CN102582792A - Self-balancing high holding power anchor - Google Patents
Self-balancing high holding power anchor Download PDFInfo
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- CN102582792A CN102582792A CN2012100685300A CN201210068530A CN102582792A CN 102582792 A CN102582792 A CN 102582792A CN 2012100685300 A CN2012100685300 A CN 2012100685300A CN 201210068530 A CN201210068530 A CN 201210068530A CN 102582792 A CN102582792 A CN 102582792A
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- anchor
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- adapter shaft
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- fluke
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Abstract
The invention relates to a self-balancing high holding power anchor which is convenient for use and comprises an anchor fluke and an anchor rod, wherein the anchor fluke is U-shaped, a cavity for holding a connecting shaft is arranged at the middle part of the anchor fluke, an upward opening is arranged at the middle position of the cavity, the anchor rod stretches out upwards from the opening, the anchor rod and the connecting shaft can rotate relative to the anchor fluke along the central spindle of the connecting shaft, and the high holding power anchor comprises a limiting mechanism used for limiting a rotating angle to an acute angle; the cross section of the connecting shaft is a waist shape with two up-curved ends, the dimension and the shape of the upper part of the cavity correspond to those of the upper part of the waist shape; the anchor fluke inclines after dropping to the seabed so as to facilitate the anchor rod to anchor into the sand, thereby increasing the holding power; in the unmooring process, the anchor fluke is subjected to an unbalanced supporting force by the connecting shaft, so that the anchor fluke naturally rotates around the connecting shaft to recover to a state that the upper wall in the cavity is in stable contact with the upper wall of the connecting shaft, and the end part of the anchor fluke and the anchor rod are in the same direction to avoid twist and collision with other objects so as to conveniently unmoor; besides, the high holding power anchor has the self-balancing function, so that the high holding power anchor is more convenient to use.
Description
Technical field
The invention belongs to ocean engineering technology, be specifically related to a kind of high holding power anchor.
Background technology
In the fixing engineering ship or the occasion of ocean operation platform such as offshore oil drilling platform for example, need use the anchor of high holding power.Such high holding power anchor agent structure mainly comprises: anchor pole cooperates with the anchor fluke of fit mutually through the single face of cylinder and constitutes suspended structure, and this suspended structure is simple, and is easy to process.But anchor pole in this structure and anchor fluke cooperation position are unstable, form the relative anchor pole of anchor fluke position deflection when weighing anchor easily; The displacement of anchor fluke causes overbalance; At least being made troubles, specifically is exactly the direction that the anchor fluke front end departs from anchor pole, forms the shape of hangnail; Not only resistance is big when weighing anchor, and easily and other parts hook clamping stagnation on seabed or boats and ships or the ocean engineering and can't receive anchor.Be the anti-generation of phenomenon here, adopt usually in the prior art and strengthen anchor fluke bottom weight, shorten the most advanced and sophisticated way of anchor fluke, but the embedded depth and the grip of anchor fluke most advanced and sophisticated shortening can the reduction greatly again anchor.
Therefore the problem that how to solve high holding power anchor anchor fluke deflection when receiving anchor is that those skilled in the art thirst for the technical barrier that solves for a long time.
Summary of the invention
Main purpose of the present invention provides a kind of self-balancing high holding power anchor easy to use.
For realizing the foregoing invention purpose; The technical scheme that the present invention adopted is: a kind of self-balancing high holding power anchor, comprise anchor fluke and anchor pole, and the anchor pole upper end is provided with the connecting device that connects analogues such as anchor chain; The affixed adapter shaft in anchor pole lower end, the length direction that is axially perpendicular to anchor pole of adapter shaft; Described anchor fluke takes the shape of the letter U, and the two ends of anchor fluke are respectively in the anchor pole both sides along the length direction of adapter shaft, and anchor fluke is along adapter shaft cross sectional shape left-right symmetric radially; The anchor fluke middle part is provided with the cavity that holds adapter shaft; The opening that the setting of cavity midway location makes progress; Anchor pole is upwards stretched out by opening, and anchor pole and adapter shaft can rotate with respect to anchor fluke along adapter shaft axle core, and described high holding power anchor comprises that the limit rotation angle is the stop gear of acute angle; The cross-sectional plane of said adapter shaft is the waist shape that two ends upwarp, and the size shape on cavity top is corresponding with waist shape top.
Can be known by technique scheme: the anchor pole of high holding power anchor of the present invention and adapter shaft are rotatable with respect to anchor fluke; Such turntable is by the mode of multiple enforcement; Be beneficial to anchor fluke like this and fall deflection behind the seabed, further pull anchor pole and make anchor fluke anchor in the middle of the silt, increase grip.When weighing anchor, because the adapter shaft cross-sectional plane is the waist shape that two ends upwarp, and anchor fluke is about the symmetrical shape in adapter shaft axle center, and the size of cavity upper end is coincide with adapter shaft, shape is corresponding with waist shape shaped upper part.So the anchor fluke of deflection must be a side surface of cavity upper end and a side contacts of adapter shaft upper surface; Anchor fluke receives the unbalanced bearing force from adapter shaft; So anchor fluke will rotate around adapter shaft naturally and returns in the cavity upper wall and adapter shaft upper wall and stablize state of contact; This moment anchor fluke end and anchor pole in the same way, can avoid twining with other object, collide and be convenient to receive anchor.And stop gear can avoid causing because of the anchor fluke rotational angle is excessive anchor fluke and anchor pole problem that can't return such as reverse, has guaranteed that the anchor return is reliable.As for stop gear can be the iron chains of anchor pole and anchor fluke end or the spacing hook of the restriction anchor fluke rotational angle that the anchor pole end is provided with etc.
Such high holding power anchor has solved the problem of anchor fluke position deviation anchor pole when weighing anchor through simple structure setting, has the self-balanced function, uses convenient.
Description of drawings
Fig. 1 is a front view of the present invention;
Fig. 2 is a high holding power anchor shown in Figure 1 right elevation at the anchor fluke deflection state.
The specific embodiment
In conjunction with Fig. 1, a kind of self-balancing high holding power anchor shown in 2; Comprise anchor fluke 1 and anchor pole 2, anchor pole 2 upper ends are provided with the connecting device that connects analogues such as anchor chain, and connecting device comprises U-shaped shackle 3; U-shaped shackle two ends are fixed in the two ends of pin 4; Pin 4 middle parts and anchor pole 2 upper ends are articulated and connected, and utilize U-shaped shackle 3 can pull whole anchor like this, and the direction that pulls simultaneously can be rotated adaptations around pin 4 because of U-shaped shackle 3.Connecting device also can be other any embodiment.The affixed adapter shaft 6 in anchor pole 2 lower ends, the length direction that is axially perpendicular to anchor pole 2 of adapter shaft 6; Described anchor fluke 1 takes the shape of the letter U, and the two ends of anchor fluke 1 are respectively in anchor pole 2 both sides along the length direction of adapter shaft 6, and anchor fluke 1 is along adapter shaft 6 cross sectional shape left-right symmetric radially; Whole like this anchor is with regard to " mountain " word shape of a similar solid.The profile symmetry of anchor is regular, both has been convenient to processing and manufacturing, and mechanical property is also more reliable.Anchor fluke 1 middle part is provided with the cavity 11 that holds adapter shaft 6; The opening that cavity 11 midway location settings make progress, anchor pole 2 are upwards stretched out by opening, and anchor pole 2 can rotate with respect to anchor fluke 1 along 6 cores of adapter shaft with adapter shaft 6; Usually only need the overall dimensions of cavity 11 to be slightly larger than adapter shaft 6; Make adapter shaft 6 in cavity 11, have certain degree of freedom, opening size is greater than the size of anchor pole 2 simultaneously, and anchor pole 2 can be with respect to anchor fluke 1 deflection with adapter shaft 6; Certainly, do not get rid of the structure that realizes this rotating function in other yet.Simultaneously, described high holding power anchor comprises that the limit rotation angle is the stop gear of acute angle; The cross-sectional plane of said adapter shaft 6 is the waist shape that two ends upwarp, and the size shape on cavity 11 tops is corresponding with waist shape top.
Based on this goal of the invention; The size shape on described cavity 11 tops mainly just refers to waist shape top is corresponding: cavity 11 is under the prerequisite of the degree of freedom of assurance and adapter shaft 6; Top can not be too wide along adapter shaft 6 size radially, causes anchor fluke 1 to rotate the position, back and slide and when weighing anchor, can't rotate return and get final product.Described stop gear also is that to avoid anchor fluke 1 and anchor pole 2 to relatively rotate angle excessive, causes anchor fluke 1 and anchor pole 2 reverse, can't return when anchor fluke 1 is weighed anchor.Further, described stop gear restriction anchor fluke 1 is 36 ° with the maxim that relatively rotates angle of anchor pole 2, and can be set to hard-over in the actual processing technology is as shown in Figure 2 35 ± 1 °.The center-of-gravity position of anchor fluke 1 is lower under such angle, is convenient to the return of weighing anchor, and deflection angle is also enough successfully pulled and buries simultaneously.
Corresponding with waist shape shaped upper part as for shape then so long as the basic left-right symmetric of cavity 11 shaped upper parts; Not hindering anchor fluke 1 deflection return gets final product; Two kinds of preferred modes are: described cavity 11 upper walls are a plane 12; Plane 12 and side round-corner transition all around, the radian of the radian of fillet and waist shape two ends upside coincide, and is just as shown in Figure 2.Such structure is provided with simply, is beneficial to adapter shaft 6 simultaneously and rotates smooth and easy.In other words the smooth form that perhaps described cavity 11 protrudes downwards in the middle of being along adapter shaft 6 upper end, cross section radially is exactly and the concavo-convex shape that matches in waist shape top.
Further, the preferred structure of stop gear is: described stop gear comprises that described cavity 11 is the shape that the upper end is little, the lower end is big along adapter shaft 6 cross section radially, and the height in said cross section is less than the width of waist shape.Adapter shaft 6 just can only rotate the angle of an acute angle naturally like this, avoids anchor fluke 1 rotational angle excessive, and simultaneously such that structure is set is the simplest, and that avoids also that anchor fluke outer setting positive stop hook, chain etc. and pasture and water, foreign material twine maybe.And it is plane 12, peripheral round-corner transition that cavity 11 shapes that the upper end is little like this, the lower end is big combine the upper surface, and cavity 11 upper end sizes and adapter shaft 6 upper ends coincide, and it is more smooth and easy to make that adapter shaft 6 rotates.Guaranteeing to rotate smoothly simultaneously, avoid the play of anchor fluke 1 and anchor pole 2 relative positions again simultaneously.
Further; Described anchor fluke 1 lower end upwards is provided with cavity 10, the side's of setting tube 7 in the cavity 10, and side's tube 7 inner chambers are isosceles trapezoid along adapter shaft 6 cross section radially; The bottom solder up plate 5 of side's tube 7 inwalls, described cavity 11 is made up of the zone that side's tube 7 inner chambers are positioned at hush panel 5 tops.The preferred arrangement of Here it is cavity 11 inner corner trim occurs when avoiding anchor fluke 1 casting processing and is difficult to processing.Simultaneously the Joint strenght of solder up plate 5 and stability, reliability are also better, than connecting pin etc. spacing structure are carried out in adapter shaft 6 belows and have unexpected preceence.
Described hush panel 5 is arranged along side's tube 7 inwalls at adapter shaft 6 both sides and/or two ends respectively.That is to say that hush panel 5 is the position-limiting actions that play adapter shaft 6 sides, thus can the side of being arranged on any relative edge of tube 7, settings that also can four limits all recline perhaps is arranged on the middle part, hush panel 5 connects the end side of being connected 5 inwall.
Further, described side's tube 7 two ends connect reinforced rib 8, and reinforced rib 8 is along adapter shaft 6 shaft core direction settings, and reinforced rib 8 outer ends connect floor 9, and floor 9 radially is provided with along adapter shaft 6, and described floor 9 dual-sides connect cavity 10 inwalls; Anchor fluke 1 lower surface is stretched out in floor 9 lower ends.Floor 9 lower ends can be used as the bearing surface when placing like this, and reinforced rib 8, floor 9 play the effect of strengthening anchor fluke 1 lower end central structure intensity simultaneously.Both reduced the deadweight of anchor,, guaranteed the structural strength of anchor, can under little prerequisite is tried one's best in the deadweight that guarantees anchor, increase the grip of anchor by the size that increases the anchor fluke lower end.Has significant technical advantage.
Further; Described side's tube 7 is positioned at cavity 10 middle and upper parts; The middle and upper part in zone is an entity between said side's tube 7 and the floor 9; Described reinforced rib 8 plate faces are at right angles trapezoidal, and the square edge of right-angled trapezium is connected with entity, upper base coincide with side's tube 7 bottom outer walls is connected, goes to the bottom and 9 identical connections of floor.Just shown in the front view of Fig. 1, the further like this function that guarantees anchor reduces the deadweight of anchor simultaneously, guarantees the structural strength of anchor simultaneously.Anchor fluke 1 of the present invention and on parts all are integral casting formings, the size of each chamber is moderate like this, the degree of depth and length and width size are suitable, are convenient to casting processing.The processing and the performance that all are anchor provide assurance.
Claims (8)
1. self-balancing high holding power anchor; Comprise anchor fluke (1) and anchor pole (2); Anchor pole (2) upper end is provided with the connecting device that connects analogues such as anchor chain, the affixed adapter shaft in anchor pole (2) lower end (6), the length direction that is axially perpendicular to anchor pole (2) of adapter shaft (6); Described anchor fluke (1) takes the shape of the letter U, and the two ends of anchor fluke (1) are respectively in anchor pole (2) both sides along the length direction of adapter shaft (6), and anchor fluke (1) is along adapter shaft (6) cross sectional shape left-right symmetric radially; Anchor fluke (1) middle part is provided with and holds the cavity (11) of adapter shaft (6); The opening that cavity (11) midway location setting makes progress; Anchor pole (2) is upwards stretched out by opening; Anchor pole (2) can rotate with respect to anchor fluke (1) along adapter shaft (6) axle core with adapter shaft (6), and described high holding power anchor comprises that the limit rotation angle is the stop gear of acute angle; The cross-sectional plane of said adapter shaft (6) is the waist shape that two ends upwarp, and the size shape on cavity (11) top is corresponding with waist shape top.
2. a kind of self-balancing high holding power anchor according to claim 1; It is characterized in that: described stop gear comprises that described cavity (11) is the shape that the upper end is little, the lower end is big along adapter shaft (6) cross section radially, and the height in said cross section is less than the width of waist shape.
3. a kind of self-balancing high holding power anchor according to claim 2 is characterized in that: described cavity (11) upper wall is a plane (12), plane (12) and side round-corner transition all around, and the radian of the radian of fillet and waist shape two ends upside coincide.
4. a kind of self-balancing high holding power anchor according to claim 3; It is characterized in that: described anchor fluke (1) lower end upwards is provided with cavity (10); The side's of setting tube (7) in the cavity (10); Side's tube (7) inner chamber is isosceles trapezoid along adapter shaft (6) cross section radially, the bottom solder up plate (5) of side's tube (7) inwall, and described cavity (11) is made up of the zone that square tube (7) inner chamber is positioned at hush panel (5) top.
5. a kind of self-balancing high holding power anchor according to claim 4; It is characterized in that: described side's tube (7) two ends connect reinforced rib (8); Reinforced rib (8) is along adapter shaft (6) shaft core direction setting; Reinforced rib (8) outer end connects floor (9), and floor (9) radially is provided with along adapter shaft (6), and described floor (9) dual-side connects cavity (10) inwall; Anchor fluke (1) lower surface is stretched out in floor (9) lower end.
6. a kind of self-balancing high holding power anchor according to claim 5; It is characterized in that: described side's tube (7) is positioned at cavity (10) middle and upper part; The middle and upper part in zone is an entity between said side's tube (7) and the floor (9); Described reinforced rib (8) plate face is at right angles trapezoidal, and the square edge of right-angled trapezium is connected with entity, upper base coincide with tube (7) bottom, side outer wall is connected, going to the bottom is connected with floor (9) is identical.
7. a kind of self-balancing high holding power anchor according to claim 4 is characterized in that: described hush panel (5) is arranged along side's tube (7) inwall at adapter shaft (6) both sides and/or two ends respectively.
8. according to any described a kind of self-balancing high holding power anchor in the claim 1 to 7, it is characterized in that: described stop gear restriction anchor fluke (1) is 36 ° with the maxim that relatively rotates angle of anchor pole (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100685300A CN102582792A (en) | 2012-03-15 | 2012-03-15 | Self-balancing high holding power anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100685300A CN102582792A (en) | 2012-03-15 | 2012-03-15 | Self-balancing high holding power anchor |
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| Publication Number | Publication Date |
|---|---|
| CN102582792A true CN102582792A (en) | 2012-07-18 |
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ID=46472189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100685300A Pending CN102582792A (en) | 2012-03-15 | 2012-03-15 | Self-balancing high holding power anchor |
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| Country | Link |
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| CN (1) | CN102582792A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555092A (en) * | 2018-12-20 | 2019-04-02 | 丽水青蓝环保科技有限公司 | PVC oil fence structure based on spill response |
| CN114013567A (en) * | 2021-10-27 | 2022-02-08 | 山东北溟科技有限公司 | Anchor device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07251790A (en) * | 1994-03-15 | 1995-10-03 | Kenji Kikuchi | Device for engaging and releasing anchor |
| CN1345677A (en) * | 2000-07-11 | 2002-04-24 | 布洛姆+沃斯维修股份有限公司 | Anchor |
| US6626123B1 (en) * | 2002-05-14 | 2003-09-30 | Charles J. Mackarvich | Bi-metal, light weight self penetrating boat anchor |
| CN101247986A (en) * | 2005-06-21 | 2008-08-20 | 船舶设备中心格罗宁根有限公司 | Welded stockless anchor |
| CN201597728U (en) * | 2009-11-09 | 2010-10-06 | 江苏扬远船舶设备铸造有限公司 | Self-balancing type high holding power anchor |
-
2012
- 2012-03-15 CN CN2012100685300A patent/CN102582792A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07251790A (en) * | 1994-03-15 | 1995-10-03 | Kenji Kikuchi | Device for engaging and releasing anchor |
| CN1345677A (en) * | 2000-07-11 | 2002-04-24 | 布洛姆+沃斯维修股份有限公司 | Anchor |
| US6626123B1 (en) * | 2002-05-14 | 2003-09-30 | Charles J. Mackarvich | Bi-metal, light weight self penetrating boat anchor |
| CN101247986A (en) * | 2005-06-21 | 2008-08-20 | 船舶设备中心格罗宁根有限公司 | Welded stockless anchor |
| CN201597728U (en) * | 2009-11-09 | 2010-10-06 | 江苏扬远船舶设备铸造有限公司 | Self-balancing type high holding power anchor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555092A (en) * | 2018-12-20 | 2019-04-02 | 丽水青蓝环保科技有限公司 | PVC oil fence structure based on spill response |
| CN109555092B (en) * | 2018-12-20 | 2020-12-11 | 温州腾骄环保科技有限公司 | PVC oil containment boom structure based on oil spilling is emergent |
| CN114013567A (en) * | 2021-10-27 | 2022-02-08 | 山东北溟科技有限公司 | Anchor device |
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Application publication date: 20120718 |