JP2000153863A - Inner plug and cap of liquid spout container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To ensure easy removal of an inner plug by making a longitudinal cut at a lower end of an outer cylinder, making an arcuate cut on a shoulder wall, providing a cut groove connected therewith, and further providing a finger hook on an upper end of a tab formed by the outer cylinder cut and the arcuate cut on the shoulder wall. SOLUTION: A notch 13 is provided at a predetermined position of an outer cylinder 6, and an upper part of a coupling 12 is made into a cut 14 extending longitudinally. An arcuate cut 15 with a predetermined length extending in a predetermined direction connected with the cut 14 is provided along an inner periphery of the outer cylinder 6, wherein the two cuts 14, 15 form a tab 16 on a peripheral wall of the outer cylinder 6. Then, a finger hook 17 is provided at an upper end of a rim on a side of the cut 14 of the tab 16. This constitution allows the tab 16 to be pulled outward with a finger hooked on the finger hook 17 provided at the upper end of the rim on the side of the cut 14 of the tab 16 when the coupling 12 is to be cut for disposal, thus extremely facilitating handling of the tab 16.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid spouting container, and more particularly to a liquid spouting container inner plug which can be easily removed from a container mouthpiece after use, and a cap which covers the inner spout. .

[0002]

SUMMARY OF THE INVENTION In order to recycle a used dispensing container, an inner tube of the inner plug is provided so that the inner plug can be easily removed from the container mouth portion when the container is discarded. A notch is formed in the shoulder wall, a notch continuous with the notch is formed in the shoulder wall, and an inner plug provided with a cutting groove in a predetermined range along the outer cylinder following the cut on the lower surface of the shoulder wall is provided. The liquid injecting container in which the cutting groove in the shoulder wall can be easily cut off by using the knob to remove the inner plug, and the cap that covers the inner plug, are disclosed in Japanese Patent Application No. Hei 10-210, filed by the present applicant. 1585
No. 00.

Conventionally, a stopper-type inner plug in which a removing portion of a partition is removed by a finger ring to open a pouring hole,
The liquid dispensing container having a cap for covering the inner stopper is sold in a line as it is without a sealed package for covering the cap in order to avoid excessive packaging. In such a case, there is a possibility that the user may pick up the product, intentionally remove the cap, open the outer cylinder with the knob of the outer cylinder, cut the connecting part, or tear off the cut groove.

[0004] In view of the above circumstances, an object of the present invention is to make it possible to check whether or not fraud has been performed on products arranged in a store from the outside without removing a cap.
Another object of the present invention is to improve the shape of the knob of the outer cylinder to further facilitate the operation of removing the inner plug when disposing of the container. The purpose is to provide.

[0005]

According to the present invention, there is provided a fitting cylinder comprising an inner cylinder, an outer cylinder, and a shoulder wall as an inner plug and a cap of a liquid pouring container. An inner plug extending above the inner tube of the fitting tube and having a screwing tube connected to the spouting tube on the inside, a side tube wall screwed to the screwing tube of the inner plug; A cap provided with a covering cylinder that is enlarged in diameter from the cylinder wall and covers the outer cylinder of the inner plug, wherein the outer cylinder of the inner plug has a thin connecting portion at a lower end in a longitudinal direction. An arc-shaped notch is formed in the shoulder wall along the inner circumference of the outer cylinder following the cut, and a predetermined angle of the lower surface of the shoulder wall is formed following the arc-shaped notch. A cutting groove is provided in the area, a knob is formed by cutting the outer cylinder and an arc-shaped notch in the shoulder wall, and a finger hook is formed at an upper end of the cutting side of the knob. It is provided to employ a configuration characterized by.

[0006]

Next, embodiments of the present invention will be described with reference to the drawings. In FIG. 1, A is a container mouth tube portion, B is an inner stopper, and C is a transparent or translucent cap. The container, the inner stopper B, and the cap C are all made of synthetic resin, and are made of different material resins.
The container mouth tube portion A includes an engaging ridge 1 and a holding ridge 2.

[0007] As shown in FIGS. 2 and 3, the inner plug B includes a fitting tube 3 fitted to the container mouth tube portion A, and a screwing tube 5 to which the pouring tube 4 is connected. The fitting tube 3 includes an outer tube 6, an inner tube 7, and a shoulder wall 8, and the screwing tube 5 is continuously provided so as to extend upward from the inner tube 7. On the inner periphery of the lower end portion of the outer cylinder 6, an engaging ridge 9 that engages with the engaging ridge 1 provided on the outer periphery of the container mouth tube portion A is provided in a protruding manner.
Is protruding. Above the outer peripheral surface of the inner cylinder 7, a bulging portion 11 forming a interference is provided.

At the time of fitting, the bulging portion 11 of the inner cylinder 7 is fitted on the inner periphery of the container barrel A, and the engaging ridge 9 of the outer cylinder 6 is engaged with the lower end of the engaging ridge 1, The inner stopper B is fitted to the container mouth tube part A.
Then, the inside of the container is sealed by bringing the shoulder wall 8 into close contact with the upper end surface of the container mouth tube portion A together with the inner cylinder 7.

At a predetermined position of the outer cylinder 6, a connecting portion 1 is provided at the lower end.
2, the outer cylinder 6 is divided in the circumferential direction, and a notch 13 is provided so as to divide the flange 10, and a notch 14 extending in the vertical direction is provided above the connecting part 12.

The shoulder wall 8 has a cut 1 along the inner circumference of the outer cylinder 6.
An arc-shaped notch 15 having a fixed length extending in a predetermined direction is formed continuously from 4, and a knob 16 is formed on the peripheral wall of the outer cylinder 6 by the two cuts 14 and 15. A finger hook 17 is provided at the upper end of the edge of the knob 16 on the side of the cut 14. A knurl 18 is provided on the surface of the knob 16 to prevent the fingertip from slipping when the outer cylinder 6 is torn.

On the lower surface of the shoulder wall 8, a substantially V-shaped cutting groove 19 having a thin wall left after the cut 14 is formed along the inner circumference of the outer cylinder 6 at an angle range exceeding at least 180 degrees. . A screw 20 is engraved on the outer periphery of the screwing cylinder 5, and a support wall 21 of the injecting cylinder 4 extending inward is continuously provided on the upper end.

The spouting tube 4 has a spout outlet lip portion 22 which is formed to expand outward and curve at the upper end periphery, and at the lower end thereof.
The partition 23 is provided continuously. Below the partition wall 23, an inner wall 24 following the pouring cylinder 4 is vertically provided. On the inner periphery of the inner wall 24, vertical ribs 25 reaching the lower end at predetermined intervals are provided. On the back surface of the partition wall 23, a V-shaped cutting groove 26 is provided along a predetermined shape while leaving a thin wall. The partition wall 23 inside the cut groove 26 serves as a removal portion 27, and the upper surface of the removal portion 27 A finger ring 29 is provided via a connecting piece 28.

As shown in FIG. 4, the cap C is transparent or translucent as described above, and the top wall 30 and the side cylindrical wall 3 are provided.
1. a cover cylinder 32 provided below the side cylinder wall 31; A sealing ring 33 is suspended from the lower surface of the top wall 30, and a screw 34 that is screwed into the screw 20 of the screwing cylinder 5 of the inner plug B is engraved on the inner periphery of the side wall 31. I have.

At the lower end of the side wall 31, a shoulder wall 35 extending like a flange is continuously provided, and a side wall 36 is suspended from the peripheral edge of the shoulder wall 35. The distance of the inner peripheral surface reaching the lower end 37 of the side tube 36 is equal to or slightly shorter than the distance from the upper end surface of the inner plug B outer tube 6 to the upper surface of the flange 10. Shoulder wall 3
The cover tube 32 of the inner plug B with respect to the fitting tube 3 is constituted by 5 and the side tube 36.

When the cap C is screwed and fastened to the inner stopper B, the outer periphery of the sealing ring 33 is fitted to the inner periphery of the outlet tube 4 to seal the outlet tube 4, and the cover tube 32 becomes the inner stopper. B is fitted to the shoulder wall 8 of the fitting cylinder 3 and covers the outer peripheral surface of the outer cylinder 6 above the flange 10.

Next, the operation and effect based on the configuration of the present dispensing container will be described. When filling the container with a heat-sterilized content liquid, the container is cooled after hot filling.
Since the fitting cylinder 3 of the inner plug B is covered by the covering cylinder 32, it is possible to prevent the cooling water from being sucked into the container even if the notch 14 is provided in the outer cylinder 6 and the shoulder wall 8. Can be.

If the connecting portion of the inner plug is cut off intentionally or by mistake when selling the container filled with the content liquid, a flange 10 is provided at the lower end of the inner plug outer cylinder 6 while leaving the connecting portion 12. Therefore, since the connecting portion 12 can be observed from outside with the cap C put on, the suitability as a product can be visually confirmed. Further, since the cap is made transparent or translucent, the connecting portion 12
In addition to the cutting, the presence or absence of a cut in the cutting groove 19 of the shoulder wall 8 can be observed from the outside.

During use of the container, if the cap C is fitted to the inner stopper B after the liquid is poured out, the fitting cylinder 3 of the inner stopper B is covered by the covering cylinder 32, so that dust in the atmosphere can be absorbed. The fitting tube 3 does not adhere to the shoulder wall 8 and the outer tube 6 of the joint tube 3 and the dust does not accumulate in the notch 13 of the outer tube 6 and the notch 14 of the shoulder wall 8.

When the container is discarded after the use of the content liquid, first put a finger on the finger hook 17, pull it out, pull the finger hook 17 of the knob 16, and pull it outward. Is cut, and the knob 16 is freely deformable with the vertical line at the edge of the cut 14 on the cut groove 19 side as the axis. Next, when the knob 16 is pulled outward, the cutting groove 19 is cut from the connection end with the arcuate cut 15, and when the knob 16 is further pulled in the circumferential direction, the outer cylinder 6 is cut into the cutting groove 19. And the inner plug B can be easily removed from the container mouth.

At this time, a finger hook is provided at the upper end of the edge of the knob 16 on the side of the cut 14 so that the finger 16 can be pulled out with fingers, so that the operation of the knob 16 becomes extremely easy. I have.

In the above embodiment, the flange is provided at the lower end of the outer cylinder of the inner plug fitting cylinder.
If the state of the connecting portion can be identified from the outside without covering the lower end of the outer cylinder, the flange may not be provided.

When the cap is transparent, the cover cylinder may be covered to the lower end of the outer cylinder. In this case, the state of the connecting portion and the state of the shoulder wall can be clearly seen through the transparent wall surface of the cap.

In the above embodiment, the cap is transparent or translucent. However, the cap may be colored with a color different from that of the inner plug. If the color of the cap is different from the color of the inner plug, the flange of the outer cylinder can be distinguished from the cap in terms of color, and the state of the connecting portion can be easily confirmed. Further, when the cutting groove of the shoulder wall is cut off and the outer cylinder is removed, the color of the flange is lost, so that it is possible to immediately identify that the wrongdoing has been performed. If it can be distinguished from the color, the cap may be colored and the inner plug may be transparent or translucent.

[0024]

Since the present invention is configured as described above, it has the following effects. A flange is provided at the lower end of the outer cylinder of the inner plug so that the cap covering cylinder covers the outer cylinder peripheral surface above the flange, so observe the state of the connection part of the outer cylinder without removing the cap. It is possible to confirm the suitability and the presence or absence of wrongdoing.

Further, by making the cap transparent or translucent, not only the state of the connecting portion of the outer cylinder of the inner plug, but also
You can observe the condition of the shoulder wall from above the cap,
It can be checked from the outside whether the connection portion is appropriate, whether the shoulder wall is torn, and whether there is any wrongdoing.

In addition, since the finger hook is provided on the knob, the operation of the knob is facilitated.

[Brief description of the drawings]

FIG. 1 is an assembly view of a plug and a cap according to the present invention.

FIGS. 2A and 2B are explanatory views of an inner plug, in which FIG. 2A is a top view and FIG. 2B is a front view.

3A and 3B are explanatory views of an inner plug, in which FIG.
A cross-sectional view taken along a line, and FIG.

FIG. 4 is a partial cross-sectional front view of the cap.

[Explanation of symbols]

 Reference Signs List A Container mouth tube part B Inner plug C Cap 3 Fitting tube 4 Discharge tube 5 Screw-in tube 6 Outer tube 7 Inner tube 8 Shoulder wall 9 Engagement ridge 10 Flange 12 Connecting portion 14 Cut 15 Arc cut 16 Knob Reference Signs List 19 cutting groove 23 partition wall 31 side cylinder wall 32 covering cylinder 35 shoulder wall 36 side cylinder

Claims (1)

[Claims] 1. A fitting cylinder comprising an inner cylinder, an outer cylinder, and a shoulder wall,
An inner plug extending above the inner tube of the fitting tube and having a screwing tube connected to the spouting tube on the inside, a side tube wall screwed to the screwing tube of the inner plug; A cap provided with a covering cylinder which is larger in diameter than the cylinder wall and covers the outer cylinder of the inner plug, wherein the outer cylinder of the inner plug has a thin connecting portion at a lower end in a longitudinal direction. An arc-shaped notch is formed in the shoulder wall along the inner circumference of the outer cylinder, following the cut, and a predetermined angle of the lower surface of the shoulder wall is formed following the arc-shaped notch. A cutting groove is provided in the range, a knob is formed by cutting the outer cylinder and an arc-shaped notch in the shoulder wall, and a finger hook is provided at an upper end of the cutting side of the knob. Plug and cap for liquid dispensing container to be filled.