CN106092462A - Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame - Google Patents
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame Download PDFInfo
- Publication number
- CN106092462A CN106092462A CN201610327171.4A CN201610327171A CN106092462A CN 106092462 A CN106092462 A CN 106092462A CN 201610327171 A CN201610327171 A CN 201610327171A CN 106092462 A CN106092462 A CN 106092462A
- Authority
- CN
- China
- Prior art keywords
- installing rack
- tube sheet
- transfer pipe
- mass spectrum
- leak detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
- G01M3/222—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 for tubes
-
- 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
- G01M3/202—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 using mass spectrometer detection systems
- G01M3/205—Accessories or associated equipment; Pump constructions
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a kind of nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame, it includes installing rack, is installed on described upper installing rack for being sampled the gas mass spectrometric suction gun of feeding, described upper installing rack is provided with multiple sucker being connected with air-extractor, described suction gun is installed in described sucker, the upper surface of described upper installing rack is provided with sealing gasket, and described sealing gasket offers the opening corresponding with described sucker.The present invention uses many suction guns to detect simultaneously, to shorten the detection time, improves efficiency；Sealing gasket, can meet the requirement of tested equipment harmful chemicals element, puies forward the sealing of height detection device and tube sheet contact surface simultaneously, improves detection accuracy；By self-reacting device, buffer the tube sheet active force to tool rack, reduce the loss to equipment connector, improve the reliability of equipment, attitude can be automatically adjusted simultaneously, adapt to different weld reinforcement.
Description
Technical field
The present invention relates to nuclear power detection apparatus field, particularly to a kind of nuclear boiler heat-transfer pipe helium mass spectrum leak detection pipe
Plate sampling tool frame.
Background technology
The helium leak test technology of nuclear boiler heat-transfer pipe presently, there are problems with: tested heat-transfer pipe quantity is big, and single
The secondary detection time is longer；Heat-transfer pipe there are differences with the reinforcement of panel weld, is difficult to seal during detection；Test atmosphere exists spoke
Penetrate and risk of contamination, be in for a long time in radiation environment and operator can be damaged；Radioactive dust is there is in heat-transfer pipe
Deng impurity, easy blocking pipeline and contamination follow-up equipment.
Summary of the invention
It is an object of the invention to provide a kind of sampling efficiency height and detect nuclear boiler heat-transfer pipe helium mass spectrum accurately
Leak detection tube sheet sampling tool frame.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that a kind of nuclear boiler heat-transfer pipe helium matter
Spectrum leak detection tube sheet sampling tool frame, it includes installing rack, is installed on described upper installing rack for being used gas feeding
Mass spectrometric suction gun, described upper installing rack is provided with multiple sucker being connected with air-pressure equipment, and described suction gun is installed on described
In sucker, the upper surface of described upper installing rack is provided with sealing gasket, and described sealing gasket offers the opening corresponding with described sucker.
Optimizing, the bottom of described upper installing rack is also rotatably connected to middle installing rack.
Optimizing, offer through hole in the middle of described middle installing rack, its upper surface has the connecting plate that upwards installing rack extends, institute
State connecting plate to rotate with described upper installing rack and be connected.
Optimizing, described middle installing rack lower end is also associated with lower installing rack, logical between described middle installing rack and lower installing rack
Cross guide pillar to be slidably connected mutually, and be arranged with stage clip on described guide pillar between the two.
Optimizing, described suction gun upper end is provided with filter tip.
Optimizing, the flexible pipe being connected with described sucker lower end and the flexible pipe of suction gun are through described middle installing rack and described
Wrapped up by cable rope sleeve after lower installing rack.
Optimize, described lower installing rack is additionally provided with the connector that quickly can disconnect with crawl device realization.
Optimizing, the upper end of described connecting plate offers axis and is parallel to the U-lag of described upper installing rack pivot center, institute
State the sidewall of installing rack and be provided with relative to position with described U-lag and control described upper installing rack and turn the pin of width.
The beneficial effects of the present invention is: the present invention uses many suction guns to detect simultaneously, to shorten the detection time, improve effect
Rate；Sealing gasket, can meet the requirement of tested equipment harmful chemicals element, carries the close of height detection device and tube sheet contact surface simultaneously
Feng Xing, improves detection accuracy；By self-reacting device, buffer the tube sheet active force to tool rack, reduce equipment connector
Loss, improve the reliability of equipment, attitude can be automatically adjusted simultaneously, adapt to different weld reinforcement；Dismounting simple and fast, even
Connect firmly, reduce operator's exposure time, once break down, convenient maintenance；The gas sucking signal piping is carried out
Filter, reduce pipeline blockage and the risk of follow-up equipment contamination.
Accompanying drawing explanation
Accompanying drawing 1 is the front view of the present invention；
Accompanying drawing 2 is the three-dimensional view of the present invention；
Wherein: 1, upper installing rack；2, suction gun；3, sucker；4, sealing gasket；5, middle installing rack；6, through hole；7, connecting plate；8、
Lower installing rack；9, guide pillar；10, stage clip；11, cable rope sleeve；12, U-lag；13, pin.
Detailed description of the invention
The present invention is described in detail below by the embodiment shown in below in conjunction with the accompanying drawings:
As it is shown in figure 1, nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame includes installing rack 1, peace
Being loaded on described upper installing rack 1 for being used the gas mass spectrometric suction gun 2 of feeding, described upper installing rack 1 is provided with multiple
The sucker 3 being connected with air-pressure equipment, for improving pumping efficiency, described suction gun 2 is installed in described sucker 3, for guaranteeing detection
Precision, is coaxially disposed suction gun 2 with sucker, and the upper surface of described upper installing rack 1 is provided with sealing gasket 4, and described sealing gasket 4 offers
The opening corresponding with described sucker 3.
As in figure 2 it is shown, the bottom of described upper installing rack 1 is also rotatably connected to middle installing rack 5.In the middle of described middle installing rack 5
Offering through hole 6, its upper surface has upwards installs the connecting plate 7 that 1 frame extends, and described connecting plate 7 turns with described upper installing rack 5 phase
It is dynamically connected.Described middle installing rack 5 lower end is also associated with lower installing rack 8, by leading between described middle installing rack 5 and lower installing rack 8
Post 9 phase is slidably connected, and is arranged with stage clip 10 on described guide pillar 9 between the two.Upper installing rack 1, middle installing rack 5 and lower peace
Shelve 8 composition adaptive mechanisms, it is possible to be automatically adjusted attitude, adapt to different weld reinforcement.Described suction gun 2 upper end is provided with filter tip.
After the flexible pipe being connected with described sucker 3 lower end and the flexible pipe of suction gun 2 pass described middle installing rack 5 and described lower installing rack 8
Wrapped up by cable rope sleeve 11.The connector that quickly can disconnect it is additionally provided with crawl device realization on described lower installing rack.Described company
The upper end of fishplate bar 7 offers axis and is parallel to the U-lag 12 of described upper installing rack 1 pivot center, the sidewall of described upper installing rack 1
And the pin 13 controlling described upper 1 turn of width of installing rack it is provided with the described relative position of U-lag 12.
Above-described embodiment, only for technology design and the feature of the explanation present invention, its object is to allow person skilled in the art
Scholar will appreciate that present disclosure and implements according to this, can not limit the scope of the invention with this.All according to the present invention
The equivalence that spirit is made changes or modifies, and all should contain within protection scope of the present invention.
Claims (8)
1. a nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame, it includes installing rack, is installed on institute
State on installing rack for the gas mass spectrometric suction gun of feeding will be sampled, it is characterised in that: described upper installing rack is provided with many
The individual sucker being connected with air-extractor, described suction gun is installed in described sucker, and the upper surface of described upper installing rack is provided with close
Packing, described sealing gasket offers the opening corresponding with described sucker.
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame the most according to claim 1, its feature exists
In: the bottom of described upper installing rack is also rotatably connected to middle installing rack.
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame the most according to claim 2, its feature exists
In: offering through hole in the middle of described middle installing rack, its upper surface has the connecting plate that upwards installing rack extends, described connecting plate and institute
State installing rack to rotate connection.
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame the most according to claim 2, its feature exists
In: described middle installing rack lower end is also associated with lower installing rack, is slided mutually by guide pillar between described middle installing rack and lower installing rack
Connect, and be arranged with stage clip on described guide pillar between the two.
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame the most according to claim 1, its feature exists
In: described suction gun upper end is provided with filter tip.
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame the most according to claim 4, its feature exists
In: the flexible pipe being connected with described sucker lower end and the flexible pipe of suction gun through after described middle installing rack and described lower installing rack by
Cable rope sleeve wraps up.
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame the most according to claim 4, its feature exists
In: it is additionally provided with the connector that quickly can disconnect with crawl device realization on described lower installing rack.
Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame the most according to claim 3, its feature exists
In: the upper end of described connecting plate offers axis and is parallel to the U-lag of described upper installing rack pivot center, described upper installing rack
Sidewall and be provided with relative to position with described U-lag and control described upper installing rack and turn the pin of width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327171.4A CN106092462B (en) | 2016-05-17 | 2016-05-17 | Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327171.4A CN106092462B (en) | 2016-05-17 | 2016-05-17 | Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106092462A true CN106092462A (en) | 2016-11-09 |
| CN106092462B CN106092462B (en) | 2019-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610327171.4A Active CN106092462B (en) | 2016-05-17 | 2016-05-17 | Nuclear boiler heat-transfer pipe helium mass spectrum leak detection tube sheet sampling tool frame |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0793083A1 (en) * | 1996-02-28 | 1997-09-03 | Framatome | Device for leak detection in tube walls of a heat exchanger |
| JPH112583A (en) * | 1997-06-11 | 1999-01-06 | Ishikawajima Harima Heavy Ind Co Ltd | Method of identifying damaged heat exchanger tube in double heat exchanger tube type steam generator |
| CN202305144U (en) * | 2011-10-20 | 2012-07-04 | 安徽皖仪科技股份有限公司 | Special suction gun for helium mass spectrometer leak detector |
| CN103604568A (en) * | 2013-11-18 | 2014-02-26 | 北京卫星环境工程研究所 | Helium mass spectrometer leak detector suction gun for spacecraft leak detection |
| CN205246297U (en) * | 2015-11-10 | 2016-05-18 | 国核电站运行服务技术有限公司 | A suction gun for helium leak test of steam generator heat -transfer pipe |
-
2016
- 2016-05-17 CN CN201610327171.4A patent/CN106092462B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0793083A1 (en) * | 1996-02-28 | 1997-09-03 | Framatome | Device for leak detection in tube walls of a heat exchanger |
| JPH112583A (en) * | 1997-06-11 | 1999-01-06 | Ishikawajima Harima Heavy Ind Co Ltd | Method of identifying damaged heat exchanger tube in double heat exchanger tube type steam generator |
| CN202305144U (en) * | 2011-10-20 | 2012-07-04 | 安徽皖仪科技股份有限公司 | Special suction gun for helium mass spectrometer leak detector |
| CN103604568A (en) * | 2013-11-18 | 2014-02-26 | 北京卫星环境工程研究所 | Helium mass spectrometer leak detector suction gun for spacecraft leak detection |
| CN205246297U (en) * | 2015-11-10 | 2016-05-18 | 国核电站运行服务技术有限公司 | A suction gun for helium leak test of steam generator heat -transfer pipe |
Non-Patent Citations (2)
| Title |
|---|
| 冯聪 等: "《开放式结构换热器管子管板焊缝氦检漏新型检测装置的应用》", 《压力容器》 * |
| 王寿设 等: "《核电站压力密封容器的吸枪法检漏》", 《真空科学与技术》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106092462B (en) | 2019-06-07 |
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