CN107839865B - Integral stern shaft tube device of adjustable length - Google Patents
Integral stern shaft tube device of adjustable length Download PDFInfo
- Publication number
- CN107839865B CN107839865B CN201711103674.4A CN201711103674A CN107839865B CN 107839865 B CN107839865 B CN 107839865B CN 201711103674 A CN201711103674 A CN 201711103674A CN 107839865 B CN107839865 B CN 107839865B
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- stern
- tube
- flange
- stern tube
- gland
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- 210000004907 gland Anatomy 0.000 claims abstract description 56
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 238000012856 packing Methods 0.000 claims abstract description 24
- 239000004593 Epoxy Substances 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 14
- 210000001503 joint Anatomy 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 239000003822 epoxy resin Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H23/00—Transmitting power from propulsion power plant to propulsive elements
- B63H23/32—Other parts
- B63H23/36—Shaft tubes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Sealing Devices (AREA)
Abstract
The invention provides an integral type stern tube device with adjustable length, which comprises a bow sealing device, a front gland, a first flange, a front stern tube, a loose joint, a packing gland, a middle stern tube, an epoxy gland, a rear stern tube and a stern sealing device, wherein the first flange is arranged at the front end of the front stern tube, the bow sealing device is arranged on the first flange through the front gland, the tail end of the front stern tube is connected with the front end of the loose joint, the loose joint is provided with a connecting cavity which penetrates through, the front end of the middle stern tube is inserted into the connecting cavity from the tail end of the loose joint, the packing gland is sleeved outside the middle stern tube and used for adjusting the depth of the middle stern tube inserted into the connecting cavity, the packing gland is connected with the tail end of the loose joint, the tail end of the middle stern tube is in butt joint with the front end of the rear stern tube through the epoxy gland, and the stern sealing device is arranged at the tail end of the rear stern tube. Compared with the prior art, the stern tube device has the advantages of high installation accuracy, convenience in operation, good applicability and the like.
Description
Technical Field
The invention relates to the technical field of ship stern shafts, in particular to an integral stern shaft tube device with adjustable length.
Background
The stern shaft is a key device for outputting propulsion power of the ship, and the running state of the stern shaft is related to the navigation safety of the whole ship. The modern ship generally installs the stern shaft at the stern of the ship through a stern shaft tube device, and the stern shaft is required to have high strength, good lubricity and stable operation because the stern shaft bears the forward power for propelling the whole ship, and the stern shaft tube device with accurate installation and good sealing performance is the guarantee of good operation of the stern shaft.
The prior stern tube devices are all operated with high precision requirements such as boring, bearing press-fitting and the like in a shipyard dock, and because the construction environment of shipyards is complex and the construction conditions are limited, the operations are difficult to meet the requirements at one time, so that the labor intensity is high, the working efficiency is low, the period is long, the failure risk is high, and the safety and the reliability are greatly reduced even if the stern tube is successfully installed. In addition, because the hull sectional structure can generate larger errors when being folded, and the errors cannot be estimated, when the stern shaft tube device is installed, the situation of front-back position deviation often occurs, and a constructor can only rework or replace part of components of the stern shaft tube device to compensate the deviation, so that the extra labor amount is increased, the cost is increased, the material is wasted, and the installation difficulty of the stern shaft tube device is increased.
Disclosure of Invention
In order to solve the technical problems, the invention provides the integral stern tube device with adjustable length, which has the advantages of low installation difficulty, high precision, convenient operation, adjustable length and high installation flexibility.
Based on the above, the invention provides an integral type stern shaft tube device with adjustable length, which comprises a bow sealing device, a front gland, a first flange, a front stern tube, a loose tube joint, a packing gland, a middle stern tube, an epoxy gland, a rear stern tube and a stern sealing device, wherein the first flange is arranged at the front end of the front stern tube, the bow sealing device is arranged on the first flange through the front gland, the tail end of the front stern tube is connected with the front end of the loose tube joint, the loose tube joint is provided with a connecting cavity penetrating through, the front end of the middle stern tube is inserted into the connecting cavity from the tail end of the loose tube joint, the packing gland is sleeved outside the middle stern tube and used for adjusting the depth of the middle stern tube inserted into the connecting cavity, the packing gland is connected with the tail end of the loose tube, a stuffing box is filled between the packing gland and the loose tube, and the tail end of the middle stern tube is arranged at the rear end of the stern tube through the epoxy gland.
