阅读说明：本技术 一种海洋工程海底管道提升装置 (Ocean engineering submarine pipeline lifting device ) 是由 雷体翠 于 2021-08-18 设计创作，主要内容包括：本发明涉及海底管道提升装置技术领域,具体的说是一种海洋工程海底管道提升装置,包括主体、固定机构、夹持机构、开合机构、限位机构和提升机构；通过固定机构的设置进而便于将多个固定部件插入到海底面上,方便对主体进行快速固定操作,提高固定效率；通过限位机构的设置进而便于对夹持机构的活动范围起到限定作用,使管道夹持到夹持机构上的效果更好,且方便控制的开合机构的设置方便夹持机构对管道进行安装,且安装过后自锁,避免夹持机构在固定管道后松动,保持夹持机构对管道的固定效果；通过提升机构的设置进而便于调节家夹持机构的高度,对海床的地势起到补偿作用,保持多段管道处于直线位置,避免多段管道弯曲,减小管道输送物体时阻力。(The invention relates to the technical field of submarine pipeline lifting devices, in particular to a submarine pipeline lifting device for ocean engineering, which comprises a main body, a fixing mechanism, a clamping mechanism, an opening and closing mechanism, a limiting mechanism and a lifting mechanism, wherein the main body is provided with a clamping mechanism; the fixing mechanism is arranged, so that a plurality of fixing parts can be conveniently inserted into the sea bottom surface, the main body can be conveniently and quickly fixed, and the fixing efficiency is improved; the limiting mechanism is arranged, so that the movable range of the clamping mechanism is limited, the effect of clamping the pipeline to the clamping mechanism is better, the opening and closing mechanism which is convenient to control is arranged, the clamping mechanism is convenient to install the pipeline and self-lock after installation, the clamping mechanism is prevented from loosening after the pipeline is fixed, and the fixing effect of the clamping mechanism on the pipeline is kept; the height of the clamping mechanism is convenient to adjust through the arrangement of the lifting mechanism, the compensation effect is achieved on the topography of the seabed, the multi-section pipeline is kept in a straight line position, the bending of the multi-section pipeline is avoided, and the resistance when the pipeline conveys objects is reduced.)

1. A submarine pipeline lifting device for ocean engineering is characterized by comprising a main body (1), a fixing mechanism (2), a clamping mechanism (3), an opening and closing mechanism (4), a limiting mechanism (5) and a lifting mechanism (6), the fixing mechanism (2) for fixing the main body (1) is arranged in the main body (1), the clamping mechanism (3) for clamping and fixing the pipeline is arranged at the fixed end of the main body (1), the limiting mechanism (5) used for limiting the clamping mechanism (3) to slide on the main body (1) is arranged at the fixed end of the main body (1), the opening and closing mechanism (4) for controlling and adjusting the distance between the two clamping mechanisms (3) is arranged in the main body (1), the lifting mechanism (6) for adjusting the height of the clamping mechanism (3) is arranged in the clamping mechanism (3).

2. The marine engineering subsea pipeline hoisting device of claim 1, wherein: the fixing mechanism (2) comprises a fixed threaded bolt (21), a first gear (22), a chain (23), a first rotating shaft (24), a second gear (25) and a third gear (26), the interior of the main body (1) is rotatably connected with four first gears (22), the inner part of the first gear (22) is connected with the fixed threaded bolt (21) in a sliding way, and the bottom end of the fixed threaded bolt (21) extends to the bottom end of the main body (1), the fixed threaded bolt (21) is in threaded connection with the main body (1), the middle part of the main body (1) is rotationally connected with the first rotating shaft (24), the outer side of the first rotating shaft (24) is fixedly connected with the second gear (25) and the third gear (26), the chain (23) is connected between the third gear (26) and the first gears (22) in a meshed manner.

