CN204188964U - A kind of emergency system of underwater operation platform - Google Patents

A kind of emergency system of underwater operation platform Download PDF

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Publication number
CN204188964U
CN204188964U CN201420508109.1U CN201420508109U CN204188964U CN 204188964 U CN204188964 U CN 204188964U CN 201420508109 U CN201420508109 U CN 201420508109U CN 204188964 U CN204188964 U CN 204188964U
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emergency
underwater
cable
waterborne
unit
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徐国华
祝诗扬
金奎�
毕健
徐晗
黄明辉
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Huazhong University of Science and Technology
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Huazhong University of Science and Technology
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Abstract

The utility model discloses a kind of underwater operation platform emergency system, comprise emergency unit waterborne, underwater emergency unit, emergent cable unit and emergent releasing unit, emergent cable unit comprises again underwater emergency cable and emergent cable waterborne, emergency unit waterborne comprises emergency controller waterborne, and underwater emergency unit comprises underwater emergency controller, winch topworks, air valve execution architecture.When a failure occurs it, emergent releasing unit release is docked to make underwater emergency cable and emergent cable waterborne from floating cylinder, thus make emergency unit waterborne and underwater emergency unit set up power channel and communication channel, instruction is sent to underwater emergency controller by emergency controller waterborne, orders about underwater operation platform floating reclaim to make the gentle valve actuating mechanism of winch topworks.The utility model system and method solves the technical matters that traditional salvaging mode cannot be suitable for the emergency processing of Large Underwater job platform.

Description

A kind of emergency system of underwater operation platform
Technical field
The utility model belongs to underwater working device technical field, more specifically, relates to a kind of emergency system of underwater operation platform.
Background technology
Along with greatly developing of China's marine cause, underwater operation platform carries out the carrier of underwater test as underwater operation tool, and it is more and more widely used.Underwater operation platform adopts tension leg technology to carry out Underwater Navigation, according to the platform stance information of related sensor feedback, by regulating underwater winch tension leg hawser wirerope length, the depthkeeping of implementation platform and the servocontrol of attitude.
But, underwater operation platform is in the environment very severe of deepwater work, often various danger is faced with, the job platform under the timely recycle-water of needs once face a danger, because develop a platform to have dropped into a large amount of manpower, material resources and financial resources, and the data that each lower water test obtains also has great value.If because fault causes platform to have an accident, great loss will be caused, and be a heavy strike to ocean development and research.Therefore, underwater operation platform break down after emergency trouble shooting measures be also one of the guardian technique becoming job platform development.At present, the domestic emergency processing method for underwater operation platform is the mode of salvaging, and platform can not float automatically, this mode needs to transfer a large amount of manpower and materials, at substantial financial resources, it is applicable to the small-sized objects such as underwater robot, cannot be suitable for for large-scale underwater operation platform.
Utility model content
For above defect or the Improvement requirement of prior art, the utility model provides a kind of emergency system of underwater operation platform, its object is to the emergency system that a kind of applicable Large Underwater job platform is provided, when underwater operation platform in case of emergency being carved automatically can float up to the water surface, without the need to salvaging, solve the technical matters that traditional salvaging mode cannot be suitable for the emergency processing of Large Underwater job platform thus.