As the preferable scheme, the front stern tube comprises a front bearing seat, a first connecting tube, a middle bearing seat and a second flange, wherein the front bearing seat is welded at the front end of the first connecting tube, the middle bearing seat is welded at the tail end of the first connecting tube, the first flange is arranged at the front end of the front bearing seat, the second flange is welded at the tail end of the middle bearing seat, and the second flange is connected with the loose joint through a fastener.
Preferably, the hull structure is provided with a front stern post and a middle stern post, the front bearing seat is embedded in the front stern post and connected with the front stern post through the first flange, and the middle bearing seat is embedded in the middle stern post and connected with the middle stern post through the second flange.
As an optimal scheme, a front bearing is arranged in the front bearing seat, and a middle bearing is arranged in the middle bearing seat.
As a preferable scheme, the middle stern tube comprises an adjusting tube, a second connecting tube and a third flange, wherein the adjusting tube is welded at the front end of the second connecting tube, the third flange is welded at the tail end of the second connecting tube, the adjusting tube is inserted into the connecting cavity, and the third flange is connected with the epoxy gland through a fastener.
Preferably, the rear stern tube comprises a rear bearing seat and a fourth flange, the fourth flange is welded to the tail end of the rear bearing seat, and the stern sealing device is mounted on the fourth flange through a fastener.
As an optimized scheme, the hull structure is provided with a rear stern post, the rear bearing seat is embedded in the rear stern post and is connected with the rear stern post through the fourth flange, the epoxy gland is installed on the rear stern post through a fastener and is in butt joint with the rear bearing seat, and a sealing ring is arranged between the epoxy gland and the rear bearing seat.
Preferably, a rear bearing is arranged in the rear bearing seat.
Preferably, a conduit for transmitting the sensor wire is arranged in the stern tube device, and a first interface which is communicated with the outside through the conduit is arranged on the first flange.
As a preferable scheme, a second interface of an external oil injection pipeline is arranged on the first flange, an oil duct communicated with the stern sealing device is arranged on the fourth flange, and an oil pipe communicated with the second interface and the oil duct is arranged in the stern shaft pipe device.
The embodiment of the invention has the following beneficial effects:
the invention provides an integral type stern tube device with adjustable length, which comprises a bow sealing device, a front gland, a first flange, a front stern tube, a loose joint, a packing gland, a middle stern tube, an epoxy gland, a rear stern tube and a stern sealing device. The integral stern shaft tube device advances high-precision procedures such as boring, grinding, centering and the like from a slipway dock stage to an internal field stage, improves precision and reliability and reduces labor intensity; secondly, the integral stern shaft tube device can adjust the length during installation, can compensate for installation deviation caused by hull errors, and has the advantages of high flexibility, convenience in operation, good applicability and the like.
Drawings
Fig. 1 is a schematic structural view of an integrated stern tube apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a front stern tube according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of the intermediate stern tube according to the embodiment of the present invention.
Fig. 4 is a schematic structural view of a rear stern tube according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of the integral stern tube apparatus according to the embodiment of the present invention mounted to a front stern post.
Fig. 6 is a schematic structural view of the integrated stern tube apparatus according to the embodiment of the present invention mounted to the middle stern post.
Fig. 7 is a schematic structural view of the integral stern tube apparatus according to the embodiment of the present invention mounted to a rear stern post.
Fig. 8 is an enlarged view of region I in fig. 7.
