CN201411112Y

CN201411112Y - Side-seal bottom-connection-type packing bag

Info

Publication number: CN201411112Y
Application number: CN2009200427270U
Authority: CN
Inventors: 张晓勤
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-05
Filing date: 2009-06-05
Publication date: 2010-02-24
Anticipated expiration: 2019-06-05

Abstract

The utility model relates to a side-seal bottom-connection-type packing bag, which comprises a front surface, a back surface, a bottom surface, a left side surface and a right side surface, wherein the entire packing bag is formed by cutting, folding and adhering an entire piece of paper, and the utility model is characterized in that the front, the bottom and the back surfaces are of a seamless integral structure after being unfolded, the left and the right side surfaces are also of an seamless integral structure when in cutting, the left and the right side surfaces are respectively and fixedly connected with the front and the back surfaces through an extended folding edge at the outer side, and the left and the right side surfaces are also fixedly connected with the bottom surface through a lower folding edge. The packing bag has the advantages of simpler production, neat and beautiful appearance, stronger carrying capacity, firmness and duration, repeated application and more environmental protection, thereby being particularly applicable to the packing of the fragile, the brittle and the valuable objects such as glass, electronic and top-grade gifts and to the daily shopping.

Description

Side seal connects end formula packaging bag

Technical field

The utility model relates to a kind of packaging bag of article, relates in particular to a kind of packaging bag that connects end formula.

Background technology

For reducing the plastic product pollution on the environment, country has put into effect " plastic limit ", forbid that shopping places such as each market, supermarket provide free disposable plastic bag, accepted by the increasing common people and use as the various hand baggages pack that can be repeatedly used environmental protection more.

Common hand baggage packs on the market now, majority is made by paper, plastic sheeting, metallic paper or other composite material, it generally adopts at bottom surface and side molding bonded when making, the bottom of this type of formula structure of sticking end is big to the dependence of binder, becomes fragile easily after the binder drying is aging, easily comes off when stressed, after the bag moulding, bottom surface folded, glued place unfairness is placed unstable, also attractive in appearance inadequately; Other has a kind of bottom to insert the packaging bag or the box of other formula structure, need not be bonding be plastic use by inserting other mode between the structure, but its shortcoming is to cut complexity when making, forming step is many, has the slit between the each several part of bottom, leak tightness is relatively poor.

Above-mentioned two kinds of packaging bags or box are in use, the weight of article is concentrated and is pressed in the bottom, the bottom surface is subjected to pulling force the most concentrated, " wearing the end " phenomenon of scattering in bag or box body bottom often takes place, cause landing even damaging of article, when if frangible, perishable and treasure such as glass, electronics, high-grade gift are housed in packaging bag or the box, wearing end phenomenon then can result in greater loss, this recurrent " wearing the end " phenomenon has not only reduced the service life of packaging bag or box, also causes unnecessary loss to people often.By above situation as can be seen, existing packaging bag or the ubiquitous shortcoming of box are: because of the bottom is a bridging arrangement, cut complexity, attractive in appearance inadequately, bearing capacity is relatively poor, and " wearing the end " phenomenon takes place easily.

Summary of the invention

In order to overcome the shortcoming that prior art exists, the purpose of this utility model provide a kind of make simple, attractive in appearance firmly, packaging bag or box that bearing capacity is stronger.

Side seal connects end formula packaging bag, comprise front, the back side, bottom surface and about two sides, whole packaging bag is passed through cutting, is folded, is bonded by a whole paper, be characterized in: front, bottom surface and the back side are a jointless integral structure when launching, and the intersection of bottom surface and front and back respectively has the folding line of a moulding; Also be jointless integral structure during two side cuttings about packaging bag; Captive joint with front and back by the flanging that the outside extends out respectively in two sides, captive joint with the bottom surface in the left and right side also flanging by the below, the flanging of below is longer, paste the bottom surface after, make the bottom surface become double-decker, the bottom surface has been played the effect of further reinforcing.

Further improvement of the utility model for the ease of portable, is respectively opened two apertures on the top of the front and back of packaging bag, respectively puts on a rope in the hole of front and back, and the two ends of every rope are fixed on the inboard with two holes on the one side; Also can respectively open the flat hole of a length greater than 40mm on the top of the front and back of packaging bag, the user can be directly will finger inserts in the flat hole mention packaging bag.

Further improvement of the utility model, folding for convenience, to reduce empty package bag shared space when storage and the transportation, can increase some folding lines on the side and the back side when making: the base with the side on each side is a hypotenuse, upwards fold the folding line of two square edges of isosceles right triangle, summit, right angle with right angle trigonometry is that starting point upwards respectively folds a folding line along the direction perpendicular to the base, side on each side again, summit with above-mentioned right-angled triangle is a starting point again, along continuous straight runs is at side and folding line of back side folding, these folding lines have been arranged, packaging bag just can be folded up easily, each face after folding all can be close together, it is few that a plurality of like this packaging bags are deposited in shared together space, convenient storage and transportation.

The utility model can also be added a cover above when making, and forms the leak free box body, is used for the packing of product, is particularly suitable for the packing of frangible, perishable and treasure such as glass, electronics, high-grade gift.

The utility model compared with prior art, advantage is: because each face all is jointless integral structures, so cutting, make simplyr, profile is smooth, elegant in appearance; Again because the bottom surface is an integral structure with positive, the back side, weight capacity is stronger, so end phenomenon can not come unstuck and wear in the bottom surface, firm and durable, prolonged the service life of packaging bag, can be repeatedly used, environmental protection is more used when being particularly suitable for the packing of frangible, perishable and treasure such as glass, electronics, high-grade gift and daily shopping.

Description of drawings

Fig. 1 is the planar view when common slotting other formula packaging bag launches on the market;

Fig. 2 is the planar view of formula packaging bag of common on the market sticking end when launching;

Planar view when Fig. 3 the utility model launches;

The scheme drawing of method for folding when Fig. 4 is the utility model making;

The specific embodiment

From Fig. 1, Fig. 2 as can be seen, common portable packing bottom surface sections majority is that overlap joint, stickup form on the market now, all has the seam problem, causes the bottom surface insecure, wears the phenomenon at the end easily.

Planar view when Fig. 3 launches for the utility model, also be the shape and structure figure after the cutting, solid line is represented the limit after the cutting among the figure, dotted line is represented fold line, from Fig. 3 and Fig. 4 as can be seen, this packaging bag comprises front 1, the back side 2, bottom surface 3, left surface 9 and right flank 6, whole packaging bag is passed through cutting, is folded, is bonded by a whole paper, front 1, bottom surface 3 and the back side 2 are a jointless integral structure when launching, and the intersection in the bottom surface 3 and the back side 2 and front 1 respectively has the

folding line

4,5 of a moulding; Also be jointless integral structure during two side 6,9 cuttings about packaging bag, right flank 6 is along folding line 20 inside half-twists, the flanging 7 that the outside extends out is bonded together with front 1 behind folding line 18 inside half-twists, folding line 18 overlaps with the right side bearing 12 in front 1, left surface 9 is pasted with right flank 6 symmetries, the flanging 10 that to be left surface 9 extend out by the outside is bonded together with the back side 2, and it is bonding that flanging 10 is close to the left side bearing 13 at the back side 2; Also inboard bonding with bottom surface 3 behind folding line 15, the 14 inside half-twists respectively of the

flanging

11,8 by the below of left and right side 9,6, longer owing to flanging 11,8, paste on the bottom surface 3 after, make bottom surface 3 become double-decker.

For the ease of portable, respectively open two apertures 22 in the front 1 of packaging bag and the top at the back side 2, in the hole 22 at the front 1 and the back side 2, respectively put on a rope, the two ends of every rope are fixed on the inboard with two holes 22 on the one side; Also can respectively open the flat hole of a length greater than 40mm on the top of the front and back of packaging bag, the user can directly insert finger in the flat hole mention packaging bag, is convenient for carrying.

Folding for convenience, to reduce empty package bag shared space when storage and the transportation, can be when making two sides 6,9 and the back side on increase some folding lines, in Fig. 3 and Fig. 4, provided the particular location of folding line: on right flank 6, base 14 with side 6 is a hypotenuse, upwards fold the folding line 21 of two square edges of isosceles right triangle, summit, right angle with right angle trigonometry is that starting point upwards folds a folding line 19 along the direction perpendicular to base, side 14 in side 6 again, summit with above-mentioned right-angled triangle is a starting point once more, along continuous straight runs is in the side 6 and folding line 16 of the back side 2 invaginations, on left surface 9, also the summit, right angle with corresponding right-angled triangle folding line is a starting point, fold a folding line 17 left, these folding lines have been arranged, and ready-made packaging bag just can be folded up easily, and each face after folding all can be close together, it is few to take up room, convenient storage and transportation.

The utility model can also be added a cover above when making; form six box body; decoration, handle on bag or the box body, seal or lid can have various deformation; if consistent at the bottom of front, the back side, side, bottom surface or the box of bag or box body with structure of the present utility model, all within protection domain of the present utility model.

Claims

1, side seal connects end formula packaging bag, comprise front (1), the back side (2), bottom surface (3) and about two sides (9,6), whole packaging bag is passed through cutting, is folded, is bonded by a whole paper, be characterized in: positive (1), bottom surface (3) and the back side (2) are a jointless integral structure when launching, and the intersection of bottom surface (3) and positive (1) and the back side (2) respectively has the folding line (4,5) of a moulding; Also be jointless integral structure during the cutting of two sides (9,6) about packaging bag; About the flanging (10,7) that extends out by the outside respectively of two sides (9,6) captive joint with the back side (2) with positive (1), also captive joint with bottom surface (3) by the flanging (11,8) of below left and right side (9,6).

2, side seal according to claim 1 connects end formula packaging bag, it is characterized in that: two apertures (22) are respectively opened on the top of the front of described packaging bag (1) and the back side (2), respectively put on a rope in the hole (22) of positive (1) and the back side (2), the two ends of every rope are fixed on in two holes (22) on the one side.

3, side seal according to claim 1 connects end formula packaging bag, it is characterized in that: the flat hole of a length greater than 40mm respectively opened on the top of the front of described packaging bag (1) and the back side (2).

4, according to claim 1,2 or 3 described side seals connect end formula packaging bag, it is characterized in that: described packaging bag when making in the side (9,6) and on the back side (2) some folding lines are set, on each side with side (9,6) base (15,14) be hypotenuse, upwards fold the folding line (21) of two square edges of isosceles right triangle, summit, right angle with right angle trigonometry is that the starting point edge is perpendicular to base, side (15 again, 14) direction is upwards in each side (9,6) respectively fold a folding line (19) on, summit with above-mentioned right-angled triangle is a starting point again, along continuous straight runs is (6) and the back side (2) last folding folding line (16) in the side, on left surface (9), also the summit, right angle with corresponding right-angled triangle is a starting point, folds a folding line (17) left.

5, connect end formula packaging bag according to claim 1,2 or 3 described side seals, it is characterized in that: described packaging bag is added a cover above when making, and forms the leak free box body.