JPH078252U - Container with inner stopper that also serves as a nozzle - Google Patents

Abstract

(57) [Summary] [Purpose] The inner stopper, which is always securely fitted and fixed to the container body, can be easily removed after the contents are used, and is suitable for reuse of the container body. We propose a container with an inner plug that also serves as a nozzle, which can prevent the liquid from entering the cap even if it is showered with cooling water during filling. [Structure] Inner-outer double cylindrical portion 10 that hangs from the lower end of a screw cylinder 8 with a nozzle through a wall portion 9 to the container neck 6
The inner plug 3 which is fitted and attached is provided, and the thin plug 17 formed by providing the deep groove 16 in the outer cylinder 10b provides the inner plug 3
It was configured to be easily removed from the container body 2. In addition, the inner ring is normally prevented from being unintentionally removed by the reinforcing ring 4 covering the outer surface of the outer cylinder 10b, and the lower end of the cap peripheral wall 27 is watertightly protected by the special shape of the ring 4.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a container with an inner stopper that also serves as a nozzle.

[0002]

[Prior art] [Problems to be solved by the device]

 The container body that erects the mouth and neck, the inner and outer double cylinders that hang down from the lower end of the screw cylinder with the nozzle through the wall to the inner and outer surfaces of the mouth and neck, and the inner plug that also serves as the nozzle. It consists of a cap with a peripheral wall hanging from the outer periphery of the top wall screwed onto the outer surface of the screw cylinder.The inner plug that also functions as the nozzle is made of soft synthetic resin, and the inner surface of the nozzle is a rupturable horizontal plate with a pull ring. A container closed by is widely known.

The above-mentioned conventional container is used by removing the cap and opening the horizontal plate that closes the inner surface of the nozzle by pulling up the pull ring, but after use, it is capped again or the whole is discarded until it is removed. .

Recently, the reuse of resources has been demanded, but it is necessary to surely perform disinfection and cleaning for the reuse, and for that purpose, it is necessary to remove the inner plug from the container body. Will be needed. However, since the inner stopper is intended to ensure the tightness of the container, it is easily fitted so as not to come off from the mouth and neck of the container. It will be necessary.

In addition, when the contents are filled in this kind of container, there is a case where the contents are filled in a heated state, and then, a cooling water or the like is showered on the outer surface of the container. In such a case, there is a possibility that water may enter the inside from the lower end edge of the screwed cap.

The present invention has been made in view of the above points, and the inner stopper is securely fixed to the container body when the container in which the content remains is used, and the inner stopper is easily removed from the container body after the content is used. We propose a container with an inner stopper that also serves as a nozzle, which is convenient because it can be reused as a container, and can prevent liquid from entering the cap even if the cooling water is sprayed after filling the contents. .

[0007]

[Means for Solving the Problems]

 In order to solve the above-mentioned problems, the container according to the first aspect of the present invention protrudes outward from the lower end of the screw tube 8 with the nozzle to the container body 2 that erects the mouth and neck portion 6 and the inner and outer surfaces of the mouth and neck portion 6. A nozzle-combined inner plug 3 fitted with an inner and outer double cylinder 10 that hangs down via a wall 9, and a peripheral wall 21 that covers the outer circumference of the outer cylinder 10b and is fitted and locked inward from the upper end edge. The flange 22 is extended, the lower surface of the flange 22 is placed on the upper surface of the projecting wall portion 9, and the inner surface of the upper surface of the flange 22 is a flat surface 22a, and the outer surface is an inclined surface 22b that descends downward. A reinforcing ring 4 formed on the lower surface of the flange 22, and a cap 5 formed by extending a top wall 28 from an upper end edge of a peripheral wall 27 that is pressed against the flat surface 22a of the flange 22 and screwed to the outer surface of the screw cylinder 8. The inner plug 3 is made of a soft synthetic resin material, and a plurality of deep grooves 16 are vertically provided in the outer cylinder 10b. It is characterized in that the bottom portion is a thin portion 17 which is elastically deformable or rupturable.

