CN107061745A - A kind of Hydrodynamic transmission axial seal - Google Patents
A kind of Hydrodynamic transmission axial seal Download PDFInfo
- Publication number
- CN107061745A CN107061745A CN201710373299.9A CN201710373299A CN107061745A CN 107061745 A CN107061745 A CN 107061745A CN 201710373299 A CN201710373299 A CN 201710373299A CN 107061745 A CN107061745 A CN 107061745A
- Authority
- CN
- China
- Prior art keywords
- ring
- friction pair
- support base
- stationary
- outside
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/3452—Pressing means the pressing force resulting from the action of a spring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
Abstract
A kind of Hydrodynamic transmission axial seal of the present invention, including locating ring, rotating ring, the first friction pair, stationary ring, the first outside O-ring, the second outside O-ring, the second friction pair and the 3rd friction pair；Three groups of trip bolts are provided with the locating ring；The rotating ring fixes the inner side for being embedded in rotating ring support base；The stationary ring fixes the inner side for being embedded in stationary ring support base；The front end of the rotating ring is inlaid with the first friction pair, the second friction pair and the 3rd friction pair；The front end of the stationary ring is inlaid with the first friction pair, the second friction pair and the 3rd friction pair；First outside O-ring is fixedly mounted in the middle of the outside of stationary ring support base, and the tail end of stationary ring support base is provided with the second outside O-ring.The setting of the multigroup friction pair of the present invention, is conducive to increasing in the middle of the sealing dynamics between rotating ring and stationary ring, stationary ring support base and tail end is provided with O-ring, is conducive to strengthening the sealing effectiveness between stationary ring support base and shell.
Description
Technical field
The present invention relates to Hydrodynamic transmission, sealing structure technical field, more particularly to a kind of Hydrodynamic transmission axial oil
Envelope.
Background technology
Hydrodynamic transmission, is the speed changer combined by hydraulic torque converter and planetary transmission, is using process
In, generally using axial seal.
The present inventor is had found in use, in existing axial seal structure, and one group is used between rotating ring and stationary ring
Friction pair is sealed, and when slight crack or breach occurs in friction pair, causes axial seal to be revealed, service life is short, quiet
The integral sealing effect of ring is poor.
Then, inventor in view of this, adhere to the relevant industries for many years it is abundant design and develop and actual fabrication experience,
Improvement is studied there is provided a kind of new Hydrodynamic transmission axial seal for existing structure and missing, to reach more
Purpose with more practical value.
The content of the invention
It is an object of the invention to provide a kind of Hydrodynamic transmission axial seal, to solve to propose in above-mentioned background technology
Friction pair when there is slight crack or breach, axial seal is revealed, and service life is short, and the integral sealing effect of stationary ring is poor
The problem of.
The purpose and effect of Hydrodynamic transmission axial seal of the present invention, are reached by technological means in detail below：
A kind of Hydrodynamic transmission axial seal, it is characterised in that：Described Hydrodynamic transmission is included with axial seal：
Locating ring, trip bolt, spring, rotating ring support base, rotating ring, the first friction pair, stationary ring, the first outside O-ring, stationary ring branch
Support seat, the second outside O-ring, the first inner side O-ring, the second inner side O-ring, the second friction pair and the 3rd friction pair；
Three groups of trip bolts are provided with the locating ring, and are connected between locating ring and rotating ring support base by spring；Institute
State rotating ring and fix the inner side for being embedded in rotating ring support base, and the first inner side O-ring is provided between rotating ring support base and rotating ring；Institute
State stationary ring and fix the inner side for being embedded in stationary ring support base, and the second inner side O-ring is provided between stationary ring support base and stationary ring；Institute
The front end for stating rotating ring is inlaid with the first friction pair, the second friction pair and the 3rd friction pair；The front end of the stationary ring is inlaid with first
Friction pair, the second friction pair and the 3rd friction pair；First outside O-ring is fixedly mounted in the outside of stationary ring support base
Between, and the tail end of stationary ring support base is provided with the second outside O-ring.
Further, the locating ring is closely connected by trip bolt with power transmission shaft.
Further, the centre of the stationary ring is provided with the deep-slotted chip breaker being adapted with the first outside O-ring.
Further, multigroup friction pair, and multigroup friction pair are inlayed in the front end of the rotating ring and the front end of stationary ring
Can be two groups, three groups or four groups friction pairs.
With existing structure in comparison, the invention has the advantages that：
1. the setting of multigroup friction pair of the invention, is conducive to increasing the sealing dynamics between rotating ring and stationary ring, in use
When occurring slight crack or breach between one of which sealing friction pair, other two groups are continued to play sealing function, compared to before
One group of friction pair is inlaid with, the sealing effectiveness between rotating ring and stationary ring is improved, increases the service life of axial seal.
2. stationary ring support base centre of the present invention and tail end are provided with O-ring, be conducive to enhancing stationary ring support base and outer
Sealing effectiveness between shell.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is Section A-A structural representation of the present invention；
Fig. 3 is mplifying structure schematic diagram at B of the present invention.
