CN102358407B - Seabed shearing salvaging device for undersea cable - Google Patents
Seabed shearing salvaging device for undersea cable Download PDFInfo
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- CN102358407B CN102358407B CN 201110276763 CN201110276763A CN102358407B CN 102358407 B CN102358407 B CN 102358407B CN 201110276763 CN201110276763 CN 201110276763 CN 201110276763 A CN201110276763 A CN 201110276763A CN 102358407 B CN102358407 B CN 102358407B
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Abstract
The invention discloses a seabed shearing salvaging device for an undersea cable and belongs to the fields such as mechanical control, hydraulic control, automatic control, and the like. The seabed shearing salvaging device comprises a shearing mechanism, a holding mechanism, an electronic cabin, a hydraulic system and two capturing cable plates which are mounted on a device frame, wherein a tip anchor palm is used for introducing a fault undersea cable into the shearing mechanism and the holding mechanism; the undersea cable is sheared by the shearing mechanism; two broken ends of the undersea cable are tightly held by the holding mechanism; the holding mechanism is connected to cables in the capturing cable plates, thereby being capable of salvaging the two broken ends of the undersea cable out of the water and maintaining by releasing the holding mechanism; and the electronic cabin is connected to the hydraulic system and is used for sending a control instruction to the hydraulic system, thereby controlling the holding mechanism and the shearing mechanism to operate by the hydraulic system. The seabed shearing salvaging device for the undersea cable has the advantages that the seabed shearing salvaging device is suitable for operations under deep water; the seabed shearing salvaging device can automatically shear the undersea cable, hold the broken ends and connect the lifted cable at 2 kilometers deep-sea bottom; the manufacturing cost is low and the operation is simple; and the problem of repeatedly salvaging the broken ends during a process of salvaging the undersea cable is solved.
Description
Technical field
The present invention relates to fields such as machinery, hydraulic pressure, automatic guidance, is that fishing device is sheared in a kind of deep-sea cable seabed specifically.
Background technology
In the deep-sea cable maintenance activity,, need in the seabed cut-out earlier of extra large cable be salvaged again with shearing fishing device in order to solve the problem that extra large cable can not directly be risen to the water surface." fishing device is sheared in the deep-sea cable seabed " is exactly to be used for deep-sea cable to shear the specialized equipment of salvaging, and is applicable to all extra large cables, optical cable and the wirerope of diameter 19～45mm.
In whole deep-sea cable maintenance engineering, an operation of difficulty maximum should belong to the salvaging to extra large cable.Even modern extra large cable ship and corollary equipment, primary fault reparation sometimes still needs one or two months consuming time, this wherein the most of the time just flower on extra large cable location and fishing operation, the extra large cable ship of, unpowered position fixing system little for tonnage, production time is also longer.Because operation length consuming time, its ships and light boats machine-team, equipment, personnel, the expense that consumptive material produced have just accounted for the overwhelming majority of whole service expenditure, so, cargo handling operation reduces if marine salvage equipment can make, production time shortens, operating reliability increases, and still direct saving service expenditure is all had very important significance to reducing the loss that the circuit blocking-up brings so.
It is that mono-s are sheared under water that existing deep-sea cable is salvaged the shearing equipment majority, or shears broken end of back grasping, exist searching once more to break end and salvage problem again, and follow-up task difficulty and work capacity is still very big.
Summary of the invention
In order to address the above problem, the invention provides and a kind ofly can shear extra large cable under water, again can be when shearing folder hold two devices that broken end is salvaged then of cable, promptly a kind of two cutting, same shearing fishing devices of mode of holding in two ends held.
Fishing device is sheared in a kind of deep-sea cable seabed, comprises device frame, cutting mechanism, electronic compartment, hydraulic efficiency pressure system, holding mechanism and two auxilliary wirerope cable dishes that connect;
Described device frame comprises installation frame and service platform, is equipped with on the installation frame that electronic compartment, hydraulic efficiency pressure system and two are auxilliary to connect wirerope cable dish, and the installation frame front portion links to each other with service platform by attaching parts, and interspaces between installation frame and service platform; Cutting mechanism and two holding mechanisms are installed on the service platform;
Described cutting mechanism comprises base, cutter head and cutting oil cylinder; Wherein, laterally have extra large cable on the base and import and export, and extra large cable cutting chamber, extra large cable is imported and exported with extra large cable cutting chamber and is communicated with, and two ends all connect the base left and right sides; Be fixed with the cutting oil cylinder at base upper surface, the flexible end of cutting oil cylinder is connected with the cutter head that is arranged in extra large cable cutting chamber; Described cutting mechanism is installed in service platform upper surface center, and the extra large cable on the base is imported and exported towards control framework;
Described two holding mechanism structures are identical, and include and hold cable device, releasing mechanism and grasping device, be that example describes with one of them holding mechanism: wherein, hold the cable device and comprise holder, last wedge shape briquetting, following wedge shape briquetting; Described holder top has knock hole, has the cavity of end expansion in the holder, and three sides in the cavity perforation holder, makes the vertical vertical section of holder be " C " shape; Slide relative is connected between the inclined-plane of last wedge shape briquetting and cavity upper surface; Slide relative between the inclined-plane of following wedge shape briquetting and cavity lower surface; Hold and pull device and be separately positioned on the cutting mechanism both sides for above-mentioned two, two " C " types hold pull device opening direction towards installation frame, and all towards installation frame place one side; The described extension mouth of pulling the device cavity of holding is imported and exported over against the extra large cable in the cutting mechanism;
Described two releasing mechanisms are separately positioned on two and hold and pull device top, and releasing mechanism comprises positional cylinder, locating dowel pin, oil cylinder seat; Wherein, the oil cylinder end and the oil cylinder seat of positional cylinder are coupling, and the flexible end and the locating dowel pin of positional cylinder are connected; Oil cylinder seat and installation frame are connected, and locating dowel pin is inserted in the knock hole on the holder by holding cable device top, will hold cable device and service platform relative fixed thus;
Described grasping device comprises hold with a firm grip oil cylinder and two rod members of being made up of pinch roller and push rod of holding with a firm grip; The push rod head is connected with pinch roller by pivot pin, and pinch roller is parallel with horizontal surface; Push rod shaft is connected on the bracing frame, and is fixed on the service platform upper surface by bracing frame; Push rod portion in two push rod rod members is the oil cylinder coupling end, and flexible end, the oil cylinder end with the oil cylinder of holding with a firm grip is coupling respectively; Pinch roller in two rod members of holding with a firm grip lays respectively at cutting mechanism and holds between the cable device, and after the flexible end elongation of the oil cylinder of holding with a firm grip, and the center-point of pinch roller is arranged in two and holds two of cable devices and go up on the line of centres of wedge shape briquettings;
Point fork anchor palm is installed in the service platform bottom, most advanced and sophisticated towards installation frame, the extra large cable of burying underground in the sea bed can be lifted by point fork anchor palm, extra large cable enters into two along the anchor palm plane and holds the cavity of pulling device, and the extra large cable by cutting mechanism enters into extra large cable cutting chamber simultaneously;
Described auxilliary connect wirerope cable dish and divide about two, be installed in left side and right side on the installation frame symmetrically, comprise cable dish body, auxilliary wirerope and the wirerope cutting ferrule of connecing, pass through dowel fixes wirerope cutting ferrule at cable dish body medial surface near cable dish axle place, on cable dish axle, be wound with the auxilliary wirerope that connects, an auxilliary end that connects wirerope is captiveed joint with the wirerope cutting ferrule, assists the other end that connects wirerope and holds the cable device and link to each other;
Described electronic compartment links to each other with hydraulic efficiency pressure system by watertight cable, is used for transmitting control signal to hydraulic efficiency pressure system, thereby carries out corresponding actions by the power element drive holding mechanism and the cutting mechanism of hydraulic efficiency pressure system.
The invention has the advantages that:
1, apparatus of the present invention adapt to big depth of water operation, the salvaging that can lay extra large cable in 2000 meters dark seabeds;
2, apparatus of the present invention can realize that intelligent sub sea cable is sheared and cable is carried in salvaging, can carry out automatically that extra large cable is sheared at 2000 meters abyssal floors, the broken end grasping, promote cable a series of program behaviors such as continue;
3, apparatus of the present invention do not need umbilical cable, the equipment that can guarantee does not have to produce voluntarily under the external impetus situation tens of tons of shearing forces and finish a series of program behaviors in 2000 meters seabeds, solved to use that deep-sea length umbilical cable involves great expense, the problem of complex operation;
4, apparatus of the present invention realize the grasping simultaneously of extra large cable double break head and salvage promoting, and have solved in the deep-sea cable salvaging, need carry out repeatedly the broken end of difficulty and salvage problem.
