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CN101651320B - Method for connecting and sealing detachable underwater cable and sensor - Google Patents

Method for connecting and sealing detachable underwater cable and sensor Download PDF

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Publication number
CN101651320B
CN101651320B CN2009100656490A CN200910065649A CN101651320B CN 101651320 B CN101651320 B CN 101651320B CN 2009100656490 A CN2009100656490 A CN 2009100656490A CN 200910065649 A CN200910065649 A CN 200910065649A CN 101651320 B CN101651320 B CN 101651320B
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Prior art keywords
under water
cable
socket
joint
attachment plug
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CN101651320A (en
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郭明
缪绪樟
易学文
周晓
孙宏莉
彭力军
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Shenzhen Xianhe Water Resources And Hydropower Engineering Co ltd
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Yellow River Engineering Consulting Co Ltd
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Abstract

本发明涉及可拆卸式的水下电缆与传感器的连接密封方法,可有效解决在水下环境电缆与传感器的密封部位频繁受力密封的问题,其解决的技术方案是,给通用传感器增加一个接头,使其和常规使用的水下连接插头相连并密封,将接头左端和传感器连接起来,再将接头的右端通过螺纹和水下插座连接起来,并依靠插座上的密封圈密封,将水下连接插头和信号传输电缆通过双组份胶粘合在一起,用套筒将水下插座以及信号传输电缆和水下插头的结合部位保护起来,套筒和信号传输电缆之间的环状间隙通过橡胶垫和垫片以及螺栓压紧密封,构成电缆与传感器相联处密封为一体的结构,本发明方法简单,易操作,密封效果好,能承受大幅度压力变化且不易变形,其应用有巨大的经济和社会效益。

Figure 200910065649

The invention relates to a detachable connection and sealing method for underwater cables and sensors, which can effectively solve the problem of frequent force sealing of the sealing parts of cables and sensors in underwater environments. The technical solution is to add a joint to the general sensor , so that it is connected and sealed with the commonly used underwater connection plug, connect the left end of the joint with the sensor, and then connect the right end of the joint with the underwater socket through the thread, and rely on the sealing ring on the socket to seal the underwater connection The plug and the signal transmission cable are bonded together by two-component glue, and the joint of the underwater socket and the signal transmission cable and the underwater plug is protected by a sleeve, and the annular gap between the sleeve and the signal transmission cable is passed through the rubber Pads, gaskets and bolts are compressed and sealed to form a structure where the connection between the cable and the sensor is sealed. The method of the invention is simple, easy to operate, and has good sealing effect. It can withstand large pressure changes and is not easy to deform. Its application has huge economic and social benefits.

Figure 200910065649

Description

The encapsulating method that is connected of detachable submerged cable and transducer
One, technical field
The present invention relates to the encapsulating method that is connected of a kind of detachable submerged cable and transducer.
Two, background technology
Sealing Technology is to prevent fluid or parts or the measure of solia particle from leaking between adjacent faying face and preventing introduced contaminants (as dust and moisture etc.) intrusion machinery equipment inside, and it is widely used in all trades and professions.In industry Sealing Technologies such as Marine Sciences exploration, boats and ships naval vessels, the Sealing Technology of Aero-Space industry is all very advanced both at home and abroad at present.But to environmental work under water and the pressure amplitude that the sealing ring gap is very little, bear at the sealing position is big, the underwater sealing under this specific environment of the frequent stress deformation in sealing position, all also be not well solved at home at present.Therefore, how to realize that the underwater sealing in the specific environment is the technical problem that needs to be resolved hurrily.
Three, summary of the invention
At above-mentioned situation; for overcoming the defective of prior art; the present invention's purpose just provides the encapsulating method that is connected of a kind of detachable submerged cable and transducer; can effectively solve the problem of the frequent stressed sealing in sealing position of environment cable and transducer under water; the technical scheme of its solution is; increase a joint to general purpose transducer; attachment plug under water that itself and routine are used links to each other and seals; the method that adopts screw thread and laser welding to combine joint left end and transducer couples together; again with the right-hand member of joint by screw thread and under water socket couple together; and the sealing of the sealing ring on the dependence socket; attachment plug under water and signal-transmitting cable are in the same place by two component glue bonds; with sleeve will be under water socket and signal-transmitting cable and under water the binding site of plug protect; annular gap between sleeve and the signal-transmitting cable compresses sealing by rubber blanket and pad and bolt, constitutes the structure that cable and the transducer place of linking are sealed into one.The inventive method is simple, and is easy to operate, and good sealing effect can bear pressure variation and not yielding significantly, and its application has huge economic and social benefit.
Four, description of drawings
Accompanying drawing is a structural profile front view of the present invention.
Five, embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated.
Shown in accompanying drawing; the present invention increases a joint 1 at first for common (general) transducer; it can be linked to each other with the attachment plug under water 4 that routine is used and seal; method is; adopting screw thread and laser welding to combine joint 1 left end and transducer couples together; with the right-hand member of joint by screw thread and under water socket couple together; and 3 sealings of the sealing ring on the dependence socket; attachment plug under water 4 and signal-transmitting cable 9 are combined by the vulcanized joint 5 that bi-component glue forms; protect by the binding site of sleeve 2 socket and signal-transmitting cable and attachment plug under water under water; annular gap between sleeve and the signal-transmitting cable is sealed by rubber blanket 7 and pad 6 and hold-down bolt 8, constitutes the structure that cable and the transducer place of linking are sealed into one.
When the present invention produced connection in concrete manufacturing, its method can be provided by following embodiment:
(1) it is dark the holding wire of transducer to be filled in the about 25mm of sensor internal, fills in the transducer with the circular rubber cushion of 7mm then, and iron filings are fallen into sensor internal when avoiding tapping;
(2) on joint 1, be socket mounting hole tapping under water with the 5/16-24UNF screw tap;
(3) installing hole that processes is cleaned out, pulled out holding wire and socket wire bonds under water;
(4) smear the silicone oil resin on the sealing ring 3 with socket, tight a bolt;
(5) hold-down bolt 8, pad 6 and rubber blanket 7 are set on the cable 9 successively, again cable is removed the 50mm crust, remove the steel wire and the unnecessary heart yearn that expose out, it is stand-by to stay two lead-in wires, the about 15mm of length, attachment plug under water lead-in wire same treatment, general lead-in wire is long be no more than 40mm (≤40mm);
(6) attachment plug lead-in wire and cable tail weld under water, go between till exposing new face with Coarse Mesh Gauze polishing cable and attachment plug under water 4;
(7) the hollow pipe blended rubber cloth that latten(-tin) is rolled into internal diameter 12mm is finalized the design, attachment plug makes progress and is wrapped with adhesive tape on the lead-in wire of 30mm under water, guarantees that its diameter is 12mm, is fixed to brass tube on the adhesive tape, cable and attachment plug under water are fixed on the support, and keep with one heart;
(8) bi-component glue is fully mixed, be filled into then in the copper pipe, solidified 48 hours, form vulcanized joint 5, then auxiliary equipment such as brass tube are dismantled; Said bi-component glue is polyurethane or electron pouring sealant;
(9) sleeve 2 is set on the cable 9, then the silicone oil resin is evenly coated in attachment plug under water 4 and socket couples together;
(10) pad, rubber blanket is tightened hold-down bolt.
The inventive method is novel unique, application easy to operate, through test, adopt cable, the transducer of this inventive method encapsulation, through the indoor static pressure test of 1000 hours (about 42 days), outward appearance is good about 2MPa, insulation resistance meets the requirements, any problem does not appear, and the use of the packer permeability test surplus 200 section in engineering practice, respond well.And through be used for " ten days river power station, Shaanxi prospecting engineering ", " river mouth, Henan village key water control project prospecting engineering ", " the ditch reservoir leak stopping of Jincheng, Shanxi tin precipice with reinforce the prospecting engineering " and " the ancient virtuous key water control project in the Yellow River is reconnoitred engineering " all obtained success, reached the technique effect of sealing fully, economic and social benefit is huge.

Claims (2)

1. the encapsulating method that is connected of a detachable submerged cable and transducer; increase a joint (1) at first for common transducer; it can be linked to each other with the attachment plug under water (4) that routine is used and seal; it is characterized in that; adopting screw thread and laser welding to combine joint (1) left end and transducer couples together; with the right-hand member of joint by screw thread and under water socket couple together; and the sealing ring on the dependence socket (3) sealing; attachment plug under water (4) and signal-transmitting cable (9) are combined by the vulcanized joint (5) that bi-component glue forms; protect by the binding site of sleeve (2) socket and signal-transmitting cable and attachment plug under water under water; annular gap between sleeve and the signal-transmitting cable is sealed by rubber blanket (7) and pad (6) and hold-down bolt (8), constitutes the structure that cable and the transducer place of linking are sealed into one.
2. the encapsulating method that is connected of detachable submerged cable according to claim 1 and transducer is characterized in that, is realized by following steps:
(1) it is dark the holding wire of transducer to be filled in the about 25mm of sensor internal, fills in the transducer with the circular rubber cushion of 7mm then, and iron filings are fallen into sensor internal when avoiding tapping;
(2) upward be socket mounting hole tapping under water with the 5/16-24UNF screw tap at joint (1);
(3) installing hole that processes is cleaned out, pulled out holding wire and socket wire bonds under water;
(4) smear the silicone oil resin on the sealing ring (3) with socket, tight a bolt;
(5) hold-down bolt (8), pad (6) and rubber blanket (7) are set on the cable (9) successively, again cable are removed the 50mm crust, remove the steel wire and the unnecessary heart yearn that expose out, it is stand-by to stay two lead-in wires, length 15mm, the lead-in wire of attachment plug under water same treatment, long 40mm goes between;
(6) attachment plug lead-in wire and cable tail weld under water, go between till exposing new face with Coarse Mesh Gauze polishing cable and attachment plug under water (4);
(7) the hollow pipe blended rubber cloth that latten(-tin) is rolled into internal diameter 12mm is finalized the design, attachment plug makes progress and is wrapped with adhesive tape on the lead-in wire of 30mm under water, guarantees that its diameter is 12mm, is fixed to brass tube on the adhesive tape, cable and attachment plug under water are fixed on the support, and keep with one heart;
(8) bi-component glue polyurethane or electron pouring sealant are fully mixed, be filled in the copper pipe, solidified 48 hours, form vulcanized joint (5), again brass tube is dismantled;
(9) sleeve (2) is set on the cable (9), the silicone oil resin is evenly coated in attachment plug under water (4) and socket couples together;
(10) pad and rubber blanket are twisted hold-down bolt.
CN2009100656490A 2009-08-05 2009-08-05 Method for connecting and sealing detachable underwater cable and sensor Active CN101651320B (en)

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102562042A (en) * 2012-01-19 2012-07-11 盘锦鑫辉石油科技有限公司 Signal transmission method for downhole measurement and control system
CN103604616A (en) * 2013-11-07 2014-02-26 上海交通大学 Watertight device for jacket launching actual measurement
CN105162073B (en) * 2015-10-27 2017-07-18 河海大学 Cable adapter protector and application method for Expressway Soft Foundation Monitoring
CN106768402A (en) * 2017-03-20 2017-05-31 北京矿联地热能工程设计研究院有限公司 A kind of cable for measuring temperature of ground temperature detecting system
CN109253835B (en) * 2018-08-31 2020-09-04 杭州瑞声海洋仪器有限公司 Accurate environment pressure measuring device and method for linear array
CN109254477B (en) * 2018-10-31 2024-04-05 中国科学院西安光学精密机械研究所 Sealing device of underwater high-speed camera system
CN110112693A (en) * 2019-05-30 2019-08-09 沪东中华造船(集团)有限公司 A kind of novel diameter reducing cable gland
CN114440807B (en) * 2021-12-30 2025-02-18 中国船舶重工集团公司第七一九研究所 An integrated automatic measuring device and method for sea mud thickness in a nuclear power plant pump room

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2254180Y (en) * 1996-01-25 1997-05-14 中国科学院声学研究所 Compound hydrophone
CN1214294A (en) * 1997-10-13 1999-04-21 北京市电科水电高技术工程公司 Sulfurizing jointing instrument and its rubber water-stopping band connecting method
CN1543694A (en) * 2001-06-20 2004-11-03 �����ա��ڵ� conductor system
CN2764031Y (en) * 2004-11-17 2006-03-08 中国科学院海洋研究所 Water sealed connector for cable

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2254180Y (en) * 1996-01-25 1997-05-14 中国科学院声学研究所 Compound hydrophone
CN1214294A (en) * 1997-10-13 1999-04-21 北京市电科水电高技术工程公司 Sulfurizing jointing instrument and its rubber water-stopping band connecting method
CN1543694A (en) * 2001-06-20 2004-11-03 �����ա��ڵ� conductor system
CN2764031Y (en) * 2004-11-17 2006-03-08 中国科学院海洋研究所 Water sealed connector for cable

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Address after: 450003 Jinshui Road 109, Zhengzhou City, Henan Province

Patentee after: YELLOW RIVER ENGINEERING CONSULTING Co.,Ltd.

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Patentee after: Shenzhen Xianhe Water Resources and Hydropower Engineering Co.,Ltd.

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Patentee before: YELLOW RIVER ENGINEERING CONSULTING Co.,Ltd.

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