Supporting structure for submarine exploration equipment
Technical Field
The utility model belongs to the technical field of submarine geological exploration equipment, concretely relates to a bearing structure for on submarine exploration equipment.
Background
The seabed exploration equipment is special equipment for seabed geological exploration, and in the actual use process, as most seabed is composed of soft and soft mud layers, when the equipment is sunk on the seabed, the heavier equipment is easy to sink into the mud layers, which influences the normal work of the equipment and the subsequent recovery work.
Chinese patent publication No. CN 204785329U discloses a submarine exploration equipment and a submarine base skirt plate device with an expandable supporting area, wherein the skirt plate is horizontally opened when it is submerged on the seabed, which increases the supporting area of the equipment and thus prevents it from sinking into an excessively deep soft mud layer. The base skirtboard device of above-mentioned structure, fine solution current submarine exploration equipment is absorbed in the problem in soft mud layer easily, however, it still has following defect: 1) when the equipment is withdrawn and lifted, the contact area between the equipment and the seabed is too large, so that the area of a vacuum layer between the equipment and a soft mud layer is increased, the pulling force during lifting is increased, and the cable breakage accident is easily caused; 2) when the apron board is in a horizontal opening state, the distance between the bottom surface of the apron board and the bottom surface of the equipment is large, so that the actual using effect of the apron board is influenced, the equipment needs to sink into a mud layer for a large distance, and the apron board can be contacted with the mud layer and plays a supporting role; 3) when equipment is arranging in the seabed, because the actual environment of seabed probably is unevenness, perhaps can't accomplish the level, then equipment is in the tilt state, and will correctly use the probe rod, need keep equipment to support at the level land, during this technical scheme's way, mention equipment through the cable to a translation segment distance, transfer equipment once more, be in the exact state when equipment is arranged in the seabed, this kind of way is comparatively troublesome, and can't accomplish comparatively accurate the placing to equipment yet.
Disclosure of Invention
The utility model aims to solve the technical problem that a supporting structure for on submarine exploration equipment is provided, it can increase the support area of equipment on the seabed, simultaneously, can not increase the loading capacity when equipment lifts by crane again, in addition, it can also adjust the state of equipment on the seabed.
In order to solve the above technical problem, the utility model relates to a technical solution for bearing structure on submarine exploration equipment does:
the utility model discloses a supporting structure used on submarine exploration equipment, which comprises a base, wherein a plurality of supporting devices are uniformly distributed on the base in the circumferential direction, each supporting device comprises an oil cylinder, a lifting frame and a supporting plate, the oil cylinder is fixed on the base, the stroke rod of the oil cylinder is fixedly connected with the lifting frame, and a guide mechanism is arranged between the lifting frame and the base; the upper end of the supporting plate is hinged to the lifting frame through a hinged shaft, the upper inner angle of the supporting plate is provided with a supporting plane A, the supporting plane A is attached to the side face of the lifting frame in a matched mode and is acted by gravity and the supporting plane A, and the lower end of the supporting plate naturally sags and inclines outwards by taking the hinged shaft as a circle center; the lateral surface of backup pad has support plane B, support plane B matches with the lower terminal surface that sets up a plurality of limiting plates on the crane, and when the contained angle between backup pad and the crane was the right angle, then support plane B and the laminating of the lower terminal surface of a plurality of limiting plates.
The guide mechanisms are symmetrically arranged and comprise guide rails arranged on the base and a plurality of idler wheels arranged on the lifting frame, and the idler wheels are arranged in the guide rails.
The roller comprises a stainless steel bearing and a roller sleeve sleeved on the peripheral surface of the stainless steel bearing, and the roller sleeve can be a stainless steel sleeve and also can be made of other non-metallic materials.
The lifting frame is provided with a screw hole, the base is provided with a pin hole which can be correspondingly matched with the screw hole, a screw rod is screwed in the screw hole, and the screw rod can extend to be inserted into the pin hole.
The supporting device has four groups and forms a square structure or a rectangular structure.
The utility model has the advantages that:
compared with the prior art, the supporting structure for the submarine exploration equipment adopts the oil cylinder to drive the supporting plate to be opened or retracted, thereby reducing the load force during hoisting;
compared with the prior art, the supporting structure for the submarine exploration equipment has the advantages that each lifting frame is driven by the corresponding oil cylinder to independently move up and down, so that the horizontal arrangement state of the equipment on the seabed can be adjusted, the equipment is prevented from being inclined, and the probe rod can be smoothly penetrated into the seabed;
compared with the prior art, the utility model discloses a bearing structure for on submarine exploration equipment, when the backup pad is in the level and opens, the distance between the bottom surface of backup pad bottom surface to base is less to improve the availability factor of backup pad.
Drawings
FIG. 1 is a perspective view of a support plate of the present invention in a naturally sagging position for use with a support structure on a subsea exploration device;
FIG. 2 is a plan view of a support plate of the support structure for use on subsea exploration equipment of the present invention in a naturally sagging position;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a cross-sectional view B-B of FIG. 2;
FIG. 5 is an enlarged view of portion A of FIG. 4;
FIG. 6 is a perspective view of the support plate of the support structure for use on a seafloor surveying instrument of the present invention in a horizontally open position;
FIG. 7 is a plan view of the support plate of the support structure for use on a seafloor surveying instrument of the present invention in a horizontally open position;
FIG. 8 is a cross-sectional view C-C of FIG. 7;
FIG. 9 is a cross-sectional view D-D of FIG. 7;
fig. 10 is an enlarged view of a portion B of fig. 8.
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
referring to fig. 1 to 10, the utility model provides a supporting structure for use on a submarine exploration device, which comprises a base 1, wherein a plurality of supporting devices 2 are uniformly distributed on the base 1 in a circumferential manner, each supporting device 2 comprises an oil cylinder 3, a lifting frame 4 and a supporting plate 5, the oil cylinder 3 is fixed on the base 1, a stroke rod of the oil cylinder 3 is fixedly connected with the lifting frame 4, and a guiding mechanism 6 is arranged between the lifting frame 4 and the base 1; the upper end of the supporting plate 5 is hinged to the lifting frame 4 through a hinge shaft 7, the upper inner angle of the supporting plate 5 is provided with a supporting plane A8, the supporting plane A8 is attached to the side face of the lifting frame 4 in a matching mode and is acted by gravity and the supporting plane A8, and the lower end of the supporting plate 5 naturally droops and inclines outwards by taking the hinge shaft 7 as a circle center; the lateral surface of backup pad 5 has support plane B9, support plane B9 matches with the lower terminal surface that sets up a plurality of limiting plates 10 on crane 4, and when the contained angle between backup pad 5 and crane 4 was the right angle, then support plane B9 and the laminating of the lower terminal surface of a plurality of limiting plates 10.
The guide mechanisms 6 are symmetrically arranged and comprise guide rails 11 arranged on the base 1 and a plurality of rollers 12 arranged on the lifting frame 4, and the rollers 12 are positioned in the guide rails 11; the roller 12 comprises a stainless steel bearing and a roller sleeve sleeved on the outer peripheral surface of the stainless steel bearing, and the roller sleeve can be a stainless steel sleeve or made of other non-metallic materials. The roller 12 made of the stainless steel bearing and the stainless steel sleeve can play a role in corrosion prevention on the seabed, and the service life is greatly prolonged.
The lifting frame 4 is provided with a screw hole 13, the base 1 is provided with a pin hole 14 which can be correspondingly matched with the screw hole 13, a screw rod 15 is screwed in the screw hole 13, and the screw rod 15 can extend and be inserted into the pin hole 14. When the lifting frame is used, after the lifting frame 4 of each supporting device 2 is lifted upwards and reset under the action of the oil cylinder 3, the supporting devices 2 and the base 1 are fixed on a mechanical structure under the action of the screw rod 15, the screw hole 13 and the pin hole 14, the load of the oil cylinder 3 is reduced, and the safety is ensured.
Preferably, the support means 2 have four groups and define a square or rectangular structure, on which the overall structure is most stable.
The working principle of the supporting structure for the submarine exploration device of the present invention is described as follows:
the utility model discloses a supporting structure for on submarine exploration equipment, base 1 is a square structure, four group's strutting arrangement 2 are in four sides of square structure respectively, still have four spinal branch daggers 16 on base 1, the roof 17 is connected to the top of spinal branch dagger 16, the tail end of the hydro-cylinder 3 of strutting arrangement 2 is fixed on spinal branch dagger 16, the end of stroke pole articulates the center of connecting in crane 4, through the flexible of stroke pole, thereby drive crane 4 and reciprocate relative base 1, in order to improve the stability and the smooth degree when crane 4 moves relative base 1, especially design guiding mechanism 6 between them, two sets of guiding mechanism 6 are equipped with respectively between crane 4 and the base 1 of every group's strutting arrangement 2, two sets of guiding mechanism 6 are left and right symmetrical distribution with hydro-cylinder 3 as the central line, simultaneously, there is clearance 18 between crane 4 medial surface and the lateral surface of base, thereby enabling the crane 4 to smoothly move up and down relative to the base 1.
In order to strengthen the firmness of the frame body formed by the base 1, the top plate 17 and the supporting columns 16, in particular, an inclined supporting column 19 is arranged between two adjacent supporting columns 16 between the base 1 and the top plate 17, so that the overall supporting strength is improved.
When the submarine exploration equipment reaches the seabed bed surface, the oil cylinder 3 enables the lifting frame 4 to move downwards relative to the base 1, at the moment, the lower end of the supporting plate 5 firstly contacts the seabed bed surface, as the supporting plate 5 is hinged with the lifting frame 4 through the hinged shaft 7, and the supporting plane A8 of the supporting plate 5 is supported on the side surface of the lifting frame 4, the supporting plate 5 is in a state of inclining outwards, thus, along with the continuous downward movement of the lifting frame 4, the supporting plate 5 can only turn outwards and upwards under the downward acting force of the lifting frame 4 and the upward acting force of the seabed bed surface on the lower end of the supporting plate 5, until the included angle between the supporting plate 5 and the lifting frame 4 is a right angle, at the moment, under the action of the limit force of the contact between the supporting plane B9 and the lower end of the limit plate 10 of the lifting frame 4, the supporting plate, at the moment, the supporting plate 5 can support the submarine exploration equipment, and the whole supporting force is stronger, the supporting area is large and the soft mud sinking prevention capacity is strong due to the support of the base 1.
The plurality of limiting plates 10 on the lifting frame 4 limit the supporting plane B9 of the supporting plate 5 and simultaneously play a certain role in strengthening the lifting frame 4.
The utility model discloses a seabed exploration equipment passes through sensor or cable and is connected with marine, the land on controlgear's instruction to make 3 autonomous working of each hydro-cylinder, make the displacement of reciprocating of 3 drive erectors 4 of hydro-cylinder then, the seabed bed surface is arranged in to the base 1 that finally guarantees seabed exploration equipment can the horizontally, improves the smoothness of probe rod injection, improves the exploration precision.
The supporting structure for undersea exploration equipment provided by the embodiment of the present invention is described in detail above, and the principle and the implementation of the present invention are explained by applying specific examples, and the description of the above embodiments is only used to help understanding the technical solution disclosed by the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.