JPH08268456A - Stopper device of liquid container - Google Patents

Abstract

PURPOSE: To facilitate handling of a stopper, discharge the contents nearly quantitatively, enable confirmation of the hermetically closed state to prevent the contents from leaking. CONSTITUTION: The discharge outlet 3a and the opening 5a of a container body 5 are connected to each other when a lifting stopper body 3 is moved up and the connected state of these discharge outlet 3a and the opening 5a of container body 5 is disconnected, in this constitution of a stopper means 8. A fitting part 23 is provided in the lifting stopper body 3 and a fixing part 29 of the fitting part 23 is provided so as to keep the lifting stopper body 3 in the lowered state against the pushing-up force of a spring 32 when the lifting stopper body 3 is lowered, and a detachable means is provided so that connection of the fitting part 23 to the fixing part 29 and disconnection thereof are repeated in turn, at every time when the lifting stopper body 3 is pushed down.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stopper device which can be applied to a liquid container containing, for example, a lotion.

[0002]

2. Description of the Related Art Conventionally, as a liquid container for containing lotion or the like, there has been a container body made of glass or resin in which an inner stopper made of soft resin is fitted at its mouth. A minute water injection hole communicating with the inside of the container body is formed in this inner stopper, and the contents (lotion etc.) can be taken out by shaking the container body upside down.

In this type of liquid container, an outer lid, which covers the inner plug and enables the water injection hole to be tightly closed, can be externally fitted and screwed around the mouth of the container body. Of course, this outer lid is to be unscrewed from the container body in advance when the contents are taken out.

[0004]

In the conventional liquid container,
It is necessary to unscrew the outer lid for each use and screw it together after use. Therefore, it was troublesome. In addition, the screwed outer lid may be dropped and damaged or lost. Further, in the conventional liquid container, there is a problem that the amount of the content taken out by one swing of the container main body is not constant depending on the size of the shaking behavior.

Further, in the conventional liquid container, the outer lid is covered, but it is not completely screwed (that is, it is in a loose state, and the water injection hole of the inner plug cannot be sealed. Even if it was in (state), it could not be confirmed only by looking at it. Therefore, if the liquid container is made to reach sideways with the incompletely screwed state as described above, there is a problem that the contents are spilled.

The present invention has been made in view of the above circumstances, and by eliminating the need for screwing or unscrewing the outer lid,
In addition to facilitating handling, the contents can be taken out almost quantitatively, and at the first glance it can be confirmed whether or not they are in a tightly plugged state so that the contents can be prevented from leaking. The purpose is to provide a device.

[0007]

A first technical means of the present invention for solving this technical problem is a stopper base 2 provided at an opening 5a of a container body 5 and a vertical movement with respect to the stopper base 2. A lifting / lowering plug body 3 that is freely held, and a spring 32 that biases the lifting / lowering plug body 3 to push up the lifting / lowering plug body 3 is provided. Is provided with a discharge port 3a, and between the lifting stopper body 3 and the stopper base 2, when the lifting stopper body 3 rises, the discharge port 3a and the mouth portion 5a of the container body 5 are communicated with each other. A stopper means 8 is configured to shut off the communication between the discharge port 3a and the opening 5a of the container body 5 when the container 3 is lowered.
An engaging portion 23 is provided on the spring 3 when the lifting plug 3 is lowered.
A locking portion 29 that engages with the engaging portion 23 is provided so as to hold the elevating plug body 3 in a lowered state against the push-up force of 2. An engagement / disengagement means for sequentially repeating engagement and disengagement of the engagement portion 23 of the joining portion 23 is provided.

The second technical means of the present invention comprises a stopper base portion 2 provided at the mouth portion 5a of the container body 5 and an elevating stopper body 3 which is vertically movable with respect to the stopper base portion 2. A spring 32 for urging a lifting force is provided on the lifting / lowering plug body 3, and the lifting / lowering plug body 3 is provided with a discharge port 3a at a position which is exposed only when the lifting / lowering plug body 3 is raised. And the plug base 2, the discharge port 3a and the opening 5a of the container body 5 are communicated with each other when the lifting / lowering plug 3 is lifted.
Of the discharge port 3a and the opening 5a of the container body 5 when the container is lowered.
The stopper means 8 for blocking the communication state with the lifting stopper body 3 is provided, the engaging portion 23 is provided on the lifting stopper body 3, and the lifting stopper body 3 resists the pushing force of the spring 32 when the lifting stopper body 3 descends. To hold the engaging portion 23 so as to hold
Is provided, and the engaging portion 29
Is provided with an engaging guide path 33 for guiding the engaging portion 23 above the engaging portion 29 so as to engage with the engaging portion 29, and the engaging engagement with the engaging portion 29 is performed by the lowering operation of the elevating plug body 3. Part 23
A disengagement guide path 34 is provided to guide the engaging portion 23 so as to be disengaged from the engaging portion 29. The point is that an ascending guide path 35 for guiding is provided.

