JP2002292316A - Aerosol type liquid spraying container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To carry out a locking for allowing no liquid to be jetted and a gas release for releasing a whole remaining gas in a container body when the container is discarded with a simple operation at an aerosol type liquid spraying container. SOLUTION: In the aerosol type liquid spraying container, a nozzle communication cylinder 12 hanging down from a pushing down head 11 equipped with nozzle is fitted to an upper part of a stem 6 penetrating through a top plate of the container body, upwardly forced and standing and an outer periphery wall 15 hanging down from the pushing down head 11 is slidably fitted to an inner surface of an upper part of a standing surrounding cylinder 21 of which a lower cylinder part is fitted to the upper part of the container body 1. A beam-like plate 25 is inwardly projected from a part of the inner surface of the surrounding cylinder 21 and a leg plate 16 is hung down from the outer periphery wall 15. The pushing-down head is turned from a position where the pushing-down head can be pushed down against the surrounding cylinder 21. Thereby, a lower end of the leg plate 16 can be placed on an upper surface of the beam-like plate 25. When the pushing-down head is turned from the lower limit position where the pushing down head is pushed down, a part of the pushing-down head is engaged with a part of the surrounding cylinder to inhibit upward movement of the pushing-down head.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an aerosol type liquid ejection container.

[0002]

2. Description of the Related Art A stem penetrates the top wall of a container body to urge the stem upward from the upper part of the container body to stand up, and a lower part of a nozzle communication cylinder suspended from a press-down head with a nozzle is fitted to the upper part of the stem. Further, the lower part of the outer peripheral wall hanging down from the outer peripheral part of the press-down head is fitted into the upper part of the enclosed cylinder which is fitted upright by fitting the lower cylindrical part to the outer surface of the upper part of the container body. When the lowering head is pressed down, the discharge valve provided at the lower part of the stem is opened, and the liquid in the container is discharged from the stem,
Nozzle communication cylinder, which can be ejected outward through the nozzle,
Aerosol liquid containers are widely available.

[0003]

SUMMARY OF THE INVENTION The present invention provides a lock mechanism and a gas release mechanism for disposing of a container in the above-mentioned conventional container so that the pressing head is inadvertently pressed and liquid is not ejected. At the time of disposal, gas is released to prevent accidents due to gas explosion in a waste collection vehicle or the like.

[0004]

As a first means, a stem 6 which penetrates the container body top plate and is erected upward by being urged upward.
To the upper part of the container, the nozzle communication tube 12 hung down from the nozzle-equipped press-down head 11 is fitted, and the lower tube part is fitted to the outer surface of the upper part of the container body. In an aerosol-type liquid ejection container in which an outer peripheral wall 15 hanging down from a press-down head is slidably fitted, a beam-shaped plate 25 is formed to protrude inward from a part of an inner surface of the surrounding cylinder 21 and an outer peripheral wall is formed.
15 The leg plate 16 is hung down from a part, and it is possible to descend and elastically return to the enclosure 21.From the state where the depression head is located at the upper limit of the position, push down the depression head or the enclosure in either the forward or reverse direction. By turning, the lower end of the leg plate 16 can be engaged with the upper surface of the beam-like plate 25, and the leg plate is pushed down from the position where it was returned to the original position to the lower limit. By rotating the enclosure, the first engagement means provided on the push-down head and the second engagement means provided on the enclosure 21 are engaged, so that the push-down head cannot be raised.

As a second means, the above-described first means is provided, and an engaging means for rotating the pressing head is provided on the upper surface of the pressing head top wall 14.

As a third means, the above-mentioned first or second means is provided and the upper part of the cylinder is suspended downward through the inward flange 22 so that the upper part of the enclosure cylinder 21 is formed into an inner and outer double cylinder part. Then, several beam-shaped plates 25 are arranged at almost equal intervals from the lower end of the inner cylinder 23.
And two specific adjacent beams 25, 25
The upper portion of the double cylinder portion above the middle is provided in the first concave groove 24 which is open to the inside and outside and the upper surface, and the lower part of the inner cylinder 23 is provided in the second concave groove 27 which is open to both the inner and outer surfaces and the lower surface. The nozzle 13 protruding laterally and outwardly upward from the concave groove 24 continuously with the upper end of the nozzle communication cylinder 12 is pushed down into the lower part of the second concave groove 27 and the outer peripheral wall 15
The pressing projections 17 attached to the nozzles are provided so as to be positioned respectively, so that the nozzle 13 in the first groove 24 and the outer peripheral wall of the pressing head into the second groove 27 when the pressing head is lowered and returned. An engaging projection 17 attached to a part of the groove 15 can be lowered and raised, and a third concave groove 28 which is open to both the inner and outer surfaces is provided on the lower end side of the second concave groove 27 so as to be continuous with the second concave groove. The engaging projection 17 was formed in the first engaging means and the third concave groove 28 was formed in the second engaging means.

As a fourth means, there is provided the third means, and a stopper plate 29 is vertically suspended from an upper surface of a continuous portion of the second groove 27 and the third groove 28, and the stopper plate is broken or forcibly broken. By moving over, the engaging projection 17 is formed so as to be movable from the inside of the second groove 27 to the inside of the third groove 28.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS First, a conventionally known part will be briefly described. Reference numeral 1 denotes an aerosol type container. The container body erects a large-diameter mouth-neck portion 4 from the upper end of the body portion 2 via a shoulder portion 3 sandwiching the width, and forms an outer peripheral portion of a top plate closing the upper surface of the mouth-neck portion together with an upper end portion of the mouth-neck portion. It has been wound 5 outwards. At the center of the top plate, a stem 6 having a discharge valve at the lower end is penetrated. The stem is urged upward so as to be able to push down a small stroke. The liquid can be ejected through the stem by pressurizing the liquid level of the aerosol.

Reference numeral 11 denotes a press-down head in which the lower portion of the nozzle communication tube 12 is fitted to the upper portion of the stem 6, and the nozzle 13 projects laterally and outwardly from the upper end of the nozzle communication tube, and is provided also as the upper portion of the nozzle. From the outer periphery of the pressing head top wall 14, the outer peripheral wall 15 is hung down through the nozzle tip.

Reference numeral 21 denotes an enclosure formed by fitting a lower cylinder to the outer surface of the upper end of the container body 1 and standing upright. The upper part of the enclosure is suspended downward from the inner cylinder 23 via an inward flange 22. In this way, the upper part of the surrounding cylinder is formed in the inner / outer double cylinder part, and a part of the upper part of the inner / outer double cylinder part is formed into the first concave groove 24 which is open to the inside and outside and the upper surface.
The above-mentioned nozzle is positioned above the first groove, and the nozzle is pushed down to below the first groove by pushing down the pushing head. At this time, the stem 6 is pushed down to the lower limit together with the pushing head to discharge. The valve is opened, the liquid in the container is ejected through the stem, the nozzle communication tube, and the nozzle, and the stem 6 that has been pushed down against the bias rises together with the pushing down head 11 by releasing the pushing down head. , The discharge valve is closed and the ejection of liquid is stopped. The outer peripheral wall 15 of the press-down head is fitted into the inner cylinder 23.

In the embodiment of the present invention, four leg plates 16 are suspended from the lower end of the outer wall 15 of the pressing head at substantially equal intervals.

Also, four beam-shaped plates 25 project inward from the lower end of the inner cylinder 23 at substantially equal intervals, and the inner ends of these beam-shaped plates are connected to the outer surface of the ring 26, and the above-described ring is inserted into the ring. The communication tube 12 is loosely inserted. The upper surface of the beam-shaped plate 25 is provided so as to be located on substantially the same horizontal plane as the lower end of the leg plate 16 when the press-down head is at the upper limit as shown in FIG.

As shown in FIG. 3, a lower portion of the inner cylinder 23 below the first groove 24 is provided with a second groove 27 having both inner and outer surfaces and an open lower surface.
Is provided. The second groove 27 has one end positioned below one end of the first groove, the other end positioned closer to the one end than the other end of the first groove, and connected to the lower part of the other end to allow the inside and outside of the groove to continue. A third concave groove 28 that is open on both sides is formed. In the illustrated example, one half of the beam-shaped plate 25 described above is located below the third groove 28, and the half closes the lower surface of the other half of the third groove 28.

An engaging projection 17 is provided on the outer surface of the lower part of the outer peripheral wall 15 of the press-down head so as to be located in the second concave groove 27.
In the illustrated example, the engaging projection is formed by positioning one leg plate 16 in the middle of a beam-like plate provided below both ends of the first groove 24, and the outer peripheral wall on the other end side above the leg plate. 15 Attached to the lower end.

When the push-down head 11 is pushed down to the lower limit and the push-down head is turned to the other end as shown in FIG. 7 and FIG. Engaging projection
Even if the push-down head 11 is released in this state after the fitting of the push-down head 11, the push-down head cannot be elastically restored because the engagement projection 17 is fitted into the third concave groove 28. The stop state at the position can be maintained.

The nozzle 13, the leg plate 16, the engaging projection 17 and the first
The groove 24, the second groove 27, and the third groove 28 have the following relationship.

As shown in FIG. 1, FIG. 2 and FIG.
The nozzle 13 is located above the first groove 24, the engaging projection 17 is located inside the second groove 27, and the leg plate 16 is a beam-shaped plate. Between 25 and 25, each can be positioned and depressed. By turning the press-down head 11 from the position shown in FIG. 1 or the like to the above-described one end side (clockwise in the illustrated example), the lower end of the leg plate 16 becomes a beam-shaped plate 25 as shown in FIGS. The push-down head 11 is placed above and cannot be pushed down.

Further, when the push-down head 11 is pushed down to the lower limit from the position of FIG. 1 and the like, and the push-down head is turned to the other end side (counterclockwise in the illustrated example), FIGS. As shown by (4), the engaging projection 17 is fitted into the third groove 28 and cannot be raised even when the pressing head 11 is released, and the pressing head stops at the lower limit position.

In the above configuration, when ejecting the liquid,
The pressing operation of the pressing head may be performed at the positions shown in FIGS. 1, 2 and 3, and after use, as shown in FIG.
It is sufficient if the lower end of the leg plate 16 is placed upward to make it impossible to push down,
When the liquid in the container runs out, the engagement protrusion 17 may be fitted into the third groove 28 as shown in FIG. 7 and the like, and the gas remaining in the container may be exhausted from the nozzle 13.

The above-mentioned engaging projection 17 is provided on the side surface of the lower end of the leg plate 16, and the engaging projection engages with the lower surface of the beam-like plate 25 by turning the pushing head from the lowermost position of the pushing head. It is also conceivable that the engagement makes it impossible to raise the pressing head.

FIG. 10 shows a modification of the above-described embodiment, in which the stopper plate 29 is hung down from the upper surface of the groove between the second groove 27 and the third groove 28, and when the push-down head 11 is operated. It is provided so that the engaging projection 17 can be prevented from inadvertently moving from the inside of the second groove 27 to the inside of the third groove 28 so that the push-down head cannot be lifted. The stopper plate is broken or elastically deformed by forcibly moving the engaging projection 17 toward the third groove 28, so that the engaging projection can be fitted into the third groove 28. And it is sufficient.

FIG. 11 shows a modification of the above-described embodiment, in which a concave portion 18 for fitting the outer peripheral portion of a coin is provided on the upper surface of the top wall 14 of the press-down head. The outer periphery of the coin is fitted into the recess, and the press-down head 11 is rotated with respect to the surrounding cylinder 21 via the coin, and the stopper plate 29 shown in FIG.
Can be broken or forced overridden. Recess 18
May be replaced with a knob that rises from the top surface of the top wall of the pressing head.

In the embodiment described above, the second groove 27 is located below the first groove 24. However, it is not always necessary to form the second groove 27 in this manner. It is also possible to rotate the surrounding cylinder 21 with respect to the container body 1.
Other changes not described in the claims can be appropriately made.

[0024]

According to the present invention, the locking state in which the press-down head cannot be pressed down and the degassing after the liquid in the container is exhausted can be achieved by the present invention. And the locking mechanism can be easily formed.

According to the second aspect, the rotation of the pressing head 11 with respect to the container body 1 can be facilitated.

According to the third aspect of the present invention, the degassing mechanism can be simplified.
Can be prevented from getting in the way.

According to the fourth aspect of the present invention, it is possible to prevent the engaging projection 17 from erroneously entering the third groove 28 and continuing the ejection of the liquid when the pressing head is operated.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a main part of the container of the present invention, showing a state in which a pressing head can be operated.

