CN211398857U - Pipe fitting connecting structure - Google Patents
Pipe fitting connecting structure Download PDFInfo
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- CN211398857U CN211398857U CN202020087046.2U CN202020087046U CN211398857U CN 211398857 U CN211398857 U CN 211398857U CN 202020087046 U CN202020087046 U CN 202020087046U CN 211398857 U CN211398857 U CN 211398857U
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- bellows
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Abstract
The utility model belongs to the technical field of the pipe connection, a pipe connection structure is disclosed, including parent tube (1) and bellows (2), the mouth of pipe outside of parent tube (1) is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube (1) is provided with mounting groove (3), bellows (2) can be arranged in mounting groove (3), bellows (2) cover be equipped with nut (4) of external screw thread looks adaptation, nut (4) inner wall is provided with boss (5), bellows (2) are gone up the cover and are equipped with first snap ring (6), and first snap ring (6) are located nut (4) and can contact with boss (5). The utility model discloses simple structure to it is more convenient to make the maintenance of pipeline.
Description
Technical Field
The utility model belongs to the technical field of the pipe connection, concretely relates to pipe connection structure.
Background
The connection between the metal pipes needs to be connected through a tee joint, an elbow and the like, the connecting pieces such as the tee joint and the elbow are directly connected with the metal pipes through threads in the prior art, when a pipeline is overhauled or a part of the metal pipes need to be replaced, the metal pipes needing to be cut for the pipeline can achieve the purpose of overhauling or replacing, and the operation is very inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide a pipe connecting structure.
The utility model discloses the technical scheme who adopts does: the utility model provides a pipe fitting connection structure, includes parent tube and bellows, and the mouth of pipe outside of parent tube is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube is provided with the mounting groove, in the mounting groove can be arranged in to the bellows, the bellows cover be equipped with the nut of external screw thread looks adaptation, the nut inner wall is provided with the boss, the cover is equipped with first snap ring on the bellows, first snap ring be located the nut and can contact with the boss.
Furthermore, a sealing ring is arranged between the corrugated pipe and the base pipe.
Further, the corrugated pipe is made of stainless steel.
Furthermore, the corrugated pipe is further sleeved with a second clamping ring, and the second clamping ring is in contact with the end face of the nut.
Further, first snap ring and second snap ring be annular plate, and annular plate is equipped with the opening.
Further, first snap ring and second snap ring all be provided with the incision.
The utility model has the advantages that: through the simple connecting structure, the nut can be directly rotated after the pipeline is installed, the corrugated pipe is taken down, separation between metal pipes is realized, and the pipeline maintenance and the metal pipe replacement are more convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of a first snap ring;
in the figure: 1-base tube, 2-corrugated tube, 3-mounting groove, 4-nut, 5-boss, 6-first snap ring, 7-sealing ring, 8-second snap ring, 9-gap and 10-notch.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "upper", "front", "rear", "left", "right", "bottom", "side", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present embodiments.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1 and 2, a pipe connection structure, includes parent tube 1 and bellows 2, and the mouth of pipe outside of parent tube 1 is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube 1 is provided with mounting groove 3, in mounting groove 3 can be arranged in to bellows 2, bellows 2 cover be equipped with nut 4 of external screw thread looks adaptation, 4 inner walls of nut are provided with boss 5, the cover is equipped with first snap ring 6 on bellows 2, first snap ring 6 be located nut 4 and can contact with boss 5.
During the installation, at first with 4 suits of nut on bellows 2, with 6 joints of first snap ring at the tip of bellows 2 again, make first snap ring 6 can block boss 5 of nut 4, avoid nut 4 to drop from bellows 2, be connected nut 4 and parent tube 1 at last, make bellows 2 card go into in the mounting groove 3, the terminal surface of bellows 2 supports and leans on the bottom surface at mounting groove 3 to realize being connected of parent tube 1 and bellows 2. The base pipe 1 is a metal pipe, a tee joint or an elbow and other pipe fittings. Both ends of the corrugated pipe 2 are provided with nuts 4 which can be respectively connected with the metal pipe, the tee joint or the elbow-type base pipe 1, thereby realizing the connection of the two metal pipes, or the connection of the metal pipe and the tee joint, or the connection of the metal pipe and the elbow. When needing to overhaul the pipeline, direct swivel nut 4 takes off bellows 2, just can freely take out the tubular metal resonator, need not cut, and is comparatively convenient.
Example two
As shown in fig. 1 and 2, a pipe connection structure, includes parent tube 1 and bellows 2, and the mouth of pipe outside of parent tube 1 is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube 1 is provided with mounting groove 3, in mounting groove 3 can be arranged in to bellows 2, bellows 2 cover be equipped with nut 4 of external screw thread looks adaptation, 4 inner walls of nut are provided with boss 5, the cover is equipped with first snap ring 6 on bellows 2, first snap ring 6 be located nut 4 and can contact with boss 5.
As shown in fig. 1, a sealing ring 7 is arranged between the corrugated pipe 2 and the base pipe 1, the sealing ring 7 is arranged in the mounting groove 3, and the end surface of the corrugated pipe 2 can abut against the sealing ring 7. The sealing ring 7 is arranged, so that the condition of water leakage at the joint is effectively prevented.
During the installation, at first with 4 suits of nut on bellows 2, with 6 joints of first snap ring at the tip of bellows 2 again, make first snap ring 6 can block boss 5 of nut 4, avoid nut 4 to drop from bellows 2, be connected nut 4 and parent tube 1 at last, make bellows 2 card go into in the mounting groove 3, the terminal surface of bellows 2 supports and leans on the bottom surface at mounting groove 3 to realize being connected of parent tube 1 and bellows 2. The base pipe 1 is a metal pipe, a tee joint or an elbow and other pipe fittings. Both ends of the corrugated pipe 2 are provided with nuts 4 which can be respectively connected with the metal pipe, the tee joint or the elbow-type base pipe 1, thereby realizing the connection of the two metal pipes, or the connection of the metal pipe and the tee joint, or the connection of the metal pipe and the elbow. When needing to overhaul the pipeline, direct swivel nut 4 takes off bellows 2, just can freely take out the tubular metal resonator, need not cut, and is comparatively convenient.
EXAMPLE III
As shown in fig. 1 and 2, a pipe connection structure, includes parent tube 1 and bellows 2, and the mouth of pipe outside of parent tube 1 is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube 1 is provided with mounting groove 3, in mounting groove 3 can be arranged in to bellows 2, bellows 2 cover be equipped with nut 4 of external screw thread looks adaptation, 4 inner walls of nut are provided with boss 5, the cover is equipped with first snap ring 6 on bellows 2, first snap ring 6 be located nut 4 and can contact with boss 5.
As shown in fig. 1, a sealing ring 7 is arranged between the corrugated pipe 2 and the base pipe 1, the sealing ring 7 is arranged in the mounting groove 3, and the end surface of the corrugated pipe 2 can abut against the sealing ring 7. The sealing ring 7 is arranged, so that the condition of water leakage at the joint is effectively prevented.
Preferably, the bellows 2 is made of stainless steel, which makes the connection structure more reliable.
During the installation, at first with 4 suits of nut on bellows 2, with 6 joints of first snap ring at the tip of bellows 2 again, make first snap ring 6 can block boss 5 of nut 4, avoid nut 4 to drop from bellows 2, be connected nut 4 and parent tube 1 at last, make bellows 2 card go into in the mounting groove 3, the terminal surface of bellows 2 supports and leans on the bottom surface at mounting groove 3 to realize being connected of parent tube 1 and bellows 2. The base pipe 1 is a metal pipe, a tee joint or an elbow and other pipe fittings. Both ends of the corrugated pipe 2 are provided with nuts 4 which can be respectively connected with the metal pipe, the tee joint or the elbow-type base pipe 1, thereby realizing the connection of the two metal pipes, or the connection of the metal pipe and the tee joint, or the connection of the metal pipe and the elbow. When needing to overhaul the pipeline, direct swivel nut 4 takes off bellows 2, just can freely take out the tubular metal resonator, need not cut, and is comparatively convenient.
Example four
As shown in fig. 1 and 2, a pipe connection structure, includes parent tube 1 and bellows 2, and the mouth of pipe outside of parent tube 1 is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube 1 is provided with mounting groove 3, in mounting groove 3 can be arranged in to bellows 2, bellows 2 cover be equipped with nut 4 of external screw thread looks adaptation, 4 inner walls of nut are provided with boss 5, the cover is equipped with first snap ring 6 on bellows 2, first snap ring 6 be located nut 4 and can contact with boss 5.
As shown in fig. 1, a sealing ring 7 is arranged between the corrugated pipe 2 and the base pipe 1, the sealing ring 7 is arranged in the mounting groove 3, and the end surface of the corrugated pipe 2 can abut against the sealing ring 7. The sealing ring 7 is arranged, so that the condition of water leakage at the joint is effectively prevented.
Preferably, the bellows 2 is made of stainless steel, which makes the connection structure more reliable.
As shown in fig. 1, the bellows 2 is further sleeved with a second snap ring 8, and the second snap ring 8 contacts with the end surface of the nut 4, so that the moving range of the nut 4 is limited, and the mounting is convenient.
During the installation, at first with 4 suits of nut on bellows 2, with 6 joints of first snap ring at the tip of bellows 2 again, make first snap ring 6 can block boss 5 of nut 4, avoid nut 4 to drop from bellows 2, be connected nut 4 and parent tube 1 at last, make bellows 2 card go into in the mounting groove 3, the terminal surface of bellows 2 supports and leans on the bottom surface at mounting groove 3 to realize being connected of parent tube 1 and bellows 2. The base pipe 1 is a metal pipe, a tee joint or an elbow and other pipe fittings. Both ends of the corrugated pipe 2 are provided with nuts 4 which can be respectively connected with the metal pipe, the tee joint or the elbow-type base pipe 1, thereby realizing the connection of the two metal pipes, or the connection of the metal pipe and the tee joint, or the connection of the metal pipe and the elbow. When needing to overhaul the pipeline, direct swivel nut 4 takes off bellows 2, just can freely take out the tubular metal resonator, need not cut, and is comparatively convenient.
EXAMPLE five
As shown in fig. 1 and 2, a pipe connection structure, includes parent tube 1 and bellows 2, and the mouth of pipe outside of parent tube 1 is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube 1 is provided with mounting groove 3, in mounting groove 3 can be arranged in to bellows 2, bellows 2 cover be equipped with nut 4 of external screw thread looks adaptation, 4 inner walls of nut are provided with boss 5, the cover is equipped with first snap ring 6 on bellows 2, first snap ring 6 be located nut 4 and can contact with boss 5.
As shown in fig. 1, a sealing ring 7 is arranged between the corrugated pipe 2 and the base pipe 1, the sealing ring 7 is arranged in the mounting groove 3, and the end surface of the corrugated pipe 2 can abut against the sealing ring 7. The sealing ring 7 is arranged, so that the condition of water leakage at the joint is effectively prevented.
Preferably, the bellows 2 is made of stainless steel, which makes the connection structure more reliable.
As shown in fig. 1, the bellows 2 is further sleeved with a second snap ring 8, and the second snap ring 8 contacts with the end surface of the nut 4, so that the moving range of the nut 4 is limited, and the mounting is convenient.
As shown in fig. 2, the first snap ring 6 and the second snap ring 8 are annular plate members, and the annular plate members are provided with gaps 9.
During the installation, at first with 4 suits of nut on bellows 2, with 6 joints of first snap ring at the tip of bellows 2 again, make first snap ring 6 can block boss 5 of nut 4, avoid nut 4 to drop from bellows 2, be connected nut 4 and parent tube 1 at last, make bellows 2 card go into in the mounting groove 3, the terminal surface of bellows 2 supports and leans on the bottom surface at mounting groove 3 to realize being connected of parent tube 1 and bellows 2. The base pipe 1 is a metal pipe, a tee joint or an elbow and other pipe fittings. Both ends of the corrugated pipe 2 are provided with nuts 4 which can be respectively connected with the metal pipe, the tee joint or the elbow-type base pipe 1, thereby realizing the connection of the two metal pipes, or the connection of the metal pipe and the tee joint, or the connection of the metal pipe and the elbow. When needing to overhaul the pipeline, direct swivel nut 4 takes off bellows 2, just can freely take out the tubular metal resonator, need not cut, and is comparatively convenient.
EXAMPLE six
As shown in fig. 1 and 2, a pipe connection structure, includes parent tube 1 and bellows 2, and the mouth of pipe outside of parent tube 1 is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube 1 is provided with mounting groove 3, in mounting groove 3 can be arranged in to bellows 2, bellows 2 cover be equipped with nut 4 of external screw thread looks adaptation, 4 inner walls of nut are provided with boss 5, the cover is equipped with first snap ring 6 on bellows 2, first snap ring 6 be located nut 4 and can contact with boss 5.
As shown in fig. 1, a sealing ring 7 is arranged between the corrugated pipe 2 and the base pipe 1, the sealing ring 7 is arranged in the mounting groove 3, and the end surface of the corrugated pipe 2 can abut against the sealing ring 7. The sealing ring 7 is arranged, so that the condition of water leakage at the joint is effectively prevented.
Preferably, the bellows 2 is made of stainless steel, which makes the connection structure more reliable.
As shown in fig. 1, the bellows 2 is further sleeved with a second snap ring 8, and the second snap ring 8 contacts with the end surface of the nut 4, so that the moving range of the nut 4 is limited, and the mounting is convenient.
As shown in fig. 2, the first snap ring 6 and the second snap ring 8 are annular plate members, and the annular plate members are provided with gaps 9. Preferably, first snap ring 6 and second snap ring 8 all be provided with incision 10, incision 10 is equipped with two, is convenient for with first snap ring 6 and second snap ring 8 card on bellows 2.
During the installation, at first with 4 suits of nut on bellows 2, with 6 joints of first snap ring at the tip of bellows 2 again, make first snap ring 6 can block boss 5 of nut 4, avoid nut 4 to drop from bellows 2, be connected nut 4 and parent tube 1 at last, make bellows 2 card go into in the mounting groove 3, the terminal surface of bellows 2 supports and leans on the bottom surface at mounting groove 3 to realize being connected of parent tube 1 and bellows 2. The base pipe 1 is a metal pipe, a tee joint or an elbow and other pipe fittings. Both ends of the corrugated pipe 2 are provided with nuts 4 which can be respectively connected with the metal pipe, the tee joint or the elbow-type base pipe 1, thereby realizing the connection of the two metal pipes, or the connection of the metal pipe and the tee joint, or the connection of the metal pipe and the elbow. When needing to overhaul the pipeline, direct swivel nut 4 takes off bellows 2, just can freely take out the tubular metal resonator, need not cut, and is comparatively convenient.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (6)
1. A pipe connecting structure characterized in that: including parent tube (1) and bellows (2), the mouth of pipe outside of parent tube (1) is provided with the external screw thread, and the mouth of pipe terminal surface of parent tube (1) is provided with mounting groove (3), in mounting groove (3) can be arranged in to bellows (2), bellows (2) cover be equipped with nut (4) of external screw thread looks adaptation, nut (4) inner wall is provided with boss (5), the cover is equipped with first snap ring (6) on bellows (2), first snap ring (6) are located nut (4) and can contact with boss (5).
2. A pipe connecting structure according to claim 1, wherein: a sealing ring (7) is arranged between the corrugated pipe (2) and the base pipe (1).
3. A pipe connecting structure according to claim 1, wherein: the corrugated pipe (2) is made of stainless steel.
4. A pipe connecting structure according to claim 1, wherein: bellows (2) still the cover be equipped with second snap ring (8), second snap ring (8) contact with the terminal surface of nut (4).
5. A pipe connecting structure according to claim 4, wherein: first snap ring (6) and second snap ring (8) be annular plate, and annular plate is equipped with opening (9).
6. A pipe connecting structure according to claim 5, wherein: the first clamping ring (6) and the second clamping ring (8) are both provided with notches (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020087046.2U CN211398857U (en) | 2020-01-14 | 2020-01-14 | Pipe fitting connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020087046.2U CN211398857U (en) | 2020-01-14 | 2020-01-14 | Pipe fitting connecting structure |
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| Publication Number | Publication Date |
|---|---|
| CN211398857U true CN211398857U (en) | 2020-09-01 |
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| CN202020087046.2U Active CN211398857U (en) | 2020-01-14 | 2020-01-14 | Pipe fitting connecting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819332A (en) * | 2021-10-08 | 2021-12-21 | 天津鹏翎集团股份有限公司 | Pipeline sealing structure and pipeline assembly |
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2020
- 2020-01-14 CN CN202020087046.2U patent/CN211398857U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819332A (en) * | 2021-10-08 | 2021-12-21 | 天津鹏翎集团股份有限公司 | Pipeline sealing structure and pipeline assembly |
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