CN212867432U - Truss capable of compensating tide fluctuation and offshore drilling device applying truss - Google Patents

Abstract

The utility model relates to a can compensate marine drilling equipment of truss that morning and evening tides rises and falls and applied this truss relates to the field of marine drilling operation device, and it includes interior socket and outer socket, in the outer socket was located to interior socket, and with outer socket sliding connection, interior socket and outer socket are connected through positioner, so that the outer socket is fixed in many places realization on including the socket. This application has and is convenient for adjust the truss height, does benefit to the effect of probing the sample.

Description

Truss capable of compensating tide fluctuation and offshore drilling device applying truss

Technical Field

The application relates to the field of offshore drilling operation devices, in particular to a truss capable of compensating tide fluctuation and an offshore drilling device applying the truss.

Background

Drilling refers to the operation of sampling by drilling holes with a tool and judging the geological condition of the stratum. Drilling is an important technical means in geological exploration work. A cylindrical borehole is formed in the earth formation downhole from the surface with a drilling rig to identify and demarcate the earth formation. The rock core, the mineral sample and the soil sample can be obtained from different depths in the drill hole for analysis and research, and the rock core, the mineral sample and the soil sample can be used for measuring the physical and mechanical properties and indexes of the rock and the soil layer to provide design requirements.

At present, the 'fine' exploration is the combination of specification and innovation, and the execution of the standard or specification with high precision standard requirement is required, namely, the real geological characteristics of the marine soil body are objectively and accurately reflected by in-situ tests such as undisturbed soil sample, static sounding and the like in the whole exploration process. The fine investigation of the offshore geotechnical engineering aims to further find out the engineering geological conditions under the offshore structures, accurately define the distribution of each soil layer, soil classification, soil stress history and engineering characteristic indexes and fully optimize a foundation treatment scheme.

The sea engineering geological exploration method is characterized in that an exploration device is adopted for exploration due to the influence of waves and tidal ranges, the exploration device comprises a base, a truss and a platform from bottom to top, the base is installed on the sea bottom, a water-resisting sleeve is arranged at the center of the platform, and the water-resisting sleeve penetrates through the truss and the base and is flush with the bottom wall of the base. During drilling, a drill bit or a drill pipe passes through the inside of the casing pipe, and the casing pipe can protect the drill bit or the drill pipe. The truss is provided with a plurality of along the direction of height, and connects through the flange each other.

The inventor finds that, because the exploration device is installed at the sea bottom, the exploration device is greatly influenced by the tide fluctuation, the platform needs to adjust the height along with the fluctuation of the seawater, the exploration device in the related art adapts to the seawater at different depths by increasing or decreasing the truss, but the increase or decrease of the truss connected through the flange is troublesome, takes too long, and seriously influences the drilling efficiency.

SUMMERY OF THE UTILITY MODEL

In order to flexibly adjust the height of the truss, the application provides the truss capable of compensating tide fluctuation and the offshore drilling device applying the truss.

In a first aspect, the present application provides a truss capable of compensating for tidal fluctuation, which adopts the following technical solutions:

the utility model provides a truss that can compensate morning and evening tides fluctuation, includes interior socket and outer socket, in the outer socket was located to interior socket, and with outer socket sliding connection, interior socket and outer socket are connected through positioner, so that outer socket is fixed in the realization of many places on the socket.

Through adopting above-mentioned technical scheme, sliding connection on the outer hub, adjust different heights, the fluctuation that the adaptation sea water leads to because of the morning and evening tides, positioner then is fixed the outer hub after the outer hub finishes adjusting, the probing of being convenient for compares in increasing the truss, and is comparatively convenient.

Preferably, interior cover festival includes interior horizontal bracket and interior vertical frame, interior horizontal bracket is equipped with a plurality ofly along the length direction of interior vertical frame, outer horizontal bracket and outer vertical frame are drawn together to the outer cover festival, outer horizontal bracket is equipped with a plurality ofly along the length direction of outer vertical frame, positioner is including location ear and movable plate, the location ear sets up on interior horizontal bracket, the movable plate sets up on outer horizontal bracket, location ear and movable plate pass through the setting element and connect, so that location ear and at least partly fixed connection of movable plate, the movable plate is equipped with a plurality ofly along the length direction of outer vertical frame.