In the container according to the second aspect of the present invention, the container body 2 that erects the mouth / neck portion 6, and the wall portion 9 protruding outward from the lower end of the screw cylinder 8 with the nozzle is provided on the inner and outer surfaces of the mouth / neck portion 6. Nozzle inner plug 3 into which an inner / outer double tube portion 10 that is hung down is fitted, and a peripheral wall 27 in which the lower surface abuts the inner edge of the upper protruding wall portion 9 and the outer peripheral surface of the screw cylinder 8 A cap 5 formed by extending a top wall 28 from the upper end edge, and a peripheral wall 21 that covers the outer circumference of the outer cylinder 10b and is engaged and locked. A flange 22 extends inward from the upper edge and the flange 22 A taper tubular elastic piece 30 having its lower surface placed on the outer peripheral portion of the upper surface of the projecting wall portion 9 and having its inner peripheral edge portion pressed against the outer peripheral lower portion of the cap peripheral wall 27 is integrally extended from the inner peripheral edge portion of the flange 22. The inner plug 3 is made of a soft synthetic resin material, and the outer cylinder 10b is made of a composite material. Deep groove 16 and Tate設 a, characterized in that the groove 16 bottom and an elastically deformable or breakable wall thin portion 17 of the.

[0009]

[Action]

 In the inventions of claims 1 and 2, when the cap 5 is unscrewed and the pull ring 15 is pulled up, the nozzle 7 is opened and the contents can be poured out. Screw the cap 5 again while the contents remain.

When removing the inner plug 3 from the neck 6 of the container body after using the contents of the container body, after forcibly pulling up the reinforcing ring 4 and removing it, for example, a screwdriver or the like is used. When the lower end of the outer cylinder 10b is pushed up using a tool, the thin portion 17 at the bottom of the deep groove 16 extends or breaks, and the lower part of the outer cylinder 10b has a large diameter, so that the inner plug 3 can be easily removed. I can.

Further, according to the first aspect of the present invention, even if the cooling water is sprayed in a shower after filling the contents, the lower end edge of the cap 5 is pressed against the flange flat surface 22a of the reinforcing ring 4 and the outer surface of the flat surface 22a. Due to the existence of the inclined surface 22b, the cooling water quickly flows down along the ring peripheral wall 21 and prevents the liquid from entering the cap 5.

Further, according to the second aspect of the present invention, the intrusion of the cooling water into the cap 5 is prevented by the pressure contact of the inner peripheral edge of the taper tubular elastic piece 30 with the lower outer periphery of the cap peripheral wall 27.

When the cap 5 is once removed and screwed again when the contents are used, the inner peripheral edge of the elastic piece 30 is located on the lower surface of the cap peripheral wall 27 and does not contact the outer surface of the peripheral wall 27 again. It becomes clear that 5 was removed.

[0014]

【Example】

 Hereinafter, embodiments of the present invention will be described with reference to the drawings.

FIGS. 1 and 2 show an embodiment of the first invention of the present invention. In FIG. 1, reference numeral 1 shows a container with an inner stopper that also serves as a nozzle. The container 1 is composed of a container body 2, an inner stopper 3, a reinforcing ring 4, and a cap 5.

The container body 2 is made of a synthetic resin such as polyethylene terephthalate or glass, and has a mouth / neck portion 6 standing upright.

The inner plug 3 is made of a soft synthetic resin, and includes an inner cylinder 10a and an outer cylinder 10b from the lower end of the screw cylinder 8 with the nozzle 7 through the outward projecting wall 9 10 is suspended, and the tubular portion 10 is fitted to the inner and outer surfaces of the mouth / neck portion 6. The lower end of the nozzle 7 is closed by a horizontal plate 11, and a thin wire 12 is provided near the outer periphery of the horizontal plate 11 to form an inner surrounding portion as a removing plate portion 13, and a connecting rod from a side portion of the removing plate portion 13. 14 is erected and a pull ring 15 is laid horizontally on the upper end.

