JPH072250U - Container with inner stopper that also serves as a nozzle - Google Patents

Abstract

(57) [Abstract] [Purpose] An inner stopper with a nozzle fitted to the mouth of the container, and a cap fitted from above the inner stopper, for the purpose of reusing the container, the inner stopper is reused. Was made easy to remove. [Structure] An appropriate number of deep grooves 14 are vertically provided in the outer cylinder 9a of the inner plug to be fitted into the neck of the container body, and the bottom of the groove has a thin flexible portion 15.
Or a rupture portion, and a holding cylinder 24 that hangs from the lower end of the cap female screw cylinder 22 screwed to the outer surface of the male screw cylinder 7 with the nozzle 6 of the inner plug through the outward flange-shaped top wall 23 and the outer cylinder 9a.
The outer flange 23 is fitted to the outer surface, and the outward flange-shaped top wall 23 is provided with a cut-off groove 27 around which a small number of easily breakable connectors 26 are left, and a female screw cylinder 22 is tightened from each facing surface of the groove in the tightening direction. Engaging projections 28 and 29 are provided so as to come into contact with each other during rotation.

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]

 A container body that erects the mouth and neck, and a nozzle-combined inner plug that fits the inner and outer double cylinders that hang from the lower end of the male screw cylinder with nozzle and extends through the wall to the inner and outer surfaces of the mouth and neck. , A cap in which a female screw cylinder hanging from the outer periphery of the top wall is screwed onto the outer surface of the male screw cylinder, the inner plug also serving as the nozzle is made of soft synthetic resin, and the inner surface of the nozzle is a so-called pull ring as shown in the drawing. Containers that are closed by a rupturable horizontal plate with an arrow are widely used.

[0003]

[Problems to be solved by the device]

 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, the cap is capped again or the whole is discarded until it is removed.

Recently, it is required to reuse resources, but it is necessary to surely perform disinfection and cleaning for reuse, and for that purpose, remove the inner plug from the container body. Is required. However, in order to ensure the tightness of the container, the inner stopper was originally fitted so that it would not easily come off from the mouth and neck of the container body, which makes it troublesome to remove the inner stopper at the time of reuse as described above. It was something that would be required.

According to the present invention, a plurality of deep grooves are vertically provided in the outer cylinder of the inner and outer double cylinders of the inner plug to be fitted to the inner and outer surfaces of the neck of the container body, and the bottom of the groove is a thin flexible section or a thin flexible section. As a rupture part, when removing the inner plug, it is provided so that it can be easily removed by stretching the flexible part or cutting the rupture part, and it is suspended from the lower end of the peripheral wall of the cap through the rupture part until the liquid inside the container is used up. The holding cylinder is fitted to the outer surface of the outer cylinder to eliminate the above-mentioned drawbacks.

[0006]

[Means for Solving the Problems]

 A container body 1 standing up the mouth / neck portion 2 and an inner / outer double cylinder portion 9 hanging from the lower end of the male screw cylinder with nozzle 7 through an outwardly projecting wall portion 8 were fitted to the inner and outer surfaces of the mouth / neck portion. The inner stopper 5, which also serves as a nozzle, is screwed onto the outer surface of the male threaded cylinder 7 with a female threaded cylinder 22 hanging from the outer periphery of the top wall 21, and the outwardly flanged top wall 23 attached to the lower end of the cylinder is extended outwardly. A cap 20 having a holding cylinder 24 placed on the upper surface of the outer wall portion 8 and hanging from the outer periphery of the outward flange-shaped top wall is fitted to the outer surface of the outer cylinder 9a of the inner-outer double cylinder portion. The plug 5 is made of a soft synthetic resin material, and an appropriate number of deep grooves 14 are vertically provided in the outer cylinder 9a so that the bottom of the groove is a thin flexible portion 15 or a broken portion. A separation groove 27 is provided around the wall 23, leaving a small number of easily breakable connectors 26, and the tightening direction is set from each facing surface of the separation groove. Projecting from the engaging projections 28, 29 in contact with each other in the female screw cylinder rotation.

