CN205327812U - Nitrogen oxygen circulation freshness protection package - Google Patents
Nitrogen oxygen circulation freshness protection package Download PDFInfo
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- CN205327812U CN205327812U CN201521030406.0U CN201521030406U CN205327812U CN 205327812 U CN205327812 U CN 205327812U CN 201521030406 U CN201521030406 U CN 201521030406U CN 205327812 U CN205327812 U CN 205327812U
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Abstract
The utility model provides a nitrogen oxygen circulation freshness protection package, includes freshness protection package main part and one -way drain tap, one -way drain tap runs through the setting and is in on the lateral wall of freshness protection package main part, the edge of freshness protection package main part is provided with opening and sealing, inside the accompanying of sealing is run through the crooked bar inlet channel of sealing width, inlet channel's one end is equipped with the first opening that is linked together with external environment, inlet channel's the other end be equipped with with the second opening that the inner chamber of freshness protection package main part is linked together, inlet channel's width is stood by as an outsider the side direction inboard and is diminished gradually. Nitrogen oxygen circulation freshness protection package simple structure, gas storage ability reinforce, it is difficult damaged, and it is interior gaseous to update the bag as required, guarantees that seafood or fruit vegetables product keep fresh, clean, safety at the long -distance transport in -process.
Description
Technical field
This utility model belongs to seafood, vegetable and fruit packaging technical field, is specifically related to a kind of nitrogen circulating oxygen freshness protection package。
Background technology
Fresh seafood in long-distance transport process very easily due to the reason mortality such as anoxia, pollution, thus losing its original economic worth。In transportation, often need to carry a large amount of oxygen supply and power supply unit, to provide fresh seafood survival required condition, these equipment are very heavy, occupy amount transport space, waste cost of transportation, and the viability environment of live fish series products is easily polluted by open oxygen supply, thus causing Fish mortality。Similarly, in the long-distance transport process of fruit and vegetable food, fruit and vegetable food constantly carries out aerobic respiration, easily ripe, aging at short notice and xanthochromia。Keep conveyed products fresh, reduce the loss in long-distance transport process, for avoiding transportation economic loss particularly significant。
Chinese patent literature CN103947600A discloses a kind of fresh and alive fish transports oxygen bag, described fresh and alive fish transports oxygen bag is the bag of the openings at one side peripheral sealing being made up of the upper and lower, after injecting oxygen, use the strapping tape being separately provided that bag mouth is tied up sealing, increase the Fish time-to-live。But described transports oxygen bagmouths open is bigger, when injecting oxygen and when tying up bag mouth after injection oxygen, air is easily mixed in described oxygen bag, reduce oxygen storage amount in bag, thus reducing the Fish time-to-live, and the upper and lower of described oxygen bag are merely by adhesive seal, and bond site peel strength is relatively low, Bag structure less stable in transportation, fragile；Additionally, be separately provided strapping tape to use inconvenience, reduce packaging efficiency。
Chinese patent literature CN101348181A discloses a kind of air-adjustable fresh-keeping bag, and the bag of described air-adjustable fresh-keeping bag is made up of air-conditioning preservative film, ventilative hydrophilic materials, air-permeable, hydrophobic material layer successively outer layer to internal layer。Oxygen and gas concentration lwevel that described air-adjustable fresh-keeping bag is able to maintain that in bag space are in equilibrium concentration, to reduce the respiratory metabolism activity of fresh vegetables and fruits, thus playing preservation。But described air-adjustable fresh-keeping bag adopts the special material with microscopic gaps structure to make, and Bag structure is complicated, and production operation is loaded down with trivial details, and use cost is too high。
Utility model content
In order to solve the problems referred to above that prior art exists, this utility model provides a kind of nitrogen circulating oxygen freshness protection package and manufacture, using method。Described nitrogen circulating oxygen fresh protection package structure is simple, and gas storage capability is strong, and directed as required can update gas in bag；Additionally, described nitrogen circulating oxygen freshness protection package by isolated to seafood or fruit and vegetable food and external environment, can also be stopped to pollute, carry easy to use, it is possible to ensure that seafood or fruit and vegetable food keep fresh, clean, safety in long-distance transport process。
The technical scheme that this utility model adopts is:
A kind of nitrogen circulating oxygen freshness protection package, including freshness protection package main body and one-way exhaust valve, described one-way exhaust valve runs through on the sidewall being arranged on described freshness protection package main body；
