CN209673588U - A kind of low permeable membrane Air permenbility rapid detection system - Google Patents
A kind of low permeable membrane Air permenbility rapid detection system Download PDFInfo
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- CN209673588U CN209673588U CN201920144350.3U CN201920144350U CN209673588U CN 209673588 U CN209673588 U CN 209673588U CN 201920144350 U CN201920144350 U CN 201920144350U CN 209673588 U CN209673588 U CN 209673588U
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- solenoid valve
- storage cylinder
- timer
- test cup
- pressure
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Abstract
The utility model relates to low permeable membrane Air permenbility rapid detection systems, including air compressor, solenoid valve, storage cylinder, digital pressure controller, timer and test cup, digital pressure controller is mounted on storage cylinder, storage cylinder passes through tracheae respectively and is connected with air compressor and test cup and by solenoid valve control, timer is connect with digital pressure controller and solenoid valve respectively by conducting wire, is compressed between the upper and lower covers that ventilated membrane production scene takes one piece of ventilated membrane to be put into test cup；Start air compressor and opening solenoid valve and inflating in storage cylinder makes the pressure of storage cylinder reach two atmospheric pressure of predetermined pressure；Stop inflation, then storage cylinder starts toward test cup pressure release, and timer starts simultaneously at timing, when letting out a default atmospheric pressure under gas storage bottle pressure, stops losing heart and writes down pressure release delay time automatically by timer；The Air permenbility that corresponding ventilative numerical quantity is the sample is found in the table of comparisons according to the above-mentioned testing time.
Description
Technical field
The utility model relates to the technical field of ventilated membrane Air permenbility detection device, in particular to a kind of low permeable membrane Air permenbility
Rapid detection system.
Background technique
Ventilated membrane is a kind of plastic film material that can be ventilative, and the material gas permeable is waterproof, in people's lives often
The hygienic material used is such as: paper diaper, the liner of diaper, operating coat, the low airing function of this material is constantly answered in recent years
Warmer industry is used, different warmers needs the ventilated membrane using different ventilatory capacities, the inspection of existing ventilated membrane Air permenbility
There are two types of survey modes: one be film good for barrier property or composite film material Air permenbility inspection, as oxygen flow instrument, thoroughly
Wet instrument, detection range very little；One is detecting instrument for big Air permenbility, such as: the inspection of non-woven fabrics gas permeable material Air permenbility
Instrument is surveyed, detection range is all more than 3000g/ ㎡ .24h, both are not suitable for the inspection of low Air permenbility ventilated membrane, for saturating
Ventilated membrane of the tolerance within the scope of 50-1500g/ ㎡ .24h is examined, and passes through moisture-inhibiting agar diffusion method GB/T- in the prior art
12704.2 standards are tested, but this method detection time is long, not can be carried out industrial on-line checking.
Utility model content
To solve the above-mentioned problems, the utility model proposes a kind of low permeable membrane Air permenbility rapid detection systems
Particular content is as follows: a kind of low permeable membrane Air permenbility rapid detection system, the system include air compressor, electromagnetism
Valve, storage cylinder, digital pressure controller, timer and test cup, it is characterised in that: the air compressor by tracheae with
Storage cylinder is connected to, and is connected to a solenoid valve first on the tracheae between air compressor and storage cylinder, the storage cylinder passes through gas
Pipe is connected to test cup, and a solenoid valve second, the digital pressure control are connected on the tracheae between storage cylinder and test cup
Instrument is mounted on the bottleneck of storage cylinder, and solenoid valve first and solenoid valve second pass through conducting wire respectively and connect with digital pressure controller, institute
The timer stated is connect with solenoid valve first, solenoid valve second and digital pressure controller respectively by conducting wire.
Preferably, the air compressor and timer are connected with power supply.
Preferably, the conducting wire between the solenoid valve first and digital pressure controller is equipped with a control switch K1, institute
Conducting wire between the solenoid valve second stated and digital pressure controller is equipped with a control switch K2.
Preferably, the test cup include upper end opening cup body and cricoid compression upper cover.
The advantageous effects of the utility model
The utility model is a kind of low permeable membrane Air permenbility rapid detection system, the system include air compressor, solenoid valve,
Storage cylinder, digital pressure controller, timer and test cup, digital pressure controller are mounted on storage cylinder, storage cylinder difference
Be connected by tracheae with air compressor and test cup and by solenoid valve control, timer by conducting wire respectively with digital pressure
Controller is connected with solenoid valve, is compressed between the upper and lower covers that ventilated membrane production scene takes one piece of ventilated membrane to be put into test cup；It opens
Engine-driven air compressor and opening solenoid valve and inflating in storage cylinder makes the pressure of storage cylinder reach two atmospheric pressure of predetermined pressure；Stop
It only inflates, then storage cylinder starts toward test cup pressure release, and timer starts simultaneously at timing, presets one when letting out under gas storage bottle pressure
When each and every one atmospheric pressure, stops losing heart and pressure release delay time is write down by timer automatically；It is being compareed according to the above-mentioned testing time
The Air permenbility that corresponding ventilative numerical quantity is the sample is found in table, the utility model is suitable for industrial scene inspection
It surveys, detection method is simple and quick, improves the efficiency of production and processing.
Detailed description of the invention
Fig. 1 is a kind of system diagram of low permeable membrane Air permenbility rapid detection system；
In figure: 1. air compressors, 2. timer, 3. digital pressure controller, 4. storage cylinders, the cup body of 5. test cups, 6.
Compress upper cover, 7. solenoid valve second, 8. solenoid valve first, 9. tracheaes, 10. control switch K2,11. control switch K1,12. conducting wires, 13.
Ventilated membrane to be detected.
Specific embodiment
Embodiment one, for ventilated membrane of the Air permenbility within the scope of 50-1500g/ ㎡ .24h, according to moisture-inhibiting agar diffusion method GB/T-
12704.2 standard detections go out the accurate ventilative magnitude of different Air permenbility ventilated membranes, further according to the ventilative of known accurate Air permenbility
Film, when detecting it and being delayed required for from two atmospheric pressure pressure releases to an atmospheric pressure in the detection system of the utility model
Between, the delay time is corresponding with the corresponding ventilated membrane of Air permenbility, detects the ventilative of the different accurate Air permenbility of multiple groups respectively
The delay time of film forms the table of comparisons of a standard.
Referring to Fig. 1, a kind of low permeable membrane Air permenbility rapid detection system, which includes air compressor, solenoid valve, gas storage
Bottle, digital pressure controller, timer and test cup, the air compressor are connected to by tracheae with storage cylinder, air pressure
Gas source of the contracting machine as storage cylinder is connected to a solenoid valve first, the storage on the tracheae between air compressor and storage cylinder
Gas cylinder is connected to by tracheae with test cup, and a solenoid valve second, the number are connected on the tracheae between storage cylinder and test cup
Word pressure controller is mounted on the bottleneck of storage cylinder, and solenoid valve first and solenoid valve second pass through conducting wire and digital pressure control respectively
Instrument connection, control solenoid valve first and solenoid valve second, the timing while digital pressure controller monitors the air pressure of storage cylinder
Device is connect with solenoid valve first, solenoid valve second and digital pressure controller respectively by conducting wire.
The air compressor and timer is connected with power supply, and timer is simultaneously digital pressure controller, electromagnetism
Valve first and the power supply of solenoid valve second.
Conducting wire between the solenoid valve first and digital pressure controller is equipped with a control switch K1, the electromagnetism
Conducting wire between valve second and digital pressure controller is equipped with a control switch K2.
The test cup include upper end opening cup body and cricoid compression upper cover, by compress upper cover compress it is to be detected
Ventilated membrane.
Embodiment two, referring to Fig. 1 and the following table 1, a kind of low permeable membrane Air permenbility described in a kind of Application Example one is quickly examined
The detection method of examining system, the specific steps are as follows:
1. take one piece of ventilated membrane to be detected, by ventilated membrane tiling be covered on the rim of a cup of test cup and with compression upper cover pressure
Tightly；
2. timer and air compressor are powered on, air compressor is started and close control switch K1, beat at this time
Open electromagnetic valve first, the tracheae between air compressor and storage cylinder are connected, and air compressor fills in storage cylinder plus air；
3. monitoring the air pressure in storage cylinder by digital pressure controller and reaching preset two atmospheric pressure
When, solenoid valve first is closed at this time, starts timer and closes control switch K2, and solenoid valve second opening makes storage cylinder and test at this time
Tracheae is connected between cup；
4. starting that air progress pressure release is discharged into test cup in storage cylinder, while timer starts timing, the sky of discharge
Gas is discharged by test cup and by ventilated membrane to be detected；
5. monitor air pressure pressure release to the preset atmospheric pressure in storage cylinder by digital pressure controller, this
When timer stop timing and closing solenoid valve second, storage cylinder is from two atmospheric pressure pressure releases to an atmospheric pressure under timer record
When required delay time；
6. it is corresponding that reference standard table lookup goes out corresponding delay time according to timer record and display delayed time
Tolerance numerical value, the as Air permenbility of the ventilated membrane to be detected.
The standard control table of 1 part delay time of table
Claims (4)
1. a kind of low permeable membrane Air permenbility rapid detection system, which includes air compressor, solenoid valve, storage cylinder, number pressure
Power controller, timer and test cup, it is characterised in that: the air compressor is connected to by tracheae with storage cylinder, air
A solenoid valve first is connected on tracheae between compressor and storage cylinder, the storage cylinder is connected to by tracheae with test cup,
A solenoid valve second is connected on tracheae between storage cylinder and test cup, the digital pressure controller is mounted on storage cylinder
On bottleneck, solenoid valve first and solenoid valve second pass through conducting wire respectively and connect with digital pressure controller, and the timer is by leading
Line is connect with solenoid valve first, solenoid valve second and digital pressure controller respectively.
2. a kind of low permeable membrane Air permenbility rapid detection system according to claim 1, it is characterised in that: the air pressure
Contracting machine and timer are connected with power supply.
3. a kind of low permeable membrane Air permenbility rapid detection system according to claim 1, it is characterised in that: the solenoid valve
Conducting wire between first and digital pressure controller is equipped with a control switch K1, the solenoid valve second and digital pressure controller
Between conducting wire be equipped with a control switch K2.
4. a kind of low permeable membrane Air permenbility rapid detection system according to claim 1, it is characterised in that: the test cup
Cup body and cricoid compression upper cover including upper end opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920144350.3U CN209673588U (en) | 2019-01-28 | 2019-01-28 | A kind of low permeable membrane Air permenbility rapid detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920144350.3U CN209673588U (en) | 2019-01-28 | 2019-01-28 | A kind of low permeable membrane Air permenbility rapid detection system |
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| CN209673588U true CN209673588U (en) | 2019-11-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596458A (en) * | 2019-01-28 | 2019-04-09 | 河南核信恒达实业有限公司 | A kind of low permeable membrane Air permenbility rapid detection system and detection method |
| CN112198084A (en) * | 2020-10-30 | 2021-01-08 | 广东新宝电器股份有限公司 | Waterproof breathable film determination method and electronic equipment |
-
2019
- 2019-01-28 CN CN201920144350.3U patent/CN209673588U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596458A (en) * | 2019-01-28 | 2019-04-09 | 河南核信恒达实业有限公司 | A kind of low permeable membrane Air permenbility rapid detection system and detection method |
| CN109596458B (en) * | 2019-01-28 | 2024-04-30 | 河南核信恒达实业有限公司 | Rapid detection system and detection method for low permeability of permeable membrane |
| CN112198084A (en) * | 2020-10-30 | 2021-01-08 | 广东新宝电器股份有限公司 | Waterproof breathable film determination method and electronic equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yao Rui Inventor after: Wang Hexi Inventor after: Wang Cunliang Inventor after: Sun Yanlong Inventor after: Zhang Lili Inventor before: Yao Rui Inventor before: Wang Hexi Inventor before: Wang Chunliang Inventor before: Sun Yanlong Inventor before: Zhang Lili |