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Detection method for pressure pipeline strength

A technology of pressure pipeline and detection method, applied in the direction of using stable tension/pressure test material strength, strength characteristics, measuring device, etc. The strength detection device has a single detection method and is difficult to meet production needs, so as to ensure the pressure bearing capacity of the pipeline, good test effect and convenient operation.

Inactive Publication Date: 2018-11-09
ZHONGBEI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Before the pressure pipeline is used, it is necessary to perform a strength test on the pipeline. The existing strength testing device has a single detection method and cannot simultaneously perform the functions of hydraulic strength test, air pressure strength test and compressive strength test, and it is difficult to meet the production needs.

Method used

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  • Detection method for pressure pipeline strength
  • Detection method for pressure pipeline strength
  • Detection method for pressure pipeline strength

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0041] see figure 1 , a detection method of a pressure pipeline strength detection device, the detection method comprises the following steps:

[0042] S1: Install the pipe body on the fixture, and the servo drive works to control the movement of the guide block;

[0043] S2: When the pipe body moves to the top of the first box, the first hydraulic device works to move the pipe body to the horizontal position of the first conduit and the second conduit, and controls the movement of the booster pump to complete the connection between the two ends of the pipe body and the first conduit respectively. Connect with the second conduit, and then the booster pump works. By changing the output pressure of the booster pump and using it with the water pressure gauge, the influence of different water pressure intensities on the pressure pipeline can be judged;

[0044] S3: After the hydraulic test is completed, the servo drive device cooperates with the first hydraulic device to move the...

Embodiment 2

[0057] see figure 1 , a detection method of a pressure pipeline strength detection device, the detection method comprises the following steps:

[0058] S1: Install the pipe body on the fixture, and the servo drive works to control the movement of the guide block;

[0059] S2: When the pipe body moves to the top of the first box, the first hydraulic device works to move the pipe body to the horizontal position of the first conduit and the second conduit, and controls the movement of the booster pump to complete the connection between the two ends of the pipe body and the first conduit respectively. Connect with the second conduit, and then the booster pump works. By changing the output pressure of the booster pump and using it with the water pressure gauge, the influence of different water pressure intensities on the pressure pipeline can be judged;

[0060] S3: After the hydraulic test is completed, the servo drive device cooperates with the first hydraulic device to move the...

Embodiment 3

[0073] see figure 1 , a detection method of a pressure pipeline strength detection device, the detection method comprises the following steps:

[0074] S1: Install the pipe body on the fixture, and the servo drive works to control the movement of the guide block;

[0075]S2: When the pipe body moves to the top of the first box, the first hydraulic device works to move the pipe body to the horizontal position of the first conduit and the second conduit, and controls the movement of the booster pump to complete the connection between the two ends of the pipe body and the first conduit respectively. Connect with the second conduit, and then the booster pump works. By changing the output pressure of the booster pump and using it with the water pressure gauge, the influence of different water pressure intensities on the pressure pipeline can be judged;

[0076] S3: After the hydraulic test is completed, the servo drive device cooperates with the first hydraulic device to move the ...

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Abstract

The invention discloses a detection method for pressure pipeline strength, and the detection method comprises the steps: S1. mounting a pipe body on a clamp, controlling a guide block to move by operating of a servo driving device; S2, judging the influence of different water pressure on a pressure pipeline by changing output pressure of a booster pump and in combination with a water pressure meter; S3, performing gas pressure strength test detection; S4, testing compressive strength of the pressure pipeline under various pressure states.

Description

technical field [0001] The invention relates to the technical field of pressure pipeline detection, in particular to a pressure pipeline strength detection method. Background technique [0002] Pressure piping refers to all piping subjected to internal or external pressure, regardless of the medium in the pipe. The pressure pipeline is a part of the pipeline. The pipeline is used to convey, distribute, mix, separate, discharge, measure, control and stop fluid flow. It consists of pipes, fittings, flanges, bolted connections, gaskets, valves, and other components. Or the assembly assembly composed of pressure parts and supports. [0003] Before the pressure pipeline is used, it is necessary to perform a strength test on the pipeline. The existing strength test device has a single detection method and cannot simultaneously perform the functions of hydraulic strength test, air pressure strength test and compressive strength test, and it is difficult to meet the production need...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N3/12G01N3/02
CPCG01N3/02G01N3/12G01N2203/0019G01N2203/0044G01N2203/0048
Inventor 寇彦飞刘永姜邵延君冯然
Owner ZHONGBEI UNIV