CN208109354U - Diaphragm test device for air tightness and diaphragm air-tightness RES(rapid evaluation system) - Google Patents
Diaphragm test device for air tightness and diaphragm air-tightness RES(rapid evaluation system) Download PDFInfo
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- CN208109354U CN208109354U CN201820606594.4U CN201820606594U CN208109354U CN 208109354 U CN208109354 U CN 208109354U CN 201820606594 U CN201820606594 U CN 201820606594U CN 208109354 U CN208109354 U CN 208109354U
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Abstract
The utility model relates to reverse osmosis membrane and nanofiltration membrane the field of test technology, more particularly, to a kind of diaphragm test device for air tightness and diaphragm air-tightness RES(rapid evaluation system)；The diaphragm test device for air tightness includes the first cover board equipped with the first notch and the second cover board equipped with the second notch；First notch and second notch are combined to form sealed air chamber, and pressing diaphragm is formed in the sealed air chamber；Described sealed air chamber one end is connected to gas source, and the other end is connected to exhaust indicator；The sealed air chamber being combined to form by second notch, first notch and the exhaust indicator etc. test the air-tightness of diaphragm, to solve existing in the prior art cannot accurately and rapidly detect its air-tightness before membrane component is made in diaphragm, the air-tightness for detecting membrane component after membrane component again is fabricated to no diaphragm for carrying out air tightness test, it is not easy to the technical issues of judging the leakage cause of membrane component.
Description
Technical field
The utility model relates to reverse osmosis membrane and nanofiltration membrane the field of test technology, survey more particularly, to a kind of diaphragm air-tightness
Trial assembly is set and diaphragm air-tightness RES(rapid evaluation system).
Background technique
Reverse osmosis membrane technology be be higher than solution osmotic pressure under the action of, due to other substances cannot through semi-permeable membrane and incite somebody to action
These substances and water separate.Since the membrane aperture of reverse osmosis membrane is very small, the dissolution that can be effectively removed in water
The substances such as salt, colloid, microorganism, organic matter.Since it is with apparent simple process, easy to operate, effluent quality is good etc.
The advantages of aspect, reverse osmosis membrane are widely used in electric power, petrochemical industry, steel, electronics, medicine, food and drink, municipal administration and ring
The fields such as protect, specifically, seawater and brackish water desalination, boiler feedwater, industrial pure water and electronic grade ultrapure water preparation, drink
It plays an important role in pure water production and the application such as the processing of waste water and special separation.Nanofiltration membrane is aperture in 1nm
More than, general 1-2nm.It is the one kind functional half for allowing solvent molecule or certain low molecular weight solutes or low price ion to penetrate
Permeable membrane.It is a kind of special and up-and-coming seperation film kind, it gains the name due to the size that can retain substance is about nanometer,
The molecular weight that it retains organic matter is about 150-500 or so, the ability of dissolubility salt is retained between 2-98%, to unit price
The desalination of anion salt solution is lower than high-valence anion salting liquid.It is used to remove the organic matter and coloration of surface water, removing ground
The hardness being lauched, part remove dissolubility salt, the utility etc. in inspissated juice and separation drug.
Reverse osmosis membrane or nanofiltration diaphragm and runner grid produce water flow passage material, produce the use such as water central tube and resistance to stress device
Adhesive etc. fits together, and is able to achieve into water and is known as membrane component with reverse osmosis or nanofiltration the minimum unit that water separates is produced, instead
Infiltration and nanofiltration membrane component are roll using reverse osmosis and nanofiltration diaphragm, as reverse osmosis and nanofiltration membrane component weight
Raw material are wanted, when thering is part to manufacture reverse osmosis and nanofiltration element the reverse osmosis and nanofiltration diaphragm of producer's buying, without means to it
Air-tightness is tested, in reverse osmosis and nanofiltration element manufacturing process, it is possible to the problem of having leak adhesive, when producer is to production
When element carries out gas inspection inspection component seal, it may cause to judge by accident because of reverse osmosis and nanofiltration diaphragm poor air-tightness.How
Reverse osmosis and nanofiltration diaphragm air-tightness is accurately and rapidly detected before wound membrane, is still current reverse osmosis and nanofiltration membrane component
The weak link of production procedure.
Therefore, the utility model is badly in need of providing a kind of new diaphragm test device for air tightness and diaphragm gas regarding to the issue above
Close property RES(rapid evaluation system).
Utility model content
The purpose of this utility model is to provide a kind of new diaphragm test device for air tightness and diaphragm air-tightness quickly to comment
Valence system, the sealed air chamber being combined to form by second notch, first notch and the exhaust indicator etc. are to film
The air-tightness of piece is tested, with solve it is existing in the prior art cannot before membrane component is made in diaphragm to its air-tightness carry out
It accurately and rapidly detects, and the diaphragm without carrying out air tightness test is fabricated to the air-tightness for detecting membrane component after membrane component again,
It is not easy the technical issues of judging the leakage cause of membrane component.
A kind of diaphragm test device for air tightness provided by the utility model, including the first cover board and the second cover board；Described
One cover board is equipped with the first notch, second cover board is equipped with the second notch, first notch and second notch pair
Conjunction forms sealed air chamber, and pressing diaphragm is formed in the sealed air chamber；First cover board be equipped with penetrate through first notch with
The first external gas circuit, second cover board, which is equipped with, penetrates through second notch and the second external gas circuit；First gas
Road is connected to by exhaust pipe with exhaust indicator, and second gas circuit is connected to by testing gas air inlet pipe with gas source.
Further, card sets the first ventilative support plate in first notch, which is pasted on described
Diaphragm setting；Card sets the second ventilative support plate in second notch, which is pasted on the diaphragm setting.
Further, the exhaust indicator includes the appearance liquid bottle for being loaded with liquid, and the gas outlet of the exhaust pipe is protruded into
In the liquid；The appearance liquid bottle is equipped with discharge gas observation panel.
A kind of diaphragm air-tightness RES(rapid evaluation system) that the utility model also provides, including it is one or more as upper any in weighed
The diaphragm test device for air tightness.
Further, including a diaphragm test device for air tightness；It further include being connected by pressure reducing valve and compressed gas source
Logical air supply pipe；The gas outlet of the air supply pipe is connected to the air inlet of the test gas air inlet pipe.
It further, further include the air bag being connected between the test gas air inlet pipe and the air supply pipe；The air bag
On be provided with gasbag pressure table.
Further, including multiple diaphragm test device for air tightness being arranged in parallel；Further include and each test
The air bag of gas air inlet pipe connection, the air supply pipe being connected to by pressure reducing valve with compressed gas source；Each air bag pass through respectively branch into
Tracheae is connected to the air supply pipe, is provided with first throttle valve in each branch air inlet pipe.
It further, further include compressed air reservoir, the outlet of the inlet end of the compressed air reservoir and the pressure reducing valve
End connection, the outlet side of the compressed air reservoir is connected to the air inlet of the air supply pipe；The compressed air reservoir is equipped with
Pressure of storage tank table.
Further, check (non-return) valve is equipped between the pressure reducing valve and the compressed air reservoir.
Further, gasbag pressure table is equipped on each air bag.
The utility model has following progress compared with prior art：
1, diaphragm test device for air tightness provided by the utility model is used including first cover board and second lid
Plate；First cover board is equipped with first notch, second cover board is equipped with second notch, first notch
It is combined to form sealed air chamber with second notch, pressing diaphragm is formed in the sealed air chamber；First cover board is equipped with and passes through
Lead to first notch and external first gas circuit, second cover board, which is equipped with, penetrates through second notch and outside
Second gas circuit；First gas circuit by exhaust pipe with exhaust indicator be connected to, second gas circuit pass through test gas into
The design that tracheae is connected to gas source；Second notch and first notch are pasted on the two sides of the diaphragm respectively, pass through
The gas that the test gas air inlet pipe enters second notch enters first slot by the filter hole of the diaphragm
Mouthful, then the exhaust indicator is entered by the exhaust pipe, it can be seen that gas enters wherein from the exhaust indicator
Rate, can enter the rate of gas in the exhaust indicator by observing and intuitively obtain the airtight disposition of the diaphragm
Condition, test method is simple, effectively.
2, diaphragm air-tightness RES(rapid evaluation system) provided by the utility model is used including described in the pressure reducing valve and one
The design of diaphragm test device for air tightness；Compressed air is depressurized by the pressure reducing valve, prevents from entering the diaphragm gas
The gas pressure of close system safety testing device is excessively high, squeezes diaphragm, damages the diaphragm by pressure；And a diaphragm air-tightness is surveyed
The design structure that trial assembly is set is simple, easy for installation, is conducive to save testing cost.
3, it includes multiple films being arranged in parallel that diaphragm air-tightness RES(rapid evaluation system) provided by the utility model, which uses,
Piece test device for air tightness；Further include the air bag being connected to each test gas air inlet pipe, passes through the pressure reducing valve and pressure
The air supply pipe of contracting gas source connection；Each air bag is connected to by the branch air inlet pipe with the air supply pipe respectively, each institute
State the design that the first throttle valve is provided in branch air inlet pipe；Described in each air bag is respectively connected to the air bag
Diaphragm test device for air tightness gas supply is closed after the throttle valve and is independent of each other between each diaphragm test device for air tightness, can
The air-tightness for detecting multiple diaphragms simultaneously, improves detection efficiency, meanwhile, the row of each diaphragm test device for air tightness
It can mutually be compareed between gas indicator, convenient for rapidly finding out the bad diaphragm of air-tightness.
4, diaphragm air-tightness RES(rapid evaluation system) provided by the utility model, should using further including the compressed air reservoir
The inlet end of compressed air reservoir is connected to the outlet side of the pressure reducing valve, the outlet side of the compressed air reservoir and the gas supply
The air inlet of pipe is connected to；The compressed air reservoir is equipped with the design of the pressure of storage tank table；The compressed air reservoir is straight
When being connected in diaphragm test device for air tightness gas supply, makes to supply more stable, avoid using compressed air directly to the film
The problem of piece test device for air tightness gas supply gassing rate is excessive, easily causes diaphragm damage.The compressed air reservoir is each
The air bag supply when, the initial pressure for entering each air bag can be made consistent, avoid because the air bag initial pressure not
Plastics of the gas by diaphragm unanimously are influenced, cause the erroneous judgement to diaphragm air-tightness.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the top view of diaphragm test device for air tightness described in the utility model；
Fig. 2 is the structural schematic diagram (section view of A-A in Fig. 1 of diaphragm test device for air tightness described in the utility model
Figure)；
Fig. 3 is the structural schematic diagram of diaphragm air-tightness RES(rapid evaluation system) described in the embodiments of the present invention one；
Fig. 4 is the structural schematic diagram of diaphragm air-tightness RES(rapid evaluation system) described in the embodiments of the present invention two.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one：
Referring to shown in Fig. 1, Fig. 2, a kind of diaphragm test device for air tightness that the present embodiment also provides, including the first cover board 1
With the second cover board 2；First cover board is equipped with the first notch 11, second cover board is equipped with the second notch 21, and described the
One notch and second notch are combined to form sealed air chamber, and diaphragm 3 is suppressed in the sealed air chamber；On first cover board
Equipped with first notch and the first external gas circuit 12 is penetrated through, second cover board is equipped with perforation second notch and outside
Second gas circuit 22 in portion；First gas circuit is connected to by exhaust pipe 13 with exhaust indicator 4, and second gas circuit passes through test
Gas air inlet pipe 23 is connected to gas source.
It includes first cover board and second cover board that diaphragm test device for air tightness provided by the utility model, which uses,；
First cover board be equipped with first notch, second cover board be equipped with second notch, first notch with
Second notch is combined to form sealed air chamber, and pressing diaphragm is formed in the sealed air chamber；First cover board is equipped with perforation
First notch and external first gas circuit, second cover board, which is equipped with, penetrates through second notch and external institute
State the second gas circuit；First gas circuit is connected to by exhaust pipe with exhaust indicator, and second gas circuit passes through test gas air inlet
Manage the design being connected to gas source；Second notch and first notch are pasted on the two sides of the diaphragm respectively, pass through institute
It states test gas air inlet pipe and enters the gas of second notch and enter first notch by the filter hole of the diaphragm,
The exhaust indicator is entered by the exhaust pipe again, it can be seen that gas enters speed therein from the exhaust indicator
Rate, the rate that gas in the exhaust indicator can be entered by observation intuitively obtain the airtight implementations of the diaphragm, survey
Method for testing is simple, effectively.
Referring to shown in Fig. 1, Fig. 2, card sets the first ventilative support plate 14 in the first notch described in the present embodiment, this is first thoroughly
Gas support plate is pasted on the diaphragm setting；Card sets the second ventilative support plate 24 in second notch, the second ventilative support
Plate is pasted on the diaphragm setting.
Referring to shown in Fig. 1, Fig. 2, exhaust indicator described in the present embodiment includes the appearance liquid bottle 402 for being loaded with liquid 401,
The liquid level of the liquid or less is protruded into the gas outlet of the exhaust pipe；The bottleneck for holding liquid bottle is discharge gas observation panel 403.
It includes the pressure reducing valve and a film that diaphragm air-tightness RES(rapid evaluation system) provided by the utility model, which uses,
The design of piece test device for air tightness；Compressed air is depressurized by the pressure reducing valve, is prevented airtight into the diaphragm
The gas pressure of system safety testing device is excessively high, squeezes diaphragm, damages the diaphragm by pressure；An and diaphragm air tightness test
The design structure of device is simple, easy for installation, is conducive to save testing cost.
Referring to shown in Fig. 1, Fig. 2, diaphragm described in the present embodiment is horizontal positioned, first cover board and second cover board
It is separately positioned on the upper and lower two sides of the diaphragm；The diaphragm can certainly be selected to place vertically, first cover board and institute
State the arranged on left and right sides that the second cover board sets up the diaphragm separately；The placement direction of the diaphragm has no effect on the test to its air-tightness,
Those skilled in the art can arbitrarily select according to actual needs；
Supporting role shown in Figure 2, in the present embodiment in order to ensure the described second ventilative support plate to the diaphragm,
Using below the described second ventilative support plate, i.e., branch is equipped between the described second ventilative support plate and the second notch bottom wall
Sealing ring 25 is supportted, the support sealing ring is enclosed along the edge of the described second ventilative support plate to be set.Certainly, when first cover plate lid
Also it can choose the lid between the described first ventilative support plate and the first notch inner wall when below the diaphragm and set institute
State support sealing ring or other elastic supporting member for supporting optical member；Whether placing described support sealing ring those skilled in the art can be according to described
The placement location of diaphragm is selected, and is suppressed with the described first ventilative support plate and the second ventilative support plate in the film
Piece surface and crush injury will not be caused to be advisable the diaphragm, those skilled in the art can select according to actual needs
It selects, no longer excessively repeats herein.
A kind of diaphragm air-tightness RES(rapid evaluation system) shown in Figure 3, that the present embodiment also provides, including a film
Piece test device for air tightness；It further include the air supply pipe 53 being connected to by pressure reducing valve 51 with compressed gas source 52；The air supply pipe goes out
Port 532 is connected to the air inlet 231 of the test gas air inlet pipe.
Shown in Figure 3, the present embodiment further includes the gas being connected between the test gas air inlet pipe and the air supply pipe
Capsule 54, the inlet end of the air bag are connected to the gas outlet of the air supply pipe, the outlet side of the air bag and the test gas into
The air inlet of tracheae is connected to；Gasbag pressure table 541 is provided on the air bag.
Diaphragm air-tightness RES(rapid evaluation system) provided by the utility model is set on the air bag using further including the air bag
There is the design of the gasbag pressure table；Rate of the gas by diaphragm can be understood by observing the reading of the gasbag pressure table；
And only supplied in second notch and gas in pipelines when avoiding test, caused gas buffer amount is insufficient after cut-off, shadow
The problem of ringing test result accuracy.
Shown in Figure 3, the present embodiment further includes compressed air reservoir 55, the inlet end 551 of the compressed air reservoir with
The outlet side of the pressure reducing valve is connected to, and the outlet side 552 of the compressed air reservoir is connected to the air inlet 531 of the air supply pipe；
The compressed air reservoir is equipped with pressure of storage tank table 553.
It is shown in Figure 3, check (non-return) valve 56 is equipped between pressure reducing valve described in the present embodiment and the compressed air reservoir；It is described
The air-flow of check (non-return) valve is identical as gas flow direction by direction.
Embodiment two：
Diaphragm air-tightness RES(rapid evaluation system) in the present embodiment is improvement on the basis of embodiment one, in embodiment one
Disclosed technology contents not repeated description, one disclosure of embodiment also belong to the present embodiment disclosure.
Shown in Figure 4, a kind of diaphragm air-tightness RES(rapid evaluation system) provided in this embodiment includes multiple is arranged in parallel
The diaphragm test device for air tightness；Further include the air bag 81 being connected to each test gas air inlet pipe 71, passes through pressure reducing valve
82 air supply pipes 84 being connected to compressed gas source 83；Each air bag passes through branch air inlet pipe 85 respectively and is connected to the air supply pipe,
First throttle valve 86 is provided in each branch air inlet pipe；Gasbag pressure table 811 is equipped on each air bag.
It includes multiple diaphragms being arranged in parallel that diaphragm air-tightness RES(rapid evaluation system) provided by the utility model, which uses,
Test device for air tightness；Further include the air bag being connected to each test gas air inlet pipe, passes through the pressure reducing valve and compression
The air supply pipe of gas source connection；Each air bag is connected to by the branch air inlet pipe with the air supply pipe respectively, each described
The design of the first throttle valve is provided in branch air inlet pipe；Each air bag is respectively the film being connected to the air bag
Piece test device for air tightness gas supply is closed after the throttle valve and is independent of each other between each diaphragm test device for air tightness, can be same
When detect the air-tightness of multiple diaphragms, improve detection efficiency, meanwhile, the exhaust of each diaphragm test device for air tightness
It can mutually be compareed between indicator, convenient for rapidly finding out the bad diaphragm of air-tightness.
Shown in Figure 4, the present embodiment further includes compressed air reservoir 87, the inlet end 871 of the compressed air reservoir with
The outlet side of the pressure reducing valve is connected to, and the outlet side 872 of the compressed air reservoir is connected to the air inlet of the air supply pipe；It is described
Compressed air reservoir is equipped with pressure of storage tank table 873.
It further includes the compressed air reservoir, the pressure that diaphragm air-tightness RES(rapid evaluation system) provided by the utility model, which uses,
The inlet end of contracting air reservoir is connected to the outlet side of the pressure reducing valve, the outlet side of the compressed air reservoir and the air supply pipe
Air inlet connection；The compressed air reservoir is equipped with the design of the pressure of storage tank table；The compressed air reservoir is direct
When for diaphragm test device for air tightness gas supply, makes to supply more stable, avoid using compressed air directly to the diaphragm
The problem of test device for air tightness gas supply gassing rate is excessive, easily causes diaphragm damage.The compressed air reservoir is each institute
When stating air bag gas supply, the initial pressure for entering each air bag can be made consistent, avoid the initial pressure because of the air bag different
The plastics for causing and influencing gas by diaphragm cause the erroneous judgement to diaphragm air-tightness.
It is shown in Figure 4, the outlet side of compressed air reservoir described in the present embodiment by second throttle 88 with it is described
The air inlet of air inlet pipe is connected to.
First throttle valve described in the present embodiment is shut-off valve, and the second throttle is ball valve；Pass through the first segment
The selection of the diaphragm test device for air tightness to participation test is realized in the opening and closing for flowing valve；Pass through the second throttle aperture
Adjusting, control enters the flow velocity of the gas of the air supply pipe and the air bag, prevents from entering the air supply pipe and the air bag
Gas flow velocity it is excessive the air supply pipe is caused to impact, influence the service life of the air supply pipe and the air bag.
It is shown in Figure 4, check (non-return) valve 89 is equipped between pressure reducing valve described in the present embodiment and the compressed air reservoir；It is described to stop
The air-flow of inverse valve is identical as gas flow direction by direction.
Diaphragm air-tightness RES(rapid evaluation system) provided in this embodiment tool there are four the diaphragm test device for air tightness, when
So also it can choose with 2 or multiple diaphragm test device for air tightness；The diaphragm test device for air tightness is more same
The quantity for the diaphragm that one time can be tested is more, and those skilled in the art can select parallel connection according to actual needs
The quantity of the diaphragm test device for air tightness, no longer excessively repeats herein.
The course of work of diaphragm air-tightness RES(rapid evaluation system) provided in this embodiment is briefly described below：By film
Piece is installed on the diaphragm test device for air tightness；
Adjusting the pressure reducing valve to outlet end pressure is 0.1MPa, and the compressed gas source (outlet air pressure > 0.4MPa) passes through
The pressure reducing valve and the check (non-return) valve are supplied to the compressed air reservoir, until the pressure of storage tank of the compressed air reservoir
When table is shown as 0.1MPa ± 0.01Mpa, the compressed gas source stops gas supply；Due to the effect of the check (non-return) valve, the compression
Air in air reservoir will not adverse current；
Open the second throttle and participate in test four first throttle valves, supplied into each air bag to
The registration of each gasbag pressure table is 0.1Mpa ± 0.01Mpa, closes the second throttle and each first throttle
Valve；
The decline of pressure numerical value for recording each gasbag pressure table in 10min is calculated according to the decline of pressure numerical value of record
Air-tightness numerical value, then the air-tightness numerical value being calculated and standard diaphragm air-tightness numerical value are compared, show that diaphragm is airtight
Property result；
Wherein, the calculation formula of calculating air-tightness numerical value is：
Air-tightness numerical value=decline of pressure numerical value (Kpa)/[ventilative cover area (㎡) testing time (h)].
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand：It is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of diaphragm test device for air tightness, which is characterized in that including the first cover board and the second cover board；On first cover board
It is equipped with the second notch equipped with the first notch, second cover board, first notch is combined to form close with second notch
Gas chamber is sealed, pressing diaphragm is formed in the sealed air chamber；First cover board, which is equipped with, penetrates through first notch and external the
One gas circuit, second cover board, which is equipped with, penetrates through second notch and the second external gas circuit；First gas circuit passes through row
Tracheae is connected to exhaust indicator, and second gas circuit is connected to by testing gas air inlet pipe with gas source.
2. diaphragm test device for air tightness according to claim 1, which is characterized in that card sets first thoroughly in first notch
Gas support plate, the first ventilative support plate are pasted on the diaphragm setting；Card sets the second ventilative support plate in second notch,
The second ventilative support plate is pasted on the diaphragm setting.
3. any diaphragm test device for air tightness according to claim 1 or in 2, which is characterized in that the exhaust indicator
Appearance liquid bottle including being loaded with liquid, the gas outlet of the exhaust pipe is protruded into the liquid；The appearance liquid bottle is equipped with discharge
Gas observation panel.
4. a kind of diaphragm air-tightness RES(rapid evaluation system), which is characterized in that including one or more as any in claim 1-3
The diaphragm test device for air tightness.
5. diaphragm air-tightness RES(rapid evaluation system) according to claim 4, which is characterized in that airtight including a diaphragm
System safety testing device；It further include the air supply pipe being connected to by pressure reducing valve with compressed gas source；The gas outlet of the air supply pipe and the survey
The air inlet of gas testing air inlet pipe is connected to.
6. diaphragm air-tightness RES(rapid evaluation system) according to claim 5, which is characterized in that further include being connected to the test
Air bag between gas air inlet pipe and the air supply pipe；Gasbag pressure table is provided on the air bag.
7. diaphragm air-tightness RES(rapid evaluation system) according to claim 4, which is characterized in that including multiple institutes being arranged in parallel
State diaphragm test device for air tightness；Further include the air bag being connected to each test gas air inlet pipe, passes through pressure reducing valve and compressed gas
The air supply pipe of source connection；Each air bag passes through branch air inlet pipe respectively and is connected to the air supply pipe, each branch air inlet pipe
On be provided with first throttle valve.
8. according to the diaphragm air-tightness RES(rapid evaluation system) any in claim 5-7, which is characterized in that further include that compression is empty
Gas storage tank, the inlet end of the compressed air reservoir are connected to the outlet side of the pressure reducing valve, the outlet side of the compressed air reservoir
It is connected to the air inlet of the air supply pipe；The compressed air reservoir is equipped with pressure of storage tank table.
9. diaphragm air-tightness RES(rapid evaluation system) according to claim 8, which is characterized in that the pressure reducing valve and the compression
Check (non-return) valve is equipped between air reservoir.
10. diaphragm air-tightness RES(rapid evaluation system) according to claim 7, which is characterized in that be equipped on each air bag
Gasbag pressure table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820606594.4U CN208109354U (en) | 2018-04-25 | 2018-04-25 | Diaphragm test device for air tightness and diaphragm air-tightness RES(rapid evaluation system) |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820606594.4U CN208109354U (en) | 2018-04-25 | 2018-04-25 | Diaphragm test device for air tightness and diaphragm air-tightness RES(rapid evaluation system) |
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| CN208109354U true CN208109354U (en) | 2018-11-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109297649A (en) * | 2018-11-28 | 2019-02-01 | 首都航天机械有限公司 | The device of the quick helium mass spectrum leak detection of circular joint in a kind of diaphragm |
| CN110887618A (en) * | 2019-11-28 | 2020-03-17 | 湖南沁森高科新材料有限公司 | System and method for testing air tightness of roll type membrane element |
| WO2022165915A1 (en) * | 2021-02-02 | 2022-08-11 | 广州西唐机电科技有限公司 | Detection device for detecting leakage amount and permeation amount of water and oxygen |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297649A (en) * | 2018-11-28 | 2019-02-01 | 首都航天机械有限公司 | The device of the quick helium mass spectrum leak detection of circular joint in a kind of diaphragm |
| CN109297649B (en) * | 2018-11-28 | 2020-10-23 | 首都航天机械有限公司 | Device for quickly detecting leakage of inner circular welding seam of diaphragm by helium mass spectrometer |
| CN110887618A (en) * | 2019-11-28 | 2020-03-17 | 湖南沁森高科新材料有限公司 | System and method for testing air tightness of roll type membrane element |
| WO2022165915A1 (en) * | 2021-02-02 | 2022-08-11 | 广州西唐机电科技有限公司 | Detection device for detecting leakage amount and permeation amount of water and oxygen |
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Address after: 301800 No.10, Fuli Road, Baodi plastic products industrial zone, Baodi District, Tianjin Patentee after: Oseco membrane technology (Tianjin) Co.,Ltd. Address before: 301800 No.10, Fuli Road, Baodi plastic products industrial zone, Baodi District, Tianjin Patentee before: TIANJIN BISHUIYUAN MEMBRANE MATERIAL Co.,Ltd. |