The edge of described freshness protection package main body is provided with peristome and sealing, the bending bar shaped inlet channel running through described sealing width is accompanied inside described sealing, one end of described inlet channel is provided with the first opening being connected with external environment, the other end of described inlet channel is provided with the second opening of the intracavity inter-connection with described freshness protection package main body, and the width of described inlet channel tapers into inside lateral。
Described bending bar shaped inlet channel is s shape or anti-s shape passage；The width of described first opening is 5.5-9.5mm, and the width of described second opening is 1mm-2.5mm；Described sealing is sealing structure wide everywhere, and the width of described sealing is 15-25mm。
Described one-way exhaust valve includes successively gas outlet plastic flexible pipe, the first fixed part, one-way ventilating parts and the second fixed part from the side-wall outer side of described freshness protection package main body to inner side；Described one-way ventilating parts are hollow tubular structure, the wall outer surface of described one-way ventilating parts arranges fixing chuck plate, the lower surface of described fixing chuck plate is close to the wall outer surface of described freshness protection package main body and is arranged, on described tubular structure, it is positioned at after the part of described fixing chuck plate lower end runs through described freshness protection package main body wall and is connected to a fixed with described second fixed part, the upper end inwall of described tubular structure is provided with a circle vanelets in the horizontal direction, and the top of described vanelets is collected at the central axis place of described tubular structure and slightly raised to the upper end of described tubular structure。
Described tubular structure is connected to a fixed with described first fixed part and the second fixed part by screw thread, it is provided with the first elastic seal ring between described first fixed part and described gas outlet plastic flexible pipe, it is provided with the second elastic seal ring between the wall outer surface of described fixing chuck plate and described freshness protection package main body, between the side wall inner surfaces of described second fixed part and described freshness protection package main body, is provided with the 3rd elastic seal ring。
Described sealing is additionally provided with carrying handle。
Described freshness protection package main body is made up of composite film material, and described composite film material is included BON biaxially oriented nylon film layer, tack coat and low-density polyethylene film layer successively by outside to inner side。
The thickness of described BON biaxially oriented nylon film layer is 1.3-1.8 μm, biaxial tensile strength >=180MPa；The thickness of described low-density polyethylene film layer is 15-20 μm, biaxial tensile strength >=10MPa；Described tack coat is the polyurethane adhesive layer being spread evenly across between described BON biaxially oriented nylon film layer and low-density polyethylene film layer；Described composite film material is used for manufacturing described nitrogen circulating oxygen freshness protection package after maturation process。
The beneficial effects of the utility model are:
1, described nitrogen circulating oxygen freshness protection package is provided with bending bar shaped inlet channel, described inlet channel becomes narrow gradually inside lateral, when described nitrogen circulating oxygen freshness protection package is full of oxygen, bag body expansion causes bag edge deformation, the bag edge of deformation extrudes and closes described second opening that width is only small, and make described inlet channel close, thus seal described nitrogen circulating oxygen freshness protection package；Can storing a large amount of oxygen or the nitrogen of higher concentration in described nitrogen circulating oxygen freshness protection package, gas storage efficiency is high, it is possible to increase seafood time-to-live or preserving fruit and vegetable utilizing time in bag。When using described nitrogen circulating oxygen freshness protection package without carrying the oxygen supply of heaviness, for nitrogen and power supply unit, save transport space and cost of transportation, conveniently carry out long-distance fresh transport。
2, described nitrogen circulating oxygen freshness protection package is provided with one-way exhaust valve, gas can only by flowing to outside bag in bag, when gas in bag changed by needs, take off the clip being clamped in plastic flexible pipe exit, described gas outlet, gas is discharged by one-way exhaust valve, described clip is clamped in plastic flexible pipe exit, described gas outlet again, and is filled with nitrogen by inlet channel or oxygen expands completely to bag, it is achieved in bag, gas unidirectional flowing updates。The setting of described one-way exhaust valve makes bag outer air cannot pass through in described one-way exhaust valve entrance bag, it is ensured that in bag, gas has higher degree。
3, the sealing of described nitrogen circulating oxygen freshness protection package is additionally provided with carrying handle, makes described nitrogen circulating oxygen freshness protection package be easy to carry about with one and carry, and comfort is high。
4, described nitrogen circulating oxygen freshness protection package is made up of composite film material, described composite film material processes through slaking reaction, interlaminar strength is big, will not generating material lamination in use procedure, the described Fish shipping bags that composite film material is made has excellent low-permeable energy, bag puncture-resistant, impact resistance are good, not cracky, good stability in transport use procedure。Described composite film material side outwardly is BON biaxially oriented nylon film layer, described BON biaxially oriented nylon film layer can print decorative pattern, pattern or other marks as required, conveniently beautify the outward appearance of described nitrogen circulating oxygen freshness protection package, it is possible to play certain advertisement function。
Accompanying drawing explanation
Fig. 1 is the structural representation of described nitrogen circulating oxygen freshness protection package；
Fig. 2 is the structural representation of described composite film material；
Fig. 3 is the structural representation of described one-way exhaust valve；
Fig. 4 is the top view of described vanelets structure。
In figure: 1, freshness protection package main body；2, opening edge；3, gas outlet plastic flexible pipe；4, bending bar shaped inlet channel；5, one-way exhaust valve；6, carrying handle；7, BON biaxially oriented nylon film layer；8, tack coat；9, low-density polyethylene film layer；10, the first fixed part；11, the first opening；12, the second opening；13, one-way ventilating parts；14, the second fixed part；15, vanelets；16, fixing chuck plate；17, the first elastic seal ring；18, the second elastic seal ring；19, the 3rd elastic seal ring。
Detailed description of the invention
Detailed description below can illustrate in greater detail this utility model, but does not limit this utility model in any form。
As it is shown in figure 1, this utility model provides a kind of nitrogen circulating oxygen freshness protection package。A kind of nitrogen circulating oxygen freshness protection package, including freshness protection package main body 1 and one-way exhaust valve 5, described one-way exhaust valve 5 runs through on the sidewall being arranged on described freshness protection package main body 1。
The edge of described freshness protection package main body 1 is provided with peristome 2 and sealing, the bending bar shaped inlet channel 4 running through described sealing width is accompanied inside described sealing, one end of described inlet channel 4 is provided with the first opening 11 being connected with external environment, the other end of described inlet channel 4 is provided with the second opening 12 of the intracavity inter-connection with described freshness protection package main body 1, and the width of described inlet channel 4 tapers into inner side from outside；Outer refer to the direction pointed to outside described freshness protection package main body 1 it should be noted that herein and hereinafter described, inside refer to the direction pointing to described freshness protection package main body 1 inner chamber。Further, described bending bar shaped inlet channel 4 is s shape or anti-s shape passage；The width of described first opening 11 is 5.5-9.5mm, and the width of described second opening 12 is 1mm-2.5mm；Described sealing is sealing structure wide everywhere, and the width of described sealing is 15-25mm。
Described one-way exhaust valve 5 runs through on the sidewall being arranged on described freshness protection package main body 1。As it is shown on figure 3, described one-way exhaust valve 5 includes successively gas outlet plastic flexible pipe the 3, first fixed part 10, one-way ventilating parts 13 and the second fixed part 14 from the side-wall outer side of described freshness protection package main body 1 to inner side；Described one-way ventilating parts 13 are hollow tubular structure, the wall outer surface of described one-way ventilating parts 13 arranges fixing chuck plate 16, the lower surface of described fixing chuck plate 16 is close to the wall outer surface of described freshness protection package main body 1 and is arranged, on described tubular structure, it is positioned at after the part of described fixing chuck plate 16 lower end runs through described freshness protection package main body 1 sidewall and is connected to a fixed with described second fixed part 14, the upper end inwall of described tubular structure is provided with a circle vanelets 15 in the horizontal direction, the top of described vanelets 15 is collected at the central axis place of described tubular structure and slightly raised (see Fig. 3 and Fig. 4) to the upper end of described tubular structure；When bag internal gas pressure increases, in bag, gas promotes described vanelets 15 from inside to outside, opens the space between described vanelets 15, so that gas flows out bag；When ambient atmos pressure is more than bag internal gas pressure, ambient atmos, from extruding described vanelets 15 outside to inside, makes the space between described vanelets 15 close, so that gas cannot be introduced in bag, it is ensured that in bag, gas has higher degree。
Further, described tubular structure is connected to a fixed with described first fixed part 10 and the second fixed part 14 by screw thread；The first elastic seal ring 17 it is provided with between described first fixed part 10 and described gas outlet plastic flexible pipe 3, the second elastic seal ring 18 it is provided with between the wall outer surface of described fixing chuck plate 16 and described freshness protection package main body (1), it is provided with the 3rd elastic seal ring 19 between described second fixed part 14 and the side wall inner surfaces of described freshness protection package main body (1), the setting of above-mentioned elastic seal ring can ensure that on described one-way exhaust valve 5 and described nitrogen circulating oxygen freshness protection package connecting place and one-way exhaust valve 5, air-tightness is good everywhere, it is to avoid gas leakage。
Described sealing is additionally provided with carrying handle 6。Described carrying handle 6 makes described nitrogen circulating oxygen freshness protection package be easy to carry about with one and carry, and comfort is higher。
As shown in Figure 2, described freshness protection package main body 1 is made up of composite film material, described composite film material is included BON biaxially oriented nylon film layer 7, tack coat 8 and low-density polyethylene film layer 9 successively by outside to inner side, the thickness of described BON biaxially oriented nylon film layer 7 is 1.3-1.8 μm, biaxial tensile strength >=180MPa；The thickness of described low-density polyethylene film layer 9 is 15-20 μm, biaxial tensile strength >=10MPa；Described tack coat 8 is the polyurethane adhesive layer being spread evenly across between described BON biaxially oriented nylon film layer 7 and low-density polyethylene film layer 9。Described composite film material processes through slaking reaction, and interlaminar strength is big, in use procedure will not generating material lamination, and the described Fish shipping bags that composite film material is made has low-permeable, and in bag, oxygen not easily spills；Bag puncture-resistant, impact resistance are good, not cracky, good stability in transport use procedure。Described composite film material side outwardly is BON biaxially oriented nylon film layer 7, described BON biaxially oriented nylon film layer 7 can print decorative pattern, pattern or other marks as required, conveniently beautify the outward appearance of described nitrogen circulating oxygen freshness protection package, it is possible to play certain advertisement function。
During use, it would be desirable to fresh-keeping seafood or fruit and vegerable are put in bag, for seafood products, add a certain amount of water according to actual needs, use high temperature hot pressing mode to seal described opening edge 2 place。Clip or binding strap is used to close described gas outlet plastic flexible pipe 3 opening；Nitrogen or oxygen are filled with in described nitrogen circulating oxygen freshness protection package by described inlet channel 4, bag body expansion causes bag edge deformation, the bag edge of deformation extrudes and closes described second opening 12 that width is only small, and make described inlet channel 4 close, thus seal described nitrogen circulating oxygen freshness protection package。Can storing a large amount of oxygen or the nitrogen of higher concentration in described nitrogen circulating oxygen freshness protection package, gas storage efficiency is high, and in bag, seafood time-to-live or preserving fruit and vegetable utilizing time are long。After transport after a while, if bag internal oxygen QI-insufficiency, or seafood products and fruit and vegetable food carry out Repiration and have discharged certain moisture and carbon dioxide, and when needing to change gas in bag, open the opening of described gas outlet plastic flexible pipe 3, discharge waste gas in bag by one-way exhaust valve 5, turn off the opening of described gas outlet plastic flexible pipe 3, and again in bag, injected fresh nitrogen or oxygen by described inlet channel 4, expand completely to bag。Described nitrogen circulating oxygen freshness protection package can carry out repeatedly repetitive cycling inflation, easy to use, saves transport space and cost of transportation, conveniently carries out long distance transportation。
Described nitrogen circulating oxygen freshness protection package need the limit sealed all can be undertaken processing sealing by the mode of high temperature hot pressing, treatment temperature is 150-200 DEG C, when high temperature hot pressing processes, the described low density polyethylene films layer 9 that two-layer contacts with each other melts and be combined with each other, after cooling, described in two-layer, low density polyethylene films layer 9 is closely linked, and makes sealing strip place have good sealing and bigger peel strength；High temperature hot pressing processing speed is fast, it is possible to carry out continuously a large amount of production。
This utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but in its shape or structure, do any change; every have same or like with the application like technical scheme, all fall within protection domain of the present utility model。
Claims (7)
1. a nitrogen circulating oxygen freshness protection package, it is characterised in that including freshness protection package main body (1) and one-way exhaust valve (5), described one-way exhaust valve (5) is run through on the sidewall being arranged on described freshness protection package main body (1)；
The edge of described freshness protection package main body (1) is provided with peristome (2) and sealing, bending bar shaped inlet channel (4) running through described sealing width is accompanied inside described sealing, one end of described inlet channel (4) is provided with the first opening (11) being connected with external environment, the other end of described inlet channel (4) is provided with second opening (12) of the intracavity inter-connection with described freshness protection package main body (1), and the width of described inlet channel (4) tapers into inside lateral。
2. nitrogen circulating oxygen freshness protection package according to claim 1, it is characterised in that described bending bar shaped inlet channel (4) is s shape or anti-s shape passage；The width of described first opening (11) is 5.5-9.5mm, and the width of described second opening (12) is 1mm-2.5mm；Described sealing is sealing structure wide everywhere, and the width of described sealing is 15-25mm。
3. nitrogen circulating oxygen freshness protection package according to claim 1, it is characterized in that, described one-way exhaust valve (5) includes from the side-wall outer side of described freshness protection package main body (1) to inner side gas outlet plastic flexible pipe (3), the first fixed part (10), one-way ventilating parts (13) and the second fixed part (14) successively；Described one-way ventilating parts (13) are hollow tubular structure, the wall outer surface of described one-way ventilating parts (13) arranges fixing chuck plate (16), the lower surface of described fixing chuck plate (16) is close to the wall outer surface of described freshness protection package main body and is arranged, on described tubular structure, it is positioned at after the part of described fixing chuck plate (16) lower end runs through described freshness protection package main body (1) sidewall and is connected to a fixed with described second fixed part (14), the upper end inwall of described tubular structure is provided with a circle vanelets (15) in the horizontal direction, the top of described vanelets (15) is collected at the central axis place of described tubular structure and slightly raised to the upper end of described tubular structure。
4. nitrogen circulating oxygen freshness protection package according to claim 3, it is characterised in that described tubular structure is connected to a fixed with described first fixed part (10) and the second fixed part (14) by screw thread；The first elastic seal ring (17) it is provided with between described first fixed part (10) and described gas outlet plastic flexible pipe (3), it is provided with the second elastic seal ring (18) between the wall outer surface of described fixing chuck plate (16) and described freshness protection package main body (1), between described second fixed part (14) and the side wall inner surfaces of described freshness protection package main body (1), is provided with the 3rd elastic seal ring (19)。
5. the nitrogen circulating oxygen freshness protection package according to any one of claim 1-4, it is characterised in that be additionally provided with carrying handle (6) on described sealing。
6. the nitrogen circulating oxygen freshness protection package according to any one of claim 1-4, it is characterized in that, described freshness protection package main body (1) is made up of composite film material, and described composite film material is included BON biaxially oriented nylon film layer (7), tack coat (8) and low-density polyethylene film layer (9) successively by outside to inner side。
7. nitrogen circulating oxygen freshness protection package according to claim 6, it is characterised in that the thickness of described BON biaxially oriented nylon film layer (7) is 1.3-1.8 μm, biaxial tensile strength >=180MPa；The thickness of described low-density polyethylene film layer (9) is 15-20 μm, biaxial tensile strength >=10MPa；Described tack coat (8) is the polyurethane adhesive layer being spread evenly across between described BON biaxially oriented nylon film layer (7) and low-density polyethylene film layer (9)；Described composite film material is used for manufacturing described nitrogen circulating oxygen freshness protection package after maturation process。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030406.0U CN205327812U (en) | 2015-12-11 | 2015-12-11 | Nitrogen oxygen circulation freshness protection package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030406.0U CN205327812U (en) | 2015-12-11 | 2015-12-11 | Nitrogen oxygen circulation freshness protection package |
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| CN205327812U true CN205327812U (en) | 2016-06-22 |
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| CN201521030406.0U Active CN205327812U (en) | 2015-12-11 | 2015-12-11 | Nitrogen oxygen circulation freshness protection package |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109793146A (en) * | 2017-11-17 | 2019-05-24 | 徐绮绅 | Food maturation device |
| CN114946743A (en) * | 2022-06-21 | 2022-08-30 | 广州派卫格包装材料实业有限公司 | Fresh and alive aquatic product storage bag and production process thereof |
-
2015
- 2015-12-11 CN CN201521030406.0U patent/CN205327812U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109793146A (en) * | 2017-11-17 | 2019-05-24 | 徐绮绅 | Food maturation device |
| CN114946743A (en) * | 2022-06-21 | 2022-08-30 | 广州派卫格包装材料实业有限公司 | Fresh and alive aquatic product storage bag and production process thereof |
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