CN108001661A - The rotational moulding ship stern pipe of water-impervious - Google Patents
The rotational moulding ship stern pipe of water-impervious Download PDFInfo
- Publication number
- CN108001661A CN108001661A CN201711475895.4A CN201711475895A CN108001661A CN 108001661 A CN108001661 A CN 108001661A CN 201711475895 A CN201711475895 A CN 201711475895A CN 108001661 A CN108001661 A CN 108001661A
- Authority
- CN
- China
- Prior art keywords
- stern
- water
- plate
- pipe
- rotational moulding
- 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
-
- 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
Abstract
A kind of rotational moulding ship stern pipe of water-impervious,Including tube body,Through interior bulkhead in the tube body,Outside through stern transom plate,It is used to set stern tube shaft inside the tube body,The stern tube shaft outer end is connected with propeller,The inner is connected with gear-box,Inside and outside both ends are respectively arranged with inner end cap between the tube body and stern tube shaft,Outer end cap,The inner end cap,Seal is set between outer end cap and stern tube shaft,Metal fixing plate is provided with outside the stern pipe,The metal fixing plate is in one-piece connection with stern pipe,The metal fixing plate is fixed by bolts with stern transom plate,The metal fixing plate is internally provided with and the matched screw thread of the bolt with stern transom plate,The bolt is provided with sealing piece,Sealing ring is provided with the inside of the sealing piece,The metal fixing plate is provided with mounting groove,The mounting groove is used to install sealing ring,Sealing ring is set on the basis of sealing piece,Make the sealing system of the structure more preferable,More effectively prevent from seeping water.
Description
Technical field
The present invention relates to the seepage-proof structure of a kind of ship stern pipe of seepage-proof structure, especially rotational moulding ship stern pipe.
Background technology
Rotational moulding ship uses disposal integral molding technique, is compared with traditional wooden boat, iron ship, ferry glass reinforced plastic boat, big with four
Advantage：First, intensity is high, buoyancy is big, shock does not rupture, intakes and do not sink, securely and reliably, second, anticorrosive, freedom from repairs, uses
Service life is 2 to 3 times of wooden boat and steel ship, third, being saved from heavy and light, energy consumption, the same energy can continue a journey the longer time, fourth,
Hull material is non-toxic, pollution-free, recyclable, is conducive to environmental protection, so will become inland river of new generation catches fishing boat
Preferred product, but rotational moulding ship uses polythene material, and because the particularity hull of polythene material can produce creep, when adopting
With traditional stern pipe structure, when punching bolt is to wearing connection, ship can be because hull creep produces infiltration.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of rotational moulding ship stern pipe for rolling water-impervious.
A kind of rotational moulding ship stern pipe of water-impervious, including tube body, through interior bulkhead in the tube body, outside through
Stern transom plate, tube body inside are used to set stern tube shaft, and bearing, stern tube shaft outer end connection are set between tube body and stern tube shaft
There is propeller, the inner is connected with gear-box, and inside and outside both ends are respectively arranged with inner end cap, outer end between the tube body and stern tube shaft
Lid, sets seal, metal fixing plate is provided with outside the stern pipe between the inner end cap, outer end cap and stern tube shaft, described
Metal fixing plate be in one-piece connection with stern pipe, the metal fixing plate is fixed by bolts with stern transom plate, the gold
Belong to fixed plate and stern transom plate be internally provided with the matched screw thread of the bolt, the bolt is provided with sealing piece, described
Sealing piece on the inside of be provided with sealing ring, the metal fixing plate is provided with mounting groove, and the mounting groove is used to install close
Seal.
Rubber sheet gasket is provided between the stern transom plate and metal fixing plate.
PE webs are set between the stern transom plate and rubber sheet gasket.
Described stern transom plate the inner is provided with metal backing.
The metal fixing plate is integrally formed with stern pipe by the way of welding.
The upper end of the outer end cap is provided with outer plate flange, fluid sealant between the outer plate flange and outer end cap
Piece.
The outer plate flange and stern tube shaft contact jaw are in rounded corner.
The stern pipe rear and front end is connected by self-aligning roller bearing with front and rear stern tube shaft.
The inner of the stern tube shaft is connected with gear-box again by shaft coupling, is provided between the shaft coupling universal
Section.
The sealing ring is O-ring.
Beneficial effect：Metal fixing plate and stern transom plate be internally provided with the matched screw thread of the bolt, make bolt with
Metal fixing plate and stern transom plate internal engagement degree higher, the bolt are provided with sealing piece, the setting of sealing piece prevent water from
Outside enters in stern transom plate, is provided with sealing ring on the inside of the sealing piece, the metal fixing plate is provided with mounting groove, institute
The mounting groove stated is used to install sealing ring, and sealing ring is set on the basis of sealing piece, makes the sealing system of the structure more preferable, more
Effectively prevent from seeping water.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is enlarged drawing at B.
Fig. 3 is A-A direction views.
Tube body 1, bulkhead 2, stern transom plate 3, stern tube shaft 4, propeller 5, gear-box 6, inner end cap 7, outer end cap 8, seal 9,
Metal fixing plate 10, sealing piece 11, O-ring 12, mounting groove 13, rubber sheet gasket 14, PE webs 15, metal backing 16, outer plate
Flange 17, sealed film 18, self-aligning roller bearing 19, universal joint 20, shaft coupling 21.
Embodiment
With reference to attached drawing, further parsing is done to the present invention.
A kind of rotational moulding ship stern pipe of water-impervious, including tube body 1, the tube body 1 is interior through interior bulkhead 2, passes through outside
Stern transom plate 3 is through at, the inside of tube body 1 is used to set stern tube shaft 4, and bearing, the stern are set between tube body 1 and stern tube shaft 4
4 outer end of axis is connected with propeller 5, and the inner is connected with gear-box 6, and inside and outside both ends are set respectively between the tube body 1 and stern tube shaft 4
Inner end cap 7, outer end cap 8 are equipped with, sets seal 9 between the inner end cap 7, outer end cap 8 and stern tube shaft 4, outside the stern pipe
Be provided with metal fixing plate 10, the metal fixing plate 10 is in one-piece connection with stern pipe, the metal fixing plate 10 with
Stern transom plate 3 is fixed by bolts, and the metal fixing plate 10 is internally provided with and the matched spiral shell of the bolt with stern transom plate 3
Line, the bolt are provided with sealing piece 11, and the inner side of sealing piece 11 is provided with O-ring 12, the metal fixing plate
10 are provided with mounting groove 13, and the mounting groove 13 is used to install sealing ring, and metal fixing plate 10 is internally provided with stern transom plate 3
With the matched screw thread of the bolt, make bolt and metal fixing plate 10 and 3 internal engagement degree higher of stern transom plate, the bolt
Sealing piece 11 is provided with, the setting of sealing piece 11 prevents water to be externally entering in stern transom plate 3, and the inner side of sealing piece 11 is set
There is sealing ring, the metal fixing plate 10 is provided with mounting groove 13, and the mounting groove 13 is used to install sealing ring, in sealing
Sealing ring is set on the basis of piece 11, makes the sealing system of the structure more preferable, more effectively prevents from seeping water.
The sealing ring is O-ring 12.
Rubber sheet gasket 14 is provided between the stern transom plate 3 and metal fixing plate 10, increase stern transom plate 3 is fixed with metal
Leakproofness between plate 10.
PE webs 15 are set between the stern transom plate 3 and rubber sheet gasket 14, and described 3 the inner of stern transom plate is provided with metal
The setting of liner plate 16, PE webs 15 and metal backing 16 makes structure stability when mounted and intensity more preferable.
The metal fixing plate 10 is integrally formed with stern pipe by the way of welding.
The upper end of the outer end cap 8 is provided with outer plate flange 17, close between the outer plate flange 17 and outer end cap 8
Sealing piece 18.
The outer plate flange 17 and 4 contact jaw of stern tube shaft are in rounded corner.
The stern pipe rear and front end is connected by self-aligning roller bearing 19 with front and rear stern tube shaft 4, using self-aligning roller bearing 19
Avoid the problem that bearing is killed because generating heat to Disalignment when creep occurs for hull.
The inner of the stern tube shaft 4 is connected with gear-box 6 again by shaft coupling 21, is provided between the shaft coupling 21
Universal joint 20, when avoiding hull using universal joint 20 creep occur, the problem of shafting alignment is bad.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of rotational moulding ship stern pipe of water-impervious, including tube body（1）, the tube body（1）It is interior through interior bulkhead（2）,
Outside through stern transom plate（3）, the tube body（1）Inside is used to set stern tube shaft（4）, tube body（1）With stern tube shaft（4）Between set
Bearing, the stern tube shaft（4）Outer end is connected with propeller（5）, inner and gear-box（6）Connection, the tube body（1）With stern
Axis（4）Between inside and outside both ends be respectively arranged with inner end cap（7）, outer end cap（8）, the inner end cap（7）, outer end cap（8）With stern
Axis（4）Between set seal（9）, metal fixing plate is provided with outside the stern pipe（10）, the metal fixing plate（10）
It is in one-piece connection with stern pipe, the metal fixing plate（10）With stern transom plate（3）It is fixed by bolts, it is characterised in that：Institute
The metal fixing plate stated（10）With stern transom plate（3）It is internally provided with and is set with the matched screw thread of the bolt, the bolt
There is sealing piece（11）, the sealing piece（11）Inner side is provided with sealing ring, the metal fixing plate（10）It is provided with installation
Groove（13）, the mounting groove（13）For installing sealing ring.
2. the rotational moulding ship stern pipe of water-impervious according to claim 1, it is characterised in that：The stern transom plate（3）With metal
Fixed plate（10）Between be provided with rubber sheet gasket（14）.
3. the rotational moulding ship stern pipe of water-impervious according to claim 2, it is characterised in that：The stern transom plate（3）With rubber
Gasket（14）Between set PE webs（15）.
4. the rotational moulding ship stern pipe of water-impervious according to claim 3, it is characterised in that：The stern transom plate（3）The inner is set
It is equipped with metal backing（16）.
5. the rotational moulding ship stern pipe of water-impervious according to claim 1, it is characterised in that：The metal fixing plate（10）With
Stern pipe is integrally formed by the way of welding.
6. the rotational moulding ship stern pipe of water-impervious according to claim 1, it is characterised in that：The outer end cap（8）Upper end set
It is equipped with outer plate flange（17）, the outer plate flange（17）With outer end cap（8）Between be equipped with sealed film（18）.
7. the rotational moulding ship stern pipe of water-impervious according to claim 6, it is characterised in that：The outer plate flange（17）With
Stern tube shaft（4）Contact jaw is in rounded corner.
8. the rotational moulding ship stern pipe of water-impervious according to claim 1, it is characterised in that：The stern pipe rear and front end passes through tune
Heart roller bearing（19）With front and rear stern tube shaft（4）Connection.
9. the rotational moulding ship stern pipe of water-impervious according to claim 1, it is characterised in that：The stern tube shaft（4）The inner lead to
Cross shaft coupling（21）Again with gear-box（6）Connection, the shaft coupling（21）Between universal joint is installed（20）.
10. the rotational moulding ship stern pipe of water-impervious according to claim 1, it is characterised in that：The sealing ring is O-ring
（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475895.4A CN108001661A (en) | 2017-12-29 | 2017-12-29 | The rotational moulding ship stern pipe of water-impervious |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711475895.4A CN108001661A (en) | 2017-12-29 | 2017-12-29 | The rotational moulding ship stern pipe of water-impervious |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108001661A true CN108001661A (en) | 2018-05-08 |
Family
ID=62048872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711475895.4A Pending CN108001661A (en) | 2017-12-29 | 2017-12-29 | The rotational moulding ship stern pipe of water-impervious |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108001661A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1418304A (en) * | 1972-12-20 | 1975-12-17 | Hutchinson S | Apparatus for sealing stern tubes of ships |
| JP2003112690A (en) * | 2001-10-04 | 2003-04-15 | Mitsubishi Heavy Ind Ltd | Seal structure of transom flange |
| US20040092178A1 (en) * | 2002-11-12 | 2004-05-13 | Creighton Timothy Patrick | Propeller drive shaft mounting support unit for an inboard drive marine vessel and method of forming same |
| KR101044346B1 (en) * | 2010-12-07 | 2011-06-29 | 박영섭 | Stern tube sealing device |
| CN106741799A (en) * | 2017-01-09 | 2017-05-31 | 宜昌东江造船有限公司 | Trailing axle and tube peculiar to vessel and installation method |
| CN207683758U (en) * | 2017-12-29 | 2018-08-03 | 浙江澳利亚船艇有限公司 | The rotational moulding ship stern pipe of water-impervious |
-
2017
- 2017-12-29 CN CN201711475895.4A patent/CN108001661A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1418304A (en) * | 1972-12-20 | 1975-12-17 | Hutchinson S | Apparatus for sealing stern tubes of ships |
| JP2003112690A (en) * | 2001-10-04 | 2003-04-15 | Mitsubishi Heavy Ind Ltd | Seal structure of transom flange |
| US20040092178A1 (en) * | 2002-11-12 | 2004-05-13 | Creighton Timothy Patrick | Propeller drive shaft mounting support unit for an inboard drive marine vessel and method of forming same |
| KR101044346B1 (en) * | 2010-12-07 | 2011-06-29 | 박영섭 | Stern tube sealing device |
| CN106741799A (en) * | 2017-01-09 | 2017-05-31 | 宜昌东江造船有限公司 | Trailing axle and tube peculiar to vessel and installation method |
| CN207683758U (en) * | 2017-12-29 | 2018-08-03 | 浙江澳利亚船艇有限公司 | The rotational moulding ship stern pipe of water-impervious |
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