3. The marine engineering subsea pipeline hoisting device of claim 2, wherein: stop gear (5) are including slide (51), first spacing groove (52), second spacing groove (53) and strengthening rib (54), the top of main part (1) is equipped with the cross-section and is the type of calligraphy form second spacing groove (53), just the both sides of main part (1) are equipped with one respectively first spacing groove (52), first spacing groove (52) with the common sliding connection in inside of second spacing groove (53) has two slide (51), the top middle part fixedly connected with of slide (51) is a plurality of three horn shapes strengthening rib (54).

4. A marine engineering subsea pipeline lifting device according to claim 3, characterized in that: fixture (3) are including fixed arm (31), flexible arm (32), clamp splice (33) and sand grip (34), the top fixedly connected with of slide (51) fixed arm (31), just fixed arm (31) and a plurality of fixed connection between strengthening rib (54), the top of fixed arm (31) is equipped with flexible arm (32), the bottom sliding connection of flexible arm (32) in the inside of fixed arm (31), the top of flexible arm (32) is rotated and is connected with clamp splice (33), one of them the top fixedly connected with of clamp splice (33) sand grip (34), and another the bottom fixedly connected with of clamp splice (33) sand grip (34), clamp splice (33) are the semicircle arc form.

5. The marine engineering subsea pipeline lifting device of claim 4, wherein: the opening and closing mechanism (4) comprises a first motor (41), a fourth gear (42), a switching rod (43), a first bevel gear (44), a second bevel gear (45) and a second rotating shaft (46), the first motor (41) is arranged in the main body (1), the top end of the first motor (41) is connected with the fourth gear (42) in a sliding way, the top end of the fourth gear (42) is fixedly connected with the first bevel gear (44), the top end of the first bevel gear (44) is provided with the second bevel gear (45), the second limiting groove (53) is internally provided with the second rotating shaft (46), the second rotating shaft (46) is fixedly connected to the middle part of the second conical tooth (45), one side of the fourth gear (42) is abutted with the switching rod (43), and the switching rod (43) is installed in the main body (1).

6. The marine engineering subsea pipeline lifting device of claim 5, wherein: hoist mechanism (6) include second motor (61), worm (62), worm wheel (63), winding dish (64), the internally mounted of fixed arm (31) has second motor (61), the top fixedly connected with of second motor (61) worm wheel (62), one side of worm wheel (62) is equipped with worm wheel (63), worm wheel (63) rotate connect in the inside of fixed arm (31), just worm wheel (62) with the meshing is connected between worm wheel (63), one side fixedly connected with of worm wheel (63) winding dish (64).

7. The marine engineering subsea pipeline lifting device of claim 6, wherein: hoist mechanism (6) still include mount (65), pulley (66) and stay cord (67), the inside fixedly connected with of fixed arm (31) is the U word form mount (65), the top and the bottom of mount (65) are fixedly connected with two respectively pulley (66), winding dish (64) with the winding has between pulley (66) stay cord (67), the one end fixed connection of stay cord (67) in the bottom inner wall of flexible arm (32).

Technical Field

The invention relates to the technical field of submarine pipeline lifting devices, in particular to a submarine pipeline lifting device for ocean engineering.

Background

The submarine pipeline is a pipeline for continuously conveying a large amount of oil (gas) on the seabed through a closed pipeline, is a main component of an offshore oil (gas) field development and production system, and is also the fastest, safest, most economical and reliable offshore oil and gas transportation mode. A special subsea pipeline lifting device is required when laying a pipeline to the seabed.

However, when the traditional device is applied to the installation operation of the pipeline, the traditional device only has a single fixing function, does not have the function of conveniently fine-adjusting the height of the pipeline, cannot adjust and compensate according to the terrain of the seabed, and is easy to cause the multi-section pipeline to be bent to form an angle after being connected, so that the conveying resistance of the pipeline is increased.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a submarine pipeline lifting device for ocean engineering.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an ocean engineering submarine pipeline hoisting device, includes main part, fixed establishment, fixture, mechanism that opens and shuts, stop gear and hoist mechanism, be used for right the main part plays fixed action the fixed establishment locates the inside of main part, be used for the centre gripping fixed pipeline the fixture locate the end of deciding of main part, be used for with fixture is spacing gliding in the main part stop gear locates the end of deciding of main part, be used for control adjust two fixture distance the mechanism that opens and shuts locates the inside of main part, be used for adjusting fixture height the hoist mechanism locates the inside of fixture.