For achieving the above object, the utility model provides a kind of emergency system of underwater operation platform, when underwater operation platform breaks down, the water surface is floated up to for making underwater operation platform, it is characterized in that, comprise underwater emergency unit, emergency unit waterborne, the emergent cable unit connecting underwater emergency unit and emergency unit waterborne when a failure occurs and emergent releasing unit, wherein
Emergency unit waterborne, it to be arranged on the water surface on lash ship, comprise emergency controller waterborne, the industrial computer waterborne be electrically connected with emergency controller waterborne respectively and emergency operation panel, by emergency operation panel input control order, this steering order is transferred to emergency controller waterborne, emergency controller waterborne by this command to underwater emergency unit, industrial computer waterborne is for showing underwater platform status information, comprise platform's position and pose information, winch status information and warning message etc., and real-time storage operational order and feedback data;
Underwater emergency unit, it is arranged in the underwater control cabin of underwater operation platform, it comprises UPS (uninterrupted power source), underwater emergency controller, the Pose Control device be electrically connected with underwater emergency controller respectively, enter water discharge controller and winch controller, Pose Control device is for receiving the platform's position and pose information of the depthometer being installed on platform corner and the inclinator being installed on Platform center measurement, and this information feed back is shown to the water surface, enter water discharge controller for floating up to after the water surface until job platform, control High-pressure air valve to open with to ballast tank draining, platform is made to continue float and weigh anchor, winch controller is for receiving the instruction from topside controller, control four winch actions, and feed back the motor pressure of winch, cable releasing speed, the status informations such as cable tension.Underwater emergency unit also comprises and enters the air valve topworks of the enforcement High-pressure air valve opening and closing that water discharge controller is electrically connected and stablize the winch topworks of cable laying with the enforcement winch that winch controller is electrically connected;
Emergent releasing unit, it is arranged on underwater operation platform, comprise the electric actuating cylinder be electrically connected with the UPS in described underwater emergency unit, one end is run through by electric actuating cylinder end and the other end that is fixed is fixed on the restraining of underwater operation platform, and band binding in bond from floating cylinder;
Emergent cable unit, it comprises, and one end is positioned at the waterborne emergent cable of emergent platform waterborne, one end is fixed on underwater emergency platform by cable system and is made by the other end self to be all wrapped in the described underwater emergency cable from floating cylinder;
When underwater emergency controller detect to there is power breakdown or communication failure between underwater operation platform and lash ship waterborne time, power to described underwater emergency controller to make it to send instruction by described UPS electric actuating cylinder is rotated and to discharge the restraining that is fixed, namely after normal distribution breaks down, UPS can provide power supply, its sustainable power supply 3 hours, guarantee that emergent releasing unit normally works, floating because losing constraint from floating cylinder of band binding in bond, float from floating cylinder while rotate the cable laying realizing underwater emergency cable, after underwater emergency cable emerges with certainly floating cylinder, manually by underwater emergency cable and the docking of underwater emergency cable, the electric power between lash ship and underwater operation platform and communication transfer can be set up to make it be communicated with, emergency controller is under water given by the command from emergency controller waterborne by the emergent cable after docking, and further corresponding instruction is transferred to described winch controller to make winch topworks driving winch cable laying, realize underwater operation platform to float, and command adapted thereto is transferred to drive High-pressure air valve to open with to ballast tank draining thus weigh anchor after making underwater operation platform emerge into water discharge controller to make air valve topworks further, realize Emergency recovery.
Further, described emergency cable waterborne and underwater emergency cable comprise power lead and a pair Shielded Twisted Pair, and can provide communication and power channel, described power lead is equivalent cross-sectional area is 6mm2 three-core structure, and it is suitable for the high-tension electricity of 380V simultaneously.
Further, described emergent cable unit also comprises and emergent junction box waterborne, for communication cable and service cable to be merged into the waterborne emergent cable providing and communicate with electric power simultaneously, also comprise and underwater emergency junction box, for will the underwater emergency cable of communication and electric power be provided to be divided into service cable and communication cable simultaneously.
Further, also comprise the underwater emergency power distribution cabinet be electrically connected with underwater emergency junction box, it is installed in underwater control cabin, is to the local distribution needing electricity consumption of described underwater emergency unit after 220V for the voltage transitions of the service cable be separated by underwater emergency junction box.
In order to further illustrate the utility model, a kind of emergency method of underwater operation platform is also provided, when underwater operation platform breaks down, system as above is worked in time and realizes water job platform steadily to reclaim in time, it is characterized in that, when underwater emergency controller detect to there is power breakdown or communication failure between underwater operation platform and lash ship waterborne time, when recovering in 5 ~ 60 minutes, described underwater emergency controller discharges described electric actuating cylinder automatically to be made to float from floating cylinder, realize described emergent cable waterborne and the docking of described underwater emergency cable, to set up communication and power channel.
