CN102840330A - Front shaft seal device with integral movable ring - Google Patents
Front shaft seal device with integral movable ring Download PDFInfo
- Publication number
- CN102840330A CN102840330A CN2012103489133A CN201210348913A CN102840330A CN 102840330 A CN102840330 A CN 102840330A CN 2012103489133 A CN2012103489133 A CN 2012103489133A CN 201210348913 A CN201210348913 A CN 201210348913A CN 102840330 A CN102840330 A CN 102840330A
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- ring
- rotating ring
- shell
- contact pin
- head tower
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Abstract
The invention discloses a front shaft seal device with an integral movable ring. The front shaft seal device comprises a movable ring shell, a movable ring, a static ring shell and a static ring, wherein a spring and a propelling nail are arranged between the movable ring shell and the movable ring; the propelling nail and the movable ring are fixedly held through an assembly screw; a packing ring is arranged between the movable ring and the movable ring shell; a packing is arranged between the packing ring and the movable ring shell; the packing ring and the movable ring shell are fixedly held through an anti-loosening screw; a steel tower connecting piece is arranged at one end of the movable ring shell; a steel tower connecting piece installation seat is arranged at one end of the steel tower connecting piece; the steel tower connecting piece and the steel tower connecting piece installation seat have half structures; a plurality of fastening screws are arranged in the steel tower connecting piece installation seat; a friction ring sheet is cast in the movable ring; the static ring is provided with a joint face which is jointed with the movable ring; and the friction ring sheet is provided with a sealing dam which is in friction fit with the joint face of the static ring, and an inclined surface which is formed at an angle of 2-5 degrees relative to the sealing dam. Due to the adoption of the front shaft seal device, the sealing performance between the movable ring and the static ring is enhanced.
Description
Technical field
The present invention relates to a kind of gland seal device, relate in particular to a kind of preceding gland seal device with integrated type rotating ring.
Background technique
Boats and ships are fastened used stern shaft seal gland at home at present, and the most commonly used is a kind of, is sealing plant for oil-lubricating tail-shaft; Sealing plant for oil-lubricating tail-shaft;, lubricating oil little with compact structure, power loss revealed advantages such as few, receives vast welcome with ship unit, and said sealing plant for oil-lubricating tail-shaft generally comprises: the rotating ring shell, be installed on rotating ring, the stationary ring shell in the rotating ring shell and be installed on the interior stationary ring of stationary ring shell; Be cast with the friction ring plate in the said rotating ring; Said stationary ring is provided with and the rotating ring engagement surface, and said friction ring plate is provided with the sealing dam with the mating face frictional fit of stationary ring, and the inclined-plane that is provided with at an angle with the sealing dam is set; Its defective is: along with the growth of service life; Wearing and tearing between sealing dam and the mating face are more and more serious, and the sealing dam does not have new friction area to replenish into always yet, therefore cause the sealability between rotating ring and the stationary ring to reduce.
Therefore, be necessary to provide a kind of preceding gland seal device that solves the problems of the technologies described above with integrated type rotating ring.
Summary of the invention
A technical problem to be solved by this invention is: provide a kind of sealability to have the preceding gland seal device of integrated type rotating ring preferably.
For solving the problems of the technologies described above, the present invention adopts following technological scheme: a kind of preceding gland seal device with integrated type rotating ring comprises: the rotating ring shell, be installed on rotating ring, the stationary ring shell in the rotating ring shell and be installed on the stationary ring in the stationary ring shell; Said rotating ring shell, rotating ring, stationary ring shell and stationary ring are respectively monolithic construction; Said rotating ring and stationary ring frictional fit are provided with spring and advance nail between said rotating ring shell and the rotating ring, between said propelling nail and the rotating ring through the rigging screw fixing; The end of said propelling nail is equipped with plug screw; Be provided with several O type circles between said stationary ring and the stationary ring shell, be provided with packing ring between said rotating ring and the rotating ring shell, be provided with filler between said packing ring and the rotating ring shell; Pass through the backing-up screw fixing between said packing ring and the rotating ring shell; One end of said rotating ring shell is equipped with head tower contact pin, is provided with sealing O type circle between said head tower contact pin and the rotating ring shell, and an end of said head tower contact pin is equipped with head tower contact pin fitting seat; Said head tower contact pin and head tower contact pin fitting seat are Hough formula structure; Said head tower contact pin is through head tower contact pin bolt, and said head tower contact pin fitting seat is through head tower contact pin fitting seat bolt, is provided with the push-tight screw that several and head tower contact pin connect in the said head tower contact pin fitting seat; The water pipe adapter that is provided with bosh in the said stationary ring and communicates with bosh; Be cast with the friction ring plate in the said rotating ring, said stationary ring is provided with and the rotating ring engagement surface, and said friction ring plate is provided with the sealing dam of the mating face frictional fit of stationary ring and with the sealing dam and is the inclined-plane of 2 °～5 ° of settings.
Preferably, in above-mentioned preceding gland seal device with integrated type rotating ring, said friction ring plate is processed by Hastelloy.
