CN107108005A - Protective device for sealing of stern tube of propeller-driven ship - Google Patents

Protective device for sealing of stern tube of propeller-driven ship Download PDF

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Publication number
CN107108005A
CN107108005A CN201580053984.2A CN201580053984A CN107108005A CN 107108005 A CN107108005 A CN 107108005A CN 201580053984 A CN201580053984 A CN 201580053984A CN 107108005 A CN107108005 A CN 107108005A
Authority
CN
China
Prior art keywords
ring
protection device
propeller hub
section
propeller
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
Application number
CN201580053984.2A
Other languages
Chinese (zh)
Inventor
N.贝彻
W.布兰特
C.范高夫
J.戈茨
D.哈默施密特
A.科涅奇
F.梅尼格
C.普赖斯勒
M.鲁施
M.弗拉格
L.齐门
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SKF Marine GmbH
SKF AB
Original Assignee
SKF Blohm and Voss Industries GmbH
SKF AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SKF Blohm and Voss Industries GmbH, SKF AB filed Critical SKF Blohm and Voss Industries GmbH
Publication of CN107108005A publication Critical patent/CN107108005A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H23/00Transmitting power from propulsion power plant to propulsive elements
    • B63H23/32Other parts
    • B63H23/321Bearings or seals specially adapted for propeller shafts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H5/00Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/16Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in recesses; with stationary water-guiding elements; Means to prevent fouling of the propeller, e.g. guards, cages or screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2221/00Methods and means for joining members or elements
    • B63B2221/08Methods and means for joining members or elements by means of threaded members, e.g. screws, threaded bolts or nuts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H23/00Transmitting power from propulsion power plant to propulsive elements
    • B63H23/32Other parts
    • B63H23/321Bearings or seals specially adapted for propeller shafts
    • B63H2023/327Sealings specially adapted for propeller shafts or stern tubes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Sealing Of Bearings (AREA)
  • Sealing Devices (AREA)
  • Gasket Seals (AREA)
  • Prevention Of Electric Corrosion (AREA)

Abstract

The invention relates to a protective device for a stern tube seal (1) of a propeller-driven vessel, wherein an open intermediate space is left between the stern tube (2) and the propeller hub (3), said intermediate space being covered by a tubular protective cover (4) concentric to the propeller hub, said protective cover (4) being fixedly anchored to the stern tube (2) on the one hand, and extending over the propeller hub (3) on the other hand, leaving an annular gap (5), wherein a ring (6) concentric to the propeller hub (3) and having a radial cross-section configured in a U-shape is arranged inside the protective cover (4) in the intermediate space between the stern tube (2) and the propeller hub (3), the U-shaped opening of the ring (6) being directed radially outwards. In order to provide an easy to handle and cost-effective solution, the invention provides that the ring (6) at least partially consists of a material (B) having a pourable consistency at room temperature (T ═ 20 ℃).

Description

The sealed protection device of the stern pipe of ship is driven for propeller
Technical field
The present invention relates to a kind of protection device of the stern seals of the ship driven for propeller, wherein in stern pipe and Unlimited intermediate space is left between propeller hub, the intermediate space is by the tubulose protection cap (rope concentric with propeller hub Rope protector) cover, on the one hand the protection cap regularly anchors to stern pipe, on the other hand extends above propeller hub, stays Lower annular gap, it is concentric and radially cut with propeller hub wherein in intermediate space between stern pipe and propeller hub The ring of surface construction into U-shaped is arranged on inside protection cap, and the ring U-shaped opening is radially outward directed.
Background technology
Known a kind of protection device of the above-mentioned type from DE3718419C2.Accordingly, net protector is installed on ship, For protecting stern seals and bearing.Typically directly flange is arranged on driving propeller the net protector.If net and rope Rope is in water, then they are rolled-up due to the U-shaped geometry of protector and are received in U-shaped design, Zhi Daojin Row is safeguarded, in the maintenance, realizes the removal of net and rope.
Here, ring sets relative to annular gap and determines size so that setline, fishing net may pass through annular gap The end of the similar rope shape structure entered becomes trapped and rolled.
By the major diameter of ring discussed, in used material (being generally used for the aluminium bronze of this purpose), in system Make in method and work in-process, produce relatively high cost, induce the operator of ship to omit net protector sometimes.This Outside, exist and cause the processing of ring, install and safeguard complicated high weight.Certainly, it is the ring to omit net protector, and ship is pushed away Enter there is very big danger.
In order that it is ring to be attached rope protector with screw, sectional hole patterns are needed in the ring installed for flange, the hole pattern Case changes according to ship or corresponding application.Therefore, according to applicable cases, shortly before the conveying or installation of net protector Introduction hole.
The content of the invention
The purpose of the present invention is a kind of stern seal of tube for the ship for being used for propeller driving for further developing the above-mentioned type The protection device of part, so as to avoid described shortcoming.It thus provides a kind of be easily handled and cost-effective solution. Therefore, the manufacture and its installation of net protector be able to should be simplified.
The solution of the purpose of the present invention is characterised by, ring is at least in part by can under room temperature (T=20 DEG C) Constituted with the material with dumpable denseness.It is preferred herein to consider concrete, particularly cast mineral.
Here, ring preferably includes at least two ring regions section, wherein each ring region section extends on the angle of circumference of restriction, and And its Central District section is preferably interconnected.It is particularly preferred that providing form ring two, three, four, five or six herein Individual ring region section.
Here, ring region section can use centring element to orient relative to each other;Centring element is preferably by positioned at circumference side The complementary contours of the end regions of upward ring region section are formed.
Ring or ring region section are preferably used mode connects for screw and are attached to propeller hub or protection cap.It is therefore advantageous that such as Fruit insertion part is arranged in ring region section, and the insertion part is passed through by least one screw.Here insertion part is preferably extremely Partially surrounded by the material of ring.
Material preferably includes filler material and adhesive and optional additive, and wherein filler material preferably has 80% to 95% part by weight, wherein adhesive preferably have 5% to 20% part by weight, and wherein adhesive is preferred Ground includes resin particularly epoxy resin and curing agent particularly amine hardener.The all components of material have 100% together Weight.
It is furthermore possible to also provide reinforcing fiber is added in material, particularly glass fibre, carbon fiber or metallic fiber.
As mentioned, reinforcing fiber can be added in ring.In addition to the fiber being previously mentioned, these are also understood It is to include reinforcing bar, net, enhancing iron, cage, steel mesh and similar element, such as is also used with normal concrete.Net can also be combined Into material.
Concrete is the mixture of cement, aggregate and mixing water;Concrete additive and concrete admixture are also optional Ground includes.Cement serves as adhesive other components keep together.The intensity of concrete by being absorbed in water under cement The crystallization of clinker particles is produced.
The fiber being made up of steel, plastics, carbon or glass can be added in concrete to obtain fiber concrete.
With normal concrete on the contrary, cast mineral (also referred to as polymer concrete) includes what aggregation kept together Polymer, i.e., as the plastic material of adhesive.Cement is used for cast mineral, if any, be only used as filler, and assumes do not have Combine effect.Most widely used polymer substrate for cast mineral is unsaturated polymer resin.
In its application field, mineral concrete has more preferable mechanically and chemically performance more notable than cement concrete.This A little hardening of resin times can by using catalyst and the amount of curing agent set.Epoxy resin is preferably used as poly- Compound, i.e., as adhesive, to produce good damping property.
In general, all material can be used for implement proposed can " cold " casting design, i.e., in room temperature (20 DEG C) under can have dumpable denseness material.
Therefore, the invention provides a kind of effective netted guard member for marine drive, particularly cast by mineral Part is made.Here ring can be a part or segmentation.Various geometric separation shapes can be realized with section (or section), so as to Complete ring is accurately connected into section;However, it is not critically important for the function accurately to connect.
The hole of section for being attached ring or ring can be casting together during manufacture.Here it can also use by various The built in items that material (such as stainless steel, brass, bronze, aluminium, glass fibre, carbon fibre reinforced plastic or plastics) is made is (embedding Body).Inlay can be designed differently, and for the power transmission from screw, and prevent the peeling of cast mineral.Furthermore, it is possible to Other inlay is casting together, such as screw-thread bush and bolt.
In order to consider different sectional hole patterns and in order to only cover this sectional hole patterns as much as possible with a mould, exist with Lower method:
First, groove inlay has proven to successfully.These inlays can be arranged to straight or curved kidney shape (i.e. in circle With or without radius in circumferential direction).They are introduced into cast mineral and can especially cast.
Inlay is also configured as solid material inlay.In this case, they are by solid material (such as bronze, Huang Copper, stainless steel, plastics) it is made;They are casting together during the casting of ring or ring region section.Then, according to the specification of client, By drilling, after ring or ring region section are removed from mould, sectional hole patterns can be introduced directly into solid material inlay.This Appropriate geometry must be had by planting inlay, to be anchored at securely in cast mineral.
Eccentric inlay is also possible.Hole is prejudicially incorporated into the inlay;Inlay can be in the way of sliding bearing Construction.By the part for rotating inlay, thus it is possible to vary the position in hole, and it is consequently adapted to required connection geometry.
Cast mineral only has aluminium bronze density, and (it is 8.6g/cm3) about a quarter.Thus significant weight is caused Mitigate and therefore bring the advantage of ring or processing and the installation of its section.With reference to segmentation, processing and the advantage increase installed.It is existing It can install manually.Which save the use of crane, lifting and assembly tool, and reduce time loss.
Various modifications for end user are kept, but are substantially reduced for the manufacturer of ring.By in introducing Inlay is stated, can be only with a mold work, and still replicate the different sectional hole patterns of full breadth.Result be save cost and Time.
Therefore, the material aluminium bronze used so far is replaced to produce significant cost advantage using cast mineral.
Brief description of the drawings
The exemplary embodiment of the present invention is depicted in the accompanying drawings.
Fig. 1 shows the protection device of the stern seals for marine drive with radial section, and it includes ring-shaped Netted guard member,
Fig. 2 shows ring (netted guard member) according to a first embodiment of the present invention with radial section,
Fig. 3 shows the radial section and front view of the ring according to Fig. 2,
Fig. 4 shows the radial section of ring according to another embodiment of the present invention,
Fig. 5 shows the radial section of ring according to another embodiment of the present invention,
Fig. 6 shows the front view of the ring region section as the part of ring according to another embodiment of the present invention,
Fig. 7 shows the front view of four ring regions section according to Fig. 6, and they form ring together,
Fig. 8 a, Fig. 8 b and Fig. 8 c from radial direction perspective view show the joints of two adjacent ring region sections its ring circumference Shortly before being met at point,
Fig. 9 shows ring according to another embodiment of the present invention with radial section,
Figure 10 shows ring according to another embodiment of the present invention with radial section,
Figure 11 shows ring with front view, illustrated therein is inlay part,
Figure 12 shows ring with front view, illustrated therein is two grooves for attachment, and
Figure 13 shows ring with front view, illustrated therein is the eccentric insert for attachment.
Embodiment
In fig. 1, it may be seen that stern seals 1, it is implemented as multi-lip seal part and including multiple sealing lips 13, It interacts with the bushing 14 on propeller shaft 15.Bushing 14 is connected to spiral paddle wheel by one end via flange 16 Hub 3, and stretched into by the other end in stern pipe 2.
The intermediate space 17 being consequently formed is covered by tubulose protection cap 4, and on the one hand the protection cap is fixedly attached to stern pipe 2, it protrudes past propeller hub 3 to another aspect, leaves annular gap 5.
The U-shaped and ring 6 concentric with propeller hub 3 is arranged in the intermediate space 17 formed by protection cap 4, the ring 6 Radially outward opened (i.e. towards protection cap 4), and it is attached to propeller hub 3 using only schematical mode connects for screw 8 Side.Ring 6 is sized to so that in its reception space formed by U-shaped structure, can receive may be penetrated into annular Multiple winding layers of the end of setline, fishing net in gap 5 etc..Thus stern seals 1 are protected.
For details, above-mentioned DE3718419C2 may be referred to.
Importantly, according to the present invention, ring 6 under room temperature (T=20 DEG C) at least in part by having dumpable denseness Material B composition.Cast mineral is especially considered herein.
In fig. 2 it can be seen that the radial section of ring 6.As can be seen here, hole 10 is introduced into ring 6, so as to use spiral shell Ring 6 is attached to propeller hub 3 by nail 8.For assembly purposes, the mounting hole 18 flushed with hole 10 can be obtained, for passing through Proper implements.
From figure 3, it can be seen that ring 6 is it is so structured that single piece component.
The insertion part 9 being preferably formed from metal can be introduced into hole during the casting of ring 6 or be inserted into mould, To ensure the stable support for being attached ring 6.Especially, thus can avoid ring 6 material peeling.Here Fig. 4 and Fig. 5 Show two kinds of different solutions.
Constitute in figs. 6 and 7, it can be seen that ring 6 can also be by multiple sections 6 ', 6 ", 6 " ' and 6 " ", each section covers Lid circumferential segment.
In order that each section is accurately adjacent to each other in a circumferential direction and smart on a (referring to Fig. 1) in the axial direction Really position, the centring element 7 as shown in Fig. 8 a, 8b and 8c, the modification different for three can be provided.It therefore, it can lead to Measure described herein is crossed to improve the accurate axially assembling of ring region section 6 ', 6 ".
There has been described the transitional region between two ring region sections 6 ', 6 ", wherein outlining the view from radial direction. It is not flat for can be seen that joint from three views according to Fig. 8 a, 8b and 8c, but horizontal or angled (referring to figure (referring to Fig. 8 b and Fig. 8 c) 8a) or in the way of arrowhead design.The most latter two possibility being previously mentioned ensure that two adjoinings Ring region section 6 ' and 6 " accurate axially assembling so that when assembling ring region section, all parts accurately cloth relative to each other Put.
Thus cause more preferable installability, particularly only there is two sections or section.Additionally, there are section relative to that This simple possibility placed in the middle.
In fig .9, insertion part 9 is again illustrated, it casts together with the casting of ring 6 or its section.In Fig. 10, may be used To see how the insertion part 9 is pierced, so as to be attached ring 6 according to desired sectional hole patterns.
Therefore, in fig. 11 it can be seen that insertion part 9 can be provided, it includes different holes, and hence in so that in spy Screwing for ring 6 is possibly realized in the case of determining changeability.
As in fig. 12 as can be seen that changeability increase is more --- groove 11 is provided with, these grooves are configured to kidney herein Shape and hence in so that ring 6 can be tightened regularly in a simpler manner.
Therefore, Figure 13 shows another possibility:Here, insertion part is provided in the form of eccentric insert 12.Should Insert is formed in the way of sliding bearing, and can be rotated relatively to each other the ring of (referring to the arrow in Figure 13) with two. By rotating the inner ring of eccentric insert 12, therefore the position for the through hole of screw can change and be adapted to propeller hub In screwed hole.
Reference numerals list
1 stern seals
2 stern pipes
3 propeller hubs
4 protection caps (rope protector)
5 annular gaps
6 rings
6 ' ring regions section
6 " ring regions section
6 " ' ring region section
6 " " ring region section
7 centring elements
8 mode connects for screw
9 insertion parts
10 holes
11 grooves
12 eccentric inserts
13 sealing lips
14 bushings
15 propeller shafts
16 flanges
17 intermediate spaces
18 mounting holes
B materials (cast mineral/polymer concrete)
A axial directions

Claims (10)

1. a kind of protection device of the stern seals (1) of the ship driven for propeller, wherein, in stern pipe (2) and spiral Unlimited intermediate space is left between propeller hub (3), the intermediate space with the concentric tubulose of the propeller hub by protecting (4) covering is covered, the protection cap (4) is on the one hand anchored securely to the stern pipe (2), on the other hand in the propeller hub (3) extend on, leave annular gap (5), wherein, in the intermediate space between the stern pipe (2) and propeller hub (3), With propeller hub (3) is concentric and radial section is configured to ring (6) internal, the ring that is arranged on the protection cap (4) of U-shaped (6) U-shaped opening is radially outward directed,
Characterized in that,
The ring (6) under room temperature (T=20 DEG C) at least in part by having the material (B) of dumpable denseness to constitute.
2. protection device according to claim 1, it is characterised in that the material (B) is concrete, particularly mineral are cast Part.
3. protection device according to claim 1 or 2, it is characterised in that the ring (6) includes at least two ring regions section (6 ', 6 ", 6 " ', 6 " "), wherein, each ring region section (6 ', 6 ", 6 " ', 6 " ") extends beyond the angle of circumference of restriction, and wherein, The ring region section (6 ', 6 ", 6 " ', 6 " ") is preferably interconnected.
4. protection device according to claim 3, it is characterised in that two, three, four, five or six ring region sections (6 ', 6 ", 6 " ', 6 " ") ring (6) is formed.
5. the protection device according to claim 3 or 4, it is characterised in that the ring region section (6 ', 6 ", 6 " ', 6 " ") uses Centring element (7) is aligned relative to each other, wherein, the centring element (7) is preferably by the ring on circumferencial direction The complementary contours of the end regions of section (6 ', 6 ", 6 " ', 6 " ") are formed.
6. protection device according to any one of claim 1 to 5, it is characterised in that the ring (6) or ring region section (6 ', 6 ", 6 " ' propeller hub (3) or protection cap (4), 6 " ") are attached to using mode connects for screw (8).
7. protection device according to claim 6, it is characterised in that insertion part (9) is arranged on the ring (6) or ring region In section (6 ', 6 ", 6 " ', 6 " "), the insertion part (9) is passed through by least one screw (8).
8. protection device according to claim 7, it is characterised in that the insertion part (9) is described at least in part The material (B) of ring (6) is surrounded.
9. protection device according to any one of claim 1 to 8, it is characterised in that the material (B) is by packing material Constituted with adhesive and possible additive, wherein, the filler material preferably has 80% to 95% part by weight, its In, described adhesive preferably has 5% to 20% part by weight, and wherein, described adhesive is preferably special by resin It is that epoxy resin and curing agent particularly amine hardener are constituted.
10. protection device according to any one of claim 1 to 9, it is characterised in that be added to reinforcing fiber described In material (B), particularly glass fibre, carbon fiber or metallic fiber.
CN201580053984.2A 2014-11-12 2015-11-12 Protective device for sealing of stern tube of propeller-driven ship Pending CN107108005A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102014223064.0A DE102014223064B4 (en) 2014-11-12 2014-11-12 Protective device for the stern tube seal of propeller-propelled ships
DE102014223064.0 2014-11-12
PCT/EP2015/076424 WO2016075230A2 (en) 2014-11-12 2015-11-12 Protective device for the sealing of a stern tube of propeller-driven ships

Publications (1)

Publication Number Publication Date
CN107108005A true CN107108005A (en) 2017-08-29

Family

ID=54541071

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580053984.2A Pending CN107108005A (en) 2014-11-12 2015-11-12 Protective device for sealing of stern tube of propeller-driven ship

Country Status (6)

Country Link
US (1) US20170313398A1 (en)
JP (1) JP6840667B2 (en)
KR (1) KR20170088831A (en)
CN (1) CN107108005A (en)
DE (1) DE102014223064B4 (en)
WO (1) WO2016075230A2 (en)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN110203369A (en) * 2019-06-14 2019-09-06 上海外高桥造船有限公司 A kind of anti-rope shade assembly of ship sternpost

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CN111498051B (en) * 2020-04-17 2021-05-11 中船黄埔文冲船舶有限公司 Ship main engine epoxy pouring tool and using method
DE202024101993U1 (en) 2024-04-22 2024-06-05 Schottel Gmbh Cable protection

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Publication number Priority date Publication date Assignee Title
CN110203369A (en) * 2019-06-14 2019-09-06 上海外高桥造船有限公司 A kind of anti-rope shade assembly of ship sternpost

Also Published As

Publication number Publication date
DE102014223064B4 (en) 2019-07-18
US20170313398A1 (en) 2017-11-02
DE102014223064A1 (en) 2016-05-12
JP6840667B2 (en) 2021-03-10
WO2016075230A3 (en) 2016-07-07
KR20170088831A (en) 2017-08-02
JP2017534524A (en) 2017-11-24
WO2016075230A2 (en) 2016-05-19

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Application publication date: 20170829