CN207420957U - A kind of compressor carbon ring sealing structure - Google Patents
A kind of compressor carbon ring sealing structure Download PDFInfo
- Publication number
- CN207420957U CN207420957U CN201721594549.3U CN201721594549U CN207420957U CN 207420957 U CN207420957 U CN 207420957U CN 201721594549 U CN201721594549 U CN 201721594549U CN 207420957 U CN207420957 U CN 207420957U
- Authority
- CN
- China
- Prior art keywords
- carbocyclic ring
- ring seat
- seat
- carbocyclic
- sealing structure
- 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
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 title claims abstract description 19
- 125000002837 carbocyclic group Chemical group 0.000 claims abstract description 132
- 239000000463 material Substances 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Abstract
The utility model discloses a kind of compressor carbon ring sealing structures, including main shaft, the second carbocyclic ring seat is connected on the outside of the main shaft, and second the left and right sides of carbocyclic ring seat be connected respectively with the first carbocyclic ring seat and the 3rd carbocyclic ring seat by seal ring piece, the medial surface of the first carbocyclic ring seat, the second carbocyclic ring seat and the 3rd carbocyclic ring seat is connected by compensating ring with carbocyclic ring, and leak is provided on the inside of carbocyclic ring, the leak is connected with pressurized hole, and the both ends of pressurized hole are both provided with booster block.The compressor carbon ring sealing structure can increase the connective stability between the first carbocyclic ring seat, the second carbocyclic ring seat and the 3rd carbocyclic ring seat, consequently facilitating fixed carbocyclic ring, it is avoided that medium from the slot leakage of the first carbocyclic ring seat, the second carbocyclic ring seat and the 3rd carbocyclic ring seat junction into outside air, carbocyclic ring can be made to be connected with main shaft by pressure medium even closer, so as to increase the leakproofness between carbocyclic ring and main shaft.
Description
Technical field
The utility model is related to compressor carbocyclic ring correlative technology fields, are specially a kind of compressor carbon ring sealing structure.
Background technology
It needs to set carbon ring seal on the compressor, in order to avoid occur dielectric leakage on main shaft, causes environmental pollution, but
Under conditions of 19000rpm, domestic carbon ring seal can not meet requirement under the high speed conditions of large-diameter, this causes superelevation
The sealing technique of fast large-diameter centrifugal compressor is monopolized substantially by foreign countries, the development of state's interior sealing industry is restricted very big.
Utility model content
The purpose of this utility model is to provide a kind of compressor carbon ring sealing structure, to solve to carry in above-mentioned background technology
Have the problem of carbon ring seal can not meet requirement under the high speed conditions of large-diameter.
To achieve the above object, the utility model provides following technical solution：A kind of compressor carbon ring sealing structure, including
Main shaft is connected with the second carbocyclic ring seat on the outside of the main shaft, and the left and right sides of the second carbocyclic ring seat is distinguished by seal ring piece
It is connected with the first carbocyclic ring seat and the 3rd carbocyclic ring seat, the medial surface of the first carbocyclic ring seat, the second carbocyclic ring seat and the 3rd carbocyclic ring seat
It is connected by compensating ring with carbocyclic ring, and leak is provided on the inside of carbocyclic ring, the leak is connected with pressurized hole, and
The both ends of pressurized hole are both provided with booster block.
Preferably, the planform on the right side of the first carbocyclic ring seat and on the left of the 3rd carbocyclic ring seat is waveform, and first
Wavy shaped configuration on the right side of carbocyclic ring seat and on the left of the 3rd carbocyclic ring seat is mutual with the wavy shaped configuration at left and right sides of the second carbocyclic ring seat respectively
It mends, and is bolted to connection between the first carbocyclic ring seat, the second carbocyclic ring seat and the 3rd carbocyclic ring seat.
Preferably, the planform at left and right sides of the second carbocyclic ring seat is waveform, and the left and right of the second carbocyclic ring seat
Both sides are connected by the way of magnetic with the first carbocyclic ring seat and the 3rd carbocyclic ring seat respectively.
Preferably, the material of the seal ring piece and carbocyclic ring is respectively rubber and carbon, and the planform of seal ring piece
It is identical with the planform of the second carbocyclic ring seat side, and the structure of carbocyclic ring is beveling three-clove style.
Preferably, the cross-section structure shape of the pressurized hole is " M " type, and pressurized hole is mutually communicated with leak.
Preferably, the material of the booster block is magnet, and is symmetrical arranged between booster block and booster block on leak.
Compared with prior art, the beneficial effects of the utility model are：The compressor carbon ring sealing structure,
1st, using the first carbocyclic ring seat, the second carbocyclic ring seat, the 3rd carbocyclic ring seat, seal ring piece, compensating ring, pressurized hole, leak
With the design of booster block, magnetic connects between the first carbocyclic ring seat, the second carbocyclic ring seat and the 3rd carbocyclic ring seat, and joint face is wave
Shape can increase the connective stability between the first carbocyclic ring seat, the second carbocyclic ring seat and the 3rd carbocyclic ring seat, consequently facilitating fixed carbon
Ring,
2nd, the design of seal ring piece can seal the first carbocyclic ring seat, the second carbocyclic ring seat and the 3rd carbocyclic ring seat three junction
Gap avoids medium from the slot leakage into outside air, the design of compensating ring, after carbocyclic ring abrasion carbocyclic ring can be made automatic
It is close to main shaft,
3rd, the design of leak holes, can enter pressurized hole convenient for medium, and the design of pressurized hole and booster block can pass through medium pressure
It is even closer that power makes carbocyclic ring be connected with main shaft, so as to increase the leakproofness between carbocyclic ring and main shaft.
Description of the drawings
Fig. 1 is the utility model main structure diagram；
Fig. 2 is the utility model schematic cross-sectional view；
Fig. 3 is the utility model A point enlarged structure schematic diagrams.
In figure：1st, main shaft, the 2, first carbocyclic ring seat, the 3, second carbocyclic ring seat, the 4, the 3rd carbocyclic ring seat, 5, seal ring piece, 6, carbocyclic ring,
7th, compensating ring, 8, pressurized hole, 9, leak, 10, booster block.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of compressor carbon ring sealing structure, including master
Axis 1, the outside of main shaft 1 are connected with the second carbocyclic ring seat 3, and the left and right sides of the second carbocyclic ring seat 3 by seal ring piece 5 respectively with
First carbocyclic ring seat 2 is connected with the 3rd carbocyclic ring seat 4, and the planform in 4 left side of 2 right side of the first carbocyclic ring seat and the 3rd carbocyclic ring seat is
Waveform, and the wavy shaped configuration on the left of the right side of the first carbocyclic ring seat 2 and the 3rd carbocyclic ring seat 4 respectively with the second carbocyclic ring seat 3 or so two
The wavy shaped configuration of side is complementary, and the company of being bolted between the first carbocyclic ring seat 2, the second carbocyclic ring seat 3 and the 3rd carbocyclic ring seat 4
It connects, can make to connect between the first carbocyclic ring seat 2, the second carbocyclic ring seat 3 and 4 three of the 3rd carbocyclic ring seat even closer, and three can be increased
The stability of person's connection, reduces its influence being subject to by vibration, and the material of seal ring piece 5 and carbocyclic ring 6 is respectively rubber and carbon,
And the planform of seal ring piece 5 is identical with the planform of 3 side of the second carbocyclic ring seat, and the structure of carbocyclic ring 6 is three valves of beveling
Formula is avoided that medium from the slot leakage of 4 three junction of the first carbocyclic ring seat 2, the second carbocyclic ring seat 3 and the 3rd carbocyclic ring seat to the external world
In air, and being connected with main shaft 1 tightly always of carbocyclic ring 6, the first carbocyclic ring seat 2,3 and of the second carbocyclic ring seat can be made by compensating ring 7
The medial surface of 3rd carbocyclic ring seat 4 is connected by compensating ring 7 with carbocyclic ring 6, and the inside of carbocyclic ring 6 is provided with leak 9, and second
The planform of 3 left and right sides of carbocyclic ring seat is waveform, and the left and right sides of the second carbocyclic ring seat 3 is divided by the way of magnetic
It is not connected with the first carbocyclic ring seat 2 and the 3rd carbocyclic ring seat 4, the first carbocyclic ring seat 2, the second carbocyclic ring seat 3 and the 3rd carbocyclic ring seat 4 can be increased
Connective stability between three, leak 9 are connected with pressurized hole 8, and the both ends of pressurized hole 8 are both provided with booster block 10,
The cross-section structure shape of pressurized hole 8 is " M " type, and pressurized hole 8 is mutually communicated with leak 9, and carbocyclic ring 6 can be made by pressure medium
Closely coupled with main shaft 1, so as to increase the leakproofness between main shaft 1 and carbocyclic ring 6, the material of booster block 10 is magnet, and is pressurized
It is symmetrical arranged between block 10 and booster block 10 on leak 9.
Operation principle：When using the compressor carbon ring sealing structure, the compressor carbon ring sealing structure is installed first
In on compressor corresponding component, when medium from after leaking into leak 9, will enter through pressurized hole 8 and squeezes booster block 10, from
And make booster block 10 that the part carbocyclic ring 6 of 9 both sides of leak is tightly extruded on main shaft 1, so as to avoid medium from carbocyclic ring 6 and master
Clearance leakage between axis 1, when medium is accidentally from the clearance leakage between carbocyclic ring 6 to the first carbocyclic ring seat 2,3 and of the second carbocyclic ring seat
It is close due to being provided between the first carbocyclic ring seat 2, the second carbocyclic ring seat 3 and the 3rd carbocyclic ring seat 4 during gap between the 3rd carbocyclic ring seat 4
Seal ring piece 5 will be avoided that dielectric leakage into outside air, and it is special that the content not being described in detail in this specification belongs to this field
The prior art well known to industry technical staff, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instructions such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " is based on attached drawing institutes
The orientation or position relationship shown is only the present invention and simplified description rather than instruction for ease of description or implies signified device
Or element must have specific orientation, be specific azimuth configuration and operation, thus it is not intended that being protected to the utility model
Protect the limitation of content.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of compressor carbon ring sealing structure, including main shaft (1), it is characterised in that：Is connected on the outside of the main shaft (1)
Two carbocyclic ring seats (3), and the left and right sides of the second carbocyclic ring seat (3) by seal ring piece (5) respectively with the first carbocyclic ring seat (2) and
Three carbocyclic ring seats (4) are connected, and the medial surface of the first carbocyclic ring seat (2), the second carbocyclic ring seat (3) and the 3rd carbocyclic ring seat (4) is logical
Overcompensation circle (7) is connected with carbocyclic ring (6), and leak (9) is provided on the inside of carbocyclic ring (6), the leak (9) and supercharging
Hole (8) is connected, and the both ends of pressurized hole (8) are both provided with booster block (10).
2. a kind of compressor carbon ring sealing structure according to claim 1, it is characterised in that：The first carbocyclic ring seat (2)
Planform on the left of right side and the 3rd carbocyclic ring seat (4) is waveform, and the first carbocyclic ring seat (2) right side and the 3rd carbocyclic ring seat
(4) wavy shaped configuration on the left of is complementary with the wavy shaped configuration at left and right sides of the second carbocyclic ring seat (3) respectively, and the first carbocyclic ring seat
(2), it is bolted to connection between the second carbocyclic ring seat (3) and the 3rd carbocyclic ring seat (4).
3. a kind of compressor carbon ring sealing structure according to claim 1, it is characterised in that：The second carbocyclic ring seat (3)
The planform of the left and right sides is waveform, and the left and right sides of the second carbocyclic ring seat (3) by the way of magnetic respectively with
First carbocyclic ring seat (2) is connected with the 3rd carbocyclic ring seat (4).
4. a kind of compressor carbon ring sealing structure according to claim 1, it is characterised in that：The seal ring piece (5) and
The material of carbocyclic ring (6) is respectively rubber and carbon, and the planform of seal ring piece (5) and the knot of second carbocyclic ring seat (3) side
It is identical to be configured shape, and the structure of carbocyclic ring (6) is beveling three-clove style.
5. a kind of compressor carbon ring sealing structure according to claim 1, it is characterised in that：Pressurized hole (8) are cutd open
Face planform is " M " type, and pressurized hole (8) is mutually communicated with leak (9).
6. a kind of compressor carbon ring sealing structure according to claim 1, it is characterised in that：The material of the booster block (10)
Matter is magnet, and is symmetrical arranged between booster block (10) and booster block (10) on leak (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721594549.3U CN207420957U (en) | 2017-11-25 | 2017-11-25 | A kind of compressor carbon ring sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721594549.3U CN207420957U (en) | 2017-11-25 | 2017-11-25 | A kind of compressor carbon ring sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207420957U true CN207420957U (en) | 2018-05-29 |
Family
ID=62302956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721594549.3U Expired - Fee Related CN207420957U (en) | 2017-11-25 | 2017-11-25 | A kind of compressor carbon ring sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207420957U (en) |
-
2017
- 2017-11-25 CN CN201721594549.3U patent/CN207420957U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180529 |