CN1664421A - Compound following rotating-static clearance sealing device - Google Patents
Compound following rotating-static clearance sealing device Download PDFInfo
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- CN1664421A CN1664421A CN2005100113674A CN200510011367A CN1664421A CN 1664421 A CN1664421 A CN 1664421A CN 2005100113674 A CN2005100113674 A CN 2005100113674A CN 200510011367 A CN200510011367 A CN 200510011367A CN 1664421 A CN1664421 A CN 1664421A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The invention relates to a compounding run-to-stop clearance sealed device between the rotating component and static component. The structure is axial rotating driven sealing structure. It is made up of axial static driven sealing structure, radial rotating sealing structure, radial static sealing structure and water sealing component. It has the advantage of reasonable structure, good sealing effect, long useful life and is easy to install.
Description
Technical field
The present invention relates to the seal arrangement of a kind of rotatable parts and static part gap location, be mainly used in the water-stop part on the equipment such as turbine shaft water stop ring, propeller for vessels main shaft, water pump.
Background technique
With regard to the sealing technique and sealability of present hydraulic turbine main shaft water stop ring, the technology of using and relatively backward, the sealing performance extreme difference, because now the water stop ring structure that adopts mainly be by the pressure jack-up rubber water stop ring of clean water and the wear-resistant width of cloth directly friction carry out clearance seal, the while uses with clean water but also as oiling agent not only.Hydraulic pressure as clean press water is too high, and rubber seal ring is burnt, and the hydraulic pressure of clean press water is low excessively, and the water stop ring place will leak, and suitable hydraulic pressure is extremely difficult to be adjusted.Water turbine vibrates, swings very big herein, and rubber water stop ring tracking performance is bad, and water leakage is very big herein, causes very big work load for unit pump drainage water system, and the maintenance of equipment is also very big, is difficult to satisfy the normal operation of unit long-term stability.Propeller for vessels main shaft and water pump, the present situation of main shaft sealing sealing also is like this.
Summary of the invention
The purpose of patent of the present invention is to use the axial rotation Follow-up seal, axial static Follow-up seal, radially rotary seal and radially multi-faceted sealing such as standstill seal overcome the compound following rotating-static clearance sealing device of above-mentioned water stop ring defective.
The present invention is by axial rotation Follow-up seal structure, axial static Follow-up seal structure, radially rotational sealing structure and radially the standstill seal structure form.
The axial rotation distinguish seat ring of axial rotation Follow-up seal structure puts together on the rotatingshaft, in a guide groove is arranged, Packing spring or sealing cylinder or sealed cylinder are equipped with in the guide groove bottom, Packing spring is equipped with the rotary seal ring outward, axial rotation distinguish seal is fixed on the axial rotation seal ring, inside and outside flexible sealing ring one end of axial rotation is fixed on the axial rotation distinguish seat ring, and an end is fixed on the axial rotation distinguish seal;
The axial static distinguish seat ring of axial static Follow-up seal structure is fixed on the top cover, in a guide groove is arranged, axial standstill seal spring or sealing cylinder or sealed cylinder are equipped with in the guide groove bottom, axial standstill seal ring is housed on the Packing spring, axially the standstill seal body is fixed on the axial standstill seal ring, axially static inside and outside flexible sealing ring one end is fixed on the axial static distinguish seat ring, and an end is fixed on the axial static distinguish seal;
Axial rotation distinguish seal is L with the surface of contact of axial static distinguish seal or becomes miter angle, axial sound face rubber stop water ring of surface of contact internal fixation;
Radially the distinguish rotative connector of rotational sealing structure puts together on the rotatingshaft, the top of axial rotation distinguish seat ring, in a guide groove is arranged, the guide groove bottom is equipped with and is radially rotated rubber ring, adorn radially rotary seal body outward, radially rotate inside and outside flexible sealing ring one end and be fixed on the distinguish rotative connector, an end is fixed on radially on the rotary seal body;
Radially the radially distinguish sealing drum of standstill seal structure bottom is fixed on the outer machine cap of axial static Follow-up seal structure, there is a guide groove upper end, radially static rubber ring is equipped with in the guide groove bottom, adorn radially standstill seal body outward, radially static inside and outside flexible sealing ring one end is fixed on radially on the distinguish sealing drum, and an end is fixed on radially on the standstill seal body;
Radially the rotary seal body is connected with the contact of standstill seal body end face radially;
Packing spring or sealing cylinder or sealed cylinder are to constitute seal by upper seal bore and sealing seat tube, spring or hydraulic oil or pressurized air are housed in the seal, the seal contact position seals with the O RunddichtringO, the seal outer connection part seals with rubber sealing boot, and rubber sealing boot stuffing box gland two ends are separately fixed on upper seal bore and the sealing seat tube.
