KR101678832B1 - Drinks container of over packing type for water leakage prevention using various material - Google Patents

Abstract

The present invention relates to a leak-proof over-packing type beverage filling container using different materials, and more particularly, to a beverage filling container with a leak-proof over-packing type which uses different materials so that upper and lower caps are over-packed to each other, In the case of the upper cap in which the beverage is filled, the lower end is rounded at the outer periphery to be able to be removed from the injection mold and to be inserted for fastening the lower cap. In the case of the lower cap, Packed beverage filling container using a different material which can prevent the deformation of the joint part while preventing the leakage by the over-packing due to the double material by using the material of the part which is different from the body part .

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an overpack-

The present invention relates to a leak-preventive over-packing type beverage filling container using a heterogeneous material which can be surely sealed without leaking the entrance of a container filled with beverage.

Generally, a container containing various drinks such as carbonic acid has a structure in which a beverage is stored in the container or an inlet for communicating with the inside of the container for discharging the stored beverage, So that the cap attached to the container is opened to drink the beverage in the container.

However, the conventional beverage container containing such a beverage has a problem in that the structure for blocking or separating the injection port with the stopper is complicated or not hygienic.

That is, in the case of using a stopper for sealing an injection port of a beverage container containing a conventional beverage, the outer stopper of the iron stopper is pressed in a state that the outer stopper is accommodated in a state that the injection port of the container is covered with a sealing material. There is an inconvenience that it is necessary to use a separate opening tool and corrosion of steel is unsanitary.

When a beverage container and a cap accommodating a beverage are used as a resin material, a spiral groove and a protrusion are formed on the outer periphery of the outer periphery of the injection port of the beverage container and the inner periphery of the cap to form a spiral connection. There has been a problem in that the stopper is opened and closed due to the complicated structure and the rotation of the swivel.

Korean Patent Publication No. 2002-0093704 (December 16, 2002) Korean Patent Publication No. 10-2015-0042209 (2015.04.20.)

SUMMARY OF THE INVENTION The present invention has been conceived to solve the problems as described above, and it is an object of the present invention to provide a structure capable of reliably preventing leakage of a filled beverage by over-packing the upper and lower caps after the beverage filling At the same time, in the case of the upper cap in which the beverage is filled, it is possible to form a groove for over-packing and to remove the cap from the injection mold. In addition, the lower cap serving as a cap can be easily fastened, In the case of the lower cap, a plurality of materials are integrally formed to over-seal the upper cap while preventing the shape of the lower cap coupled with the upper cap or the upper cap from being deformed. .

Other objects and advantages of the present invention will be described hereinafter and will be understood by the embodiments of the present invention. Further, the objects and advantages of the present invention can be realized by the means and the combination shown in the claims.

In order to solve the above-mentioned problems, the present invention provides a storage space for filling a beverage in a longitudinal direction, and a groove (11) for over packing is formed on the inner circumference of the opened one end, An upper cap (10) in which the upper cap (10) is formed; The upper end of the upper cap 10 is coupled to the opened end of the upper cap 10 so that the upper end outer periphery of the upper cap 10 is coupled with the upper end of the upper cap 10 by being over- A lower cap 20; And a control unit.

As described above, the present invention has an effect that the upper cap and the lower cap are sealed with each other by over-packing between the upper and lower caps.

Further, the present invention has the effect of facilitating the forced removal from the injection mold and the fastening of the lower cap by rounding the inner periphery of the upper cap filled with the beverage.

Further, in the case of the lower cap sealing the upper cap, the double material is used to securely seal the beverage filled in the upper cap and to prevent deformation of the upper portion fitted to the lower cap and the upper cap coupled thereto It is effective.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded view of an embodiment of a leak-resistant over-packing beverage filling vessel using different materials according to the present invention. FIG.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an overpack type beverage filling container.
3 is a view of an embodiment showing a bottom cap of a leak-preventive over-packing type beverage filling container using different materials according to the present invention.
FIG. 4 is a perspective view of an embodiment of a leak-resistant over-packing beverage filling container using different materials according to the present invention. FIG.

Before describing in detail several embodiments of the present invention, it will be appreciated that the application is not limited to the details of construction and arrangement of elements set forth in the following detailed description or illustrated in the drawings. The invention may be embodied and carried out in other embodiments and carried out in various ways. It should also be noted that the device or element orientation (e.g., "front,""back,""up,""down,""top,""bottom, Expressions and predicates used herein for terms such as "left,"" right, ""lateral," and the like are used merely to simplify the description of the present invention, Or that the element has to have a particular orientation. Also, terms such as " first "and" second "are used herein for the purpose of the description and the appended claims, and are not intended to indicate or imply their relative importance or purpose.

The present invention has the following features in order to achieve the above object.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

According to an embodiment of the present invention, a storage space for filling a beverage is formed in the longitudinal direction, and a groove 11 for over packing is formed at the inner periphery of the opened one end An upper cap 10; The upper end of the upper cap 10 is coupled to the opened end of the upper cap 10 so that the upper end outer periphery of the upper cap 10 is coupled with the upper end of the upper cap 10 by being over- A lower cap 20; And a control unit.

The lower cap 20 includes a body 30 having a plurality of fastening grooves 31 formed in a plurality of longitudinally circumferential grooves on an outer circumference of an upper end thereof and an inner groove 32 formed on an upper surface thereof. A plurality of fastening protrusions 41 corresponding to the plurality of fastening recesses 31 and protruding from the inner circumference of the body portion 30 so as to be fitted around the outer circumference of the upper end of the body portion 30, (40) protruding from the inner periphery toward the center so as to be inserted into the recess (32); And a control unit.

The head part 40 of the lower cap 20 is made of a urethane material having an elastic force so that the head part 40 formed at the outer periphery of the upper part is inserted and fastened to the groove part 11 by over- And the body part 30 in which the head part 40 is inserted is made of PP (polypropylene) material in order to prevent deformation of the head part 40.

The upper cap 10 performs a rounding process on the boundary portion A leading from the groove 11 to the inner periphery so that the upper cap 10 can be forcibly extracted from the injection mold, So that the upper end portion of the insertion portion 20 can be inserted easily.

Hereinafter, a leak-resistant over-packing type beverage filling container 100 using different materials according to a preferred embodiment of the present invention will be described in detail with reference to FIGS. 1 to 4. FIG.

The leak-proof over-pack type beverage filling container using different materials according to the present invention includes an upper cap (10) and a lower cap (20).

The upper cap 10 may have a cylindrical shape in which the inside is hollow in the longitudinal direction and one end (lower end) is opened, and an outer cover having a circular cross section may be integrally formed on the outer periphery of the upper end.

The outer periphery of the head portion 40 of the lower cap 20 to be described later is formed in the groove portion 11 in a ring shape around the periphery of the opening in the lower end portion of the upper cap 10, And is over-packed and coupled.

In the case of the upper cap 10, the lower end boundary portion A, which is the inner periphery of the groove portion 11, is subjected to the rounding treatment, so that the upper cap 10 The mold releasing resistance and the deformation of the upper cap 10 itself are minimized at the time of forced removal (forced removal) from the injection mold. In addition, as the lower end boundary portion A of the groove 11 is rounded, The head portion 40 of the lower cap 20 can be easily assembled to the groove portion 11 of the upper cap 10 by the rounded processing portion.

The lower cap 20 corresponds to the opened lower end of the upper cap 10, and a predetermined length of the upper end is fitted and fixed.

The lower cap 20 includes a body 30 forming a body and a head 40 integrally fastened around the periphery of the upper end of the body 30.

In order to prevent the shape of the head portion 40 from changing when the head portion 40 is fitted in the upper cap 10 and is coupled to the groove portion 11 while the head portion 40 is in the cylindrical shape, a plurality of fastening grooves 31 recessed toward the longitudinal direction for fastening with the head portion 40 are formed around the outer circumference of the upper end portion of the head portion 40 to be described later, which is formed of polypropylene, polypropylene, The plurality of inner grooves 32 are formed on the upper surface so as to be opposed to each other. (The inner grooves 32 are connected to the coupling grooves 31, When the head part 40 corresponds to the outer periphery of the upper end of the body part 30 and is fastened to the body part 30, the upper part of the body part 30 is centered toward the upper surface of the head part 40 So that it has a more protruding shape.

In the case of the head part 40, it corresponds to the periphery of the outer periphery of the upper end of the body part 30, and in the present invention, the elastic part of the elastic part a thermoplastic polyurethane (TPU) is used to make the bottom cap 20 itself of a different material from the body 30, using different materials.

A fastening projection 41 is formed on the periphery of the ring-shaped head portion 40 so as to be fitted to the fastening groove 31 of the body portion 30 along the inner periphery, A plurality of protruding pieces 42 are also protruded from the upper side toward the center so as to be parallel to the ground surface so that the plurality of protruding pieces 42 are inserted into a plurality of inner grooves 32 formed on the upper surface of the body 30 So that they can be engaged with each other.

The outer diameter of the head portion 40 is relatively larger than the inner diameter of the groove portion 11 of the upper cap 10 to which the head portion 40 corresponds and is fitted, 40 are overlapped with the groove 11 of the upper cap 10 to prevent leakage of the charged beverage when the upper cap 10 and the lower cap 20 are assembled to each other, So that the lower cap 20 can be separated by the pressure of the beverage to be filled in the upper cap 10 to prevent the beverage from being leaked.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It is to be understood that various changes and modifications may be made without departing from the scope of the appended claims.

10: upper cap 11:
20: lower cap 30:
31: fastening groove 32: inner groove
40: head part 41: fastening projection
42: projection
A:

Claims (4)

An upper cap (10) having a storage space for filling a beverage in a longitudinal direction, and a groove (11) for over packing is formed at an inner peripheral edge of the opened upper end;
The upper end of the upper cap 10 is coupled to the opened end of the upper cap 10 so that the upper end outer periphery of the upper cap 10 is coupled with the upper end of the upper cap 10 by being over- And a lower cap (20)
The lower cap 20 includes a body 30 in which a plurality of fastening grooves 31 are formed in a plurality of longitudinally circumferential grooves around an outer circumference of an upper end portion and an inner groove 32 is formed in an upper surface of the body portion 30, And a plurality of fastening protrusions 41 corresponding to the plurality of fastening recesses 31 are fitted to the inner circumferential edge of the inner circumferential edge of the inner circumferential edge of the inner circumferential edge of the inner circumferential edge of the inner circumferential edge, And a head portion (40) protruding from the inner peripheral edge toward the central portion so as to be correspondingly inserted,
The head part 40 is made of a urethane material having an elastic force so that the head part 40 formed at the outer periphery of the upper part of the lower cap 20 is correspondingly inserted and fastened to the groove part 11 by over- The body portion 30 in which the head portion 40 is inserted is made of PP (polypropylene) material to prevent deformation of the head portion 40,
The upper cap 10 performs a rounding process on the boundary portion A leading from the groove 11 to the inner periphery so that the upper cap 10 can be forcedly extracted from the injection mold, Wherein the upper end of the container is inserted into the container.
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