WO2021120583A1 - 一种真型密封圈的老化试验系统 - Google Patents
一种真型密封圈的老化试验系统 Download PDFInfo
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- WO2021120583A1 WO2021120583A1 PCT/CN2020/099138 CN2020099138W WO2021120583A1 WO 2021120583 A1 WO2021120583 A1 WO 2021120583A1 CN 2020099138 W CN2020099138 W CN 2020099138W WO 2021120583 A1 WO2021120583 A1 WO 2021120583A1
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- WO
- WIPO (PCT)
- Prior art keywords
- hole
- holes
- flange
- seal ring
- test system
- Prior art date
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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
- G01M13/00—Testing of machine parts
- G01M13/005—Sealing rings
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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
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
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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
- G01M3/26—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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/002—Test chambers
Definitions
- a sealing cover is provided at the gas filling hole.
- an air inlet valve is provided at the air filling hole.
- the intake valve is a normally closed spring type intake valve.
- FIG. 3 is a schematic structural diagram of a test flange provided by an embodiment of the present invention.
- the test flange is provided with second through holes passing through the upper and lower surfaces of the same number as the first through holes.
- the positions of the plurality of second through holes correspond to the positions of the plurality of first through holes, and the inner diameter of the second through holes is the same as that of the first through holes; as shown in FIG. 2, the Other through holes (shown by the dotted circle in the figure) opened on the test flange are used for leak detection or fixing, and have the same function as in the prior art.
- On the upper surface of the test flange an installation groove for installing the tested true seal ring is provided along the circumference of the test flange.
- the number of the bolts and nuts (not shown) is the same as the number of the first through holes, and the screw of each bolt passes through the corresponding first through hole and the second through hole in turn.
- the entire test system accurately simulates the working state of the true sealing ring under actual working conditions, which is conducive to accurately detecting the performance change data of the tested true sealing ring, and then analyzes the The sealing performance of the authenticity seal ring under multi-factor conditions.
- the structure of the entire test system is reasonable, and the test process is safe, convenient and reliable.
- the number of the first through holes is six.
- the number of through holes can be adjusted according to actual working conditions.
- an air inlet valve is provided at the air charging hole.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
Description
Claims (6)
- 一种真型密封圈的老化试验系统,其特征在于,包括被测模块与检测模块;所述被测模块包括顶盖板、试验法兰、充气法兰、底座板、多个螺栓与螺母;所述顶盖板、所述试验法兰、所述充气法兰及所述底座板由上而下依次设立;所述顶盖板上设有贯穿其上下表面的多个第一通孔,多个所述第一通孔沿所述顶盖板的周向均匀分布;所述试验法兰上设有贯穿其上下表面的、数量与所述第一通孔相同的第二通孔;多个所述第二通孔与多个所述第一通孔的位置一一对应,且所述第二通孔的内径与所述第一通孔相同;在所述试验法兰的上表面,沿所述试验法兰的周向设有用于装设被测真型密封圈的安装槽;所述充气法兰上设有贯穿其上下表面的、数量与所述第二通孔相同的第三通孔;多个所述第三通孔与多个所述第二通孔的位置一一对应,且所述第三通孔的内径与所述第二通孔相同;在所述充气法兰的侧面,沿垂直于所述第三通孔的方向设有充气孔;所述底座板上设有贯穿其上下表面的、数量与所述第三通孔相同的第四通孔;多个所述第四通孔与多个所述第三通孔的位置一一对应,且所述第四通孔的内径与所述第三通孔相同;所述螺栓与螺母的数量与所述第一通孔的数量相同,且每个所述螺栓的螺杆均依次穿过对应的所述第一通孔、所述第二通孔、所述第三通孔与所述第四通孔,且与所述第一通孔、所述第二通孔、所述第三通孔与所述第四通孔螺纹连接,并通过对应的所述螺母固定;所述检测模块包括用于检测所述被测真型密封圈漏气率的六氟化硫气体检漏仪。
- 根据权利要求1所述的真型密封圈的老化试验系统,其特征在于,所述第一通孔的数量为6个。
- 根据权利要求1所述的真型密封圈的老化试验系统,其特征在于,所述充气孔处设有密封盖。
- 根据权利要求1所述的真型密封圈的老化试验系统,其特征在于,所述充气孔处设有进气阀。
- 根据权利要求4所述的真型密封圈的老化试验系统,其特征在于,所述进气阀为常闭弹簧式进气阀。
- 根据权利要求1所述的真型密封圈的老化试验系统,其特征在于,所述检测模块还包括温湿度循环盐雾箱,所述温湿度循环盐雾箱用于提供不同的环境参数,以使所述六氟化硫气体检漏仪在不同的环境参数下,检测出对应的所述被测真型密封圈的漏气率。
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CN201911307003.9 | 2019-12-16 | ||
CN201911307003.9A CN110864897A (zh) | 2019-12-16 | 2019-12-16 | 一种真型密封圈的老化试验系统 |
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WO2021120583A1 true WO2021120583A1 (zh) | 2021-06-24 |
WO2021120583A9 WO2021120583A9 (zh) | 2021-08-12 |
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CN110864897A (zh) * | 2019-12-16 | 2020-03-06 | 南方电网科学研究院有限责任公司 | 一种真型密封圈的老化试验系统 |
Citations (8)
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---|---|---|---|---|
US4888979A (en) * | 1989-02-15 | 1989-12-26 | The United States Department Of Energy | Leak detection aid |
CN104567852A (zh) * | 2015-01-23 | 2015-04-29 | 北京航天时代光电科技有限公司 | 一种光纤陀螺仪气密结构件及其气密性测试方法 |
CN105628598A (zh) * | 2015-12-23 | 2016-06-01 | 中国人民解放军海军航空工程学院 | 一种模拟橡胶密封圈实际工作环境的老化试验方法 |
CN206223360U (zh) * | 2016-11-17 | 2017-06-06 | 河南平芝高压开关有限公司 | 密封圈气密性试验装置及密封圈低温性能试验装置 |
CN207300835U (zh) * | 2017-10-18 | 2018-05-01 | 南方电网科学研究院有限责任公司 | 一种密封圈老化试验装置 |
WO2019076623A1 (de) * | 2017-10-19 | 2019-04-25 | Christian Maier GmbH & Co. KG | GLEITRINGDICHTUNG ZUR ABDICHTUNG EINES EIN FLUID FÜHRENDEN KANALS UND/ODER RAUMES UND VERFAHREN ZUM ÜBERWACHEN DES VERSCHLEIßES EINER GLEITRINDICHTUNG |
CN209117278U (zh) * | 2018-11-21 | 2019-07-16 | 华南理工大学 | 一种高压氢气下橡胶密封圈密封特性检测装置 |
CN110864897A (zh) * | 2019-12-16 | 2020-03-06 | 南方电网科学研究院有限责任公司 | 一种真型密封圈的老化试验系统 |
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2019
- 2019-12-16 CN CN201911307003.9A patent/CN110864897A/zh active Pending
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2020
- 2020-06-30 WO PCT/CN2020/099138 patent/WO2021120583A1/zh active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4888979A (en) * | 1989-02-15 | 1989-12-26 | The United States Department Of Energy | Leak detection aid |
CN104567852A (zh) * | 2015-01-23 | 2015-04-29 | 北京航天时代光电科技有限公司 | 一种光纤陀螺仪气密结构件及其气密性测试方法 |
CN105628598A (zh) * | 2015-12-23 | 2016-06-01 | 中国人民解放军海军航空工程学院 | 一种模拟橡胶密封圈实际工作环境的老化试验方法 |
CN206223360U (zh) * | 2016-11-17 | 2017-06-06 | 河南平芝高压开关有限公司 | 密封圈气密性试验装置及密封圈低温性能试验装置 |
CN207300835U (zh) * | 2017-10-18 | 2018-05-01 | 南方电网科学研究院有限责任公司 | 一种密封圈老化试验装置 |
WO2019076623A1 (de) * | 2017-10-19 | 2019-04-25 | Christian Maier GmbH & Co. KG | GLEITRINGDICHTUNG ZUR ABDICHTUNG EINES EIN FLUID FÜHRENDEN KANALS UND/ODER RAUMES UND VERFAHREN ZUM ÜBERWACHEN DES VERSCHLEIßES EINER GLEITRINDICHTUNG |
CN209117278U (zh) * | 2018-11-21 | 2019-07-16 | 华南理工大学 | 一种高压氢气下橡胶密封圈密封特性检测装置 |
CN110864897A (zh) * | 2019-12-16 | 2020-03-06 | 南方电网科学研究院有限责任公司 | 一种真型密封圈的老化试验系统 |
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WO2021120583A9 (zh) | 2021-08-12 |
CN110864897A (zh) | 2020-03-06 |
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