The compound following rotating-static clearance sealing device that the present invention describes, have advantages such as novel structure, reasonable in design, easy for installation, complex art level advanced person, significant sealing affection, long service life, meet fully that generator set is long-term, the technical requirements and the national relevant technologies standard of safe operation, also be widely used in numerous areas such as Turbo-generator Set, shipbuilding, chemical industry, water pump.
Description of drawings
Fig. 1 general assembly structural representation of the present invention
Fig. 2 Packing spring structural representation
5 ° of inclined-planes of Figure 34 sealing surface schematic representation
Fig. 4 adopts oil cylinder or cylinder to replace the Packing spring structural representation
Wherein
1, main shaft 2, radially turning handle closes bolt 3, radially turning handle closes face 4, radially rotate rubber ring 5, distinguish rotative connector 6, radially rotating position is closing bolt 7, radially rotate and go up flexible sealing ring 8, radially rotate distinguish seal 9, pivoting flexible ring fixing bolt 10 radially, radially the pivoting flexible seal ring pressing plate 11, radially static flexible sealing ring-shaped pressuring plate and bolt 12, the radially static flexible sealing ring 13 of going up, radially static location is closing bolt 14, radially static distinguish seal 15, radially static rubber ring 16, radially the distinguish sealing drum 17, radially the distinguish sealing drum is closing bolt 18, sealing drum is closing face 19, sealing drum is closing bolt 20, water-turbine top cover 21, axial static distinguish seat ring fixing bolt 22, axial static seat ring is closing bolt 23, axial static seat ring is closing face 24, axial static distinguish seat ring 25, axial standstill seal loop mapping bolt 26, fixing bolt 27 under the axial static flexible sealing ring, axial static flexible sealing ring-shaped pressuring plate 28, axial static outer flexible sealing ring 29, axial static flexible sealing body top board and bolt 30, axial static distinguish seal 31, axial rotation flexible sealing ring press table and bolt 32, the outer flexible sealing ring 33 of axial rotation, fixing bolt 34 on the axial rotation flexible sealing ring, stationary platen 35 on the axial rotation flexible sealing body, axial rotation seal ring holding down bolt 36, axial rotation distinguish seat ring 37, axial rotation distinguish seat ring is closing face 38, radially static flexible sealing ring 39 down, closing bolt 40, radially rotate flexible sealing ring 41 down, axial rotation Packing spring 42, axial rotation seal ring 43, axial rotation is closing bolt 44, flexible sealing body 45 in the axial rotation, axial rotation distinguish seal 46, axial sound face rubber stop water ring 47, flexible sealing ring 48 in axially static, axial standstill seal ring 49, axial static handle closes bolt 50, axial standstill seal spring (N) 51, upper seal bore 52, rubber seal puts fixing clamp 53, spring, 54, rubber sealing boot 55, fixing clamp 56 under the rubber sealing boot, sealing seat tube 57, O RunddichtringO 58, hydraulic oil, pressurized air 59, hydraulic oil, pressurized air advance and retreat pipe
Embodiment
Below in conjunction with accompanying drawing further to patent description of the present invention:
Embodiment:
Elder generation closes face (37) to axial rotation distinguish seat ring (36) by axial rotation distinguish seat ring handle and temporarily puts together on the main shaft (1) closing bolt (39), axial rotation distinguish seal (45) is closed bolt (43) by the axial rotation handle, be fixed on the axial rotation seal ring (42), N axial rotation Packing spring (41) put into axial rotation distinguish seat ring (36) guide groove, put into axial rotation seal ring (42) and axial rotation distinguish seal (45) assembly simultaneously, refill the axial rotation seal ring holding down bolt (35) of symmetry.By stationary platen (34) and axial rotation flexible sealing ring press table and bolt (31) on fixing bolt (33) the axial rotation flexible ring on the axial rotation flexible sealing ring, the outer flexible sealing ring (32) of axial rotation is fixed; Flexible sealing body (44) adopts the same manner to fix in the axial rotation.
Axial static distinguish seal (30) is put into axial rotation distinguish seal (45) groove respectively, and close bolt (49) by axial static handle and be fixed on the axial standstill seal ring (48), N axial standstill seal spring (50) evenly put into axial static distinguish seat ring (a 24) guide groove that gets togather, the assembly of axial standstill seal ring (48) and axial static distinguish seal (30) is put into axial static distinguish seat ring (24) guide groove; Install axial standstill seal loop mapping bolt (25).By fixing bolt (26), stationary platen (27), axial static flexible sealing body top board and bolt (29) under the axial static flexible sealing ring, axially static outer flexible sealing ring (28) fixedly finishes, and axially static interior flexible sealing ring (47) and axial sound face rubber stop water ring (46) mounting type are identical with it.Again axial rotation distinguish seat ring (36) is moved down, axial static distinguish seat ring (24) is moved on on the water-turbine top cover (20), and with axial static distinguish seat ring fixing bolt (21), with itself and water-turbine top cover (20) tightly.
Close face (3) by turning handle radially, closing screw rod (2) with turning handle radially is fixed on distinguish rotative connector (5) on the main shaft (1), in distinguish rotative connector (5) guide groove, pack into and radially rotate rubber ring (4) and radially rotate distinguish seal (8), by rotating position radially closing bolt (6), radially rotary seal ring-shaped pressuring plate (10) and radially rotary seal ring fixing bolt (9), to radially rotate flexible sealing ring (7) and fix, flexible sealing ring (40) means of fixation is identical with it under radially rotating.To radially, distinguish sealing drum (16) closes face (18) by the sealing drum handle, with sealing drum close bolt (17) close finish after, in distinguish sealing drum (16) guide groove radially, pack into radially static rubber ring (14) and radially static distinguish seal (14), the radially static flexible sealing ring (12) of going up is installed closing bolt (13), radially static flexible sealing ring-shaped pressuring plate and bolt (11) by radially static location, radially static flexible sealing ring (38) mounting type is identical with it down.Will be radially distinguish sealing drum (16) move down, make radially static distinguish seal (14) and radially rotate after distinguish seal (8) cambered surface align, general radially distinguish sealing drum (16) closes bolt (19) by the sealing drum handle and is fixed on the water-turbine top cover (20).According to main shaft sealing working condition requirement, axially the static and dynamic sealing spring can change radially sound rubber ring into.
Packing spring or sealing cylinder or sealed cylinder are to constitute seal by upper seal bore (51) and sealing seat tube (56), spring (53) or hydraulic oil or gas (58) are housed in the seal, be equipped with in the seal is hydraulic oil or gas (56), on sealing seat tube (56), connect a hydraulic oil, pressurized air advance and retreat pipes (59), the seal contact position seals with O RunddichtringO (57), the seal outer connection part seals with rubber sealing boot (54), and rubber sealing boot stuffing box gland two ends are respectively with fixing clamp (52) about the rubber sealing boot, (55) be fixed on upper seal bore and the sealing seat tube.
Claims (1)
1. compound following rotating-static clearance sealing device, by axial rotation Follow-up seal structure, axial static Follow-up seal structure, radially rotational sealing structure and radially standstill seal structure formation, it is characterized in that: the axial rotation distinguish seat ring of axial rotation Follow-up seal structure puts together on the rotatingshaft, in a guide groove is arranged, Packing spring or sealing cylinder or sealed cylinder are equipped with in the guide groove bottom, Packing spring is equipped with the rotary seal ring outward, axial rotation distinguish seal is fixed on the axial rotation seal ring, inside and outside flexible sealing ring one end of axial rotation is fixed on the axial rotation distinguish seat ring, and an end is fixed on the axial rotation distinguish seal;
The axial static distinguish seat ring of axial static Follow-up seal structure is fixed on the top cover, in a guide groove is arranged, axial standstill seal spring or sealing cylinder or sealed cylinder are equipped with in the guide groove bottom, axial standstill seal ring is housed on the Packing spring, axially the standstill seal body is fixed on the axial standstill seal ring, axially static inside and outside flexible sealing ring one end is fixed on the axial static distinguish seat ring, and an end is fixed on the axial static distinguish seal;
