WO2019028952A1 - 一种管道水下气密性试验装置 - Google Patents

一种管道水下气密性试验装置 Download PDF

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Publication number
WO2019028952A1
WO2019028952A1 PCT/CN2017/099833 CN2017099833W WO2019028952A1 WO 2019028952 A1 WO2019028952 A1 WO 2019028952A1 CN 2017099833 W CN2017099833 W CN 2017099833W WO 2019028952 A1 WO2019028952 A1 WO 2019028952A1
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Prior art keywords
pipe
baffle
cylinder
support plate
pipeline
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PCT/CN2017/099833
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English (en)
French (fr)
Inventor
陈步跃
黄飞
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南通耀龙金属制造有限公司
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Publication of WO2019028952A1 publication Critical patent/WO2019028952A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
    • G01M3/08—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds

Definitions

  • the utility model belongs to the technical field of automatic control, and particularly relates to a test device for underwater airtightness of pipelines.
  • the pipeline air tightness detector is mainly used to detect whether there are micropores in the pipeline wall to generate air leakage.
  • the gas tightness test of the pipe wall is important because the pipe is usually used to transport various gases (including toxic and polluting gases) or various liquids (including toxic and polluting liquids).
  • the purpose of the utility model is to solve the deficiencies in the prior art, and to provide an underwater airtightness test for a pipeline, thereby effectively detecting the airtight performance of the pipeline, and having a high degree of automation and easy testing Quick and easy to operate pipeline underwater air tightness test device.
  • a pipeline underwater airtightness testing device comprises a bracket, a pool, a pipe rack support plate, a pipe support bracket, a hydraulic component and a cylinder assembly, and the water tank is provided with a pipe rack support a tube, the tube support plate is provided with a plurality of tube holders, a cylinder is arranged above the tube holder, a pressure plate is connected below the cylinder, and a square tube is arranged below the tube support plate, the square A bottom hydraulic cylinder is connected to the bottom of the tube, a first baffle is disposed on one side of the pool, a side hydraulic cylinder is connected to the first baffle, and a second baffle is disposed on the other side of the pool. The second baffle is connected to the intake duct.
  • the pipe bracket is connected to the pipe support plate by an adjusting screw.
  • an air compressor is connected to both the cylinder and the intake duct.
  • bottom hydraulic cylinder and the side hydraulic cylinder are connected to the hydraulic station through a solenoid valve assembly connection.
  • first baffle and the second baffle end are each provided with a polyurethane gasket.
  • a pressure gauge is arranged at the intake duct.
  • the utility model can effectively detect the airtight performance of the pipeline by performing underwater airtightness test on the pipeline, and has high automation degree, and the test is simple and quick, and is convenient to operate.
  • Figure 1 is a side view of the structure of the present invention
  • Figure 2 is a plan view of Figure 1.
  • a pipeline underwater airtightness testing device as shown in FIG. 1 and FIG. 2, comprising a bracket 1, a pool 2, a pipe support plate 3, a pipe support bracket 4, a hydraulic assembly and a cylinder assembly, wherein the water tank 2 is a pipe support plate 3 is provided, which is supported on the pipe support plate 3
  • a plurality of tube holders 4 are disposed, and a cylinder 7 is disposed above the tube holder 4, and a pressure plate 6 is connected below the cylinder tube 7.
  • a square tube 8 is disposed below the tube holder support plate 3, and the square tube 8 is provided.
  • a bottom hydraulic cylinder 9 Connected to the bottom is a bottom hydraulic cylinder 9, one side of the pool 2 is provided with a first baffle 11, the first baffle 11 is connected with a side hydraulic cylinder 10, and the other side of the pool 2 is provided with a second block
  • the plate 12 is connected to the second baffle 12 with an intake duct.
  • the discharge pipe bracket 4 is connected to the pipe support plate 3 by an adjusting screw, and the height of the discharge pipe support can be adjusted by the screw to place all the pipes on the same horizontal surface.
  • the cylinder 7 and the intake duct are connected with an air compressor, and the air is supplied through the air compressor.
  • the bottom hydraulic cylinder 9 and the side hydraulic cylinder 10 are connected to the hydraulic station through a solenoid valve assembly connection, and the switching operation of each cylinder is controlled by the solenoid valve assembly.
  • the first baffle 11 and the second baffle 12 are both provided with a polyurethane gasket at the end, and the polyurethane gasket effectively prevents water leakage at the end of the pressure test tube 5, thereby affecting the test result.
  • a pressure gauge is arranged at the intake duct to facilitate real-time monitoring of gas pressure in the pipeline.
  • the working principle of the utility model is as follows: firstly, the pipe rack 4 is raised above the water surface by the bottom hydraulic cylinder, and then the pressure pipe 5 is placed on the pipe bracket 4. After the placement is completed, the two ends of the pressure test tube 5 are respectively firmly held by the first baffle 11 and the second baffle 12 through the side hydraulic cylinders 2, and the cylinders on the rear drive are sunk against the cylinders on the rear drive. Below the water surface, at this time, the gas is passed through the air intake pipe that communicates with the second baffle 12 through the air compressor to the pressure test pipe 5, and the presence or absence of air leakage is observed, and the test is completed and then raised.
  • the utility model can effectively detect the airtight performance of the pipeline by performing underwater airtightness test on the pipeline, and has high automation degree, and the test is simple and quick, and is convenient for operation.

Abstract

一种管道水下气密性试验装置，包括支架（1）、水池（2）、管架支撑板（3）、放管支架（4）、液压组件和气缸组件，水池（2）内设有管架支撑板（3），管架支撑板（3）上设有多个放管支架（4），放管支架（4）上方设有气缸（7），气缸（7）下方连接有压板（6），管架支撑板（3）下方设有方管（8），方管（8）下方连接有底部液压油缸（9），水池（2）的其中一侧部设有第一挡板（11），第一挡板（11）连接有侧部液压气缸（10），水池（2）的另一侧部设有第二挡板（12），第二挡板（12）连通有进气管道。通过对管道进行水下气密性测试，从而可以有效检测管道的气密性能，且自动化程度高，测试简便快捷，便于操作。

Description

一种管道水下气密性试验装置 技术领域
本实用新型属于自动化控制技术领域，具体涉及一种管道水下气密性试验装置。
背景技术
管道气密性检测机主要用来检测管道壁是否有微孔产生漏气。由于管道通常被用于输送各种气体(包括有毒、有污染的气体)或各种液体(包括有毒、有污染的液体)，所以，管道壁的气密性检测就十分重要。
实用新型内容
实用新型目的：本实用新型的目的是为了解决现有技术中的不足，提供一种通过对管道进行水下气密性测试，从而可以有效检测管道的气密性能，且自动化程度高，测试简便快捷，便于操作的管道水下气密性试验装置。
技术方案：本实用新型所述的一种管道水下气密性试验装置，包括支架、水池、管架支撑板、放管支架、液压组件和气缸组件，所述的水池内设有管架支撑板，所述管架支撑板上设有多个放管支架，所述放管支架上方设有气缸，所述气缸下方连接有压板，所述管架支撑板下方设有方管，所述方管下方连接有底部液压油缸，所述水池的其中一侧部设有第一挡板，第一挡板连接有侧部液压气缸，水池的另一侧部设有第二挡板，所述第二挡板连通有进气管道。
进一步的，所述放管支架通过调节丝杆与管架支撑板连接。
进一步的，所述气缸和进气管道均连接有空气压缩机。
进一步的，所述底部液压油缸和侧部液压气缸均通过电磁阀组件连接与液压站连接。
进一步的，所述第一挡板和第二挡板端部均设有聚氨酯密封垫。
进一步的，所述进气管道处设有压力表。
有益效果：本实用新型通过对管道进行水下气密性测试，从而可以有效检测管道的气密性能，且自动化程度高，测试简便快捷，便于操作。
附图说明
图1为本实用新型的结构侧视图；
图2为图1的俯视图。
具体实施方式
下面结合具体实施例对本发明的技术方案作进一步详细说明。
如图1和图2所示的一种管道水下气密性试验装置，包括支架1、水池2、管架支撑板3、放管支架4、液压组件和气缸组件，所述的水池2内设有管架支撑板3，所述管架支撑板3上 设有多个放管支架4，所述放管支架4上方设有气缸7，所述气缸7下方连接有压板6，所述管架支撑板3下方设有方管8，所述方管8下方连接有底部液压油缸9，所述水池2的其中一侧部设有第一挡板11，第一挡板11连接有侧部液压气缸10，水池2的另一侧部设有第二挡板12，所述第二挡板12连通有进气管道。
作为上述技术方案的进一步优化：
优选的，所述放管支架4通过调节丝杆与管架支撑板3连接，通过丝杆可以调节放管支架的高度，以便将所有的管道处于同一条水平面上。
优选的，所述气缸7和进气管道均连接有空气压缩机，通过空气压缩机进行供气。
优选的，所述底部液压油缸9和侧部液压气缸10均通过电磁阀组件连接与液压站连接，通过电磁阀组件控制各个油缸的开关操作。
优选的，所述第一挡板11和第二挡板12端部均设有聚氨酯密封垫，通过聚氨酯密封垫有效防止试压管5的端部产生漏水，影响测试结果。
优选的，所述进气管道处设有压力表，便于对管道内的气体压力进行实时监测。
本实用新型的工作原理是：首先通过底部液压油缸将放管支架4升到水面之上，然后将试压管5放置于放管支架4上。放置完毕后通过侧部液压气缸将试压管5两端分别被第一挡板11和第二挡板12牢牢抵住为止2，抵住后驱动上面的气缸将放管支架4下沉到水面以下，这时通过开通空压机将气体通过与第二挡板12连通的进气管道至试压管5内，观察有无漏气的情况，试验完成后上升即可。
本实用新型通过对管道进行水下气密性测试，从而可以有效检测管道的气密性能，且自动化程度高，测试简便快捷，便于操作。
以上所述，仅是本实用新型的较佳实施例而已，并非对本实用新型作任何形式上的限制，虽然本实用新型已以较佳实施例揭露如上，然而并非用以限定本实用新型，任何熟悉本专业的技术人员，在不脱离本实用新型技术方案范围内，当可利用上述揭示的技术内容作出些许更动或修饰为等同变化的等效实施例，但凡是未脱离本实用新型技术方案的内容，依据本实用新型的技术实质对以上实施例所作的任何简单修改、等同变化与修饰，均仍属于本实用新型技术方案的范围内。

Claims (6)

  1. 一种管道水下气密性试验装置，其特征在于：包括支架(1)、水池(2)、管架支撑板(3)、放管支架(4)、液压组件和气缸组件，所述的水池(2)内设有管架支撑板(3)，所述管架支撑板(3)上设有多个放管支架(4)，所述放管支架(4)上方设有气缸(7)，所述气缸(7)下方连接有压板(6)，所述管架支撑板(3)下方设有方管(8)，所述方管(8)下方连接有底部液压油缸(9)，所述水池(2)的其中一侧部设有第一挡板(11)，第一挡板(11)连接有侧部液压气缸(10)，水池(2)的另一侧部设有第二挡板(12)，所述第二挡板(12)连通有进气管道。
  2. 根据权利要求1所述的一种管道水下气密性试验装置，其特征在于：所述放管支架(4)通过调节丝杆与管架支撑板(3)连接。
  3. 根据权利要求1所述的一种管道水下气密性试验装置，其特征在于：所述气缸(7)和进气管道均连接有空气压缩机。
  4. 根据权利要求1所述的一种管道水下气密性试验装置，其特征在于：所述底部液压油缸(9)和侧部液压气缸(10)均通过电磁阀组件连接与液压站连接。
  5. 根据权利要求1所述的一种管道水下气密性试验装置，其特征在于：所述第一挡板(11)和第二挡板(12)端部均设有聚氨酯密封垫。
  6. 根据权利要求1所述的一种管道水下气密性试验装置，其特征在于：所述进气管道处设有压力表。
PCT/CN2017/099833 2017-08-10 2017-08-31 一种管道水下气密性试验装置 WO2019028952A1 (zh)

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CN108507728B (zh) * 2018-06-05 2024-04-16 陕西博菲特流体控制装备制造有限公司 一种模块化伴热集成站打压测试装置
CN109596180B (zh) * 2019-01-22 2021-05-04 中国石油大学(华东) 一种水下输气管道泄漏扩散与溢散燃烧的实验装置及方法

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CN105910770A (zh) * 2016-06-06 2016-08-31 江苏武进不锈股份有限公司 钢管水冷气密性检测一体化装置

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JPS61275634A (ja) * 1985-05-31 1986-12-05 Nippon Steel Corp 油井管継手の気密性評価試験機
CN2859492Y (zh) * 2005-11-22 2007-01-17 河北建支铸造集团有限公司 多头自动多功能管件压力试验机
CN201364226Y (zh) * 2009-03-18 2009-12-16 济南玫德铸造有限公司 管路连接件气密性水压试验机
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