CN217003433U

CN217003433U - High-strength seamless steel tube with connecting structure for ocean engineering

Info

Publication number: CN217003433U
Application number: CN202122949833.0U
Authority: CN
Inventors: 张政
Original assignee: Jiangsu Sances Metal New Material Technology Co ltd
Current assignee: Jiangsu Sances Metal New Material Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-07-19
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a high-strength seamless steel tube with a connecting structure for ocean engineering, which belongs to the technical field of seamless steel tubes and comprises an outer tube, wherein an inner tube is arranged in the outer tube, connecting pieces are welded in the inner tube and the outer tube at equal intervals, the two opposite connecting pieces are connected through a connecting mechanism, the connecting mechanism is mainly formed by combining an arc-shaped ring for supporting a tube body, a spring rod for adjusting the position of the arc-shaped ring, a rectangular hole for connecting objects, a positioning column and a positioning strip for increasing the supporting range of a pipeline, the supporting assembly can be used for conveniently stretching the spring rod, the stretching difficulty of the spring rod is reduced, the arc-shaped ring is further convenient to move, the moving difficulty of the arc-shaped ring is reduced, a difficult hook at one end of the arc-shaped ring is further convenient to be connected with the connecting piece of the inner tube, and the connecting difficulty of the connecting mechanism with the connecting pieces between the outer tube and the inner tube is reduced, and the device is detachably installed, so that later-stage disassembly can be facilitated.

Description

High-strength seamless steel tube with connecting structure for ocean engineering

Technical Field

The utility model relates to the technical field of seamless steel pipes, in particular to a high-strength seamless steel pipe with a connecting structure for ocean engineering.

Background

The pressure pipeline, especially the steam pipeline, the internal medium is mostly boiled hot water, the pipe wall is thinned due to long-term abrasion in use, the pressure of the pipeline reaches the bearing capacity of the pipe, the explosion accident of the pipeline is caused, the pressure bearing experiment of the test pipe is suggested after the steam pipe is used for 3-5 years at intervals, the corrosion of the steam pipeline is easy to occur at the bending and turning part of the pipeline, and the steam flows into the streamline pipe section and the flow direction changes.

When the seamless steel pipe is used, the connecting component is arranged between the inner pipe body and the outer pipe body, the connecting component has a supporting effect on the inner pipe body, and meanwhile, the outer stress connecting component has a buffering effect on the inner pipe body, so that the phenomenon of mutual collision between the inner pipe body and the outer pipe body is prevented.

But this patent is not convenient for be connected between coupling assembling and the body, has reduced the connection degree of difficulty between coupling assembling and the body to required time when having increased to connect between coupling assembling and the body further leads to the device installation effectiveness low, increases the problem of its work degree of difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-strength seamless steel tube with a connecting structure for ocean engineering, which aims to solve the problems that the connection between a connecting component and a tube body is inconvenient, the connection difficulty between the connecting component and the tube body is reduced, the time required for connecting the connecting component and the tube body is increased, the installation efficiency of the device is further low, and the working difficulty of the device is increased in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: high strength seamless steel pipe for ocean engineering with connection structure, including the outer tube, the inside inner tube that is provided with of outer tube, the inside equidistance welding of inner tube and outer tube has the connecting piece, connects through coupling mechanism between two relative connecting pieces, coupling mechanism mainly by have the arc ring that carries out the support to the body and carry out the spring beam of adjusting to the position of arc ring and have the rectangular hole that carries out the connection to the object and form to the reference column and the location strip combination that increase pipeline support scope, coupling mechanism one end is connected with supporting component, supporting component mainly by have carry out distance that the spring beam carries out the adjusting to the object and carry out the thread bush, lead screw and go-between and the rectangle piece combination that installs to thread bush, lead screw and go-between and form.

Preferably, the support assembly comprises a rectangular block, a connecting strip, a threaded sleeve, a screw rod and a connecting ring;

rectangular hole one end joint has the rectangular block, rectangular block one end middle part fixed mounting has the connecting strip, the welding of connecting strip top middle part has the thread bush, there is the lead screw thread connection inside the thread bush through the screw thread, lead screw top middle part is connected with the go-between through the bearing.

Preferably, the inner diameter of the connecting ring is equal to the outer diameter of the movable end of the spring rod, and the outer diameter of the connecting ring is equal to the outer diameter of the spring rod, so that the spring rod can be conveniently stretched, and the stretching difficulty of the spring rod is reduced.

The connecting mechanism comprises a spring rod, an arc-shaped ring, a silica gel pad, an arc-shaped strip, a rubber pad, a positioning column, a positioning strip, a hook and a rectangular hole;

the connecting piece inside the outer pipe is connected with a spring rod through a hook, the movable end of the spring rod is connected with an arc-shaped ring, silica gel pads are symmetrically arranged on two sides of the inner wall of the arc-shaped ring, one end of each silica gel pad is connected with an arc-shaped strip, one end of each arc-shaped strip is connected with a rubber pad, positioning columns are symmetrically welded at two ends of the arc-shaped ring, one end of each positioning column is welded with a positioning strip, the bottom end of one end face of the arc-shaped ring is connected with the connecting piece of the inner pipe through the hook, and a rectangular hole is formed in one end face of the arc-shaped ring.

Preferably, laminate each other between rectangular hole surface and the rectangular block, a connecting strip terminal surface and arc ring surface laminate each other, and the installation of rectangular block of can being convenient for has reduced the installation degree of difficulty of rectangular block.

Preferably, the arc ring is one sixth of a circular ring, the connecting ring is one half of the circular ring, the arc ring can be convenient for supporting the inner pipe, and the connecting ring can be convenient for installing the spring rod.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the supporting component, can be convenient for stretch the spring beam, reduce the tensile degree of difficulty of spring beam, and then be convenient for the arc ring to remove, reduce the removal degree of difficulty of arc ring, be convenient for further connect between the connecting piece of arc ring one end degree of difficulty couple and inner tube, reduced the connection degree of difficulty of connecting piece between coupling mechanism and outer tube and the inner tube to the device dismantlement formula installation, thereby the dismantlement in later stage of can being convenient for.

2. Through coupling mechanism, can be convenient for support the inner tube, increased the support scope of inner tube, and then make inner tube support more stable, prevent that the position of inner tube from taking place the phenomenon of removal to can be convenient for carry on spacingly to the inner tube, prevent that the inner tube from taking place the phenomenon of rocking.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the coupling mechanism of the present invention;

FIG. 3 is a schematic view of the rectangular hole of the present invention;

FIG. 4 is a schematic structural view of the support assembly of the present invention;

in the figure: 1. an outer tube; 2. an inner tube; 3. a connecting member;

4. a connecting mechanism; 401. a spring lever; 402. an arc-shaped ring; 403. a silica gel pad; 404. an arc-shaped strip; 405. a rubber pad; 406. a positioning column; 407. a positioning bar; 408. hooking; 409. a rectangular hole;

5. a support assembly; 501. a rectangular block; 502. a connecting strip; 503. a threaded sleeve; 504. a screw rod; 505. and (7) connecting rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: high strength seamless steel pipe for ocean engineering with connection structure, including outer tube 1, 1 inside inner tubes 2 that are provided with of outer tube, the welding of the inside equidistance of inner tube 2 and outer tube 1 has connecting piece 3.

The two opposite connecting pieces 3 are connected through a connecting mechanism 4, one end of the connecting mechanism 4 is connected with a supporting component 5, and the supporting component 5 comprises a rectangular block 501, a connecting strip 502, a threaded sleeve 503, a screw rod 504 and a connecting ring 505;

rectangular hole 409 one end joint has rectangular block 501, rectangular block 501 one end middle part fixed mounting has connecting strip 502, the welding has thread bush 503 in the middle part of the connecting strip 502 top, there is lead screw 504 inside the thread bush 503 through threaded connection, lead screw 504 top middle part is connected with go-between 505 through the bearing, the internal diameter of go-between 505 equals the external diameter of spring beam 401 active end, the external diameter of go-between 505 equals the external diameter of spring beam 401, can be convenient for spring beam 401 tensile, the tensile degree of difficulty of spring beam 401 has been reduced.

The connecting mechanism 4 comprises a spring rod 401, an arc-shaped ring 402, a silica gel pad 403, an arc-shaped strip 404, a rubber pad 405, a positioning column 406, a positioning strip 407, a hook 408 and a rectangular hole 409;

the connecting piece 3 in the outer tube 1 is connected with a spring rod 401 through a hook 408, the movable end of the spring rod 401 is connected with an arc-shaped ring 402, the arc-shaped ring 402 is one sixth of a circular ring, the connecting ring 505 is one half of the circular ring, the arc-shaped ring 402 can be used for supporting the inner tube 2 conveniently, the connecting ring 505 can be used for installing the spring rod 401 conveniently, silica gel pads 403 are symmetrically arranged on two sides of the inner wall of the arc-shaped ring 402, an arc strip 404 is connected to one end of each silica gel pad 403, a rubber pad 405 is connected to one end of each arc strip 404, positioning columns 406 are symmetrically welded to two ends of the arc-shaped ring 402, a positioning strip 407 is welded to one end of each positioning column 406, the bottom end of one end face of the arc-shaped ring 402 is connected with the connecting piece 3 of the inner tube 2 through the hook 408, a rectangular hole 409 is formed in one end face of the arc-shaped ring 402, the outer surface of the rectangular hole 409 and the rectangular block 501 are attached to each other, one end face of the connecting strip 502 and the outer surface of the arc-shaped ring 402 are attached to facilitate installation of the rectangular block 501, the difficulty of mounting the rectangular block 501 is reduced.

The working principle of the utility model is as follows: a user connects the hook 408 at one end of the spring rod 401 with the connecting piece 3 of the outer tube 1, then sequentially connects a plurality of connecting mechanisms 4, then the user puts the rectangular block 501 along the inside of the rectangular hole 409, the rectangular block 501 drives the connecting strip 502 to enter the outer surface of the arc-shaped ring 402, then the user rotates the lead screw 504, the lead screw 504 moves along the inside of the threaded sleeve 503 when rotating, the lead screw 504 drives the connecting ring 505 to move when moving, the connecting ring 505 drives the spring rod 401 to stretch when moving, the spring rod 401 can be conveniently stretched, the stretching difficulty of the spring rod 401 is reduced, the arc-shaped ring 402 is convenient to move, the moving difficulty of the arc-shaped ring 402 is reduced, the difficult hook 408 at one end of the arc-shaped ring 402 is further convenient to be connected with the connecting piece 3 of the inner tube 2, the connecting difficulty of the connecting mechanisms 4 with the connecting piece 3 between the outer tube 1 and the inner tube 2 is reduced, and the device is detachably installed, so that later-stage disassembly can be facilitated.

Then a user puts the inner tube 2 along the inside of the positioning strip 407, at this time, the inner tube 2 enters the outer side of the arc-shaped ring 402 along the positioning strip 407 and enters the outer surface of another positioning strip 407, then the user rotates the inner tube 2, the inner tube 2 drives the connecting piece 3 to enter the outer surface of the hook 408 of the arc-shaped ring 402 when rotating, then the user reversely operates the supporting component 5 to return the spring rod 401 and disassemble the supporting component 5, so that the inner tube 2 and the arc-shaped ring 402 are fixed, and at this time, the silicon pad 403 drives the arc-shaped strips 404 to move, the rubber pads 405 between two adjacent arc-shaped strips 404 are extruded when the arc-shaped strips 404 move, thereby the outer side of the inner tube 2 is limited in all directions, the inner tube 2 can be conveniently supported, the supporting range of the inner tube 2 is increased, and the inner tube 2 is supported more stably, prevent that the position of inner tube 2 from taking place the phenomenon of removal to can be convenient for carry on spacingly to inner tube 2, prevent that inner tube 2 from taking place the phenomenon of rocking.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. High strength seamless steel pipe for ocean engineering with connection structure, including outer tube (1), its characterized in that: the inner pipe (2) is arranged in the outer pipe (1), the connecting pieces (3) are welded in the inner pipe (2) and the outer pipe (1) at equal intervals, and the two opposite connecting pieces (3) are connected through a connecting mechanism (4);

the connecting mechanism (4) is mainly formed by combining an arc-shaped ring (402) for supporting a pipe body and a spring rod (401) for adjusting the position of the arc-shaped ring (402), a rectangular hole (409) for connecting objects, a positioning column (406) for increasing the supporting range of the pipeline and a positioning strip (407);

one end of the connecting mechanism (4) is connected with a supporting component (5), and the supporting component (5) is mainly formed by combining a threaded sleeve (503) for adjusting the distance of the spring rod (401) of an object, a screw rod (504), a connecting ring (505) and a rectangular block (501) for installing the threaded sleeve (503), the screw rod (504) and the connecting ring (505).

2. The high-strength seamless steel tube with the connecting structure for the ocean engineering according to claim 1, wherein: the support assembly (5) comprises a rectangular block (501), a connecting strip (502), a threaded sleeve (503), a screw rod (504) and a connecting ring (505);

Rectangular hole (409) one end joint has rectangular block (501), rectangular block (501) one end middle part fixed mounting has connecting strip (502), the welding of connecting strip (502) top middle part has thread bush (503), there is lead screw (504) thread bush (503) inside through threaded connection, there is go-between (505) lead screw (504) top middle part through the bearing connection.

3. The high-strength seamless steel tube with the connecting structure for the ocean engineering according to claim 2, wherein: the inner diameter of the connecting ring (505) is equal to the outer diameter of the movable end of the spring rod (401), and the outer diameter of the connecting ring (505) is equal to the outer diameter of the spring rod (401).

4. The high-strength seamless steel tube with the connecting structure for ocean engineering according to claim 2, wherein: the connecting mechanism (4) comprises a spring rod (401), an arc-shaped ring (402), a silica gel pad (403), an arc-shaped strip (404), a rubber pad (405), a positioning column (406), a positioning strip (407), a hook (408) and a rectangular hole (409);

the connecting piece (3) of outer tube (1) inside is connected with spring beam (401) through couple (408), the expansion end of spring beam (401) is connected with arc ring (402), arc ring (402) inner wall bilateral symmetry is provided with silica gel pad (403), silica gel pad (403) one end is connected with arc (404), arc (404) one end is connected with rubber pad (405), arc ring (402) both ends symmetrical welding has reference column (406), reference column (406) one end welding has location strip (407), arc ring (402) one end bottom is connected with connecting piece (3) of inner tube (2) through couple (408), rectangular hole (409) have been seted up to arc ring (402) one terminal surface.

5. The high-strength seamless steel tube with the connecting structure for the ocean engineering according to claim 4, wherein: the outer surface of the rectangular hole (409) is attached to the rectangular block (501), and one end face of the connecting strip (502) is attached to the outer surface of the arc-shaped ring (402).

6. The high-strength seamless steel tube with the connecting structure for ocean engineering according to claim 4, wherein: the arc-shaped ring (402) is one sixth of a circular ring, and the connecting ring (505) is one half of the circular ring.