CN103342285B - Anchoring device of crane - Google Patents
Anchoring device of crane Download PDFInfo
- Publication number
- CN103342285B CN103342285B CN201310317272.XA CN201310317272A CN103342285B CN 103342285 B CN103342285 B CN 103342285B CN 201310317272 A CN201310317272 A CN 201310317272A CN 103342285 B CN103342285 B CN 103342285B
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- bearing pin
- nut
- anchoring
- anchor block
- wheel machine
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Abstract
The invention relates to an anchoring device of a crane for a water insulation pipe crane capable of meeting a deepwater floating-type ocean drilling platform and a drilling ship, and belongs to the technical field of deepwater ocean petroleum drilling. The anchoring device provided by the invention comprises an anchoring seat, an anchoring pin shaft, a nut, a locking nut, a handle and a fixed seat; the nut is welded on the anchoring seat; the anchoring seat is welded on a driving beam of the crane; the anchoring pin shaft is screwed on the nut and the anchoring seat through threads; the fixed seat is welded on a designated part of a crane guide rail support beam; the upper end part of the anchoring pin shaft is provided with the handle; the locking nut is screwed on the anchoring pin shaft. The invention provides the anchoring device which is simple in structure and is wide in application, so that the crane can keep the stable state under the motion states of lifting, sinking, vibration and the like of a drilling platform (ship), cannot generate damage motions of slippage, toppling and the like, and is low in maintaining expense.
Description
Technical field
The present invention relates to a kind of anchoring device, be specifically related to the anchoring device of a kind of marine drilling platform, drilling ship Marine riser crane, belong to deep water offshore oil drilling technical field.
Background technology
Drilling water-separation pipe loop wheel machine is one of important step in whole deep water offshore oil drilling equipment, because floating drilling platform, drilling ship operationally due to wave effect have heave, wave, the motion such as revolution, therefore Marine riser crane need have anchoring device to fix when not working, to prevent its slippage, to topple.
At present, common anchored mode is that fluid cylinder drives bearing pin to fix and turnbuckle locking mode.Fluid cylinder fixed form increases hydraulic control system, and bring certain difficulty to maintaining, turnbuckle locking mode is difficult arrangement in some structure, cannot realize, and only can use in some special design structure.
Summary of the invention
For prior art Problems existing, goal of the invention of the present invention is: the anchoring device providing a kind of gate-type Marine riser crane, make loop wheel machine under drilling platform (ship) heave, the state of kinematic motion such as waving, stabilized conditions can be kept, slippage does not occur, topple etc. and destroy motion.
To achieve these goals, the technical solution used in the present invention is:
A kind of loop wheel machine anchoring device, described anchoring device comprises anchor block, grappling bearing pin, nut, jam nut, handle, permanent seat.；
Described anchor block and described nut-welding, described anchor block is welded on the driving beam of loop wheel machine, described grappling bearing pin the first half is provided with outside thread, the latter half is smooth shaft, described grappling bearing pin is combined on described nut and described anchor block by described external thread rotary, described permanent seat is provided with pin-and-hole, and be welded in the assigned address of loop wheel machine guide supporting beam, described grappling bearing pin upper end is provided with described handle, described jam nut screws on described grappling bearing pin, and is arranged between described handle and described nut.Adopt this structure, its object is to, when the driving beam of described loop wheel machine moves to the assigned address of described loop wheel machine guide supporting beam, rotate around described grappling bearing pin by operating described handle, described grappling bearing pin will to be spinned motion by relatively described nut, the existing up-and-down movement of described grappling bearing pin, there is again self rotary motion, because described grappling bearing pin has up-and-down movement, its bottom just can enter and leave the pin-and-hole on guide supporting beam on described permanent seat, and then limit the driving beam of loop wheel machine and the relative position of guide supporting beam, prevent the slippage of Marine riser crane, topple.Further, the object of installing jam nut between described handle and described nut is, the relative position between each parts of anchor fitting, ensures described grappling bearing pin and permanent seat are not moved, the phenomenon of disengaging.It is easier into and out of permanent seat in order to be grappling bearing pin for adopting grappling bearing pin the latter half to be the such structure of smooth shaft.
The outside thread of described grappling bearing pin the first half is less than described anchor block length in the same direction in the axial length of described anchor pin, and the length of described grappling bearing pin is greater than described anchor block length in the same direction.The length of described grappling bearing pin is greater than described anchor block length in the same direction and can ensures that its bottom can enter in the pin-and-hole on guide supporting beam on described permanent seat when described anchor pin axle is pivotally lowered into nadir; The outside thread of described grappling bearing pin the first half is less than described anchor hole reservation length in the same direction in the axial length of described anchor pin, so can ensure that part that described grappling bearing pin bottom does not have helicitic texture enters the pin-and-hole on described permanent seat, make device more firm, and operation is more prone to implement.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
The invention provides the anchoring device that a kind of structure is simple, be widely used loop wheel machine, make loop wheel machine under drilling platform (ship) heave, the state of kinematic motion such as waving, stabilized conditions can be kept, slippage does not occur, topple etc. and destroy motion, and service expenditure is low.
Accompanying drawing explanation
Fig. 1 is anchoring device axonometric drawing;
Fig. 2 is anchoring device front view;
Fig. 3 anchoring device cutaway view.
Mark in figure: 1-guide supporting beam, 2-permanent seat, 3-anchor block, 4-nut, 5-jam nut, 6-handle, 7-grappling bearing pin, 8-loop wheel machine drives beam.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
As shown in Figure 1, 2, 3, a kind of loop wheel machine anchoring device, describedly determines device and comprises anchor block 3, grappling bearing pin 7, nut 4, jam nut 5, handle 6, permanent seat 2; Described nut 4 welds with described anchor block 3; Described anchor block 3 is welded on the driving beam 8 of loop wheel machine; Described grappling bearing pin 7 by threaded engagement on described nut 4 and described anchor block 3; Described grappling bearing pin upper end is provided with described handle 6; Described jam nut 5 screws on described grappling bearing pin 7, and is arranged between described handle 6 and described nut 4, and described permanent seat 2 is provided with pin-and-hole, and is welded in the assigned address of loop wheel machine guide supporting beam 1.Described grappling bearing pin 7 the first half is provided with outside thread, the latter half is smooth shaft, the outside thread of described grappling bearing pin 7 the first half is less than described anchor block 3 length in the same direction in the length of the axis of described grappling bearing pin 7, and the length of described grappling bearing pin 7 is greater than described anchor block 3 length in the same direction.
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
embodiment 1
As shown in Figure 1, 2, 3, anchoring device drives beam 8 etc. to form by guide supporting beam 1, permanent seat 2, anchor block 3, nut 4, jam nut 5, handle 6, grappling bearing pin 7, loop wheel machine.Grappling bearing pin 7 top is thread portions is light over glaze, rotate grappling bearing pin 7 by handle 6 to move up and down at anchor block 3, grappling bearing pin is made to insert or leave permanent seat 2, even if tighten jam nut 5, grappling bearing pin 7 also can not be moved at vibrating state, whole loop wheel machine is made to be fixed on assigned address by totally 4 place's anchoring devices, the motion such as slippage can not occur, topple.
Concrete operating process:
Before loop wheel machine dead work, must guarantee that the grappling bearing pin 7 of each anchoring device departs from anchor block completely.First concrete operations for unclamp jam nut 5, use handle 6 to rotate grappling bearing pin 7 to rise, its lower end light over glaze is made to depart from permanent seat 2, departed from completely in permanent seat 2 and retraction anchor block 3 by the gap observation bearing pin 7 of permanent seat 2 and anchor block 3, stop the rotation grappling bearing pin 7, tighten jam nut 5 to lock grappling bearing pin 7, to prevent in loop wheel machine operational process bearing pin to decline and permanent seat or other parts of guide supporting beam 1 interfere and cause the accident.
When loop wheel machine quits work preparation parking, grappling is specially and first makes loop wheel machine run to appointment parking position, grappling bearing pin 7 is made to aim at pin-and-hole on permanent seat 2, unclamp jam nut 5, rotate grappling bearing pin 7 by handle 6 and down insert permanent seat 2, if bearing pin does not aim at permanent seat pin-and-hole completely, loop wheel machine is finely tuned before and after controlling, it is made to aim at completely, after grappling bearing pin 7 inserts permanent seat 2 completely, tighten jam nut 5, after when whole loop wheel machine, totally 4 anchoring devices all complete, loop wheel machine is just rigidly mounted on guide supporting beam 1.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a loop wheel machine anchoring device, is characterized in that: described anchoring device comprises anchor block, grappling bearing pin, nut, jam nut, handle, permanent seat;
Described nut welds with described anchor block;
Described anchor block is welded on the driving beam of loop wheel machine;
Described grappling bearing pin the first half is provided with outside thread, the latter half is smooth shaft, and described grappling bearing pin is combined on described nut and described anchor block by described external thread rotary;
Described grappling bearing pin upper end is provided with described handle;
Described jam nut screws on described grappling bearing pin, and is arranged between described handle and described nut;
Described permanent seat is provided with pin-and-hole, and is welded in the assigned address of loop wheel machine guide supporting beam, and described assigned address is the driving beam position that actual needs is fixing on described loop wheel machine guide supporting beam of described loop wheel machine;
During anchoring device mode of operation, between described anchor block and described permanent seat, there is gap, described grappling bearing pin can be observed by the gap between described anchor block and described permanent seat and whether depart from described permanent seat.
2. loop wheel machine anchoring device according to claim 1, it is characterized in that: the outside thread of described grappling bearing pin the first half is less than described anchor block length in the same direction in the axial length of described anchor pin, and the length of described grappling bearing pin is greater than described anchor block length in the same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310317272.XA CN103342285B (en) | 2013-07-25 | 2013-07-25 | Anchoring device of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310317272.XA CN103342285B (en) | 2013-07-25 | 2013-07-25 | Anchoring device of crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103342285A CN103342285A (en) | 2013-10-09 |
| CN103342285B true CN103342285B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310317272.XA Active CN103342285B (en) | 2013-07-25 | 2013-07-25 | Anchoring device of crane |
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| CN (1) | CN103342285B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210959B (en) * | 2014-08-28 | 2016-08-24 | 润邦卡哥特科工业有限公司 | The grappling of a kind of quayside container crane equipment is held concurrently Wind-proof mechanism |
| CN104291128B (en) * | 2014-09-30 | 2017-02-15 | 泰富国际工程有限公司 | Multi-functional boat integrating loading, unloading and conveying |
| CN104229096B (en) * | 2014-09-30 | 2017-03-15 | 泰富国际工程有限公司 | Transfer and load and unload the overturn-preventing mechanism of cargo ship and the cargo ship with the mechanism |
| CN109110631B (en) * | 2018-09-18 | 2020-10-16 | 马鞍山市润启新材料科技有限公司 | Special locking device of loop wheel machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303817A (en) * | 2011-08-10 | 2012-01-04 | 大连华锐股份有限公司 | Screwing-in anchoring device for crane |
| CN202265333U (en) * | 2011-08-10 | 2012-06-06 | 大连华锐重工集团股份有限公司 | Screwing-in anchoring device for crane |
| CN102910563A (en) * | 2011-08-05 | 2013-02-06 | 四川宏华石油设备有限公司 | Locking device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000177982A (en) * | 1998-12-17 | 2000-06-27 | Ishikawajima Harima Heavy Ind Co Ltd | Crane mooring device |
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2013
- 2013-07-25 CN CN201310317272.XA patent/CN103342285B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102910563A (en) * | 2011-08-05 | 2013-02-06 | 四川宏华石油设备有限公司 | Locking device |
| CN102303817A (en) * | 2011-08-10 | 2012-01-04 | 大连华锐股份有限公司 | Screwing-in anchoring device for crane |
| CN202265333U (en) * | 2011-08-10 | 2012-06-06 | 大连华锐重工集团股份有限公司 | Screwing-in anchoring device for crane |
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| Publication number | Publication date |
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| CN103342285A (en) | 2013-10-09 |
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