CN205639620U - Non -contact's active cell and seal structure between stator - Google Patents
Non -contact's active cell and seal structure between stator Download PDFInfo
- Publication number
- CN205639620U CN205639620U CN201620449937.1U CN201620449937U CN205639620U CN 205639620 U CN205639620 U CN 205639620U CN 201620449937 U CN201620449937 U CN 201620449937U CN 205639620 U CN205639620 U CN 205639620U
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- China
- Prior art keywords
- oil
- stator
- pressure oil
- subpart
- blade
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- 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
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- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model discloses a non -contact's active cell and seal structure between stator, including active cell part, blade, stator part, seal cover and spout hole, the inside active cell cavity that forms cylindrical structure of stator part, the inboard of stator part sets up pump sending equilibrium oil region, and the inside of stator part sets up high -pressure oil film isolation region, and the inside of high -pressure oil film isolation region is full of high voltage isolation oil. This non -contact's active cell and seal structure between stator, the regional inside of pump sending equilibrium oil is full of pressure oil, and working pressure oil is as sealed isolation medium, moving, forming pump oil principle between the quiet part, makes pressure oil pressure that produces and the pressure that the voltol oil produced balance each other, the sealing washer that the junction of blade and active cell part set up doughnut -shaped structure has played good sealed effect, avoids high voltage isolation oil to leak, the sealed change by the contact of active cell subtotal stator part is non -contact, reduces the leakage quantity that lets out of organic working medium, increases sealed life.
Description
Technical field
This utility model relates to mechanically-sealing apparatus applied technical field, between a kind of contactless mover and stator
Seal structure.
Background technology
Cogeneration ORC technology is the technology that a large amount of low-grade heat produced in commercial production re-uses generating, is
A kind of the most effective energy-saving and cost-reducing approach.And the sealing problem that a big key is organic working medium of cogeneration ORC, mesh
The sealing major part of front ORC generation technology uses mechanical sealing, and the sealing of this version belongs to contact seal, this
Planting and be sealed with two big shortcomings, first is with high costs, and the second abrasion severity requires frequent maintenance and replacement.
Utility model content
The purpose of this utility model is to provide the sealing structure between a kind of contactless mover and stator, sound part it
Between form high pressure oil film isolation area, organic working medium is isolated from the outside out, contactless so not friction owing to belonging to, make
Use the life-span long, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the following technical scheme of this utility model offer:
Sealing structure between a kind of contactless mover and stator, including subpart, blade, stationary part, sealing shroud
And spout hole, the mover cavity being internally formed cylindrical structural of described stationary part, it is flat that the inner side of stationary part arranges pumping
Weighing apparatus oil region, the inside of stationary part arranges high pressure oil film isolation area, and the inside of high pressure oil film isolation area is full of high_voltage isolation oil；
Between described high pressure oil film isolation area and pumping equilibrium oil region, spout hole is set；The both sides fixed installation ring of described subpart
Shape seals tooth bar, and subpart is arranged in the mover cavity of stator part, and the ring packing tooth bar of subpart both sides is arranged
Inside in pumping equilibrium oil region；The outside of described subpart is wrapped by sealing shroud, sealing shroud and stator part
Fixing connection；One end fixed installation blade of described subpart, forms organic working medium region between blade and stator part.
As further program of the utility model: the inside in described pumping equilibrium oil region is full of pressure oil, spout hole interior
Portion arranges the sealing gasket of disc-shaped structure.
As further program of the utility model: organic working medium region is isolated by described high pressure oil film isolation area with the external world,
High_voltage isolation oil seal within high pressure oil film isolation area is in the inside of blade.
As further program of the utility model: the junction of described blade and subpart arranges the sealing of cirque structure
Circle.
Compared with prior art, this utility model beneficial effect:
Sealing structure between this contactless mover and stator, the inside in pumping equilibrium oil region is full of pressure oil, uses pressure
Power oil, as seal isolation medium, forms pump oil principle between dynamic and static parts, makes pressure and hydraulic oil that pressure oil produces
The pressure produced balances each other；The inside of spout hole arranges the sealing gasket of disc-shaped structure, by pressure oil and high_voltage isolation oil phase every
Open, it is to avoid high_voltage isolation oil enters the inside in pumping equilibrium oil region；High pressure oil film isolation area is by organic working medium region and the external world
It is isolated, owing to oil pressure is more than organic working medium pressure, so the good sealing effect to organic working medium region, and due to mover portion
The Pumping mechanism of the blade on Fen, the high_voltage isolation oil seal within high pressure oil film isolation area, in the inside of blade, decreases height
Pressure isolation oil leaks in organic working medium region；The junction of blade and subpart arranges the sealing ring of cirque structure, rises
Arrive good sealing function, it is to avoid high_voltage isolation oil leaks；The sealing of subpart and stator part is changed to by contact
Contactless, reduce the leakage rate of organic working medium, increase the service life sealed.
Accompanying drawing explanation
Fig. 1 is sectional view of the present utility model.
In figure: 1-high pressure oil film isolation area, 2-high_voltage isolation oil, 3-pumping equilibrium oil region, 4-subpart, 5-blade,
6-ring packing tooth bar, 7-stator part, 8-mover cavity, 9-sealing shroud, 10-spout hole, 11-organic working medium region.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1, in this utility model embodiment, the sealing structure between a kind of contactless mover and stator, including
Subpart 4, blade 5, stationary part 7, sealing shroud 9 and spout hole 10, stationary part 7 be internally formed cylinder
The mover cavity 8 of structure, the inner side of stationary part 7 arranges pumping equilibrium oil region 3, the inside in pumping equilibrium oil region 3
It is full of pressure oil, uses pressure oil as seal isolation medium, between dynamic and static parts, form pump oil principle, make pressure oil
The pressure that the pressure produced and hydraulic oil produce balances each other；The inside of stationary part 7 arranges high pressure oil film isolation area 1, high pressure
Organic working medium region 11 is isolated by oil film isolation area 1 with the external world, owing to oil pressure is more than organic working medium pressure, so to having
The good sealing effect in machine working medium region 11, and due to the Pumping mechanism of the blade 5 on subpart 4, high pressure oil film is isolated
High_voltage isolation oil 2 within district 1 is sealed in the inside of blade 5, decreases high_voltage isolation oil 2 and leaks into organic working medium region
In 11；The inside of high pressure oil film isolation area 1 is full of high_voltage isolation oil 2；High pressure oil film isolation area 1 and pumping equilibrium oil region
Arranging spout hole 10 between 3, the inside of spout hole 10 arranges the sealing gasket of disc-shaped structure, by pressure oil and high_voltage isolation
Oil 2 is spaced, it is to avoid high_voltage isolation oil 2 enters the inside in pumping equilibrium oil region 3；The fixing peace in the both sides of subpart 4
Dress ring packing tooth bar 6, subpart 4 is arranged in the mover cavity 8 of stator part 7, the ring of subpart 4 both sides
Shape seals tooth bar 6 and is arranged on the inside in pumping equilibrium oil region 3；The outside of subpart 4 is wrapped by sealing shroud 9,
Sealing shroud 9 and the fixing connection of stator part 7；One end fixed installation blade 5 of subpart 4, blade 5 and stator part
Forming organic working medium region 11 between 7, the junction of blade 5 and subpart 4 arranges the sealing ring of cirque structure, rises
Arrive good sealing function, it is to avoid high_voltage isolation oil 2 leaks；The sealing of subpart 4 and stator part 7 is by contact
Change to contactless, reduce the leakage rate of organic working medium, increase the service life sealed.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes of the present utility model, it is possible to realize this utility model in other specific forms.
Therefore, no matter from the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, this practicality is new
The scope of type is limited by claims rather than described above, it is intended that by the containing of equivalency in claim that fall
All changes in justice and scope are included in this utility model.Should not be considered as any reference in claim limiting
Involved claim.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only comprises
One independent technical scheme, this narrating mode of description is only the most for clarity sake, and those skilled in the art should be by
Description is as an entirety, and the technical scheme in each embodiment can also be through appropriately combined, and forming those skilled in the art can
With other embodiments understood.
Claims (4)
1. the sealing structure between a contactless mover and stator, including subpart (4), blade (5), stationary part (7), sealing shroud (9) and spout hole (10), it is characterized in that: the mover cavity (8) being internally formed cylindrical structural of described stationary part (7), the inner side of stationary part (7) arranges pumping equilibrium oil region (3), the inside of stationary part (7) arranges high pressure oil film isolation area (1), and the inside of high pressure oil film isolation area (1) is full of high_voltage isolation oil (2)；Between described high pressure oil film isolation area (1) and pumping equilibrium oil region (3), spout hole (10) is set；Both sides fixed installation ring packing tooth bar (6) of described subpart (4), subpart (4) is arranged in the mover cavity (8) of stator part (7), and the ring packing tooth bar (6) of subpart (4) both sides is arranged on the inside of pumping equilibrium oil region (3)；The outside of described subpart (4) is wrapped by sealing shroud (9), sealing shroud (9) and the fixing connection of stator part (7)；One end fixed installation blade (5) of described subpart (4), forms organic working medium region (11) between blade (5) and stator part (7).
Sealing structure between a kind of contactless mover the most according to claim 1 and stator, it is characterised in that: the inside of described pumping equilibrium oil region (3) is full of pressure oil, and the inside of spout hole (10) arranges the sealing gasket of disc-shaped structure.
Sealing structure between a kind of contactless mover the most according to claim 1 and stator, it is characterized in that: organic working medium region (11) are isolated by described high pressure oil film isolation area (1) with the external world, high_voltage isolation oil (2) of inside, high pressure oil film isolation area (1) is sealed in the inside of blade (5).
Sealing structure between a kind of contactless mover the most according to claim 1 and stator, it is characterised in that: the junction of described blade (5) and subpart (4) arranges the sealing ring of cirque structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620449937.1U CN205639620U (en) | 2016-05-17 | 2016-05-17 | Non -contact's active cell and seal structure between stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620449937.1U CN205639620U (en) | 2016-05-17 | 2016-05-17 | Non -contact's active cell and seal structure between stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205639620U true CN205639620U (en) | 2016-10-12 |
Family
ID=57057284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620449937.1U Expired - Fee Related CN205639620U (en) | 2016-05-17 | 2016-05-17 | Non -contact's active cell and seal structure between stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205639620U (en) |
-
2016
- 2016-05-17 CN CN201620449937.1U patent/CN205639620U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161012 Termination date: 20180517 |