A container body 1 that erects the mouth / neck portion 2, and an inner / outer double cylinder portion 9 that hangs from the lower end of the first peripheral wall with nozzle 7 a to the inner / outer surface of the mouth / neck portion via an outwardly projecting wall portion 8. The fitted inner stopper 5 and the second peripheral wall 22a hanging from the outer periphery of the top wall 21 are fitted to the outer surface of the first peripheral wall 7a, and the outward flange-like top attached to the lower end of the second peripheral wall. A cap in which the wall 23 is placed on the upper surface of the outwardly projecting wall portion 8 and a holding cylinder 24 hanging from the outer periphery of the outward flange-shaped top wall is fitted to the outer surface of the outer cylinder 9a of the inner / outer double cylinder part 9. A plurality of upright and inverted mountain-shaped portions 35 and 36 that mesh with each other are provided on the lower outer surface of the first peripheral wall 7a and the lower inner surface of the second peripheral wall 22a, and the inner plug 5 is made of a flexible material. The outer cylinder 9a is provided with an appropriate number of deep grooves 14 and the bottom of the groove is not provided with a thin flexible portion 15. Breaks and without, and in the outward flange-like top wall 23 were provided around the disconnection groove 27 leaving a few break easily consolidated 26.

[0008]

[Action]

 When the manufacturer seals the inside of the container body with the inner stopper 5 alone, the flexible portion 15 or the break formed by the bottom of the deep groove 14 of the outer cylinder 9a of the inner stopper extends or breaks. With the inner plugs 5 fitted in 20, the caps with these inner plugs are plugged into the neck of the container body and fitted.

When opening the lid, if the upper part of the cap is turned in the loosening direction, the male and female screw cylinders 7 and 22 are unscrewed in the case of the embodiment shown in FIGS. 1 and 5, or meshed with each other in the embodiment shown in FIG. When the slopes of the forward and reverse mountain-shaped portions 35 and 36 slide away from each other, the connector 26 ... Is cut and the upper half of the cap is removed, and only the lower holding tube 24 is fitted to the outer surface of the outer cylinder 9a. It remains as it is. From this state, the pull ring 13 is pulled up to open the nozzle 6 for use. The upper half of the cap can be re-fitted.

After using the liquid in the container body, when removing the inner plug 5 from the neck of the container body, after moving the holding cylinder 24 upward or downward to remove it from the outer cylinder 9a, an appropriate treatment is performed. If the lower end of the outer cylinder 9a is pushed up by using a tool such as a driver, the flexible portion 15 at the bottom of the deep groove 14 extends or the breaking portion is broken, so that the diameter of the lower portion of the outer cylinder becomes large. The stopper can be removed.

[0011]

【Example】

 1 to 4 show a first embodiment.

Reference numeral 1 denotes a container, which stands up the mouth / neck portion 2. A ridge 3 is provided on the outer surface of the upper end of the mouth / neck portion, and a flange 4 is provided on the outer surface of the lower portion thereof. The container is made of PET or glass.

A soft synthetic resin inner plug 5 made of, for example, polyethylene is fitted to the upper end of the mouth and neck. The inner plug hangs an inner / outer double cylinder portion 9 from the lower end of the male screw cylinder 7 with the nozzle 6 through an outwardly projecting wall portion 8 and fits the cylinder portion to the inner and outer surfaces of the mouth / neck portion 2. The lower end of the nozzle 6 is closed by a horizontal plate 10, a thin wire 11 is provided near the outer periphery of the horizontal plate, and the inner enclosing portion forms a removal plate portion 10a, and a connecting rod 12 is provided from the side portion of the removal plate portion. Stand upright and place a pull ring 13 on the upper end. The structure of the inner plug is well known.

In the present invention, an appropriate number of deep grooves 14 are vertically provided on the inner surface of the outer cylinder 9a, and the bottoms of the grooves are thin soft portions 15 or broken portions. The deep groove 14 extends from the upper end to the lower end of the outer cylinder, or to the outside of the protrusion 3 of the mouth and neck and the lower portion thereof. Reference numeral 16 is an engaging projection for engaging the lower surface of the projection 3 to prevent the inner plug from being pulled out.

The deep groove 14 may be provided on the outer surface side of the outer cylinder 9a as shown in FIG. 5 of the second embodiment. In the illustrated example, the second deep groove 14a is also provided on the inner surface of the engaging protrusion 16.