Axial rotation distinguish seal is L with the surface of contact of axial static distinguish seal or becomes miter angle, axial sound face rubber stop water ring of surface of contact internal fixation;
Radially the distinguish rotative connector of rotational sealing structure puts together on the rotatingshaft, the top of axial rotation distinguish seat ring, in a guide groove is arranged, the guide groove bottom is equipped with and is radially rotated rubber ring, adorn radially rotary seal body outward, radially rotate inside and outside flexible sealing ring one end and be fixed on the distinguish rotative connector, an end is fixed on radially on the rotary seal body;
Radially the radially distinguish sealing drum of standstill seal structure bottom is fixed on the outer machine cap of axial static Follow-up seal structure, there is a guide groove upper end, radially static rubber ring is equipped with in the guide groove bottom, adorn radially standstill seal body outward, radially static inside and outside flexible sealing ring one end is fixed on radially on the distinguish sealing drum, and an end is fixed on radially on the standstill seal body;
Radially the rotary seal body is connected with the contact of standstill seal body end face radially;
Packing spring or sealing cylinder or sealed cylinder are to constitute seal by upper seal bore and sealing seat tube, spring or hydraulic oil or pressurized air are housed in the seal, the seal contact position seals with the O RunddichtringO, the seal outer connection part seals with rubber sealing boot, and rubber sealing boot stuffing box gland two ends are separately fixed on upper seal bore and the sealing seat tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100113674A CN100359217C (en) | 2005-02-28 | 2005-02-28 | Compound following rotating-static clearance sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100113674A CN100359217C (en) | 2005-02-28 | 2005-02-28 | Compound following rotating-static clearance sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1664421A true CN1664421A (en) | 2005-09-07 |
| CN100359217C CN100359217C (en) | 2008-01-02 |
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ID=35035644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100113674A Expired - Fee Related CN100359217C (en) | 2005-02-28 | 2005-02-28 | Compound following rotating-static clearance sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100359217C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793045A (en) * | 2018-06-12 | 2018-11-13 | 新疆中拓新能源技术股份有限公司 | Automatic aligning Follow-up seal cap |
| CN110748567A (en) * | 2019-10-16 | 2020-02-04 | 哈尔滨迅普科技发展有限公司 | Combined structure light split type hydraulic generator bearing oil groove sealing seat ring |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2321955Y (en) * | 1997-11-25 | 1999-06-02 | 湖南省芷江春阳滩水电站 | Shaft sealing water-stopping device for hydraulic turbine |
| CN2385117Y (en) * | 1999-06-24 | 2000-06-28 | 广州水泵厂 | Sealing device of rotating main axle for axial-flow pump |
| JP3710702B2 (en) * | 2000-11-14 | 2005-10-26 | イーグル工業株式会社 | Tandem seal |
| CN2542859Y (en) * | 2002-01-18 | 2003-04-02 | 胡滨 | Mechanical sealing element for dredge pump |
| CN2517916Y (en) * | 2002-01-24 | 2002-10-23 | 王胜五 | Contact seal loop |
| CN2791377Y (en) * | 2005-02-28 | 2006-06-28 | 韩宏波 | Composite floow-action rotating static gap sealing device |
-
2005
- 2005-02-28 CN CNB2005100113674A patent/CN100359217C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793045A (en) * | 2018-06-12 | 2018-11-13 | 新疆中拓新能源技术股份有限公司 | Automatic aligning Follow-up seal cap |
| CN110748567A (en) * | 2019-10-16 | 2020-02-04 | 哈尔滨迅普科技发展有限公司 | Combined structure light split type hydraulic generator bearing oil groove sealing seat ring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100359217C (en) | 2008-01-02 |
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| C14 | Grant of patent or utility model | ||
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Owner name: HARBIN XUNPU SCIENCE AND TECHNOLOGY DEVELOPMENT CO Free format text: FORMER OWNER: HAN HONGBO Effective date: 20110119 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 150040 ROOM 207, NO.30, WENZHI NO.1 STREET, DONGLI DISTRICT, HARBIN CITY, HEILONGJIANG PROVINCE TO: 150090 NO.1 SALESROOM, BUILDING 2, TAIHAI GARDEN, NAN'GANG DISTRICT, HARBIN CITY, HEILONGJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110119 Address after: 150090, No. 1, 2 garden, Tai Hai garden, Nangang District, Harbin, Heilongjiang Patentee after: HARBIN XUNPU TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 150040 Heilongjiang province Harbin Dongli District Civil Street No. 30 room 207 first Patentee before: Han Hongbo |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |