CN2590939Y

CN2590939Y - Fresh-keeping storing bag for fruits or vegetables

Info

Publication number: CN2590939Y
Application number: CN 02294966
Authority: CN
Inventors: 萧世昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-12-31
Filing date: 2002-12-31
Publication date: 2003-12-10
Anticipated expiration: 2012-12-31

Abstract

The utility model relates to a fresh-keeping storing bag for vegetables, which comprises an inner bag body with the characteristics of ventilation and no water penetration and an outer bag body with an impermeable layer. Both the inner bag body and the outer bag body are in rectangular shapes, wherein, peripheries of the three sides of the inner bag body and the outer bag body are jointed by lathing seams or are fused by fusing and sealing lines. The top edges are provided with bag mouths, and the box mouths of the inner bag body and the outer bag body are respectively provided with an opened sealing mechanism. At least one edge of the inner bag body is fused and connected with the periphery of the inner side of the outer bag body, and the inner bag body is connected with the outer bag body as a whole. Fresh fruits and vegetables are stored in the inner bag body, the dryness of the fruits and the vegetables is kept, and leaves are avoided from cankering. The outer bag body can restrain the fibrosis of the fruits and vegetables, and the palatability and crispness preservation time is long. An ethylene absorbent is arranged in the bag body and is matched with the bag body, the ethylene emitted by the fresh fruits and vegetables in the inner bag body is absorbed and eliminated by the ethylene absorbent through the ventilating inner bag layer, and the effects that the phenomena of rapid aging, softening, yellowing or withering of the fruits and vegetables are restrained, the fresh quality is kept for a long time, and the storing time is prolonged by times are achieved.

Description

The fresh-keeping reservoir bag of vegetables and fruits

Technical field

The utility model relates to a kind of fresh-keeping reservoir bag, refers to a kind of fresh-keeping reservoir bag of being made up of jointly the outer bag of inner bag with ventilative waterproof bag layer and gas impermeable bag layer of vegetables and fruits especially.The characteristic that inner bag has is antibiotic, ventilative, water droplet does not reflux can keep vegetables and fruits dry and comfortable, makes blade be difficult for festering, and the outer bag inhibition fiberization of can preserving moisture keeps vegetables and fruits fresh and crisp good to eat.

Background technology

General at present busy working clan, can't arrive market purchasing food every day mostly, therefore common way is to utilize the time of holiday in week, a large amount of required foods of whole weeks of purchasing, yet there are many puzzlements in the food of a large amount of buyings aspect storage, especially the storage problem of those fresh vegetables and fruits, for example use these fresh vegetables and fruits of refrigerator storage, though the low temperature environment of refrigerator helps to prolong the vegetables and fruits pot-life, but the moisture of vegetables and fruits is scattered and disappeared fast, cause dehydration, withered phenomenon so that all gone being difficult to of local flavor eat.When and for example using sir-tight polythene bag to seal vegetables and fruits up for safekeeping; though can prevent scattering and disappearing gradually of vegetables and fruits moisture; yet the aqueous vapor that vegetables and fruits distribute usually can because of the low temperature aggegation of refrigerator on the internal layer surface of polythene bag, and the water droplet of these aggegations leaks into the partial decomposition that vegetables and fruits are often caused on the vegetables and fruits surface.

In addition, according to studies confirm that of agricultural science and technology recently, the material that a kind of ethene by name (Ethylene) arranged has significant impact to the storage of fresh vegetables and fruits, because the ethene material has the effect of accelerating the ripening, it is a kind of gaseous state hormone, all can give out this volatile gas voluntarily at all plant tissues, under the concentration of denier, will influence the physiological change of plant, the concentration that for example needs only ethene in air will produce the effect of accelerating the ripening greater than ten million/one (0.1PPM), plant grows and blooms all needs the stimulation of ethene, in other words, ethene is a kind ofly can stimulate vegetables and fruits, the active component that flowers maturing and acceleration are rotted.When therefore fresh vegetables and fruits store, can in storing environment, produce the ethene material of trace automatically,, cause the after-ripening of fruit, quicken chlorophyllous decomposition, flavescence, and promote physiological barrier aging, when increasing storage to promote the respiration of vegetables and fruits.Fortunately, nowadays existing a kind of commodity that are called ethylene absorbent (Ethylene Absorber) can absorb and control deletrious ethylene gas, make fresh vegetables and fruits increase the shelf life.This ethylene absorbent is a principle of utilizing molecular sieve, absorbs or the oxidation small-molecule substance, makes ethene (C ₂H ₄) be oxidized to water (H through effect ₂O) and carbon dioxide (CO ₂), so ethylene absorbent can effectively absorb fresh fruit and ethene that vegetables discharged, suppresses the phenomenon that vegetables and fruits continue aging, deliquescing, flavescence or wither, thus help to keep the fresh quality time long, limit extends shelf life.

The utility model content

The purpose of this utility model is in order to solve the deficiencies in the prior art, provides a kind of and prolongs between fresh vegetables and fruits Keeping life, keeps better quality, and be fit to the fresh-keeping reservoir bag of vegetables and fruits with ethylene absorbent collocation use.

The fresh-keeping reservoir bag of vegetables and fruits of the present utility model comprises outer bag and inner bag, and outer bag adopts sir-tight plastic film to make, and bag is a rectangle, three limit peripheries sealing by fusing lines blow, and apical margin is a sack, sack is provided with openable enclosed mechanism; Inner bag adopts the nonwoven fabrics of the MULTILAYER COMPOSITE with antibiotic property, permeability to air and watertightness to make, bag is a rectangle, three limit peripheries sealing by fusing lines blow, apical margin is a sack, sack is provided with openable enclosed mechanism, the inner bag integral installation is arranged in the inner space of outer bag, makes inner bag have at least an edge to be fused outside on the inboard periphery of bag, thereby inside and outside two bags are linked into an integrated entity.

The utlity model has following advantage:

Because the utility model is made of jointly the outer bag of inner bag with ventilative water bag layer and gas impermeable bag layer, the characteristic that inner bag has is antibiotic, ventilative, water droplet does not reflux, can keep vegetables and fruits dry and comfortable, make blade be difficult for festering, and the outer bag inhibition fiberization of can preserving moisture keeps vegetables and fruits fresh and crisp good to eat.

The utility model is placed ethylene absorbent in the bag outside, make the ethene material that fresh vegetables and fruits gave off in the inner bag, by ventilative inner bag layer by elimination that ethylene absorbent absorbs, reach suppress that vegetables and fruits are aging rapidly, deliquescing, flavescence or the phenomenon of withering, keep the effect that the fresh quality time is long, multiplication extends shelf life limit.

Description of drawings

Fig. 1 is a block diagram of the present utility model;

Fig. 2 is the cut-away view of the A-A hatching of Fig. 1;

Fig. 3 is the cut-away view of the B-B hatching of Fig. 1;

Fig. 4 is the partial enlarged drawing of the C portion of Fig. 3;

Fig. 5 is the end face cut-away view of another embodiment of the present utility model.

The specific embodiment

The utility model will be further described below in conjunction with accompanying drawing:

As shown in Figure 1 to Figure 3, the fresh-keeping reservoir bag of vegetables and fruits of the present utility model comprises inner bag 1 and outer bag 2.Wherein, inner bag 1 is the nonwoven fabrics (also claiming adhesive-bonded fabric, Nonwoven Fabric) with MULTILAYER COMPOSITE of antibiotic property, permeability to air and watertightness usefulness, and outer bag 2 is made by the plastic film material.Outward, inner bag is rectangle, three limit peripheries of inside and outside bag engage or sealing by fusing lines blow with sewing, apical margin is a sack.Outer bag 2 has the dimensions bigger than inner bag 1, in order to inner bag 1 integral installation is arranged in the inner space 28 of outer bag 2, inner bag 1 has at least an edge 11 or two edges to be fused outside on the bag 2 inboard peripheries 21, as Fig. 3, shown in Figure 5, thereby inside and outside two bags are linked into an integrated entity.In addition, on the sack of inside and outside bag, be provided with the enclosed

mechanism

15,25 that to open freely respectively, as shown in Figure 4, enclosed

mechanism

15,25 can be with common bar rail formula clip chain enclosed mechanism or rope band bundle mouth mechanism, make fresh-keeping reservoir bag sealing, form airtight, fluid-tight outer bag inner space 28, and because the sack sealing of inner bag 1 can be separated out ventilative, a fluid-tight separate space.

Described inner bag 1 is the nonwoven fabrics of MULTILAYER COMPOSITE, form by the cloth membrane material that has different physical propertys more than two-layer, for example: SMS, the compound nonwoven cloth of SMMS, preferable in the intensity of making by two-layer long fibre, but hole is big and nonwoven fabrics (Spun-bondel) therebetween of skewness establishes one or two-layer lower by the intensity of making than chopped fiber, but hole is comparatively fine and close between fiber, the nonwoven fabrics that water droplet can't penetrate (melt-blomn), make between each layer of cloth with the welding means and to be combined into one, for example, use the compounded efficient meltblown, heat through dot pattern with hot melt, pressure treatment, fiber just can be bonded to each other, and then make each layer adhesive-bonded fabric be fused into one.After the nonwoven fabrics combination of this MULTILAYER COMPOSITE, the obdurability of cloth can double, prevent by outside destroy, for example, pull power or oxidation and cause the cloth film cracked, again owing to the staggered Boulez in slit between each layer cloth, make the fibre gap hole of whole cloth film become very fine and close and even, pore size can prevent water smoke (100 μ m), water droplet (more than the 500 μ m) infiltration, thereby make bag have antibiotic property, watertightness and breathable characteristic below 10 μ m.

When the utility model uses, fresh vegetables and fruits are sealed up for safekeeping in inner bag 1, can be placed ethylene absorbent in outer bag 2 inner spaces 28 outside inner bag simultaneously with arranging in pairs or groups, store then in the reefer space of low temperature.Like this, the ethylene gas that fresh vegetables and fruits gave off in the inner bag 1, the bag layer that just can appear inner bag is by elimination that ethylene absorbent absorbs, avoid causing the vegetables and fruits quick aging, and the aqueous vapor that fresh vegetables and fruits were evaporated can be by the bag layer of inner bag 1, circulation is kept in the inner space 28 of outer bag, bag inner vapor is pressed keep a balance, avoids moisture loss and causes vegetables and fruits to be withered fast.In addition, in the storage condition of low temperature, cold when the aqueous vapor chance, when the bag layer inside face aggegation of bag 2 became water droplet outside, the bag layer of inner bag 1 can stop water droplet to bleed back in the inner bag, and dip-dye vegetables and fruits surface is caused rotten.

In sum, the fresh-keeping reservoir bag of vegetables and fruits of the present utility model is because inner bag has the characteristic antibiotic, ventilative, that water droplet does not reflux, can keep vegetables and fruits dry and comfortable, make blade be difficult for festering, the inhibition fiberization because outer bag can be preserved moisture, keep vegetables and fruits fresh and crisp good to eat, and be fit to and ethylene absorbent collocation use, the ethene material that fresh vegetables and fruits gave off in the bag is absorbed elimination, reach suppress that vegetables and fruits are aging rapidly, the effect of deliquescing, flavescence or the phenomenon of withering, reach the effect that the preservation quality time is long, multiplication extends shelf life limit.

The utility model is not limited to the above form, clearly with reference to above-mentioned explanation, more improvement and variation can be arranged, and for example enclosed

mechanism

15,25, can be simplified by aforesaid rail formula enclosed mechanism to be re-established as elastic bunch belt enclosed mechanism etc.So, everyly doing relevant any modification of the present utility model or change in that identical technical scheme is following, all should be included in the category of the utility model protection, illustrate in the lump at this.

Claims

1, the fresh-keeping reservoir bag of a kind of vegetables and fruits comprises outer bag and inner bag, and outer bag adopts sir-tight plastic film to make, and bag is a rectangle, three limit peripheries sealing by fusing lines blow, and apical margin is a sack, and is provided with openable enclosed mechanism on sack; Inner bag adopts the nonwoven fabrics of the MULTILAYER COMPOSITE with antibiotic property, permeability to air and watertightness to make, bag is a rectangle, three limit peripheries sealing by fusing lines blow, apical margin is a sack, sack is provided with openable enclosed mechanism, it is characterized in that: described inner bag integral installation is arranged in the inner space of described outer bag, makes inner bag have at least an edge to be fused outside on the inboard periphery of bag, thereby inside and outside two bags are linked into an integrated entity.

2, the fresh-keeping reservoir bag of vegetables and fruits according to claim 1 is characterized in that: described outer bag has the dimensions bigger than described inner bag.

3, the fresh-keeping reservoir bag of vegetables and fruits according to claim 1 is characterized in that: described enclosed mechanism is a rail formula enclosed mechanism.

4, the fresh-keeping reservoir bag of vegetables and fruits according to claim 1 is characterized in that: described enclosed mechanism is an elastic bunch belt enclosed mechanism.