CN203548913U - Carbon ring seal with active compensation function - Google Patents
Carbon ring seal with active compensation function Download PDFInfo
- Publication number
- CN203548913U CN203548913U CN201320573004.XU CN201320573004U CN203548913U CN 203548913 U CN203548913 U CN 203548913U CN 201320573004 U CN201320573004 U CN 201320573004U CN 203548913 U CN203548913 U CN 203548913U
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- China
- Prior art keywords
- carbocyclic ring
- shaft part
- housing
- handle
- cover
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- Withdrawn - After Issue
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Abstract
The utility model relates to the technical field of sealing devices, in particular to a carbon ring seal with an active compensation function, comprising a housing, a shaft, a carbon collar, and a T-shaped handle. The shaft is disposed inside the housing. A cavity is formed between the shaft and the housing. A first shaft segment and a second shaft segment both in the shape of a wider-left cone frustum are arranged on the shaft at intervals from right to left. Two carbon rings as tapered as the first shaft segment are mounted on the first shaft segment. Other two carbon rings as tapered as the second shaft segment are mounted on the second shaft segment. The carbon ring seal is reasonable in structure and convenient to use; the carbon collar is rotated through the handle to drive the carbon rings to move on the tapered shaft segments, so that sealing gaps between the carbon rings and the surface of the shaft can be controlled in a range of reliable sealing gaps, sealing effect is good, the service life of the carbon ring seal is prolonged, and the carbon ring seal is simple to operate and maintain.
Description
Technical field
The utility model relates to seal arrangement technical field, is a kind of carbon ring seal device with Active Compensation function.
Background technique
Carbon ring seal belongs to the one of floating-ring seal.The structure of carbon ring seal comprises circular carbon ring set and protective shaft jacket; in carbocyclic ring cover, there is circular groove; the annular carbocyclic ring that two cross sections are rectangle is at least housed in groove; between the internal diameter of carbocyclic ring and protective shaft jacket, there is 0.01 to 0.04mm gap; sleeve outer surface scribbles wearing layer, and the cylndrical surface at the internal diameter place of carbocyclic ring is parallel with axis.During work, because of machine, inevitably there will be some vibrations, so when the carbocyclic ring in black box is along with the continuous running internal surface of machine there will be wearing and tearing, thereby cause carbocyclic ring and with it the seal clearance between corresponding axle surface increase, sealing effect variation, carbon ring seal is when the frequent operation of the carbocyclic ring that needs the machine of tearing open to change after carbocyclic ring wearing and tearing at present, not only complex operation, and the working life of carbocyclic ring is short.
Summary of the invention
The utility model provides a kind of carbon ring seal device with Active Compensation function, has overcome the deficiency of above-mentioned prior art, and it can solve the short problem in working life of changing carbocyclic ring complex operation and carbocyclic ring.
The technical solution of the utility model is achieved like this: a kind of carbon ring seal device with Active Compensation function, comprises housing, axis body, carbocyclic ring cover and T-shaped handle, in housing, there is axis body, between axis body and housing, there is cavity, on axis body, from right-to-left, be interval with the first shaft part and the second shaft part that are all the narrow taper type in the left wide right side, two carbocyclic rings corresponding with the first shaft part tapering are installed on the first shaft part, two carbocyclic rings corresponding with the second shaft part tapering are installed on the second shaft part, on the axis body between the carbocyclic ring of the first shaft part and the carbocyclic ring of the second shaft part, be set with respectively the ventilation ring offseting with the carbocyclic ring of the first shaft part and the carbocyclic ring of the second shaft part, in ventilation ring, there is vent, on the outer side surface of ventilation ring, there is the groove communicating with vent, carbocyclic ring cover is sleeved on carbocyclic ring outside, the left side one of carbocyclic ring cover has interior ring platform and offsets with the carbocyclic ring in the second shaft part left side, right side and the housing of carbocyclic ring cover are fixedly installed togather by screw thread, right-hand member at carbocyclic ring cover has outer shroud platform, there is concave station inner side at housing, outer shroud platform is positioned at concave station, between carbocyclic ring cover and the carbocyclic ring of the first shaft part, be set with sealing gland, inside and outside the right-hand member of sealing gland both sides respectively one have outer ram and inner ram, outer ram and carbocyclic ring cover are fixed together, the carbocyclic ring on inner ram and the first shaft part right side offsets, there is carbocyclic ring cover adjusting hole the position corresponding with groove at carbocyclic ring cover along circumferentially-spaced, on housing corresponding to groove, there is mounting hole, the inner of handle is through mounting hole and be positioned at carbocyclic ring cover adjusting hole and groove, on the housing in handle outside, be installed with sealing cover.
