CN206563080U - A kind of vacuum mixer magnetic fluid seal device - Google Patents
A kind of vacuum mixer magnetic fluid seal device Download PDFInfo
- Publication number
- CN206563080U CN206563080U CN201720170819.1U CN201720170819U CN206563080U CN 206563080 U CN206563080 U CN 206563080U CN 201720170819 U CN201720170819 U CN 201720170819U CN 206563080 U CN206563080 U CN 206563080U
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- China
- Prior art keywords
- seal
- magnetic fluid
- fixed
- bellows
- ring
- Prior art date
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- Expired - Fee Related
Links
- 239000011553 magnetic fluid Substances 0.000 title claims abstract description 44
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 210000004907 gland Anatomy 0.000 claims abstract description 18
- 238000012856 packing Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model is related to a kind of vacuum mixer magnetic fluid seal device, belongs to mechanical rotatory sealing technical field.The magnetic fluid seal device includes live spindle, magnetic conductive axis set, ring flange, bellows, seal receptacle and gland are provided with outside the live spindle, the magnetic conduction axle sleeve is fixed in live spindle, the ring flange is fixed on casing, the bellows is fixed on ring flange, the seal receptacle is fixed on bellows, and magnetic fluid sealing unit is provided with the seal receptacle, and the gland is fixed on seal receptacle.The utility model device increases a bellows between ring flange and seal receptacle, and bellows can realize being flexible coupling and seal to rigid body part, can effectively prevent because of the excessive sealing property for being impacted to sealing, improving whole device of the swing of agitator.The utility model device can solve the problem that agitator swings larger mechanical seal and can not meet the weak point of installation requirement and packing seal in the presence of leakage, realize vacuum sealing.
Description
Technical field
The utility model belongs to mechanical rotating vacuum seals technical field, specially a kind of vacuum mixer magnetic liquid
Sealing device.
Background technology
As petrochemical plant is to product quality and the raising of environmental protection requirement, increasing chemical process product will
Ask and carried out in vacuum environment, and be often gas-liquid two-phase in the agitator tank body of production process, tank base is liquid,
Tank body top is gaseous material, and sealedly acting on mainly prevents that air from entering in agitator tank body, realizes that tank interior is
Vacuum environment.Because agitator swings larger in the process of running, requirement of the mechanical seal to bounce is exceeded so that mechanical seal
It can not well be used, so stirrer seal is frequently with packing seal, but packing seal is during installing and using, be needed
Lubrication fluid circulation is equipped with, and there is certain internal leakage in lubricating oil, have a strong impact on the quality of production product, cause quality
Defect.
Utility model content
In order to solve the above problems, a kind of vacuum mixer magnetic fluid seal device of the utility model, this practicality is new
Device, which advantageously accounts for the larger mechanical seal of agitator swing, can not meet the deficiency of installation requirement and packing seal in the presence of leakage
Part, realizes vacuum sealing.The utility model device is used for the mixed of oil, the hybrid reaction of chemical industry front end material and rear end material
Close reaction.The utility model purpose is achieved through the following technical solutions：
It is provided with and leads outside a kind of vacuum mixer magnetic fluid seal device, including live spindle, the live spindle
Magnetic axis set, ring flange, bellows, seal receptacle and gland, the magnetic conduction axle sleeve are fixed in live spindle, and the ring flange is consolidated
It is scheduled on casing, the bellows is fixed on ring flange, the seal receptacle is fixed on bellows, is set in the seal receptacle
Be magnetic hydraulic seal unit, and the gland is fixed on seal receptacle, and the part axial in seal receptacle is fixed on by the gland
In seal receptacle.
It is described close as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model
Seat, bellows, ring flange is sealed to connect for axial restraint.
It is used as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model, the magnetic
Property hydraulic seal unit include the pole shoe I, permanent magnet I, pole shoe II, permanent magnet II and the pole shoe III that set gradually from top to bottom.
It is described close as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model
Also include being arranged on the tetrafluoro outside framework oil seal I that the magnetic fluid sealing unit bottom is arranged in order from top to bottom, axle in envelope seat
Hold I, axle spring flange I and packing ring I.
It is described close as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model
Also include being arranged on the tetrafluoro outside framework oil seal II that the magnetic fluid sealing unit top is arranged in order from top to bottom, axle in envelope seat
With spring flange II, bearing II, axle check ring III and packing ring II.
