CN108331059A - A kind of gravity type anchor that constant force is provided - Google Patents
A kind of gravity type anchor that constant force is provided Download PDFInfo
- Publication number
- CN108331059A CN108331059A CN201810091211.9A CN201810091211A CN108331059A CN 108331059 A CN108331059 A CN 108331059A CN 201810091211 A CN201810091211 A CN 201810091211A CN 108331059 A CN108331059 A CN 108331059A
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- China
- Prior art keywords
- anchor
- gravity type
- constant force
- bitt
- main body
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Links
- 230000005484 gravity Effects 0.000 title claims abstract description 48
- 239000004744 fabric Substances 0.000 claims 3
- 238000010276 construction Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000002689 soil Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 241000935974 Paralichthys dentatus Species 0.000 description 3
- 235000012489 doughnuts Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention belongs to Dredging Technology fields, more particularly to a kind of gravity type anchor that constant force is provided, the gravity type anchor for providing constant force includes the anchor main body of cylinder, anchor main body periphery is fixed with horizontal-extending bitt, drawing point is cased on the bitt, the drawing point and the bitt clearance fit, the drawing point are connect with anchor chain.The present invention provides a kind of in the case of same anchor weight, significantly increase the pulling force and stability of anchor, so that gravity type anchor becomes light, simple, it is not only able to provide cutter suction dredger enough traversing pulling force, but also in the construction process, anchor, shifting anchor become easily to provide the gravity type anchor of constant force.
Description
Technical field
The invention belongs to Dredging Technology field, more particularly to a kind of gravity type anchor that constant force is provided.
Background technology
Due to dredging the expansion of Market breadth in recent years, the ground that need to be dredged is more complicated, dredges difficulty and is gradually increased, and dredges
Dredge the engineering that hard soil property (the predominantly soil properties such as rock) are frequently encountered in engineering.Tradition, which twists, inhales the traversing anchor of ship for band anchor fluke
Steel sea-anchor, this anchor is so that anchor fluke is goed deep into soil by anchor holding power, to play the role of providing traversing pulling force.It is hard excavating
When matter soil, traditional steel sea-anchor becomes no longer to be applicable in.Since soil property is hard, traditional steel sea-anchor can not make anchor fluke enter soil
In, anchor can not provide enough grips, when the traversing force effect of dredger is on anchor, will drag of anchor, move anchor phenomena such as,
The digging force of cutter suction dredger is set to be unable to give full play.
Gravity type anchor also has application in foreign countries, but provides cross due to the simple dependence frictional force of common gravity type anchor
Pulling force is moved, required anchor weight is very big, improves the difficulty that anchor in work progress moves anchor.Traditional gravity formula anchor is fixed
Point form is drawn, also reduces the pulling force of anchor very much.Related experimental study shows, the fixed gravity type anchor for drawing point, direction of pull with
When grip angle is 40 °, pulling force just reduces by 50%, since cutter suction dredger constantly advances in the construction process, the side of traversing pulling force
To being that the pulling force that continually changing therefore common gravity type anchor provides is very unstable.
Therefore, these problems are based on, provide a kind of in the case of same anchor weight, significantly increase the pulling force of anchor and steady
It is qualitative so that gravity type anchor becomes light, simple, is not only able to provide cutter suction dredger enough traversing pulling force, but also
In work progress, the gravity type anchor that anchor, shifting anchor become easily to provide constant force has important practical significance.
Invention content
The present invention provides one kind in the case of same anchor weight to solve technical problem present in known technology, greatly
The pulling force and stability for increasing anchor so that gravity type anchor becomes light, simple, be not only able to provide cutter suction dredger it is enough
Traversing pulling force, but also in the construction process, anchor moves anchor and becomes easily to provide the gravity type anchor of constant force.
The present invention is adopted the technical scheme that solve technical problem present in known technology：
A kind of gravity type anchor providing constant force, the gravity type anchor for providing constant force include the anchor master of cylinder
Body, anchor main body periphery are fixed with horizontal-extending bitt, drawing point are cased on the bitt, between the drawing point and the bitt
Gap coordinates, and the drawing point is connect with anchor chain.
The present invention can also use following technical scheme：
In the gravity type anchor of above-mentioned offer constant force, further, the bitt is annular and is fixed in institute
The periphery of anchor main body is stated, the drawing point is circle, and the drawing point is connect by otic placode with the anchor chain.
