JPH1191792A - Spout having liquid spreading function, and paper container for liquid using same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a container which has a liquid spreading function, is economical and is excellent in easy disposability by a method wherein at the time of seaming by screwing, the outer rim of an inner rib which is provided around the top plate rear surface of a screw cap, and the internal side of the tip end of the mouth part of a spout main body which forms a flow rate regulating plate are rubbed with each other. SOLUTION: At the mouth part of a spout main body G, a flow rate regulating plate R having a specified size and a specified number of through holes H in response to a content liquid to be spread, is attached at a location being lower than the outermost tip end in a manner to close the mouth part. In the meantime, around the top plate rear surface of a screw cap C which is seamed by screwing on the spout main body G, a ring-form inner rim I is provided, and the outer rim and the internal side of the tip end of the mouth part of the spout main body G are rubbed, and the liquid is prevented from leaking. This comparatively large-sized spout 10 can be attached on a tilted roof panel of which the area is made larger than a normal gable top carton, and the content liquid of a container can be easily spread by a proper amount.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an easily dispensable and economical spout having a function of spraying pesticides, disinfectants and the like, and a liquid paper container using the same.

[0002]

2. Description of the Related Art Chemicals, such as pesticides and disinfectants, which are sprayed on fields or poured into waterways for insecticide and weeding, and are also used for horticulture and gardening, are glass bottles,
Many in plastic containers have been used. FIG. 4 is a front view and a plan view of a conventionally used liquid container. FIG. 4 (a) shows a container having a pesticide spraying function that has been used so far, and an inner plug N provided with a through hole H at the top of a polyolefin resin bottle.
Is screwed as a separate member, and a screw cap C ′ for sealing the entire head is tightened from above. Further, a label on which the usage, precautionary statements, and the like are described in detail is attached to the cylindrical portion of the body. Therefore, this container
It is composed of four members: a container body, an inner stopper, a screw cap, and a label. FIG. 4 (b) shows a typical liquid paper container with a spout which is widely used mainly in fruit juice beverages and sake, and is a goebel top carton without a spraying function.

[0003]

However, in principle, containers for agricultural chemicals are used only once, and empty bottles after use are obliged to be removed from the cap and incinerated. In this case, in addition to the economical problem of high container cost, there is a problem that volume reduction and incineration are difficult. If the göbel top carton shown in FIG. 4 (b) can be used, it is greatly improved in terms of economy and easy disposal, but there is a problem that it is difficult to attach a spout having a spraying function to the head. This is a liquid paper container of a size that can be held in one hand, and requires a rather large spout to spray an appropriate amount of pesticides, but it is necessary to attach the spout to the roof of the Gebel top carton. This is because there is little space (shown by diagonal lines) in which a blank is left in a single layer. In addition, as shown in the side view of FIG. 4B, there is also a restriction on the space, and when the diameter of the spout becomes large, the height becomes short and it becomes difficult to open the plug. The present invention has been made in view of the aforementioned problems,
Provide a liquid paper container that can be installed with a relatively large-diameter spout, is economical, is easy to dispose by volume reduction and easy incineration, and has a function of spraying liquid such as agricultural chemicals that can reduce the environmental load. With the goal.

[0004]

