Underwater apparatus with docking and suction chamber and device for centering and hauling

IPC classes for russian patent Underwater apparatus with docking and suction chamber and device for centering and hauling (RU 2468961):

B63G8/40 - Rescue equipment for personnel (life-saving in water, not specially adapted for submarine personnel B63C)

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Device for ventilation of compartments of wrecked submarine laying on floor / 2330783

Submarine airlock chamber locking system / 2330784

Rescue ship / 2333864

Device controlling submarine coaming platforms and escape hatches / 2334645

Rescue underwater vehicle / 2334650

FIELD: transport.

SUBSTANCE: invention relates to underwater technical and rescue works performed with the help of underwater apparatus. Underwater apparatus consists of hull and docking and suction chamber. Exit hatch is arranged at hull bottom. Docking and suction chamber is rigidly secured on exit hatch body. Said chamber is composed of top, central and bottom belts and can revolve. Said belts are jointed by means of sealed flanges. Joint bottom and top surfaces make the angle not smaller than maximum angle of underwater structure coaming platform inclination. Belt flanges are bolted together. Excess opening of flange joints with removed bolts is ruled out by several brackets with rollers arranged on outer cylindrical surfaces of top flanges. Said roller make a support for central and bottom belt flanges.

EFFECT: higher operating performances.

2 cl, 4 dwg

The invention relates to the field of underwater technical and rescue operations using the submersible.

Famous underwater vehicle with your docking device (French patent No. 2264713, IPC B63G 6/40, publ. 17.10.75), performed in the camera view landing and suction with a support flange and seal.

A disadvantage of the known underwater vehicle with your docking device is the limited performance, because it can be combined only with horizontal coaming area of the underwater object, which significantly limits the possibility of mating with emergency underwater object.

Known and other underwater vehicles are connecting their devices, allowing you to dock underwater vehicle, such as diving, ship's deck decompression complexes "...from the top side, and sometimes from below...", (Gaux. Underwater engineering. - Leningrad: Sudostroenie, 1972, s.255, 256). However, such connecting devices cannot be reoriented to fit on the object having a different angle of the receiver.

Known as part of a submersible device for docking (RF patent No. 2250858 C1 IPC 63G 8/40, publ. 27.04.2005, with underwater object, mainly emergency submarine, including fixed base camera landing and so the Sosa with a support flange and seals, made of upper, intermediate and lower zones associated with each other by means of flanges with garter clips and a rotation mechanism of the intermediate and lower zones, made in the form of outer epicycle gear, the upper belt is rigidly connected to the fixed base, and the intermediate belt is made so that the bottom plane of its connector forms with the top plane of its connector angle equal to the angle of inclination of the coaming-site underwater object to the horizon. Selected as the closest analogue of the claimed invention.

A disadvantage of the known connecting devices rescue apparatus lies in the complexity of the design drives the intermediate and lower zones, the increase in weight and size characteristics which hampers their accommodation, given the richness of deep-sea rescue apparatus, equipment, and reduces the amount saved.

The objective of the invention is to improve the operational characteristics of underwater vehicles with providing advance of installation of the base flange of the camera dock and suction to the desired angle in terms of the carrier vessel underwater vehicle without the use of lifting means for landing it on an underwater object, having an inclined coaming-pad (for example, on the water the boat, lying on the ground and having a roll or pitch), as well as the reliability and speed of carrying out docking and pinning it to the coaming-the site of the underwater object and hold while maneuvering to podcentral in terms of underwater currents, which ultimately increases the efficiency of the rescue crews with emergency submarines.

The problem is solved due to the fact that in the underwater apparatus with a rotating camera dock and suction performed from the upper, middle and lower zones with the possibility of rotation relative to each other, connected by connectors through the flanges with seals, while the middle and lower zones are designed so that the bottom plane of the connector forms with the top plane connector angle not less half of the maximum angle of inclination of the coaming-site of the underwater object. Flanges belts are fastened by bolts to prevent excessive disclosure pair of flanges zones, which on the outer cylindrical surfaces of the upper flanges are several brackets with rollers, which are supports for the flanges of the middle and lower zones.

In addition, the camera dock and suction device centering and pulling up to the coaming-the site of the underwater object, made in the form of three cylinders, two of which made telesc the microscopic double-acting and are the most vertically. The upper ends are hinged to the inner surface of the upper zone of the chamber, and the lower pinned at one point on the movable engagement with the likelihood of capture by the cylinders outside the camera dock and sucker.

The third piston cylinder is the maximum horizontal and one end hinged to the inner surface of the upper zone of the chamber, the other end hinged to one of the telescopic hydraulic cylinders.

The invention is illustrated by figure 1, which presents a General view of a fragment of the underwater vehicle with a camera dock and suction, and with the device centering and tightening. Figure 2 and 3 show the same camera underwater vehicle with a centering device and pull at the moment of capture pin 24 and in the working position.

The sub is installed in the lower part of the outlet hatch (figure 1) contains fixed to the body 1 of the exit hatch 15 camera dock and sucker, including the upper belt 2, is rigidly connected with the housing 1 entrance hatch 15, and an average of 3 and the lower belt 4, which are made with flanged connectors 5 and 6.

The lower belt 4 has a bearing flange 9, which provides the fit of the camera to an underwater object. The upper surface of the connector 5 of the middle belt 3 horizontal and its lower plane of the connector 6 races is alogena angle, not less than half the maximum angle of coming-site underwater object, which is provided by the landing.

The flanges of the zones 2, 3, 4 cameras planting and suction is supplied with seals 10, 11 and 12. The upper belt 2 and the average zone 3 coaxial, vertical axis 13 is the axis and the upper connector and the rotation of the intermediate belt 3, and the rotation of the lower belt 4 is inclined around the axis 14 of the lower connector intermediate zone 3, perpendicular to the plane of the intermediate 3 and the bottom 4 zones.

The rotation of the belts is controlled manually by means of removable arms, thus to prevent undue disclosure of the pair of flanges of the belt when removing the mounting bolts on the outer cylindrical surfaces of the upper flanges are several brackets 7 with the rollers 8. The rollers 8 are bearings for the flanges of the middle and lower zones.

Figure 2 shows a device for centering and tightening mounted on a submersible camera dock and suction, consisting of three cylinders. Two telescopic hydraulic cylinder double acting 16 are V-shaped in the vertical plane. The upper end of the cylinders by means of a hinge 19 is fixed on the inner surface of the upper belt 2 camera dock and suction, and the lower end fixed by means of a hinge 17 at one point on the concentration in the th grip 18.

The movable gripper 18 can be extended beyond the camera dock and sucker. The third piston cylinder 20 is the maximum horizontally. By means of hinge 22 is fastened to the inner surface of the upper belt 2 camera dock and suction, and the other end through the hinge 21 is fixed on one of the telescopic hydraulic cylinders 16.

To explain the operation of the device figure 3 shows the coaming-pad 23 of the underwater object, the pin 24 to attach the grip 18 on the hatch cover 25.

Connectivity is determined by the angle of the coaming-site underwater object, such as 45° relative to the horizontal plane, and is provided prior to installation of the middle and lower zones of the camera docking and underwater suction device at a given angle on the vessel carrier.

On the ship-the media produce disconnection of connector flanges 6 of the bottom 4 and the average 3 zones camera dock and suction, allowing the relative movement of these belts. Then the bottom belt 4 camera suction at a predetermined angle coaming-site deploy and install the mounting flange 9 of the lower belt at an angle equal to the angle of inclination of the coaming-site emergency underwater object to the horizon.

After that bolts fasten medium 3 and the bottom 4 of the belt connector flanges 6. the alley produce disconnection of connector flanges 5 medium 3 and the top 2 zones camera dock and suction, and then deploy the average zone 3 together with the lower belt 4 so that the mounting flange 9 position, parallel coaming-site, and then the middle 3 upper and 2 belt connector 5 fasten the bolts.

The brackets 7 with the rollers 8 mounted on the upper flanges of the connectors 5 and 6, provide support and rotate the middle and lower zones when removing the mounting bolts. When this return bolting flanges zones and the reversal of the middle and lower zones of the cameras of planting and suction is performed manually.

Docking underwater vehicle with an underwater object in a submerged position as follows: the sub moves, managed with its own propulsion and steering unit, enters into the zone of location of the underwater object, taking possible or convenient for the landing position (depending on the underwater environment, such as flow), hangs over the coaming area of the emergency object.

The centering device and pull the underwater apparatus operates as follows: in the stowed position telescopic hydraulic cylinders 16 are in the upper part of the chamber of suction (figure 1) and does not interfere with the free opening of the entrance hatch cover 15 underwater vehicle, and the horizontal rod of the hydraulic cylinder 20 is retracted.

Before pulling up and fastening the evaluation of the underwater apparatus to coaming-the space 23, the horizontal rod of the hydraulic cylinder 20 is retracted, telescopic hydraulic cylinders 16 are rotated on the upper hinge 4 in the lower position, then the extension rod cylinders pullups 16 grip 18 is lowered down and put on the pin 24.

The movement of the horizontal rod of the hydraulic cylinder 20 camera docking and underwater suction apparatus is installed just above the coaming area 23. After that, the telescopic rods of the hydraulic cylinders 16 are drawn, the sub is pulled to the coaming-the space 23 and pressed against her anchor flange 9, thereby locked underwater vehicle.

After fixing is "sucker" underwater vehicle to coaming-site 23. There are telescopic rods of the hydraulic cylinders 16 and the horizontal rod of the hydraulic cylinder 20, the gripper 18 is removed from the butt 24, the rods telescopic hydraulic cylinders 16 are drawn in the initial position, the horizontal hydraulic cylinder device 20 is transferred in the upper field position. The sealing rings 10 and 11 provide a seal in the closed flange connectors 5, 6, and the seal ring 12 is between the support flange 9 camera landing and suction submersible and coaming-site emergency underwater object.

Under the effect of external hydrostatic pressure submersible pressed against the coaming-the site of the underwater object, providing the rigidity and tightness of the contact allowing after pumping water from the transition zone camera landing and suction inside the containers placed inside the submersible, open the sunroof apparatus 15, Luke 25 emergency underwater object and to accept or transfer of people and cargo.

The invention improves the operational characteristics of the underwater vehicle by improving the conditions of the rescue operations in extreme situations, as well as through operational support as full tightness of connectors flanges swivel belt camera landing and suction and ease of their relative movement. In addition, improving the efficiency of the rescue crews with emergency submarines, increases high speed docking aid in distress.

1. Submersible for underwater technical and rescue operations that are performed with a connection with underwater object, mainly with emergency submarine, consisting of a body is installed in the lower part of the exit hatch, mounted stationary on the housing of the exit hatch of the camera dock and suction performed from the upper, middle and lower zones rotatably coupled by connectors through the flanges with seals, while the middle and lower belt is made such that the bottom plane of the connector forms with the top plane connector is the angle not lower half of the maximum angle of inclination of the coaming-site underwater object, characterized in that the camera dock and the sucker is made with the connection flanges of the belt fastening bolt connections to prevent excessive disclosure pair of flanges zones when removing the mounting bolts through the existing on the outer cylindrical surfaces of the upper flanges of the several brackets with rollers, and the rollers are supports for the flanges of the middle and lower zones.

2. Underwater apparatus according to claim 1, characterized in that the camera dock and suction device centering and pulling up to the coaming-the site of the underwater object, made in the form of three cylinders, two of which made telescopic double-acting and are V-shaped in the vertical plane, the upper end hinged to the inner surface of the upper zone of the chamber, and the lower pinned at one point on the movable engagement with the likelihood of capture by the cylinders outside the camera dock and suction, the third hydraulic cylinder piston is maximally horizontally and one end hinged to the inner surface of the upper belt camera, other end hinged to one of the telescopic hydraulic cylinders.