Through adopting above-mentioned technical scheme, different movable plates are located the same position with the location ear to it is fixed through the setting element, realize the switching of outer socket in a plurality of positions, promote probing efficiency.

Preferably, the outer vertical frame is provided with a plurality of moving devices, the moving devices are arranged along the inner peripheral surface of the outer vertical frame, each moving device is arranged along the length direction of the outer vertical frame, each moving device comprises a plurality of support plates and rollers, the support plates are arranged on the outer vertical frame, the support plates are arranged on two sides of each roller relatively, the rollers are rotatably connected with the two support plates through rotating shafts, and the rollers are abutted to the inner vertical frame.

Through adopting above-mentioned technical scheme, gyro wheel and interior vertical frame butt are convenient for outer socket and are removed on the inner socket, reduce outer socket and inner socket because of the possibility that the friction leads to appearing damaging.

Preferably, the inner vertical frame comprises a plurality of inner vertical rods circumferentially arranged along the inner horizontal frame, and the wheel surfaces of the rollers are concavely arranged and are matched with the surfaces of the inner vertical rods.

Through adopting above-mentioned technical scheme, the gyro wheel face indent, and with interior vertical pole looks adaptation, reduce when outer socket removes and take place the possibility of relative skew between the interior socket, promote the stability that outer socket removed.

Preferably, a limiting device is further arranged between the outer vertical frame and the inner vertical frame, so that the moving plate is aligned with the corresponding positioning lug.

Through adopting above-mentioned technical scheme, stop device is convenient for the movable plate and is aimed at with the location ear, efficiency when promoting the overcoat regulation.

Preferably, the limiting device comprises a limiting plate and a sliding plate, the limiting plate is arranged on the inner horizontal frame, the sliding plate is arranged on the outer horizontal frame, a limiting part is arranged in the sliding plate, and an open slot for inserting the limiting part is formed in the top surface of the limiting plate.

By adopting the technical scheme, when the outer sleeve is adjusted, the corresponding sliding plate is moved to the position above the limiting plate, the limiting part is inserted into the sliding plate, part of the limiting part is positioned above the limiting plate, then the outer sleeve moves downwards, and the limiting part is clamped in the open slot, so that the limiting plate is aligned to the sliding plate, and meanwhile, the limiting part plays a supporting role, and the positioning part is convenient to install.

Preferably, the setting element includes fixed pin and baffle, the fixed pin is inserted in location ear and movable plate, the baffle is fixed in the one end of fixed pin, the baffle keeps away from the surface butt of location ear with the movable plate, still be equipped with the U-shaped bayonet lock along its radially in the fixed pin, the surface butt of movable plate is kept away from with the location ear to the U-shaped bayonet lock.

Through adopting above-mentioned technical scheme, the cooperation of baffle and U-shaped bayonet lock makes the fixed pin be difficult to break away from movable plate and location ear, promotes the reliability that the movable plate is connected with the location ear.

In a second aspect, the present application provides an offshore drilling device, which adopts the following technical solutions:

the utility model provides an offshore drilling device, includes base and the platform that sets gradually from bottom to top, still be connected with the truss that can compensate the morning and evening tides fluctuation between platform and the base, the center department of platform wears to be equipped with the water-stop tube, the water-stop tube extends to in the base, and flushes with the bottom surface of base.

By adopting the technical scheme, the height of the truss adjusting platform capable of compensating tide fluctuation is suitable for different seawater heights, and drilling is facilitated.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the outer socket, the inner socket and the positioning device, the height of the truss can be conveniently adjusted, and the drilling and sampling effects are facilitated;

2. through the setting of limiting plate, open slot, sliding plate and locating part, be convenient for align movable plate and location ear, play the supporting role to the outer socket simultaneously, the installation of the setting element of being convenient for.

