CN2376218Y

CN2376218Y - Built-in type extendible knapsack

Info

Publication number: CN2376218Y
Application number: CN 99226434
Authority: CN
Inventors: 何泰冀
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-04-28
Filing date: 1999-04-28
Publication date: 2000-05-03
Anticipated expiration: 2009-04-28

Abstract

The utility model provides a built-in type extendible knapsack, which comprises a main knapsack body provided with a zipper type opening, two shoulder straps are arranged on the back of the main knapsack body; the front-lower part of the main knapsack body is provided with an extendible bag, wherein, the front part of which has an open bag opening matched with a bag cover; the other end part corresponding to the extendible bag and the bag opening is a bottom bag opening sewed with a bottom bag plate, wherein, the area of the bottom bag plate is larger than that of the bottom bag opening, and the periphery of the bottom bag plate is sewed with the periphery of the bottom bag opening; the bag side cloth of the extendible bag is circularly provided with a zipper, wherein, the boot ends of the two rack rails are connected, and the rear parts of the two rack rails are respectively sewed at the bag side cloth in a preset distance; as the zipper is opened and closed, the inner containing space of the extendible bag can be changed.

Description

The hidden telescopic haversack

The utility model relates to a kind of bag, particularly a kind of collapsible or distensible bag.

Sack is people's indispensable important items in life, and in order to meet function and demand attractive in appearance, its pattern is ever-changing, at present, sell a kind of both shoulders formula haversack that can carry on the back rearward on the market, because the user can support the weight of bag with both shoulders and back, so haversack can take up more thing, bears also unlikely too tired, and when bearing sack, both hands again can be free movable, and are quite convenient, because of its convenience and practicality are liked it for masses always.

Yet though present haversack size has different sizes, the inner space of each haversack all is changeless, the taking up the space and can not adjust to changed conditions of bag, and the bags that what and the size that the user must look article selected different sizes take up.Suddenly increase if run into amount of commodity, when the haversack of former use took up inadequately, those article that can not load must look for sack to take up in addition, quite inconvenience.And the little sack in space is to take up big article, and the sack of large space takes up in a small amount or during the small size article, whole sack seems slack and undisciplined, outward appearance is extremely plain, and when bearing, article move rolling in bag also makes the toter feel under the weather, even the possibility of the article of damaging is arranged.

The purpose of this utility model is that a kind of hidden telescopic haversack will be provided, and it can adjust the interior dress space of haversack simply and easily, and to adapt to difference amount and the size that takes up article, article can be subjected to excellent protection, also feels comfortable when the user bears simultaneously.

Utility model is achieved in that the other end of flexible bag and its pkt. flap correspondence is a bag end mouth, and the mouth seam is put one bag of egative film at the bottom of bag, the area of bag egative film greater than bag at the bottom of mouth, its periphery be seam solid at the bottom of bag the mouth periphery; Ring is established a slide fastener on the bag limit cloth of flexible bag, and the butt of two rack rails of slide fastener links to each other, and then puts on the cloth of bag limit to stitch respectively at a distance of preset distance thereafter.

The utility model is established zipper with bag egative film and ring, the interior dress space of flexible bag can flexibly be adjusted according to amount and size that the user takes up article, and the method for adjusting is very simple and convenient, as long as opening of slide fastener of control closed, saves trouble again fast; And can take up the article of a great deal of in the haversack with suitable capacity, and article can be satisfied hold in haversack, be difficult for getting rid of rolling and collision each other, article can be subjected to the excellent protection effect, also feel comparatively comfortable when the user bears simultaneously.

The concrete structure of utility model is provided by following examples and countersign thereof.

Fig. 1 is a shaft side figure of the present utility model.

Fig. 2 is the breakdown schematic diagram () of Fig. 1 structure.

Fig. 3 is the breakdown schematic diagram (two) of Fig. 1 structure.

Fig. 4 is the breakdown of Fig. 1 structure and takes up schematic diagram.

Fig. 5 is the cutaway view () of Fig. 1 structure.

Fig. 6 is the cutaway view (two) of Fig. 1 structure.

Referring to figs. 1 through Fig. 6, the hidden telescopic haversack has a main bag body 10, and the end face of main bag body 10 is striden and established an opening and seam is put a slide fastener 12; The back side of main bag body 10 is provided with two shoulder belts 13, and for wearing the both shoulders portion that hangs over the user, top, the back side is established one in addition and carried ear 14, for user's drawings haversack.Top, main bag body 10 fronts is provided with several zero packs 15, for placing scattered small article.Below main bag body 10 fronts, be provided with a flexible bag 20.

The periphery of flexible bag 20 forms with bag limit cloth 21 systems of enclosing of tool preset width; The place ahead of flexible bag 20 is the sack that a standard-sized sheet is put shape, and sets a pkt. flap 22, and the sack of the base of pkt. flap 22 and flexible bag 20 links to each other, and the corresponding side seam of other peripheries and sack is put a slide fastener 23, and mat slide fastener 23 makes pkt. flap 22 and the combination of flexible bag 20 sacks or opens.When particularly opening, the opening of flexible bag 20 is standard-sized sheet and puts shape, the convenient article of putting.Mouth at the bottom of the other end of flexible bag 20 and pkt. flap 22 correspondences can be referred to as bag, the mouth seam is put one bag of egative film 24 at the bottom of bag, as the separation of main bag body 10 and flexible bag 20 inner spaces; The area of bag egative film 24 greater than bag at the bottom of mouth, but its periphery to be seam solid at the bottom of bag mouth periphery, mat bag egative film 24 has enough areas and can protrude out to the inner space of main bag body 20, so can increase the interior dress space of flexible bag 20 in good time.

Bag limit cloth 21 mouth place ring at the bottom of its bag of flexible bag 20 is established a slide fastener 25, and the butt of about 25 two rack rails 251,252 of slide fastener links to each other, and then puts on bag limit cloth 21 to stitch respectively at a distance of preset distance thereafter.When slide fastener 25 drawings, 21 of bag limit cloth between two rack rails 251,252 are folding bag 20 inside of going into to stretch inwardly; As slide fastener 25 is drawn back, 21 of bag limit cloth therebetween can stretch and be emerging in flexible bag 20 surfaces.So opening of mat slide fastener 25 closed, also can change the size in dress space in the flexible bag 20.

With reference to Fig. 5,6, the interior dress space of flexible bag 20 can be changed by the collocation of bag limit cloth 21 and bag egative film 24.Can place when belonging to the article of large volume as ice skate 30 or safety cap 40 etc. for haversack, the slide fastener of the bag 20 that stretches can be drawn back, the flexible bag 20 that stretches makes the degree of depth of its expansion sack, can provide enough spaces to place above-mentioned article; And when placing article, the bag egative film 24 of flexible bag 20 also can be strutted by article and protrude out to the inside of main bag body 10, and mobility ground changes the space of flexible bag 20, makes flexible bag 20 can put the article of various different sizes.

Bag egative film 24 is except having the effect of adjusting flexible bag 20 spaces, and it also is one of its usefulness at interval.Above-mentioned flexible bag 20 can place various for haversack the bigger article of volume, therefore in tourism, use this haversack that multiple convenience is arranged.Because tourism the time is often carried many clothes and changed and wear, but the clothes that passes often can not clean at any time and dry, and all is that it is put together usually, takes cleaning at last home.But common people will receive dress with the clothing of crossing with plastic bag mostly to get up to insert in the bag again, but dirty linen and clean clothing are seated in the same space, down less importantly put dirty linen again or get clean clothing when using, often need all clothings are taken out one by one, take very inconvenience.Use the utility model just not have the problems referred to above, the user can be placed on dirty linen flexible bag 20 or main bag body 10, and mat bag egative film 24 intercepts clothing, clean be seated in separately in the different bag spaces with the clothing of crossing, it is convenient to pick and place clothing, the receipts lift face is easy.And clothing only is one of example every putting, and other need intercept receives whole article and also can flexiblely use.

Claims

A kind of hidden telescopic haversack, haversack has a main bag body, main bag body is provided with the zip mode opening, the back side is provided with two shoulder belts, a flexible bag is established in below, main bag body front, and the periphery of flexible bag has the bag limit cloth of preset width, and its place ahead is the sack that a standard-sized sheet is put shape, and set a pkt. flap with slide fastener, it is characterized in that:

A, flexible bag (20) and the corresponding the other end of its pkt. flap (22) be a bag end mouth, and the mouth seam is put one bag of egative film (24) at the bottom of bag, the area of bag egative film (24) greater than bag at the bottom of mouth, its periphery is to stitch mouth periphery at the bottom of bag admittedly;

The bag limit cloth (21) of b, flexible bag (20) is gone up ring and is established a slide fastener (25), and the butt of two rack rails (251,252) of slide fastener (25) links to each other, and then puts on bag limit cloth (21) to stitch respectively at a distance of preset distance thereafter.