According to the present invention, there is provided a spout having a liquid dispersing function according to the present invention, comprising: a spout having a spout main body and a screw cap wound around the spout main body. A flow rate adjustment plate having a predetermined size and a number of through holes is formed at a position lower than the foremost portion of the mouth and neck of the outlet body, and the outer periphery of an inner rib provided around the top plate back surface of the screw cap at the time of tightening. The inside of the tip of the mouth and neck is rubbed. In addition, in a spout comprising a spout body and a screw cap wound around the spout body, a through hole of a predetermined size and number is provided at a position substantially flush with the tip end of the mouth and neck of the spout body. Is formed so that the periphery of the back surface of the top plate of the screw cap is pressed by the tip of the mouth and neck portion with a packing material interposed therebetween when the screw cap is tightened. In the liquid paper container using the spout with the liquid spraying function according to the present invention, one of the spouts with the liquid spraying function is formed by forming a horizontal fold line at the upper end of the side wall of the prismatic body having the opposite height difference. At the same time, the folded roof panels connected via diagonal fold lines connecting the ends of the fold lines at the remaining side walls and the remaining side walls are simultaneously folded inward so that the roof panels and the folded roof panels face each other. Heat sealing the inner surfaces, heat sealing the roof panel and the top panel connected to the upper end of the folded roof panel, and molding the vertical or oblique standing side of the lower side wall of the head It is attached to the approximate center of the diagonal roof panel connected to. Further, any one of the spouts with a liquid spraying function may be connected to the roof panel and the remaining side wall connected to the upper end of a side wall of the prismatic body with a height difference therebetween through a horizontal fold line. The folded roof panels connected via diagonal folding lines connecting the ends of the roof panels are simultaneously folded inward to heat seal the roof panel and the facing inner surfaces of the folded roof panels, and the roof panel and the folded roof panel The top panels connected to the upper end of the top panel are heat-sealed, and the heat-sealed top panel is tilted onto a roof panel connected to the higher side wall, and is inclined in substantially one direction obtained by heat sealing. At the approximate center of a roof panel connected to the lower side wall of the head. Furthermore, a straight line that passes vertically through the center of the folded roof panel that is connected to the opposing torso side wall and the upper end of the torso side wall through an oblique fold line, and the straight line branches at a lower portion of the torso side wall. An inverted Y-shaped ruled line consisting of two oblique lines going to both corners of the bottom of the body side wall;
There is provided a volume reducing means which can be folded by a ruled line which connects the intersections of the characters horizontally around a half circle.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in more detail with reference to the drawings. FIG. 1 is an explanatory view of a spout with a liquid spraying function according to the present invention, and a dimensional diagram of an example sample.
First, the present invention according to claim 1 relates to a spout having a liquid spraying function, and a spout 10 having a liquid spraying function according to the present invention comprises a spout main body G and a spout main body G as shown in FIG. The screw cap C is wound around the spout body. A flow rate adjusting plate R is attached to the mouth and neck of the spout body G at a position lower than the tip end so as to close the mouth and neck. The flow rate adjustment plate R is provided with through holes H of a predetermined size and number according to the content liquid to be sprayed. This may be formed by integral molding as shown in this figure, or may be provided by fitting another member. On the other hand, a ring-shaped inner rib I is provided around the back surface of the top plate of the screw cap C wound around the spout body G, and the outer periphery thereof and the inside of the mouth and neck of the spout body G are inside. They are rubbed together to prevent liquid leakage.

A second aspect of the present invention also relates to a spout having a liquid spraying function, and comprises a spout main body G and a screw cap C wound around the spout main body as shown in FIG. Consists of That is, a contact ring B is provided at the tip of the mouth and neck of the spout body G. Then, a flow rate adjusting plate R is attached at a position substantially on the same plane as the front end portion. The flow rate adjustment plate R is provided with through holes H of a predetermined size and number according to the content liquid to be sprayed. This may be formed by integral molding as shown in this figure, or may be provided by fitting another member. On the other hand, a packing material P is fitted in the screw cap C wound around the spout body G in advance, and a contact ring B at the tip of the mouth and neck of the spout body G is screwed with the screw cap C interposed therebetween. Is pressed by the periphery of the back surface of the top plate to prevent liquid leakage. In addition, as the packing material P, a soft polyolefin-based resin, a low-foamed plastic sheet, or the like can be used.

The above-mentioned spout body G according to the present invention is heat-sealed by a method such as ultrasonic sealing between the surface of a flange F provided around the lower portion thereof and the inner surface of a slope panel of a liquid paper container head described later. And attached to the liquid paper container.

A through hole H provided in the flow rate adjusting plate R for spraying an appropriate amount is generally a liquid paper container having an internal capacity of about 500 cc, and has a hole diameter of 2 to 4 mm for a flow rate adjusting plate R having a diameter of 18 to 25 mm. It is preferable to provide 5 to 7 through holes H at equal intervals.

FIG. 2 is an exploded view of a carton blank of a liquid paper container using a spout with a liquid spraying function according to the present invention. The carton blank 20 used in the present invention is shown in FIG.
As shown in the figure, the four body side walls 1 to 4 and the glue allowance 5 are connected via folding lines a to d, and the roof panels 1T, 3T and the folded roof are provided above them via folding line e. Panels 2T and 4T are provided. The fold line e is a horizontal fold line having a height difference between the side walls 1 and 3,
The side walls 2 and 4 form oblique fold lines connecting the ends of the horizontal fold lines. Furthermore, folding roof panels 2T, 4
At T, oblique fold lines g and h extending from both ends of the oblique fold line e to the upper end of the center are provided. Roof panel 1T
And the roof panel 3T has an area almost twice as large, and the wider roof panel 3T is provided with a punched hole U for mounting the spout 10 according to the present invention. This punched hole U
Can be about 15% larger than a conventional göbel top carton, in which both roof panels are the same area, allowing a larger spout 10 to be installed. Top panels 1TP to 4TP are connected to upper ends of the roof panels 1T and 3T and the folded roof panels 2T and 4T via folding lines f. It should be noted here that two types of carton blanks having different heights of the top panel 3TP are prepared, and one is a carton blank A having the same height as the top panel 1TP. The other is a carton blank B which is higher than the top panel 1TP and extends only by the shaded GP.
It is. The two carton blanks 20 relate to the head shape of a liquid paper container using two kinds of spouts with a liquid spraying function according to the present invention, which will be described in the following sections.
Since the bottom of the carton blank 20 used in the present invention is not different from a normal gobel top carton, the description is omitted.

FIG. 3 is a perspective view of a liquid paper container using a spout with a liquid spraying function according to the present invention. The present invention according to claim 3 provides a liquid paper container 3 as shown in FIG.
0, which is referred to as a “modified Gobelsland shape” and is formed from the aforementioned carton blank A. In this liquid paper container 30, the spout with the liquid dispersing function according to claim 1 or 2 forms a horizontal fold line e at the upper end of the side walls 1, 3 of the prismatic body opposite to each other with a difference in height. Roof panels 1T, 3T and the remaining side walls 2, 4 which are connected to each other via diagonal fold lines e connecting end portions of the fold lines e.
T, 4T are folded inward at the same time to make roof panels 1T, 3
T and the inner surfaces of the folded roof panels 2T and 4T facing each other are heat-sealed, and the opposing surfaces of the roof panels 1T and 3T and the top panels 1TP to 4TP connected to the upper ends of the folded roof panels 2T and 4T are heat-sealed. And a diagonal roof panel 3 connected to the lower side wall of the head formed so as to stand vertically or diagonally.
It is attached to substantially the center of T.

According to a fourth aspect of the present invention, there is provided a liquid paper container 30 as shown in FIG. 3 (b), which is referred to as a "deformed gobel press type" and is formed from the aforementioned carton blank B. is there. In this liquid paper container 30, the spout with the liquid dispersing function according to claim 1 or 2 forms a horizontal fold line e at the upper end of the side walls 1, 3 of the prismatic body opposite to each other with a difference in height. Roof panels 1 connected to each other
The folded roof panels 2T, 4T connected at the T, 3T and the remaining side walls 2, 4 via the oblique fold lines e connecting the ends of the fold lines e are simultaneously folded inward to form the roof panels 1T, 3T. Folded roof panels 2T, 4T
The inner surfaces facing each other are heat-sealed, and the opposing surfaces of the roof panels 1T and 3T and the top panels 1TP to 4TP connected to the upper ends of the folded roof panels 2T and 4T are heat-sealed to form a superposed top panel 1TP. ~ 4
The TP is pushed down onto the oblique roof panel 3T connected to the higher side wall, and the roof panel 1T is extended with the extended portion GP of the top panel 3TP (the figure is hidden).
The heat-sealed head has a substantially slanted head, and is attached to a substantially center of a slanted roof panel 3T connected to a lower side wall.

As described above, the roof panel 3 in the “modified Goebel slant type” and the “modified Goebel press type”
T is a spout 10 having a spraying function having a larger diameter than that of a conventional göbel top carton as shown in FIG.
Can be attached. In addition, their appearance can be distinguished at a glance compared to conventional göbel top cartons, and discrimination between products in the göbel top cartons that are established in the food field and products in the non-food field that the present invention aims at. It is effective for conversion. Also, in the "modified Goebelsland type" and "modified Goebel press type", as shown in FIG. 2, they are molded from almost the same carton blank 10,
"Deformed gobel press type" requires a slightly larger carton blank by the extension of the top panel 3TP,
Also, the molding process is lengthened by the process of defeating the polymerized top panel.

The present invention according to claim 5 relates to a means for reducing the volume by folding the liquid paper container 30 according to the present invention after use. As shown in FIG. 2 or FIG. 3, this volume reducing means vertically extends the center of the folded roof panels 2T, 4T connected to the opposite body side walls 2, 4 and the upper end thereof via an oblique fold line e. Inverted Y-shaped ruled line i consisting of a straight line passing through and a diagonal line at the lower part of the body side walls 2 and 4 and diverging toward the bottom corners of the side walls 2 and 4
And a ruled line j that connects the intersections of the inverted Y-shape horizontally and makes a half turn and connects them. When the head is returned to the state of the cylindrical body before molding, the entire liquid paper container 30 is divided into the ruled lines i, It can be folded substantially flat by j. In addition, even when the head is still molded, it can be folded from the middle to the bottom by the ruled lines i and j, and the volume can be considerably reduced.

When the content liquid is sprayed using the liquid paper container 30 using the spout with the liquid spraying function according to the present invention,
By simply removing the screw cap C, the end user can appropriately spray the content liquid through the through hole H provided on the spout body G side. In this case, the liquid paper container 30 is often held with one hand.
By strongly processing the ruled line i for the volume reducing means shown in (a) and (b), when the opposing intersection portion O of the inverted Y-shape is provided, the side wall can be easily turned inward. It can be deformed, and concave portions are formed on both sides of the body, making it easier to hold.

In the liquid paper container using the spout with the liquid spraying function according to the present invention, no label is required,
It is sufficient to combine the three parts of the carton blank, the spout body G, and the screw cap C. Since the spout body G and the screw cap C are supplied as a combined body, it is sufficient to substantially combine two parts. It is easy to manage and the total cost of components is reduced compared to conventional bottles and the like.

In a liquid paper container using a spout with a liquid spraying function according to the present invention, the entire package serves as an information transmission medium, and the printing space is enlarged. In addition, the degree of freedom of printing is high, and printing can be performed by any known printing method such as offset, gravure, flexo, and the like. This eliminates the need for label printing in fine characters, such as the noh of pharmaceutical products, and not only allows easy transmission of information to consumers, but also enhances the design and display effects of beautiful full-color printing. It is possible to have.

[0017]

1 and 2 show an embodiment of a spout with a liquid spraying function and a liquid paper container using the same according to the present invention.
The prototype was produced with dimensions as shown by. The material of the screw cap C and the spout body G of the spout 10 was polypropylene and low-density polyethylene, respectively. Flow adjustment plate R
Is molded integrally with the spout body G, and the number of through holes H is 6,
Each hole diameter was 2.5 mm. The capacity of the liquid paper container 30 using the spout 10 was set at about 500 cc, and the content was filled with an aqueous pesticide comprising 88% of a surfactant and 12% of other components. In addition, the carton blank 20 which has the following two types of laminated structures was used. Printing ink layer / polyethylene 30 μm / bleached kraft paper (285-345 g / m ² ) / polyethylene 20 μm /
Silicon oxide evaporated polyethylene terephthalate film 12
μm / low-density polyethylene 60 μm printing ink layer / polyethylene 30 μm / bleached kraft paper (285-345 g / m ² ) / polyethylene 20 μm /
Aluminum foil 6 to 7 μm / polyethylene terephthalate film 12 μm As a result of actually using the above sample, it could be used easily without a sense of incompatibility as compared with conventional plastic bottle products. Disposal after use includes the ruled line i. It was possible to reduce the volume by 70 to 80% by folding j with the head intact.

[0018]

According to the present invention, a relatively large spout 10 comprising a spout body G and a screw cap C and having a flow rate adjusting plate R having a through hole H on the spout body G side.
By attaching it to a sloping roof panel with an area larger than that of a normal goebel top carton, if the screw cap C is removed, an appropriate amount of the inner solution can be easily sprayed with one hand, and the production cost is reduced by the conventional bottle. Thus, it is possible to provide a package that is less expensive, is excellent as an information medium, and can be folded and reduced in volume after use, and has excellent disposal property and low environmental load. Furthermore, it can be differentiated in shape from the conventional gobel top carton, and the possibility of misidentification of the contents is reduced. You.

[Brief description of the drawings]

FIG. 1 is an explanatory view of a spout with a liquid spraying function according to the present invention, and a dimensional diagram of an example sample.

FIG. 2 is an exploded view of a carton blank of a liquid paper container using a spout with a liquid spraying function according to the present invention.

FIG. 3 is a perspective view of a liquid paper container using a spout with a liquid spraying function according to the present invention.

FIG. 4 is a front view and a plan view of a conventionally used liquid container.

[Explanation of symbols]

1-4 Body side wall 5 Glue allowance 10 Spout with liquid spraying function according to the present invention 20 Carton blank for liquid paper container using spout with liquid spraying function according to the present invention 30 Use spout with liquid spraying function according to the present invention Liquid paper container 1T, 3T Roof panel 2T, 4T Folded roof panel 1TP-4TP Top panel 1B-4B Bottom panel ah Fold line i, j Ruled line B Contact ring C Screw cap C'Conventional screw cap F Flange G Note Outlet body H Through hole I Inner rib K Depressed portion L Label N Partition plate O Intersection of inverted Y character P Packing R Flow rate adjustment plate

Claims (5)

[Claims] 1. A spout comprising a spout body and a screw cap wound around the spout body, the spout having a predetermined size and a predetermined number of holes at a position lower than the most distal end of the mouth and neck of the spout body. With a liquid spraying function, a flow rate adjusting plate having a hole is formed, and at the time of tightening, the outer periphery of an inner rib provided around the back surface of the top plate of the screw cap and the inside of the tip end of the mouth and neck portion are ground. Outlet. 2. A spout comprising a spout main body and a screw cap wound around the spout main body, wherein the spout main body has a predetermined size at a position substantially flush with the foremost part of the mouth and neck of the spout main body. A liquid spraying function, wherein a flow rate adjusting plate having a number of through holes is formed, and at the time of tightening, the periphery of the back surface of the top plate of the screw cap is pressed against the tip of the mouth and neck portion with a packing material interposed therebetween. With spout. 3. The spout with a liquid spraying function according to claim 1 or 2, connected to the upper end of a side wall of the prismatic body having a difference in height via a horizontal folding line. On the roof panel and the remaining side wall, the fold roof panel connected via the diagonal fold line connecting the ends of the fold line is simultaneously folded inward to heat seal the facing inner surfaces of the roof panel and the fold roof panel. A top panel connected to the upper end of the roof panel and the folded roof panel is heat-sealed and formed to stand vertically, and an oblique roof panel connected to the lower side wall of the head. A liquid paper container using a spout with a liquid spraying function, which is attached to substantially the center of a liquid paper container. 4. The spout having a liquid spraying function according to claim 1 or 2, connected to upper ends of side walls of the prismatic body facing each other at different heights via a horizontal folding line. On the roof panel and the remaining side wall, the fold roof panel connected via the diagonal fold line connecting the ends of the fold line is simultaneously folded inward to heat seal the facing inner surfaces of the roof panel and the fold roof panel. Heat sealing the roof panel and the top panel connected to the upper end of the folded roof panel, and lowering the heat sealed top panel onto the roof panel connected to the higher side wall to heat seal. A liquid which is attached to a substantially center of a roof panel connected to the lower side wall of the head which is obtained by inclining substantially in one direction. Liquid paper container using a spout with body spray function. 5. A straight line passing through the center of a facing roof side wall and a folded roof panel connected to an upper end of the roof side wall through an oblique folding line, and the straight line is formed at a lower portion of the roof side wall. Inverted Y-shaped ruled line consisting of two oblique lines branching toward the bottom corners of the body side wall, and a ruled line which connects the intersections of the inverted Y-shaped line by making a half turn around and connecting them can be folded. 5. A liquid paper container using a spout with a liquid spraying function according to claim 3 or 4, further comprising means.