Specifically, fixed establishment includes fixed thread bolt, first gear, chain, first pivot, second gear and third gear, the inside rotation of main part is connected with four first gear, the inside sliding connection of first gear has the fixed thread bolt, just the bottom that the fixed thread bolt extends to the bottom of main part, just fixed thread bolt threaded connection in the main part, the main part middle part is rotated and is connected with first pivot, the outside fixedly connected with of first pivot the second gear with the third gear, the third gear and a plurality of the meshing is connected with between the first gear the chain.

Specifically, stop gear includes slide, first spacing groove, second spacing groove and strengthening rib, the top of main part is equipped with the cross-section and is type of calligraphy the second spacing groove, just the both sides of main part are equipped with one respectively first spacing groove, first spacing groove with the common sliding connection in inside of second spacing groove has two the slide, the top middle part fixedly connected with of slide is a plurality of three horn shapes the strengthening rib.

Specifically, fixture includes fixed arm, flexible arm, clamp splice and sand grip, the top fixedly connected with of slide the fixed arm, just fixed arm and a plurality of fixed connection between the strengthening rib, the top of fixed arm is equipped with flexible arm, the bottom sliding connection of flexible arm in the inside of fixed arm, the top of flexible arm is rotated and is connected with the clamp splice, one of them the top fixedly connected with of clamp splice the sand grip, and another the bottom fixedly connected with of clamp splice the sand grip, the clamp splice is the semicircle arcuation.

Specifically, the mechanism that opens and shuts includes first motor, fourth gear, switching rod, first bevel gear, second bevel gear and second pivot, the internally mounted of main part has first motor, the top sliding connection of first motor has the fourth gear, the top fixedly connected with of fourth gear first bevel gear, the top of first bevel gear is equipped with the second bevel gear, the inside of second spacing groove is equipped with the second pivot, second pivot fixed connection in the middle part of second bevel gear, one side conflict of fourth gear has the switching rod, the switching rod install in the inside of main part.

Specifically, hoist mechanism includes second motor, worm, turbine, winding dish, the internally mounted of fixed arm has the second motor, the top fixedly connected with of second motor the worm, one side of worm is equipped with the turbine, the turbine rotate connect in the inside of fixed arm, just the worm with the meshing is connected between the turbine, one side fixedly connected with of turbine the winding dish.

Concretely, hoist mechanism still includes mount, pulley and stay cord, the inside fixedly connected with of fixed arm is the U word form the mount, the top and the bottom of mount are fixedly connected with two respectively the pulley, the winding dish with the winding has between the pulley the stay cord, the one end fixed connection of stay cord in the bottom inner wall of flexible arm.

The invention has the beneficial effects that:

(1) the invention relates to a submarine pipeline lifting device for ocean engineering, which is used for arranging a fixing mechanism for fixing a main body in the main body, so that a plurality of fixing parts can be conveniently inserted into the sea bottom surface through the arrangement of the fixing mechanism, the main body can be conveniently and quickly fixed, and the fixing efficiency is improved, namely: when the main body needs to be fixed on a proper seabed, the required fixed position is firstly cleaned, the bottom end of the main body is convenient to be attached to the seabed, a first motor in the opening and closing mechanism is started, a third gear is driven to rotate by the first motor, the first rotating shaft is fixedly connected with the second gear and the third gear, the third gear is driven to rotate while rotating, the plurality of first gears and the second gear are synchronously driven by meshed chains, so that the plurality of first gears are conveniently driven to synchronously rotate in the same direction, the fixed threaded bolt is in threaded connection with the main body while being in sliding connection with the first gear, the first gear drives the fixed threaded bolt to synchronously rotate during rotation, the fixed threaded bolt moves towards the outside of the bottom end of the main body during rotation, so that the effect of inserting the fixed threaded bolt on the seabed is realized, the plurality of fixed threaded bolts are synchronously inserted, and the fixing effect on the main body is conveniently and quickly realized, the operation of the fixed parts one by one is avoided, and the fixing efficiency is improved.