In the gravity type anchor of above-mentioned offer constant force, further, the bitt passes through support structure and anchor master
Body connects, and the support structure is in the distribution of 120 ° of interval.
In the gravity type anchor of above-mentioned offer constant force, further, the annular bitt is located at the anchor main body
Centre position.
In the gravity type anchor of above-mentioned offer constant force, further, the sole arrangement of the anchor main body has pointed tooth.
In the gravity type anchor of above-mentioned offer constant force, further, the pointed tooth presses circle distribution.
In the gravity type anchor of above-mentioned offer constant force, further, the tooth form of the pointed tooth is pyramid shape.
In the gravity type anchor of above-mentioned offer constant force, further, the pointed tooth is in radiation profile.
The invention has the advantages and positive effects that：
1, the present invention significantly increases the pulling force and stability of anchor so that gravity type anchor in the case of same anchor weight
Become light, simple, be not only able to provide cutter suction dredger enough traversing pulling force, but also in the construction process, anchor moves
Anchor becomes convenient, and the present invention has structure type simple, easy to use, provides the advantage of pulling force stabilization.
2, doughnut body of the invention design, in the construction process, traversing direction of pull is constantly changing, since circle is drawn
Point can move on annular bitt, and the direction of pulling force can not thus will produce pulling force side always by the center of gravity direction of anchor
The loss of tension brought to variation, the present invention pass through moveable round drawing point so that in the case that direction of pull changes, remain to
Constant pulling force is provided.
3, on the one hand support structure of the present invention can make bitt be fixed to each other more with anchor main body in the distribution of 120 ° of interval
It is firm, on the other hand, drawing point is allow to move in the larger context.
4, the annular bitt of the present invention is located at the centre position of the anchor main body, makes the direction of pulling force can be always by the weight of anchor
Heart direction not will produce direction of pull thus and change the loss of tension brought.
5, there is tooth form anchor bottom surface structure in the bottom surface of anchor of the present invention, increases the frictional force of anchor bottom surface.
6, pointed tooth of the present invention presses circumference, but also anchor can provide constant pulling force, therefore in direction of pull variation
The present invention not only increases the frictional force of anchor bottom surface by the anchor floor design of circumference pointed tooth, also makes frictional force will not be because
Become smaller for the variation of direction of pull, constant pulling force is provided.
Description of the drawings
Technical scheme of the present invention is described in further detail below with reference to drawings and examples, but should
Know, these attached drawings only design for task of explanation, therefore not as the restriction of the scope of the invention.In addition, except non-specifically
It points out, these attached drawings are meant only to conceptually illustrate structure construction described herein, without to be drawn to scale.
Fig. 1 is gravity type anchor overall structure vertical view of the present invention；
Fig. 2 is overall structure side view；
Fig. 3 is anchor bottom surface pointed tooth layout drawing；
Fig. 4 is anchor bottom surface pointed tooth sectional view.
In figure：
1, anchor main body, 2, annular bitt, 3, it is round draw point, 4, pointed tooth, 5, anchor chain.
Specific implementation mode
Firstly, it is necessary to which explanation, illustrates the weight for providing constant force of the present invention by by way of example below
Concrete structure, the features and advantages etc. of power formula anchor, however what all descriptions were intended merely to illustrate, without that should be understood
To form any restrictions to the present invention.In addition, the arbitrary single skill for being described by or implying in each embodiment mentioned by this paper
Art feature, or shown or implicit arbitrary single technical characteristic in the drawings, still can these technical characteristics (or its
Equivalent) between continue it is arbitrary combination or delete, to obtain may herein directly refer to the present invention more
More other embodiments.In addition, for the sake of simplifying drawing, same or like technical characteristic may only exist in the same figure
It is indicated at one.
It will be understood that, when component ' attach ' to another component when it is said that, it can be directly connected to another component or
There may be intermediate members.On the contrary, when component " being directly connected to " being arrived another component when it is said that, then it represents that middle part is not present
Part.
Fig. 1 gives gravity type anchor overall structure vertical view of the present invention, and by the way that Fig. 2 shows overall structure side views
Figure, and anchor bottom surface pointed tooth layout drawing is shown by Fig. 3, and anchor bottom surface pointed tooth sectional view is shown by Fig. 4, below
The present invention is illustrated in conjunction with Fig. 1 to Fig. 4.