The outside of above carbocyclic ring is all fixed with carbocyclic ring rigidized cover.
Between above carbocyclic ring and interior ring platform and inner ram, be all provided with from the inside to the outside annular gasket and wavy spring.
The minimum diameter of above the second shaft part is more than or equal to the maximum diameter of the first shaft part.
Both sides, outer end with upper handle are provided with strip hole, and handle is fixedly installed togather by strip hole and handle set screw and housing.
Together with above outer ram is mounted by means of bolts on carbocyclic ring cover.
The utility model is rational in infrastructure, easy to use, by handle, rotating carbocyclic ring cover makes carbocyclic ring cover drive carbocyclic ring to move on the shaft part with tapering, thereby can initiatively the seal clearance between carbocyclic ring and axle surface be controlled at reliably within the scope of seal clearance, therefore good sealing effect not only, long service life, and Operation and Maintenance is simple.
Accompanying drawing explanation
Fig. 1 is stereochemical structure structural drawing of the present utility model.
Fig. 2 is the left TV structure schematic diagram of Fig. 1.
Fig. 3 is that the A-A of Fig. 2 is to sectional structure schematic diagram.
Fig. 4 is that the B-B of Fig. 3 is to sectional structure schematic diagram.
Fig. 5 is the perspective view of carbocyclic ring cover.
Coding in figure is respectively: 1 is housing, and 2 is axis body, and 3 is carbocyclic ring cover, and 4 is handle, and 5 is cavity, 6 is the first shaft part, and 7 is the second shaft part, and 8 is carbocyclic ring, and 9 is ventilation ring, 10 is vent, and 11 is interior ring platform, and 12 is outer shroud platform, and 13 is concave station, 14 is sealing gland, and 15 is outer ram, and 16 is inner ram, and 17 is carbocyclic ring cover adjusting hole, 18 is mounting hole, and 19 is sealing cover, and 20 is carbocyclic ring rigidized cover, and 21 is annular gasket, 22 is wavy spring, and 23 is strip hole, and 24 is handle set screw, and 25 is bolt.
Embodiment
As shown in Fig. 1 to 5, a kind of carbon ring seal device with Active Compensation function, comprises housing 1, axis body 2, carbocyclic ring cover 3 and T-shaped handle 4, in housing 1, there is axis body 2, between axis body 2 and housing 1, there is cavity 5, on axis body 2, from right-to-left, be interval with the first shaft part 6 and the second shaft part 7 that are all the narrow taper type in the left wide right side, two carbocyclic rings 8 corresponding with the first shaft part 6 taperings are installed on the first shaft part 6, two carbocyclic rings 8 corresponding with the second shaft part 7 taperings are installed on the second shaft part 7, on the axis body 2 between the carbocyclic ring 8 of the first shaft part 6 and the carbocyclic ring 8 of the second shaft part 7, be set with respectively the ventilation ring 9 offseting with the carbocyclic ring 8 of the first shaft part 6 and the carbocyclic ring 8 of the second shaft part 7, in ventilation ring 9, there is vent 10, on the outer side surface of ventilation ring 9, there is the groove communicating with vent 10, carbocyclic ring cover 3 is sleeved on carbocyclic ring 8 outsides, the left side one of carbocyclic ring cover 3 has interior ring platform 11 and offsets with the carbocyclic ring 8 in the second shaft part 7 left sides, right side and the housing 1 of carbocyclic ring cover 3 are fixedly installed togather by screw thread, right-hand member at carbocyclic ring cover 3 has outer shroud platform 12, in the inner side of housing 1, there is concave station 13, outer shroud platform 12 is positioned at concave station 13, between carbocyclic ring cover 3 and the carbocyclic ring 8 of the first shaft part 6, be set with sealing gland 14, inside and outside the right-hand member of sealing gland 14 both sides respectively one have outer ram 15 and inner ram 16, outer ram 15 is fixed together with carbocyclic ring cover 3, the carbocyclic ring 8 on inner ram 16 and the first shaft part 6 right sides offsets, there is carbocyclic ring cover adjusting hole 17 position corresponding with groove at carbocyclic ring cover 3 along circumferentially-spaced, on housing 1 corresponding to groove, there is mounting hole 18, the inner of handle 4 is through mounting hole 18 and be positioned at carbocyclic ring cover adjusting hole 17 and groove, on the housing 1 in handle 4 outsides, be installed with sealing cover 19.
