CN205715672U - The anti-beat of low-speed device follows sealing - Google Patents
The anti-beat of low-speed device follows sealing Download PDFInfo
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- CN205715672U CN205715672U CN201620354866.7U CN201620354866U CN205715672U CN 205715672 U CN205715672 U CN 205715672U CN 201620354866 U CN201620354866 U CN 201620354866U CN 205715672 U CN205715672 U CN 205715672U
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- ring
- beat
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- annular seal
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Abstract
This utility model relates to technical field of mechanical, it is specifically related to a kind of anti-beat of low-speed device and follows sealing, including ring flange, stationary part and turn part, described turn part includes axle sleeve and the moving ring assembly being positioned on axle sleeve, described stationary part includes annular seal space and fixes the static components being connected with annular seal space, it is fixed with bearing between described stationary part and turn part, is flexibly connected by elastic packing assembly between described stationary part and ring flange.Moving ring assembly for sealing is connected with inner ring and the outer ring of bearing by indirect mode respectively with static components, realize interacting by bearing, so that the dynamic and static ring moment keeps the preferable depth of parallelism, energy effective compensation is eccentric by rotating shaft, the bias that basement tilt etc. produce, effectively extends and is sealed in the service life under big beat operating mode.
Description
Technical field
This utility model relates to technical field of mechanical, is specifically related to a kind of anti-beat of low-speed device and follows close
Envelope.
Background technology
Owing to stirring at low speed device structure is complicated, molectron is many, and cumulative errors are big, cause precision relatively low, main
Eccentric shaft, swings big, and main shaft and sealed base plane out of plumb cause dry gas seals, mechanical seal etc. excellent
Elegant sealed product, it is difficult to use normally in this kind equipment, thus cause dielectric leakage, or material is subject to
Arrive pollution etc., increase maintenance and the cost of overhaul of this kind equipment, greatly reduce economic benefits.
Utility model content
The purpose of this utility model is to solve asking of low-speed device axle eccentricities lower seal friction pair abrasion
Topic, it is provided that a kind of anti-beat, the anti-beat of low-speed device easily installed follow sealing.
In order to achieve the above object, the technical solution adopted in the utility model is: the anti-beat of low-speed device is followed
Sealing, including ring flange, stationary part and turn part, described turn part includes axle sleeve and is positioned at axle sleeve
On moving ring assembly, described stationary part includes annular seal space and fixes the static components being connected with annular seal space, institute
State and between stationary part and turn part, be fixed with bearing, between described stationary part and ring flange, pass through bullet
Property black box flexibly connects.
The anti-beat of low-speed device as above follows sealing, further illustrate into, described moving ring assembly includes
Spring base, side medium rotating ring and atmospheric side rotating ring, described spring base is fixing with axle sleeve to be connected, described side medium
Rotating ring and atmospheric side rotating ring lay respectively at the axial two ends of spring base, between side medium rotating ring and spring base, air
Throw-out collar and elastic component it is respectively equipped with between side rotating ring and spring base；Described static components include side medium stationary ring,
Side medium stationary seat and atmospheric side stationary ring, described side medium stationary ring is positioned on side medium stationary seat, and side medium is quiet
Ring seat is fixing with annular seal space to be connected, and atmospheric side stationary ring is connected with annular seal space.
The anti-beat of low-speed device as above follows sealing, further illustrate into, described bearing inner race and axle
Set is fixing to be connected, and described bearing outer ring is fixedly connected with bearing block, and described bearing block passes through bolt and annular seal space
Fixing connection.
The anti-beat of low-speed device as above follows sealing, further illustrate into, described axle sleeve is provided with lock
Jack panel, locking nut is positioned at bearing one end near air, and described locking nut is used for compressing bearing.
The anti-beat of low-speed device as above follows sealing, further illustrate into, described axle sleeve is provided with to be embraced
Tight ring, described hold-fast ring is positioned at locking nut one end away from bearing, between described hold-fast ring and locking nut
It is provided with stop pin.
The anti-beat of low-speed device as above follows sealing, further illustrates as, described elastic packing assembly
For corrugated tube, described corrugated tube two ends are fixing with between stationary part and annular seal space respectively to be connected.
The anti-beat of low-speed device as above follows sealing, further illustrates as, described elastic packing assembly
For rubber-spring complex, described rubber-spring complex two ends respectively and between stationary part and annular seal space fixing even
Connect.