Further, in described underwater operation platform floating-upward process, by described platform's position and pose controller acquisition platform attitude and depth information, and regulate platform ascent rate according to this information manual shift winch cable releasing speed; After underwater operation platform floats up to the water surface, open High-pressure air valve and the draining of underwater operation load of platform water tank is surfaced to realize underwater operation platform deck; Then mechanical caging is carried out to tension windlass, continue to carry out draining to ballast tank, make platform continue float and weigh anchor, realize underwater operation platform and emerge completely.
Further, adopt three kinds of winchman's operation modes to regulate cable releasing speed:
Pattern one is the proportional throttle valve aperture being set each winch by the knob of each winch respectively, thus adjustment of tonicity winch motor recycle muzzle pressure, control motor rotary speed, by controlling, enable button is unified controls each tension windlass action.In floating-upward process, according to platform ascent rate and attitude, in real time regulate proportional throttle valve aperture, ensure that platform steadily floats recovery;
The pattern of pattern two for adopting under pattern one failure conditions, by controlling the switching throttling valve of each winch thus controlling tension windlass cable laying, implementation platform steadily floats recovery;
The pattern that pattern three adopts for pattern two failure conditions, stop by controlling each tension windlass brake point, implementation platform steadily floats recovery.Also namely, winchman's operation mode has priority orders, and the priority of pattern one is greater than the priority of pattern two, and the priority of pattern two is greater than the priority of pattern three, is carried out the selection of corresponding modes by the described emergency operation panel of emergency unit waterborne.
Underwater operation platform emergency system in the utility model can detect with communicating in real time to the electric power of underwater operation platform, once break down, underwater emergency controller controls to discharge from floating cylinder automatically, after it emerges, complete the docking of emergent cable, set up emergency communication passage and power channel, by emergency unit receiving platform posture information waterborne, send winch steering order according to the status information of platform's position and pose to realize meeting an urgent need the accurate remote control of floating to platform, the object that final implementation platform safety and steady floats.
In general, the above technical scheme conceived by the utility model compared with prior art, can obtain following beneficial effect:
1, the underwater operation platform emergency system that provides of the utility model, can carry out electric power and communication failure detection, system discharges automatically from floating cylinder when a failure occurs it, and its automaticity is high, ensure the promptness of platform Emergency decision, achieve the Emergency recovery to Large Underwater job platform.
2, by the fixing restraining of pressurized strut pinning be arranged on platform, the utility model guarantees that it does not discharge from floating cylinder, when emergency procedure starts, electric actuating cylinder decontrols restraining under driven by power, emergent to float from floating cylinder while rotate and realize cable laying, releasing mechanism structure is simple, and reliability is high.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the emergency system that the utility model embodiment provides;
Fig. 2 (a) is the emergent releasing unit structural representation that the utility model embodiment provides;
Fig. 2 (b) is emergent releasing unit schematic diagram when floating cylinder release in the utility model embodiment;
Fig. 3 is the emergent distribution schematic diagram that the utility model embodiment provides.
1-emergency unit 11-waterborne industrial computer waterborne 12-emergency controller waterborne
13-emergency operation panel
The 2-cable unit 21-emergent junction box 22-waterborne that meets an urgent need meets an urgent need cable
23-underwater emergency junction box 221-emergent cable 222-underwater emergency cable waterborne
3-underwater emergency unit 31-underwater emergency controller 32-platform's position and pose controller
33-enters water discharge controller 34-winch controller 331-air valve topworks
341-winch topworks
4-meets an urgent need releasing unit 41-electric actuating cylinder 42-restraining
43-is from floating cylinder
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can mutually combine.
Fig. 1 is the theory diagram of the emergency system that the utility model embodiment provides.As shown in Figure 1, a kind of underwater operation platform emergency system comprises emergency unit 1 waterborne, emergent cable unit 2, underwater emergency unit 3, and emergency unit 1 waterborne is connected by emergent cable unit 2 with underwater emergency unit 2.In this example, emergency unit 1 waterborne comprises industrial computer 11 waterborne, emergency controller waterborne 12, emergency operation panel 13.Surface location 1 is arranged in surface mother ship central station of floating dock, emergency controller 12 waterborne selects SIEMENS PLC, emergency controller waterborne is connected with industrial computer 11 waterborne by 232 communications, industrial computer 11 waterborne runs the water surface and shows control program, and real-time storage operational order and feedback data, also in order to show underwater platform status information, underwater platform status information comprises platform's position and pose information, winch status information and warning message etc.By emergency operation panel 13 input control order, by Ethernet by command to emergency controller 12 waterborne, emergency controller 12 waterborne passes through emergent RS485 by command to underwater emergency controller 31, because RS485 communication has long distance of signal transmission, the advantage of strong interference immunity, so preferred this transmission mode under emergency conditions.Underwater emergency controller 31 sends to platform's position and pose controller 32 after unpacking the steering order received and verify, enters water discharge controller 33 and winch controller 34.Platform's position and pose controller 32 receives the information of the depthometer being installed on platform corner and the inclinator being installed on Platform center, and this inclinator both can measure heeling angle also can measure trim angle, is shown by the platform's position and pose information feed back of measurement to industrial computer 11 waterborne.Entering water discharge controller 33 for treating that job platform floats up to the water surface, controlling to open High-pressure air valve to ballast tank draining, make platform continue float and weigh anchor.Winch controller 34, for receiving steering order, controls four the winch actions being positioned at the present embodiment underwater operation platform corner, and feeds back the status information such as motor pressure, cable releasing speed, cable tension of winch.Each controller is decoded to operational order, controls corresponding topworks's action.Enter water discharge controller 33 and control air valve topworks 331 action, to make the High-pressure air valve of ballast tank open, to realize weighing anchor after the draining of underwater operation platform floats up to the water surface.Winch controller 34 controls winch topworks 341 action, stablizes cable laying implementation platform steadily float by control winch.Simultaneously, platform's position and pose controller 32, enter water discharge controller 33, winch controller 34 feeds back the platform status information, underwater emergency controller 31 is transferred to by Ethernet under water, verified by underwater emergency controller 31 and close bag, emergency controller 12 waterborne is sent to by emergent cable 22, industrial computer 11 waterborne receives information, the status information of winch, the information etc. of High-pressure air valve valve remote control about the platform degree of depth and the inclination angle that are forwarded by emergency controller 12 waterborne, and is shown by industrial computer 11 display screen waterborne.
Fig. 2 (a) is emergent releasing unit 4 structural representation that the utility model embodiment provides, and Fig. 2 (b) is emergent releasing unit schematic diagram when floating cylinder release in the utility model embodiment.Emergent releasing unit 4 is arranged on underwater operation platform, electric actuating cylinder 41 is connected with cable with the UPS in underwater emergency unit 3, restraining 42 one end is run through by electric actuating cylinder 41 end and is fixed, and the other end is fixed on underwater operation platform, bundlees from floating cylinder 43 band 42 in bond.Wherein be made up of buoyant material from floating cylinder 43, in certain positive buoyancy after floating cylinder 43 enters water.Underwater emergency cable 222 one end is fixed on underwater operation platform by cable grip, and described in being all wrapped in from the other end on floating cylinder 43, namely its one end is fixed on underwater operation platform, and remainder is all wrapped on floating cylinder.When platform normally works, the electric actuating cylinder 41 be arranged on platform pins the fixing restraining 42 from floating cylinder, guarantee that it does not discharge, once emergency procedure starts, electric actuating cylinder 41 rotates to decontrol restraining 42 by driven by power, start to float from floating cylinder 43, emergent cable 22 one end is fixed on underwater operation platform by cable grip, and the other end realizes cable laying owing to floating to rotate from floating cylinder 43.After arriving the water surface from floating cylinder, manually the waterborne emergent cable 221 on lash ship and the underwater emergency cable 222 on floating cylinder are docked.
The RS485 telecommunication cable of lash ship central station of floating dock and switchgear building 380V emergency service cable are merged into emergent cable 221 waterborne by emergent junction box 21 waterborne, emergent cable 221 waterborne is connected by watertight connector with underwater emergency cable 222, underwater emergency junction box 23 is arranged in underwater control cabin, it is connected to the end of underwater emergency cable 222 near underwater operation platform, for will the underwater emergency cable 222 of communication and electric power be provided to be divided into service cable and communication cable simultaneously, the 380V emergency service being about to emergent cable 22 transmission is connected to emergent power distribution cabinet, power to each device under water, RS485 communication cable is connected to underwater emergency controller 31, set up underwater communication passage waterborne.
The emergency service principle of underwater operation platform as shown in Figure 3, when distribution breaks down under water, Remote combined floodgate/disjunction cannot recover, now, each controller and electric actuating cylinder 41 are powered by UPS and still can be maintained normal work under water, but topworks's power-off all.The release of system automatic decision is from floating cylinder 43, set up underwater communication passage waterborne and power channel, distribution transfers the 380V emergency service that lash ship waterborne provides to, underwater emergency junction box 23 is transferred to through emergent cable 22 by emergent junction box 21 waterborne, be connected to emergent power distribution cabinet under water, be 220V by emergent power distribution cabinet transformation, to UPS charging and power to each controller under water and topworks.
Emergency system is according to the emergency condition of platform, there are three kinds of winchman's operation modes, pattern one: by the knob setting proportional throttle valve aperture of four in winch hydraulic control system, thus adjustment of tonicity winch motor recycle muzzle pressure, controlling motor rotary speed, unifying control four tension windlass actions by controlling enable button; Pattern two: under pattern one failure conditions, switch to pattern two, controls tension windlass cable laying by four the switching throttling valves controlling winch hydraulic system; Pattern three: under pattern two failure conditions, switch to pattern three, stop by controlling four tension windlass brake points, implementation platform steadily floats recovery, operated by emergency operation panel 13 winchman carried out under corresponding contingency mode according to certain priority, namely pattern one priority is greater than pattern two priority, and pattern two priority is greater than pattern three priority.
In platform floating-upward process, the platform stance gathered according to platform's position and pose controller 32 and depth information, artificial decision winchman's operation mode and platform ascent rate, ensure that platform safety rises to the water surface stably.Simultaneously, the platform degree of depth, attitude are sent to water surface industrial computer 11 by underwater emergency controller 31, treat that job platform floats up to the water surface, open High-pressure air valve draining and surface to platform deck, mechanical caging is carried out to four winches, just only tension windlass is locked herein, do not relate to anchoring winch, continue to open High-pressure air valve and draining is carried out to ballast tank, make platform continue float and weigh anchor, last platform emerges completely, thus realizes the Emergency recovery to underwater operation platform.
When underwater emergency controller 31 detect to there is power breakdown or communication failure between underwater operation platform and lash ship waterborne time, when recovering in 5 ~ 60 minutes, the described underwater emergency controller 31 automatically described electric actuating cylinder 41 of release makes to float from floating cylinder 43, realize described emergent cable 221 waterborne and described underwater emergency cable 222 docks, to set up communication and power channel.The determination of this time determines according to actual conditions such as the sizes of sea area condition and underwater operation platform, when underwater operation platform depth under water is more shallow, when sea conditions is good, the longlyest can cannot recover to make its Emergency recovery again in one hour, otherwise, then need to reclaim as early as possible.
In the middle of reality, lash ship waterborne is connected with optoelectronic composite cable with underwater operation platform, by optoelectronic composite cable transferring electric power with communicate, but after breaking down, this optoelectronic composite cable can not communicate with carrying out by transferring electric power, now, enable the underwater emergency system that the utility model provides, emergent cable 221 waterborne and underwater emergency cable 222 are docked, to set up communicating and power channel between another lash ship waterborne with underwater operation platform, and input instruction by emergency operation panel 13 waterborne, by the emergent cable 22 of emergency controller 12 waterborne and docking, instruction is passed to underwater emergency controller 31 again, underwater manipulator is worked to corresponding air valve topworks 331 and winch topworks 341, realize underwater operation platform to float, this ascent rate generally can be 0.3m/min.Also gathered the attitude information of underwater operation platform by underwater platform Pose Control device 32, and this information is fed back to industrial computer 11 waterborne by emergent cable 22 and emergency controller waterborne 12, make staff can know the state of underwater operation platform in real time.And, after breaking down, but emergent cable 221 waterborne and underwater emergency cable 222 be not also to the stage connected, by UPS to emergency controller 31 and electric actuating cylinder 41 etc. need the place of electricity consumption to power under water, the sustainable power supply of UPS 3 hours, can ensure completely to float on the water surface from floating cylinder 43 in 3 hours.After emergent cable 22 docks, the electric power from lash ship waterborne can also charge to UPS, makes it lay in electricity.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.

Claims (4)

1. the emergency system of a underwater operation platform, when underwater operation platform breaks down, the water surface is floated up to for making underwater operation platform, it is characterized in that, comprise underwater emergency unit, emergency unit waterborne, for breaking down time connect underwater emergency unit and emergency unit waterborne emergent cable unit and for breaking down time release signal emergent releasing unit, wherein
Emergency unit waterborne (1), it is arranged on the lash ship on the water surface, comprise emergency controller waterborne (12), the industrial computer waterborne (11) be electrically connected with emergency controller waterborne (12) respectively and emergency operation panel (13), described emergency operation panel (13) is for input control order, described industrial computer waterborne (11) is for showing the information transmitted from described emergency controller waterborne (12), and real-time storage operational order and feedback data;
Underwater emergency unit (3), it is arranged in the control cabinet of underwater operation platform, it comprises UPS, underwater emergency controller (31), the platform's position and pose controller (32) for controlling underwater operation platform stance be in real time electrically connected with underwater emergency controller (31) respectively, control underwater operation load of platform water tank and enter entering water discharge controller (33) and controlling the winch controller (34) of winch folding and unfolding cable of draining, also comprise and the air valve topworks (331) of entering the enforcement High-pressure air valve opening and closing that water discharge controller is electrically connected, and stablize the winch topworks (341) of cable laying with the enforcement winch that winch controller (34) is electrically connected,
Emergent releasing unit (4), it is arranged on underwater operation platform, comprise the electric actuating cylinder (41) be electrically connected with the UPS in described underwater emergency unit, one end is run through by electric actuating cylinder end and the other end that is fixed is fixed on the restraining (42) of underwater operation platform, band binding in bond from floating cylinder (43);
Emergent cable unit (2), it comprises, and one end is positioned at the waterborne emergent cable (221) of emergent platform waterborne, one end is positioned at underwater emergency platform and is made by the other end self to be all wrapped in the described underwater emergency cable (222) from floating cylinder (43).
2. the emergency system of a kind of underwater operation platform as claimed in claim 1, it is characterized in that, described emergency cable waterborne (221) and underwater emergency cable (222) comprise power lead and a pair Shielded Twisted Pair, can provide communication and power channel, described power lead is equivalent cross-sectional area is 6mm simultaneously 2three-core structure.
3. the emergency system of a kind of underwater operation platform as claimed in claim 1 or 2, it is characterized in that, described emergent cable unit (2) also comprises emergent junction box (21) waterborne, it is connected to the end of emergent cable (221) waterborne near lash ship waterborne, for communication cable and service cable to be merged into the waterborne emergent cable (221) that can provide and communicate with electric power simultaneously; Also comprise underwater emergency junction box (23), it is connected to the end of underwater emergency cable (222) near underwater operation platform, for will the underwater emergency cable (222) of communication and electric power be provided to be divided into service cable and communication cable simultaneously.
4. the emergency system of a kind of underwater operation platform as claimed in claim 3, it is characterized in that, also comprise the underwater emergency power distribution cabinet be electrically connected with underwater emergency junction box (23), it is installed in underwater control cabin, is to the local distribution needing electricity consumption of described underwater emergency unit after 220V for the voltage transitions of the service cable be separated by underwater emergency junction box.
CN201420508109.1U 2014-09-04 2014-09-04 A kind of emergency system of underwater operation platform Active CN204188964U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420508109.1U CN204188964U (en) 2014-09-04 2014-09-04 A kind of emergency system of underwater operation platform

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Application Number Priority Date Filing Date Title
CN201420508109.1U CN204188964U (en) 2014-09-04 2014-09-04 A kind of emergency system of underwater operation platform

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CN204188964U true CN204188964U (en) 2015-03-04

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