It is described to lead as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model
Magnetic axis set is fixed in live spindle by holding screw.
It is used as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model, the method
Blue disk is fixed on casing by soket head cap screw, and the bellows is fixed on ring flange by soket head cap screw, described close
Envelope seat is fixed on bellows by soket head cap screw, and the gland is fixed on seal receptacle by soket head cap screw.
It is described close as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model
Seal seat, bellows, ring flange and axial restraint connection is carried out by dowel screw.
It is used as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model, the method
Sealing ring is provided with blue disk, seal O-ring, the ripple are provided between the pole shoe I, pole shoe II, pole shoe III and seal receptacle
Seal O-ring is provided with pipe, seal O-ring is provided between the magnetic conduction axle sleeve and live spindle.
It is used as an a kind of specific embodiment of vacuum mixer magnetic fluid seal device of the utility model, the pressure
Cover and be additionally provided with hoisting screw.
The beneficial effects of the utility model：The utility model vacuum mixer magnetic fluid seal device, it is contemplated that stir
The larger working condition of device spindle swing is mixed, increases a ripple between the ring flange and seal receptacle of magnetic fluid seal device
Pipe, bellows can realize being flexible coupling and seal to rigid body part, it is adaptable to have the place of larger beat, can effectively prevent because
The excessive sealing property for being impacted to sealing, improving whole device of swing of agitator.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model vacuum mixer magnetic fluid seal device.
Reference：1- live spindles, 2- magnetic conduction axle sleeves, 3- ring flanges, 4- bellowss, 5- seal receptacles, 6- glands, 7- magnetic
Property sealing unit, 701- pole shoes I, 702- permanent magnets I, 703- pole shoes II, 704- permanent magnets II, 705- pole shoes III, 8- double end spiral shells
Nail, 9- tetrafluoros outside framework oil seal I, 10- bearings I, 11- axles spring flange I, 12- packing rings I, 13- tetrafluoros outside framework oil seal II, 14- axles
With spring flange II, 15- bearings II, 16- axles check ring III, 17- packing rings II, 18- holding screws, 19,20,21,22,
23rd, 24,25- seal O-rings, 26- hoisting screws
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
A kind of vacuum mixer magnetic fluid seal device, its structure are as shown in figure 1, including live spindle 1, the rotation
Turn to be provided with magnetic conductive axis set 2, ring flange 3, bellows 4, seal receptacle 5 and gland 6 outside main shaft 1, the magnetic conduction axle sleeve 2 is fixed on
In live spindle 1, the ring flange 3 is fixed on casing, and the bellows 4 is fixed on ring flange 3, and the seal receptacle 5 is consolidated
It is scheduled on bellows 4, magnetic fluid sealing unit 7 is provided with the seal receptacle 5, the gland 6 is fixed on seal receptacle 5,
Part axial in seal receptacle 5 is fixed in seal receptacle 5 by the gland 6.The utility model live spindle 1 and magnetic conduction axle sleeve 2
For rotating part, ring flange 3, bellows 4, seal receptacle 5 and gland 6 are fixed part, and rotating part can be relative to fixed part
Circumferencial direction is operated, and magnetic fluid sealing unit 7 can realize the vacuum sealing to agitator, and each part is closed according to corresponding position
System's assembling constitutes the utility model vacuum mixer magnetic fluid seal device.
The utility model vacuum mixer magnetic fluid seal device, it is contemplated that the larger operating mode of agitator spindle swing
Condition, increases a bellows 4 between the ring flange and seal receptacle of magnetic fluid seal device, and bellows 4 can be realized pair
Rigid body part is flexible coupling and sealed, it is adaptable to has the place of larger beat, can effectively prevent because the swing of agitator is excessive right
Sealing is impacted, and improves the sealing property of whole device.
Further, the seal receptacle 5, bellows 4, ring flange 3 connect for axial restraint, further, the seal receptacle
5th, bellows 4, ring flange 3 carry out axial restraint connection by dowel screw 8, facilitate the transport of product and install positioning, it is to avoid
The axial deformation of ripple tube-connecting part and radial deformation is excessive is damaged with miscellaneous part.When magnetic conduction axle sleeve 2 is fixed on rotation master
After on axle 1, the position relationship of rotary part and stationary parts is it has been determined that in order to which the flexible connection for playing bellows is acted on, need
Dowel screw 8 is removed.
The magnetic fluid sealing unit 7 includes pole shoe I 701, permanent magnet I 702, the pole shoe II set gradually from top to bottom
703rd, permanent magnet II 704 and pole shoe III 705.
Also include being arranged on the bottom of magnetic fluid sealing unit 7 is arranged in order from top to bottom four in the seal receptacle
Fluorine outside framework oil seal I 9, bearing I 10, axle spring flange I 11 and packing ring I 12 and it is arranged on the magnetic fluid sealing unit
The tetrafluoro outside framework oil seal II 13 that 7 tops are arranged in order from top to bottom, axle spring flange II 14, bearing II 15, axle spring catch
Enclose III 16 and packing ring II 17.
Further, in order to realize being fixedly connected for each part, the magnetic conduction axle sleeve 2 is fixed on rotation by holding screw 18
On main shaft 1；The ring flange 3 is fixed on casing by soket head cap screw, and the bellows 4 is fixed on by soket head cap screw
On ring flange 3, the seal receptacle 5 is fixed on bellows 4 by soket head cap screw, and the gland 6 is solid by soket head cap screw
It is scheduled on seal receptacle 5.Soket head cap screw can realize the firm connection between each part, improve the stable jail between whole device
Connected mode between solidity, each part of the utility model is not limited to soket head cap screw, as long as between realizing each part firmly
The connected mode of switching performance should all be included in scope of the present invention etc.
Seal O-ring (19,20), the pole shoe I 701, pole shoe II 703, pole shoe III 705 are provided with the ring flange 3
It is provided between seal receptacle 5 on seal O-ring (21,22,23), the bellows 4 and is provided with seal O-ring 24, the magnetic conduction
Seal O-ring 25 is provided between axle sleeve 2 and live spindle 1.The setting of seal O-ring can strengthen each part of whole device it
Between air-tightness, prevent the leakage of sealing medium, thus reach improve whole device sealing property purpose.In addition, for side
Just whole magnetic fluid seal device is moved or lifted, hoisting screw 26 is additionally provided with the gland 6.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of vacuum mixer magnetic fluid seal device, it is characterised in that including live spindle, outside the live spindle
Magnetic conduction axle sleeve, ring flange, bellows, seal receptacle and gland are provided with, the magnetic conduction axle sleeve is fixed in live spindle, described
Ring flange is fixed on casing, and the bellows is fixed on ring flange, and the seal receptacle is fixed on bellows, the sealing
Magnetic fluid sealing unit is provided with seat, the gland is fixed on seal receptacle, the gland is by the shaft parts in seal receptacle
To being fixed in seal receptacle.
2. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 1, it is characterised in that the seal receptacle,
Bellows, ring flange connect for axial restraint.
3. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 1, it is characterised in that the magnetic liquid
Sealing unit includes pole shoe I, permanent magnet I, pole shoe II, permanent magnet II and the pole shoe III set gradually from top to bottom.
4. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 1, it is characterised in that in the seal receptacle
Also include being arranged on the tetrafluoro outside framework oil seal I that the magnetic fluid sealing unit bottom is arranged in order from top to bottom, bearing I, axle
With spring flange I and packing ring I.
5. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 4, it is characterised in that in the seal receptacle
Also include being arranged on the tetrafluoro outside framework oil seal II that the magnetic fluid sealing unit top is arranged in order from top to bottom, axle spring
Ring washer II, bearing II, axle check ring III and packing ring II.
6. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 1, it is characterised in that the magnetic conduction axle sleeve
It is fixed on by holding screw in live spindle.
7. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 1, it is characterised in that the ring flange leads to
Cross soket head cap screw to be fixed on casing, the bellows is fixed on ring flange by soket head cap screw, the seal receptacle leads to
Cross soket head cap screw to be fixed on bellows, the gland is fixed on seal receptacle by soket head cap screw.
8. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 2, it is characterised in that the seal receptacle,
Bellows, ring flange carry out axial restraint connection by dowel screw.
9. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 3, it is characterised in that on the ring flange
Sealing ring is provided with, is provided with seal O-ring, the bellows and sets between the pole shoe I, pole shoe II, pole shoe III and seal receptacle
Seal O-ring is equipped with, seal O-ring is provided between the magnetic conduction axle sleeve and live spindle.
10. a kind of vacuum mixer magnetic fluid seal device as claimed in claim 1, it is characterised in that on the gland
It is additionally provided with hoisting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720170819.1U CN206563080U (en) | 2017-02-24 | 2017-02-24 | A kind of vacuum mixer magnetic fluid seal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720170819.1U CN206563080U (en) | 2017-02-24 | 2017-02-24 | A kind of vacuum mixer magnetic fluid seal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206563080U true CN206563080U (en) | 2017-10-17 |
Family
ID=60031398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720170819.1U Expired - Fee Related CN206563080U (en) | 2017-02-24 | 2017-02-24 | A kind of vacuum mixer magnetic fluid seal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206563080U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679233A (en) * | 2018-07-04 | 2018-10-19 | 清华大学 | The magnetic fluid seal device of bellows auxiliary seal |
| CN110131419A (en) * | 2019-05-30 | 2019-08-16 | 自贡兆强密封制品实业有限公司 | A kind of reciprocating magnetic liquid combination sealing arrangement |
| WO2020006712A1 (en) * | 2018-07-04 | 2020-01-09 | 清华大学 | Magnetic fluid sealing device having corrugated tube assisting in sealing |
| CN112112972A (en) * | 2020-10-30 | 2020-12-22 | 清华大学 | Magnetic liquid reciprocating sealing device |
| CN112145698A (en) * | 2020-08-25 | 2020-12-29 | 清华大学 | Magnetic liquid sealing device with permanent magnet sheets and magnetic conductive sheets alternately distributed |
| CN112161065A (en) * | 2020-10-30 | 2021-01-01 | 清华大学 | Magnetic liquid sealing device for stirrer |
| CN112648374A (en) * | 2020-12-30 | 2021-04-13 | 清华大学 | Soft packing sealing device |
| CN112682514A (en) * | 2021-03-22 | 2021-04-20 | 上海鑫蓝海自动化科技有限公司 | Axial magnetic fluid dynamic sealing structure |
| CN113565962A (en) * | 2021-09-07 | 2021-10-29 | 重庆通用工业(集团)有限责任公司 | Spring pressing type sealing set |
-
2017
- 2017-02-24 CN CN201720170819.1U patent/CN206563080U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679233A (en) * | 2018-07-04 | 2018-10-19 | 清华大学 | The magnetic fluid seal device of bellows auxiliary seal |
| WO2020006712A1 (en) * | 2018-07-04 | 2020-01-09 | 清华大学 | Magnetic fluid sealing device having corrugated tube assisting in sealing |
| CN108679233B (en) * | 2018-07-04 | 2023-11-17 | 清华大学 | Magnetic liquid sealing device for auxiliary sealing of corrugated pipe |
| CN110131419A (en) * | 2019-05-30 | 2019-08-16 | 自贡兆强密封制品实业有限公司 | A kind of reciprocating magnetic liquid combination sealing arrangement |
| CN110131419B (en) * | 2019-05-30 | 2024-05-31 | 自贡兆强密封制品实业有限公司 | Reciprocating type magnetic liquid combined sealing device |
| CN112145698A (en) * | 2020-08-25 | 2020-12-29 | 清华大学 | Magnetic liquid sealing device with permanent magnet sheets and magnetic conductive sheets alternately distributed |
| CN112112972B (en) * | 2020-10-30 | 2021-10-08 | 清华大学 | Magnetic liquid reciprocating sealing device |
| CN112161065A (en) * | 2020-10-30 | 2021-01-01 | 清华大学 | Magnetic liquid sealing device for stirrer |
| CN112112972A (en) * | 2020-10-30 | 2020-12-22 | 清华大学 | Magnetic liquid reciprocating sealing device |
| CN112648374A (en) * | 2020-12-30 | 2021-04-13 | 清华大学 | Soft packing sealing device |
| CN112682514A (en) * | 2021-03-22 | 2021-04-20 | 上海鑫蓝海自动化科技有限公司 | Axial magnetic fluid dynamic sealing structure |
| CN112682514B (en) * | 2021-03-22 | 2021-06-22 | 上海鑫蓝海自动化科技有限公司 | Axial magnetic fluid dynamic sealing structure |
| CN113565962A (en) * | 2021-09-07 | 2021-10-29 | 重庆通用工业(集团)有限责任公司 | Spring pressing type sealing set |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171017 |