CN105253275A - Underwater hoisting equipment and stabilizing device thereof - Google Patents
Underwater hoisting equipment and stabilizing device thereof Download PDFInfo
- Publication number
- CN105253275A CN105253275A CN201510778695.0A CN201510778695A CN105253275A CN 105253275 A CN105253275 A CN 105253275A CN 201510778695 A CN201510778695 A CN 201510778695A CN 105253275 A CN105253275 A CN 105253275A
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- stabilizing device
- conservancy diversion
- water conservancy
- under water
- outer cover
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Abstract
The invention provides underwater hoisting equipment and a stabilizing device thereof. The stabilizing device comprises two flow guide covers which are arranged symmetrically. Each flow guide cover comprises an outer flow guide housing and water permeating holes formed in the outer flow guide housing, and the two outer flow guide housings are symmetrically installed. The underwater hoisting equipment comprises a hoisting device and the stabilizing device arranged at the tail end of the hoisting device. According to the underwater hoisting equipment and the stabilizing device thereof, the water flow resistance on the cross section is reduced due to the streamline of the outer flow guide housings of the stabilizing device; the low gravity center is achieved through gravity center structures, and thus the stability of the equipment in the underwater hoisting process is increased; due to the design of the water permeating holes in the outer flow guide housings, vortex-induced vibration caused by water flow in reduced.
Description
Technical field
The present invention relates to and hang equipment technical field under water, particularly, relate to one and hang equipment and stabilizing device thereof under water.
Background technology
The equipment that hangs under water is a kind of carrier for underwater operation equipment, need meet the job requirement of subsea equipment, has certain oad, shape and stability requirement under water.。Existingly to hang under water in equipment, usually adopt the following two kinds mode to increase its stability: one, by changing its profile, increase water conservancy diversion effect and reduce resistance; Two, by the method for goose egg shape integral layout permeable hole, increase water conservancy diversion effect and reduce resistance; Above-mentioned two kinds of methods, are not all suitable for and special cylindrically hang equipment.First, the cylindrical equipment that hangs does not allow to change profile, cannot increase water conservancy diversion effect reduction resistance by changing its profile; Secondly, the cylindrical equipment that hangs can only allow at lower part area layout permeable hole, and the quantity in hole, size and arrangement placement etc. all directly will affect the cylindrical stability requirement hanging equipment, the method for integral layout permeable hole then cannot realize its object and effect.
According to above description, existingly hang equipment under water, usually there is following defect:
1, be not suitable for and do not allow change profile and can only allow to hang equipment under water in the cylindrical of lower part area layout permeable hole;
2, in working process, cylindrical shape easily causes vortex-induced vibration;
Above defect, causes the existing equipment that hangs really cannot meet modernization power operation demand under water.
Do not find explanation or the report of technology similar to the present invention at present, not yet collect similar data both at home and abroad yet.
Summary of the invention
The present invention is directed to above shortcomings in prior art, provide one and hang equipment and stabilizing device thereof under water, this stabilizing device solves and existingly hangs that equipment resistance to water-flow is large under water, poor stability and the defect that easily causes eddy current to agitate.
To achieve these goals, the present invention is achieved by the following technical solutions.
According to an aspect of the present invention, providing a kind of stabilizing device for hanging equipment under water, comprising two symmetrically arranged streamlined reefer housings, wherein, each streamlined reefer housing includes: water conservancy diversion outer cover and the permeable hole be arranged on water conservancy diversion outer cover, symmetrical installation between two water conservancy diversion outer covers.
Preferably, the outside face of described water conservancy diversion outer cover is stream line pattern.
Preferably, the inside face of described water conservancy diversion outer cover is provided with center of gravity structure.
Preferably, described center of gravity structure is positioned at the middle and lower part of the outer cover inner surface of water conservancy diversion; Described permeable hole is arranged at the top of water conservancy diversion outer cover.
Preferably, the permeable hole quantity of each water conservancy diversion cover upper is 6, and wherein the size of each permeable hole is diameter 40mm ~ 50mm, and 6 permeable holes are distributed in the top of water conservancy diversion outer cover.
Preferably, described center of gravity structure is boss structure, one-body molded between described boss structure and water conservancy diversion outer cover.
Preferably, the adaptive installation fixed orifice arranged is provided with between two water conservancy diversion outer covers.
Preferably, fastener is provided with in described installation fixed orifice.
According to a second aspect of the invention, provide one and hang equipment under water, the described equipment that hangs under water comprises lowering equipment and is arranged at the aforementioned stable device of lowering equipment end.
Preferably, described stabilizing device realizes the connection with lowering equipment by self docking.
Compared with prior art, the present invention has following beneficial effect:
1, stabilizing device provided by the invention, its streamlined outer surface reduces cross-sectional plane resistance to water-flow;
2, stabilizing device provided by the invention, stabilization of equipment performance when its low center of gravity increase lifts under water;
3, stabilizing device provided by the invention, the design of its permeable hole reduces the vortex-induced vibration that current cause.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is streamlined reefer housing integral structure schematic diagram of the present invention;
Fig. 2 is streamlined reefer housing structure side view;
Fig. 3 is streamlined reefer housing section of structure;
Fig. 4 is that the present invention hangs equipment partial schematic diagram under water;
In figure: 1 is water conservancy diversion outer cover, 2 is permeable hole, and 3 attach most importance to core structure.
Detailed description of the invention
Below embodiments of the invention are elaborated: the present embodiment is implemented under premised on technical solution of the present invention, give detailed embodiment and concrete operating process.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Embodiment 1
As shown in Figure 1 to Figure 3, present embodiments providing a kind of stabilizing device for hanging equipment under water, comprising two symmetrically arranged streamlined reefer housings, wherein, each streamlined reefer housing includes: water conservancy diversion outer cover and the permeable hole be arranged on water conservancy diversion outer cover, symmetrical installation between two water conservancy diversion outer covers.
Further, the outside face of described water conservancy diversion outer cover is stream line pattern.
Further, the inside face of described water conservancy diversion outer cover is provided with center of gravity structure.
Further, described center of gravity structure is positioned at the middle and lower part of the outer cover inner surface of water conservancy diversion; Described permeable hole is arranged at the top of water conservancy diversion outer cover.
Further, the permeable hole quantity of each water conservancy diversion cover upper is 6, and wherein the size of each permeable hole is diameter 40mm ~ 50mm, and 6 permeable holes are distributed in the top of water conservancy diversion outer cover.
Further, described center of gravity structure is boss structure, one-body molded between described boss structure and water conservancy diversion outer cover.
Further, the adaptive installation fixed orifice arranged is provided with between two water conservancy diversion outer covers.
Further, fastener is provided with in described installation fixed orifice.
Embodiment 2
As shown in Figure 4, present embodiments provide one and hang equipment under water, the described stabilizing device hanging embodiment 1 that equipment comprises lowering equipment and be arranged at lowering equipment end under water and provide.
Further, the connection with lowering equipment is realized by self docking of stabilizing device.
The working process of the present embodiment is: with crane on the bank, the equipment that hangs is put into certain work degree of depth under water, when incoming flow is larger because the permeable hole of the stabilizing device of lowering equipment end can destroy the flow field flowing to and produce, reduce the vortex-induced vibration perpendicular to water (flow) direction, make under water lowering equipment can stable operation in the scope with vertical less angle, increase investigative range, increase work efficiency.
By above structure, above-mentioned two embodiments realize following function:
Self docking of the stabilizing device provided by embodiment 1 realizes being connected with the lowering equipment of the equipment that hangs under water of embodiment 2.The stream line pattern of stabilizing device water conservancy diversion shell reduces cross-sectional plane resistance to water-flow, stabilization of equipment performance when the low center of gravity increase that center of gravity structure realizes lifts under water, and the design of the permeable hole on water conservancy diversion shell reduces the vortex-induced vibration that current cause.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (10)
1. for hanging a stabilizing device for equipment under water, it is characterized in that, comprise two symmetrically arranged streamlined reefer housings, wherein, each streamlined reefer housing includes: water conservancy diversion outer cover and the permeable hole be arranged on water conservancy diversion outer cover, symmetrical installation between two water conservancy diversion outer covers.
2. the stabilizing device for hanging equipment under water according to claim 1, is characterized in that, the outside face of described water conservancy diversion outer cover is stream line pattern.
3. the stabilizing device for hanging equipment under water according to claim 1, is characterized in that, the inside face of described water conservancy diversion outer cover is provided with center of gravity structure.
4. the stabilizing device for hanging equipment under water according to claim 3, is characterized in that, described center of gravity structure is positioned at the middle and lower part of the outer cover inner surface of water conservancy diversion; Described permeable hole is arranged at the top of water conservancy diversion outer cover.
5. the stabilizing device for hanging equipment under water according to claim 3 or 4, is characterized in that, described center of gravity structure is boss structure, one-body molded between described boss structure and water conservancy diversion outer cover.
6. the stabilizing device for hanging equipment under water according to claim 3, it is characterized in that, the permeable hole quantity of each water conservancy diversion cover upper is 6, and wherein the diameter of each permeable hole is 40 ~ 50mm, and 6 permeable holes are distributed in the top of water conservancy diversion outer cover.
7. the stabilizing device for hanging equipment under water according to claim 1, is characterized in that, is provided with the adaptive installation fixed orifice arranged between two water conservancy diversion outer covers.
8. the stabilizing device for hanging equipment under water according to claim 7, is characterized in that, is provided with fastener in described installation fixed orifice.
9. hang an equipment under water, it is characterized in that, the described equipment that hangs under water comprises lowering equipment and is arranged at the stabilizing device according to any one of the claim 1 to 8 of lowering equipment end.
10. according to claim 9ly hang equipment under water, it is characterized in that, described stabilizing device realizes the connection with lowering equipment by self docking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510778695.0A CN105253275B (en) | 2015-11-13 | 2015-11-13 | One kind hangs equipment and its stabilising arrangement under water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510778695.0A CN105253275B (en) | 2015-11-13 | 2015-11-13 | One kind hangs equipment and its stabilising arrangement under water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105253275A true CN105253275A (en) | 2016-01-20 |
| CN105253275B CN105253275B (en) | 2018-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510778695.0A Active CN105253275B (en) | 2015-11-13 | 2015-11-13 | One kind hangs equipment and its stabilising arrangement under water |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842335A (en) * | 2017-03-10 | 2017-06-13 | 中国石油天然气集团公司 | A kind of marine electromagnetic acquisition station |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2153962A (en) * | 1984-02-04 | 1985-08-29 | British Petroleum Co Plc | Riser shroud |
| CN101758917A (en) * | 2008-12-24 | 2010-06-30 | 中国科学院沈阳自动化研究所 | Detacher for underwater robot |
| CN203515368U (en) * | 2013-10-23 | 2014-04-02 | 西南石油大学 | Riser vortex inducting vibration suppression device with rough undulating surface |
| US8944722B1 (en) * | 2012-10-10 | 2015-02-03 | VIV Solutions, LLC | Spring systems for vortex suppression devices |
| CN205221043U (en) * | 2015-11-13 | 2016-05-11 | 中国船舶重工集团公司第七二六研究所 | Hang equipment of putting under water and stabilising arrangement thereof |
-
2015
- 2015-11-13 CN CN201510778695.0A patent/CN105253275B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2153962A (en) * | 1984-02-04 | 1985-08-29 | British Petroleum Co Plc | Riser shroud |
| CN101758917A (en) * | 2008-12-24 | 2010-06-30 | 中国科学院沈阳自动化研究所 | Detacher for underwater robot |
| US8944722B1 (en) * | 2012-10-10 | 2015-02-03 | VIV Solutions, LLC | Spring systems for vortex suppression devices |
| CN203515368U (en) * | 2013-10-23 | 2014-04-02 | 西南石油大学 | Riser vortex inducting vibration suppression device with rough undulating surface |
| CN205221043U (en) * | 2015-11-13 | 2016-05-11 | 中国船舶重工集团公司第七二六研究所 | Hang equipment of putting under water and stabilising arrangement thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842335A (en) * | 2017-03-10 | 2017-06-13 | 中国石油天然气集团公司 | A kind of marine electromagnetic acquisition station |
| CN106842335B (en) * | 2017-03-10 | 2019-09-10 | 中国石油天然气集团公司 | A kind of marine electromagnetic acquisition station |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105253275B (en) | 2018-01-26 |
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