CN203937833U - Shoal, a kind of strand production platform - Google Patents

Abstract

The utility model discloses shoal, a kind of strand production platform, comprise platform framework and the some spread configurations foam floating block in platform framework, be fixedly installed in platform framework edge and promote pipe box and support pipe box, in lifting pipe box, the lifting steel pipe being fixedly connected with platform framework is set, in support pipe box, the supporting steel pipe that can move up and down with respect to platform framework is set, on each supporting steel pipe, be provided with the first draw gear, on lifting steel pipe, be provided with the second draw gear, this platform framework can drift about on the water surface by foam floating block, transfer supporting steel pipe and by the first draw gear, platform framework risen and departs from the water surface, make platform framework not be subject to the wind-force of oceanfront, the impact of wave force and tidal force, after drilling operation completes, transferring platform framework swims on the water surface its falling, relend and help lifting steel pipe and the second draw gear that supporting steel pipe is mentioned, drive again platform framework to move next position, hole and carry out drilling operation.

Description

Shoal, a kind of strand production platform

Technical field

the utility model relates to drilling on waterways field of engineering technology, particularly a kind of for the production platform on shoal, strand.

Background technology

Engineering drilling is divided into drilling on waterways and land probing two large classes, the shallow water areas such as current comparative maturity of land drilling technique, and the mode of drilling on waterways is more single comparatively speaking, particularly strand, shoal, river gush, lake, wetland.The at present deepwater regions drilling operation such as sea, great rivers mainly adopts builds large-scale production platform or ship borne type production platform carries out drilling operation, and the shallow water area such as strand, shoal affecting in the ebb of being risen, large vessel cannot enter, there is no actv. probing mode, is mainly to rely on to build fixing production platform (as steel pipe frame) and simple floating installation (as oil drum, floating mat).Build fixing production platform and have the problems such as the cycle is long, dismounting is difficult, cost is high, can not move, drilling efficiency is low of building; There is location difficulty, can drill at the incoming tide in simple floating installation, as cannot drilled at ebb tide, without problems such as safety precautions.

In prior art, also exist and production platform is built into small boat and places rig thereon the mode of carrying out drilling operation, but still there are some defects in this kind of mode: first, this class platform can not be fixed on drill hole effectively,, easily there is quality and safety misadventure in wind-force, wave force and the tidal force of not resisting oceanfront; Secondly,, although such platform shallow draft just can carry out drilling operation, when anhydrous at ebb tide, just can not drill; The 3rd, when probing, platform can fluctuate with the impact of wind-force, wave, morning and evening tides, thereby causes, on the disturbance of probing soil layer and the result that affects in situ test, causing prospecting data inaccurate.

Utility model content

Shoal, the strand production platform that technical problem to be solved in the utility model is to provide a kind of simple in structure, easy accessibility, not affected by morning and evening tides and change of level.

For solving the problems of the technologies described above adopted technical scheme: shoal, a kind of strand production platform, comprise platform framework and the some spread configurations foam floating block in platform framework, be fixedly installed some lifting pipe boxes in described platform framework edge, the sealing of described lifting pipe box bottom, in each described lifting pipe box, lifting steel pipe is installed, in described platform framework edge near each lifting pipe box respectively correspondence be provided with support pipe box, in each described support pipe box, intert and be provided with the supporting steel pipe that can move up and down with respect to platform framework, on each described supporting steel pipe, be provided with the first draw gear that traction pulls platform framework, on described lifting steel pipe, be provided with the second draw gear that traction pulls supporting steel pipe.

Further, described the first draw gear is the first chain block that is fixedly installed on supporting steel pipe top, the traction end of described the first chain block is connected on platform framework, described the second draw gear is to be fixedly installed on the second chain block that promotes steel pipe top, and the traction end of described the second chain block is connected on supporting steel pipe.

Further, in described platform framework edge near each supporting steel pipe place respectively correspondence be provided with hanger, the traction end of described the first chain block is connected with hanger.

Beneficial effect: this production platform by arranging foam floating block in platform framework, under the buoyancy of foam floating block, platform framework can be drifted about on the water surface, when platform framework moves to behind desired location waterborne, transferring supporting steel pipe inserts it in water and erects, carry out again drilling operation by controlling after platform framework is risen disengaging water surface certain altitude by the first draw gear, make platform framework not be subject to the wind-force of oceanfront, the impact of wave force and tidal force, effectively eliminate because rising, the variation of sea (river) water surface that causes of ebb and impact on drilling operation, after this drilling operation completes, transferring platform framework swims on the water surface its falling, relend and help lifting steel pipe and the second draw gear that the supporting steel pipe inserting in water is mentioned, make the complete free-floating of platform framework on the water surface, by platform actuating device, platform framework is moved to next position, hole, again platform framework is risen and carries out drilling operation.

Compared with existing production platform, production platform of the present utility model is particularly useful for the shallow water area such as strand, shoal that is risen and ebb tide and affect, in the time carrying out drilling operation, because the residing position of platform framework is higher than locality highest water level at the incoming tide, therefore drilling operation is not subject to the impact of wind-force, wave, morning and evening tides completely; Meanwhile, this production platform is convenient to disassembly, and materials'use is simple, and cost is low.

Brief description of the drawings

Below in conjunction with drawings and Examples, the utility model is described further;

Fig. 1 is the part assembling simplified schematic diagram of the utility model embodiment;

Fig. 2 is the structural representation sketch of the utility model embodiment.

Detailed description of the invention

See figures.1.and.2, shoal, a kind of strand production platform, comprise platform framework 1 and the some spread configurations foam floating block 2 in platform framework 1, be fixedly installed some lifting pipe boxes 3 in platform framework 1 edge, promote pipe box 3 bottom sealings, in each lifting pipe box 3, be provided with and promote steel pipe 4, in platform framework 1 edge near each lifting pipe box 3 respectively correspondence be provided with support pipe box 5, be provided with the supporting steel pipe 6 that can move up and down with respect to platform framework 1 in interior interting of each support pipe box 5, on each supporting steel pipe 6, be provided with the first draw gear that traction pulls platform framework 1, on lifting steel pipe 4, be provided with and draw the second draw gear that pulls supporting steel pipe 6.

In the present embodiment, the steel framework that platform framework 1 is rectangular shape, in platform framework 1, pack some foam floating blocks 2 side by side into, and with angle steel, the materials such as channel-section steel are fixed, by foam floating block 2, platform framework 1 can be stood on the water surface by free-floating, reserved 4 vertical lifting pipe boxes 3 of arranging in platform framework 1 edge, the bottom that promotes pipe box 3 is sealed, near promoting pipe box 3,4 support pipe boxes 5 are also set in platform framework 1 edge, promote pipe box 3 adjacent with support pipe box 5, wherein supporting pipe box 5 is inserting and can move up and down for supporting steel pipe 6 of running through, and promote pipe box 3 owing to sealing bottom, promoting steel pipe 4 is placed in and promotes pipe box 3 when interior, promoting steel pipe 4 is to be fixed together with platform framework 1, not can be movable relatively, on the top that promotes steel pipe 4, the second draw gear is set, as preferably, this second draw gear is the second chain block 7, certainly this second draw gear also can be selected the manual or electric hoisting device of existing routine, the traction end of the second chain block 7 is connected on supporting steel pipe 6, promote pull-up by controlling the supporting steel pipe 6 that the second chain block 7 can be in water bottom, top at supporting steel pipe 6 also arranges the first draw gear, as preferably, this first draw gear is the first chain block 8, certainly this first draw gear also can be selected the manual or electric hoisting device of existing routine, the traction end of the first chain block 8 and platform framework 1 are fixed together, in the time that four supporting steel pipes 6 insert and stand in water, platform framework 1 can be promoted to pull-up and make platform framework 1 depart from the water surface by controlling the first chain block 8, wherein, the traction end of the first chain block 8 is connected with platform framework 1 by the hanger 9 being fixedly installed on platform framework 1.

The utility model production platform is particularly useful for the strand of being risen and ebbing tide and affecting, the shallow water areas such as shoal, when determining after bore position, first use ground way framework 1, it is floated on the water surface, again the supporting steel pipe 6 of platform framework 1 surrounding is put down and stood in water, platform framework 1 is promoted to pull-up make platform framework 1 be promoted to locality at the incoming tide more than highest water level by controlling the first chain block 8, make drilling operation not be subject to the impact of fluctuation tide, after platform framework 1 is fixing, just can carry out drilling on waterways work, complete after the probing work of this boring position, controlling the first chain block 8 transfers platform framework 1 its falling is swum on the water surface, by controlling the second chain block 7, the supporting steel pipe being in water 6 is mentioned again, thereby make the complete free-floating of platform framework 1 on the water surface, by the actuating device on platform, platform framework 1 is driven and moves to position place, next hole, again platform framework 1 is risen and carries out drilling operation, so just, can be in strand, the shallow water areas such as shoal fast and effeciently carry out drilling operation.

By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken possessing at described technical field those of ordinary skill, can also under the prerequisite that does not depart from the utility model aim, make various variations.

Claims (3)

1. shoal, strand production platform, it is characterized in that: comprise platform framework and the some spread configurations foam floating block in platform framework, be fixedly installed some lifting pipe boxes in described platform framework edge, the sealing of described lifting pipe box bottom, in each described lifting pipe box, lifting steel pipe is installed, in described platform framework edge near each lifting pipe box respectively correspondence be provided with support pipe box, in each described support pipe box, intert and be provided with the supporting steel pipe that can move up and down with respect to platform framework, on each described supporting steel pipe, be provided with the first draw gear that traction pulls platform framework, on described lifting steel pipe, be provided with the second draw gear that traction pulls supporting steel pipe.

2. shoal, strand according to claim 1 production platform, it is characterized in that: described the first draw gear is the first chain block that is fixedly installed on supporting steel pipe top, the traction end of described the first chain block is connected on platform framework, described the second draw gear is to be fixedly installed on the second chain block that promotes steel pipe top, and the traction end of described the second chain block is connected on supporting steel pipe.

3. shoal, strand according to claim 2 production platform, is characterized in that: in described platform framework edge near each supporting steel pipe place respectively correspondence be provided with hanger, the traction end of described the first chain block is connected with hanger.