CN217559257U - Pipeline connecting structure - Google Patents
Pipeline connecting structure Download PDFInfo
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- CN217559257U CN217559257U CN202221793497.3U CN202221793497U CN217559257U CN 217559257 U CN217559257 U CN 217559257U CN 202221793497 U CN202221793497 U CN 202221793497U CN 217559257 U CN217559257 U CN 217559257U
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- pipeline
- connecting section
- stage connecting
- stage
- annular taper
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Abstract
A pipeline connecting structure comprises a first pipeline and a second pipeline, wherein a first pipeline first-stage connecting section and a first pipeline second-stage connecting section are sequentially arranged at the connecting end of the first pipeline, the inner diameter of the first pipeline first-stage connecting section is larger than that of the first pipeline, the inner diameter of the first pipeline second-stage connecting section is larger than that of the first pipeline first-stage connecting section, internal threads are arranged on the inner wall of the first pipeline first-stage connecting section, and a sealing ring is arranged on the inner wall of the first pipeline second-stage connecting section; the connecting end of the second pipeline is sequentially provided with a first-stage connecting section of the second pipeline and a second-stage connecting section of the second pipeline, the outer diameter of the first-stage connecting section of the second pipeline is larger than that of the second-stage connecting section of the second pipeline, and the outer wall of the second-stage connecting section of the second pipeline is provided with an external thread matched with the internal thread; the first pipeline is sleeved with the second pipeline. The utility model has the advantages of convenient and quick installation and disassembly, and relatively simple structure.
Description
Technical Field
The utility model belongs to the technical field of the pipe connection, concretely relates to pipeline connection structure.
Background
In the field of industrial technology and in everyday life, pipelines are widely used which can be used for transporting gases, liquids or fluids with solid particles, etc. The use of pipelines is very widespread, mainly in water supply, drainage, heating, gas supply, long-distance oil and gas delivery, agricultural irrigation, hydraulic engineering and various industrial installations. In the prior art, the connection mode between pipelines is usually that the end of one pipeline is inserted into the end of another pipeline and then the connection is fastened through a flange; or one pipeline and the other pipeline are connected through an intermediate structure; or a pipe and another pipe are connected through screw threads and then are externally bound with a raw material belt for sealing, and the like. Although this connection can achieve a secure connection of the pipes, it is relatively cumbersome, time consuming, labor intensive, and inefficient to install and remove. Certainly, in the prior art, there are also multiple ways of realizing the pipeline connection, but most of them have complex structures, which results in complex manufacturing process of the pipeline interface.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, to the not enough of prior art, provide an installation and dismantle convenient, swift and the simple structure's pipeline connection structure relatively.
The utility model provides a technical scheme that its technical problem adopted is:
a pipeline connecting structure comprises a first pipeline and a second pipeline, wherein a first pipeline first-stage connecting section and a first pipeline second-stage connecting section are sequentially arranged at the connecting end of the first pipeline, the inner diameter of the first pipeline first-stage connecting section is larger than that of the first pipeline, the inner diameter of the first pipeline second-stage connecting section is larger than that of the first pipeline first-stage connecting section, internal threads are arranged on the inner wall of the first pipeline first-stage connecting section, and a sealing ring is arranged on the inner wall of the first pipeline second-stage connecting section; the connecting end of the second pipeline is sequentially provided with a first-stage connecting section of the second pipeline and a second-stage connecting section of the second pipeline, the outer diameter of the first-stage connecting section of the second pipeline is larger than that of the second-stage connecting section of the second pipeline, and the outer wall of the second-stage connecting section of the second pipeline is provided with an external thread matched with the internal thread; when the first pipeline is sleeved with the second pipeline, the first-stage connecting section of the first pipeline is matched and combined with the second-stage connecting section of the second pipeline, and the second-stage connecting section of the first pipeline is matched and combined with the first-stage connecting section of the second pipeline.
Furthermore, the junction of the first pipeline first-stage connecting section and the first pipeline is a first pipeline first annular taper mouth, and the junction of the first pipeline second-stage connecting section and the first pipeline first-stage connecting section is a first pipeline second annular taper mouth.
Furthermore, the junction of the second pipeline second-stage connecting section and the second pipeline first-stage connecting section is a second pipeline first annular taper mouth, and the tail end of the second pipeline second-stage connecting section is a second pipeline second annular taper mouth.
Further, when the first pipeline is sleeved with the second pipeline, the first annular taper mouth of the first pipeline is matched and combined with the second annular taper mouth of the second pipeline, and the second annular taper mouth of the first pipeline is matched and combined with the first annular taper mouth of the second pipeline.
Further, when the first pipeline is sleeved with the second pipeline, the sealing ring is in contact with the outer wall of the first-stage connecting section of the second pipeline.
Further, the first pipeline first-stage connecting section and the first pipeline second-stage connecting section are integrally formed pipelines; the second pipeline, the first-stage connecting section of the second pipeline and the second-stage connecting section of the second pipeline are integrally formed pipelines.
The utility model discloses set the link of pipeline to the two-stage linkage segment, refabrication internal thread or external screw thread to and the sealing washer realizes tertiary fastening and seals. This kind of connected mode can not need the winding of unsintered tape just can reach the airtight of pipeline, and pipeline one shot forming moreover compares in traditional mode, and installation and dismantlement need be swift, convenient and safer.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment of the present invention when a first pipeline and a second pipeline are sleeved;
FIG. 2 is a schematic view of a first conduit structure of the embodiment shown in FIG. 1;
FIG. 3 is a schematic view of a second conduit configuration of the embodiment of FIG. 1;
in the figure: 1. a first pipe; 2. a second pipe; 3. a first pipeline first stage connecting section; 4. a first pipeline second stage connecting section; 5. an internal thread; 6. a seal ring; 7. a second pipeline first stage connecting section; 8. a second pipeline second stage connecting section; 9. an external thread; 10. a first pipe first annular cone mouth; 11. a second annular cone orifice of the first pipeline; 12. a second pipeline first annular cone mouth; 13. the second pipeline second annular cone mouth.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1 to 3, a pipeline connecting structure includes a first pipeline 1 and a second pipeline 2, a first pipeline first-stage connecting section 3 and a first pipeline second-stage connecting section 4 are sequentially disposed at a connecting end of the first pipeline 1, an inner diameter of the first pipeline first-stage connecting section 3 is larger than an inner diameter of the first pipeline 1, an inner diameter of the first pipeline second-stage connecting section 4 is larger than an inner diameter of the first pipeline first-stage connecting section 3, an inner wall of the first pipeline first-stage connecting section 3 is provided with an internal thread 5, and an inner wall of the first pipeline second-stage connecting section 4 is provided with a sealing ring 6; a second pipeline first-stage connecting section 7 and a second pipeline second-stage connecting section 8 are sequentially arranged at the connecting end of the second pipeline 2, the outer diameter of the second pipeline first-stage connecting section 7 is larger than that of the second pipeline second-stage connecting section 8, and an external thread 9 matched with the internal thread 5 is arranged on the outer wall of the second pipeline second-stage connecting section 8; when the first pipeline 1 is sleeved with the second pipeline 2, the first pipeline first-stage connecting section 3 is matched and combined with the second pipeline second-stage connecting section 8, and the first pipeline second-stage connecting section 4 is matched and combined with the second pipeline first-stage connecting section 7.
In this embodiment, a joint of the first pipeline first-stage connecting section 3 and the first pipeline 1 is a first pipeline first annular taper 10, and a joint of the first pipeline second-stage connecting section 4 and the first pipeline first-stage connecting section 3 is a first pipeline second annular taper 11.
In this embodiment, a joint of the second pipeline second-stage connecting section 8 and the second pipeline first-stage connecting section 7 is a second pipeline first annular taper 12, and a tail end of the second pipeline second-stage connecting section 8 is a second pipeline second annular taper 13.
In this embodiment, when the first pipeline 1 is sleeved with the second pipeline 2, the first annular taper mouth 10 of the first pipeline is matched and combined with the second annular taper mouth 13 of the second pipeline, and the second annular taper mouth 11 of the first pipeline is matched and combined with the first annular taper mouth 12 of the second pipeline.
In this embodiment, when the first pipeline 1 is sleeved with the second pipeline 2, the sealing ring 6 contacts with the outer wall of the first-stage connecting section 7 of the second pipeline.
In this embodiment, the first pipeline 1, the first pipeline first-stage connecting section 3, and the first pipeline second-stage connecting section 4 are integrally formed pipelines; the second pipeline 2, the first-stage connecting section 7 of the second pipeline and the second-stage connecting section 8 of the second pipeline are integrally formed pipelines.
Claims (6)
1. A pipe connecting structure comprising a first pipe and a second pipe, characterized in that: the connecting end of the first pipeline is sequentially provided with a first pipeline first-stage connecting section and a first pipeline second-stage connecting section, the inner diameter of the first pipeline first-stage connecting section is larger than that of the first pipeline, the inner diameter of the first pipeline second-stage connecting section is larger than that of the first pipeline first-stage connecting section, the inner wall of the first pipeline first-stage connecting section is provided with internal threads, and the inner wall of the first pipeline second-stage connecting section is provided with a sealing ring; the connecting end of the second pipeline is sequentially provided with a first-stage connecting section of the second pipeline and a second-stage connecting section of the second pipeline, the outer diameter of the first-stage connecting section of the second pipeline is larger than that of the second-stage connecting section of the second pipeline, and the outer wall of the second-stage connecting section of the second pipeline is provided with an external thread matched with the internal thread; when the first pipeline is sleeved with the second pipeline, the first-stage connecting section of the first pipeline is matched and combined with the second-stage connecting section of the second pipeline, and the second-stage connecting section of the first pipeline is matched and combined with the first-stage connecting section of the second pipeline.
2. The pipe connecting structure according to claim 1, wherein: the junction of the first pipeline first-stage connecting section and the first pipeline is a first pipeline first annular taper mouth, and the junction of the first pipeline second-stage connecting section and the first pipeline first-stage connecting section is a first pipeline second annular taper mouth.
3. The pipe connecting structure according to claim 2, wherein: the junction of the second pipeline second-stage connecting section and the second pipeline first-stage connecting section is a second pipeline first annular taper opening, and the tail end of the second pipeline second-stage connecting section is a second pipeline second annular taper opening.
4. The pipe connecting structure according to claim 3, wherein: when the first pipeline is sleeved with the second pipeline, the first annular taper mouth of the first pipeline is matched and combined with the second annular taper mouth of the second pipeline, and the second annular taper mouth of the first pipeline is matched and combined with the first annular taper mouth of the second pipeline.
5. The pipe connecting structure according to any one of claims 1 to 4, wherein: when the first pipeline is sleeved with the second pipeline, the sealing ring is in contact with the outer wall of the first-stage connecting section of the second pipeline.
6. The pipe connecting structure according to any one of claims 1 to 4, wherein: the first pipeline, the first pipeline first-stage connecting section and the first pipeline second-stage connecting section are integrally formed pipelines; the second pipeline, the first-stage connecting section of the second pipeline and the second-stage connecting section of the second pipeline are integrally formed pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221793497.3U CN217559257U (en) | 2022-07-13 | 2022-07-13 | Pipeline connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221793497.3U CN217559257U (en) | 2022-07-13 | 2022-07-13 | Pipeline connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217559257U true CN217559257U (en) | 2022-10-11 |
Family
ID=83504160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221793497.3U Active CN217559257U (en) | 2022-07-13 | 2022-07-13 | Pipeline connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217559257U (en) |
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2022
- 2022-07-13 CN CN202221793497.3U patent/CN217559257U/en active Active
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