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and coordinate attached drawing
Detailed description are as follows：
A kind of gravity type anchor providing constant force, the gravity type anchor for providing constant force include the anchor master of cylinder
Body 1,1 periphery of anchor main body are fixed with horizontal-extending bitt, and drawing point, the drawing point and the bitt are cased on the bitt
Clearance fit, the drawing point are connect with anchor chain 5.
It should be pointed out that the bitt is annular and is fixed in the periphery of the anchor main body 1, the drawing point is circle
Shape, the drawing point are connect by otic placode with the anchor chain 5.
The present invention significantly increases the pulling force and stability of anchor so that gravity type anchor becomes in the case of same anchor weight
It is light, simple, be not only able to provide cutter suction dredger enough traversing pulling force, but also in the construction process, anchor moves anchor
Become convenient, the present invention has structure type simple, easy to use, provides the advantage of pulling force stabilization.The doughnut body of the present invention
Design, in the construction process, traversing direction of pull is constantly changing, since circle draws point 3 that can be moved on annular bitt 2,
The direction of pulling force thus can not will produce direction of pull and change the loss of tension brought always by the center of gravity direction of anchor, this
Invention passes through moveable round drawing point 3 so that in the case that direction of pull changes, remains to provide constant pulling force.
For further, it can also consider in the present invention, the bitt is connect by support structure with anchor main body 1,
The support structure is in the distribution of 120 ° of interval.
On the one hand support structure of the present invention can make bitt be fixed to each other more with anchor main body 1 in the distribution of 120 ° of interval
It is firm, on the other hand, drawing point is allow to move in the larger context.
For further, it can also consider in the present invention, the annular bitt 2 is located at the centre of the anchor main body 1
Position.
Annular bitt 2 of the invention is located at the centre position of the anchor main body 1, makes the direction of pulling force can be always by the weight of anchor
Heart direction not will produce direction of pull thus and change the loss of tension brought.
For further, it can also consider in the present invention, the sole arrangement of the anchor main body 1 has pointed tooth 4.
There is tooth form anchor bottom surface structure in the bottom surface of anchor of the present invention, increases the frictional force of anchor bottom surface.
It should be pointed out that the pointed tooth 4 presses circle distribution.
It should be pointed out that the tooth form of the pointed tooth 4 is pyramid shape.
It should be pointed out that the pointed tooth 4 is in radiation profile.
Pointed tooth 4 of the present invention presses circumference, but also anchor can provide constant pulling force, therefore in direction of pull variation
The present invention not only increases the frictional force of anchor bottom surface by the anchor floor design of circumference pointed tooth 4, also makes frictional force will not be because
Become smaller for the variation of direction of pull, constant pulling force is provided.
As an example, in the present invention, in the construction process, the direction of anchor chain 5 is exactly the direction of pulling force, inhales ship with twisting
The process of construction is continuously increased, and the direction of pulling force changes, and circle draws point 3 that will be moved on annular bitt 2, due to anchor master
Body 1 is circular, can keep the direction of anchor chain 5 by the center of circle of anchor main body 1 always, ensures that direction of pull changes in this way
When, gravity anchor remains to provide constant pulling force.The design of pointed tooth 4 is also to take one between common steel anchor and traditional gravity anchor
Median becomes smaller two teeth of common steel anchor, becomes more so that the frictional force of the existing traditional gravity anchor of this gravity type anchor, again
The earth-grasping force for having common steel anchor, the advantages of combining two kinds of anchors.
In conclusion the present invention can provide one kind in the case of same anchor weight, the pulling force of anchor and steady is significantly increased
It is qualitative so that gravity type anchor becomes light, simple, is not only able to provide cutter suction dredger enough traversing pulling force, but also
In work progress, anchor, shifting anchor become easily to provide the gravity type anchor of constant force.
Above example describes the invention in detail, but content is only the preferred embodiment of the present invention, no
It can be believed to be used to limit the scope of the invention.Any changes and modifications in accordance with the scope of the present application,
It should still fall within the scope of the patent of the present invention.
Claims (8)
1. a kind of gravity type anchor providing constant force, it is characterised in that：The gravity type anchor for providing constant force includes circle
Cylindrical anchor main body, anchor main body periphery are fixed with horizontal-extending bitt, are cased with drawing point on the bitt, the drawing point with
The bitt clearance fit, the drawing point are connect with anchor chain.
2. the gravity type anchor according to claim 1 for providing constant force, it is characterised in that：The bitt be annular and by
It is fixed on the periphery of the anchor main body, the drawing point is circle, and the drawing point is connect by otic placode with the anchor chain.
