CN206038477U - Device of nondestructive test product surface particles pollutant - Google Patents
Device of nondestructive test product surface particles pollutant Download PDFInfo
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- CN206038477U CN206038477U CN201621083901.2U CN201621083901U CN206038477U CN 206038477 U CN206038477 U CN 206038477U CN 201621083901 U CN201621083901 U CN 201621083901U CN 206038477 U CN206038477 U CN 206038477U
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- compressed air
- product surface
- particulate pollutant
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- air
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Abstract
The utility model discloses a device of nondestructive test product surface particles pollutant, including airtight pressure vessel, be used for providing the holding inclosed accommodating space of product awaits measuring, compressed air supply equipment, through first connecting pipe with airtight pressure vessel is connected, is used for making particulate pollution breaks away from the compressed air of product of awaiting measuring sends into airtight pressure vessel, air diffuser, through the second connecting pipe with airtight pressure vessel is connected, be used for with the rated value that compressed air's flow control detected to the air particle counting appearance of being convenient for, air particle counting appearance, through the third connecting pipe with air diffuser connects, is used for detecting flowing the interior particulate pollution's of unit volume population and grain -size distribution among air diffuser's the compressed air. From this, can realize can't harm accurate quantitative measurement to the particulate pollution (the especially loose particulate pollution of submicron ) on the product surface of awaiting measuring.
Description
Technical field
This utility model is related to the technical field of particulate pollutant measurement, and in particular to a kind of Non-Destructive Testing product surface
The device of grain pollutant, more specifically, is related to a kind of be applied to pollute the submicron order loose particles of product surface to be measured
Thing carries out the device of the Non-Destructive Testing product surface particulate pollutant of quantitative measurement.
Background technology
Automobile industry parts, electromotor, aviation, quasiconductor, data storage, armarium, communication, precision instrument,
In the industries such as large-scale mining equipment, in order that product meets or exceeds the service life of regulation, product is not made to manufacture, make
With in, maintenance process because of pollution reduction of service life, in process of production generally will be to the molecule of product surface residual
The degree of thing detected, it is general we be weighing the contaminated degree of sample by the size of particulate matter, quantity, weight.
The existing method detected by product surface particulate pollutant typically first pass through extraction (thread irrigation,
Pressure washing method, Ultrasonic method) product surface particulate pollutant is departed from product and is entered in washing liquid, then by vacuum
Filter washing liquid particulate pollutant to be filtered on filter membrane, then particulate pollutant is analyzed, the method for analysis is broadly divided into weight
Mensuration and particle size quantity method.It is pointed out that said method process complexity is various, in detection process, other are readily incorporated
Particle contamination, causes testing result distortion.In addition, during extraction easily causing in itself to damage to product.
For this reason, it is necessary to a kind of device of new Non-Destructive Testing product surface particulate pollutant is designed, to overcome above-mentioned asking
Topic.
Utility model content
The technical problems to be solved in the utility model is, for product surface particle contamination analyte detection of the prior art
The process complexity of method is various, and other particle contaminations are readily incorporated in detection process, causes testing result distortion, in addition, in extraction
The problem damaged is caused in itself to product easily during taking, there is provided a kind of dress of Non-Destructive Testing product surface particulate pollutant
Put, which can accurate nondestructively submicron order loose particles pollutant of quantitative measurement product surface.
The technical scheme adopted by the invention for solving the technical problem is：
This utility model provides a kind of device of Non-Destructive Testing product surface particulate pollutant, is applied to product table to be measured
The submicron order loose particles pollutant in face carry out quantitative measurement with no damage, and described device includes：
Closed pressure resistant container, for providing the closed receiving space of the accommodating product to be measured；
Compressed air supply arrangement, is connected with the closed pressure resistant container by the first connecting tube, for causing institute
State the compressed air feeding closed pressure resistant container that particulate pollutant departs from the product to be measured；
Air diffuser, is connected with the closed pressure resistant container by the second connecting tube, for by the compressed air
Flow-rate adjustment is to the rated value for being easy to air particles calculating instrument to detect；
The air particles calculating instrument, is connected with the air diffuser by the 3rd connecting tube, flows out institute for detecting
State the population and particle diameter distribution of unit volume endoparticle pollutant in the compressed air of air diffuser.
In the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the closed pressure resistant container
Including：
Lower body component, is connected with the air diffuser by second connecting tube；
Article carrying platform, is tightly fitted to the surface of the lower body component, for carrying the product to be measured；
Upper body component, is connected with the compressed air supply arrangement by first connecting tube, is detachably mounted to
The surface of the article carrying platform, for being collectively forming the closed receiving space with the lower body component and article carrying platform.
In the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the closed pressure resistant container
Also include body assembly, the lower body component is mounted on the body assembly, and the upper body component is movably installed on
The body assembly.
In the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the water of the lower body component
Flat cross-sectional area is gradually reduced from top to bottom.
In the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the article carrying platform tool
Have：Outer portion, is removably installed in the surface of the lower body component, for positioning；Internal ring portion, it is mobilizable to be arranged at institute
The inner ring of outer portion is stated, for carrying the product to be measured.
In the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the compressed air supply
Equipment includes：
Two-stage filter, for providing the compressed air of clean dried；
Flow control valve, is connected with the two-stage filter by engineering plastics pipe, for by the stream of the compressed air
Amount is adjusted to preset value；
Multistage filter, is connected with the flow control valve by engineering plastics pipe, for regulating and controlling the compressed air
Cleanliness factor.
This utility model provide Non-Destructive Testing product surface particulate pollutant device in, the multistage filter by
Multiple filters are in series, and the filter positioned at end is 10 nanometer filtration devices, for by the compressed air
Cleanliness factor regulates and controls to more than ISO Class4.
This utility model provide Non-Destructive Testing product surface particulate pollutant device in, the 3rd connecting tube by
PU pipes are made.
In the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, first connecting tube,
Second connecting tube and the 3rd connecting tube are made by flexible pipe.
In the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the rated value is
1CFM, i.e. 1 cubic feet per minute, namely 28.3 Liter Per Minutes.
Implement the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, with following beneficial effect
Really：The device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided includes：Closed pressure resistant container, for providing
House the closed receiving space of the product to be measured；Compressed air supply arrangement, it is closed resistance to described by the first connecting tube
Pressure vessel connects, described closed resistance to for the compressed air that the particulate pollutant can be caused to depart from the product to be measured is sent into
Pressure vessel；Air diffuser, is connected with the closed pressure resistant container by the second connecting tube, for by the stream of the compressed air
Amount is adjusted to the rated value for being easy to air particles calculating instrument to detect；The air particles calculating instrument, by the 3rd connecting tube and institute
Air diffuser connection is stated, for detecting unit volume endoparticle pollutant in the compressed air for flowing out the air diffuser
Population and particle diameter distribution.Thus, it is possible to realize carrying out the particulate pollutant of product surface to be measured lossless accurately quantitative survey
The submicron order loose particles pollutant of parts and material surface are especially carried out lossless accurate quantitative measurement by amount.
Description of the drawings
Block schematic illustrations of the Fig. 1 for this utility model preferred embodiment；
Fig. 2 is the schematic diagram of closed pressure resistant container in this utility model preferred embodiment；
Fig. 3 is the schematic diagram of compressed air supply arrangement in this utility model preferred embodiment；
Fig. 4 is the schematic diagram of air diffuser and air particles calculating instrument in this utility model preferred embodiment.
Drawing reference numeral explanation in specific embodiment：
Specific embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, accompanying drawing is now compareed detailed
Illustrate specific embodiment of the present utility model.
As shown in figure 1, the preferable enforcement of the device of the Non-Destructive Testing product surface particulate pollutant of this utility model offer
Example, which is mainly used in carrying out quantitative measurement with no damage to the submicron order loose particles pollutant of product surface to be measured.It is described
Device includes closed pressure resistant container 3, compressed air supply arrangement 1, air diffuser 4 and air particles calculating instrument 5.
As shown in Fig. 2 the closed pressure resistant container 3, is connected by second connecting tube 200 and the air diffuser 4
Connect, its role is to a closed dustless receiving space be provided for the product to be measured.In the present embodiment, described second
Connecting tube 200 is made up of flexible pipe, relative in order to generation between the air diffuser 4 and the closed pressure resistant container 3
Change in location, so as to adapt to different working environments.In addition, in order to strict guarantee detection process can be in dustless clean environment
Under carry out, the cleanliness factor inside second connecting tube 200 employed in the present embodiment has reached more than ISO Class4.Institute
State closed pressure resistant container 3 with the body assembly 34 by made by high pressure resistant metal material, lower body component 33, article carrying platform 31 and
Upper body component 32.
The body assembly 34 includes that what is be oppositely arranged is supported in two socles on ground, is anchored on two socles
The horizontal plate of side, and the fixed mount in " Jiong " shape being fastened on the horizontal plate.
In hollow cone-shaped, its horizontal cross-sectional area is gradually reduced the lower body component 33 from top to bottom.Under described
The end of body component 33 has the connector for being used to being socketed second connecting tube 200.
The article carrying platform 31 is substantially in flat ring-type, with the outer portion for positioning and for carrying described to be measured
The internal ring portion of product.The outer portion is tightly fitted to the surface of the lower body component 33, described in order to ensure to be attached to
The particulate pollutant of product surface to be measured can be completely disengaged from and be brought in the air diffuser 4 by the compressed air, institute
The movable inner ring installed in the outer portion of internal ring portion is stated, thus, the relatively described outer portion of the internal ring portion produces vibration,
I.e. described product to be measured can occur to vibrate to promote the particulate pollutant of the product surface to be measured to depart from the product to be measured.
The upper body component 32, with for the lid in hollow cylindrical and the peace positioned at the lid opposite sides
Dress portion.The upper surface of the lid is provided with the connector for being socketed first connecting tube 100.The lid can by bolt
It is separately installed in the surface of the article carrying platform 31, when the lid passes through bolt with the outer portion of the article carrying platform 31
When combining closely, the upper body component 32, article carrying platform 31 and lower body component 33 just define the closed receiving space, Gu
Product to be measured due to the internal ring portion is just housed in the closed receiving space.The installation portion is removable by bolt
That what is unloaded is fixed on the fixed mount of the body assembly 34, in the present embodiment, and the fixed mount is provided with multiple bolt positioning holes,
Thus the upper body component 32 is facilitated to carry out the adjustment of position in the surface of the article carrying platform 31.
As shown in figure 3, the compressed air supply arrangement 1, by the first connecting tube 100 and the closed pressure resistant container 3
Connection, its role is to provide compressed air of the cleanliness factor in more than ISO Class4, and the compressed air is blasted described
Closed pressure resistant container 3, thus, when the product to be measured is fixed with the closed pressure resistant container 3, the compressed air just may be used
Act on the product to be measured, blow afloat the particulate pollutant for being attached to the product surface to be measured.First connecting tube 100
It is made up of flexible pipe, in order to there is relative position between the compressed air supply arrangement 1 and the closed pressure resistant container 3
Change, so as to adapt to different working environments.It is pointed out that in order to not bring other in strict guarantee detection process
Grain thing impurity, the cleanliness factor inside first connecting tube 100 employed in the present embodiment have reached more than ISO Class4.
The compressed air supply arrangement 1 includes two-stage filter 11, flow control valve 12 and multistage filter 13.
The two-stage filter 11 is used for the compressed air for providing clean dried, and its operation principle is as follows：Carry containing ash
The compressed air of the harmful substances such as dirt, oil, rust and moisture enters the first order defecator of the two-stage filter 11；Work as pressure
Contracting air passes through coalescence effect is produced during first order tubular mesh filtration core, and bigger granule will be attracted on filter material, and
And moisture can condense into larger water droplet；When compressed air enters separation chamber, compressed air speed slows down so that granule is another
Secondary aggregation, water smoke are condensed on a cellular water trap again.The water for carrying impurity particle is flowed to draining dress along bottom
Put, discharged it by automatic or electric draining valve；So far, more than 95% water droplet, fluid and bulky grain in compressed air
Filtered by the first filter element, the compressed air Jing after the first order is filtered enters second level filter element；Compressed air passes through the second level
During fibrous filter net by made by special cotton, thousands of micro cyclones can be produced, while compressed air will be accelerated tens of
Times, vortex core forms vacuum state just as tornado, filters the water droplet not being filtered out again by gas in the first order
Change, change, filter, meanwhile, the granule that more than 5 microns of particle diameter is also fully erased by second level filter screen；Thus, Jing double-filtrations are obtained
To dustless, rustless, oil-free, clean, the dry compressed air without water droplet.
The flow control valve 12, is connected with the two-stage filter 11 by the special engineering plastics pipe in toilet.
In measurement process, the flow control valve 12 can control the flow of the compressed air, to be convenient for measuring.In the present embodiment,
The effect of the flow control valve 12 is to preset value by the Flow-rate adjustment of the compressed air.
The multistage filter 13, is connected with the flow control valve 12 by the special engineering plastics pipe in toilet, its
The compressed air can be further purified, the cleanliness factor of the compressed air is adjusted to into more than ISOClass4.In the present embodiment
In, the multistage filter 13 is in series by multiple filters, and the filter positioned at end is 10 nanometer filtration devices,
To ensure that the multistage filter 13 can realize above-mentioned functions.
As shown in figure 4, the air diffuser 4, by the lower body of the second connecting tube 200 and the closed pressure resistant container 3
Component 33 connects.Its role is to the Flow-rate adjustment of the compressed air is specified to be easy to air particles calculating instrument 5 to detect
Value, specifically, the particle contamination of the product surface described to be measured taken in the closed pressure resistant container 3 by the compressed air
Thing is brought in the air diffuser 4 by first connecting tube 100 and 200 road of the second connecting tube, Jing this described air
The shunt regulating of bubbler 4, makes the flow of the compressed air for carrying particulate pollutant reach the air particles and counts
The amount measured value of instrument 5, in general, even if the range phase of the flow of the compressed air and the air particles calculating instrument 5
Match somebody with somebody.It is in order to reduce impact of the test equipment to result of the test, clean inside second connecting tube 200 adopted in the present embodiment
Cleanliness has reached more than ISO Class4.In addition, the rated value is 1CFM (cubicfeet per minute), i.e., 1 cube
Foot per minute, namely 28.3 Liter Per Minutes.
The air particles calculating instrument 5, is connected with the air diffuser 4 by the 3rd connecting tube 300.Its role is to
The population and particle diameter distribution of unit volume endoparticle pollutant in the compressed air for flow out the air diffuser 4 are detected, most
The quantitative measurement of particulate pollutant is realized eventually.3rd connecting tube 300 is by flexible PU pipes (POLYURETHANE TUBING)
Make, in order to the relative position between the air particles calculating instrument 5 and the air diffuser 4 is adjusted according to site environment
Put.It is pointed out that in order to not bring other particulate contaminants in strict guarantee detection process, employed in the present embodiment
The 3rd connecting tube 300 inside cleanliness factor reached more than ISO Class4.
It is pointed out that the product to be measured described in the present embodiment is usually parts or material, the particle contamination
Thing is typically the loose particulate pollutant of submicron order.
Complete to carry out the particulate pollutant of product surface to be measured using the device described in preferred embodiment undamaged
The process of quantitative measurement is mainly included the following steps that：
Step S1, the product to be measured is put in closed pressure resistant container 3.
In the present embodiment, in the article carrying platform 31 product to be measured being put in the closed pressure resistant container 3, more really
That what is cut says, is integrally fixed on the internal ring portion of the article carrying platform 31.
Step S2, compressed air supply arrangement 1 send into the compressed air of clean dried in the closed pressure resistant container 3.
In the present embodiment, for the accuracy of testing result, the compressed air supply arrangement 1 is by the two-stage mistake
Filter 11 and multistage filter 13 (final stage is 10 nanometer filtration devices) and the flow control valve 12, realize the pressure of dried and clean
The weight feed of contracting air.Cleanliness factor is more than ISO Class4 by the compressed air supply arrangement 1.
Step S3, the compressed air are acted on the product to be measured, evoke and carry the product surface to be measured
In particulate pollutant air inlet bubbler 4, the air diffuser 4 adjusts the flow of the compressed air to rated value.
In the present embodiment, in order to the particulate pollutant for realizing the product surface to be measured is effectively excited, the compression
Air is applied on the surface of the product to be measured with horizontal direction, meanwhile, to the object stage and to be measured in detection process
Product applies mechanical vibration and further promotes the particulate pollutant to depart from the surface of the product to be measured.
In addition, the granule of the product surface described to be measured taken in the closed pressure resistant container 3 by the compressed air is dirty
Dye thing is brought in the air diffuser 4 by first connecting tube 100 and 200 road of the second connecting tube, air described in Jing
The shunt regulating of bubbler 4, makes the flow of the compressed air for carrying particulate pollutant reach the air particles and counts
The rated value of instrument 5, in general, even if the flow of the compressed air is matched with the range of the air particles calculating instrument 5.Institute
Rated value is stated for 1CFM (cubic feetper minute), i.e. 1 cubic feet per minute, namely 28.3 Liter Per Minutes.
Step S4, air particles calculating instrument 5 detect interior of unit volume in the compressed air for flowing out the air diffuser 4
The population and particle diameter distribution of grain pollutant.
It is pointed out that during implementing methods described, have certain requirement to testing Evaluation Environment, its test back of the body
Scape grade need to reach corresponding cleanroom cleanliness (more than ISO Class4), and standard operation flow process, it is to avoid cross-contamination, from
And realize accurately measuring particulate pollutant (the typically submicron order on the product to be measured (typically parts and material) surface
Loose particulate pollutant) qualitative assessment.
Implement the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, with following beneficial effect
Really：
1st, the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided includes closed pressure resistant container 3,
For providing the closed receiving space of the accommodating product to be measured；Compressed air supply arrangement 1, by the first connecting tube 100
It is connected with the closed pressure resistant container 3, for the compressed air by the particulate pollutant disengaging product to be measured can be caused
Send into the closed pressure resistant container 3；Air diffuser 4, is connected with the closed pressure resistant container 3 by the second connecting tube 200, is used
In by the Flow-rate adjustment of the compressed air to the rated value for being easy to air particles calculating instrument 5 to detect；The air particles are counted
Instrument 5, is connected with the air diffuser 4 by the 3rd connecting tube 300, for detecting the compression for flowing out the air diffuser 4
The population and particle diameter distribution of unit volume endoparticle pollutant in air.Thus, it is possible to realize to product surface to be measured
Grain pollutant carry out lossless accurate quantitative measurement, and especially the submicron order loose particles of parts and material surface are polluted
Thing carries out lossless accurate quantitative measurement.
2nd, in the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, first connecting tube
100th, the second connecting tube 200 and the 3rd connecting tube 300 are made by the flexible pipe of more than cleanliness factor ISO Class4.Thus,
Both facilitate operator that the position relationship between each equipment is adjusted according to actual place, also can guarantee that the accuracy of measurement result.
3rd, in the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the article carrying platform 31 is big
Cause the internal ring portion in flat ring-type, with the outer portion for positioning and for carrying the product to be measured.The outer portion
The surface of the lower body component 33 is tightly fitted to, in order to ensure to be attached to the particulate pollutant of the product surface to be measured
Can completely disengage from and be brought in the air diffuser 4 by the compressed air, the internal ring portion is movable installed in described
The inner ring of outer portion, thus, the relatively described outer portion of the internal ring portion produces vibration, namely the product to be measured can occur vibration
The product to be measured is departed from the particulate pollutant for promoting the product surface to be measured.
4th, in the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the flow control valve
12, it is connected with the two-stage filter 11 by the special engineering plastics pipe in toilet.In measurement process, the Flow-rate adjustment
The effect of valve 12 is to preset value by the Flow-rate adjustment of the compressed air so that the compressed air has sufficiently large momentum
Evoke the particulate pollutant of the product surface to be measured, so as to ensure the accuracy of testing result.
5th, in the device of the Non-Destructive Testing product surface particulate pollutant that this utility model is provided, the multistage filter
13, it is connected with the flow control valve 12 by the special engineering plastics pipe in toilet, the multistage filter 13 is by multiple mistakes
Filters in series is formed, and the filter positioned at end is 10 nanometer filtration devices, and which can further purify the compressed air,
The cleanliness factor of the compressed air is adjusted to into more than ISOClass4.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but this utility model is not limited to
The specific embodiment stated, above-mentioned specific embodiment be only it is schematic rather than restricted, this area it is common
Technical staff under enlightenment of the present utility model, without departing from this utility model objective and scope of the claimed protection situation
Under, many forms can be also made, these are belonged within protection domain of the present utility model.
Claims (10)
1. a kind of device of Non-Destructive Testing product surface particulate pollutant, is applied to loose to the submicron order of product surface to be measured
Particulate pollutant carries out quantitative measurement with no damage, it is characterised in that include：
Closed pressure resistant container (3), for providing the closed receiving space of the accommodating product to be measured；
Compressed air supply arrangement (1), is connected with the closed pressure resistant container (3) by the first connecting tube (100), for can
So that the compressed air that the particulate pollutant departs from the product to be measured sends into the closed pressure resistant container (3)；
Air diffuser (4), is connected with the closed pressure resistant container (3) by the second connecting tube (200), for by the compression
The Flow-rate adjustment of air is to the rated value for being easy to air particles calculating instrument (5) to detect；
The air particles calculating instrument (5), is connected with the air diffuser (4) by the 3rd connecting tube (300), for detecting
Flow out the population and particle diameter distribution of unit volume endoparticle pollutant in the compressed air of the air diffuser (4).
2. the device of Non-Destructive Testing product surface particulate pollutant according to claim 1, it is characterised in that described closed
Pressure vessel (3) includes：
Lower body component (33), is connected with the air diffuser (4) by second connecting tube (200)；
Article carrying platform (31), is tightly fitted to the surface of the lower body component (33), for carrying the product to be measured；
Upper body component (32), is connected with the compressed air supply arrangement (1) by first connecting tube (100), separable
Be installed on the surface of the article carrying platform (31), for being collectively forming with the lower body component (33) and article carrying platform (31)
The closed receiving space.
3. the device of Non-Destructive Testing product surface particulate pollutant according to claim 2, it is characterised in that described closed
Pressure vessel (3) also includes body assembly (34), and the lower body component (33) is mounted on the body assembly (34), described
Upper body component (32) is movably installed on the body assembly (34).
4. the device of Non-Destructive Testing product surface particulate pollutant according to claim 2, it is characterised in that the lower body
The horizontal cross-sectional area of component (33) is gradually reduced from top to bottom.
5. the device of Non-Destructive Testing product surface particulate pollutant according to claim 2, it is characterised in that the loading
Platform has：Outer portion, is removably installed in the surface of the lower body component (33), for positioning；Internal ring portion, it is movable
The inner ring for being arranged at the outer portion, for carrying the product to be measured.
6. the device of Non-Destructive Testing product surface particulate pollutant according to claim 1, it is characterised in that the compression
Air supply arrangement (1) includes：
Two-stage filter (11), for providing the compressed air of clean dried；
Flow control valve (12), is connected with the two-stage filter (11) by engineering plastics pipe, for by the compressed air
Flow-rate adjustment to preset value；
Multistage filter (13), is connected with the flow control valve (12) by engineering plastics pipe, empty for regulating and controlling the compression
The cleanliness factor of gas.
7. the device of Non-Destructive Testing product surface particulate pollutant according to claim 6, it is characterised in that described multistage
Filter (13) is in series by multiple filters, and the filter positioned at end is 10 nanometer filtration devices, for by institute
The cleanliness factor for stating compressed air regulates and controls to more than ISO Class4.
8. the device of Non-Destructive Testing product surface particulate pollutant according to claim 1, it is characterised in that the described 3rd
Connecting tube (300) is made up of PU pipes.
9. the device of Non-Destructive Testing product surface particulate pollutant according to claim 1, it is characterised in that described first
Connecting tube (100), the second connecting tube (200) and the 3rd connecting tube (300) are made by flexible pipe.
10. the device of Non-Destructive Testing product surface particulate pollutant according to claim 1, it is characterised in that the volume
Definite value is 1CFM, i.e. 1 cubic feet per minute, namely 28.3 Liter Per Minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621083901.2U CN206038477U (en) | 2016-09-27 | 2016-09-27 | Device of nondestructive test product surface particles pollutant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621083901.2U CN206038477U (en) | 2016-09-27 | 2016-09-27 | Device of nondestructive test product surface particles pollutant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206038477U true CN206038477U (en) | 2017-03-22 |
Family
ID=58296760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621083901.2U Active CN206038477U (en) | 2016-09-27 | 2016-09-27 | Device of nondestructive test product surface particles pollutant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206038477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870139A (en) * | 2016-09-27 | 2018-04-03 | 深圳长城开发科技股份有限公司 | A kind of device and method of Non-Destructive Testing product surface particulate pollutant |
-
2016
- 2016-09-27 CN CN201621083901.2U patent/CN206038477U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870139A (en) * | 2016-09-27 | 2018-04-03 | 深圳长城开发科技股份有限公司 | A kind of device and method of Non-Destructive Testing product surface particulate pollutant |
| CN107870139B (en) * | 2016-09-27 | 2023-10-27 | 深圳长城开发科技股份有限公司 | Device and method for nondestructive detection of particle pollutants on surface of product |
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