Beneficial effect of the present invention: the present invention is provided with the sealing dam of the mating face frictional fit of stationary ring and with the sealing dam through said friction ring plate and is the inclined-plane of 2 °～5 ° of settings; Thereby make stationary ring and rub ring plate in the process of friction; The area on sealing dam constantly increases, thereby has improved the sealability between rotating ring and the stationary ring.
Description of drawings
Fig. 1 is the structural representation with preceding gland seal device of integrated type rotating ring.
Fig. 2 is the partial enlarged drawing at A place among Fig. 1.
Among Fig. 1 and Fig. 2: 1, rotating ring shell, 2, rotating ring, 3, the stationary ring shell, 4, stationary ring, 5, spring, 6, advance nail; 7, rigging screw, 8, plug screw, 9, packing ring, 10, filler, 11, backing-up screw, 12, head tower contact pin; 13, sealing O type circle, 14, head tower contact pin fitting seat, 15, head tower contact pin bolt, 16, head tower contact pin fitting seat bolt, 17, the push-tight screw, 18, bosh; 19, water pipe adapter, 20, the mating face, 21, the sealing dam, 22, the friction ring plate, 23, O type circle, 24, the inclined-plane.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for explanation and explains the present invention, and be not used in qualification the present invention.
See also Fig. 1 and Fig. 2, a kind of preceding gland seal device with integrated type rotating ring comprises: rotating ring shell 1, be installed on rotating ring 2, the stationary ring shell 3 in the rotating ring shell 1 and be installed on the stationary ring 4 in the stationary ring shell 3; Said rotating ring shell 1, rotating ring 2, stationary ring shell 3 and stationary ring 4 are respectively monolithic construction, and said rotating ring 2 and stationary ring 4 frictional fit are provided with spring 5 and advance and follow closely 6 between said rotating ring shell 1 and the rotating ring 2; Between said propelling nail 6 and the rotating ring 2 through rigging screw 7 fixings; The end of said propelling nail 6 is equipped with plug screw 8, is provided with several O type circles 23 between said stationary ring 4 and the stationary ring shell 3, is provided with packing ring 9 between said rotating ring 2 and the rotating ring shell 1; Be provided with filler 10 between said packing ring 9 and the rotating ring shell 1; Through backing-up screw 11 fixings, an end of said rotating ring shell 1 is equipped with head tower contact pin 12 between said packing ring 9 and the rotating ring shell 1, is provided with sealing O type circle 13 between said head tower contact pin 12 and the rotating ring shell 1; One end of said head tower contact pin 12 is equipped with head tower contact pin fitting seat 14; Said head tower contact pin 12 and head tower contact pin fitting seat 14 are Hough formula structure (being the subdivision structure), and said head tower contact pin 12 is fixing through head tower contact pin bolt 15, and said head tower contact pin fitting seat 14 is fixing through head tower contact pin fitting seat bolt 16; Be provided with the push-tight screw 17 that several and head tower contact pin 12 connect in the said head tower contact pin fitting seat 14; Can adjust the installation dimension of head tower contact pin 12 through turning push-tight screw 17, can adjust the decrement of spring 5 then through the transmission of head tower contact pin 12, and then can adjust the installation dimension of rotating ring 2.The water pipe adapter 19 that is provided with bosh 18 in the said stationary ring 4 and communicates with bosh 18, cooling water can get in the bosh 18 through water pipe adapter 19, thereby gives stationary ring 4 coolings, improves sealability.Be cast with friction ring plate 22 in the said rotating ring 2, said stationary ring 4 is provided with and rotating ring 2 engagement surface 20, and said friction ring plate 22 is provided with the sealing dam 21 of mating face 20 frictional fit of stationary ring 4 and with sealing dam 21 and is the inclined-plane 24 of 2 °～5 ° of settings.Said friction ring plate 22 is processed by Hastelloy.Thereby improved the wear resistance of friction ring plate 22.
The present invention is provided with the sealing dam of the mating face frictional fit of stationary ring and with the sealing dam through said friction ring plate and is the inclined-plane of 2 °～5 ° of settings; Thereby make stationary ring and rub ring plate in the process of friction; The area on sealing dam constantly increases, thereby has improved the sealability between rotating ring and the stationary ring.
