CN216866668U - Pressure cap capable of carrying out external pressure and internal pressure tests - Google Patents
Pressure cap capable of carrying out external pressure and internal pressure tests Download PDFInfo
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- CN216866668U CN216866668U CN202123373927.4U CN202123373927U CN216866668U CN 216866668 U CN216866668 U CN 216866668U CN 202123373927 U CN202123373927 U CN 202123373927U CN 216866668 U CN216866668 U CN 216866668U
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Abstract
The utility model discloses a pressure cap capable of carrying out external pressure and internal pressure tests, which comprises a connecting assembly, a sealing assembly and a pressure test assembly, wherein the connecting assembly is used for communicating a manifold with the pressure test assembly, the pressure test assembly is externally connected with a pressure test unit and can be used for carrying out pressure tests on the interior of the manifold, and the pressure test unit is used for pressing the exterior of the manifold through the pressure test assembly, so that the external pressure tests can be completed.
Description
Technical Field
The utility model relates to the field of pressure test of ocean engineering equipment, in particular to a pressure cap capable of carrying out external pressure and internal pressure tests.
Background
With the rapid development of the offshore oil and gas industry, the offshore oil development is moving from shallow water to deep water, and the underwater production system gradually becomes the mainstream mode of offshore oil and gas development.
The subsea production system includes a number of critical devices, such as subsea manifolds, connectors, etc., which are pressure tested to verify the tightness of the pipeline.
The pressure cap is usually installed when equipment such as an underwater manifold, a connector and the like is installed underwater, on one hand, the sealing and pressure maintaining effects on the pipeline are achieved, the pipeline is prevented from being filled with seawater, corrosion or marine organism adhesion is caused inside the pipeline, and on the other hand, pressure testing can be carried out on the equipment pipeline through the pressure cap. However, the conventional pressure cap only has an external pressure testing function and does not have an internal pressure testing function.
SUMMERY OF THE UTILITY MODEL
The pressure cap capable of testing external pressure and internal pressure can be connected with an external pressure testing unit to test the pressure inside and outside the manifold.
In order to solve the technical problems, the utility model provides a pressure cap capable of testing external pressure and internal pressure, which comprises a connecting assembly, a sealing assembly and a pressure testing assembly, wherein the connecting assembly is arranged on the pressure cap;
the pipe line plug comprises a pipe line plug body, a pressure cap body and an operation panel, wherein the pressure cap body is embedded into the operation panel, the pressure cap body is connected with the end face of a pipe manifold, and the pipe line plug body is installed on the pressure cap body;
the sealing assembly comprises a reducing joint and a sealing ring, the sealing ring is sealed between the pressure cap body and the manifold, and the reducing joint is used for communicating a pipeline of the manifold with the pipeline plug;
the pressure test assembly comprises a flow guide body, and the flow guide body is used for communicating the pipeline plug and the pressure test interface on the manifold with the pressure test unit respectively.
Further, the flow guiding body comprises a first interface, a second interface and a third interface, the first interface is communicated with the pressure testing interface of the manifold, the second interface is communicated with the pipeline plug, and the third interface is communicated with the pressure testing unit.
Furthermore, the flow guide body comprises a three-position four-way valve and a flow guide pipe, the outflow port of the three-position four-way valve is the second interface, the inflow port of the three-dimensional four-way valve is the third interface, and the third interface and the pressure test interface of the manifold are communicated with the pressure test unit through the flow guide pipe.
Further, the honeycomb duct including be responsible for and with be responsible for first shunt tubes and the second shunt tubes that switch on respectively, first shunt tubes with the pressure testing interface intercommunication of manifold, the second shunt tubes with the third interface intercommunication, be responsible for the influent stream mouth and the pressure testing unit intercommunication on.
Furthermore, the first shunt pipe and the second shunt pipe are both provided with a switch valve.
Further, the pipeline plug is communicated with the second interface through a hose.
Further, the pressure test unit further comprises a pressure test support, and the flow guide body is mounted on the pressure test support.
The utility model has the technical effects that: the pressure testing device comprises a connecting assembly, a sealing assembly and a pressure testing assembly, wherein the connecting assembly is used for communicating a manifold with the pressure testing assembly, the pressure testing assembly is externally connected with a pressure testing unit and can be used for testing the pressure inside the manifold, and the pressure testing unit is used for pressing the outside of the manifold through the pressure testing assembly, so that the external pressure test can be completed.
Drawings
Fig. 1 is a schematic perspective view of a pressure cap capable of performing external pressure and internal pressure tests according to the present invention.
Fig. 2 is an exploded view of a pressure cap capable of performing external pressure and internal pressure tests according to the present invention.
Fig. 3 is a schematic perspective view of a connection assembly in a pressure cap capable of performing external pressure and internal pressure tests according to the present invention.
Fig. 4 is a schematic perspective view of a sealing assembly in a pressure cap capable of performing external pressure and internal pressure tests according to the present invention.
Fig. 5 is a schematic perspective view of a pressure testing assembly in a pressure cap capable of performing external pressure and internal pressure tests according to the present invention.
Description of reference numerals: 1. a manifold; 2. a pressure test unit; 3. a pressure cap body; 11. a pressure test interface; 12. sealing the body; 13. a pipeline; 31. a seal ring; 33. an operation panel; 34. a three-position four-way valve; 341. a second interface; 342. a third interface; 35. a first shunt pipe; 351. a first interface; 36. a second shunt pipe; 37. a main pipe; 38. an on-off valve; 39. a reducer union; 40. a pipeline plug.
Detailed Description
The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.
As shown in fig. 1 and 5, an embodiment of the present invention provides a pressure cap capable of performing external pressure and internal pressure tests, wherein each step is implemented as follows:
the pressure testing interface 11 is arranged on the manifold 1, the sealing body 12 is arranged outside the pipeline 13 of the manifold 1, and the pressure testing interface 11 is communicated with the sealing body 12 outside the pipeline 13 of the manifold 1.
A pressure cap capable of carrying out external pressure and internal pressure tests comprises a connecting assembly, a sealing assembly and a pressure test assembly;
the connecting assembly comprises a pipeline plug 40, a pressure cap body 3 and an operation panel 33, a round hole is formed in the operation panel 33, the pressure cap body 3 is embedded into the round hole of the operation panel 33, the end face of the manifold 1 is inserted into the round hole of the pressure cap body 3, and the pipeline plug 40 is installed on the pressure cap body 3.
The sealing assembly comprises a reducing joint 39 and a sealing ring 31, the sealing ring 31 is sealed in a gap between the pressure cap body 3 and the sealing body 12 of the manifold 1 and plays a role in fixed connection, and the reducing joint 39 is used for communicating the pipeline 13 of the manifold 1 with a pipeline plug 40;
the pressure test component comprises a flow guide body and a pressure test support, and the flow guide body is installed on the pressure test support.
The flow guiding body comprises a first interface 351, a second interface 341 and a third interface 342, the first interface 351 is communicated with the pressure test interface 11 of the manifold 1, the second interface 341 is communicated with the pipeline plug 40, and the third interface 342 is communicated with the pressure test unit 2.
The flow conductor includes a three-position, four-way valve 34 and a flow guide tube.
In this embodiment, two three-position four-way valves 34 are provided, the two connectors are communicated with each other, the connectors on the upper and lower sides are outlets, and the three-position four-way valve 34 on the left side is provided with an inlet.
The outlet of the three-position four-way valve 34 is a second port 341, and the inlet of the three-dimensional four-way valve is a third port 342.
The honeycomb duct includes the main pipe 37 and the first shunt tube 35 and the second shunt tube 36 that lead to respectively with the main pipe 37, and the delivery port of first shunt tube 35 is first interface 351, with the pressure testing interface 11 intercommunication of manifold 1, and the delivery port and the third interface 342 intercommunication of second shunt tube 36, the influent stream mouth and the pressure testing unit 2 intercommunication on the main pipe 37.
The first shunt tube 35 and the second shunt tube 36 are provided with a switch valve 38.
The line plug 40 communicates with the second interface 341 through a hose.
When the pressure test is performed on the manifold 1, the reducer union 39 is communicated with the pipeline 13 of the manifold 1, the pressure cap is installed on the manifold 1, the pipeline plug 40 on the pressure cap is connected with the reducer union 39, the sealing ring 31 seals a gap formed by the manifold 1 and the pressure cap to form a cavity, the pressure test unit 2 is communicated with the pressure test interface 11 through the first shunt pipe 35, and the pressure test is performed on the outside of the manifold 1, namely the external pressure test is performed on the pipeline. The pressure test unit 2 is connected with the third interface 342 through the second shunt pipe 36, so that the internal pressure of the pipeline can be tested.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.
Claims (7)
1. The utility model provides a can carry out external pressure and interior pressure test's pressure cap which characterized in that: comprises a connecting component, a sealing component and a pressure test component;
the pipe line plug comprises a pipe line plug body, a pressure cap body and an operation panel, wherein the pressure cap body is embedded into the operation panel, the pressure cap body is connected with the end face of a pipe manifold, and the pipe line plug body is installed on the pressure cap body;
the sealing assembly comprises a reducing joint and a sealing ring, the sealing ring is sealed between the pressure cap body and the manifold, and the reducing joint is used for communicating a pipeline of the manifold with the pipeline plug;
the pressure test assembly comprises a flow guide body, and the flow guide body is used for communicating the pipeline plug and the pressure test interface on the manifold with the pressure test unit respectively.
2. The pressure cap capable of external and internal pressure testing as claimed in claim 1, wherein: the flow guide body comprises a first interface, a second interface and a third interface, the first interface is communicated with the pressure test interface of the manifold, the second interface is communicated with the pipeline plug, and the third interface is communicated with the pressure test unit.
3. The pressure cap capable of external pressure and internal pressure testing according to claim 2, wherein: the flow guide body comprises a three-position four-way valve and a flow guide pipe, the outflow port of the three-position four-way valve is the second interface, the inflow port of the three-position four-way valve is the third interface, and the third interface and the pressure test interface of the manifold are communicated with the pressure test unit through the flow guide pipe.
4. The pressure cap capable of external and internal pressure testing as claimed in claim 3, wherein: the honeycomb duct including be responsible for and with be responsible for first shunt tubes and the second shunt tubes that switch on respectively, first shunt tubes with the pressure testing interface intercommunication of manifold, the second shunt tubes with third interface intercommunication, be responsible for the influent stream mouth and the pressure testing unit intercommunication on.
5. The pressure cap capable of external and internal pressure testing as claimed in claim 4, wherein: and the first shunt pipe and the second shunt pipe are both provided with switch valves.
6. The pressure cap capable of performing external and internal pressure tests as claimed in claim 2, wherein: the pipeline plug is communicated with the second interface through a hose.
7. The pressure cap capable of external and internal pressure testing as claimed in claim 1, wherein: the pressure test unit further comprises a pressure test support, and the flow guide body is mounted on the pressure test support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373927.4U CN216866668U (en) | 2021-12-29 | 2021-12-29 | Pressure cap capable of carrying out external pressure and internal pressure tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373927.4U CN216866668U (en) | 2021-12-29 | 2021-12-29 | Pressure cap capable of carrying out external pressure and internal pressure tests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216866668U true CN216866668U (en) | 2022-07-01 |
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ID=82149321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123373927.4U Active CN216866668U (en) | 2021-12-29 | 2021-12-29 | Pressure cap capable of carrying out external pressure and internal pressure tests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216866668U (en) |
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2021
- 2021-12-29 CN CN202123373927.4U patent/CN216866668U/en active Active
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