In figure：1st, locating ring, 2, trip bolt, 3, spring, 4, rotating ring support base, 5, rotating ring, the 6, first friction pair, 7, quiet
Ring, the 8, first outside O-ring, 9, stationary ring support base, the 10, second outside O-ring, the 11, first inner side O-ring, the 12, second inner side
O-ring, the 13, second friction pair, the 14, the 3rd friction pair.
Embodiment
Below, embodiments of the invention are will be explained in, the example is shown in the accompanying drawings and the description below.Although will combine
The exemplary embodiment description present invention, it is to be understood that the description is not really wanted to limit the invention to the exemplary implementation
Example.On the contrary, the present invention will not only cover the exemplary embodiment, but also cover various replacements, change, it is equivalent and
Other embodiment, it can be included in the spirit and scope of the present invention that appended claims are limited.
Such as accompanying drawing 1 is to accompanying drawing 3, and a kind of Hydrodynamic transmission axial seal includes：
Locating ring 1, trip bolt 2, spring 3, rotating ring support base 4, rotating ring 5, the first friction pair 6, stationary ring 7, the first outside O-ring
8th, stationary ring support base 9, the second outside O-ring 10, the first inner side O-ring 11, the second inner side O-ring 12, the and of the second friction pair 13
3rd friction pair 14；
Three groups of trip bolts 2 are provided with locating ring 1, and are connected between locating ring 1 and rotating ring support base 4 by spring 3；It is dynamic
Ring 5 fixes the inner side for being embedded in rotating ring support base 4, and the first inner side O-ring 11 is provided between rotating ring support base 4 and rotating ring 5；
Stationary ring 7 fixes the inner side for being embedded in stationary ring support base 9, and the second inner side O-ring is provided between stationary ring support base 9 and stationary ring 7
12；The front end of rotating ring 5 is inlaid with the first friction pair 6, the second friction pair 13 and the 3rd friction pair 14；The front end of stationary ring 7 is inlaid with
First friction pair 6, the second friction pair 13 and the 3rd friction pair 14, the first friction pair 6 of the front end of stationary ring 7, the second friction pair 13 with
First friction pair 6, second friction pair 13 and threeth friction pair 14 sliding contact of 3rd friction pair 14 respectively with the front end of rotating ring 5 are close
Envelope；First outside O-ring 8 is fixedly mounted in the middle of the outside of stationary ring support base 9, and the tail end of stationary ring support base 9 is provided with
Two outside O-rings 10.
The preferred embodiment of Hydrodynamic transmission axial seal as described above, wherein, locating ring 1 passes through trip bolt
2 are closely connected with power transmission shaft, it is to avoid the axial float of axial seal in use between the power transmission shaft of locating ring more than 1, cause
Locating ring 1 is loosened, and stabilized structure is reliable, and the outer face of tight fixed ring 1 is flushed, moulded more aesthetically pleasing；
The preferred embodiment of Hydrodynamic transmission axial seal as described above, wherein, the centre of stationary ring 7 be provided with outside first
First outside O-ring 8, can be arranged on the inside of deep-slotted chip breaker by the adaptable deep-slotted chip breaker of side O-ring 8, enhancing stationary ring support base 9 with
Sealing effectiveness between shell；
The preferred embodiment of Hydrodynamic transmission axial seal as described above, wherein, the front end of rotating ring 5 and stationary ring 7
Multigroup friction pair is inlayed in front end, and multigroup friction pair can be two groups, three groups or four groups friction pairs, be conducive to increasing rotating ring
Sealing dynamics between 5 and stationary ring 7, when there is slight crack or breach between one of which sealing friction pair in use,
Other sealing pairs continue to play sealing function.
The operation principle of the present embodiment：
Stationary ring support base 9 is fixed on to the inner side of Hydrodynamic transmission shell together with the stationary ring 7 of inner side first, afterwards by locating ring 1,
Rotating ring support base 4 and the rotating ring of inner side 5 pass through power transmission shaft, and are closely connected with power transmission shaft by trip bolt 2, due to rotating ring
5 front end and front end the first friction pair 6 of stationary ring 7, the second friction pair 13 and the 3rd friction pair 14, are conducive to increasing rotating ring 5
Sealing dynamics between stationary ring 7, when there is slight crack or breach between one of which sealing friction pair in use, its
It two groups continue to play sealing function, increase the service life of axial seal, in practical application experiment, the design is relative to city
Face this area other products, the performance higher than its 90% or so.
It should be noted that the standardized element that the present invention is used can commercially, shaped piece is according to explanation
Book and accompanying drawing record can carry out customized, and the specific connected mode of each part is using spiral shell ripe in the prior art
The conventional meanses such as bolt, rivet, welding, machinery, part and equipment are used in the prior art, conventional model, and inventor is herein
No longer it is described in detail.