(2) The invention relates to a submarine pipeline lifting device for ocean engineering, wherein a clamping mechanism for clamping and fixing a pipeline is arranged at the fixed end of a main body, a limiting mechanism for limiting the clamping mechanism to slide on the main body is arranged at the fixed end of the main body, an opening and closing mechanism for controlling and adjusting the distance between the two clamping mechanisms is arranged in the main body, and the limiting mechanism is arranged so as to limit the moving range of the clamping mechanism, so that the pipeline is clamped on the clamping mechanism better, the opening and closing mechanism which is convenient to control is arranged so as to facilitate the clamping mechanism to install the pipeline, and the pipeline is self-locked after being installed, so that the clamping mechanism is prevented from loosening after the pipeline is fixed, and the fixing effect of the clamping mechanism on the pipeline is maintained, namely: the sliding plate is fixedly connected with the main body through the first limiting groove and the second limiting groove, the sliding plate is convenient to limit in moving through the arrangement of the first limiting groove and the second limiting groove, the sliding plate is more stable in moving procedures, the sliding plate is prevented from being separated from the main body in moving, a plurality of reinforcing ribs for improving the strength of a connecting structure are arranged between the fixing arm and the sliding plate, further, the firm strength between the fixing arm and the sliding plate is greatly improved, a clamping block for clamping a pipeline is connected with the fixing arm through a telescopic arm, an arc-shaped clamping block is convenient to design and fix the pipeline, when the distance between the two sliding plates needs to be adjusted to fix the pipeline, the first motor is started firstly, the fourth gear at the top end is driven by the first motor to rotate, the switching rod is abutted against one side of the fourth gear, when the fixing mechanism needs to be driven to operate, the switching rod is operated to slide the fourth gear to the position of being meshed with the third gear, when needs fixed pipeline, then promote the fourth gear through the switching pole and slide toward the top, make first awl tooth contact mesh to the second awl tooth, fixed connection between second awl tooth and the second pivot, second pivot and two slide threaded connection, and two slide internal thread are opposite, and then be convenient for drive two slide synchronous motion simultaneously, make things convenient for two clamp splices to draw close the centre gripping pipeline each other, and then be convenient for switch power transmission direction through the setting of switching pole, conveniently provide power for fixed main part or installation pipeline, the inside redundant power part setting of main part has been reduced.

(4) The invention relates to a submarine pipeline lifting device for ocean engineering, wherein a lifting mechanism for adjusting the height of a clamping mechanism is arranged in the clamping mechanism, the height of the clamping mechanism can be conveniently adjusted through the arrangement of the lifting mechanism, the submarine pipeline lifting device has a compensation effect on the topography of a seabed, a plurality of sections of pipelines are kept in a linear position, the bending of the plurality of sections of pipelines is avoided, and the resistance of the pipelines in conveying objects is reduced, namely: when the topography of place seabed is lower, in order to keep the multistage pipeline to be in same straight line position, then start the inside second motor of fixed arm in step, the second motor drives the worm on top, worm meshing turbine rotates, fixed connection between turbine and the winding dish, through stay cord winding transmission between the inside a plurality of pulleys of fixed arm and the winding dish, the winding dish rotates when contracting the stay cord, the other end of stay cord with one times the winding volume of stay cord with the arm roll-off outside fast that stretches out and draws back, auto-lock between worm and the turbine sets up and conveniently keeps fixed position unchangeable after sliding flexible arm, and then conveniently adjust and promote the pipeline height, play the compensating action to the seabed topography, keep the multistage pipeline to be in the right angle, reduce pipe connection bend angle, resistance when reducing the pipe transportation object.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of the overall structure of a preferred embodiment of a marine engineering submarine pipeline lifting device provided by the invention;

FIG. 2 is a schematic structural view of the securing mechanism shown in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the fixing mechanism and the opening and closing mechanism shown in FIG. 2;

FIG. 4 is a schematic view of the attachment of the clamping mechanism and the lifting mechanism of FIG. 1;

FIG. 5 is an enlarged view of the part A shown in FIG. 1;

FIG. 6 is an enlarged view of the portion B shown in FIG. 2;

FIG. 7 is an enlarged view of the portion C shown in FIG. 3;

fig. 8 is an enlarged view of the portion D shown in fig. 4.

In the figure: 1. the device comprises a main body, 2, a fixing mechanism, 21, a fixed threaded bolt, 22, a first gear, 23, a chain, 24, a first rotating shaft, 25, a second gear, 26, a third gear, 3, a clamping mechanism, 31, a fixing arm, 32, a telescopic arm, 33, a clamping block, 34, a convex strip, 4, an opening and closing mechanism, 41, a first motor, 42, a fourth gear, 43, a switching rod, 44, a first conical tooth, 45, a second conical tooth, 46, a second rotating shaft, 5, a limiting mechanism, 51, a sliding plate, 52, a first limiting groove, 53, a second limiting groove, 54, a reinforcing rib, 6, a lifting mechanism, 61, a second motor, 62, a worm, 63, a turbine, 64, a winding disc, 65, a fixing frame, 66, a pulley, 67 and a pull rope.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 8, the ocean engineering submarine pipeline lifting device according to the present invention includes a main body 1, a fixing mechanism 2, a clamping mechanism 3, an opening and closing mechanism 4, a limiting mechanism 5, and a lifting mechanism 6, wherein the fixing mechanism 2 for fixing the main body 1 is disposed inside the main body 1, the clamping mechanism 3 for clamping and fixing a pipeline is disposed at a fixed end of the main body 1, the limiting mechanism 5 for limiting the clamping mechanism 3 to slide on the main body 1 is disposed at the fixed end of the main body 1, the opening and closing mechanism 4 for controlling and adjusting the distance between the two clamping mechanisms 3 is disposed inside the main body 1, and the lifting mechanism 6 for adjusting the height of the clamping mechanism 3 is disposed inside the clamping mechanism 3.

Specifically, the fixing mechanism 2 includes a fixed threaded bolt 21, four first gears 22, a chain 23, a first rotating shaft 24, a second gear 25 and a third gear 26, the four first gears 22 are rotatably connected to the inside of the main body 1, the fixed threaded bolt 21 is slidably connected to the inside of the first gear 22, the bottom end of the fixed threaded bolt 21 extends to the bottom end of the main body 1, the fixed threaded bolt 21 is in threaded connection with the main body 1, the first rotating shaft 24 is rotatably connected to the middle of the main body 1, the second gear 25 and the third gear 26 are fixedly connected to the outer side of the first rotating shaft 24, and the chain 23 is engaged and connected between the third gear 26 and the plurality of first gears 22; be used for with main part 1 plays the fixed action fixed establishment 2 locates main part 1's inside, through fixed establishment 2 set up and then be convenient for insert a plurality of fixed parts on the seabed surface, it is convenient right main part 1 carries out quick fixed operation, improves fixed efficiency, promptly: when the main body 1 needs to be fixed on a proper seabed, a required fixing position is firstly cleaned, the bottom end of the main body 1 is convenient to be attached to the seabed, the first motor 41 in the opening and closing mechanism 4 is started, the third gear 26 is driven to rotate by the first motor 41, the first rotating shaft 24 is fixedly connected with the second gear 25 and the third gear 26, the third gear 26 rotates and simultaneously drives the second gear 25 to rotate, the first gears 22 and the second gear 25 are synchronously driven by the meshed chains 23, the first gears 22 are further conveniently driven to synchronously rotate in the same direction, the fixed threaded bolt 21 is in sliding connection with the first gear 22 and simultaneously in threaded connection with the main body 1, and the first gear 22 drives the fixed threaded bolt 21 to synchronously rotate in rotation, the fixed threaded bolts 21 move to the outside of the bottom end of the main body 1 in the rotation process, so that the effect of inserting the fixed threaded bolts into the seabed is achieved, the fixed threaded bolts 21 are synchronously inserted, the fixing effect on the main body 1 is conveniently and quickly achieved, the operation of fixing parts one by one is avoided, and the fixing efficiency is improved.

