CN110735981B

CN110735981B - Improved steel pipe connector

Info

Publication number: CN110735981B
Application number: CN201911195408.8A
Authority: CN
Inventors: 易朝辉
Original assignee: Hengyang Keying Steel Pipe Co ltd
Current assignee: Hengyang Steel Pipe Keying Co.,Ltd.
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2021-07-09
Anticipated expiration: 2039-11-28
Also published as: CN110735981A

Abstract

The invention discloses an improved steel pipe adapter which comprises a first flange, a second flange, an adapter pipe and a pipe orifice, wherein the first flange is arranged at the upper end of the adapter pipe, the second flange is arranged at the lower end of the adapter pipe, the pipe orifice is formed in the lower end of the adapter pipe, a sealing structure is inserted into the pipe orifice and connected with the pipe orifice, the sealing structure comprises an insertion pipe, a through hole, a first ring groove, a second ring groove, a first sealing ring and a second sealing ring, the through hole is formed in the upper end of the insertion pipe, the first ring groove and the second ring groove are formed in the outer side wall of the insertion pipe, the first sealing ring is arranged in the groove of the first ring groove, the second sealing ring is arranged in the groove of the second ring groove, and a supporting. According to the improved steel pipe adaptor, the sealing structure and the supporting structure are matched with each other, the supporting rod and the insertion pipe support the pipe orifice of the steel pipe, and the protection performance of the pipe orifice of the steel pipe is improved to a certain extent.

Description

Improved steel pipe connector

Technical Field

The invention relates to the field of steel pipe adapters, in particular to an improved steel pipe adapter.

Background

Steel pipes are steel with a hollow cross section whose length is much greater than the diameter or circumference. The steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the shape of the cross section; the steel pipe is divided into a carbon structural steel pipe, a low-alloy structural steel pipe, an alloy steel pipe and a composite steel pipe according to the material quality; the steel pipes are divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment and the like according to the application; the method is divided into a seamless steel pipe and a welded steel pipe according to a production process, wherein the seamless steel pipe is divided into a hot rolling mode and a cold rolling (drawing) mode, the welded steel pipe is divided into a straight seam welded steel pipe and a spiral seam welded steel pipe, the connection means that a certain object is used for connecting two separated objects, and a steel pipe connector is used for connecting the two steel pipes; in the process of using the steel pipe adapter, the steel pipe adapter is usually connected with a steel pipe by a flange, and after the steel pipe orifice is connected, the steel pipe orifice is deformed due to the fact that the steel pipe adapter cannot support the steel pipe orifice, so that the sealing effect is poor.

Disclosure of Invention

The invention mainly aims to provide an improved steel pipe adapter which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

an improved steel pipe adapter comprises a first flange, a second flange, an adapter pipe and a pipe orifice, wherein the upper end of the adapter pipe is provided with the first flange, the lower end of the adapter pipe is provided with the second flange, the lower end of the adapter pipe is provided with the pipe orifice, the pipe orifice is inserted and connected with a sealing structure, the sealing structure comprises an insertion pipe, a through hole, a first annular groove, a second annular groove, a first sealing ring and a second sealing ring, the upper end of the insertion pipe is provided with the through hole, the outer side wall of the insertion pipe is provided with the first annular groove and the second annular groove, the first sealing ring is arranged in the first annular groove, the second sealing ring is arranged in the second annular groove, a supporting structure is inserted into the pipe of the insertion pipe, the supporting structure comprises a base column, a connecting hole, a first supporting rod, a second supporting rod and a supporting arc-shaped block, the side wall of the base column is provided with a connecting hole, the, and the connecting hole on the upper part of the side wall of the foundation column is internally inserted and connected with a second supporting rod, a supporting arc-shaped block is inserted and connected into an opening at one end of the second supporting rod, and the number of the connecting holes is three along the circumferential direction of the foundation column.

Preferably, the outer side wall of the insertion pipe arranged on the sealing structure is provided with threads, and the insertion pipe is connected with the connecting pipe through the threads.

Preferably, the first support rod and the second support rod arranged on the support structure have the same structure, and the first support rod and the second support rod are connected with the foundation column through threads.

Preferably, the cambered surface of the support arc block is tightly attached to the inner wall of the insertion pipe, the rear end cylinder of the support arc block is connected with the second support rod in a clamping mode, and the rear end cylinder of the support arc block is connected with the spring.

Preferably, the upper end of the insertion pipe extends out of the first flange to form a hole, and the extension end of the insertion pipe is inserted into the steel pipe.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the sealing structure and the supporting structure are arranged and matched with each other, and the supporting rod and the insertion pipe support the pipe orifice of the steel pipe, so that the protection performance of the pipe orifice of the steel pipe is improved to a certain extent.

Drawings

FIG. 1 is a schematic view of an improved type of steel pipe adaptor according to the present invention;

FIG. 2 is a schematic view of an improved steel pipe adaptor according to the present invention, shown in disassembled form;

FIG. 3 is a schematic view of a sealing structure of an improved steel pipe adaptor according to the present invention;

fig. 4 is a schematic view of a supporting structure of an improved type steel pipe adaptor according to the present invention.

In the figure: 1. a first flange; 2. a second flange; 3. connecting the pipe; 4. a pipe orifice; 5. a sealing structure; 501. inserting a tube; 502. a through hole; 503. a first ring groove; 504. a second ring groove; 505. a first seal ring; 506. a second seal ring; 6. a support structure; 601. a base pillar; 602. connecting holes; 603. a first support bar; 604. a second support bar; 605. and supporting the arc-shaped block.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, an improved steel pipe adapter comprises a first flange 1, a second flange 2, an adapter pipe 3 and a pipe orifice 4, wherein the first flange 1 is arranged at the upper end of the adapter pipe 3, the second flange 2 is arranged at the lower end of the adapter pipe 3, the pipe orifice 4 is connected with a sealing structure 5 in an inserting manner, the sealing structure 5 comprises an insertion pipe 501, a through hole 502, a first ring groove 503, a second ring groove 504, a first sealing ring 505 and a second sealing ring 506, the through hole 502 is arranged at the upper end of the insertion pipe 501, the first ring groove 503 and the second ring groove 504 are arranged on the outer side wall of the insertion pipe 501, the first sealing ring 505 is arranged in the groove of the first ring groove 503, the second sealing ring 506 is arranged in the groove of the second ring groove 504, a supporting structure 6 is inserted in the pipe 501, and the supporting structure 6 comprises, The supporting device comprises a second supporting rod 604 and supporting arc-shaped blocks 605, wherein the side wall of the base column 601 is provided with a connecting hole 602, a first supporting rod 603 is inserted and connected into the connecting hole 602 at the lower part of the side wall of the base column 601, the connecting hole 602 at the upper part of the side wall of the base column 601 is inserted and connected with the second supporting rod 604, the supporting arc-shaped blocks 605 are inserted and connected into the opening at one end of the second supporting rod 604, and the connecting holes 602 are uniformly provided with three supporting arc-shaped blocks.

The outer side wall of an insertion pipe 501 arranged on the sealing structure 5 is provided with threads, and the insertion pipe 501 is connected with the connecting pipe 3 through the threads; the first support rod 603 and the second support rod 604 of the support structure 6 have the same structure, and the first support rod 603 and the second support rod 604 are connected with the base column 601 through threads; the arc surface of the support arc block 605 is arranged close to the inner wall of the insertion tube 501, a cylinder at the rear end of the support arc block 605 is connected with the second support rod 604 in a clamping manner, and a cylinder at the rear end of the support arc block 605 is connected with a spring; the upper end of the insertion pipe 501 extends out of the first flange 1 and is provided with a hole, and the extending end of the insertion pipe 501 is inserted into the steel pipe.

It should be noted that, the invention is an improved steel pipe adaptor, when assembling a sealing structure 5, a supporting structure 6 and an adaptor pipe 3, a first sealing ring 505 and a second sealing ring 506 arranged in the sealing structure 5 are sleeved into the outer side wall of an insertion pipe 501, the second sealing ring 506 is moved into a second annular groove 504, the first sealing ring 505 is moved into a first annular groove 503, the insertion pipe 501 is inserted by aligning with a pipe orifice 4 arranged at the lower end of the adaptor pipe 3, the side wall of the insertion pipe 501 is provided with threads, the insertion pipe 501 is connected with the adaptor pipe 3 by threads, the first sealing ring 505 and the second sealing ring 506 realize the sealing arrangement between the insertion pipe 501 and the adaptor pipe 3, a supporting arc block 605 arranged in the supporting structure 6 is inserted by aligning with a hole arranged at one end of a second supporting rod 604, the supporting arc block 605 is connected with the second supporting rod 604 in a clamping manner, a spring welded at the other end of the supporting arc block, the structure of the first support rod 603 is the same as that of the second support rod 604, the connection mode between the first support rod 603 and the support arc block 605 is the same as that between the second support rod 604 and the support arc block 605, the other end of the second support rod 604 is aligned with the connection hole 602 formed in the side wall of the base column 601 and inserted, the second support rod 604 is connected with the base column 601 through a thread, the first support rod 603 is connected with the base column 601 through a thread, the assembly of the support structure 6 is realized, the support structure 6 is integrally inserted into the insertion tube 501 through a hole formed in the lower end of the insertion tube 501, the first support rod 603 and the second support rod 604 support the insertion tube 501, when the insertion tube 501 is used, the insertion tube 501 is inserted into the steel tube, the outer wall of the insertion tube 501 contacts the inner wall of the steel tube, the second support rod 604.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An improved steel pipe adapter is characterized in that: including first flange (1), second flange (2), linking pipe (3) and mouth of pipe (4), the upper end of linking pipe (3) is provided with first flange (1), and the lower extreme of linking pipe (3) is provided with second flange (2), mouth of pipe (4) have been seted up to the lower extreme of linking pipe (3), and mouth of pipe (4) plug-in connection has seal structure (5), seal structure (5) are including intubate (501), through-hole (502), first annular (503), second annular (504), first sealing ring (505), second sealing ring (506), and through-hole (502) have been seted up to the upper end of intubate (501), first annular (503) and second annular (504) have been seted up to the lateral wall of intubate (501), and be provided with first sealing ring (505) in the groove of first annular (503), be provided with second sealing ring (506) in the groove of second annular (504), the intraductal bearing structure (6) that has inserted of intubate (501), and bearing structure (6) include base pillar (601), connecting hole (602), first bracing piece (603), second bracing piece (604), support arc piece (605), connecting hole (602) have been seted up to the lateral wall of base pillar (601), downthehole the inserting of connecting hole (602) of base pillar (601) lateral wall lower part is connected with first bracing piece (603), and downthehole the inserting of connecting hole (602) of base pillar (601) lateral wall upper portion is connected with second bracing piece (604), the inserting is connected with in the one end trompil of second bracing piece (604) and supports arc piece (605), connecting hole (602) evenly are provided with threely along base pillar (601) circumference.

2. An improved steel pipe adaptor as claimed in claim 1, wherein: the outer side wall of an insertion pipe (501) arranged on the sealing structure (5) is provided with threads, and the insertion pipe (501) is connected with the connecting pipe (3) through the threads.

3. An improved steel pipe adaptor as claimed in claim 2, wherein: the structure of a first supporting rod (603) and the structure of a second supporting rod (604) which are arranged on the supporting structure (6) are the same, and the first supporting rod (603) and the second supporting rod (604) are connected with the base column (601) through threads.

4. An improved steel pipe adaptor as claimed in claim 3, wherein: the cambered surface of the support cambered block (605) is tightly attached to the inner wall of the insertion pipe (501), the cylinder at the rear end of the support cambered block (605) is connected with the second support rod (604) in a clamping manner, and the cylinder at the rear end of the support cambered block (605) is connected with the spring.

5. An improved steel pipe adaptor as claimed in claim 4, wherein: the upper end of the insertion pipe (501) extends out of the first flange (1) and is provided with a hole, and the extending end of the insertion pipe (501) is inserted into the steel pipe.