed slot is provided with the spring, the fixed rotating ring that is provided with in front of spring, the oil storage bin has been seted up to the inner wall of rotating ring, the top fixedly connected with of rotating ring advances oil pipe, the oil outlet has been seted up in the front of rotating ring, the outer wall of rotating ring is provided with the enhancement pipe, the back of rotating ring is provided with the rotating ring sealing washer, the back of enhancement pipe is provided with the nut, the front of rotating ring is provided with quiet ring, the front of quiet ring is provided with the gasket, the front of gasket is provided with the gland, the fixed orifices has been seted up in the front of gland.
Preferably, the top of the oil inlet pipe is provided with a sealing cover, and the oil inlet pipe penetrates through the oil storage bin.
Preferably, the oil outlet hole penetrates through the oil storage bin.
Preferably, the inner cavity of the reinforcing pipe is provided with a groove.
Preferably, the back of the reinforcing pipe is provided with a screw hole.
Preferably, the screw hole penetrates through the inner cavities of the reinforcing pipe, the movable ring sealing ring and the movable ring.
Preferably, the front surface of the movable ring is fixedly connected with a sealing ring, and the back surface of the static ring is provided with a sealing groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. this mechanical seal device convenient to lubrication, through the rotating ring, sealed lid, advance oil pipe, the cooperation of oil outlet is used, before using, disassemble this mechanical seal device earlier, open sealed lid, with lubricating oil from advancing oil pipe and adding the oil storage storehouse, when the liquid film consumption of moving, quiet ring friction surface totally the back, in rotatory in-process, lubricating oil alright ooze in following the oil outlet voluntarily, continue to keep sealed and the lubrication process between rotating ring and the quiet ring, solved the unable automatic compensation lubricating liquid's of traditional mechanical seal device problem.
2. This mechanical seal device convenient to it is lubricated, use through the cooperation of reinforced pipe, nut, screw, rotating ring sealing washer, rotating ring, because the oil storage storehouse has been seted up to the inner wall of rotating ring, so lead to the bulk strength of rotating ring to descend to some extent, the reinforced pipe parcel is on the rotating ring surface, and advance oil pipe and all block in the recess of reinforced pipe with sealed lid, and through the nut, with reinforced pipe, rotating ring sealing washer and rotating ring together fixed, further improve the intensity of rotating ring when following the axle and rotate.
3. This mechanical seal device convenient to it is lubricated uses through the cooperation of rotating ring, quiet ring, sealing ring, seal groove, and the fixed surface of rotating ring is connected with the sealing ring, and the seal groove has been seted up on the surface of quiet ring, and when rotating ring and quiet ring contact, under the effect of sealing ring and seal groove, has avoided sealed face to have the liquid film leakage of lubrication action, and then has influenced sealed effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is an exploded view of the present invention;
fig. 4 is a structural diagram of a movable ring and a stationary ring of the structure of the utility model.
In the figure: 1. a fixed seat; 2. fixing grooves; 3. a spring; 4. a moving ring; 5. a seal ring; 6. an oil inlet pipe; 7. a sealing cover; 8. an oil outlet hole; 9. a reinforcement tube; 10. a groove; 11. a moving ring sealing ring; 12. a screw hole; 13. a nut; 14. a gland; 15. a fixing hole; 16. a gasket; 17. an oil storage bin; 18. a sealing groove; 19. and (4) a stationary ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a mechanical seal device convenient to it is lubricated, which comprises a fixed base 1, fixed slot 2 has been seted up in the front of fixing base 1, the front of fixed slot 2 is provided with spring 3, the fixed rotating ring 4 that is provided with in front of spring 3, oil storage bin 17 has been seted up to the inner wall of rotating ring 4, the top fixedly connected with of rotating ring 4 advances oil pipe 6, oil outlet 8 has been seted up in the front of rotating ring 4, the outer wall of rotating ring 4 is provided with strengthens pipe 9, the back of rotating ring 4 is provided with rotating ring sealing circle 11, the back of strengthening pipe 9 is provided with nut 13, the front of rotating ring 4 is provided with quiet ring 19, the front of quiet ring 19 is provided with gasket 16, the front of gasket 16 is provided with gland 14, fixed orifices 15 has been seted up in gland 14's front.
Wherein, the top of the oil inlet pipe 6 is provided with a sealing cover 7, and the oil inlet pipe 6 penetrates through the oil storage bin 17.
In this embodiment, before use, the mechanical sealing device is disassembled, and the sealing cover 7 is opened, so that the lubricating oil can be added into the oil storage bin 17 from the oil inlet pipe 6.
Wherein, the oil outlet 8 runs through the oil storage bin 17.
In this embodiment, when the liquid film on the friction surfaces of the moving and static rings is consumed, the lubricating oil can automatically seep out of the oil outlet 8 during the rotation process, and the direct sealing and lubricating processes of the moving and static rings are continuously maintained.
Wherein, the inner cavity of the reinforced pipe 9 is provided with a groove 10.
In this embodiment, when the reinforcing tube 9 and the movable ring are fixed by the nut 13, the oil inlet tube 6 and the sealing cover 7 are both clamped in the groove 10 in the reinforcing tube 9, so as to protect the oil inlet tube 6 and the sealing cover 7 from being damaged during rotation.
Wherein, the back of the reinforcing pipe 9 is provided with a screw hole 12.