What should explain at last is: the above is merely the preferred embodiments of the present invention; Be not limited to the present invention; Although the present invention has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technological scheme that aforementioned each embodiment put down in writing, and perhaps part technical characteristics wherein is equal to replacement.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. preceding gland seal device with integrated type rotating ring comprises: the rotating ring shell, be installed on rotating ring, the stationary ring shell in the rotating ring shell and be installed on the stationary ring in the stationary ring shell, it is characterized in that: said rotating ring shell, rotating ring, stationary ring shell and stationary ring are respectively monolithic construction; Said rotating ring and stationary ring frictional fit are provided with spring and advance nail between said rotating ring shell and the rotating ring, between said propelling nail and the rotating ring through the rigging screw fixing; The end of said propelling nail is equipped with plug screw; Be provided with several O type circles between said stationary ring and the stationary ring shell, be provided with packing ring between said rotating ring and the rotating ring shell, be provided with filler between said packing ring and the rotating ring shell; Pass through the backing-up screw fixing between said packing ring and the rotating ring shell; One end of said rotating ring shell is equipped with head tower contact pin, is provided with sealing O type circle between said head tower contact pin and the rotating ring shell, and an end of said head tower contact pin is equipped with head tower contact pin fitting seat; Said head tower contact pin and head tower contact pin fitting seat are Hough formula structure; Said head tower contact pin is through head tower contact pin bolt, and said head tower contact pin fitting seat is through head tower contact pin fitting seat bolt, is provided with the push-tight screw that several and head tower contact pin connect in the said head tower contact pin fitting seat; The water pipe adapter that is provided with bosh in the said stationary ring and communicates with bosh; Be cast with the friction ring plate in the said rotating ring, said stationary ring is provided with and the rotating ring engagement surface, and said friction ring plate is provided with the sealing dam of the mating face frictional fit of stationary ring and with the sealing dam and is the inclined-plane of 2 °～5 ° of settings.
2. a kind of preceding gland seal device with integrated type rotating ring as claimed in claim 1, it is characterized in that: said friction ring plate is processed by Hastelloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103489133A CN102840330A (en) | 2012-09-19 | 2012-09-19 | Front shaft seal device with integral movable ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103489133A CN102840330A (en) | 2012-09-19 | 2012-09-19 | Front shaft seal device with integral movable ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102840330A true CN102840330A (en) | 2012-12-26 |
Family
ID=47367957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103489133A Pending CN102840330A (en) | 2012-09-19 | 2012-09-19 | Front shaft seal device with integral movable ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102840330A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470772A (en) * | 2013-09-26 | 2013-12-25 | 四川日机密封件股份有限公司 | High-speed high-pressure mechanical seal device |
| TWI494509B (en) * | 2013-02-08 | 2015-08-01 | Sunny King Machinery Co Ltd | Mechanical shaft seal |
| CN115143764A (en) * | 2022-05-27 | 2022-10-04 | 天华化工机械及自动化研究设计院有限公司 | Feeding sealing structure and rotary dryer |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1447569A (en) * | 1974-02-27 | 1976-08-25 | Glacier Metal Co Ltd | Seals |
| US5501471A (en) * | 1992-06-11 | 1996-03-26 | Nippon Pillar Packing Co., Ltd. | Mechanical seal with blade-like sealing end |
| CN1285301A (en) * | 2000-09-29 | 2001-02-28 | 成都明达船用密封有限公司 | Oil lubricating seal device for ship tail shaft |
| CN2458236Y (en) * | 2000-08-19 | 2001-11-07 | 东台船用配件有限公司 | Water lubricating trailing axle sealer |
| CN201705934U (en) * | 2010-06-25 | 2011-01-12 | 中国船舶重工集团公司第七〇四研究所 | Novel static ring structure of mechanical seal device |
| CN202418015U (en) * | 2011-11-23 | 2012-09-05 | 单丽琼 | Balanced cartridge mechanical sealing device for vertical pump |
| CN202768846U (en) * | 2012-09-19 | 2013-03-06 | 江苏华青流体科技有限公司 | Front shaft sealing device with integral movable ring |
-
2012
- 2012-09-19 CN CN2012103489133A patent/CN102840330A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1447569A (en) * | 1974-02-27 | 1976-08-25 | Glacier Metal Co Ltd | Seals |
| US5501471A (en) * | 1992-06-11 | 1996-03-26 | Nippon Pillar Packing Co., Ltd. | Mechanical seal with blade-like sealing end |
| CN2458236Y (en) * | 2000-08-19 | 2001-11-07 | 东台船用配件有限公司 | Water lubricating trailing axle sealer |
| CN1285301A (en) * | 2000-09-29 | 2001-02-28 | 成都明达船用密封有限公司 | Oil lubricating seal device for ship tail shaft |
| CN201705934U (en) * | 2010-06-25 | 2011-01-12 | 中国船舶重工集团公司第七〇四研究所 | Novel static ring structure of mechanical seal device |
| CN202418015U (en) * | 2011-11-23 | 2012-09-05 | 单丽琼 | Balanced cartridge mechanical sealing device for vertical pump |
| CN202768846U (en) * | 2012-09-19 | 2013-03-06 | 江苏华青流体科技有限公司 | Front shaft sealing device with integral movable ring |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI494509B (en) * | 2013-02-08 | 2015-08-01 | Sunny King Machinery Co Ltd | Mechanical shaft seal |
| CN103470772A (en) * | 2013-09-26 | 2013-12-25 | 四川日机密封件股份有限公司 | High-speed high-pressure mechanical seal device |
| CN103470772B (en) * | 2013-09-26 | 2016-04-13 | 四川日机密封件股份有限公司 | High speed and high pressure mechanical seal device |
| CN115143764A (en) * | 2022-05-27 | 2022-10-04 | 天华化工机械及自动化研究设计院有限公司 | Feeding sealing structure and rotary dryer |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121226 |