The beneficial effects of the utility model are:
1) by arranging bearing in turn part and stationary part, it is achieved between moving ring assembly and static components
Connect in succession, realize interaction between the two by bearing, make static components pass through bearing, moment and turning
Axle keeps the state followed, so that the dynamic and static ring sealing end face moment keeps the preferable depth of parallelism, and can be the suitableeest
Should be eccentric relative to base by rotating shaft, pedestal, relative to deviations such as axes of rotation skew, causes rotating shaft operating beat,
Avoid the quick eccentric wear of sealing pair to the full extent, the generation of the rough sledding such as unexpected contact, can be effectively ensured
Seal face fluid cushion even film layer, effectively extends and is sealed in the service life under big beat operating mode.
2) change original location and installation mode relying on stationary part location turn part, thoroughly broken away from dry
Hermetic seal is applied high accuracy rotating shaft, the dependence of high level degree pedestal, reduces equipment precision requirement, expands
Dry gas seals application subject range, brings greatly to the dry gas seals extensively application on the big beat equipment
Promote.
3) stationary part is connected by elastic packing assembly and ring flange, and then is connected on equipment base, and
Carry out anti-rotation by elastic packing assembly, make stationary part not with axis of rotation, and rely on elastic packing group
Part compensates, and without adjusting the horizontality of ring flange lower contact surface again during installation, no matter low-speed device is adopted
Using which kind of mounting means, all can realize installation in time, it is convenient to install.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
In figure: 1, ring flange；2, elastic packing assembly；3, side medium stationary seat；41, side medium stationary ring；
42, atmospheric side stationary ring；51, side medium rotating ring；52, atmospheric side rotating ring；6, spring base；7, annular seal space；
8, axle sleeve；9, bolt；10, bearing block；11, bearing；12, locking nut；13, hold-fast ring；14、
Stop pin；15, rotating shaft.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model embodiment is further elaborated.
As it is shown in figure 1, the anti-beat of a kind of low-speed device that this utility model provides follows sealing, lower section is medium
Side, is arranged above atmospheric side, and this sealing includes ring flange 1, stationary part and turn part, described turn part
Including axle sleeve 8 and the moving ring assembly being positioned on axle sleeve 8, described moving ring assembly includes spring base 6, side medium rotating ring
51 and atmospheric side rotating ring 52, described spring base 6 is fixing with axle sleeve 8 to be connected, described side medium rotating ring 51 and air
Side rotating ring 52 lays respectively at the axial two ends of spring base 6, between side medium rotating ring 51 and spring base 6, atmospheric side move
Throw-out collar and elastic component it is respectively equipped with between ring 52 and spring base 6；Described stationary part does not rotates with rotating shaft 15, rotation
Dynamic part rotates with rotating shaft 15, and stationary part includes annular seal space 7 and the stationary ring that be connected fixing with annular seal space 7
Assembly, described static components includes side medium stationary ring 41, side medium stationary seat 3 and atmospheric side stationary ring 42, described
Side medium stationary ring 41 is positioned on side medium stationary seat 3, and side medium stationary seat 3 is fixing with annular seal space 7 to be connected, air
Side stationary ring 42 is connected with annular seal space 7, i.e. annular seal space 7 is also used for the stationary seat of atmospheric side stationary ring 42.
Being fixed with bearing 11 between described stationary part and turn part, bearing 11 inner ring is fixing with axle sleeve 8 even
Connecing, bearing 11 outer ring is fixing with annular seal space 7 to be connected, it is also possible to fixed connection shaft bearing 10 on bearing 11 outer ring,
Fixing between bearing block 10 with annular seal space 7 connection is made by bolt 9.Be equivalent to turn part and be fixed on bearing
11 inner rings, stationary part is fixed on bearing 11 outer ring, during main shaft generation beat, under the effect of bearing 11, quiet
Stop is divided and is glanced off with turn part simultaneously, so that the dynamic and static ring moment keeps the preferable depth of parallelism, can have
Effect compensates the bias produced by rotating shaft 15 beat, avoids the quick eccentric wear of friction pair, unexpected contact to the full extent
Deng the generation of fortuitous event, seal face fluid cushion even film layer can be effectively ensured, effectively extend sealing
Service life under big beat operating mode.Described axle sleeve 8 is provided with locking nut 12, and locking nut 12 is positioned at axle
Holding 11 near one end of air, described locking nut 12 is used for pushing against bearing, i.e. locking nut 12 and bearing 11
Inner ring push against, can prevent further bearing 11 loosen.Described axle sleeve 8 is provided with hold-fast ring 13, described
Hold-fast ring 13 is positioned at locking nut 12 one end away from bearing 11, between described hold-fast ring 13 and locking nut 12
Being provided with stop pin 14, stop pin 14 plays the effect preventing locking nut from loosening.
Flexibly connected by elastic packing assembly 2 between described stationary part and ring flange 1, i.e. elastic packing group
One end of part 2 is connected with the side medium stationary seat 3 in stationary part, and the other end is connected with ring flange 1, Ke Yitong
Cross screw to connect, it is also possible to by being welded to connect.Described elastic packing assembly 2 can use corrugated tube, or
Rubber-spring complex.Stationary part is flexibly connected by elastic packing assembly 2 and ring flange 1, and then is connected to
On equipment base, and carry out anti-rotation by elastic packing assembly 2, make stationary part not with axis of rotation, and
Elastic packing assembly 2 is relied on to compensate, without adjusting the horizontality of ring flange 1 lower contact surface again during installation,
Regardless of which kind of mounting means of low-speed device, all can realize installation in time, it is convenient to install.
This utility model is not limited to examples detailed above, in claims limited range of the present utility model
In, various deformation that those skilled in the art can make without creative work or amendment are all by this patent
Protection.
Claims (7)
1. the anti-beat of low-speed device follows sealing, including ring flange, stationary part and turn part, described turn portion
Dividing and include axle sleeve and the moving ring assembly being positioned on axle sleeve, described stationary part includes annular seal space and consolidates with annular seal space
The fixed static components connected, it is characterised in that: it is fixed with bearing between described stationary part and turn part,
Flexibly connected by elastic packing assembly between described stationary part and ring flange.
The anti-beat of low-speed device the most according to claim 1 follows sealing, it is characterised in that: described rotating ring group
Part includes spring base, side medium rotating ring and atmospheric side rotating ring, and described spring base is fixing with axle sleeve to be connected, described
Side medium rotating ring and atmospheric side rotating ring lay respectively at the axial two ends of spring base, between side medium rotating ring and spring base,
Throw-out collar and elastic component it is respectively equipped with between atmospheric side rotating ring and spring base；Described static components includes that side medium is quiet
Ring, side medium stationary seat and atmospheric side stationary ring, described side medium stationary ring is positioned on side medium stationary seat, medium
Side stationary seat is fixing with annular seal space to be connected, and atmospheric side stationary ring is connected with annular seal space.
The anti-beat of low-speed device the most according to claim 1 follows sealing, it is characterised in that: in described bearing
Circle is fixing with axle sleeve to be connected, and described bearing outer ring is fixedly connected with bearing block, described bearing block pass through bolt and
Annular seal space is fixing to be connected.
The anti-beat of low-speed device the most according to claim 3 follows sealing, it is characterised in that: on described axle sleeve
Being provided with locking nut, locking nut is positioned at bearing one end near air, and described locking nut is used for compression axis
Hold.
The anti-beat of low-speed device the most according to claim 4 follows sealing, it is characterised in that: on described axle sleeve
Being provided with hold-fast ring, described hold-fast ring is positioned at locking nut one end away from bearing, described hold-fast ring and locking screw
Stop pin it is provided with between mother.
The anti-beat of low-speed device the most according to claim 1 follows sealing, it is characterised in that: described elasticity is close
Sealing assembly is corrugated tube, and described corrugated tube two ends are fixing with between stationary part and annular seal space respectively to be connected.
The anti-beat of low-speed device the most according to claim 1 follows sealing, it is characterised in that: described elasticity is close
Sealing assembly is rubber-spring complex, and described rubber-spring complex two ends are respectively and between stationary part and annular seal space
Fixing connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620354866.7U CN205715672U (en) | 2016-04-26 | 2016-04-26 | The anti-beat of low-speed device follows sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620354866.7U CN205715672U (en) | 2016-04-26 | 2016-04-26 | The anti-beat of low-speed device follows sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205715672U true CN205715672U (en) | 2016-11-23 |
Family
ID=57293106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620354866.7U Active CN205715672U (en) | 2016-04-26 | 2016-04-26 | The anti-beat of low-speed device follows sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205715672U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757252A (en) * | 2016-04-26 | 2016-07-13 | 成都通密封股份有限公司 | Anti-deflection follow-up seal of low-speed device |
| CN107725782A (en) * | 2017-10-17 | 2018-02-23 | 株洲时代新材料科技股份有限公司 | Seal and liquid compound spring for liquid compound spring |
-
2016
- 2016-04-26 CN CN201620354866.7U patent/CN205715672U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757252A (en) * | 2016-04-26 | 2016-07-13 | 成都通密封股份有限公司 | Anti-deflection follow-up seal of low-speed device |
| CN107725782A (en) * | 2017-10-17 | 2018-02-23 | 株洲时代新材料科技股份有限公司 | Seal and liquid compound spring for liquid compound spring |
| CN107725782B (en) * | 2017-10-17 | 2023-09-08 | 株洲时代新材料科技股份有限公司 | Seal for liquid compound spring and liquid compound spring |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |