CN108562406A - A kind of closed container leak detecting device peculiar to vessel - Google Patents
A kind of closed container leak detecting device peculiar to vessel Download PDFInfo
- Publication number
- CN108562406A CN108562406A CN201810081107.1A CN201810081107A CN108562406A CN 108562406 A CN108562406 A CN 108562406A CN 201810081107 A CN201810081107 A CN 201810081107A CN 108562406 A CN108562406 A CN 108562406A
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- channel
- wall
- ring
- closed container
- transfer tube
- Prior art date
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Links
- 238000012360 testing method Methods 0.000 claims abstract description 65
- 238000001514 detection method Methods 0.000 claims abstract description 56
- 238000003780 insertion Methods 0.000 claims abstract description 27
- 230000037431 insertion Effects 0.000 claims abstract description 27
- 238000012546 transfer Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000005192 partition Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention proposes a kind of closed container leak detecting device peculiar to vessel,Including the detection mouth being arranged at the top of closed container,The testing agency being fixed in detection mouth and the leak checking mechanism being coated on closed container outer wall,Testing agency includes pinboard,Switching-through channel is equipped in pinboard,Pinboard bottom is equipped with main insertion pipe,The first transfer tube and the second transfer tube are equipped at the top of pinboard,First transfer tube is connected by Switching-through channel with first passage,Second transfer tube is connected by Switching-through channel with second channel,First transfer tube is connected with admission line,For being passed through detection gas into closed container,Second transfer tube is connected with pressure gauge,For detecting the air pressure in closed container,The present invention is easy to operate,The position of generation can be clearly leaked in time to be handled,Improve security performance,It improves work efficiency.
Description
Technical field
The present invention relates to a kind of detection device, more particularly to a kind of closed container leak detecting device peculiar to vessel.
Background technology
Currently, pressure vessel peculiar to vessel mainly has cylinder of diesel engine, air bottle, pumping cylinder etc., method for conducting leak test is usual
Using hydraulic test or gas pressure test.
When gas pressure test, pressure should slowly rise, until specified testing pressure 10% and no more than 0.05MPa when, pressurize
5min carries out first leak test to all welding points and connecting portion liquid soap or other leak detection liquid, if any leakage, repaiies
It is tested again after benefit.After first leak test qualification, then it is slowly increased to the 50% of specified testing pressure, such as phenomenon without exception,
It boosts step by step for the 10% of specified testing pressure by every grade afterwards, until defined test pressure.After pressurize 30min, by pressure drop
It to the 87% of specified testing pressure, and is kept for the sufficiently long time, all welding points and connecting portion is leaked again
It checks.If any leakage, tested again by above-mentioned regulation again after repairing.Pressure should remain unchanged during inspection, must not use continuous
It pressurizes to maintain test pressure constant.Forbid fastening bolt with pressure during gas pressure test and applies external force to pressure parts.
Patent CN201520083489.3 discloses a kind of device for detecting sealability of pressure vessel peculiar to vessel, includes pressure
Container and vacuum pump, it is characterised in that：The side of vacuum pump is provided with water tank, and two are connected between vacuum pump and water tank
Connecting line, wherein the first connecting line includes the reciprocating pump and motor being connected with the injection water lines of vacuum pump, Article 2
Connecting line includes gas-liquid delivery pipe and permeability cell.
Patent CN201720046125.7 discloses a kind of gas leak detection apparatus comprising has gas collection container, gas collection
Container is made of the upper layer container and lower layers of containers being sequentially distributed in the vertical direction, is provided with and is conducted among the container of upper layer
The admission line and outlet pipe of gas collection external container, admission line are internally provided with air pump, and the bottom end of lower layers of containers is set
It is equipped with gas sensor；Divided by the barrier end panel extended in the horizontal direction between the upper layer container and lower layers of containers
Every, it is provided among barrier end panel towards lower layers of containers and extends internally pneumatic trough, pneumatic trough and lower layers of containers mutual conduction；On
The sulfur hexafluoride gas leakage situation in electrical equipment environment can be carried out by stating gas leak detection apparatus and its detection method
Efficiently and accurately detect, under the premise of effectively reducing testing cost so that the job security of electrical equipment is protected
Barrier.
Above two mode is complicated, and detection efficiency is not high, as leaked, can not also confirm the generation of leakage in time
Point.
Invention content
The present invention proposes a kind of closed container leak detecting device peculiar to vessel, easy to operate, Neng Gouji regarding to the issue above
When clearly leak the position of generation to be handled, improve security performance, improve work efficiency.
Specific technical solution is as follows：
A kind of closed container leak detecting device peculiar to vessel, including the detection mouth that is arranged at the top of closed container, are fixed on inspection
The testing agency surveyed on mouth and the leak checking mechanism being coated on closed container outer wall；
Testing agency includes pinboard, and Switching-through channel is equipped in pinboard, and pinboard bottom is equipped with main insertion pipe, main grafting
The four-prism structure of pipe is equipped with the main grafting channel that section is square structure, main grafting channel and switching in main insertion pipe
Channel is connected, and the guide pad that section is isosceles trapezoidal structure is equipped at the top of Switching-through channel, and guide pad bottom is equipped with kicker baffle,
Kicker baffle passes through main insertion pipe to extend to the outside of main insertion pipe from top to bottom, and kicker baffle is by main grafting channel partition at the
One channel and second channel；The first transfer tube and the second transfer tube are equipped at the top of pinboard, the first transfer tube passes through Switching-through channel
It is connected with first passage, the second transfer tube is connected by Switching-through channel with second channel, the first transfer tube and admission line
It is connected, for being passed through detection gas into closed container, the second transfer tube is connected with pressure gauge, for detecting closed appearance
Air pressure in device；
The outer wall of main insertion pipe is equipped with a circle grafting block and a circle regulation ring, and grafting block is located at the lower section of regulation ring, inserts
The cross sectional shape for connecing block is up big and down small ladder structure of right angle, the rounded structure of outer wall of regulation ring, on the outer wall of regulation ring
Equipped with external screw thread, pass through one retaining ring of setting of screw-thread fit in regulation ring；
Retaining ring includes upper locking ring and lower retaining ring, and the thickness of upper locking ring is more than the thickness of lower retaining ring, upper locking
The inner wall of the upper and lower retaining ring of inner wall of ring is equipped with the identical internal thread of the hand of spiral；
The outer wall of detection mouth is circular configuration, and the outer wall of detection mouth is equipped with external screw thread, the external screw thread on detection mouth outer wall
It is matched with the internal thread on lower retaining ring inner wall, and with the externally threaded hand of spiral on regulation ring outer wall on the contrary, detection mouth
The interior sense channel equipped with square structure, sense channel top are equipped with a circle baffle；The main plug-type setting of insertion pipe is being examined
It surveys in the sense channel of mouth, the distance between baffle and main grafting pipe outer wall are more than the thickness of grafting block bottom and are less than grafting
Thickness at the top of block, grafting block are inserted into the bottom of baffle, and lower retaining ring is rotated down by screw-thread fit is locked in detection mouth
Meanwhile main insertion pipe moves up under the effect of the screw-thread fit of upper locking ring and regulation ring, until grafting block is bonded with baffle,
It is locked to realize；
Leak checking mechanism includes the detection ring of several arc-shaped structures, and detection ring fitting is arranged on the outer wall of closed container,
And plugged and fixed is subject to by strip；
The detect tank that several bottom openings are uniformly provided on the inner wall of ring is detected, detect tank is distributed in array, Mei Gejian
An air bag made of film is fixed in the bottom for surveying slot, detects to be additionally provided on ring and several be pushed up correspondingly with detect tank
The test trough of portion's opening, is additionally provided with a mechanism for testing in each detect tank, mechanism for testing includes reference test bar, the top of reference test bar
Bottom end equipped with upper limit plate, reference test bar is equipped with lower limiting board, and reference test bar passes through detection ring, and limiting plate setting thereon is made to test
In slot, its lower limiting board withstand on air bag, reference test bar is equipped with a circle adjustable plate, at the top of adjustable plate and detect tank between be equipped with
Spring, when air bag is in the state full of gas, spring is in compressive state, and upper limit plate and the outer surface of detection ring are mutually neat
It is flat.
Further, the inner wall of first passage is equipped with several first wind guide strips, and the inner wall of second channel is equipped with several
The section of second wind guide strip, the first wind guide strip and the second wind guide strip is triangular structure of right angle, the inclination side of the first wind guide strip
To downward, the inclined direction of the second wind guide strip is upward.
Further, trap, the bottom of trap and main insertion pipe are fixed by spring hinge on the sense channel of detection mouth
It fits.
Beneficial effects of the present invention are：
The present invention is simultaneously detected closed container by testing agency and leak checking mechanism, and testing agency is for routine
Inflation detection, easy to operate, good airproof performance, it can be ensured that the accuracy of detection；
Leak checking mechanism for when leaking determine leakage position, if leaking, by testing agency persistently to
Gas is passed through in closed container, the air bag of leakage point is damaged under the influence of air pressure, is surveyed at this point, air bag can not continue support
Test bar, reference test bar move inward under the action of the spring, and upper limit plate is made to be absorbed in test trough；
It is easy to operate, the position of generation can be clearly leaked in time to be handled, improve security performance, improve
Working efficiency.
Description of the drawings
Fig. 1 is sectional view of the present invention.
Fig. 2 is vertical view of the present invention
Fig. 3 is testing agency's sectional view of the present invention.
Fig. 4 is present invention detection ring sectional view.
Specific implementation mode
Clear to make technical scheme of the present invention be more clear, the present invention is described further below in conjunction with the accompanying drawings,
Any technical characteristic to technical solution of the present invention carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within guarantor of the present invention
Protect range.
Reference numeral
Closed container 1, testing agency 3, leak checking mechanism 4, pinboard 5, main insertion pipe 6, guide pad 7, is oriented to detection mouth 2
Partition board 8, second channel 12, the first transfer tube 13, the second transfer tube 14, admission line 15, pressure gauge 16, is inserted first passage 11
Connect block 17, regulation ring 18, retaining ring 19, upper locking ring 20, lower retaining ring 21, sense channel 22, baffle 23, detection ring 24, card
Item 25, detect tank 26, air bag 27, test trough 28, reference test bar 29, upper limit plate 30, lower limiting board 31, adjustable plate 32, spring
33, the first wind guide strip 34, the second wind guide strip 35, trap 36.
A kind of closed container leak detecting device peculiar to vessel as shown in the figure, including the detection mouth at 1 top of closed container is set
2, the testing agency 3 being fixed in detection mouth and the leak checking mechanism 4 being coated on closed container outer wall；
Testing agency includes pinboard 5, Switching-through channel is equipped in pinboard, pinboard bottom is equipped with main insertion pipe 6, main to insert
The four-prism structure taken over, is equipped with the main grafting channel that section is square structure in main insertion pipe, main grafting channel with turn
Connect road to be connected, be equipped with the guide pad 7 that section is isosceles trapezoidal structure at the top of Switching-through channel, guide pad bottom be equipped be oriented to every
Plate 8, kicker baffle pass through main insertion pipe to extend to the outside of main insertion pipe from top to bottom, and kicker baffle is by main grafting channel partition
At first passage 11 and second channel 12；The first transfer tube 13 and the second transfer tube 14, the first transfer tube are equipped at the top of pinboard
It is connected with first passage by Switching-through channel, the second transfer tube is connected by Switching-through channel with second channel, the first switching
Pipe is connected with admission line 15, for being passed through detection gas into closed container, and the second transfer tube is connected with pressure gauge 16
It connects, for detecting the air pressure in closed container；
The outer wall of main insertion pipe is equipped with a circle grafting block 17 and a circle regulation ring 18, and grafting block is located under regulation ring
Side, the cross sectional shape of grafting block are up big and down small ladder structure of right angle, the rounded structure of outer wall of regulation ring, regulation ring it is outer
Wall is equipped with external screw thread, passes through one retaining ring 19 of setting of screw-thread fit in regulation ring；
Retaining ring includes upper locking ring 20 and lower retaining ring 21, and the thickness of upper locking ring is more than the thickness of lower retaining ring, on
The inner wall of the upper and lower retaining ring of inner wall of retaining ring is equipped with the identical internal thread of the hand of spiral；
The outer wall of detection mouth is circular configuration, and the outer wall of detection mouth is equipped with external screw thread, the external screw thread on detection mouth outer wall
It is matched with the internal thread on lower retaining ring inner wall, and with the externally threaded hand of spiral on regulation ring outer wall on the contrary, detection mouth
The interior sense channel 22 equipped with square structure, sense channel top are equipped with a circle baffle 23；The main plug-type setting of insertion pipe
In the sense channel of detection mouth, the distance between baffle and main grafting pipe outer wall are more than the thickness of grafting block bottom and are less than
Thickness at the top of grafting block, grafting block are inserted into the bottom of baffle, and lower retaining ring is rotated down by screw-thread fit is locked in detection
While mouth, main insertion pipe moves up under the effect of the screw-thread fit of upper locking ring and regulation ring, until grafting block and baffle
Fitting is locked to realize；
Leak checking mechanism includes the detection ring 24 of several arc-shaped structures, and the outer wall in closed container is arranged in detection ring fitting
On, and plugged and fixed is subject to by strip 25；
The detect tank 26 that several bottom openings are uniformly provided on the inner wall of ring is detected, detect tank is distributed in array, each
Air bag 27 made of film are fixed in the bottom of detect tank, detect and are additionally provided with several and detect tank one-to-one correspondence on ring
Open-topped test trough 28, be additionally provided with a mechanism for testing in each detect tank, mechanism for testing includes reference test bar 29, test
The top of bar is equipped with upper limit plate 30, the bottom end of reference test bar is equipped with lower limiting board 31, and reference test bar passes through detection ring, makes its upper limit
Plate is arranged in test trough, its lower limiting board is withstood on air bag, and reference test bar is equipped with a circle adjustable plate 32, adjustable plate and detection
Spring 33 is equipped between groove top portion, when air bag is in the state full of gas, spring is in compressive state, upper limit plate and inspection
The outer surface for surveying ring is flush.
Further, the inner wall of first passage is equipped with several first wind guide strips 34, if the inner wall of second channel is equipped with
The section of dry second wind guide strip 35, the first wind guide strip and the second wind guide strip is triangular structure of right angle, and the first wind guide strip inclines
Tilted direction is downward, and the inclined direction of the second wind guide strip is upward.
Further, trap 36, the bottom of trap and main insertion pipe are fixed by spring hinge on the sense channel of detection mouth
Portion fits.
The present invention is simultaneously detected closed container by testing agency and leak checking mechanism, and testing agency is for routine
Inflation detection, easy to operate, good airproof performance, it can be ensured that the accuracy of detection；
Leak checking mechanism for when leaking determine leakage position, if leaking, by testing agency persistently to
Gas is passed through in closed container, the air bag of leakage point is damaged under the influence of air pressure, is surveyed at this point, air bag can not continue support
Test bar, reference test bar move inward under the action of the spring, and upper limit plate is made to be absorbed in test trough.
Claims (3)
1. a kind of closed container leak detecting device peculiar to vessel, it is characterized in that, including the detection mouth that is arranged at the top of closed container, Gu
The testing agency being scheduled in detection mouth and the leak checking mechanism being coated on closed container outer wall；
Testing agency includes pinboard, and Switching-through channel is equipped in pinboard, and pinboard bottom is equipped with main insertion pipe, main insertion pipe
Four-prism structure is equipped with the main grafting channel that section is square structure, main grafting channel and Switching-through channel in main insertion pipe
It is connected, the guide pad that section is isosceles trapezoidal structure is equipped at the top of Switching-through channel, guide pad bottom is equipped with kicker baffle, is oriented to
Partition board extends to the outside of main insertion pipe across main insertion pipe from top to bottom, and kicker baffle leads to main grafting channel partition at first
Road and second channel；It is equipped with the first transfer tube and the second transfer tube at the top of pinboard, the first transfer tube passes through Switching-through channel and the
One channel is connected, and the second transfer tube is connected by Switching-through channel with second channel, and the first transfer tube is connected with admission line
It connects, for being passed through detection gas into closed container, the second transfer tube is connected with pressure gauge, for detecting in closed container
Air pressure；
The outer wall of main insertion pipe is equipped with a circle grafting block and a circle regulation ring, and grafting block is located at the lower section of regulation ring, grafting block
Cross sectional shape be up big and down small ladder structure of right angle, the rounded structure of outer wall of regulation ring, the outer wall of regulation ring is equipped with
External screw thread passes through one retaining ring of setting of screw-thread fit in regulation ring；
Retaining ring includes upper locking ring and lower retaining ring, and the thickness of upper locking ring is more than the thickness of lower retaining ring, upper locking ring
The inner wall of the upper and lower retaining ring of inner wall is equipped with the identical internal thread of the hand of spiral；
The outer wall of detection mouth is circular configuration, and the outer wall of detection mouth is equipped with external screw thread, and the external screw thread on detection mouth outer wall is under
Internal thread on retaining ring inner wall matches, and with the externally threaded hand of spiral on regulation ring outer wall on the contrary, being set in detection mouth
There is the sense channel of square structure, a circle baffle is equipped at the top of sense channel；Main insertion pipe is plug-type to be arranged in detection mouth
Sense channel in, the distance between baffle and main grafting pipe outer wall be more than grafting block bottom thickness and be less than grafting block top
The thickness in portion, grafting block are inserted into the bottom of baffle, and lower retaining ring is rotated down by screw-thread fit while be locked in detection mouth,
Main insertion pipe moves up under the effect of the screw-thread fit of upper locking ring and regulation ring, until grafting block is bonded with baffle, to
Realization is locked；
Leak checking mechanism includes the detection ring of several arc-shaped structures, and detection ring fitting is arranged on the outer wall of closed container, and leads to
It crosses strip and is subject to plugged and fixed；
The detect tank that several bottom openings are uniformly provided on the inner wall of ring is detected, detect tank is distributed in array, each detect tank
Bottom fix an air bag made of film, detect be additionally provided on ring it is several it is one-to-one with detect tank at the top of open
Mouthful test trough, be additionally provided with a mechanism for testing in each detect tank, mechanism for testing includes reference test bar, and the top of reference test bar is equipped with
Upper limit plate, reference test bar bottom end be equipped with lower limiting board, reference test bar pass through detection ring, make thereon limiting plate be arranged in test trough
In, its lower limiting board withstand on air bag, reference test bar is equipped with a circle adjustable plate, at the top of adjustable plate and detect tank between be equipped with bullet
Spring, when air bag is in the state full of gas, spring is in compressive state, and upper limit plate and the outer surface of detection ring are mutually neat
It is flat.
2. a kind of closed container leak detecting device peculiar to vessel as described in claim 1, it is characterized in that, on the inner wall of first passage
Equipped with several first wind guide strips, the inner wall of second channel is equipped with several second wind guide strips, the first wind guide strip and the second wind guide strip
Section be triangular structure of right angle, the inclined direction of the first wind guide strip is downward, and the inclined direction of the second wind guide strip is upward.
3. a kind of closed container leak detecting device peculiar to vessel as described in claim 1, it is characterized in that, the sense channel of detection mouth
Upper to fix trap by spring hinge, the bottom of trap and main insertion pipe fits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810081107.1A CN108562406B (en) | 2018-01-26 | 2018-01-26 | A kind of closed container leak detecting device peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810081107.1A CN108562406B (en) | 2018-01-26 | 2018-01-26 | A kind of closed container leak detecting device peculiar to vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108562406A true CN108562406A (en) | 2018-09-21 |
| CN108562406B CN108562406B (en) | 2019-09-13 |
Family
ID=63529961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810081107.1A Active CN108562406B (en) | 2018-01-26 | 2018-01-26 | A kind of closed container leak detecting device peculiar to vessel |
Country Status (1)
| Country | Link |
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| CN (1) | CN108562406B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113945339A (en) * | 2021-10-20 | 2022-01-18 | 深圳市岭南人防防护设备有限公司 | Civil air defense door sealing performance detection system, method, terminal and storage medium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113945339A (en) * | 2021-10-20 | 2022-01-18 | 深圳市岭南人防防护设备有限公司 | Civil air defense door sealing performance detection system, method, terminal and storage medium |
| CN113945339B (en) * | 2021-10-20 | 2024-05-31 | 深圳市岭南人防防护设备有限公司 | Civil air defense door sealing performance detection system, method, terminal and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108562406B (en) | 2019-09-13 |
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