In the present invention, an appropriate number of deep grooves 16 are vertically provided on the inner surface of the outer cylinder 10b, and the bottoms of the grooves 16 are formed as thin portions 17 which can be deformed or broken. In the present embodiment, the deep groove 16 is formed in the portion from the lower end of the inner surface of the outer cylinder 10b to the upper end portion, but the present invention is not limited to this, and may be formed in the portion from the lower end to the central portion in the vertical direction. Reference numeral 18 is an engaging projection for engaging the lower surface of the projection 19 provided on the neck 6 of the container body to prevent the inner plug 3 from coming off. Further, if the flange 20 is provided around a predetermined lower portion of the outer surface of the neck portion 6 of the container body, it becomes easier to remove the inner plug 3 with a jig such as a driver.

The reinforcing ring 4 is made of a synthetic resin or the like, and has a flange 22 extending inward from an upper end edge of a peripheral wall 21 which is fitted to cover the outer circumference of the outer cylinder 10b. The surface is placed on the upper surface of the outwardly projecting wall portion 9 and attached to the inner plug 3. In addition, the small ridges 23 provided on the lower portion of the inner surface of the peripheral wall 21 are engaged with the recessed grooves 24 provided on the lower outer peripheral portion of the outer cylinder 10b so as to be forcibly disengageable, and a plurality of circumferentially-provided upper inner peripheral portions of the peripheral wall 21 are provided. The provided vertical ridges 25 are engaged with a plurality of vertical grooves 26 circumferentially provided on the outer circumference of the outer cylinder 10b to lock the peripheral wall 21 to the outer cylinder 10b. Further, a predetermined width of the inner peripheral edge of the upper surface of the flange 22 is formed as a flat surface 22a, and the outside thereof is formed as an inclined surface 22b which is inclined and descends outward.

The cap 5 is made of a synthetic resin or the like, and the lower surface is pressed against the flat surface 22a of the upper surface of the flange 22 of the reinforcing ring 4, and the lower inner peripheral portion is screwed onto the outer peripheral surface of the screw cylinder 8. It has a peripheral wall 27, and a top wall 28 extends from the upper edge of the peripheral wall 27. Further, a seal tube portion 29 that fits in a liquid-tight manner is hung vertically from a predetermined position in the center of the back surface of the top wall 28. In order to improve the sealing property by the pressure contact of the lower surface of the cap 5, the ring 4 may be formed of a relatively soft synthetic resin.

FIGS. 3 to 6 show an embodiment of the second aspect of the present invention. In this embodiment, a ring-shaped recess in which the outer peripheral surface of the upper protruding wall portion 9 of the inner plug 3 is recessed downward. 32 is formed, and the lower surface of the cap peripheral wall 27 screwed into contact with the upper surface of the projecting wall portion 9 inside the recess 32.

Further, an elastic piece 30 in the form of a taper cylinder is integrally formed so that the inner peripheral edge portion is pressed against the outer peripheral lower portion of the cap peripheral wall 27 from the upper end portion of the inner peripheral edge portion of the flange 22 of the auxiliary ring 4. In the present embodiment, a concave groove 31 having an inclined surface that inclines and descends outward is provided around the lower portion of the outer surface of the cap peripheral wall 27, and the inner peripheral edge portion of the elastic piece 30 is pressed into the concave groove 31. As a result, when the cap 5 is removed and screwed again, the inner peripheral edge of the elastic piece 30 is more reliably positioned on the lower surface of the cap peripheral wall 27.

The other structure is the same as that of the embodiment of the first aspect of the invention.

[0024]

[Effect of device]

 As described above, the container of the present invention has the above-described configuration. Therefore, when removing the inner plug that has used up the contents, after forcibly pulling out the reinforcing ring upward, the thin portion at the bottom of the deep groove is removed. The outer cylinder can be enlarged or ruptured to increase the diameter of the outer cylinder, and can be easily removed.

Further, while the content remains, there is no possibility that the thin deep groove will be deformed or broken due to the presence of the reinforcing ring and the inside plug will be inadvertently removed by an external force, so that it can be securely fitted to the container body. is doing.

Even if cooling water is sprayed after filling the contents, the internal cooling water does not enter from the lower end of the cap.

Further, in the container according to the second aspect of the invention, the elastic piece for preventing the intrusion of the cooling water also has a virgin seal function, so that the contents can be prevented from being refilled illegally.

[Brief description of drawings]

FIG. 1 is a longitudinal sectional view of an essential part showing an embodiment of the present invention.

FIG. 2 is a perspective view of a main part of the embodiment before mounting a reinforcing ring.

FIG. 3 is a longitudinal sectional view of an essential part showing an embodiment of the present invention.

FIG. 4 is a perspective view of a main part of the embodiment before mounting a reinforcing ring.

FIG. 5 is a perspective view of an essential part of the embodiment.

FIG. 6 is a longitudinal cross-sectional view of a main part of the embodiment after opening the seal.

[Explanation of symbols]

2 ... Container body, 3 ... Inner plug, 4 ... Reinforcing ring, 5 ... Cap, 6 ... Mouth neck portion, 8 ... Screw cylinder, 9 ... Outer protruding wall portion, 10
… Inside and outside double cylinder, 10b… Outer cylinder, 16… Deep groove, 17… Thin portion,
21… Ring peripheral wall, 22… Flange, 22a… Flat surface, 22
b… Inclined surface, 27… Cap peripheral wall, 28… Cap top wall, 30
… Elastic pieces

Claims (2)

[Scope of utility model registration request] 1. A container body 2 which erects a mouth / neck portion 6, and an inner / outer double cylinder portion 10 which hangs outward from a lower end of a screw cylinder with a nozzle 8 to an inner / outer surface of the mouth / neck portion 6 through a wall portion 9. The inner plug 3 also serving as the nozzle, and the outer cylinder 10b, the flange 22 is extended inward from the upper edge of the peripheral wall 21 that covers the outer periphery of the outer cylinder 10b and is engaged therewith, and the lower surface of the flange 22 is extended. The reinforcing ring 4 which is placed on the upper surface of the wall portion 9 and formed on the flat surface 22a on the inner side of the upper surface of the flange 22 and on the slanted surface 22b slanting downward on the outer side, and the flat surface of the flange 22. A peripheral wall 27 in which the lower surface is pressed against 22a and screwed to the outer surface of the screw cylinder 8
The inner wall 3 is made of a soft synthetic resin material, and a plurality of deep grooves 16 are vertically provided in the outer cylinder 10b. 16 A container with an inner stopper that also serves as a nozzle, characterized in that the bottom portion is a thin portion 17 that is elastically deformable or rupturable. 2. A container body (2) standing up the mouth / neck section (6), and an inner / outer double cylinder section (10) hanging downward from the lower end of a screw cylinder (8) with a nozzle to the inner and outer surfaces of the mouth / neck section (6) through a wall section (9). The inner plug 3 also serving as the nozzle, and the peripheral wall 27 in which the lower surface abuts the inner edge of the upper surface of the outwardly projecting wall portion 9 and is screwed to the outer surface of the screw cylinder 8.
A cap 5 formed by extending a top wall 28 from the upper end edge, and a peripheral wall 21 that covers the outer circumference of the outer cylinder 10b and is fitted and locked thereto. A flange 22 extends inward from the upper end edge and the flange 22 The lower surface is placed on the outer peripheral surface of the upper surface of the projecting wall portion 9, and
The cap peripheral wall 27 comprises a reinforcing ring 4 integrally formed with a taper tubular elastic piece 30 whose inner peripheral edge portion is in pressure contact with the inner peripheral edge portion of the cap 22, and the inner plug 3 is made of a soft synthetic resin material. And a plurality of deep grooves 16 are vertically provided in the outer cylinder 10b, and a bottom portion of the grooves 16 is a thin portion 17 which is elastically deformable or breakable.