CN2218142Y

CN2218142Y - A sandwich bag body provided with a self-adhesive structure

Info

Publication number: CN2218142Y
Application number: CN 95208174
Authority: CN
Inventors: 刘文桂; 刘俊昌
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-04-18
Filing date: 1995-04-18
Publication date: 1996-01-24
Anticipated expiration: 2005-04-18

Abstract

The utility model provides an interlayer bag body with a sticking and tearing structure, wherein a folding sheet is arranged at the sealing part of the prior envelope, the joint of the folding sheet and the envelope body is provided with an intermittent tearing line which is convenient for tearing, a touch adhesive film is arranged on the outer side surface of the folding piece, an isolation film layer is arranged at the corresponding position of one side of the touch adhesive film layer which is relatively folded to the envelope body, when the side of the folding piece with the touch adhesive film layer is folded to the corresponding position of the envelope body, the envelope body is not adhered with the isolation film layer coated on the envelope body, when the envelope needs to be sealed and adhered, the folding sheet on one side of the touch adhesive film layer is turned to the sealing position, then the sealing sheet extending outwards is folded and is bonded with the touch adhesive film layer of the folding sheet at the corresponding position, when the envelope is opened, the envelope can be conveniently torn by the discontinuous tearing lines of the folding pieces only by opening the sealing pieces.

Description

A kind ofly self be provided with the sticking interlayer bag of structure of taking off

The utility model relates to a kind of bag that is installed in made of paper, particularly a kind ofly self is provided with the sticking interlayer bag of structure of taking off.

Envelope or paper bag are that people use for a long time a kind of because the bag of dressing mail, because envelope or paper bag have in light weight, easy stickily tear, are not afraid of bending, low-cost characteristics, therefore, are leveraged to the present for these years always.Because this class letter made of paper bag need spread upon the sealing part of letter with glue or adhesives after the dressing mail, the paper tongue portion invagination that will visit outward with hand and glue force together then with envelope body respective side.The method that adopts stapling ailing system is also arranged with the sealing part capping.The former seals sticking cumbersome, especially when glue rotten or do thick after, very inconvenient bonding firm, and the latter's precaution is relatively poor, easily torn open by the people and open and fix again.

In addition, the mail by glue after bonding needs cut off with scissors tearing open when beating, and to beat the most frequently used way of mail be to tear from the sticking side of the envelope of letter and tear open, owing to tear the particular location that can't see inner mail when tearing open, so sometimes easily with inner mail damage.

Another problem of mail of fastening with glue is sometimes when lacking adhesives such as glue, and mail self or stamp then can't seal send, so useful rice grain, the act of saliva seal mail is done, and is both unhygienic, and is again can't seal firm.

The purpose of this utility model just is to overcome the above-mentioned shortcoming and defect of prior art, and provides a kind of glue that need not can make things convenient for firm seal, simultaneously is convenient to take off tear a kind of again and self is provided with the sticking interlayer bag of structure of taking off.

The purpose of this utility model is to realize by following technical scheme:

Sealing part at existing envelope is provided with one folding piece, tabs and envelope body junction are provided with is convenient to take off the taking off of interrupted shape of tearing and tears tangent line, lateral surface at tabs has one deck contact glue mucous membrane, there is a separating film layer a side corresponding position that is folded to the envelope body relatively at the contact glue mucous layer, when the one side with contact glue mucous layer of tabs is turned over to envelope body corresponding position, then can be not bonding with the envelope body because of the separating film layer that is coated with on the envelope body, and when the needs envelope is glued envelope, then the tabs with contact glue mucous layer one side turns over to sealing part, the cap liner invagination that to extend outward then is also bonding to pasting with the contact glue mucous layer of the tabs of corresponding position, and when taking off when envelope of opening a letter, only need cap liner is taken off outward, can take off by the interrupted shape of tabs and tear the tangent line place and tear easily.

Therefore: remarkable result of the present utility model is:

The 1st: not only can save the inconvenience that is caused in the use of adhesivess such as glue and the use, and, have the characteristics easily and efficiently of tearing of taking off.

The the 2nd: owing to take off the process of tearing the integraty of envelope body is not had any damage, thereby also can not occur sealing and do not note the damage that causes to mail in it because of opening a letter.

The 3rd: simple in structure, convenient and practical, do not have and tear influence and the pollution that is caused when opening a letter envelope environment.

Concrete structure of the present utility model is realized by the following examples and accompanying drawing thereof.

Fig. 1 is a spatial structure exploded drawings of the present utility model

Fig. 2 is the three-dimensional structure diagram before the use of the present utility model

Fig. 3 is the three-dimensional structure diagram after the use of the present utility model

Fig. 4 is the three-dimensional structure diagram of second embodiment of the present utility model

Fig. 5 is the three-dimensional structure diagram of the 3rd embodiment of the present utility model

Fig. 6 is that the three-dimensional structure diagram concrete structure of the 4th embodiment of the present utility model is elaborated

The utility model has one to have the interlayer bag 10 of opening by the bonding side that constitutes of double-deck papery layer, side at the opening part of interlayer bag 10 has the cap liner 11 that extends outside, it is characterized in that: the papery layer arranged outside of extending the papery layer respective side of cap liner 11 outside the having of interlayer bag 10 has fold-playing tabs 12, the medial surface of tabs 12 has a contact glue mucous layer 14, take off and tear represented 13 at tabs 12 position that is connected with bag 10 papery layer outside face, be provided with a separating film layer 15 at paper bag body 10 uppermost layer places corresponding to the flattening sticking part respective side of the contact glue mucous layer 14 of tabs 12.Referring to Fig. 1 to Fig. 3

Architectural feature of the present utility model also is:

Tabs 12 is inwardly cut out or is pasted separately by the papery layer opening part of the papery layer respective side with cap liner 11 and forms, length direction middle part at tabs 12 has taking off of an interrupted shape to tear represented 13, at the sticking contact glue mucous layer 14 that scribbles of the outside face that is folded to paper bag body 10 one side of taking off the tabs 12 that tears represented 13 downsides, be coated with sticking in the corresponding position with contact glue mucous layer 14 of the outside face of paper bag body 10 or spray is covered with a separating film layer 15, tabs 12 parts that have a contact glue mucous layer 14 along take off tear represented 13 outwards the turnover back be sticked together mutually with the cap liner 11 of invagination or synchronously and bag 10 envelopes glue side and be separated.Referring to Fig. 1 to Fig. 5

Separating film layer 15 is wide isometric to the contact glue mucous layer 14 of the medial surface of taking off the tabs part of tearing represented 13 bottoms with the mould at tabs 12 middle parts, combine together or are sticked together in separating film layer 15 1 sides and bag 10 uppermost layer corresponding positions, the contact glue mucous layer 14 of the opposite side of separating film layer 15 and the tabs of expansion 12 attaches and adhesion each other.Referring to Fig. 1 to Fig. 5

The outside face stamp that tabs 12 is arranged on a side papery layer of paper bag body 10 place that is sticked, tabs 12 is the square bar shaped of a doubling or encloses the quadrangle that constitutes by the square bar shaped of doubling.Referring to Fig. 6

The utility model can be applicable to the use of sealing of various envelopes, documents pouch, mail bag and quick despatch, and for example, Fig. 1 is the structure that is applicable to rectangular vertical envelope.And Fig. 4 is the structure that is applicable to the envelope of horizontal opening.And Fig. 5 is applicable to the bag of putting thick slightly big file and the structure of mail bag, and at this moment, it is longer that tabs 12 is provided with, or wideer, with the fastness that guarantees that its envelope is sticking.

And shown in Figure 6 be to be used for the sticking a kind of tabs structure that stamp uses of taking off, it is symmetrical quadrangle setting, its structure and using method are just the same with the strip shape tabs that is arranged on sealing part.And, see through and do not paste the preceding square hole of stamp, but whether mail is housed in the clear view envelope, in case misloading or omission simultaneously, also have decoration function.

Using method of the present utility model is as follows:

At ordinary times, tabs 12 is to be attached on the outside face of envelope body 10 1 sides, the one side that promptly has contact glue mucous layer 14, it attaches mutually with the separating film layer 15 that corresponding position, envelope body 10 outside is coated with, but both can not be sticked together, inhale the subsides effect because though separating film layer 15 has, but can not be sticked together with gluing rete, thus can conveniently take off from.Referring to Fig. 2, as when desiring to seal, then gluing rete 14 is turned over open side to envelope, even it has facing up of bonding effect, and then recline with cap liner 11 invaginations and with contact glue mucous layer 14 and press, so that both are sticked together, and play the effect of sealing.

Tear open when taking off envelope when needs, cap liner 11 can be taken off from former adhesion state and be torn, because tabs 12 has interrupted taking off to tear represented 13 with envelope body junction, therefore, cap liner 11 and can be separated with the envelope body easily with the part of the tabs 12 of its adhesion.Referring to Fig. 3

Claims

1. A kind of interlayer bag body that self is provided with sticky and peelable structure, one side has the interlayer bag body (10) that is formed by double-layer paper layer bonding and has opening, and the opening place of the interlayer bag body (10) There is an outwardly extending sealing piece (11) on one side, and it is characterized in that: a folding flap is arranged on the outside of the paper layer on the side corresponding to the papery layer of the interlayer bag body (10) having the outwardly extending sealing piece (11) (12), the inner surface of the flap (12) has a touch-pressure adhesive film layer (14), and there is a tearing line (13) at the joint between the flap (12) and the outer surface of the paper layer of the bag body (10), A separation film layer (15) is arranged on the outer layer of the paper bag body (10) on the side corresponding to the flattened and pasted part of the touch-pressure adhesive film layer (14) of the flap (12).

2. According to claim 1, a sandwich bag body provided with a self-adhesive structure, characterized in that: the flap (12) is opened by the paper layer on the corresponding side of the paper layer with the sealing sheet (11) It is formed by cutting inwards or pasting alone. There is an intermittent tearing mark line (13) in the middle of the length direction of the flap (12), and the flap (12) on the lower side of the tearing mark line (13) One side of the outer surface of the paper bag body (10) is glued with a touch-pressure adhesive film layer (14), and the outer surface of the paper bag body (10) corresponds to the touch-pressure adhesive film layer (14). There is a release film layer (15) coated or sprayed at the place, and the part of the flap (12) with the touch adhesive film layer (14) is folded outwards along the peeling mark line (13) and sealed with the inward folded The sheets (11) are adhered together or separated from the sealing side of the bag body (10) simultaneously.

3. According to claim 1 or 2, a sandwich bag body provided with a self-adhesive structure, characterized in that: the separation film layer (15) and the mold direction peeling mark line (13) in the middle of the flap (12) ) the contact pressure adhesive film layer (14) on the inner side of the flap part of the lower part is equal in width and length, and one side of the isolation film layer (15) is integrated or adhered to the corresponding part of the outer layer of the bag body (10) to isolate The other side of the film layer (15) and the touch-pressure adhesive film layer (14) of the unfolded flap (12) are attached and not adhered to each other.

4. According to claim 1, a sandwich bag with a self-adhesive structure, characterized in that: the flap (12) is arranged on the outer surface of the paper layer on one side of the paper bag (10) Stamp sticking place, flap (12) is a pair of folded rectangular strips or a quadrilateral formed by double folded rectangular strips.