Reference numerals illustrate:
1. the sealing device comprises a bow sealing device 2, a front gland, 3, a first flange, 3.1, a first interface, 3.2, a second interface, 4, a front stern tube, 4.1, a front bearing seat, 4.2, a first connecting tube, 4.3, an intermediate bearing seat, 4.4, a second flange, 5, a loose joint, 6, a packing gland, 7, an intermediate stern tube, 7.1, an adjusting tube, 7.2, a second connecting tube, 7.3, a third flange, 8, an epoxy gland, 9, a rear stern tube, 9.1, a rear bearing seat, 9.2, a fourth flange, 9.21, an oil duct, 10, a stern sealing device, 11, a front bearing, 12, an intermediate bearing, 13, a rear bearing, 14, a front stern post, 15, an intermediate post, 16, a rear stern post, 17, a conduit, 18 and an oil pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, the present embodiment provides an integral stern tube device with adjustable length, which mainly includes a bow sealing device 1, a front gland 2, a first flange 3, a front stern tube 4, a loose joint 5, a packing gland 6, a middle stern tube 7, an epoxy gland 8, a rear stern tube 9 and a stern sealing device 10. The first flange 3 is installed at the front end of the front stern tube 4, the bow sealing device 1 is installed on the first flange 3 through the front gland 2, the tail end of the front stern tube 4 is connected with the front end of the loose joint 5, the front end of the middle stern tube 7 is connected with the tail end of the loose joint 5 through the packing gland 6, the tail end of the middle stern tube 7 is butted with the front end of the rear stern tube 9 through the packing gland 8, and the stern sealing device 10 is installed at the tail end of the rear stern tube 9.
Specifically, on the basis of fig. 1, as shown in fig. 2 to 4, the front stern tube 4 includes a front bearing seat 4.1, a first connecting tube 4.2, an intermediate bearing seat 4.3 and a second flange 4.4, the front bearing seat 4.1 is welded to the front end of the first connecting tube 4.2, the intermediate bearing seat 4.3 is welded to the tail end of the first connecting tube 4.2, and the second flange 4.4 is welded to the tail end of the intermediate bearing seat 4.3; the middle stern tube 7 comprises an adjusting tube 7.1, a second connecting tube 7.2 and a third flange 7.3, wherein the adjusting tube 7.1 is welded at the front end of the second connecting tube 7.2, and the third flange 7.3 is welded at the tail end of the second connecting tube 7.2; the stern tube 9 then comprises a rear bearing block 9.1 and a fourth flange 9.2, the fourth flange 9.2 being welded to the rear end of the rear bearing block 9.1. When in manufacture, after the welding operation of each part of the front stern tube 4, the middle stern tube 7 and the rear stern tube 9 is finished, integral finish machining and a 0.02MPa hydrostatic test are required, and no leakage is required at the welding seam. Further, the front bearing seat 4.1 is internally provided with a front bearing 11, the middle bearing seat 4.3 is internally provided with a middle bearing 12, the rear bearing seat 9.1 is internally provided with a rear bearing 13, and each bearing and each corresponding bearing seat are in interference fit with each other, wherein the interference fit is 0.03-0.05 mm. Compared with the traditional stern bearing mounting mode, the integral stern shaft tube device connects the bearing seat and the stern shaft tube into a whole, so that high-precision procedures such as boring, grinding, centering and the like can be advanced from a slipway dock stage to an inner field stage, adverse effects on stern bearing press mounting caused by severe environments of the slipway dock stage are reduced, risks that press mounting cannot be carried out or the stern bearing is ablated in the press mounting process due to difficult control of boring and hole grinding after fine boring are avoided, the accuracy and reliability of stern bearing press mounting are improved, construction difficulty is reduced, and engineering period is shortened.
Still further, as shown in fig. 5 to 7, the hull structure is provided with a front stern post 14, a middle stern post 15 and a rear stern post 16 for supporting the entire stern shaft tube device, the three stern posts are each provided with a cylindrical mounting cavity penetrating front and rear in the horizontal direction, and the three mounting cavities are on the same horizontal line. When the stern shaft tube device is installed, the front bearing seat 4.1 is embedded into the installation cavity of the front stern post 14 and is connected with the front stern post 14 through the first flange 3 arranged at the front end of the front bearing seat 4.1, the front bearing seat 4.1 and the front stern post 14 are fixed through casting epoxy resin, and the connection mode of the first flange 3 and the front bearing seat 4.1 and the connection mode of the first flange 3 and the front stern post 14 are connected through fasteners; the front gland 2 is arranged on the front end face of the first flange 3 through a fastener, a sealing ring is arranged between the front gland 2 and the front end face of the first flange, and the bow sealing device 1 is arranged on the front end face of the front gland 2 through a fastener; similarly, the middle bearing seat 4.3 is embedded into the installation cavity of the middle stern post 15 and is connected with the middle stern post 15 through a second flange 4.4 welded at the tail end of the middle bearing seat 4.3, the middle bearing seat 4.3 and the middle stern post 15 are fixed through pouring epoxy resin, and the connection mode of the second flange 4.4 and the middle stern post 15 is also connected through a fastener; the front end of the loose joint 5 is connected with the second flange 4.4 through a fastener, a through connecting cavity is arranged in the loose joint 5, an adjusting pipe 7.1 of the middle stern tube 7 is inserted into the connecting cavity from the tail end of the loose joint 5, a sealing ring is further arranged between the adjusting pipe 7.1 and the loose joint 5, a packing gland 6 is sleeved on the outer side of the middle stern tube 7 and used for adjusting the depth of the adjusting pipe 7.1 inserted into the connecting cavity, the packing gland 6 is connected with the tail end of the loose joint 5 through the fastener, a three-layer packing box with the size of 14mmX14mm is filled between the packing gland 6 and the loose joint 5, tightness is kept reliable, and a third flange 7.3 welded at the tail end of the middle stern tube 7 is connected with an epoxy gland 8 through the fastener; the rear bearing seat 9.1 is embedded into the mounting cavity of the rear stern post 16 and is connected with the rear stern post 16 through a fourth flange 9.2 welded at the tail end of the rear bearing seat 9.1, the rear bearing seat 9.1 and the rear stern post 16 are fixed through casting epoxy resin, the fourth flange 9.2 is connected with the rear stern post 16 in the same way through a fastener, the stern sealing device 10 is mounted on the fourth flange 9.2 through the fastener, the epoxy gland 8 is mounted on the rear stern post 16 through the fastener and is in butt joint with the rear bearing seat 9.1, and a sealing ring is arranged between the epoxy gland 8 and the rear bearing seat 9.1. Based on the structure, the integral stern shaft tube device can immediately perform the working procedures of positioning, centering, pressure testing, epoxy resin pouring, accessory installation and the like after the shaft system is lightened, the working procedures of boring a bearing seat or centering a bearing are not needed, and the construction progress is obviously accelerated; when the stern tube device is installed on a slipway dock, the depth of the adjusting tube 7.1 inserted into the connecting cavity can be flexibly adjusted according to the actual condition of the stern tube, and the installation deviation caused by hull errors is compensated, so that the correct installation of the stern tube device is ensured, unnecessary reworking or waste of components is avoided, the cost is reduced, the material is saved, the adjusting mode is simple and easy to implement, the operation is convenient, and the working efficiency is greatly improved; in addition, the outer surface of the integral stern shaft tube device is coated with a layer of covering which is stirred by epoxy and wood dust, and the device and the fastener are protected, so that the double-layer safety effect is achieved.
Further, on the basis of fig. 1, as shown in fig. 8, a conduit 17 extending from the first flange 3 to the rear bearing 13 is arranged in the stern shaft tube device, and is mainly used for transmitting sensor wires, the conduit 17 is arranged on the inner side wall of the stern shaft tube through a tube bracket, the conduit 17 is divided into a plurality of sections, the sections of conduit 17 are connected through a clamping sleeve, and a first interface 3.1 which is communicated with the outside through the conduit 17 is arranged on the first flange 3; in addition, the first flange 3 is also provided with a second connector 3.2 externally connected with an oil injection pipeline, the fourth flange 9.2 is provided with an oil duct 9.21 communicated with the stern sealing device 10, the stern shaft tube device is internally provided with an oil pipe 18 communicated with the second connector 3.2 and the oil duct 9.21, the oil pipe 18 is also arranged on the inner side wall of the stern shaft tube through a pipe bracket like the guide pipe 17, the oil pipe 18 is also divided into a plurality of sections, and the sections of the oil pipes 18 are connected through cutting sleeves.
It should be noted that, in this embodiment, the fastener is a connecting bolt or a screw, and the sealing ring is an "O" type rubber sealing ring.
In summary, the integral stern tube device with adjustable length provided in this embodiment includes a bow sealing device 1, a front gland 2, a first flange 3, a front stern tube 4, a loose joint 5, a packing gland 6, a middle stern tube 7, an epoxy gland 8, a rear stern tube 9, and a stern sealing device 10. The first flange 3 is installed at the front end of the front stern tube 4, the bow sealing device 1 is installed on the first flange 3 through the front gland 2, the tail end of the front stern tube 4 is connected with the front end of the loose joint 5, the front end of the middle stern tube 7 is connected with the tail end of the loose joint 5 through the packing gland 6, the tail end of the middle stern tube 7 is butted with the front end of the rear stern tube 9 through the packing gland 8, and the stern sealing device 10 is installed at the tail end of the rear stern tube 9. Compared with the prior art, the method has the following advantages:
1. the integral stern shaft tube device connects the bearing seat and the stern shaft tube into a whole, can advance the high-precision procedures of boring, grinding, centering and the like from a berth dock stage to an infield stage, reduces adverse effects on the press-fitting of the stern shaft due to the severe environment of the berth dock stage, improves the accuracy and reliability of the press-fitting of the stern shaft, reduces the construction difficulty and shortens the engineering period;
2. the integral stern shaft tube device can adjust the length during installation, can compensate for installation deviation caused by hull errors, and has the advantages of high flexibility, convenience in operation, good applicability and the like.
It should be understood that various information is described by the terms "first", "second", etc., but the information should not be limited to these terms, which are used only to distinguish the same type of information from each other. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the invention.
While the foregoing is directed to the preferred embodiments of the present invention, it should be noted that modifications and variations could be made by those skilled in the art without departing from the principles of the present invention, and such modifications and variations are to be regarded as being within the scope of the invention.
Claims (7)
1. The integral type stern shaft tube device with the adjustable length is characterized by comprising a bow sealing device, a front gland, a first flange, a front stern tube, a loose tube joint, a packing gland, a middle stern tube, an epoxy gland, a rear stern tube and a stern sealing device, wherein the first flange is arranged at the front end of the front stern tube, the bow sealing device is arranged on the first flange through the front gland, the tail end of the front stern tube is connected with the front end of the loose tube joint, the loose tube joint is provided with a connecting cavity penetrating through, the front end of the middle stern tube is inserted into the connecting cavity from the tail end of the loose tube joint, the packing gland is sleeved outside the middle stern tube and used for adjusting the depth of the middle stern tube inserted into the connecting cavity, the packing gland is connected with the tail end of the loose tube, a packing box is arranged between the packing gland and the loose tube, the tail end of the middle stern tube is connected with the rear end of the rear stern tube through the epoxy gland, and the rear end of the middle stern tube is arranged at the rear stern tube;
the front stern tube comprises a front bearing seat, a first connecting tube, a middle bearing seat and a second flange, wherein the front bearing seat is welded at the front end of the first connecting tube, the middle bearing seat is welded at the tail end of the first connecting tube, the first flange is arranged at the front end of the front bearing seat, the second flange is welded at the tail end of the middle bearing seat, and the second flange is connected with the loose joint through a fastener;
the middle stern tube comprises an adjusting tube, a second connecting tube and a third flange, the adjusting tube is welded at the front end of the second connecting tube, the third flange is welded at the tail end of the second connecting tube, the adjusting tube is inserted into the connecting cavity, and the third flange is connected with the epoxy gland through a fastener;
the rear stern tube comprises a rear bearing seat and a fourth flange, the fourth flange is welded to the tail end of the rear bearing seat, and the stern sealing device is installed on the fourth flange through a fastener.
2. The length adjustable integrated stern tube device of claim 1 wherein the hull structure is provided with a front stern post and a middle stern post, the front bearing housing being embedded in the front stern post and connected to the front stern post by the first flange, the middle bearing housing being embedded in the middle stern post and connected to the middle stern post by the second flange.
3. The length-adjustable integral stern tube device of claim 1 wherein a front bearing is provided in the front bearing housing and a middle bearing is provided in the middle bearing housing.
4. The integrated stern tube device according to claim 1, wherein the hull structure is provided with a rear stern post, the rear bearing housing is embedded in the rear stern post and connected with the rear stern post through the fourth flange, the epoxy gland is mounted on the rear stern post through a fastener and is butted with the rear bearing housing, and a sealing ring is arranged between the epoxy gland and the rear bearing housing.
5. The length-adjustable integral stern tube device of claim 1 wherein a rear bearing is provided in the rear bearing housing.
6. The length-adjustable integral stern tube device of any one of claims 1 to 5 wherein a conduit for transporting sensor wires is provided in the stern tube device, and a first interface for communicating the conduit with the outside is provided on the first flange.
7. The integrated stern tube device according to any one of claims 1 to 5, wherein the first flange is provided with a second port externally connected with an oil injection pipeline, the fourth flange is provided with an oil duct communicated with the stern sealing device, and an oil pipe communicating the second port with the oil duct is arranged in the stern tube device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711103674.4A CN107839865B (en) | 2017-11-10 | 2017-11-10 | Integral stern shaft tube device of adjustable length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711103674.4A CN107839865B (en) | 2017-11-10 | 2017-11-10 | Integral stern shaft tube device of adjustable length |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107839865A CN107839865A (en) | 2018-03-27 |
| CN107839865B true CN107839865B (en) | 2024-03-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711103674.4A Active CN107839865B (en) | 2017-11-10 | 2017-11-10 | Integral stern shaft tube device of adjustable length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107839865B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974805A (en) * | 2019-04-08 | 2019-07-05 | 江南造船(集团)有限责任公司 | A kind of liquid level monitoring device and its installation method |
| CN110701305B (en) * | 2019-09-26 | 2021-06-25 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Stern shaft sealing device and ship |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB640396A (en) * | 1947-11-17 | 1950-07-19 | British Twin Disc & Clarifiers | Improvements relating to stern-tubes for marine craft |
| CN201538420U (en) * | 2009-12-11 | 2010-08-04 | 大连船舶重工集团有限公司 | Integrated pouring stern tube system |
| CN102069903A (en) * | 2009-11-23 | 2011-05-25 | 船宝工业株式会社 | Stern tube bush unit |
| CN102795330A (en) * | 2012-08-28 | 2012-11-28 | 青岛华澳船舶制造有限公司 | Propeller shaft pipe, ship and assembly method for propeller shaft pipe |
| CN104494804A (en) * | 2014-12-10 | 2015-04-08 | 中船黄埔文冲船舶有限公司 | Ship shafting segmented tail pipe device and installation method thereof |
| CN105465365A (en) * | 2015-12-31 | 2016-04-06 | 沅江市大阳机械制造有限公司 | Adjustable tail shaft sealing device for ship |
| CN207791111U (en) * | 2017-11-10 | 2018-08-31 | 中船黄埔文冲船舶有限公司 | A kind of monoblock type stern tube shaft pipe device of adjustable length |
-
2017
- 2017-11-10 CN CN201711103674.4A patent/CN107839865B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB640396A (en) * | 1947-11-17 | 1950-07-19 | British Twin Disc & Clarifiers | Improvements relating to stern-tubes for marine craft |
| CN102069903A (en) * | 2009-11-23 | 2011-05-25 | 船宝工业株式会社 | Stern tube bush unit |
| CN201538420U (en) * | 2009-12-11 | 2010-08-04 | 大连船舶重工集团有限公司 | Integrated pouring stern tube system |
| CN102795330A (en) * | 2012-08-28 | 2012-11-28 | 青岛华澳船舶制造有限公司 | Propeller shaft pipe, ship and assembly method for propeller shaft pipe |
| CN104494804A (en) * | 2014-12-10 | 2015-04-08 | 中船黄埔文冲船舶有限公司 | Ship shafting segmented tail pipe device and installation method thereof |
| CN105465365A (en) * | 2015-12-31 | 2016-04-06 | 沅江市大阳机械制造有限公司 | Adjustable tail shaft sealing device for ship |
| CN207791111U (en) * | 2017-11-10 | 2018-08-31 | 中船黄埔文冲船舶有限公司 | A kind of monoblock type stern tube shaft pipe device of adjustable length |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107839865A (en) | 2018-03-27 |
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