As shown in Fig. 1 to 5, as required, the outside of carbocyclic ring 8 is all fixed with carbocyclic ring rigidized cover 20.Between carbocyclic ring 8 and interior ring platform 11 and inner ram 16, be all provided with from the inside to the outside annular gasket 21 and wavy spring 22.The wearing and tearing of carbocyclic ring 8 can not only be reduced like this, the pressure between carbocyclic ring 8 and inner ram 16, interior ring platform 11 and ventilation ring 9 can also be increased.As required, the minimum diameter of the second shaft part 7 is more than or equal to the maximum diameter of the first shaft part 6.As required, in the both sides, outer end of handle 4, be provided with strip hole 23, handle 4 is fixedly installed togather with housing 1 by strip hole 23 and handle set screw 24.By the position of strip hole 23 capable of regulating handles 4, for the ease of installation and removal, outer ram 15 is fixedly installed togather by bolt 25 with carbocyclic ring cover 3.
When after the machine one longer period of operation, take sealing cover 19 apart, extract handle 4 and insert a carbocyclic ring cover adjusting hole 17 on carbocyclic ring cover 3 and turn to shown position and use handle set screw 24 lock handles 4, as shown in Figure 4, after handle 4 makes carbocyclic ring cover 3 turn left after several angle, carbocyclic ring cover 3 by thread helix turn left, now carbocyclic ring 8 just moves a certain distance to the large one end of shaft part tapering, the artificial so termly seal clearance between carbocyclic ring 8 and axle surface being controlled on one's own initiative reliably within the scope of seal clearance, thereby can realize machine works reliably.
Claims (10)
1. a carbon ring seal device with Active Compensation function, is characterized in that: comprise housing (1), axis body (2), carbocyclic ring cover (3) and T-shaped handle (4), in housing (1), there is axis body (2), between axis body (2) and housing (1), there is cavity (5), at axis body (2), above from right-to-left, be interval with the first shaft part (6) and the second shaft part (7) that are all the narrow taper type in the left wide right side, two carbocyclic rings (8) corresponding with the first shaft part (6) tapering are installed on the first shaft part (6), two carbocyclic rings (8) corresponding with the second shaft part (7) tapering are installed on the second shaft part (7), on the axis body (2) between the carbocyclic ring (8) of the first shaft part (6) and the carbocyclic ring (8) of the second shaft part (7), be set with respectively the ventilation ring (9) offseting with the carbocyclic ring (8) of the first shaft part (6) and the carbocyclic ring (8) of the second shaft part (7), in ventilation ring (9), there is vent (10), on the outer side surface of ventilation ring (9), there is the groove communicating with vent (10), carbocyclic ring cover (3) is sleeved on carbocyclic ring (8) outside, the left side one of carbocyclic ring cover (3) has interior ring platform (11) and offsets with the carbocyclic ring (8) in the second shaft part (7) left side, the right side of carbocyclic ring cover (3) and housing (1) are fixedly installed togather by screw thread, at the right-hand member of carbocyclic ring cover (3), there is outer shroud platform (12), in the inner side of housing (1), there is concave station (13), outer shroud platform (12) is positioned at concave station (13), between carbocyclic ring cover (3) and the carbocyclic ring (8) of the first shaft part (6), be set with sealing gland (14), in the inside and outside both sides of the right-hand member of sealing gland (14), one has outer ram (15) and inner ram (16) respectively, outer ram (15) is fixed together with carbocyclic ring cover (3), inner ram (16) offsets with the carbocyclic ring (8) on the first shaft part (6) right side, there is carbocyclic ring cover adjusting hole (17) position corresponding with groove at carbocyclic ring cover (3) along circumferentially-spaced, on the housing (1) that groove is corresponding, there is mounting hole (18), the inner of handle (4) is through mounting hole (18) and be positioned at carbocyclic ring cover adjusting hole (17) and groove 10, on the housing (1) in handle (4) outside, be installed with sealing cover (19).
2. the carbon ring seal device with Active Compensation function according to claim 1, is characterized in that: the outside of described carbocyclic ring (8) is all fixed with carbocyclic ring rigidized cover (20).
3. the carbon ring seal device with Active Compensation function according to claim 1 and 2, is characterized in that: between described carbocyclic ring (8) and interior ring platform (11) and inner ram (16), be all provided with from the inside to the outside annular gasket (21) and wavy spring (22).
4. the carbon ring seal device with Active Compensation function according to claim 1 and 2, is characterized in that: the minimum diameter of described the second shaft part (7) is more than or equal to the maximum diameter of the first shaft part (6).
5. the carbon ring seal device with Active Compensation function according to claim 3, is characterized in that: the minimum diameter of described the second shaft part (7) is more than or equal to the maximum diameter of the first shaft part (6).
6. the carbon ring seal device with Active Compensation function according to claim 1 and 2, it is characterized in that: the both sides, outer end of described handle (4) are provided with strip hole (23), handle (4) is fixedly installed togather with housing (1) by strip hole (23) and handle set screw (24).
7. the carbon ring seal device with Active Compensation function according to claim 3, it is characterized in that: the both sides, outer end of described handle (4) are provided with strip hole (23), handle (4) is fixedly installed togather with housing (1) by strip hole (23) and handle set screw (24).
8. the carbon ring seal device with Active Compensation function according to claim 4, it is characterized in that: the both sides, outer end of described handle (4) are provided with strip hole (23), handle (4) is fixedly installed togather with housing (1) by strip hole (23) and handle set screw (24).
9. the carbon ring seal device with Active Compensation function according to claim 1 and 2, is characterized in that: described outer ram (15) is fixedly installed togather by bolt (25) with carbocyclic ring cover (3).
10. the carbon ring seal device with Active Compensation function according to claim 8, is characterized in that: described outer ram (15) is fixedly installed togather by bolt (25) with carbocyclic ring cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320573004.XU CN203548913U (en) | 2013-09-16 | 2013-09-16 | Carbon ring seal with active compensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320573004.XU CN203548913U (en) | 2013-09-16 | 2013-09-16 | Carbon ring seal with active compensation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203548913U true CN203548913U (en) | 2014-04-16 |
Family
ID=50467033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320573004.XU Withdrawn - After Issue CN203548913U (en) | 2013-09-16 | 2013-09-16 | Carbon ring seal with active compensation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203548913U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486273A (en) * | 2013-09-16 | 2014-01-01 | 苏州豪德新能源有限公司 | Carbon ring sealing device with active compensation function |
| CN106706193A (en) * | 2017-01-13 | 2017-05-24 | 重庆江增船舶重工有限公司 | Measurement method for pretightening force of wavy spring in carbon ring sealing structure |
-
2013
- 2013-09-16 CN CN201320573004.XU patent/CN203548913U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486273A (en) * | 2013-09-16 | 2014-01-01 | 苏州豪德新能源有限公司 | Carbon ring sealing device with active compensation function |
| CN103486273B (en) * | 2013-09-16 | 2015-10-21 | 苏州豪德新能源有限公司 | There is the carbon ring seal device of Active Compensation function |
| CN106706193A (en) * | 2017-01-13 | 2017-05-24 | 重庆江增船舶重工有限公司 | Measurement method for pretightening force of wavy spring in carbon ring sealing structure |
| CN106706193B (en) * | 2017-01-13 | 2019-02-22 | 重庆江增船舶重工有限公司 | The measurement method of waveform initial tension of spring in carbon ring sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20151021 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |