CN206787997U - Water proofing property, device for checking air permeability - Google Patents
Water proofing property, device for checking air permeability Download PDFInfo
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- CN206787997U CN206787997U CN201720524546.6U CN201720524546U CN206787997U CN 206787997 U CN206787997 U CN 206787997U CN 201720524546 U CN201720524546 U CN 201720524546U CN 206787997 U CN206787997 U CN 206787997U
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- cavity
- air inlet
- inlet cavity
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- proofing property
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- 230000035699 permeability Effects 0.000 title claims abstract description 33
- 238000004078 waterproofing Methods 0.000 title claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000004744 fabric Substances 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229920006397 acrylic thermoplastic Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
A kind of water proofing property, device for checking air permeability are the utility model is related to, it includes：The display cavity of both ends open, the air inlet cavity of one end open and the supercharging device for being pressurized to air inlet cavity, it is characterised in that：Also include fixed mechanism, the lower openings for showing cavity can be connected with the upper opening of air inlet cavity, and detected material is airtight between the lower openings of above-mentioned display cavity and the upper opening of air inlet cavity.According to the technical solution of the utility model, not only there is the characteristics of structural strength is high, air-tightness is good, and the gas for entering display cavity can be made more steady, the characteristics of improving and operational stability and enhance the demonstrating effect of testing result, while be also equipped with being simple to manufacture, be portable.
Description
Technical field
A kind of water proofing property, device for checking air permeability are the utility model is related to, more particularly to one kind is adapted to detect for surface material
The on-site detecting device of water proofing property, gas permeability.
Background technology
Waterproof and breathable surface material has water proofing property and gas permeability concurrently, is normally used for the extexine of people's wear, due to
Its waterproof and ventilative characteristic, by the extensive favor of people, the use in people's daily life is also of common occurrence.For example,
Charge garment outer layer material, its material have the ability that the sweat gas human body discharge dissipates through cloth to surrounding environment, while again
The invasion and attack of rainwater can be prevented.The also extensive use in the household articles such as sofa, mattress at present of waterproof and breathable surface material.Waterproof is saturating
Gas surface material can improve the quality of product, but its applied code is different in different occasions.Most distinct example is exactly
As paper diaper, protection pad be equal to human skin intimate contact product, it not only requires that counterdie is unable to seepage and also ensured sufficiently
Permeability, so as to improve the level of comfort of the crowd of dress.
Waterproof and breathable surface material to have water proofing property concurrently simultaneously and gas permeability is more difficult.Waterproof, water-fast is generally focused on
Property one side, the one side of ventilative comfortableness is possible to be reduced, and different product is for the appropriate permeability that discharges water
Demand is also not quite similar.
Because the manufacturing process of this kind of surface material is complicated, careless mistake unavoidably occurs in production process, therefore, makes
Usually require to carry out sampling observation evaluation and test with preceding, on the other hand, the customer of purchaser and dependent merchandise is sometimes also required to intuitively
Solve the quality of its water proofing property and gas permeability.Therefore it provides it is a kind of simple portable, and this material waterproofing can be visually detected
Property, the device of gas permeability are the actual demands in relevant industries.
Chinese utility model patent discloses No. CN203365283U, discloses a kind of suitable for detection cloth dustproof and waterproof
The on-the-spot demonstration instrument of permeability, as shown in figure 3, display cavity 1, the charging air inlet cavity of one end open including both ends open
2nd, compressing device 4 and breather pipe 5, it is characterised in that：Display cavity 1 connects with charging air inlet cavity 2 openend, and in display cavity
When body 1 is fixed with one layer of cloth with the openend junction of charging air inlet cavity 2, ventilation is provided with charging air inlet cavity 2
The compressing device 4 that pipe 5 connects.
Waterproof and breathable performance demonstration instrument disclosed in the patent document is by material to be detected by two transparent utensils
Layer is clipped in the middle, and is discharged water in the cavity of upper strata, the air-blowing in bottom cavity, then observes whether the generation of bubble and lower floor have
Water leakage situation occurs, and the phenomenon by observing is measured and monitored the growth of standing timber the water proofing property and gas permeability of matter.This device can be directly perceived
The water proofing property and gas permeability for detecting material are demonstrated in ground, but due to the defects of itself is designed, when detected material clip is on upper strata
After between cavity and bottom cavity, it is possible to cause the fluid tight and decline of air-tightness that device is overall, have a strong impact on device
Testing result.Moreover, it is usually flexible material to be detected material, after the pressure of the water in by upper strata cavity, easily produce
Deformation so that the characteristic for being detected material changes.
Utility model content
The defects of to overcome existing detection means, solve the problems, such as fluid tight in the detection process and decline of air-tightness, this
Utility model proposes a kind of water proofing property, device for checking air permeability, shows suitable for detection surface material water proofing property and gas permeability
Detection, water proofing property of the present utility model, device for checking air permeability, not only with the characteristics of structural strength is high, air-tightness is good, and
And the gas for entering display cavity can be made more steady, improve operational stability and enhance the demonstrating effect of testing result.
Meanwhile water proofing property of the present utility model, device for checking air permeability avoid the deformation of detected material so that testing result more connects
It is bordering on time of day.
In order to realize above-mentioned purpose of the present utility model, this practicality provides a kind of water proofing property, device for checking air permeability, and it is wrapped
Include：The display cavity of both ends open, the air inlet cavity of one end open and the supercharging device for being pressurized to air inlet cavity, its feature
It is：Also include fixed mechanism, the lower openings for showing cavity can be connected with the upper opening of air inlet cavity, and will be tested
It is airtight between the lower openings of above-mentioned display cavity and the upper opening of air inlet cavity to survey thing.
Above-mentioned fixed mechanism be the hose clamp and pulling buckle that are arranged on display cavity and the hose clamp that is arranged on air inlet cavity and
Pulling buckle.
Also include sealing gasket, be arranged near the upper opening of above-mentioned air inlet cavity, when display cavity and air inlet cavity connect
When connecing, between the lower openings of above-mentioned display cavity and the upper opening of air inlet cavity.
Also include upper lid, spiral is connected to the upper opening of above-mentioned display cavity, multiple ventilations are provided with above-mentioned upper lid
Hole.
Filter screen is provided with the inside of the upper opening of above-mentioned air inlet cavity, above-mentioned sealing gasket is set on the screens.
Above-mentioned display cavity is cylindrical shape with above-mentioned air inlet cavity,
The external diameter of above-mentioned display cavity lower openings is less than internal diameter 0.2mm~0.3mm of above-mentioned air inlet cavity upper opening.
Above-mentioned display cavity 1 is transparent with above-mentioned air inlet cavity 2.
According to the technical solution of the utility model, fixed mechanism enhance display cavity be directly connected to air inlet cavity it is steady
Qualitative and sealing, the setting of sealing gasket further enhancing sealing, and upper lid opens up multiple passages so that in display cavity body
Pressure balances with extraneous, can easily observe the generation of wherein bubble；The setting of filter screen is supported to detected material, i.e.,
Make bearing in display cavity body in the case of the pressure of water, also will not too deform and influence its characteristic changing.Cavity will be shown
The external diameter of lower openings is arranged to the internal diameter for being slightly less than air inlet cavity upper opening, can simply will display cavity be positioned over into
On air cavity, and fixed by fixed mechanism, so as to ensure the airtight lower openings and inlet chamber in display cavity of detected material
Between the upper opening of body.
According to the technical solution of the utility model, not only with the characteristics of structural strength is high, air-tightness is good, and can make
Gas into display cavity is more steady, improves operational stability and enhances the demonstrating effect of testing result.Also have simultaneously
Standby the characteristics of being simple to manufacture, be portable.
Brief description of the drawings
Fig. 1 is the utility model detection means overall schematic.
Fig. 2 is the partial cutaway schematic of the utility model detection means.
Fig. 3 is a kind of existing on-the-spot demonstration instrument schematic diagram for being applied to detection cloth dustproof and waterproof permeability.
Embodiment
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, with reference to the utility model embodiment
In accompanying drawing, specific embodiment of the present utility model is clearly and completely described, it is clear that described embodiment is only
Only it is the utility model preferred embodiment, is exemplary embodiment, is not intended as specific restriction of the present utility model.
For accompanying drawing of the present utility model, unless otherwise indicated outside, herein " on ", " under " is shown in accompanying drawing
Direction, i.e. device normal use when placement location in the case of naturally up and down.
As shown in figure 1, it is the utility model detection means overall schematic；Fig. 2 is the office of the utility model detection means
Portion's diagrammatic cross-section.
It is disclosed that a kind of water proofing property, device for checking air permeability, it includes：The display cavity 1 of both ends open, one end are opened
The air inlet cavity 2 and the supercharging device 4,5 for being pressurized to air inlet cavity 2 of mouth, wherein supercharging device include compressing device 4 and led to
Tracheae 5, alternative supercharging device are alternatively existing other supercharging devices, and the purpose is to cause the pressure in air inlet cavity 2
Rise.Detected material thing is covered in above air inlet cavity in use, with display cavity by detected material sandwiched
In display cavity and air inlet cavity by between, water is injected in display cavity body, due to the Action of Gravity Field of water, is such as observed detected
There is water to ooze out below material, then illustrate that detected material is poor without water proofing property or water proofing property；Such as without infiltration phenomenon hair
It is raw, then illustrate that the water proofing property for being detected material works well.Meanwhile by supercharging device air-blowing into inlet chamber body, if seen
Measuring in the water in display cavity 1 has bubble generation, then illustrates that being detected material possesses permeability, on the contrary then explanation is detected
Permeability is bad.
Show that cavity 1 and air inlet cavity 2 are transparent, can be made up of materials such as acrylics, so as in detection process
Whether can be clearly seen has above-mentioned phenomenon.
In order to further increase the stability and sealing that are connected between display cavity 1 and air inlet cavity 2, the utility model
Fixed mechanism 11,21 is additionally provided with, can will show that the lower openings of cavity 1 apply external force with the upper opening of air inlet cavity 2
Be fixedly connected, at the same by the upper opening of the airtight lower openings in above-mentioned display cavity 1 of detected material 6 and air inlet cavity 2 it
Between.
As shown in figure 1, fixed mechanism 11,21 is the hose clamp and pulling buckle 11 being arranged on display cavity 1 and is arranged on air inlet
Hose clamp and pulling buckle 21 on cavity 2.In use, the pulling buckle on display cavity 1 cooperates with the pulling buckle on air inlet cavity 2, will
Display cavity 1 is firmly secured on air inlet cavity 2.
In addition to the fixed mechanism of the hose clamp shown in Fig. 1 and pulling buckle mode, fixed mechanism can also be other manner, example
Such as, snap fit tabs and slot are set in the lower openings of display cavity 1 and the upper opening of air inlet cavity 2 respectively, or
The structure such as screw socket inside and outside setting respectively, the purpose is to detected material is airtightly fixed on the lower openings of display cavity 1 with
Between the upper opening of air inlet cavity 2.
Water proofing property of the present utility model, device for checking air permeability are additionally provided with sealing gasket 91, are arranged at above-mentioned air inlet cavity 2
Upper opening near, when show cavity 1 be connected with air inlet cavity 2 when, positioned at show cavity 1 lower openings and air inlet cavity
Between 2 upper opening.Sealing gasket 91 can be made up of materials such as rubber, and its purpose set is to further increase display
The sealing connected between cavity 1 and air inlet cavity 2.
Upper lid 7 is additionally provided with according to water proofing property of the present utility model, device for checking air permeability, spiral is connected to above-mentioned display
The upper opening of cavity 1, multiple passages 71 are provided with above-mentioned upper lid 7.Multiple passages 71 on upper lid 7 can to show
Show that the pressure in cavity 1 is consistent with the external world, the generation of bubble will not be impacted.
As shown in Figure 1 and Figure 2, filter screen 9 is provided with the inside of the upper opening of air inlet cavity 2, above-mentioned sealing gasket 91 is arranged on this
On filter screen 9.Filter screen 9 can be made up of acrylic material, on the aperture surface for the upper opening for being bonded in air inlet cavity 2, on filter screen 9
Through hole 92 is densely covered with, for ensureing that passing through for water or gas will not be stopped.Due to there is provided filter screen 9, detected material can be with
Compare natural state to be located between the lower openings of display cavity 1 and the upper opening of air inlet cavity 2, will not be because of display cavity
The weight of water in body 1 and make be detected material produce gross distortion, influence testing result.
It can be cylindrical shape to show cavity 1 and air inlet cavity 2, and shows that the external diameter of the lower openings of cavity 1 is less than air inlet
The internal diameter of the upper opening of cavity 2.Filter screen 9 can be the acrylic porous chips for being bonded in the upper opening internal side diameter of air inlet cavity 2, can
Alternative embodiment is, annular boss is set in the inner side of the upper opening of air inlet cavity 2, for placing above-mentioned filter screen 9 and close
Packing 91.In this way, display cavity 1 can be easily placed on air inlet cavity 2, and coordinate fixed mechanism by detected material 6
It is airtight between the lower openings of above-mentioned display cavity 1 and the upper opening of air inlet cavity 2.
In order to which sandwiched is detected material and keeps, the external diameter of the display lower openings of cavity 1 is opened less than the top of air inlet cavity 2
Internal diameter 0.2mm~0.3mm of mouth.
It should be noted that it is disclosed herein for better embodiment of the present utility model, it is common for this area
For technical staff, any modification, variation according to made by above-described embodiment of the present utility model are new not departing from this practicality
In the case of type objective, it is intended to be limited solely by within the scope of protection of the utility model.
Claims (8)
1. a kind of water proofing property, device for checking air permeability, it includes：Display cavity (1), the inlet chamber of one end open of both ends open
Body (2) and the supercharging device for being pressurized to air inlet cavity (2) (4,5), it is characterised in that：Also include fixed mechanism (11,21),
Can by show cavity (1) lower openings be connected with the upper opening of air inlet cavity (2), and by detected material (6) it is airtight in
Between the lower openings of above-mentioned display cavity (1) and the upper opening of air inlet cavity (2).
2. water proofing property according to claim 1, device for checking air permeability, it is characterised in that：Above-mentioned fixed mechanism (11,21)
For the hose clamp and pulling buckle (11) that are arranged on display cavity (1) and the hose clamp and pulling buckle (21) that are arranged on air inlet cavity (2).
3. water proofing property according to claim 1, device for checking air permeability, it is characterised in that：Also include sealing gasket (91), if
It is placed near the upper opening of above-mentioned air inlet cavity (2), when showing that cavity (1) is connected with air inlet cavity (2), positioned at above-mentioned aobvious
Show between the lower openings of cavity (1) and the upper opening of air inlet cavity (2).
4. water proofing property according to claim 1, device for checking air permeability, it is characterised in that：Also include upper lid (7), spiral
The upper opening of above-mentioned display cavity (1) is connected to, multiple passages (71) are provided with above-mentioned upper lid (7).
5. water proofing property according to claim 3, device for checking air permeability, it is characterised in that：Above-mentioned air inlet cavity (2) it is upper
Portion's opening inner side is provided with filter screen (9), and above-mentioned sealing gasket (91) is arranged on the filter screen (9).
6. water proofing property according to claim 1, device for checking air permeability, it is characterised in that：Above-mentioned display cavity (1) with it is upper
Air inlet cavity (2) is stated to open less than above-mentioned air inlet cavity (2) top for cylindrical shape, the external diameter of above-mentioned display cavity (1) lower openings
The internal diameter of mouth.
7. water proofing property according to claim 6, device for checking air permeability, it is characterised in that：Above-mentioned display cavity (1) bottom
The external diameter of opening is less than internal diameter 0.2mm~0.3mm of above-mentioned air inlet cavity (2) upper opening.
8. water proofing property according to claim 1, device for checking air permeability, it is characterised in that：Above-mentioned display cavity (1) with it is upper
It is transparent to state air inlet cavity (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720524546.6U CN206787997U (en) | 2017-05-12 | 2017-05-12 | Water proofing property, device for checking air permeability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720524546.6U CN206787997U (en) | 2017-05-12 | 2017-05-12 | Water proofing property, device for checking air permeability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206787997U true CN206787997U (en) | 2017-12-22 |
Family
ID=60710209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720524546.6U Expired - Fee Related CN206787997U (en) | 2017-05-12 | 2017-05-12 | Water proofing property, device for checking air permeability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206787997U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760605A (en) * | 2018-07-16 | 2018-11-06 | 常州轻工职业技术学院 | Fabric waterproof and device for checking air permeability, method and circuit |
| CN110530778A (en) * | 2019-10-12 | 2019-12-03 | 中国计量大学 | Waterproof performance automatic testing equipment and method for waterproof fabric |
| CN111638168A (en) * | 2020-06-02 | 2020-09-08 | 支琴芳 | High-temperature ceramic material test equipment based on cloud computing |
| CN117782942A (en) * | 2024-02-23 | 2024-03-29 | 潍坊坤泽尔安全防护用品有限公司 | Protective clothing air permeability simulation detection device |
-
2017
- 2017-05-12 CN CN201720524546.6U patent/CN206787997U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760605A (en) * | 2018-07-16 | 2018-11-06 | 常州轻工职业技术学院 | Fabric waterproof and device for checking air permeability, method and circuit |
| CN110530778A (en) * | 2019-10-12 | 2019-12-03 | 中国计量大学 | Waterproof performance automatic testing equipment and method for waterproof fabric |
| CN110530778B (en) * | 2019-10-12 | 2021-10-19 | 中国计量大学 | Automatic waterproof performance testing device and method for waterproof fabric |
| CN111638168A (en) * | 2020-06-02 | 2020-09-08 | 支琴芳 | High-temperature ceramic material test equipment based on cloud computing |
| CN111638168B (en) * | 2020-06-02 | 2021-04-20 | 恒昇新材料(广州)有限公司 | High-temperature ceramic material test equipment based on cloud computing |
| CN117782942A (en) * | 2024-02-23 | 2024-03-29 | 潍坊坤泽尔安全防护用品有限公司 | Protective clothing air permeability simulation detection device |
| CN117782942B (en) * | 2024-02-23 | 2024-05-24 | 潍坊坤泽尔安全防护用品有限公司 | Protective clothing air permeability simulation detection device |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |