JPH04501098A - Container for filling substances into a film bag consisting of a film bag inside a folding box - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] A container for filling a substance into a film bag consisting of a film bag inside a folding box. vessel The present invention provides a film bag housed within a folding box formed from a box blank. This invention relates to a container for filling a substance into a container.

This type of bag-in-box container is used to contain various amounts of liquid. be done. i.e. those for food, especially beverages, and dishwashing detergents, lubricants, etc. Containers such as These containers contain bags containing the material to be filled. Only the container needs to be manufactured from high-quality plastic material; the rest of the container, especially Make parts that absorb mechanical stress out of inexpensive cartons or corrugated paper, etc. It has the advantage of being able to In this regard, closures should be removed during transport of such containers. Can remain inside the carton or present the stopper as a separate element to the consumer. and the consumer can attach it to the container.

Take out the closure element and attach it to the folding box and insert the closure element inside the bag installation is often complicated, misleading and difficult for the user. Despite available textual and pictorial explanations, many consumers It is often too difficult.

The problem of the invention is to assemble the container in its final state in a short time in a factory. Our aim is to provide possible solutions.

According to the invention, this problem is solved by the injection of the bag housed inside in the state of use. and/or an apex with an opening symmetrical to the fold for receiving a closed system. A flap part is provided on the folding box blank, and the top flap part is attached to the folding box blank when assembled. One area of the top flap section folds into another area of the top flap section along the crease. by means of containers of the first type mentioned, in which the opening is covered at the fold. achieved.

The effect of the top flap part as a double wall with an opening on one side in use is as follows: This opening not only satisfies the various requirements of a closed system, but also provides a double-walled area in the stressed area. The openings make the material that forms the folding box thinner, as it can provide structure. It is also possible.

In another embodiment of the invention, the other top flap portion includes a box bracket. A free closing end for closing the free end of the opening when the rank is assembled. It is provided. This greatly simplifies assembly work at the factory.

That is, the folding boxes are assembled and secured by hot melt gluing or other means. the inner bag closure system can be inserted into one opening in one top. the top is lowered to the closed position and the other closing flap opens the insertion opening for the removal valve. Not only will we close the folding boxes, but we will also close the folding boxes.

In another aspect of the invention, the top region is at least double walled in use. Another top flap portion is provided on the box blank so that the box blank has a top flap portion. these peaks The flap part can be designed as an adhesive flap by known methods, They meet in the center and have a width that covers the entire upper surface of the container. penetrate the bag An opening can be punched out for this purpose.

Another aspect of the invention provides an opening for receiving a closure element of a bag contained therein. The opening is located at the outer edge of the folding box for easy handling. Features. For square folding boxes, near the edge between the top surface and one narrow side. It is best to provide an opening.

In yet another embodiment of the invention, a side wall of the folding box diagonally opposite the injection opening is used. It is double-walled when in use. According to this aspect, for example, the By doing so, a handle can be provided on the side wall.

Yet another embodiment of the invention for the same purpose is a flanged material for forming double sidewalls of a blank. openings and folds in opposite directions that overlap each other in use It is characterized by being provided with.

This allows the grip opening with reinforced edges to be directly connected to the handle from the double sidewall material. can be placed in the container.

Another aspect of the invention is the closure and injection elements that are to be rotated during handling. The opening of the top flap is rectangular in order to receive the water. Since the element has a rectangular opening, rotation as a whole is prevented.

The invention will be explained below by way of example with reference to the accompanying drawings. Figure 1 shows the present invention The box blank for the container is shown.

FIG. 2 shows another embodiment of the top flap opening.

FIG. 2a shows another top flap configuration corresponding to the opening of FIG. 2. FIG.

FIG. 3 is a partial cross-sectional view of a container with an injection spout.

FIG. 4 is a partial view of the side wall with folds diagonally facing the injection spout; .

Figure 5 shows the punched wall area of Figure 4 folded to form the grip opening. state.

FIG. 6 shows another state of the grip opening.

In order to form a rectangular parallelepiped container, the parts indicated by reference numeral 1 in FIG. 1 and shown in FIG. The box blank shown schematically in the diagram is from left to right in the illustrated manner. to the first adhesive flap 2 for the side wall, the side wall 3, the narrow side wall 4, the side wall 5, and In the assembled state there is a further bottom which directly corresponds to the first adhesive flap 2 and at its end. and another adhesive flap 6 provided with a top flap and a top flap. . In the embodiment shown in FIG. 1, the flaps include lower bottom flaps 7 and 8. , there is a flap 9 forming a bottom together with the flap 10 of the adhesive flap 6, The upper part of the rank has, from left to right, a first top flap 11 and a second top flap 11; The flap portion 12, another top flap 13 and its structure are described below. There is a top flap portion 14 that includes a top flap.

The top flap portion 12 has a ring symmetrical about the fold indicated by reference numeral 16. An aperture designated by reference numeral 15 having a contour is provided. The mode shown in Figure 1 Thus, the aperture 15 is substantially rectangular with corners near the fold line. in packaging condition The upper portion 12a of the top flap 12 has a diagonal line portion 12 along the fold line 16. It is bent 180° to b and glued there if necessary. This allows the inside of the folding box to of a liquid container as a film bag 19 housed on the side (as schematically shown) ) An insertion opening 15b (FIG. 3) is formed on one side for closing.

Top flap portions 11 and 13 each have an opening 15b in the assembled state. It has a semicircular opening 20 corresponding to . The top flap portion 12a is the top flap portion. The open end of the opening 15b after being bent over the opening 12b is inserted into the opening 15b with the closing element 18. After insertion, it is closed by the free closing end 21 of the top flap section 14.

Figures 2 and 2a illustrate the insertion of the round closure element without fixing it in the axial position. The round opening 15a is shown in a state in which the opening 15 or 1 can be used. 5b fixes the corresponding closure element in position and prevents rotation. This is a closed step. It is particularly suitable in the case of screws or rotatable closing taps.

In order to form a handle, the closure element, i.e. the injection opening 18, is fitted obliquely in the state of use. The perforation lines and folds are reversed on the narrow side walls consisting of facing flaps 2 and 6. Formed by two punchings of flaps 2 and 6 located in opposite directions A grip opening is provided. In use, the inner flap 2 is a punched flap. There is a substantially extending upwardly extending portion 24 that can be folded inward as shown in FIG. It has a U-shaped punching line 22 and a fold line 23.

On the other hand, the outer flap 6 in the use state where it is glued to the flap 2, for example. The punch line 25 extends downwardly and there, as shown in FIGS. 5 and 6, and two folds 26 and 27 that can be folded upward. 2 The folds of the book can bridge the thick part of the box wall of flap part 2. Ru. The final state is shown in FIG. The opening in this state can serve as a handle and can The hydraulic pressure inside 19 causes this opening to flap as shown by the double-headed arrow in FIG. Closing via element 24. The flap 24 is punched out below the opening 25. That is, to the outer wall 6 indicated by the dashed line in FIGS. 5 and 6 of the double-headed arrow 28. The fold line 23 is punched out so that the flap 24 can be easily folded back in the direction of It can be seen that it is provided at a lower position than the end 25.

As shown in FIGS. 1 and 2, openings 15 and 15a are provided for ease of dispensing. It is placed near the end of the folding box 2 (29 in FIG. 3).

FIG, 4 FlG, 5 international search report international search report

Claims (8)

[Claims] 1. Items in film bags housed inside folding boxes made from box blanks. A container for filling a folding box blank with for receiving the infusion and/or closed system (18) of the contained bag (19); , a top flap portion (12) having an opening (15) symmetrical to the fold line is provided. one area of the top flap section (12) in the assembled state. (12a) along the fold line to the other area (12b) of the top flap portion (12). A container characterized in that it is folded over and the opening (15) is uncovered at the fold. 2. Assemble the box blank (1) to the other top flap part (14) a free closing end (21) so as to close the free end of the opening (15) in the upright position; 2. The container according to claim 1, wherein the container is provided with: 3. Blank (1) such that the top area is at least double walled in use condition 3. The top flap part (11, 13) is provided with a further top flap part (11, 13). container. 4. an opening for receiving the closure element (18) of the bag (19) housed inside; The opening (15) is located at the outer edge (29) of the folding box for easy handling. The container according to any one of claims 1 to 3, wherein the container is 5. The side walls (2, 6) of the folding box diagonally opposite the injection opening (18) are in use. The container according to any one of claims 1 to 4, which has a double wall. 6. In use state, attach the flaps (2, 6) of the blank for forming the double side wall. The openings (22, 25) that open in opposite directions and overlap each other and the folds form the handle. 6. A container according to any one of claims 1 to 5, which is arranged to provide. 7. the opening (15) of the folded top flap (12) is substantially rectangular; A container according to any one of claims 1 to 6. 8. another top flap (14) corresponding to one side of the injection opening in the state of use; 1 . The injection opening ( 15 ) is provided with a protruding region ( 21 ) that engages with the injection opening ( 15 ). 8. The container according to any one of .