CN218027680U

CN218027680U - A righting device for marine exploration anticorrosion pipeline

Info

Publication number: CN218027680U
Application number: CN202122826324.9U
Authority: CN
Inventors: 齐志强; 常幸; 孙宇
Original assignee: Tianjin Haiyin Offshore Oil Engineering Co ltd
Current assignee: Tianjin Haiyin Offshore Oil Engineering Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-12-13
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a righting device for ocean exploration anti-corrosion pipeline, which comprises a hugging righting mechanism, a first hugging ring and a second hugging ring, wherein the first hugging ring and the second hugging ring are hinged with the base and positioned at the front part of the base; the fine adjustment mechanism comprises a semicircular snap ring arranged on the inner side of the first hoop and the second hoop, and rollers capable of longitudinally rotating are arranged at two ends of the inner side of the semicircular snap ring; the first locking ring and the second locking ring can form a locking shape under the pushing of the locking oil cylinder, the tubular column sleeved on the pipeline is locked and righted, the righting angle is adjusted according to actual requirements, the tubular column can be vertically righted or righted to lie with a certain inclination angle under the cooperation of at least two groups of righting mechanisms, and the locking fixture block can extend out and be locked to the linear chute sliding with the locking fixture block after the position of the base is determined.

Description

A righting device for marine exploration anticorrosion pipeline

Technical Field

The utility model relates to a marine exploration pipeline righting device technical field specifically is a righting device for marine exploration anticorrosion pipeline.

Background

When ocean operation is carried out, particularly when a drilling platform or a drilling ship meets severe ocean weather in the open-circuit drilling process, the drilling platform or the drilling ship is influenced by sea waves, the fluctuation action of a ship body can cause the increase of a deviation angle, a drill string can greatly swing relative to the ship body, particularly when a pipe string is additionally connected (the pipe string is used for sleeving a pipeline), the upper pipe string and the lower pipe string are continuously shaken due to the lack of effective righting measures, the screw thread is difficult to align and unscrew, the working difficulty of operators is increased, the working efficiency is influenced, and meanwhile, the constraint righting is carried out according to the pipe strings with different diameters; in addition, because the lengths of the pipe columns are different, the distance between the righting points also needs to be flexibly adjusted, and in view of the above, a righting device for the marine detection anti-corrosion pipeline is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a righting device for ocean exploration anticorrosion pipeline to solve the current device that proposes in the above-mentioned background art and can't effectively right, can not carry out the cover according to the diameter size of tubular column and establish the problem of adjusting, consequently, the utility model aims at providing a righting device for ocean exploration anticorrosion pipeline, it can right perpendicularly and have certain angle "right lying" to the tubular column, can embrace the adjustment according to the diameter size of tubular column, can right the position according to the nimble adjustment of specific length of pipe shaft.

In order to achieve the above object, the utility model provides a following technical scheme: a righting device for a marine exploration corrosion protection pipeline, comprising:

the clasping and centering mechanism comprises a base, a first clasping ring and a second clasping ring, wherein the first clasping ring and the second clasping ring are hinged with the base and positioned at the front part of the base;

the fine adjustment mechanism comprises a semicircular snap ring arranged on the inner side of the first clasp and the second clasp, rollers capable of rotating longitudinally are arranged at two ends of the inner side of the semicircular snap ring, and a locking oil cylinder connected with the first clasp and the second clasp is arranged on one side wall of the middle of the semicircular snap ring;

and the lifting adjusting mechanism comprises a base column which is embedded with the base, and a linear sliding groove which forms a sliding structure with the base is arranged on the vertical inner side of the base column.

Preferably, the root parts of the first locking ring and the second locking ring are provided with connecting hinged supports which are rotatably connected with the base, two sides of the outer wall of the base are provided with slide blocks which slide up and down with the linear sliding groove, and one side of the base, which is close to the linear sliding groove, is also provided with locking fixture blocks which can be contracted and locked with the linear sliding groove;

the inner diameter of the first embracing ring and the inner diameter of the second embracing ring form a perfect circle structure after the first embracing ring and the second embracing ring are encircled, and the root of the locking oil cylinder is hinged with the base.

Preferably, the rear part of the roller is also provided with a roller frame connected with the semicircular clamping ring, and two sides of the outer wall of the semicircular clamping ring are provided with stable sliding rods which are respectively in sliding connection with the first clamping ring and the second clamping ring;

wherein, the running roller of its inboard of two semicircle snap rings after the cohesion points to in circular position.

Preferably, the top of the foundation column is provided with a tractor, a steel wire rope is further wound on a traction wheel positioned at the output end of the tractor, and the tail end of the steel wire rope is connected with the base.

Preferably, the straight sliding groove penetrates through the top and the bottom of the foundation column, and at least two bases are arranged on the inner side of the foundation column, which is located on the straight sliding groove.

Preferably, the base and the tractor form an up-and-down lifting structure through a linear sliding groove and a steel wire rope.

Compared with the prior art, the beneficial effects of the utility model are that:

the tubular column can be righted or inclined to one side by the cooperation of the first embracing ring, the second embracing ring and the embracing oil cylinder, and further, the tubular column can be regulated in an embracing mode according to the specific diameter of the tubular column by the mutual cooperation of the semicircular clamping ring, the roller, the locking oil cylinder and the like.

And (II) through mutual matching of the foundation column, the linear sliding chute, the tractor and the steel wire rope, the righting point position can be adjusted in a sliding mode according to the specific length of the pipe column.

Drawings

FIG. 1 is a schematic view of the connection structure of all the mechanisms of the present invention;

FIG. 2 is a schematic view of the fine adjustment mechanism of the present invention;

FIG. 3 is a schematic view of the roller structure of the present invention;

FIG. 4 is a schematic view of the side view of the pillar according to the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the foundation column of the present invention.

In the figure: 100. a cohesion centralizing mechanism; 110. a base; 120. a first embracing ring; 130. a second embracing ring; 140. a cohesion cylinder; 150. connecting a hinged support; 160. a slider; 200. a fine adjustment mechanism; 210. a semicircular snap ring; 220. a roller; 230. locking the oil cylinder; 240. a roller frame; 250. stabilizing the slide bar; 300. a lifting adjusting mechanism; 310. a base pillar; 3101. a linear chute; 320. a tractor; 330. a steel cord.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides a righting device for ocean exploration anticorrosion pipeline, it can right perpendicularly and have certain angle "right lying" to the tubular column, can embrace the adjustment according to the diameter size of tubular column, can right the position according to the nimble adjustment of concrete length of pipe shaft.

Fig. 1, 2 and 3 respectively show a first embodiment of the righting device for the marine exploration anticorrosion pipeline.

The clasping and centering mechanism 100 comprises a base 110, a first clasping ring 120 and a second clasping ring 130 which are hinged with the base 110 and positioned at the front part, two sides of the upper part of the base 110 are provided with clasping oil cylinders 140 respectively connected with the first clasping ring 120 and the second clasping ring 130, the roots of the first clasping ring 120 and the second clasping ring 130 are provided with connecting hinged supports 150 which are rotatably connected with the base 110, two sides of the outer wall of the base 110 are provided with sliders 160 which slide up and down with a linear chute 3101, and one side of the base 110 close to the linear chute 3101 is also provided with a clasping fixture block which can stretch and form clasping and clamping with the linear chute 3101; the inner diameters of the first locking ring 120 and the second locking ring 130 form a right circular structure after being locked, the root of the locking oil cylinder 230 is hinged with the base 110, the first locking ring 120 and the second locking ring 130 can form a locking shape under the pushing of the locking oil cylinder 230 and lock and right a pipe column sleeved outside the pipe line, the right angle is adjusted according to the actual requirement, the pipe column can be vertically right or 'right' with a certain inclination angle at least under the matching of two groups of right mechanisms, and the locking fixture block can extend out and clamp a straight sliding chute 3101 sliding with the locking fixture block after the position of the base 110 is determined so as to avoid free sliding.

The fine adjustment mechanism 200 comprises a semicircular snap ring 210 arranged at the inner side of a first clasping ring 120 and a second clasping ring 130, wherein two ends of the inner side of the semicircular snap ring 210 are provided with a roller 220 capable of longitudinally rotating, one side wall of the middle part of the semicircular snap ring 210 is provided with a locking oil cylinder 230 connected with the first clasping ring 120 and the second clasping ring 130, the rear part of the roller 220 is also provided with a roller frame 240 connected with the semicircular snap ring 210, and two sides of the outer wall of the semicircular snap ring 210 are provided with a stabilizing slide rod 250 which is respectively in sliding connection with the first clasping ring 120 and the second clasping ring 130;

the inner side of the roller 220 of the two semicircular snap rings 210 points to a circular position after clasping, because the diameters of the pipe columns are different, and the first clasping ring 120 and the second clasping ring 130 cannot be adjusted according to the changed diameters, when the first clasping ring 120 and the second clasping ring 130 clasps the pipe columns, the semicircular snap rings 210 can be pressed close to the pipe wall under the pushing of the locking oil cylinder 230, the roller 220 on the inner sides of the semicircular snap rings 210 can completely and stably adhere to the periphery of the outer wall of the pipe columns, at this time, the locking oil cylinder 230 stops pushing, and therefore the first clasping rings 120 and the second clasping rings 130 can form clasping and centering on the pipe columns under the assistance of the semicircular snap rings 210, meanwhile, the adhering arrangement of the roller 220 is also convenient for the pipe columns to slide up and down, the vertical operation of the pipe columns is not affected, the stable sliding rods 250 can provide stable support for the semicircular snap rings 210 when the semicircular snap rings 210 do telescopic action, and the semicircular snap rings are prevented from swinging and shaking.

Fig. 1, 4 and 5 respectively show a second embodiment of the righting device for the marine exploration anticorrosion pipeline.

The lifting mechanism 300 comprises a base column 310 which is embedded with a base 110, a straight sliding groove 3101 which forms a sliding structure with the base 110 is arranged on the vertical inner side of the base column 310, a tractor 320 is arranged on the top of the base column 310, a steel wire rope 330 is wound on a traction wheel of the tractor 320 at the output end, the tail end of the steel wire rope 330 is connected with the base 110, the straight sliding groove 3101 penetrates through the top and the bottom of the base column 310, at least two bases 110 are arranged on the base column 310 at the inner side of the straight sliding groove 3101, the base 110 forms an up-and-down lifting structure with the tractor 320 through the straight sliding groove 3101, and the pipe column is of a long strip structure, so at least two point positions are required to be arranged on a pipe body to achieve a required angle when the pipe column is righted, at least two bases 110 in the straight sliding groove 3101 ensure the normal operation of the equipment, meanwhile, the distance between the two bases 110 needs to be adjusted when the pipe column is righted due to different lengths of the pipe columns, and therefore, the tractor 320 can release any one base 110 in the straight sliding groove 3101 and the required angle is consistent with the required angle when the pipe column is known.

In summary, in the righting device for the marine exploration corrosion-resistant pipeline according to the embodiment, the base string 310 is firstly inserted into the sea to a required depth, when the pipe string needs to be righted, the first embracing ring 120 and the second embracing ring 130 can form an embracing shape under the pushing of the locking cylinder 230, and the pipe string sleeved on the pipeline is clasped and righted, the righting angle is adjusted according to actual requirements, and due to different diameters of the pipe string, after the pipe string is clasped by the first embracing ring 120 and the second embracing ring 130, the semicircular snap ring 210 can be close to the pipe wall under the pushing of the locking cylinder 230, the periphery of the outer wall of the pipe string can be completely and stably attached by the roller 220 on the inner side of the semicircular snap ring 210, the locking cylinder 230 stops pushing, the first embracing ring 120 and the second embracing ring 130 can form an embracing and righting shape to the pipe string with the assistance of the semicircular snap ring 210, the attaching arrangement of the roller 220 is convenient for the pipe string to slide up and down, the vertical operation of the pipe string is not influenced, and finally, the steel wire rope tractor can release the angle of the righting device to be consistent with the required angle of the base string 310 when the pipe string 310 is required to be straightened by the steel rope, and the steel rope puller.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A centralizer for a marine exploration corrosion protection pipeline, comprising:

the clasping and centering mechanism (100) comprises a base (110), a first clasping ring (120) and a second clasping ring (130) which are hinged with the base (110) and positioned at the front part, wherein clasping oil cylinders (140) respectively connected with the first clasping ring (120) and the second clasping ring (130) are arranged on two sides of the upper part of the base (110);

the fine adjustment mechanism (200) comprises a semicircular snap ring (210) arranged on the inner sides of the first embracing ring (120) and the second embracing ring (130), rollers (220) capable of longitudinally rotating are arranged at two ends of the inner side of the semicircular snap ring (210), and a locking oil cylinder (230) connected with the first embracing ring (120) and the second embracing ring (130) is arranged on one side wall of the middle part of the semicircular snap ring (210);

the lifting adjusting mechanism (300) comprises a base column (310) which is embedded with the base (110), and a straight sliding chute (3101) which forms a sliding structure with the base (110) is arranged on the vertical inner side of the base column (310).

2. The centralizing device for marine exploration corrosion protection pipelines according to claim 1, wherein: the root parts of the first locking ring (120) and the second locking ring (130) are provided with a connecting hinged support (150) which is rotationally connected with the base (110), two sides of the outer wall of the base (110) are provided with sliding blocks (160) which slide up and down with the linear sliding groove (3101), and one side of the base (110) close to the linear sliding groove (3101) is also provided with a locking clamping block which can stretch and form locking clamping with the linear sliding groove (3101);

the inner diameters of the first embracing ring (120) and the second embracing ring (130) form a regular circular structure after embracing, and the root of the locking oil cylinder (230) is hinged with the base (110).

3. The centralizing device for marine exploration corrosion protection pipelines according to claim 2, wherein: the rear part of the roller (220) is also provided with a roller frame (240) connected with the semicircular snap ring (210), and two sides of the outer wall of the semicircular snap ring (210) are provided with stable sliding rods (250) which are respectively in sliding connection with the first clasping ring (120) and the second clasping ring (130);

wherein, the inner side roller (220) of the two semicircular snap rings (210) points to the round direction after being clasped.

4. A centralising apparatus for marine exploration corrosion protection pipelines according to claim 3, characterised in that: the top of the foundation column (310) is provided with a tractor (320), a steel wire rope (330) is wound on a traction wheel of the tractor (320) positioned at the output end of the tractor, and the tail end of the steel wire rope (330) is connected with the base (110).

5. The centralizing device for marine exploration corrosion protection pipelines according to claim 4, wherein: the straight sliding chute (3101) penetrates through the top and the bottom of the base pillar (310), and at least two bases (110) are arranged on the inner side of the base pillar (310) positioned on the straight sliding chute (3101).

6. The centralizing device for marine exploration corrosion protection pipelines according to claim 5, wherein: the base (110) and the tractor (320) form a vertically lifting structure through a straight sliding groove (3101) and a steel wire rope (330).