Description of drawings
Fig. 1 is apparatus of the present invention integral structure birds-eye view;
Fig. 2 is a cutting mechanism structure side view in apparatus of the present invention;
Fig. 3 is a cutting mechanism structural front view in apparatus of the present invention;
Fig. 4 pulls device structure side view for holding in apparatus of the present invention;
Fig. 5 pulls the device structural front view for holding in apparatus of the present invention;
Fig. 6 pulls device structure birds-eye view for holding in apparatus of the present invention;
Fig. 7 pulls device clamping cables process scheme drawing for holding in apparatus of the present invention;
Fig. 8 is a releasing mechanism structure side view in apparatus of the present invention;
Fig. 9 holds for releasing mechanism location in apparatus of the present invention and pulls device process scheme drawing;
Figure 10 is the mechanism structure birds-eye view of holding with a firm grip in apparatus of the present invention;
Figure 11 is the member structure lateral plan of holding with a firm grip in the mechanism of holding with a firm grip;
Figure 12 is the mechanism kinematic process scheme drawing of holding with a firm grip in apparatus of the present invention;
Figure 13 is the auxilliary wirerope cable dish structure side view that connects in apparatus of the present invention;
Among the figure:
1-device frame 2-cutting mechanism 3-electronic compartment 4-hydraulic compartment
The auxilliary wirerope cable dish 7-point fork anchor palm 8-sea cable that connects of 5-holding mechanism 6-
101-installation frame 102-service platform 103-attaching parts 201-base
202-cutter head 203-cutting oil cylinder 201a-sea cable is imported and exported cable cutting chamber, 201b-sea
501-holds cable device 502-release gear 503-grasping device 501a-holder
Wedge shape briquetting 501d-connects cable bar 501e-steel ball under the last wedge shape briquetting of the 501b-501c-
501f-knock hole 501g-cavity 501h-chute A 501i-chute B
501j-slide rail A 501k-slide rail B 501l-spring 501m-briquetting
The 502a-positional cylinder 502b-locating dowel pin 502c-oil cylinder seat 503a-oil cylinder of holding with a firm grip
The 503b-rod member 503c-pinch roller 503d-push rod 503e-bracing frame of holding with a firm grip
The auxilliary wirerope 603-wirerope cutting ferrule 604-cable dish axle that connects of 601-cable dish body 602-
The 605-pin
The specific embodiment
The present invention will be further described below in conjunction with accompanying drawing.
Fishing device is sheared in deep-sea cable of the present invention seabed, as shown in Figure 1, comprises device frame 1, cutting mechanism 2, electronic compartment 3, hydraulic compartment 4, holding mechanism 5 and two auxilliary wirerope cable dishes 6 that connect.
Described device frame 1 comprises installation frame 101 and service platform 102, electronic compartment 3, hydraulic compartment 4 and two auxilliary wirerope cable dishes 6 that connect are installed on the installation frame 101, the installation frame 101 anterior attaching partss 103 that pass through link to each other with service platform 102, and 102 of installation frame 101 and service platforms interspace, for extra large cable turnover.Cutting mechanism 2 and two holding mechanisms 5 are installed on the service platform 102.Device frame 1 has also avoided various piece to suffer extraneous collision to cause damage as installation and balance support platform that the present invention shears various piece in the fishing device.Each parts self watertight in apparatus of the present invention.
Described cutting mechanism 2 is used for shearing extra large cable 8, comprises base 201, cutter head 202 and cutting oil cylinder 203, as Fig. 2, shown in Figure 3.Wherein, laterally have extra large cable on the base 201 and import and export 201a, and extra large cable cutting chamber 201b, extra large cable is imported and exported 201a and is communicated with extra large cable cutting chamber 201b, and two ends all connect base 201 left and right sides.By bolt cutting oil cylinder 203 is arranged on base 201 upper surfaces, the flexible end of cutting oil cylinder 203 is connected with the cutter head 202 that is arranged in extra large cable cutting chamber 201b.Described cutting mechanism 2 is installed in service platform 102 upper surface centers, and the extra large cable on the base 201 is imported and exported 201a towards installation frame 101.Extra large thus cable can be imported and exported 201a by extra large cable and enter into extra large cable cutting 201b inside, chamber, and the flexible end of cutting oil cylinder 203 drives cutter head 202 and moves downward, and realizes the cutting to extra large cable 8.
It is identical that described two holding mechanisms 5 are used for locating extra large cable to be sheared 8, two holding mechanisms 5 structures, includes and hold cable device 501, releasing mechanism 502 and grasping device 503, as shown in Figure 1.With one of them holding mechanism 5 is that example describes: wherein, hold cable device 501 and comprise holder 501a, last wedge shape briquetting 501b, following wedge shape briquetting 501c, meet cable bar 501d and retainer spring steel ball 501e, as shown in Figure 4.Described holder top has knock hole 501f, has the cavity 501g of end expansion in the holder 501a, and three sides among the cavity 501g perforation holder 501a, makes the vertical vertical section of holder 501a be " C " shape, as shown in Figure 5.The upper surface of cavity 501a and lower surface are the plane, and have chute A501h, chute B501i.Design respectively on the inclined-plane of described wedge shape briquetting 501b of going up and following wedge shape briquetting 501c slide rail A501j, slide rail B501k are arranged.Chute A501h and slide rail A501j cooperatively interact, and make slide relative between the inclined-plane of wedge shape briquetting 501b and cavity 501g upper surface; Chute B501i and slide rail B501k cooperatively interact, and make down slide relative between the inclined-plane of wedge shape briquetting 501c and cavity 501g lower surface.Be hinged with on the holder 501a and meet cable bar 501d, meet cable bar 501d and be used for linking to each other, as shown in Figure 6 with the auxilliary auxilliary wirerope 602 that connects that connects in the wirerope cable dish 6.Slide to cavity 501g contraction mouth direction by last wedge shape briquetting 501b and following wedge shape briquetting 501c, wedge shape briquetting 501b and following wedge shape briquetting 501c plane distance are dwindled, thereby will be positioned at extra large cable 8 clamp fittings of cavity, as shown in Figure 7.For make wedge shape briquetting 501b and following wedge shape briquetting 501c do not press from both sides hold extra large cable during the energy secure fixation at initial position, at last wedge shape briquetting 501b, between following wedge shape briquetting 501c and holder 501a lock ball 501e is set, steel ball 501e successively with spring 501l, briquetting 501m links to each other, realize the initial alignment of wedge shape briquetting and holder 501a by steel ball 501e, as shown in Figure 4, and the lower surface of last wedge shape briquetting 501b has all designed projection with the lower surface of following wedge shape briquetting 501c, can make wedge shape briquetting 501b and following wedge shape briquetting 501c better clamp extra large cable 8 by projection.Adopt said structure, make cut extra large cable 8 tension force big more, it is also big more to hold the curable grip that cable device 501 provided, and can not prolong in time and relax, thereby has guaranteed that two broken ends that are cut off extra large cable 8 are clenched.
Hold and pull device 501 and be separately positioned on cutting mechanism 2 both sides for above-mentioned two, two " C " types hold pull device 501 opening direction towards service platform 102, and all towards installation frame 101 places one side.The described extension mouth of pulling device 501 cavity 501g of holding is imported and exported 201a over against the extra large cable in the cutting mechanism 2, and extra large cable cutting chamber 201b lower surface coplane in the lower surface of cavity 501g and the cutting mechanism 2.Hold and pull device 501 and do not have hard the connection, but realize holding the relative positioning of pulling between device 501 and service platform for described two by releasing mechanism 502 with 102 of service platforms.
Described two releasing mechanisms 502 are separately positioned on two and hold and pull device 501 tops, and releasing mechanism comprises positional cylinder 502a, locating dowel pin 502b, oil cylinder seat 502c, as shown in Figure 8.Wherein, oil cylinder end and the oil cylinder seat 502c of positional cylinder 502a are coupling, and flexible end and the locating dowel pin 502b of positional cylinder 502a are connected.Oil cylinder seat 502 is connected with installation frame 101, locating dowel pin 502b is by stretching among the knock hole 501f that holds on the holder that cable device 501 tops are inserted into, to hold cable device 501 and service platform relative fixed thus, as shown in Figure 9, thus, when the flexible end of positional cylinder 502a shrinks, locating dowel pin 502b can be broken away from knock hole 501f, realize holding separating of cable device 501 and 102 of service platforms.
Described grasping device 503 comprises hold with a firm grip oil cylinder 503a and two rod member 503b that hold with a firm grip that are made up of pinch roller 503c and push rod 503d, as shown in figure 10.As shown in figure 11, wherein, push rod 503d divides for by two cross bar 503d1 and a push rod head and the push rod portion that pipe link 503d2 forms; The two ends of pipe link 503d2 respectively with vertical connection of an end of two cross bar 503d1, form " U " shape putter head thus.Pipe link 503d2 and push rod portion vertical connection of one end.All be connected with pinch roller 503c by pivot pin on push rod head two medial surfaces, two pinch roller 503c are all parallel with horizontal surface.Push rod 503d is coupling on bracing frame 503e, and is fixed on service platform 102 upper surfaces by bracing frame 503e, and push rod 503d can bracing frame 503e be that axle horizontal freely rotates.The free end of push rod portion is the oil cylinder coupling end.The oil cylinder coupling end of push rod portion is coupling with flexible end, the oil cylinder end of the oil cylinder 503a that holds with a firm grip respectively among two rod member 503b that hold with a firm grip.Pinch roller 503c among two rod member 503b that hold with a firm grip lays respectively at cutting mechanism 2 and holds between the cable device 501, and after the flexible end elongation of the oil cylinder 503a that holds with a firm grip, and the center-point of pinch roller 503c is arranged on two lines of centres of holding 501 two wedge shape briquettings of cable device.Thus when the flexible end of the oil cylinder 503a that holds with a firm grip shrinks, driving two rod member 503b that hold with a firm grip serves as a relative backward rotation with bracing frame 503e, making two pinch roller 503c among the rod member 503b that holds with a firm grip promote two two last wedge shape briquetting 501b and two following wedge shape briquetting 501c that hold in the cable device 501 respectively slides to two cavity 501g contraction mouth ends respectively, as shown in figure 12, thereby by same hold must go up wedge shape briquetting 501b in the cable device 501, down wedge shape briquetting 501c co-extruded is arranged in the extra large cable 8 of holding cable device 501, extra large cable 8 is clamped.
Point fork anchor palm 7 is installed in service platform 102 bottoms, as Fig. 1 and shown in Figure 9, point fork anchor palm 7 is made up of two fork arms 801, one end of two fork arms 801 links to each other, formation has most advanced and sophisticated " V " shape structure, most advanced and sophisticated towards installation frame 101, and the angle of 102 of the plane at point fork anchor palm 8 places and service platforms is 45 °, the other end of two fork arms 801 all is connected with service platform 102 bottoms.And the plane and two that makes point fork anchor palm 8 places is held and is pulled that extra large cable import and export plane, 201a bottom surface place joins in device 501 cavity 501g lower surfaces and the cutting mechanism 2, extra large cable 8 cables of burying underground in the sea bed can be lifted by point fork anchor palm 8, and enter into two along point fork plane, anchor palm 8 place and hold the cavity 501g that pulls device 501, import and export 201a by the extra large cable of cutting mechanism 2 simultaneously and enter into extra large cable cutting chamber 201b, thereby extra large cable 8 is gripped and shears.
The described auxilliary wirerope cable dish about 6 minutes two that connects, be installed in left side and right side on the installation frame symmetrically, comprise cable dish body 601, auxilliary wirerope 602 and the wirerope cutting ferrule 603 of connecing, as shown in figure 13, wirerope cutting ferrule 603 be fixed on cable dish body 601 near cable dish axle 604 places by pin 605 at cable dish body 601 medial surfaces, on cable dish axle 604, be wound with the auxilliary wirerope 602 that connects, an auxilliary end that connects wirerope 602 is captiveed joint with wirerope cutting ferrule 603, and the auxilliary other end that connects wirerope 602 is connected with the cable bar 501d that connects that holds in the cable device 501.Auxilliary connect wirerope 602 and coil in advance in cable dish body 501, when holding cable device 501 and discharge, auxilliaryly connect wirerope 602 and emit with holding cable device 501.Two broken ends of cut extra large cable 8 under the situation that does not possess the surplus of leaving the water, through separately auxilliary connect one section wirerope after, can be suggested the water surface.
Described electronic compartment 3 links to each other with hydraulic compartment 4 by watertight cable, is used for sending work order to hydraulic efficiency pressure system, oil cylinder 503a, cutting oil cylinder 203 and two positional cylinder 502a action thereby the power element of drive hydraulic efficiency pressure system is held with a firm grip, realize respectively:
(1), the flexible end of the oil cylinder 503a that holds with a firm grip shrinks, make two rod member 503b that hold with a firm grip promote two and hold last wedge shape briquetting 501b and following wedge shape briquetting 501c in the cable device 501 extra large cable 8 clampings;
(2), the flexible end elongation of cutting oil cylinder 203, drive 202 pairs of extra large cables of cutter head and cut;
(3), the flexible end elongation of cutting extra large cable preceding two positional cylinder 502a, drive locating dowel pin 502b and insert the knock hole 501f that holds in the cable device 501, make and hold cable device 501 and service platform 102 relative fixed.After cutting extra large cable, the flexible end of positional cylinder 502a shrinks, and locating dowel pin 502b is by transfering among the knock hole 501f, holding cable device 501 is released, break away from service platform 102, under the effect of extra large cable tension force, hold the auxilliary wirerope 602 that connects of cable device 501 drives and emit from auxilliary connecing in the wirerope cable dish 6.
Described electronic compartment 3 is watertight drum shape housings of being made by corrosion-resistant steel, and an end is established end cap.End cap is provided with the watertight cable incoming line in turnover cabin, and the end cap inboard is established the card frame is installed, and realizes that electronics package, battery pack, the combination of circuits of equipment operation program control all is loaded on the card frame.Electronic compartment must be by being not less than the water pressure resistance test of 25MPa, no leak.
Described hydraulic efficiency pressure system is made up of pressure accumulator, clack box, power element, backflow is withstand voltage empty cabin and respective line.Pressure accumulator is sheared the fishing device pressurising for deep-sea cable of the present invention seabed aboard ship before the water under deep-sea cable seabed shearing fishing device, thinks that deep-sea cable seabed shearing fishing device work drowned provides the energy.Each valve member is installed concentratedly in a withstand voltage cavity clack box, be connected with electronic compartment by watertight cable, each solenoid directional control valve receives the control command of electronic compartment 3 in the clack box, and as prescribed program (promptly hold with a firm grip, shear, discharge) is handled each power element (cutting oil cylinder 203, the oil cylinder 503a that holds with a firm grip, positional cylinder 502a) action.
1 of various piece on the described device frame 1 and device frame adopt the detouchable mounting means.