Specifically, stop gear 5 includes slide 51, first spacing groove 52, second spacing groove 53 and strengthening rib 54, the top of main part 1 is equipped with the cross-section and is the type of calligraphy second spacing groove 53, just the both sides of main part 1 are equipped with one respectively first spacing groove 52, first spacing groove 52 with the common sliding connection in inside of second spacing groove 53 has two slide 51, slide 51's top middle part fixedly connected with is a plurality of triangle-shaped strengthening ribs 54.

Specifically, fixture 3 includes fixed arm 31, flexible arm 32, clamp splice 33 and sand grip 34, slide 51's top fixedly connected with fixed arm 31, just fixed arm 31 and a plurality of fixed connection between the strengthening rib 54, the top of fixed arm 31 is equipped with flexible arm 32, the bottom sliding connection of flexible arm 32 in the inside of fixed arm 31, the top of flexible arm 32 is rotated and is connected with clamp splice 33, one of them the top fixedly connected with of clamp splice 33 sand grip 34, and another the bottom fixedly connected with of clamp splice 33 sand grip 34, clamp splice 33 is the semicircle arcuation.

Specifically, the opening and closing mechanism 4 includes a first motor 41, a fourth gear 42, a switching lever 43, a first bevel gear 44, a second bevel gear 45 and a second rotating shaft 46, the first motor 41 is installed inside the main body 1, the top end of the first motor 41 is connected to the fourth gear 42 in a sliding manner, the top end of the fourth gear 42 is fixedly connected to the first bevel gear 44, the second bevel gear 45 is arranged at the top end of the first bevel gear 44, the second rotating shaft 46 is arranged inside the second limiting groove 53, the second rotating shaft 46 is fixedly connected to the middle of the second bevel gear 45, the switching lever 43 is abutted against one side of the fourth gear 42, and the switching lever 43 is installed inside the main body 1; a3 locate for the fixed pipeline of centre gripping fixed pipeline the end is decided of main part 1, be used for with 3 spacing of fixture slide in the main part 1 stop gear 5 locates 1 end is decided of main part for two is adjusted in control 3 distances of fixture open and close mechanism 4 locates the inside of main part 1, through 5 setting up of stop gear and then be convenient for right the home range of fixture 3 plays the limiting displacement, makes the pipeline centre gripping arrive the last effect of fixture 3 is better, and convenient control the setting up of mechanism 4 that opens and shuts is convenient fixture 3 installs the pipeline, and installs the back auto-lock, avoids fixture 3 is not hard up behind fixed pipeline, keeps fixture 3 is to the fixed effect of pipeline, promptly: the sliding plate 51 is fixedly connected with the main body 1 through the first limiting groove 52 and the second limiting groove 53, the movement of the sliding plate 51 is conveniently limited through the arrangement of the first limiting groove 52 and the second limiting groove 53, the sliding plate 51 is more stable in the movement procedure, the sliding plate 51 is prevented from being separated from the main body 1 in the movement procedure, a plurality of reinforcing ribs 54 for improving the strength of a connecting structure are arranged between the fixing arm 31 and the sliding plate 51, further, the firm strength between the fixing arm 31 and the sliding plate 51 is greatly improved, the clamping block 33 for clamping a pipeline is connected with the fixing arm 31 through the telescopic arm 32, the arc-shaped clamping block 33 is designed to conveniently fix the pipeline, when the distance between the two sliding plates 51 needs to be adjusted to fix the pipeline, the first motor 41 is firstly started, the first motor 41 drives the fourth gear 42 and the first bevel gear 45 at the top end to rotate, the switching rod 43 abuts against one side of the fourth gear 42, when the fixing mechanism 2 needs to be driven to operate, the switching rod 43 is operated to slide the fourth gear 42 to a position where the fourth gear is engaged with the third gear 26, when a pipeline needs to be fixed, the switching rod 43 pushes the fourth gear 42 to slide towards the top end, the first bevel gear 44 is in contact and engaged with the second bevel gear 45, the second bevel gear 45 is fixedly connected with the second rotating shaft 46, the second rotating shaft 46 is in threaded connection with the two sliding plates 51, and the internal threads of the two sliding plates 51 are opposite, so that the two sliding plates 51 are driven to synchronously move, the two clamping blocks 33 are convenient to approach each other to clamp the pipeline, and the power transmission direction can be switched conveniently through the arrangement of the switching rod 43, conveniently for fixing main part 1 or installation pipeline provide power, reduced the inside redundant power component setting of main part 1.

Specifically, hoist mechanism 6 includes second motor 61, worm 62, worm wheel 63, winding dish 64, the internally mounted of fixed arm 31 has second motor 61, the top fixedly connected with of second motor 61 the worm 62, one side of worm 62 is equipped with worm wheel 63, worm wheel 63 rotate connect in the inside of fixed arm 31, just worm 62 with mesh connection between the worm wheel 63, one side fixedly connected with of worm wheel 63 winding dish 64.

Specifically, the lifting mechanism 6 further includes a fixing frame 65, pulleys 66 and a pulling rope 67, the fixing frame 65 in a U shape is fixedly connected inside the fixing arm 31, the top end and the bottom end of the fixing frame 65 are respectively and fixedly connected with two pulleys 66, the pulling rope 67 is wound between the winding disc 64 and the pulleys 66, and one end of the pulling rope 67 is fixedly connected to the inner wall of the bottom end of the telescopic arm 32; the lifting mechanism 6 used for adjusting the height of the clamping mechanism 3 is arranged in the clamping mechanism 3, and the lifting mechanism 6 is arranged to further facilitate adjustment of the height of the clamping mechanism 3, so that the height of the seabed can be compensated, the multi-section pipeline can be kept in a linear position, the bending of the multi-section pipeline can be avoided, and the resistance when the pipeline is used for conveying objects can be reduced, namely: when the terrain of the seabed is low, in order to keep the plurality of sections of pipelines in the same straight line position, the second motor 61 in the fixed arm 31 is synchronously started, the second motor 61 drives the worm 62 at the top end, the worm 62 is meshed with the worm wheel 63 to rotate, the worm wheel 63 is fixedly connected with the winding disc 64, the pulleys 66 in the fixed arm 31 and the winding disc 64 are wound and driven through the pull rope 67, when the winding disc 64 rotates and contracts the pull rope 67, the other end of the pull rope 67 quickly slides out the telescopic arm 32 to the outside in an amount which is one time of the winding amount of the pull rope 67, the self-locking arrangement between the worm 62 and the worm wheel 63 is convenient for keeping the fixed position of the telescopic arm 32 unchanged after sliding, further the height of the lifting pipeline is convenient to adjust, and the compensation effect is achieved on the terrain of the seabed, the multi-section pipeline is kept at a right angle, the pipeline connection bending angle is reduced, and the resistance when the pipeline conveys objects is reduced.

When the invention is used, when the main body 1 needs to be fixed on a proper seabed, a required fixing position is firstly cleaned, the bottom end of the main body 1 is convenient to be attached to the seabed, the first motor 41 in the opening and closing mechanism 4 is started, the third gear 26 is driven to rotate by the first motor 41, the first rotating shaft 24 is fixedly connected with the second gear 25 and the third gear 26, the third gear 26 rotates and drives the second gear 25 to rotate, the plurality of first gears 22 and the second gear 25 are synchronously driven by the meshed chains 23, the plurality of first gears 22 are further conveniently driven to synchronously rotate in the same direction, the fixed threaded bolt 21 is in threaded connection with the main body 1 while being in sliding connection with the first gear 22, the first gear 22 drives the fixed threaded bolt 21 to synchronously rotate in the rotation, and the fixed threaded bolt 21 moves towards the outside of the bottom end of the main body 1 in the rotation, so as to realize the function of inserting on the seabed, the plurality of fixing threaded bolts 21 are synchronously inserted, so that the fixing effect on the main body 1 is conveniently and quickly realized, the fixing parts are prevented from being operated independently one by one, and the fixing efficiency is improved; the sliding plate 51 is fixedly connected with the main body 1 through the first limiting groove 52 and the second limiting groove 53, the sliding plate 51 is more stable in the moving procedure by conveniently limiting the movement of the sliding plate 51 through the first limiting groove 52 and the second limiting groove 53, the sliding plate 51 is prevented from separating from the main body 1 during the movement, a plurality of reinforcing ribs 54 for improving the strength of a connecting structure are arranged between the fixing arm 31 and the sliding plate 51, further, the firm strength between the fixing arm 31 and the sliding plate 51 is greatly improved, the clamping block 33 for clamping a pipeline is connected with the fixing arm 31 through the telescopic arm 32, the arc-shaped clamping block 33 is conveniently designed to fix the pipeline, when the distance between the two sliding plates 51 needs to be adjusted to fix the pipeline, the first motor 41 is firstly started, the first motor 41 drives the fourth gear 42 at the top end and the first bevel gear 45 to rotate, the switching rod 43 is abutted to one side of the fourth gear 42, when the fixing mechanism 2 needs to be driven to operate, the switching rod 43 is operated, the fourth gear 42 is slid to the position where the fourth gear is meshed with the third gear 26, when a pipeline needs to be fixed, the switching rod 43 pushes the fourth gear 42 to slide towards the top end, the first bevel gear 44 is in contact with and meshed with the second bevel gear 45, the second bevel gear 45 is fixedly connected with the second rotating shaft 46, the second rotating shaft 46 is in threaded connection with the two sliding plates 51, the internal threads of the two sliding plates 51 are opposite, so that the two sliding plates 51 can be driven to synchronously move at the same time, the two clamping blocks 33 can be conveniently drawn close to each other to clamp the pipeline, the power transmission direction can be conveniently switched by the switching rod 43, power can be conveniently provided for fixing the main body 1 or installing the pipeline, and the arrangement of redundant power components in the main body 1 is reduced; when the topography of the seabed is low, in order to keep the multi-segment pipelines in the same straight line position, the second motor 61 in the fixed arm 31 is synchronously started, the second motor 61 drives the worm 62 at the top end, the worm 62 is meshed with the worm wheel 63 to rotate, the worm wheel 63 is fixedly connected with the winding disc 64, a plurality of pulleys 66 in the fixed arm 31 and the winding disc 64 are wound and driven through the pull rope 67, the winding disc 64 rotates to shrink the pull rope 67, the other end of the pull rope 67 slides the telescopic arm 32 out to the outer side quickly by one time of the winding amount of the pull rope 67, the self-locking arrangement between the worm 62 and the worm wheel 63 is convenient to keep the fixed position unchanged after the telescopic arm 32 slides, the height of the lifting pipeline is convenient to adjust, the compensation effect is achieved on the topography of the seabed, the multi-segment pipelines are kept at right-angle angles, the bending angle of pipeline connection is reduced, and the resistance when the pipelines are used for conveying objects is reduced.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.