CN108151973A - A kind of detection device for detecting packaging bag air-tightness - Google Patents
A kind of detection device for detecting packaging bag air-tightness Download PDFInfo
- Publication number
- CN108151973A CN108151973A CN201810216867.9A CN201810216867A CN108151973A CN 108151973 A CN108151973 A CN 108151973A CN 201810216867 A CN201810216867 A CN 201810216867A CN 108151973 A CN108151973 A CN 108151973A
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- China
- Prior art keywords
- detection
- detection case
- water
- packaging bag
- air
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/10—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for containers, e.g. radiators
- G01M3/103—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for containers, e.g. radiators for flexible or elastic containers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a kind of detection devices for detecting packaging bag air-tightness, include detection case, charger, water injection equipment and drainage equipment, the inner cavity of detection case is from top to bottom divided into water storage room, plenum chamber and sensing chamber by the inner cavity of the detection case equipped with two block baffles, and the baffle between the plenum chamber and sensing chamber is is plugged in detection chamber interior wall；The charger is made of air tube, pressure-control valve, connecting tube, pressure gauge and air compressed gas source device, the water injection equipment is made of water injection pipe, switch valve, the first water pump, the drainage equipment is made of drainpipe, the second water pump, one end of the drainpipe passes through sensing chamber's side wall of detection case, the other end passes through the water storage room side wall of detection case, and the second water pump is installed on drainpipe.The detection device of the detection packaging bag air-tightness of the present invention is highly suitable for the on-line checking of liquid soft packaging bag air-tightness, and the water used during its detection can be recycled.
Description
Technical field
The present invention relates to air-leakage test technical field more particularly to a kind of detection devices for detecting packaging bag air-tightness.
Background technology
At present, the development of Flexible-Packaging Industry is very fast, the flexible packing material rapid development applied to fluid product.Liquid
Product is very strict to the requirement of the sealing performance of flexible package, if packaging bag poor sealing, the phenomenon that just will appear leakage, because
This must carry out online air-leakage test to soft packaging bag in process of production.At present, mostly it is using vacuum detection instrument or infiltration
The methods of liquid, detects the air-tightness of soft packaging bag, and time-consuming for these detection modes, and production efficiency is caused to decline, and can often go out
Existing detection leakage phenomenon, detection result is undesirable, and in existing device, in water i.e. by water after the air-leakage test of progress packaging bag
Discharge needs to refill new water again during detection, do not carry out recycling for water resource, very not environmentally next time.
Invention content
Part in view of the shortcomings of the prior art, the purpose of the present invention is to provide a kind of detection packaging bag air-tightness
Detection device is highly suitable for the on-line checking of liquid soft packaging bag air-tightness, and the water used during its detection can carry out
It recycles.
The purpose of the present invention is achieved through the following technical solutions：
A kind of detection device for detecting packaging bag air-tightness, sets comprising detection case, charger, water injection equipment and draining
It is standby, wherein；
The inner cavity of the detection case be equipped with two block baffles by the inner cavity of detection case be from top to bottom divided into water storage room, plenum chamber and
Sensing chamber, the baffle between the plenum chamber and sensing chamber is is plugged in detection chamber interior wall, and can be extracted out out of detection case；
The charger is made of air tube, pressure-control valve, connecting tube, pressure gauge and air compressed gas source device, inspection
The side wall of measuring tank offers through-hole, and closed cork is equipped in through-hole, and one end of air tube enters detection case across closed cork
Inside, the other end of air tube are connected with one end of pressure-control valve, and the other end of pressure-control valve is connected with one end of connecting tube,
The other end of connecting tube is connected, and pressure gauge is installed in connecting tube with air compressed gas source device；
The water injection equipment is made of water injection pipe, switch valve, the first water pump, and one end of the water injection pipe passes through detection case
Sensing chamber's side wall, the other end pass through the water storage room side wall of detection case, and switch valve, the first water pump are mounted on water injection pipe；
The drainage equipment is made of drainpipe, the second water pump, and one end of the drainpipe passes through the sensing chamber of detection case
Side wall, the other end pass through the water storage room side wall of detection case, and the second water pump is installed on drainpipe；
In use, first packaging bag is positioned on the baffle of plenum chamber, air tube is inserted into the seal of packaging bag, opened
Pressure control valve starts to inflate；The water of water storage room is pumped into, and inflating by detection interior by water injection equipment simultaneously during inflation
In the process, the situation of moment observation pressure gauge, closes pressure control valve after pressure stability, extracts air tube and bonds packaging bag
On gas pin insertion apertures, then the baffle of plenum chamber is extracted out so that packaging bag falls into that detection is indoor, observes the packaging bag table in water
Whether face has bubble generation, so as to judge packaging bag whether leak, and complete the air-leakage test of packaging bag；After completing detection,
Indoor water can will be detected by drainage equipment to draw back to water storage room in case next time uses when detecting, so as to play following for water resource
Ring utilizes.
Further, the water injection pipe and/or drainpipe are plastic flexible pipe.
Further, the closed cork is made of rubber material.
The present invention compared with the prior art, has the following advantages and advantageous effect：
The detection device of the present invention is highly suitable for the on-line checking of liquid soft packaging bag air-tightness, and it is detected
When the water used can be recycled.
Description of the drawings
Fig. 1 is the schematic diagram of the detection device of the detection packaging bag air-tightness of the present invention.
Wherein, it is entitled corresponding to the reference numeral in attached drawing：
1- detection cases, 11- water storage rooms, 12- plenum chambers, 13- sensing chamber, 21- air tubes, 22- pressure-control valves, 23- connections
Pipe, 24- pressure gauges, 25- air compressed gas source devices, the closed corks of 26-, 31- water injection pipes, 32- switch valves, the first water pumps of 33-,
41- drainpipes, the second water pumps of 42-.
Specific embodiment
The present invention is described in further detail with reference to embodiment：
Embodiment
As shown in Figure 1, a kind of detection device for detecting packaging bag air-tightness, sets comprising detection case 1, charger, water filling
Standby and drainage equipment.
The inner cavity of the detection case 1 is equipped with two block baffles and the inner cavity of detection case 1 is from top to bottom divided into water storage room 11, inflation
Room 12 and sensing chamber 13, the baffle between the plenum chamber 12 and sensing chamber 13 is is plugged in 1 inner wall of detection case, and can be from detection
It is extracted out in case 1.
The charger is by air tube 21, pressure-control valve 22, connecting tube 23, pressure gauge 24 and air compressed gas source device
25 are formed, and the side wall of detection case 1 offers through-hole, are equipped with closed cork 26 in through-hole, and one end of air tube 21 passes through closed
Cork 26 enter detection case 1 inside, the other end of air tube 21 is connected with one end of pressure-control valve 22, pressure-control valve 22 it is another
One end is connected with one end of connecting tube 23, and the other end of connecting tube 23 is connected, and pressure gauge 24 with air compressed gas source device 25
It is installed in connecting tube 23.
The water injection equipment is made of water injection pipe 31, switch valve 32, the first water pump 33, and one end of the water injection pipe 31 passes through
13 side wall of sensing chamber of detection case 1, the other end pass through 11 side wall of water storage room of detection case 1, and switch valve 32, the first water pump 33 are pacified
Loaded on water injection pipe 31.
The drainage equipment is made of drainpipe 41, the second water pump 42, and one end of the drainpipe 41 passes through detection case 1
13 side wall of sensing chamber, the other end pass through 11 side wall of water storage room of detection case 1, and the second water pump 42 is installed on drainpipe 41.
Specifically, the water injection pipe 31 and drainpipe 41 are plastic flexible pipe, the closed cork 26 is made of rubber material.
In use, being first positioned over packaging bag on the baffle of plenum chamber 12, air tube 21 is inserted into the seal of packaging bag,
Opening pressure control valve 22 starts to inflate；The water of water storage room 11 is pumped by sensing chamber 13 by water injection equipment simultaneously during inflation
It is interior, and in gas replenishment process, the moment observes the situation of pressure gauge 24, and pressure-control valve 22 is closed after pressure stability, extracts
Air tube 21 simultaneously bonds the insertion of the air tube 21 in packaging bag hole, then the baffle of plenum chamber 12 is extracted out so that packaging bag falls into detection
In room 13, whether the packaging bag surface observed in water has bubble generation, so as to judge packaging bag whether leak, and complete packaging bag
Air-leakage test；After completing detection, the water in sensing chamber 13 can be drawn back to water storage room 11 in case next time by drainage equipment
It is used during detection, so as to play recycling for water resource.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of detection device for detecting packaging bag air-tightness, which is characterized in that include detection case, charger, water injection equipment
And drainage equipment, wherein, the inner cavity of the detection case be equipped with two block baffles by the inner cavity of detection case be from top to bottom divided into water storage room,
Plenum chamber and sensing chamber, the baffle between the plenum chamber and sensing chamber is is plugged in detection chamber interior wall, and can be out of detection case
Extraction；
The charger is made of air tube, pressure-control valve, connecting tube, pressure gauge and air compressed gas source device, detection case
Side wall offer through-hole, closed cork is installed in through-hole, one end of air tube enters across closed cork inside detection case,
The other end of air tube is connected with one end of pressure-control valve, and the other end of pressure-control valve is connected with one end of connecting tube, connection
The other end of pipe is connected, and pressure gauge is installed in connecting tube with air compressed gas source device；
The water injection equipment is made of water injection pipe, switch valve, the first water pump, and one end of the water injection pipe passes through the detection of detection case
Room side wall, the other end pass through the water storage room side wall of detection case, and switch valve, the first water pump are mounted on water injection pipe；
The drainage equipment is made of drainpipe, the second water pump, and one end of the drainpipe passes through sensing chamber's side wall of detection case,
The other end passes through the water storage room side wall of detection case, and the second water pump is installed on drainpipe.
A kind of 2. detection device for detecting packaging bag air-tightness according to claim 1, which is characterized in that the water injection pipe
And/or drainpipe is plastic flexible pipe.
3. a kind of detection device for detecting packaging bag air-tightness according to claim 1, which is characterized in that described closed soft
Plug is made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810216867.9A CN108151973A (en) | 2018-03-16 | 2018-03-16 | A kind of detection device for detecting packaging bag air-tightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810216867.9A CN108151973A (en) | 2018-03-16 | 2018-03-16 | A kind of detection device for detecting packaging bag air-tightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108151973A true CN108151973A (en) | 2018-06-12 |
Family
ID=62456551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810216867.9A Withdrawn CN108151973A (en) | 2018-03-16 | 2018-03-16 | A kind of detection device for detecting packaging bag air-tightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108151973A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238577A (en) * | 2018-10-24 | 2019-01-18 | 深圳市三鑫科技发展有限公司 | Curtain wall leak detection apparatus and detection method |
| CN110542513A (en) * | 2019-09-17 | 2019-12-06 | 徐欢 | Instant noodle air tightness sampling detection device in bags |
| CN114323492A (en) * | 2021-12-29 | 2022-04-12 | 重庆永利浸渗设备机械有限公司 | A gas tightness detection device for electromechanical parts production |
-
2018
- 2018-03-16 CN CN201810216867.9A patent/CN108151973A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238577A (en) * | 2018-10-24 | 2019-01-18 | 深圳市三鑫科技发展有限公司 | Curtain wall leak detection apparatus and detection method |
| CN110542513A (en) * | 2019-09-17 | 2019-12-06 | 徐欢 | Instant noodle air tightness sampling detection device in bags |
| CN114323492A (en) * | 2021-12-29 | 2022-04-12 | 重庆永利浸渗设备机械有限公司 | A gas tightness detection device for electromechanical parts production |
| CN114323492B (en) * | 2021-12-29 | 2024-01-09 | 重庆安汇盛科技有限公司 | Air tightness detection device for electromechanical part production |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180612 |