3. the gravity type anchor according to claim 2 for providing constant force, it is characterised in that：The bitt is tied by supporting
Structure is connect with anchor main body, and the support structure is in the distribution of 120 ° of interval.
4. the gravity type anchor according to claim 3 for providing constant force, it is characterised in that：The annular bitt is located at institute
State the centre position of anchor main body.
5. the gravity type anchor according to claim 1 for providing constant force, it is characterised in that：The bottom surface cloth of the anchor main body
It is equipped with pointed tooth.
6. the gravity type anchor according to claim 5 for providing constant force, it is characterised in that：The pointed tooth is by circumference point
Cloth.
7. the gravity type anchor according to claim 6 for providing constant force, it is characterised in that：The tooth form of the pointed tooth is four
Pyramid.
8. the gravity type anchor according to claim 7 for providing constant force, it is characterised in that：The pointed tooth is in ray point
Cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810091211.9A CN108331059B (en) | 2018-01-30 | Gravity anchor for providing constant tension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810091211.9A CN108331059B (en) | 2018-01-30 | Gravity anchor for providing constant tension |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108331059A true CN108331059A (en) | 2018-07-27 |
| CN108331059B CN108331059B (en) | 2024-05-24 |
Family
ID=
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0585750A1 (en) * | 1992-08-25 | 1994-03-09 | Wilhelm Stemmer | Anchor for a ship, especially a boat, with an approximately flat-shaped fluke |
| CN1613717A (en) * | 2004-11-30 | 2005-05-11 | 天津大学 | Floating transported and sucking cylindered anchor device and its operating method |
| US20110283929A1 (en) * | 2009-08-06 | 2011-11-24 | Stewart Hardison | Mooring structure with habitat features for marine animals |
| CN202787182U (en) * | 2012-08-03 | 2013-03-13 | 华侨大学 | Novel floating anti-wave device |
| CN203005696U (en) * | 2012-12-17 | 2013-06-19 | 武汉武船海洋工程船舶设计有限公司 | Gravity anchor |
| CA2843694A1 (en) * | 2014-02-21 | 2015-08-21 | Techstar Plastics Inc. | Dock anchor |
| CN205524826U (en) * | 2016-04-07 | 2016-08-31 | 中交天津港航勘察设计研究院有限公司 | Variable gravity type box anchor device that carries of equipment |
| CN208009518U (en) * | 2018-01-30 | 2018-10-26 | 中交天津港航勘察设计研究院有限公司 | A kind of gravity type anchor that constant force is provided |
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0585750A1 (en) * | 1992-08-25 | 1994-03-09 | Wilhelm Stemmer | Anchor for a ship, especially a boat, with an approximately flat-shaped fluke |
| CN1613717A (en) * | 2004-11-30 | 2005-05-11 | 天津大学 | Floating transported and sucking cylindered anchor device and its operating method |
| US20110283929A1 (en) * | 2009-08-06 | 2011-11-24 | Stewart Hardison | Mooring structure with habitat features for marine animals |
| CN202787182U (en) * | 2012-08-03 | 2013-03-13 | 华侨大学 | Novel floating anti-wave device |
| CN203005696U (en) * | 2012-12-17 | 2013-06-19 | 武汉武船海洋工程船舶设计有限公司 | Gravity anchor |
| CA2843694A1 (en) * | 2014-02-21 | 2015-08-21 | Techstar Plastics Inc. | Dock anchor |
| CN205524826U (en) * | 2016-04-07 | 2016-08-31 | 中交天津港航勘察设计研究院有限公司 | Variable gravity type box anchor device that carries of equipment |
| CN208009518U (en) * | 2018-01-30 | 2018-10-26 | 中交天津港航勘察设计研究院有限公司 | A kind of gravity type anchor that constant force is provided |
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Country or region after: China Address after: Room 347, Chentang technology incubator, No. 17, Yujiang Road, Hexi District, Tianjin 300450 Applicant after: CCCC (Tianjin) ecological environmental protection design and Research Institute Co.,Ltd. Address before: 300461 Tianjin Binhai New Area Tianjin Port Free Trade Zone Yuejin Road shipping service center 9 building. Applicant before: CCCC TIANJIN PORT & WATERWAY PROSPECTION & DESIGN RESEARCH INSTITUTE Co.,Ltd. Country or region before: China |
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