The cap 20 is configured such that a female screw cylinder 22 hanging from the outer circumference of the top wall 21 is screwed onto the outer surface of the male screw cylinder 7 of the inside plug described above, and an outwardly facing flange-shaped top wall 23 attached to the lower end of the cylinder is outwardly mounted. The holding cylinder 24, which is placed on the upper surface of the overhanging wall portion 8 and hangs down from the outer circumference of the outward flange-shaped top wall 23, is fitted to the outer surface of the outer cylinder 9a. The cap is integrally molded of polypropylene, for example. Reference numeral 25 denotes a seal cylinder that hangs down from the back surface of the top wall 21 and is fitted in a watertight manner on the inner surface of the upper portion of the nozzle 6.

On the outward flange-like top wall 23, there are provided a small number of easy-to-break connectors 26 around which a separating groove 27 is provided, and from each facing surface of the separating groove, rotation in the female screw cylinder tightening direction is performed. Engaging projections 28 and 29 are provided so as to be in contact with each other in the odor. The connector and the disconnection groove 27 are such that the upper half of the cap can be broken and separated from the holding cylinder 24 when the female screw cylinder 22 is unscrewed, and the engaging protrusions 28 and 29 are the inner plugs. 5 When the cap 20 is screwed onto the outer surface, the engaging projections come into contact with each other, transmitting the rotation of the female screw cylinder 22 to the holding cylinder 24, and at the time of screwing, the connector 26 ... It is provided so as not to be separated. A plurality of tightening ridges 30 are vertically provided on the inner surface of the holding tube 24. As described above, the inner plug 5 and the cap 20 are fitted and assembled in advance, and after filling the liquid into the container body, the inner plug with the cap is plugged into the neck of the container body and fitted. .

In the second embodiment shown in FIGS. 5 to 7, the deep groove 14 of the inner plug outer cylinder is different, and the lower inner diameter of the cap holding cylinder 24 has a large inner diameter, and Engaging ridges 31 are circumferentially fitted into a shallow groove 32 circumferentially provided on the outer surface of the lower portion of the outer cylinder. Further, a large number of non-slip projections 33 are vertically provided on the inner surface of the male screw cylinder 7 of the inner plug, and the use of the projections facilitates the tightening of the male screw cylinder 7 into the female screw cylinder 22 of the cap.

In the third embodiment shown in FIGS. 8 to 11, instead of the male screw and the female screw in the above-described first and second embodiments, an upright portion on the lower outer surface and an upright portion on the lower inner surface 35 are formed. , 36 are attached, and the two mountain-shaped portions are engaged with each other, and engaging ridges 37, 38 are provided above the both mountain-shaped portions to prevent the cap from being pulled out. When the alternate second peripheral wall 22a is rotated in the loosening direction, the inverted mountain-shaped portion 36 rides on the upright mountain-shaped portion 35 of the first peripheral wall 7a, which substitutes for the male screw cylinder, so that both the engaging projections The engagement of 37 and 38 is released, and the above-mentioned connector 26 is cut so that the upper part of the cap can be removed. Further, in this embodiment, a thread 39 is provided on the inner surface of the holding tube 24 so that the thread is pressed against the outer surface of the outer tube 9a of the inner plug 5 so that the holding tube 24 can be removed by screwing at the time of disposal. There is. In this embodiment, the engaging protrusions 28 and 29 in the first and second embodiments are unnecessary. The structure of the other parts is similar to that of the second embodiment.

[0020]

[Effect of device]

