CN204461964U - For the ventilation property test device of tea packaging material - Google Patents
For the ventilation property test device of tea packaging material Download PDFInfo
- Publication number
- CN204461964U CN204461964U CN201520055291.4U CN201520055291U CN204461964U CN 204461964 U CN204461964 U CN 204461964U CN 201520055291 U CN201520055291 U CN 201520055291U CN 204461964 U CN204461964 U CN 204461964U
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- CN
- China
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- pressure air
- air cavity
- high pressure
- low pressure
- packaging material
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Abstract
The utility model discloses a kind of ventilation property test device for tea packaging material, comprise permeability meter, heating coil and U-shaped glass tube, described permeability meter is arranged in constant temperature pond, described permeability meter comprises high pressure air cavity and low pressure air cavity, tested wrappage are arranged between described high pressure air cavity and described low pressure air cavity, described high pressure air cavity is positioned at the bottom of described low pressure air cavity, described high pressure air cavity is connected with the first end of described heating coil and the first gas output end respectively, second end of described heating coil is connected with draft tube, described low pressure air cavity is connected with described U-shaped glass tube and the second gas output end respectively, band color wine essence is provided with in described U-shaped glass tube.The utility model is used for the ventilation property test device of tea packaging material, and by the accurate measurement adopting permeability meter and some annexes can complete gas penetration potential, its structure is simple, and production cost is lower, and easy to operate, has the value promoted the use of.
Description
Technical field
The utility model relates to a kind of device produced for Tea Processing, particularly relates to a kind of ventilation property test device for tea packaging material.
Background technology
In the commercial production of tea packaging, all need the detection wrappage of food being carried out to gas penetration potential, produce to prevent the rotten situation of tealeaves, external most of ventilation property test device structures all more complicated, and control not easily, cost is high, and is not suitable for middle-size and small-size food processing factory.
Utility model content
The purpose of this utility model is just to provide a kind of ventilation property test device for tea packaging material to solve the problem.
In order to achieve the above object, the utility model have employed following technical scheme:
A kind of ventilation property test device for tea packaging material, comprise permeability meter, heating coil and U-shaped glass tube, described permeability meter is arranged in constant temperature pond, described permeability meter comprises high pressure air cavity and low pressure air cavity, tested wrappage are arranged between described high pressure air cavity and described low pressure air cavity, described high pressure air cavity is positioned at the bottom of described low pressure air cavity, described high pressure air cavity is connected with the first end of described heating coil and the first gas output end respectively, second end of described heating coil is connected with draft tube, described low pressure air cavity is connected with described U-shaped glass tube and the second gas output end respectively.
Further, band color wine essence is provided with in described U-shaped glass tube.
Particularly, gas admittance valve and pressure gauge is provided with between the second end of described heating coil and described draft tube.
Particularly, first row air valve is provided with between described high pressure air cavity and the first gas output end.
Further, second row air valve is provided with between described low pressure air cavity and the second gas output end.
The beneficial effects of the utility model are:
The utility model is used for the ventilation property test device of tea packaging material, and by the accurate measurement adopting permeability meter and some annexes can complete gas penetration potential, its structure is simple, and production cost is lower, and easy to operate, has the value promoted the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model for the ventilation property test device of tea packaging material.
In figure: 1-draft tube, 2-pressure gauge, 3-gas admittance valve, 4-second row air valve, 5-permeability meter, 6-heating coil, 7-U type glass tube, 8-first row air valve, 9-constant temperature pond.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, the utility model is used for the ventilation property test device of tea packaging material, comprise permeability meter 5, heating coil 6 and U-shaped glass tube 7, permeability meter 5 is arranged in constant temperature pond 9, permeability meter 5 comprises high pressure air cavity and low pressure air cavity, tested wrappage are arranged between high pressure air cavity and low pressure air cavity, high pressure air cavity is positioned at the bottom of low pressure air cavity, high pressure air cavity is connected with the first end of heating coil 6 and the first gas output end respectively, second end of heating coil 6 is connected with draft tube 1, low pressure air cavity is connected with U-shaped glass tube 7 and the second gas output end respectively, band color wine essence is provided with in U-shaped glass tube.
Gas admittance valve 3 and pressure gauge 2 is provided with between second end of heating coil 6 and draft tube 1.Be provided with first row air valve 8 between high pressure air cavity and the first gas output end, between low pressure air cavity and the second gas output end, be provided with second row air valve 4.
During utility model works, first tea packaging material is placed between high pressure air cavity and low pressure air cavity, open gas admittance valve 3 and second row air valve 4, start test gas and drive away inner air and purifying apparatus, through after a period of time, the gas penetration potential of gas to wrappage reaches stable, close second row air valve 4, stop test, and enter formal measurement, carry out record to the difference in height of alcohol liquid at set intervals, repetitive measurement obtains multiple experiment sample, and calculates plastic sheeting Air permenbility and ventilative constant accordingly.
Embodiment is above only be described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the utility model designs spiritual prerequisite; the various distortion that the common engineering technical personnel in this area make technical solutions of the utility model and improvement, all should fall in protection domain that claims of the present utility model determine.
Claims (5)
1. the ventilation property test device for tea packaging material, it is characterized in that: comprise permeability meter, heating coil and U-shaped glass tube, described permeability meter is arranged in constant temperature pond, described permeability meter comprises high pressure air cavity and low pressure air cavity, tested wrappage are arranged between described high pressure air cavity and described low pressure air cavity, described high pressure air cavity is positioned at the bottom of described low pressure air cavity, described high pressure air cavity is connected with the first end of described heating coil and the first gas output end respectively, second end of described heating coil is connected with draft tube, described low pressure air cavity is connected with described U-shaped glass tube and the second gas output end respectively.
2. a kind of ventilation property test device for tea packaging material according to claim 1, is characterized in that: be provided with band color wine essence in described U-shaped glass tube.
3. a kind of ventilation property test device for tea packaging material according to claim 1, is characterized in that: be provided with gas admittance valve and pressure gauge between the second end of described heating coil and described draft tube.
4. a kind of ventilation property test device for tea packaging material according to claim 1, is characterized in that: be provided with first row air valve between described high pressure air cavity and the first gas output end.
5. a kind of ventilation property test device for tea packaging material according to claim 1, is characterized in that: be provided with second row air valve between described low pressure air cavity and the second gas output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520055291.4U CN204461964U (en) | 2015-01-27 | 2015-01-27 | For the ventilation property test device of tea packaging material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520055291.4U CN204461964U (en) | 2015-01-27 | 2015-01-27 | For the ventilation property test device of tea packaging material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204461964U true CN204461964U (en) | 2015-07-08 |
Family
ID=53668833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520055291.4U Expired - Fee Related CN204461964U (en) | 2015-01-27 | 2015-01-27 | For the ventilation property test device of tea packaging material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204461964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644823A (en) * | 2016-12-21 | 2017-05-10 | 山西大学 | Air tightness testing device for coal wall coating and air tightness testing method applied to air tightness testing device |
-
2015
- 2015-01-27 CN CN201520055291.4U patent/CN204461964U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644823A (en) * | 2016-12-21 | 2017-05-10 | 山西大学 | Air tightness testing device for coal wall coating and air tightness testing method applied to air tightness testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160127 |
|
| EXPY | Termination of patent right or utility model |