Claims (9)
1. fishing device is sheared in a deep-sea cable seabed, it is characterized in that: comprise device frame, cutting mechanism, holding mechanism, electronic compartment, hydraulic efficiency pressure system and two auxilliary wirerope cable dishes that connect;
Described device frame comprises installation frame and service platform, is equipped with on the installation frame that electronic compartment, hydraulic efficiency pressure system and two are auxilliary to connect wirerope cable dish, and the installation frame front portion links to each other with service platform by attaching parts; Service platform top is equipped with cutting mechanism, two holding mechanisms, and the bottom is equipped with point fork anchor palm;
Described cutting mechanism comprises base, cutter head and cutting oil cylinder; Wherein, laterally have extra large cable on the base and import and export, and extra large cable cutting chamber, extra large cable is imported and exported with extra large cable cutting chamber and is communicated with, and two ends all connect the base left and right sides; Be fixed with the cutting oil cylinder at base upper surface, the flexible end of cutting oil cylinder is connected with the cutter head that is arranged in extra large cable cutting chamber; Described cutting mechanism is installed in service platform upper surface center, and the extra large cable on the base is imported and exported towards installation frame;
Described two holding mechanism structures are identical, and include and hold cable device, releasing mechanism and grasping device, be that example describes with one of them holding mechanism: wherein, hold the cable device and comprise holder, last wedge shape briquetting, following wedge shape briquetting; Described holder top has knock hole, has the cavity of end expansion in the holder, and three sides in the cavity perforation holder, makes the vertical vertical section of holder be " C " shape; Slide relative is connected between the inclined-plane of last wedge shape briquetting and cavity upper surface; Slide relative between the inclined-plane of following wedge shape briquetting and cavity lower surface; Hold and pull device and be separately positioned on the cutting mechanism both sides for above-mentioned two, two " C " types hold pull device opening direction towards installation frame, and all towards installation frame place one side; The described extension mouth of pulling the device cavity of holding is imported and exported over against the extra large cable in the cutting mechanism;
Described two releasing mechanisms are separately positioned on two and hold and pull device top, and releasing mechanism comprises positional cylinder, locating dowel pin, oil cylinder seat; Wherein, the oil cylinder end and the oil cylinder seat of positional cylinder are coupling, and the flexible end and the locating dowel pin of positional cylinder are connected; Oil cylinder seat and installation frame are connected, and locating dowel pin is inserted in the knock hole on the holder by holding cable device top, will hold cable device and service platform relative fixed thus;
Described grasping device comprises hold with a firm grip oil cylinder and two rod members of being made up of pinch roller and push rod of holding with a firm grip; The push rod head is connected with pinch roller by pivot pin, and pinch roller is parallel with horizontal surface; Push rod shaft is connected on the bracing frame, and is fixed on the service platform upper surface by bracing frame; Push rod portion in two push rod rod members is the oil cylinder coupling end, and flexible end, the oil cylinder end with the oil cylinder of holding with a firm grip is coupling respectively; Pinch roller in two rod members of holding with a firm grip lays respectively at cutting mechanism and holds between the cable device, and after the flexible end elongation of the oil cylinder of holding with a firm grip, and the center-point of pinch roller is arranged in two and holds two of cable devices and go up on the line of centres of wedge shape briquettings;
Point fork anchor palm is installed in the service platform bottom, most advanced and sophisticated towards installation frame, the extra large cable of burying underground in the sea bed can be lifted by point fork anchor palm, extra large cable enters into two along the anchor palm plane and holds the cavity of pulling device, and the extra large cable by cutting mechanism enters into extra large cable cutting chamber simultaneously;
Described auxilliary connect wirerope cable dish and divide about two, be installed in left side and right side on the installation frame symmetrically, comprise cable dish body, auxilliary wirerope and the wirerope cutting ferrule of connecing, pass through dowel fixes wirerope cutting ferrule at cable dish body medial surface near cable dish axle place, on cable dish axle, be wound with the auxilliary wirerope that connects, an auxilliary end that connects wirerope is captiveed joint with the wirerope cutting ferrule, assists the other end that connects wirerope and holds the cable device and link to each other;
Described electronic compartment links to each other with hydraulic efficiency pressure system by watertight cable, is used for transmitting control signal to hydraulic efficiency pressure system, thereby carries out corresponding actions by the power element drive holding mechanism and the cutting mechanism of hydraulic efficiency pressure system.
2. fishing device is sheared in a kind of according to claim 1 deep-sea cable seabed, it is characterized in that: the described cable device of holding also comprises the retainer spring steel ball, the retainer spring steel ball is arranged between wedge shape briquetting and cavity upper surface and following wedge shape briquetting and cavity lower surface, steel ball links to each other with spring, briquetting successively, realizes the location of spring and steel ball by briquetting; Describedly hold that the cable device connects the cable bar and holder is hinged, be used for linking to each other with the auxilliary auxilliary wirerope that connects that connects in the wirerope cable dish.
3. fishing device is sheared in a kind of according to claim 1 deep-sea cable seabed, it is characterized in that: the lower surface of described upward wedge shape briquetting has all designed projection with the upper surface of following wedge shape briquetting.
4. fishing device is sheared in a kind of according to claim 1 deep-sea cable seabed, and it is characterized in that: the upper surface of described cavity and lower surface are the plane, and have chute A, chute B; Design respectively on the inclined-plane of described upward wedge shape briquetting and following wedge shape briquetting slide rail A, slide rail B are arranged; Chute A, chute B and slide rail A, slide rail B cooperatively interact.
5. fishing device is sheared in a kind of according to claim 1 deep-sea cable seabed, it is characterized in that: extra large cable cutting chamber lower surface coplane in the lower surface of described cavity and the cutting mechanism.
6. fishing device is sheared in a kind of according to claim 1 deep-sea cable seabed, it is characterized in that: described point fork anchor palm is made up of two fork arms, one end of two fork arms links to each other, and forms to have most advanced and sophisticated " V " shape structure, and the other end of two fork arms all is connected with the service platform bottom.
7. shear fishing device as a kind of deep-sea cable seabed as described in claim 1 or 6, it is characterized in that: the plane and the angle between service platform at described point fork anchor palm place are 45 °, and the plane and two at point fork anchor palm place is held and pulled that extra large cable import and export plane, bottom surface place joins in device cavity lower surface and the cutting mechanism.
8. fishing device is sheared in a kind of according to claim 1 deep-sea cable seabed, and it is characterized in that: described electronic compartment is the watertight drum shape housing of being made by corrosion-resistant steel, and an end is established end cap; End cap is provided with the watertight cable incoming line in turnover cabin, and the end cap inboard is established the card frame is installed, and realizes that electronics package, battery pack, the combination of circuits of equipment operation program control all is loaded on the card frame; Electronic compartment is withstand voltage more than or equal to 25MPa.
9. fishing device is sheared in a kind of according to claim 1 deep-sea cable seabed, it is characterized in that: described hydraulic efficiency pressure system is made up of pressure accumulator, clack box, power element, backflow is withstand voltage empty cabin and respective line; Each valve member adopts board-like connection to install concentratedly in a clack box, clack box places in the withstand voltage cavity, be connected with electronic compartment by watertight cable, each solenoid directional control valve receives the control command of electronic compartment in the clack box, handles cutting oil cylinder, the oil cylinder of holding with a firm grip, positional cylinder action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110276763 CN102358407B (en) | 2011-09-19 | 2011-09-19 | Seabed shearing salvaging device for undersea cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110276763 CN102358407B (en) | 2011-09-19 | 2011-09-19 | Seabed shearing salvaging device for undersea cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102358407A CN102358407A (en) | 2012-02-22 |
| CN102358407B true CN102358407B (en) | 2013-07-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103490327B (en) * | 2013-09-06 | 2016-01-06 | 中英海底系统有限公司 | Integration deep sea cable salvages diced system and method |
| CN104875867B (en) * | 2015-04-28 | 2017-02-22 | 中国船舶重工集团公司第七○二研究所 | Deep-sea cable laying system of manned submersible |
| CN104882733B (en) * | 2015-05-14 | 2016-03-23 | 中国海洋大学 | The disrumpent feelings device of a kind of submerged cable |
| CN112722202B (en) * | 2021-01-26 | 2022-03-11 | 自然资源部第一海洋研究所 | Method for salvaging lost connection submerged buoy |
| CN114889772B (en) * | 2022-04-12 | 2023-07-21 | 上海隧道工程有限公司 | Launching cradle structure for arc Liang Dingguan and installation method thereof |
| CN115258102A (en) * | 2022-07-29 | 2022-11-01 | 中国人民解放军海军工程大学 | Salvage recovery system of sea optical cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE1484692A1 (en) * | 1964-06-18 | 1971-02-11 | Rudolf Harmstorf | Device for flushing flexible lines, in particular plastic pipes, electrical cables or the like. under the bottom of the body of water |
| IT951208B (en) * | 1972-04-07 | 1973-06-30 | Tecnomare Spa | SUBMARINE VEHICLE FOR BURIAL CABLES AND PIPES |
| GB2183402B (en) * | 1985-11-22 | 1989-11-15 | Pirelli General Plc | Armoured cables |
| CN101712083A (en) * | 2008-10-08 | 2010-05-26 | 北京纽希液压技术研究所 | Hydraulic cutter for unmanned remote controlled submersible |
| CN101475054B (en) * | 2009-01-12 | 2011-04-20 | 中英海底系统有限公司 | Method for realizing deep buried cable salvage by using high pressure water spraying shallow sea bury flushing device |
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