FIG. 2 is a plan view of the container in the state of FIG.

FIG. 3 is a development view of a main part of the container in the state of FIG. 1;

4 is a cross-sectional view of a main part of the container shown in FIG. 1 in a state where the pressing-down head cannot be pressed down.

FIG. 5 is a plan view of the container in the state of FIG. 4;

6 is a development view of a main part of the container in the state of FIG. 4;

7 is a cross-sectional view of a main part of the container shown in FIG. 1 in a state where the pressing head is pressed down to a lower limit and cannot be lifted.

FIG. 8 is a plan view of the container in the state of FIG. 7;

9 is a developed view of a main part of the container in the state of FIG. 7;

FIG. 10 is a cross-sectional view showing a modification of the main member of FIG. 1.

FIG. 11 is a perspective view showing a modification of the container main member of FIG. 1.

[Explanation of symbols]

 11 ... Depressing head 13 ... Nozzle 16 ... Leg plate 17 ... Engaging projection 21 ... Enclosed cylinder 24 ... First concave groove 25 ... Beam plate 27 ... Second concave groove 28 ... Third concave groove 29 ... Stopper plate

Continued on the front page F term (reference) 3E014 PA01 PD01 PE30 PF09 4F033 RA02 RB03 RC15 RC21

Claims (4)

[Claims] 1. A nozzle communicating cylinder 12 hung down from a nozzle press-down head 11 is fitted into an upper part of a stem 6 which penetrates a container body top plate and is urged upward to be erected. Enclosed cylinder 21 with the lower cylinder part fitted and raised
Outer peripheral wall 15 hanging from the press-down head to the upper inner surface of
The slidably fitted aerosol type liquid ejection container has a beam plate 25 projecting inward from a part of the inner surface of the surrounding cylinder 21 and a leg plate 16 hanging down from a part of the outer peripheral wall 15. Seikan 21
The lower end of the leg plate 16 is engaged with the upper surface of the beam-shaped plate 25 by turning the push-down head or the surrounding cylinder in either the forward or reverse direction from the state where the push-down head is located at the upper limit of the position where the push-down head can be lowered and elastically returned. By lowering the leg plate from the position where it was returned to the original position to the lower limit, and turning the pressing head or the enclosure cylinder in either the forward or reverse direction from the position,
An aerosol-type liquid jet, characterized in that the first engaging means provided on the press-down head and the second engaging means provided on the enclosure 21 are engaged so that the press-down head cannot be raised. container. 2. The aerosol-type liquid ejection container according to claim 1, wherein an engagement means for rotating the depression head is provided on the upper surface of the depression head top wall. 3. An upper part of the enclosure 21 is formed as an inner / outer double cylinder part by hanging an upper part of the cylinder downward through an inward flange 22 and several sheets are provided at substantially equal intervals from a lower end of the inner cylinder 23. With the beam-shaped plate 25 protruding, the upper part of the double cylindrical portion above the space between the two specific adjacent beam-shaped plates 25, 25 is firstly opened inside and outside and the top surface is opened.
The concave portion 24 and the lower part of the inner cylinder 23 are provided in the inner and outer surfaces and the second concave groove 27 which is open to the lower surface, respectively. The downwardly protruding nozzle 13 is provided in the lower portion of the second concave groove 27 with an engagement projection 17 attached to the outer peripheral wall 15 of the press-down head. The nozzle 13 can be lowered in the groove 24, and the engaging projection 17 provided on a part of the outer peripheral wall 15 of the head can be lowered and raised in the second groove 27. A third concave groove 28 having both inner and outer surfaces open is formed at the lower end side of the second concave groove so as to be continuous with the second concave groove.
3. The aerosol-type liquid ejection container according to claim 1, wherein the second engagement means is formed on each of the second engagement means. 4. A stopper plate 29 is vertically suspended from an upper surface of a continuous portion of the second groove 27 and the third groove 28, and the stopper plate is broken or forcedly moved over, so that the engagement protrusion is formed.
The aerosol-type liquid ejection container according to claim 3, wherein the 17 is formed so as to be movable from the inside of the second groove 27 to the inside of the third groove 28.