CN2424132Y

CN2424132Y - Structure of inner expansion body of bag

Info

Publication number: CN2424132Y
Application number: CN 00217490
Authority: CN
Inventors: 林志达
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-04-29
Filing date: 2000-04-29
Publication date: 2001-03-21
Anticipated expiration: 2010-04-29

Abstract

The utility model relates to a structure of an inner inflating body of a bag, which is composed of an integral cut forming bag-shaped board face and a flanged edge; the board face is cut from a paper board. A hook piece arranged on the flanged edge is sheathed with a hook part via a rubber ring. An inflating body is folded to be flat, and is arranged in a flat back bag. When the back bag needs to be inflated to show, the bag only needs to be vibrated vertically, the inflating body is sprung open because of the elastic force of the rubber ring, and then the back bag is inflated and supported. The structure of the utility model can reduce manufacturing cost, and is good for industry competitiveness.

Description

The structure of expander in a kind of bag

The utility model relates to the structure of expander in a kind of bag, and this expander is to cut shaping by one on the cardboard, not only can significantly reduce manufacturing cost, and expander can not pushed back after flicking again, has improved the competitive power and the service efficiency of industry really.

Soft bag such as haversack, travelling bag is for the modern, and purposes is very extensive, no matter be outing, go for an outing in early spring or daily going out all is indispensable article, therefore, its style, form, structure grind wound ever-changing, the seeking change and innovation of can saying so.And general haversack or travelling bag be when peddling, the aesthetic property when showing that it expands, and article such as filling spitball or polythene bag in bag all are because this kind mode is too time-consuming, effort, efficient are low.Therefore, just the someone creates a kind of structure so that its bag is strutted in the bag that places specially, sees also Fig. 1, shown in Figure 2, is a kind of structure of haversack expander.This kind creation commonly used can be folded into fagging and two left and right sides panels plane or that flick the shape that assumes diamond in shape by one and is formed, though the structure of member is more uncomplicated, must not bear bigger cost yet, yet, because when use or shipment, must earlier its snap-latch piece cover of organizing the fagging two ends be inserted in to the engaging groove of left/right panel, therefore, also more time-consuming, effort in its combination operation.When using because of this structure commonly used again, because only fix by snap-latch piece between fagging and panel, therefore, the structure steadiness is relatively poor, has to separate the situation generation of dropping, and this structure is influenced by external force easily and is out of shape again.Moreover, other has a creation commonly used to be the structure design of travelling bag expander, as shown in Figure 3, Figure 4, this kind common structure is formed a rectangle by two plate bodys that are the  type to cover, wherein the  shape plate body in this outside is provided with a Zhe line in its edging middle section, both sides, the ora terminalis place of inboard again  shape plate body is provided with hook portion, can utilize the formed hook portion fit of a rubber band and outside plate body, making it the plate body that this two couple overlaps into the shaped as frame shape can interlock flat folded, utilize the elastic force effect of this rubber band again, two plates can be strutted.Yet, because this common structure is made up of two members that are  shape, and must make two members be sheathed cooperation during combination, therefore, also time-consuming on combination, the efficient used, effort, the practicality of not having.And because comparatively complicated on its structure design, therefore, the manufacturing cost burden of cutting out processing is bigger, and the value that its industry is utilized is not high yet.

For this reason, the purpose of this utility model provides the structure of expander in a kind of bag, cutting plate face and the edging that moulding has a bag shape by one on the cardboard forms, mat one rubber band will be located at hook sheet and the hook portion fit on the edging, expander is received Zhe become flats to insert in the haversack, the elastic force of mat rubber band flicks expander and makes haversack become the expansion shape to prop up.

The utility model is achieved in that it cuts plate face and the edging that moulding has a bag shape by one on the cardboard and forms, and mat one rubber band will be located at hook sheet and the hook portion fit on the edging.

Described on a cardboard one cut the plate face that moulding has bag shape, dual-side edging and bottom edging, wherein the top of this both sides edging place respectively is protruding with the top of the rolling over sheet of pulling that can inwardly break, the appropriate position of nearly below then cuts and forms a hook portion, and the both sides of this bottom edging also are provided with the supporting blade that protrudes and can inwardly break folding, and its ora terminalis place cuts into tool hook sheet, just be positioned at the lower end inner edge of two edgings behind the inwardly stubborn folding of two supporting blades, and the hook portion at its hook sheet and place, the nearly below of both sides edging is linked in hook sheet and hook portion position with a rubber band, the both sides edging of this expander is received Zhe with the bottom edging become flats to insert in the haversack, can become the expansion shape to prop up haversack by the elastic force of rubber band; Described on a cardboard one cut into the plate of tool left and right sides plate and central base sheet, each forms an edging again the both sides of left and right sides plate and central base sheet, and the nearly incision of left and right sides plate four edgings cuts into the hook portion shape, central base sheet both sides edging respectively then cuts into tool hook sheet by four corners of incision, make behind left and right sides plate and the curved at an angle of 90 Zhe of central base sheet, its central base sheet both sides upwards stubborn Zhe edging and left side plate inwardly stubborn Zhe edging outside applying in, and the central base sheet edging sheet of rising to the bait can be linked in hook portion on the plate edging of the lateral surface left and right sides by a rubber band, this expander is placed in the travelling bag toward interior Zhe is flat, can becomes the expansion shape to prop up in travelling bag by the elastic force of rubber band.

The utility model has the advantages that: the improvement structure of expander in a kind of bag of the utility model, owing to be to cut shaping by one, can reduce manufacturing cost significantly, thereby help inter-industry competition, and expander flicks the back and takes out the words that weigh Zhe if can't help in the bag, be can not be subjected to the external force effect and pushed back, therefore, the utility model is one really and has practicality and creationary design.

Following drawings and Examples will further help to understand the utility model.

Description of drawings:

Fig. 1 is the scheme drawing before a kind of expander commonly used does not strut.

Fig. 2 is the scheme drawing after a kind of expander commonly used struts.

Fig. 3 is the scheme drawing before another kind of expander commonly used does not strut.

Fig. 4 is the scheme drawing after another kind of expander commonly used struts.

Fig. 5 is the planar development scheme drawing of the utility model one embodiment expander.

Fig. 6 is the three-dimensional appearance scheme drawing of the utility model one embodiment expander.

Fig. 7 is the three-dimensional appearance scheme drawing after the utility model one embodiment expander Zhe closes.

Fig. 8 is the schematic perspective view of the utility model one embodiment.

Fig. 9 is the combination generalized section before the utility model one embodiment expander does not strut.

Figure 10 is the combination generalized section after the utility model one embodiment expander struts.

Figure 11 is the planar development scheme drawing of another embodiment expander of the utility model.

Figure 12 is the three-dimensional appearance scheme drawing of another embodiment expander of the utility model.

Figure 13 is the combination generalized section before another embodiment expander of the utility model does not strut.

Figure 14 is the combination generalized section after another embodiment expander of the utility model struts.

Figure 15 is the schematic perspective view of another embodiment of the utility model.

The number in the figure explanation:

1-expander 10-panel

11,11 '-edging 110,110 '-the top sheet of pulling

111,111 '-hook portion 12-bottom edging

120,121-supporting blade 1201,1211-hook sheet

13-rubber band B-haversack

2-expander 21-left side board

210,211-edging 2101,2111-hook portion

22-right side board 220,221-edging

2201,2211-hook portion 23-central base sheet

230,231-edging 2301,2301 ', 2311,2311 '-the hook sheet

24-rubber band B '-travelling bag

At first see also Fig. 5, shown in Figure 6, an embodiment of expander structure in a kind of bag of the utility model, mainly be that one cuts the plate face 10 that moulding has bag shape on a cardboard, both sides edging 11,11 ' and bottom edging 12, this both sides edging 11 wherein, 11 ' top place respectively be protruding with the top that can inwardly the break Zhe sheet 110 of pulling, 110 ', the appropriate position of nearly below then cuts and forms a hook portion 111,111 ', and this bottom edging 12 also forms the supporting blade 120 that protrudes and inwardly break folding in its both sides, 121 ', two supporting blades 120,121 ora terminalis place cuts into tool hook sheet 1201,1211 shapes, make when this two supporting blade 120, just be positioned at both sides edging 11 behind the 121 inwardly stubborn Zhe, 11 ' the lower end inner edge, and its hook sheet 1201,1211 with both sides edging 11, the hook portion 111 at place, 11 ' nearly below, 111 ' be linked in hook sheet 1201 with a

rubber band

13,1211 with hook portion 111,111 ' position.

Close about Zhe of the present utility model, at first with the inwardly stubborn Zhe of the supporting blade 120,121 of bottom edging 12 both sides, hook portion 111,111 ' effect because of rubber band 13 fit hook sheets 1201,1211 and both sides edging, both sides edging 11,11 ' is immediately curved inwardly by drawing, being pulled in the protrusion top of both sides edging 11,11 ' top, sheet 110,110 ' inwardly Zhe goes into again, and whole expander 1 can be received Zhe and become flats (as shown in Figure 7).

When the utility model uses (as Fig. 8-shown in Figure 10), be that expander 1 plane of receiving behind the Zhe is inserted among the haversack B of pressing shape, and, can make expander 1 unlikely the flicking of this flats because of haversack B is arranged with the restriction of packing polythene bag outward.And after taking the packing polythene bag apart haversack B is taken out, as long as with its up-down vibration, the expander 1 of this flats promptly can because of the elastic force of rubber band 13 automatically with both sides edging 11,11 ' and bottom edging 12 outwards strut, sheet 110,110 ' promptly can become one 90 ° Zhe angle holding plate face 10 and pull in the top that both sides edging 11,11 ' top bend inwards, it is unlikelyly inwardly contracted, haversack B can become to expand shape and tool bandwagon effect.

In addition, mat is by same principle of the present utility model, and another embodiment can be applicable in the another kind of travelling bag B ', shown in Figure 11,12.This expander 2 is that one cuts into and has left and right sides plate 21 on a cardboard, 22 and the plate of central base sheet 23, left and

right sides plate

21,22 with the both sides of central base sheet 23 each forms an edging 210 again, 211,220,221,230,231, and left and

right sides plate

21,22 4 edgings 210,211,220,221 nearly incision cut into

hook portion

2101,2111,2201,2211 shapes, and central base sheet 23 both sides edgings 230,231 respectively lean on four corners of incision then to cut into tool hook sheet 2301,2301 ', 2311,2311 ' shape, make when left and

right sides plate

21,22 with the curved at an angle of 90 Zhe of central base sheet 23 after, the edging 230 of the upwards stubborn Zhe in its central base sheet 23 both sides, 231 with left side plate 21, the edging 210 of 22 inwardly stubborn Zhe, 211,220,221 in one the outside fit, and central base sheet 23 edgings 230,231 sheets 2301 of rising to the bait, 2301 ', 2311,2311 ' can be linked in lateral surface left and right sides plate 21 by a

rubber band

24,22 edgings 210,211,220, hook portion 2101 on 221,2111,2201,2211, with central base sheet 23 and left and

right sides plate

21,22 each edging 210,211,220,221 after closing toward interior Zhe, can make left and

right sides plate

21,22 is flat with 23 one-tenth smooth Zhe of central base sheet, insert again in the travelling bag B ' that becomes to flatten shape (as shown in figure 13), and the restriction of packing polythene bag is arranged outward because of travelling bag B ', can make the flat expander of this smooth Zhe 2 unlikely flicking, and desire to make travelling bag B ' one-tenth to expand when showing, from the packing polythene bag, take out travelling bag B ' and up-down vibration, promptly can make expander 2 left and right sides plates 21, the elastic force of 22 mat rubber bands 24 props up travelling bag B ' (as Figure 14, shown in 15).

Claims

1, the structure of expander in a kind of bag, can fold into flats or flick the plate face that is definite shape by one and form, it is characterized in that it cuts plate face and the edging that moulding has a bag shape by one on the cardboard and forms, mat one rubber band will be located at hook sheet and the hook portion fit on the edging.

2, the structure of expander in the bag as claimed in claim 1, it is characterized in that one cuts the plate face that moulding has bag shape on a cardboard, dual-side edging and bottom edging, wherein the top of this both sides edging place respectively is protruding with the top of the rolling over sheet of pulling that can inwardly break, the appropriate position of nearly below then cuts and forms a hook portion, and the both sides of this bottom edging also are provided with the supporting blade that protrudes and can inwardly break folding, and its ora terminalis place cuts into tool hook sheet, just be positioned at the lower end inner edge of two edgings behind the inwardly stubborn folding of two supporting blades, and the hook portion at its hook sheet and place, the nearly below of both sides edging is linked in hook sheet and hook portion position with a rubber band, the both sides edging of this expander is received Zhe with the bottom edging become flats to insert in the haversack, can become the expansion shape to prop up haversack by the elastic force of rubber band.

3, the structure of expander in the bag as claimed in claim 1, it is characterized in that on cardboard one cuts into the plate of tool left and right sides plate and central base sheet, each forms an edging again the both sides of left and right sides plate and central base sheet, and the nearly incision of left and right sides plate four edgings cuts into the hook portion shape, central base sheet both sides edging respectively then cuts into tool hook sheet by four corners of incision, make behind left and right sides plate and the curved at an angle of 90 Zhe of central base sheet, its central base sheet both sides upwards stubborn Zhe edging and left side plate inwardly stubborn Zhe edging outside applying in, and the central base sheet edging sheet of rising to the bait can be linked in hook portion on the plate edging of the lateral surface left and right sides by a rubber band, this expander is placed in the travelling bag toward interior Zhe is flat, can becomes the expansion shape to prop up in travelling bag by the elastic force of rubber band.