 The present invention is configured as described above. Since an appropriate number of deep grooves 14 are vertically provided in the outer cylinder 9a of the inner plug 5 made of soft synthetic resin, and the bottom of the groove is formed as a thin flexible portion 15 or a broken portion, When removing the inner plug from the mouth-neck part, the diameter of the outer cylinder can be increased by stretching or breaking the flexible part, which makes it easy to remove and the cap with the deep grooved outer cylinder 9a. Since the holding cylinder 24 of 20 is fitted, unless the holding cylinder 24 is removed, the diameter of the outer cylinder 9a does not increase and the inner plug 5 does not come off the mouth and neck when the container is used. Since the female screw cylinder 22 or the second peripheral wall 22a of the cap 20 and the holding cylinder 24 are continuously connected to the outward flange-like top wall 23, the cut-off groove 27 is provided around a small number of easily breakable connectors 26. The upper half of the cap can be attached and detached by breaking the connector while the holding tube 24 is still fitted to the outer surface of the outer tube 9a. In the first and second embodiments, since the engaging projections 28 and 29 which come into contact with each other when the female screw cylinder 22 is rotated in the tightening direction are projected from the respective facing surfaces of the separation groove 27, the inner plug 5 There is no possibility of breaking the connector 26 when the cap 20 is screwed on.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of a main part of the container of the present invention.

FIG. 2 is a plan view of the upper part of the container.

FIG. 3 is an exploded perspective view of an inner stopper and a cap used for a container.

FIG. 4 is a perspective view of a cap.

FIG. 5 is a vertical cross-sectional view of the main part of the container shown in the second embodiment.

FIG. 6 is a perspective view of a stopper in the second embodiment.

FIG. 7 is a perspective view of a second embodiment cap.

FIG. 8 is a vertical cross-sectional view of the essential parts of the third embodiment container.

FIG. 9 is a perspective view of an inner plug used in the third embodiment as seen from below.

FIG. 10 is a perspective view of the inner plug as viewed from above.

FIG. 11 is a perspective view of the container cap of the third embodiment as seen from below.

FIG. 12 is a perspective view of the cap seen from above.

[Explanation of symbols]

 1 Container 5 Inner stopper 20 Cap

Claims (2)

[Scope of utility model registration request] 1. A container body 1 which erects a mouth / neck portion 2, and an inner / outer double cylinder portion 9 which hangs from the lower end of a male screw cylinder with nozzle 7 to an inner / outer surface of the mouth / neck portion through an outwardly projecting wall portion 8. To the outer surface of the male screw cylinder 7 and the top wall 21
A female screw cylinder 22 hanging from the outer periphery is screwed together, and an outward flange-shaped top wall 23 attached to the lower end of the cylinder is placed on the upper surface of the outwardly projecting wall portion 8 and suspended from the outer periphery of the outward flange-shaped top wall. The holding cylinder 24 is connected to the outer cylinder 9a of the inner / outer double cylinder section.
The inner plug 5 is made of a soft synthetic resin material, and an appropriate number of deep grooves 14 are vertically provided in the outer cylinder 9a to make the bottom of the groove thin. 15 or no breaking portion, and the outward flange-like top wall 23 is provided with a small number of easily breakable connectors 26 around which a separation groove 27 is provided, and from each facing surface of the separation groove, in the tightening direction. A container with an inner stopper that also serves as a nozzle, characterized in that engaging projections (28, 29) are provided so as to come into contact with each other when the female screw cylinder is rotated. 2. A container body 1 for erecting a mouth / neck portion 2, and an inner / outer double cylinder portion that hangs from the lower end of a first peripheral wall 7a with a nozzle to an inner / outer surface of the mouth / neck portion via an outwardly projecting wall portion 8. Nozzle 9 also serving as a nozzle, and a second peripheral wall 22a hanging from the outer periphery of the top wall 21 are fitted to the outer surface of the first peripheral wall 7a, and an outward flange shape attached to the lower end of the second peripheral wall. Top wall 23
Is mounted on the upper surface of the outwardly projecting wall portion 8, and a holding cylinder 24 that hangs from the outer periphery of the outward flange-shaped top wall is fitted to the outer surface of the outer cylinder 9a of the inner-outer double cylinder part 9 and a cap 20. The upper and lower portions of the first peripheral wall 7a and the inner surface of the lower portion of the second peripheral wall 22a are formed of upright and upright mountain-shaped portions 35, which mesh with each other.
A plurality of 36 are attached, the inner plug 5 is formed of a soft synthetic resin, and an appropriate number of deep grooves 14 are vertically provided in the outer cylinder 9a to form the bottom of the groove as a thin flexible portion 15 or a broken portion, Further, the outer flange-like top wall 23 is provided with a small number of easily breakable connectors 26, and a cutting groove 27 is provided around the container, and the container also serves as a nozzle.