One kind tears open-type packaging bag
Technical field
The invention belongs to packing technique field, more particularly relates to a kind of tearing open-type packaging bag.
Background technology
With developing rapidly for express delivery industry, packaging bag is widely used, and is mostly to the express packaging bag of commodity packaging
Paper bag or film plastic pocket, in use, commodity are put into bag, after sealing, express delivery list is sticked in into express packaging bag surface, i.e.,
It can be delivered.Packaging bag for papery, recipient open after express delivery is received although easily tearing, and its security is very low,
Can not especially accomplish it is waterproof and dampproof, therefore paper packaging bags gradually by plastics or plasticizing packaging bag substitute.In existing
Widely used plastic packaging bag, recipient is after express delivery is received, because plastic packaging bag has certain toughness, so using
Cut, the aid such as knife opens bag so that bag operation is extremely inconvenient, there is also certain safety is hidden in addition is opened to express delivery
Suffer from.A kind of safe to use, waterproof and dampproof and decapping operation very easily packaging bag is not yet found in the prior art.
The content of the invention
The present invention is based on above-mentioned prior art problem, and the proposition of innovation is a kind of to tear open-type packaging bag, by using list
Layer plastic sheeting making packaging bag body, has reached safe handling, waterproof and dampproof purpose while packaging bag intensity is ensured,
By the plastics tear strip all good in the seal of packaging bag body outer surface one intensity, toughness of plastic material of innovation, wrapping
The adhesive tape that sticky strong, peel strength height is held in side pressure tongue inner side setting on body and there is antiadhesion barrier on surface is packed, substantially increases modeling
Material packaging bag encapsulating operation and the convenience for opening bag operation, i.e.,:Antiadhesion barrier need to be only pulled off during packaging bag enclosing, by pressure tongue firmly
Sticking at the opposite side of packaging bag enclosing can complete to encapsulate;When recipient receives packaging bag and opened bag, only packaging bag body need to be lifted
On plastics tear strip, you can easily, quickly open the package, without using any aid, greatly facilitate Kaifeng
Operate and eliminate potential safety hazard.
It is as follows that the present invention solves the technical scheme that above-mentioned technical problem is taken:
One kind tears open-type packaging bag, including:Packaging bag body 1, pressure tongue 2, adhesive tape 3 and tear strip 4, the pressure tongue 2
Be integrally connected to the sack of the packaging bag body 1, the adhesive tape 3 is arranged on the pressure tongue 2, the seal of tear strip 4 in
The outer surface of the packaging bag body 1, and the tear strip 4 includes track 41 and slide fastener 42, the track 41 and slide fastener 42 1
Body is connected and between the track 41 and slide fastener 42 formed with groove 43, and packaging bag can be opened by tearing the slide fastener 42
Body 1.
Further according to tearing open-type packaging bag of the present invention, wherein the tear strip 4 is overall to have rectangle
List structure, the slide fastener 42 are arranged at the middle part of tear strip 4, and the track 41 is provided with the both sides of the slide fastener 42,
And groove 43 is each formed between the track 41 and the slide fastener 42 of every side, the slide fastener 42 and track 41 are from the bottom of groove 43
Portion's integrally connected.
Further according to tearing open-type packaging bag of the present invention, wherein the track 41 is symmetrically arranged at institute
The both sides of slide fastener 42 are stated, the groove 43 is triangular groove or rectangular groove structure.
Further according to it is of the present invention tearing open-type packaging bag, wherein the two ends of the slide fastener 42 with it is corresponding
Groove 43 between track 41, which has, runs through structure.
Further according to it is of the present invention tearing open-type packaging bag, wherein the slide fastener 42 two ends formed with
The tearing handgrips of 1 non-seal of packaging bag body.
Further according to tearing open-type packaging bag of the present invention, wherein the length of the slide fastener 42 is more than both sides
The length of track 41, and the tearing handgrips is formed in the part that the slide fastener two ends are grown.
Further according to tearing open-type packaging bag of the present invention, wherein the tear strip 4 is in packaging bag body 1
Bottom be provided with one or more, and the length of the tear strip 4 be equal to or slightly less than the packaging bag body 1 width.
Further according to tearing open-type packaging bag of the present invention, wherein the packaging bag body 1 uses individual layer
Plastic sheeting making is integrally connected to a side wall of packaging bag body 1 by backfin line into double side wall bag shaped structure, the pressure tongue 2
Sack end, the adhesive tape 3 be arranged at it is described pressure tongue 2 inner surface and be provided with antiadhesion barrier on the surface of the adhesive tape 3.
Further according to tearing open-type packaging bag of the present invention, wherein the tear strip 4 uses and the bag
The identical plastic material of body 1 is packed to make.
Following technique effect can at least be reached by technical scheme:
1), the present invention by using single layer plastics films make packaging bag body, it is big while packaging bag intensity is ensured
The big performance safe to use and waterproof and dampproof for improving packaging bag;
2), the present invention is set first in plastic packaging bag outer surface in the form of seal high intensity, high tenacity plastics tearing
Bar, by tear strip realize it is light, quickly open packaging bag, without any aid, significantly convenient packaging bag
Open bag operation;
3), packaging bag of the present invention selection set on the inside of pressure tongue hold that sticky strong, peel strength is high and surface have it is anti-sticking
The adhesive tape of film, facilitates encapsulating operation;
4), packaging bag of the present invention and tear strip made using plastic material, have that intensity is high, waterproof is damp proof and uses
The advantages that safe, while the processing technology thereof of adhesive tape of the present invention and tear strip is simple, the cost of manufacture of whole packaging bag
It is cheap, there is very strong marketing practical value.
Brief description of the drawings
Accompanying drawing 1 is the overall structure diagram of the present invention for tearing open-type packaging bag;
Accompanying drawing 2 is illustrated for the facing structure of the first preferred structure tear strip in tearing open-type packaging bag of the present invention
Figure;
Accompanying drawing 3 is illustrated for the facing structure of the second preferred structure tear strip in tearing open-type packaging bag of the present invention
Figure;
Accompanying drawing 4 is the first preferred side structure schematic view of tear strip shown in accompanying drawing 2 or accompanying drawing 3;
Accompanying drawing 5 is the second preferred side structure schematic view of tear strip shown in accompanying drawing 2 or accompanying drawing 3.
The implication of each reference is as follows in figure:
1- packaging bag bodies, 2- pressures tongue, 3- adhesive tapes, 4- tear strips;
41- tracks, 42- slide fasteners, 43- grooves.
Embodiment
Technical scheme is described in detail below in conjunction with accompanying drawing, so that those skilled in the art can be more
Add and be clearly understood from the solution of the present invention, but therefore do not limit the scope of the invention.
As shown in figure 1, tearing open-type packaging bag of the present invention integrally includes:Packaging bag body 1, pressure tongue 2, adhesive tape
3 and tear strip 4, the packaging bag body 1 be preferably fabricated to bag shaped structure, the packaging bag body 1 using single layer plastics films
A side wall in sack end by backfin line upwards be connected with pressure tongue 2, it is described pressure tongue 2 on be provided with adhesive tape 3, in the glue
One layer of antiadhesion barrier is provided with 3 surface, after commodity are loaded in packaging bag, the antiadhesion barrier on adhesive tape 3 is torn, then will press tongue
2 bend inwards, and adhesive tape sticks at another wall outer surface at packing bag mouth end, you can complete encapsulation.The tear strip 4 is environmental protection
Plastic material, preferable use and packaging bag body identical plastic material, can be set to one or more, be set in a manner of seal
It is placed in packaging bag body 1, specific seal is equal in the bottom relative with top sack end of packaging bag body 1, its length
The width of packaging bag body 1 or the width for being slightly less than packaging bag body 1, and can be from two of slide fastener 42 of tear strip 4
Any one tears unlatching.
With reference to accompanying drawing 2- accompanying drawings 5, the structure of the tear strip 4 integrally includes track 41 and slide fastener 42, preferably including one
42, two tracks 41 of bar slide fastener, the track 41, and the track 41 and slide fastener are respectively arranged with the both sides of the slide fastener 42
42 have integral connecting structure, and formed with groove 43 between the slide fastener 42 and track 41, the slide fastener 42 and track 41 are certainly
The bottom integrally connected of groove 43, so as to which the tear strip has an overall structure.The tear strip is extruded into by hot press
Type, that is, it is integrally formed, specific tear strip material uses solid plastic, first passes through fuse machine and is melted as liquid, then by liquid
It is injected into the mould for having designed shape(Including track shown in accompanying drawing, groove and zipper), and moment condensation is by
The liquid of forming becomes solid again, obtains the tear strip of the structure.Because the tear strip and packaging bag body are modeling
Expect material, therefore can firmly be connected by seal between the two, specifically by hot sealing machine by the bottom surface seal of tear strip in
On the surface of packaging bag body, so as to which tear strip is integrally connected in packaging bag body.Realized by the tear strip to bag
The simple easy open bag principle of pack is:Because the entirety seal of tear strip bottom surface is connected to packaging bag body outer surface, while in slide fastener
42 and both sides supporting track 41 between formed with groove 43 so that the connecting portion of slide fastener and both sides interorbital is thinner, so right
After slide fastener 42 applies pulling force, track of the zipper segment just relatively easily with both sides is broken apart, while the bottom of two siding tracks and slide fastener
Face is firmly connected with packaging bag surface, so as to which under the support of two siding tracks, tearing slide fastener and two siding tracks will when being broken
The packaging bag surface that slide fastener bottom surface firmly connects is torn along slide fastener direction in the lump and ftractureed, realizes the decapping operation of packaging bag.
Operated for ease of tearing, the slide fastener of the tear strip sets the structure shown in preferably with accompanying drawing 2 or accompanying drawing 3, first
First as the first preferred structure, as shown in Figure 2, the slide fastener 42 is longer than the track 41 of both sides, so as to which hot sealing machine will be torn
Tie rod seal is when sack, part not seal that slide fastener two ends are grown, and other positions then whole seals on sack, not by
The both sides termination of seal can thus tear from any end of slide fastener both sides and open as the tearing handle for opening packaging bag
Open;Or as the second preferred structure as shown in Figure 3, the slide fastener 42 is identical with the length of track 41 of both sides, but slide fastener
42 two ends form the groove structure run through with both sides interorbital, and hot sealing machine is individually vacated to two ends and the seal of slide fastener
Press strip does not contact, and other positions then all contact with seal press strip and by press strip seal on sack, not by the two side ends of seal
Head is same as the tearing handle for opening packaging bag, can lift from the both sides termination of slide fastener, tear.
The tear strip preferably has symmetrical structure, and as shown in the sectional view of accompanying drawing 4 and accompanying drawing 5, slide fastener 42 is arranged at
Middle part, monosymmetric in slide fastener 42 are provided with track 41, and the tear strip integrally has the list structure of square-section, institute
The triangular slot structure being preferably shaped to shown in accompanying drawing 4 of groove 43 is stated, inverted triangle is stingy to be removed by being carried out along tear strip upper surface
To be formed, or as shown in Figure 5, the groove 43 has a rectangular groove structure, no matter which kind of structure, groove removes the end of slide fastener
Head be exceptionally the thickness direction part of tear strip scratch except formed, do not extend through whole tear strip, that is to say, that slide fastener and
The track of its both sides is integrally connected in the bottom being connected with packaging bag body seal.The tear strip 4, its shape appearance,
It is not limited in the structure shown in patent figures 2- accompanying drawings 5.
It the above is only and the preferred embodiment of the present invention is described, technical scheme is not limited to
This, any known deformation that those skilled in the art are made on the basis of the major technique design of the present invention belongs to the present invention
Claimed technology category, the specific protection domain of the present invention are defined by the record of claims.