Drawings

Fig. 1 is a schematic structural diagram of the entire truss embodied in the embodiment of the present application.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a partially enlarged view of a portion B in fig. 1.

Fig. 4 is a schematic structural diagram of an offshore drilling apparatus embodied in an embodiment of the present application.

Description of reference numerals: 1. an inner hub; 11. an inner horizontal shelf; 111. an inner horizontal bar; 12. an inner vertical frame; 121. an inner vertical rod; 2. an outer hub; 21. an outer horizontal shelf; 211. an outer horizontal bar; 22. an outer vertical frame; 221. an outer vertical rod 221; 3. a positioning device; 31. positioning the ear; 32. moving the plate; 33. a positioning member; 331. a fixing pin; 332. a baffle plate; 3321. a U-shaped bayonet lock; 4. a mobile device; 41. a support plate; 411. a rotating shaft; 42. a roller; 5. a limiting device; 51. a limiting plate; 511. an open slot; 52. a slide plate; 53. a limiting member; 6. a truss; 7. a base; 8. a platform; 9. a riser pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The application discloses a truss capable of compensating tide fluctuation.

Referring to fig. 1, the truss comprises an inner socket 1 and an outer socket 2, the inner socket 1 is arranged in the outer socket 2 and is connected with the outer socket 2 in a sliding manner, and a moving device 4 is arranged on the outer socket 2, so that the outer socket 2 can move on the inner socket 1 conveniently. A limiting device 5 and a positioning device 3 are arranged between the inner socket 1 and the outer socket 2 and are respectively used for limiting and fixing.

Referring to fig. 1, the inner sleeve 1 includes an inner horizontal frame 11 and an inner vertical frame 12, the inner horizontal frame 11 is provided with a plurality of inner vertical frames 12 along the length direction, the inner horizontal frame 11 includes four inner horizontal rods 111 connected end to form a rectangle, the inner vertical frame 12 includes four inner vertical rods 121 arranged along the circumference of the inner horizontal frame 11, and the four inner vertical rods 121 are fixedly connected to four corners of the inner horizontal frame 11. Outer socket 2 includes outer horizontal frame 21 and outer vertical frame 22, and outer horizontal frame 21 is equipped with a plurality ofly along the length direction of outer vertical frame 22, and outer horizontal frame 21 includes four outer horizontal poles 211 that end to end formed the rectangle, and outer vertical frame 22 includes four outer vertical poles 221 along outer horizontal frame 21 circumference setting, four outer vertical poles 221 fixed connection in four angular points of outer horizontal frame 21.

Referring to fig. 1 and 2, the plurality of sets of moving devices 4 are provided, each set of moving devices 4 is respectively disposed on the outer vertical rod 221, and a plurality of moving devices 4 are arrayed along the length direction of the outer vertical rod 221. The moving device 4 includes a support plate 41 and a roller 42, the support plate 41 is disposed on two sides of the roller 42, and both are welded on the outer vertical rod 221, and the roller 42 is rotatably connected with the two support plates 41 through a rotating shaft 411. The wheel face of the roller 42 is concave and is matched with and abutted against the surface of the inner vertical rod 121, so that the stability of the outer socket 2 during moving is improved.

Referring to fig. 1 and 2, stop device 5 includes limiting plate 51 and slide plate 52, and limiting plate 51 sets up on interior horizontal pole 111, and slide plate 52 sets up on outer horizontal pole 211, and slide plate 52 has the multiunit, 3 groups in this embodiment along the length direction array of outer casing festival 2, and the interval is 1 meter between every group. A limiting member 53 is inserted into the sliding plate 52, an open slot 511 for the limiting member 53 to be inserted into is formed on the top surface of the limiting plate 51, and the limiting member 53 can be a pin shaft with a shoulder at one end. In this embodiment, the outer peripheral face direction of limiting plate 51 along interior horizontal shelf 11 is equipped with four, can be respectively two on two interior horizontal poles 111 that set up relatively, also can be all be equipped with a limiting plate 51 on every interior horizontal pole 111, and every group slide plate 52 quantity is unanimous with limiting plate 51, and the length direction along outer festival 2 corresponds with limiting plate 51. When the position limitation is needed, the outer socket 2 is moved to enable the sliding plate 52 to be located above the corresponding position limitation plate 51, then the position limitation piece 53 is inserted into the sliding plate 52, then the outer socket 2 moves downwards, the position limitation piece 53 is clamped into the open slot 511 and is abutted against the slot bottom of the open slot 511, and therefore the position limitation piece 53 supports the outer socket 2.

Referring to fig. 1 and 3, the positioning device 3 includes positioning lugs 31 and a moving plate 32, the positioning lugs 31 are welded on the inner horizontal rod 111, the moving plate 32 is disposed on the outer horizontal rod 211, and the moving plate 32 is arrayed along the length direction of the outer vertical frame 22 in multiple groups, in this embodiment, three groups, and the distance between each group is 1 meter. In the present embodiment, four positioning lugs 31 are provided along the circumferential direction of the inner horizontal frame 11, i.e., one positioning lug is provided on each inner horizontal rod 111. The number of each group of moving plates 32 is consistent with that of the positioning lugs 31, and the moving plates 32 and the positioning lugs 31 are correspondingly arranged along the vertical direction. The same positioning piece 33 penetrates through the positioning lug 31 and the moving plate 32, and when the limiting piece 53 is abutted to the bottom of the opening groove 511, the hole in the moving plate 32 and the hole in the positioning lug 31 are coaxial, so that the positioning piece 33 can be conveniently inserted, and the positioning is realized. The positioning member 33 includes a fixing pin 331 and a baffle plate 332, the fixing pin 331 is inserted into the positioning lug 31 and the moving plate 32, the baffle plate 332 is integrally formed at one end of the fixing pin 331, the baffle plate 332 abuts against the surface of the moving plate 32 far away from the positioning lug 31, a U-shaped bayonet lock 3321 is further inserted into the fixing pin 331 along the radial direction of the fixing pin, and the U-shaped bayonet lock 3321 abuts against the surface of the positioning lug 31 far away from the moving plate 32. When the U-shaped clamping pin 3321 is installed, the open end of the U-shaped clamping pin 3321 is pressed close to the fixed pin 331 and penetrates out of the fixed pin, and then the two ends of the U-shaped clamping pin 3321 are respectively spread apart, so that the possibility that the U-shaped clamping pin 3321 is separated from the fixed pin 331 is reduced.

The implementation process of the truss capable of compensating tide fluctuation comprises the following steps: during installation, the inner hub 1 is fixed, and then the outer hub 2 is sleeved outside the inner hub 1, so that the wheel surface of the roller 42 is abutted against the inner vertical rod 121.

When the height of the top of the outer socket 2 needs to be adjusted, the outer socket 2 moves on the inner socket 1, so that the corresponding sliding plate 52 is located on the limiting plate 51, then the limiting member 53 is inserted, the outer socket 2 is moved downwards, the limiting member 53 is abutted to the bottom of the open slot 511, and at this time, the corresponding hole on the moving plate 32 is aligned with the hole on the positioning lug 31. The fixing pin 331 is inserted to bring the stopper 332 into contact with the moving plate 32, and the U-shaped bayonet pin 3321 is inserted into the fixing pin 331 to fix the outer hub 2 and the inner hub 1.

The application also discloses an offshore drilling device applying the truss capable of compensating tide fluctuation.

Referring to fig. 4, the offshore drilling rig comprises a base 7 and a platform 8 which are arranged from bottom to top in sequence, the truss 6 which can compensate tide fluctuation is fixedly connected between the platform 8 and the base 7, a water-stop casing pipe 9 is fixedly connected at the center of the platform 8, and the water-stop casing pipe 9 extends into the base 7 and is flush with the bottom surface of the base 7 and is used for a drill bit or a drill rod and the like to extend into for drilling.

The implementation process of the offshore drilling device comprises the following steps: when the seawater rises and falls under the influence of tide, the truss 6 is adjusted according to the height of the seawater, so that the platform 8 is always at a proper height, and the drilling precision is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A truss that compensates for tidal fluctuations, comprising: including interior hub (1) and outer hub (2), interior hub (1) is located in outer hub (2), and with outer hub (2) sliding connection, interior hub (1) and outer hub (2) are connected through positioner (3), so that the many places realization is fixed including outer hub (2) on hub (1).

2. The truss of claim 1, wherein the truss is adapted to compensate for tidal fluctuations: interior socket (1) is including interior horizontal bracket (11) and interior vertical bracket (12), interior horizontal bracket (11) are equipped with a plurality ofly along the length direction of interior vertical bracket (12), outer socket (2) are including outer horizontal bracket (21) and outer vertical bracket (22), outer horizontal bracket (21) are equipped with a plurality ofly along the length direction of outer vertical bracket (22), positioner (3) are including location ear (31) and movable plate (32), location ear (31) set up on interior horizontal bracket (11), movable plate (32) set up on outer horizontal bracket (21), location ear (31) and movable plate (32) are connected through setting element (33), so that location ear (31) and movable plate (32) partly fixed connection at least, the movable plate (32) are equipped with a plurality ofly along the length direction of outer vertical bracket (22).

3. The truss of claim 2, wherein the truss is adapted to compensate for tidal fluctuations: the movable device is characterized in that the outer vertical frame (22) is provided with a plurality of moving devices (4), the moving devices (4) are provided with a plurality of groups along the inner circumferential surface of the outer vertical frame (22), each group of moving devices (4) is provided with a plurality of moving devices along the length direction of the outer vertical frame (22), each moving device (4) comprises a support plate (41) and a roller (42), the support plates (41) are arranged on the outer vertical frame (22), the support plates (41) are arranged on two sides of the roller (42) relatively, the roller (42) is rotatably connected with the two support plates (41) through a rotating shaft (411), and the roller (42) is abutted to the inner vertical frame (12).

4. The truss of claim 3, wherein the truss is adapted to compensate for tidal fluctuations: interior vertical frame (12) include many interior vertical poles (121) that set up along interior horizontal shelf (11) circumference, the wheel face indent of gyro wheel (42) sets up, and with the surperficial looks adaptation of interior vertical pole (121).

5. The truss of claim 2, wherein the truss is adapted to compensate for tidal fluctuations: and a limiting device (5) is arranged between the outer vertical frame (22) and the inner vertical frame (12) so as to align the moving plate (32) with the corresponding positioning lug (31).

6. The truss of claim 5, wherein the truss is adapted to compensate for tidal fluctuations, and further comprises: stop device (5) include limiting plate (51) and slide plate (52), limiting plate (51) set up on interior horizontal frame (11), slide plate (52) set up on outer horizontal frame (21), be equipped with locating part (53) in slide plate (52), offer on the top surface of limiting plate (51) and supply locating part (53) male open slot (511).

7. The truss of claim 2, wherein the truss is adapted to compensate for tidal fluctuations: the utility model discloses a mobile phone, including setting element (33), fixed pin (331) and baffle (332), fixed pin (331) are inserted in location ear (31) and movable plate (32), baffle (332) are fixed in the one end of fixed pin (331), the surface butt of location ear (31) is kept away from with movable plate (32) in baffle (332), still be equipped with U-shaped bayonet lock (3321) along its radial in fixed pin (331), the surface butt of movable plate (32) is kept away from with location ear (31) to U-shaped bayonet lock (3321).

8. An offshore drilling rig based on a tidal fluctuation-compensating truss (6) as claimed in any one of the preceding claims 1 to 7, characterized in that: including base (7) and platform (8) that set gradually from bottom to top, still be connected with truss (6) that can compensate the morning and evening tides fluctuation between platform (8) and base (7), marine riser pipe (9) are worn to be equipped with in the center department of platform (8), marine riser pipe (9) extend to in base (7), and flush with the bottom surface of base (7).

Images