Wherein, the screw hole 12 penetrates through the inner cavities of the reinforcing tube 9, the movable ring sealing ring 11 and the movable ring 4.
In this embodiment, through nut 13 and screw 12, with reinforcing tube 9, rotating ring sealing washer 11 and rotating ring 4 together fixed, further improve the intensity of rotating ring 4 when following the axle and rotating, avoid sealing the time damage, and then lead to sealed failure.
Wherein, the front of the rotating ring 4 is fixedly connected with a sealing ring 5, and the back of the static ring 19 is provided with a sealing groove 18.
In this embodiment, under spring 3's support, rotating ring 4 and quiet ring 19 contact together, and the fixed surface of rotating ring 4 is connected with sealing ring 5, and seal groove 18 has been seted up on the surface of quiet ring 19, and when rotating ring 4 and quiet ring 19 contact, sealing ring 5 on the rotating ring 4 can block in the seal groove 18 on quiet ring 19 surface, has improved the leakproofness of the sealed face of rotating ring 4 and quiet ring 19, has avoided sealed face to have the liquid film leakage of lubrication action, and then has influenced sealed effect.
The working principle is as follows: before use, the mechanical sealing device is disassembled, the sealing cover 7 is opened, and lubricating oil is added into the oil storage bin 17 from the oil inlet pipe 6. When the mechanical sealing device is used, the mechanical sealing device is directly installed at the shaft end to be sealed, the movable ring 4 is contacted with the static ring 19 together under the support of the spring 3, the sealing ring 5 is fixedly connected to the surface of the movable ring 4, the sealing groove 18 is formed in the surface of the static ring 19, when the movable ring 4 is contacted with the static ring 19, the sealing ring 5 on the movable ring 4 is clamped in the sealing groove 18 in the surface of the static ring 19, the sealing performance of the sealing surfaces of the movable ring 4 and the static ring 19 is improved, and the liquid film leakage with the lubricating effect on the sealing surfaces is avoided, so that the sealing effect is influenced; when the liquid films on the friction surfaces of the moving ring 4 and the static ring 19 are completely consumed, the lubricating oil can automatically seep out of the oil outlet hole 8 in the rotating process, and the direct sealing and lubricating processes of the moving ring 4 and the static ring 19 are continuously maintained; because the oil storage bin 17 has been seted up to the inner wall of rotating ring 4, lead to the bulk strength of rotating ring 4 to descend to some extent, reinforced pipe 9 wraps up on rotating ring 4 surface, and advance oil pipe 6 and sealed lid 7 and all block in the recess 10 of reinforced pipe 9, and through nut 13, with reinforced pipe 9, rotating ring sealing washer 11 and rotating ring 4 fixed together, further improve the intensity of rotating ring 4 when following the axle and rotating, avoid wearing and tearing when sealing, and then lead to sealed failure.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A mechanical sealing device convenient to lubricate, includes fixing base (1), its characterized in that: the front surface of the fixed seat (1) is provided with a fixed groove (2), the front surface of the fixed groove (2) is provided with a spring (3), a movable ring (4) is fixedly arranged on the front surface of the spring (3), an oil storage bin (17) is arranged on the inner wall of the movable ring (4), the top of the movable ring (4) is fixedly connected with an oil inlet pipe (6), the front of the movable ring (4) is provided with an oil outlet (8), the outer wall of the movable ring (4) is provided with a reinforcing pipe (9), the back of the movable ring (4) is provided with a movable ring sealing ring (11), the back of the reinforced pipe (9) is provided with a nut (13), the front of the movable ring (4) is provided with a static ring (19), a gasket (16) is arranged on the front face of the static ring (19), a gland (14) is arranged on the front face of the gasket (16), and a fixing hole (15) is formed in the front face of the gland (14).
2. A mechanical seal to facilitate lubrication according to claim 1, wherein: the top of advancing oil pipe (6) is provided with sealed lid (7), advance oil pipe (6) and run through storage oil bin (17).
3. A mechanical seal to facilitate lubrication according to claim 1, wherein: the oil outlet (8) penetrates through the oil storage bin (17).
4. A mechanical seal to facilitate lubrication according to claim 1, wherein: the inner cavity of the reinforcing pipe (9) is provided with a groove (10).
5. A mechanical seal to facilitate lubrication according to claim 1, wherein: the back of the reinforcing pipe (9) is provided with a screw hole (12).
6. A mechanical seal to facilitate lubrication according to claim 5, wherein: the screw hole (12) penetrates through the inner cavities of the reinforcing pipe (9), the moving ring sealing ring (11) and the moving ring (4).
7. A mechanical seal to facilitate lubrication according to claim 5, wherein: the front of rotating ring (4) is fixedly connected with a sealing ring (5), and the back of static ring (19) is provided with a sealing groove (18).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220738616.9U CN216975772U (en) | 2022-03-31 | 2022-03-31 | Mechanical sealing device convenient to lubricate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220738616.9U CN216975772U (en) | 2022-03-31 | 2022-03-31 | Mechanical sealing device convenient to lubricate |
Publications (1)
Publication Number | Publication Date |
---|---|
CN216975772U true CN216975772U (en) | 2022-07-15 |
Family
ID=82339819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202220738616.9U Expired - Fee Related CN216975772U (en) | 2022-03-31 | 2022-03-31 | Mechanical sealing device convenient to lubricate |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN216975772U (en) |
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2022
- 2022-03-31 CN CN202220738616.9U patent/CN216975772U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220715 |