In summary, although the present invention is described in detail with reference to the foregoing embodiments, for the technology of this area
For personnel, it can still modify to the technical scheme described in foregoing embodiments, or to which part technology
Feature carries out equivalent substitution, within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc.,
It should be included within protection scope of the present invention.
Claims (4)
1. a kind of Hydrodynamic transmission axial seal, it is characterised in that：Described Hydrodynamic transmission is included with axial seal：
Locating ring, trip bolt, spring, rotating ring support base, rotating ring, the first friction pair, stationary ring, the first outside O-ring, stationary ring branch
Support seat, the second outside O-ring, the first inner side O-ring, the second inner side O-ring, the second friction pair and the 3rd friction pair；
Three groups of trip bolts are provided with the locating ring, and are connected between locating ring and rotating ring support base by spring；Institute
State rotating ring and fix the inner side for being embedded in rotating ring support base, and the first inner side O-ring is provided between rotating ring support base and rotating ring；Institute
State stationary ring and fix the inner side for being embedded in stationary ring support base, and the second inner side O-ring is provided between stationary ring support base and stationary ring；Institute
The front end for stating rotating ring is inlaid with the first friction pair, the second friction pair and the 3rd friction pair；The front end of the stationary ring is inlaid with first
Friction pair, the second friction pair and the 3rd friction pair；First outside O-ring is fixedly mounted in the outside of stationary ring support base
Between, and the tail end of stationary ring support base is provided with the second outside O-ring.
2. Hydrodynamic transmission axial seal according to claim 1, it is characterised in that：The locating ring is by fastening spiral shell
Nail is closely connected with power transmission shaft.
3. Hydrodynamic transmission axial seal according to claim 1, it is characterised in that：The centre of the stationary ring be provided with
The adaptable deep-slotted chip breaker of first outside O-ring.
4. Hydrodynamic transmission axial seal according to claim 1, it is characterised in that：The front end of the rotating ring and quiet
Multigroup friction pair is inlayed in the front end of ring, and multigroup friction pair can be two groups, three groups or four groups friction pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710373299.9A CN107061745A (en) | 2017-05-24 | 2017-05-24 | A kind of Hydrodynamic transmission axial seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710373299.9A CN107061745A (en) | 2017-05-24 | 2017-05-24 | A kind of Hydrodynamic transmission axial seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107061745A true CN107061745A (en) | 2017-08-18 |
Family
ID=59610600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710373299.9A Pending CN107061745A (en) | 2017-05-24 | 2017-05-24 | A kind of Hydrodynamic transmission axial seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107061745A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028066A (en) * | 2021-04-13 | 2021-06-25 | 辽宁石油化工大学 | Seal assembly for main pump of nuclear power station |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2048523U (en) * | 1989-03-09 | 1989-11-29 | 梨树县齿轮泵厂 | Outside mounted permanent magnetic machine double seal device for gear pump |
| CN2280154Y (en) * | 1996-12-12 | 1998-04-29 | 张家港市钻机厂 | Main shaft sealing device of built-in type in drilling machine |
| CN2625662Y (en) * | 2003-02-26 | 2004-07-14 | 泸州北方化学工业有限公司 | Combined sealing device for fore bearing of horizontal continuously pulling material centrifuger |
| CN201297391Y (en) * | 2008-02-02 | 2009-08-26 | 陕西波世特石化机封制造有限公司 | Double-end static compensated welded metal bellows mechanical seal device |
| CN102734206A (en) * | 2011-04-11 | 2012-10-17 | 韩乐工 | Mechanical seal used for high-temperature oil pump |
| CN202852009U (en) * | 2012-08-06 | 2013-04-03 | 浙江白塔湖阀门有限公司 | Shutoff valve |
-
2017
- 2017-05-24 CN CN201710373299.9A patent/CN107061745A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2048523U (en) * | 1989-03-09 | 1989-11-29 | 梨树县齿轮泵厂 | Outside mounted permanent magnetic machine double seal device for gear pump |
| CN2280154Y (en) * | 1996-12-12 | 1998-04-29 | 张家港市钻机厂 | Main shaft sealing device of built-in type in drilling machine |
| CN2625662Y (en) * | 2003-02-26 | 2004-07-14 | 泸州北方化学工业有限公司 | Combined sealing device for fore bearing of horizontal continuously pulling material centrifuger |
| CN201297391Y (en) * | 2008-02-02 | 2009-08-26 | 陕西波世特石化机封制造有限公司 | Double-end static compensated welded metal bellows mechanical seal device |
| CN102734206A (en) * | 2011-04-11 | 2012-10-17 | 韩乐工 | Mechanical seal used for high-temperature oil pump |
| CN202852009U (en) * | 2012-08-06 | 2013-04-03 | 浙江白塔湖阀门有限公司 | Shutoff valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028066A (en) * | 2021-04-13 | 2021-06-25 | 辽宁石油化工大学 | Seal assembly for main pump of nuclear power station |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |