CN206871334U - The overhanging crankshaft holder of ship and apply its ship - Google Patents
The overhanging crankshaft holder of ship and apply its ship Download PDFInfo
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- CN206871334U CN206871334U CN201720303154.7U CN201720303154U CN206871334U CN 206871334 U CN206871334 U CN 206871334U CN 201720303154 U CN201720303154 U CN 201720303154U CN 206871334 U CN206871334 U CN 206871334U
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- hydrofoil
- attached
- overhanging
- attached body
- ship
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Abstract
The utility model discloses a kind of overhanging crankshaft holder of ship and applies its ship, the overhanging crankshaft holder of ship includes support ring and the rack body of the connection support ring and hull that alternative is set on tailing axle, and the attached body of hydrofoil for protruding from the rack body is provided with the rack body.By setting the attached body of hydrofoil in this programme, Wake Field is influenceed by it, the propulsive efficiency of propeller is improved, stern flow field energy is also sufficiently make use of while making Wake Field uniform, realize the effect of energy-saving and emission-reduction.
Description
Technical field
The utility model shipbuilding technical field, more particularly to a kind of overhanging crankshaft holder of ship and apply its ship
Oceangoing ship.
Background technology
Stern tube shaft is in the field of business to be tailing axle, tailing axle one end connection propeller, other end tooth connection roller box or shaft coupling again with hair
Motivation is connected.One end of tailing axle connection propeller needs to stretch out hull, therefore is necessarily required to be formed vacantly, it is therefore desirable to by setting
Meter support meanss support the operation that can ensure that it is stable.Support meanss need to connect hull and tailing axle simultaneously,
The Wake Field at support meanss rear is uneven when in water, influences the propulsive efficiency of propeller, thus need badly provide one kind can
Overcome the overhanging crankshaft holder of ship of above mentioned problem.
Utility model content
The utility model solve technical problem be：Improve the flow fields environment at crankshaft holder rear, improve pushing away for propeller
Enter efficiency.
To use following technical scheme up to this purpose, the utility model：
On the one hand, there is provided a kind of overhanging crankshaft holder of ship, including the alternative support ring being set on tailing axle and
Connect the rack body of the support ring and hull, be provided with the rack body protrude from the rack body hydrofoil it is attached
Body.
As a kind of optimal technical scheme of the described overhanging crankshaft holder of ship, the rack body is distinguished including both ends
The support ring and the first support link and the second support link of hull are connected, it is described to there is the attached body of hydrofoil to be arranged on described
In one support link and/or second support link.
As a kind of optimal technical scheme of the described overhanging crankshaft holder of ship, the attached body of hydrofoil is multiple to be multiple
The attached body of hydrofoil is arranged in first support link simultaneously, or, multiple attached bodies of the hydrofoil are arranged on described the simultaneously
In two support links, or, multiple attached bodies of the hydrofoil are separately positioned on second support link and second support link
On.
As a kind of optimal technical scheme of the described overhanging crankshaft holder of ship, the structure phase of multiple attached bodies of hydrofoil
It is same or different.
As a kind of optimal technical scheme of the described overhanging crankshaft holder of ship, first support link and described the
Setting in a certain angle between two support links, the curved list structure of the attached body of hydrofoil, the attached body length direction of hydrofoil
On both ends connect first support link and second support link respectively.
As a kind of optimal technical scheme of the described overhanging crankshaft holder of ship, the attached body of hydrofoil includes some segmentations
Attached body, the relative position between the attached bodies of some segmentations is adjustable.
As a kind of optimal technical scheme of the described overhanging crankshaft holder of ship, the attached body of hydrofoil is rigid structure,
It is fixedly connected with the rack body or movable connection.
As a kind of optimal technical scheme of the described overhanging crankshaft holder of ship, the attached body of hydrofoil comprises at least and branch
The attached body Part I of frame body connection and the attached body Part II away from the rack body, the attached body Part I phase
Can relative to the attached body Part I for rack body fixed setting or movable setting, the attached body Part II
Activity is set.
As a kind of optimal technical scheme of the described overhanging crankshaft holder of ship, the attached body of hydrofoil and the support sheet
The position of body phase connection is provided with transition arc.
On the other hand, there is provided a kind of ship, its overhanging tailing axle is carried out using the overhanging crankshaft holder of ship as described above
Support.
The beneficial effects of the utility model are：By setting the attached body of hydrofoil in this programme, Wake Field is influenceed by it, improved
The propulsive efficiency of propeller, stern flow field energy is also sufficiently make use of while making Wake Field uniform, realizes energy-saving and emission-reduction
Effect.
Brief description of the drawings
The utility model is described in further detail below according to drawings and examples.
Fig. 1 is the overhanging crankshaft holder schematic diagram of ship described in the utility model embodiment one.
Fig. 2 is the overhanging crankshaft holder schematic diagram of ship described in the utility model embodiment two.
Fig. 3 is the overhanging crankshaft holder schematic diagram of ship described in the utility model embodiment three.
Fig. 4 is the overhanging crankshaft holder schematic diagram of ship described in the utility model embodiment four.
Fig. 5 is the overhanging crankshaft holder schematic diagram of ship described in the utility model embodiment five.
Fig. 6 is the overhanging crankshaft holder schematic diagram of ship described in the utility model embodiment six.
In Fig. 1：
100th, support ring；110th, rack body；120th, the attached body of hydrofoil；
In Fig. 2：
200th, support ring；210th, rack body；211st, the first support link；212nd, the second support link；220th, hydrofoil is attached
Body；
In Fig. 3：
300th, support ring；310th, rack body；311st, the first support link；312nd, the second support link；320th, hydrofoil is attached
Body；
In Fig. 4：
400th, support ring；410th, rack body；411st, the first support link；412nd, the second support link；420th, hydrofoil is attached
Body；421st, it is segmented attached body；
In Fig. 5：
500th, support ring；510th, rack body；511st, the first support link；512nd, the second support link；520th, hydrofoil is attached
Body；521st, flank；
In Fig. 6：
600th, support ring；610th, rack body；620th, the attached body of hydrofoil；621st, attached body Part I；622nd, attached body second
Point.
Embodiment
It is clearer for the technical scheme and the technique effect that reaches that make technical problem that the utility model solves, use,
The technical scheme of the utility model embodiment is described in further detail below in conjunction with accompanying drawing, it is clear that described reality
It is only the utility model part of the embodiment to apply example, rather than whole embodiments.Based on the embodiment in the utility model,
The every other embodiment that those skilled in the art are obtained under the premise of creative work is not made, it is new to belong to this practicality
The scope of type protection.
In description of the present utility model, unless otherwise clearly defined and limited, term " connected ", " connection ", " Gu
It is fixed " it should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
" under " can directly be contacted including the first and second features, it is not directly to contact but lead to that can also include the first and second features
The other characterisation contact crossed between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " including fisrt feature immediately below second feature and obliquely downward, or only
Represent that fisrt feature level height is less than second feature.
Embodiment one：
As shown in figure 1, in the present embodiment, a kind of overhanging crankshaft holder of ship described in the utility model, including it is optional
Selecting property is set in support ring 100 and the connection support ring 100 and the rack body 110 of hull, the support on tailing axle
The attached body 120 of hydrofoil for protruding from the rack body 110 is provided with body 110.
After flowing through rack body 110 due to liquid Wake Field caused by its rear can be made uneven, by setting in this programme
The attached body 120 of hydrofoil is put, Wake Field is influenceed by it, improves the propulsive efficiency of propeller, it is also abundant while making Wake Field uniform
The effect that make use of stern flow field energy, realize energy-saving and emission-reduction.
The rack body 110 is in rigid laminated structure or rod-like structure, it is preferred that in the present embodiment in order to reduce
The influence of support stream field and ensure its rigidity, rack body 110 is shaft-like, and its cross section is oval, the ellipse
Length direction of the long axis direction along hull set.
Certainly, the structure of rack body 110 is not limited to the mode described in the present embodiment, may be used also in other embodiments
It is actually needed with basis and the structure of rack body 110 is adjusted, in favor of realizes its fixing function and being easy to the attached body of hydrofoil
120 installation.
Embodiment two：
As shown in Fig. 2 in the present embodiment, a kind of overhanging crankshaft holder of ship described in the utility model, including it is optional
Selecting property is set in support ring 200 and the connection support ring 200 and the rack body 210 of hull, the support on tailing axle
The attached body 220 of hydrofoil for protruding from the rack body 210 is provided with body 210.
A kind of specific restriction is carried out to the structure of rack body 210 in the present embodiment, the rack body 210 includes two
End connects the support ring 200 and the first support link 211 and the second support link 212 of hull respectively, described to have hydrofoil
Attached body 220 is arranged in first support link 211 and second support link 212.
The set location of the attached body 220 of hydrofoil is not limited to situation described in the present embodiment, in other embodiments institute
Can also be individually arranged in first support link 211 or individually be arranged on by stating the attached body 220 of hydrofoil by described second
On supporting rod 212, specific set location and set-up mode need to be adjusted according to the flow field of correspondence position.
Specifically, it is in a clamp between the first support link 211 and second support link 212 described in the present embodiment
Angle is set, so that the rack body 210 is in A font structures, the attached 220 curved list structure of body of hydrofoil, the hydrofoil
Both ends on the attached length direction of body 220 connect first support link 211 and second support link 212 respectively.
Meanwhile in order to further improve hydrodynamic performance, avoid producing negative pressure, in the attached body 220 of the hydrofoil and the branch
The position that frame body 210 is connected is provided with transition arc.
In specific implementation process based on existing design, using CFD (English full name (Computational Fluid
Dynamics), i.e. computational fluid dynamics, is a hydromechanical branch, abbreviation CFD) simulation calculates, draw rack body
Information of flow near 210, according to information of flow, the excessive circular form of connection is designed, fills the position for being unfavorable for flow field.
Embodiment three：
As shown in figure 3, in the present embodiment, a kind of overhanging crankshaft holder of ship described in the utility model, including it is optional
Selecting property is set in support ring 400 and the connection support ring 400 and the rack body 310 of hull, the support on tailing axle
The attached body 320 of hydrofoil for protruding from the rack body 310 is provided with body 310.
The rack body 310 is in rigid laminated structure or rod-like structure, it is preferred that in the present embodiment in order to reduce
The influence of support stream field and ensure its rigidity, rack body 310 is shaft-like, and its cross section is oval, the ellipse
Length direction of the long axis direction along hull set.
Exemplified by equally using A font supporting structures in the present embodiment, specifically, the rack body 310 includes both ends point
The support ring 400 and the first support link 311 and the second support link 312 of hull are not connected, it is described to have the attached body of hydrofoil
320 are arranged in first support link 311 and second support link 312.
The attached body 320 of the hydrofoil described in actual application can be multiple, and multiple attached bodies 320 of hydrofoil can be set simultaneously
Put in first support link 311, or, the attached body 320 of multiple hydrofoils is arranged on second support link 312 simultaneously
On, or, the attached body 320 of multiple hydrofoils is separately positioned on second support link 312 and second support link 312
On.
Use the attached body 320 of hydrofoil for six in first support link 311 and second support in the present embodiment
The structure of three is respectively arranged with connecting rod 312.
The length and specific flow field that each the quantity of the attached body 320 of hydrofoil in support link can be according to support link
Situation is adjusted, such as the quantity of the attached body 320 of hydrofoil can be more or less, the distance between adjacent attached body 320 of hydrofoil
Can be the same or different, at the same the distance between attached body 320 of adjacent hydrofoil can also be arranged to it is adjustable, in different ships
Suitably adjusted under oceangoing ship running environment, make its guarantee that there is optimal using effect, improve versatility.
Example IV：
As shown in figure 4, in the present embodiment, a kind of overhanging crankshaft holder of ship described in the utility model, including it is optional
Selecting property is set in support ring 400 and the connection support ring 400 and the rack body 410 of hull, the support on tailing axle
The attached body 420 of hydrofoil for protruding from the rack body 410 is provided with body 410.
The rack body 410 include both ends connect respectively the first support link 411 of the support ring 400 and hull with
And second support link 412, described have that the attached body 420 of hydrofoil is arranged on first support link 411 and second support connects
On bar 412.
Setting in a certain angle between first support link 411 and second support link 412, so that the branch
Frame body 410 is in A font structures, the attached 420 curved list structure of body of hydrofoil, including some attached bodies 421 of segmentation, if described
Relative position between the dry attached body 421 of segmentation is adjustable, and the both ends on the attached length direction of body 420 of hydrofoil connect described the respectively
One support link 411 and second support link 412.
It is attached by adjusting adjacent sectional by the way that the attached body 420 of hydrofoil is made up of some attached bodies 421 of segmentation in the present embodiment
Position between body 421 can change the arc curvature of the attached body 420 of hydrofoil of curved structure, situation about being changed in flow field
It is controlled down, is adjusted and stream field by changing the arc curvature of arcuate structure.
Embodiment five：
As shown in figure 5, in the present embodiment, a kind of overhanging crankshaft holder of ship described in the utility model, including it is optional
Selecting property is set in support ring 500 and the connection support ring 500 and the rack body 510 of hull, the support on tailing axle
The attached body 520 of hydrofoil for protruding from the rack body 510 is provided with body 510.
The rack body 510 include both ends connect respectively the first support link 511 of the support ring 500 and hull with
And second support link 512, described have that the attached body 520 of hydrofoil is arranged on first support link 511 and second support connects
On bar 512.
Specifically, the attached body 520 of the hydrofoil is rigid structure in the present embodiment, it is movable with the rack body 510
Connection.The connected mode of the attached body 520 of hydrofoil and rack body 510 is not limited to movable connection, in other embodiments water
The attached body 520 of the wing can also be attached with rack body 510 by way of being fixedly connected.
The first support link 511 and the cylindrical structure of second support link 512, described described in the present embodiment
The attached body 520 of hydrofoil is the hydrofoil piece being set in first support link 511 and second support link 512, described
Hydrofoil piece has from the rack body direction to the flank 521 away from rack body direction extension.
Flank 521 can be swung relative to the rack body in use, so as to preferably adapt to flow field
Change is controlled.
Embodiment six：
As shown in fig. 6, in the present embodiment, a kind of overhanging crankshaft holder of ship described in the utility model, including it is optional
Selecting property is set in support ring 600 and the connection support ring 600 and the rack body 610 of hull, the support on tailing axle
The attached body 620 of hydrofoil for protruding from the rack body 610 is provided with body 610.
Specifically, the attached body 620 of hydrofoil described in the present embodiment includes the attached body Part I being connected with rack body 610
621 and away from the rack body 610 attached body Part II 622, the attached body Part I 621 is relative to the support
Body 610 is fixedly installed, and the attached body Part II 622 is relative to the attached 621 movable setting of body Part I.
Certainly, the setting relation between the attached body Part I 621 and rack body 610 is not limited to the present embodiment
Described situation, in other embodiments the attached body Part I 621 movable between rack body 610 can also set
Put, while be also movable setting between attached body Part II 622 and attached body Part I 621.
By the way that the attached body 620 of hydrofoil is arranged into attached body Part I 621 and attached body Part II 622, and cause attached body the
It can be movable relatively, can be obtained in terms of adapting to and controlling flow field preferably between a part 621 and attached body Part II 622
Effect.
Embodiment seven：
A kind of ship is provided in the present embodiment, its overhanging tailing axle entered using the overhanging crankshaft holder of ship as described above
Row support.
In description herein, it is to be understood that term " on ", " under ", " right side ", etc. orientation or position relationship be based on
Orientation shown in the drawings or position relationship, it is for only for ease of description and simplifies operation, rather than indicates or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.In addition, term " first ", " second ", are used only for being distinguish between in description, not special implication.
In the description of this specification, the description of reference term " embodiment ", " example " etc. means to combine the embodiment
Or specific features, structure, material or the feature of example description are contained at least one embodiment or example of the present utility model
In.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, retouch
Specific features, structure, material or the feature stated can be in any one or more embodiments or example with suitable side
Formula combines.
Technical principle of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With new principle, and the limitation to scope of protection of the utility model can not be construed in any way.Based on explanation herein,
Those skilled in the art, which would not require any inventive effort, can associate other embodiments of the present utility model,
These modes are fallen within the scope of protection of the utility model.
Claims (8)
1. a kind of overhanging crankshaft holder of ship, it is characterised in that support ring and the company being set in including alternative on tailing axle
The rack body of the support ring and hull is connect, the attached body of hydrofoil for protruding from the rack body is provided with the rack body
The rack body connects the support ring and the first support link and the second support link of hull, institute respectively including both ends
State the attached body of hydrofoil to be arranged in first support link and/or second support link, the attached body of hydrofoil is more to be multiple
The individual attached body of the hydrofoil is arranged in first support link simultaneously, or, multiple attached bodies of the hydrofoil be arranged on simultaneously it is described
In second support link, or, multiple attached bodies of the hydrofoil are separately positioned on second support link and second support connects
On bar.
2. the overhanging crankshaft holder of ship according to claim 1, it is characterised in that the structure phase of multiple attached bodies of hydrofoil
It is same or different.
3. the overhanging crankshaft holder of ship according to claim 1, it is characterised in that first support link and described the
Setting in a certain angle between two support links, the curved list structure of the attached body of hydrofoil, the attached body length direction of hydrofoil
On both ends connect first support link and second support link respectively.
4. the overhanging crankshaft holder of ship according to claim 3, it is characterised in that the attached body of hydrofoil includes some segmentations
Attached body, the relative position between the attached bodies of some segmentations is adjustable.
5. the overhanging crankshaft holder of ship according to claim 1, it is characterised in that the attached body of hydrofoil is rigid structure,
It is fixedly connected with the rack body or movable connection.
6. the overhanging crankshaft holder of ship according to claim 1, it is characterised in that the attached body of hydrofoil comprises at least and branch
The attached body Part I of frame body connection and the attached body Part II away from the rack body, the attached body Part I phase
Can relative to the attached body Part I for rack body fixed setting or movable setting, the attached body Part II
Activity is set.
7. the overhanging crankshaft holder of ship according to claim 1, it is characterised in that the attached body of hydrofoil and the support sheet
The position of body phase connection is provided with transition arc.
8. a kind of ship, it is characterised in that using the overhanging crankshaft holder of ship any one of claim 1 to 7 to it
Overhanging tailing axle is supported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303154.7U CN206871334U (en) | 2017-03-24 | 2017-03-24 | The overhanging crankshaft holder of ship and apply its ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303154.7U CN206871334U (en) | 2017-03-24 | 2017-03-24 | The overhanging crankshaft holder of ship and apply its ship |
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| Publication Number | Publication Date |
|---|---|
| CN206871334U true CN206871334U (en) | 2018-01-12 |
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| CN201720303154.7U Active CN206871334U (en) | 2017-03-24 | 2017-03-24 | The overhanging crankshaft holder of ship and apply its ship |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106828857A (en) * | 2017-03-24 | 2017-06-13 | 广船国际有限公司 | The overhanging crankshaft holder of ship and apply its ship |
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2017
- 2017-03-24 CN CN201720303154.7U patent/CN206871334U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106828857A (en) * | 2017-03-24 | 2017-06-13 | 广船国际有限公司 | The overhanging crankshaft holder of ship and apply its ship |
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