A third technical means of the present invention is to provide a cover cylinder 7 which is fitted on the stopper base 2, the cover cylinder 7 is provided with the engaging portion 29, and the stopper base 2 is provided with a lifting stopper. 3 is provided with a cylindrical wall 17 for guiding the vertical movement of the cylindrical wall 17.
Is provided with an opening window 20, and the lifting stopper body 3 is provided with the engaging portion 23 so as to project toward the cover cylinder body 7 through the opening window 20 of the cylindrical wall 17 of the stopper base portion 2. Wall 1
7, the engagement guide path 33, the engagement release guide path 34, and the ascending guide path 3 are provided between the opening window 20 of FIG.
5 is provided.

According to the fourth technical means of the present invention, most of the lifting plug 3 except the upper surface is housed in the cover cylinder 7 when the lifting plug 3 is lowered, and the lifting plug 3 is raised when the lifting plug 3 is raised. Is projected upward from the cover tubular body 7, and the discharge port 3a of the elevating plug body 3 is exposed above the cover tubular body 7.

[0011]

When the contents are taken out from the liquid container 6, it is sufficient to press down the elevating plug 3 from the normal state (non-use state) of the liquid container 6 and then immediately release the pressing. Then, the elevating plug 3 moves downward, and the engaging portion 23 disengages from the locking portion 29 through the engagement releasing guide path 34. Then, when the downward pressing of the lifting / lowering plug body 3 is released, the lifting / lowering plug body 3 moves to the spring 3
Increases due to the resilience of 2. At this time, the engaging portion 23 moves to the upper end of the opening window 20 through the ascending guide path 35 and stops, and the ejecting port 3a is exposed to be in an ascending state. At this time, the mouth portion 5a of the container body 5 and the discharge opening 3a of the lifting / lowering plug body 3
Since and communicate with each other, the contents in the container body 5 can be taken out from the discharge port 3a.

On the other hand, when the liquid container 6 is brought into the normal state (non-use state), it is sufficient to push down the elevating plug body 3 from a raised state where the discharge port 3a is exposed. Then, the lifting plug 3 is lowered against the pushing force of the spring 32, the engaging portion 23 is engaged with the locking portion 29 through the engaging guide path 33, and the lifting plug 3
Is held in a lowered state. At this time, the communication between the opening 5a of the container body 5 and the discharge port 3a of the lifting / lowering plug 3 is blocked.

When the elevating plug 3 is raised as described above, if the liquid container 6 is tilted so that the ejection port 3a is on the lower side until the ejection port 3a is filled with the contents, The contents can be taken out by pushing down by a predetermined stroke, and at this time, the amount of contents taken out by causing a substantially constant volume decrease in the liquid container 6 by pushing down by a predetermined stroke of the lifting / lowering stopper body 3 is approximately fixed. Can be converted.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 5 of the drawings show an embodiment of a plug device 1 according to the present invention. The plug device 1 includes a plug base 2 and a plug base 2 as shown in FIGS. It has an up-and-down stopper body 3 which is held so as to be vertically movable. A discharge port 3a is provided on the outer peripheral portion of the upper part of the lifting plug 3.

The stopper device 1 is integrally attached to the mouth portion 5a of the container body 5 by the stopper base portion 2 (by screw connection, undercut structure or adhesion), and in this case, the liquid container 6 as a whole. Is configured.
A cylindrical cover cylinder 7 is externally fitted on the plug base 2. FIG. 1 shows the liquid container 6 in a normal state (when not in use). The elevating plug 3 is in a lowered state, and most of the liquid excluding the upper surface is housed in the cover cylinder 7. Further, FIG. 2 shows a usable state of the liquid container 6, in which the elevating plug body 3 is in a raised state in which it projects from the cover cylinder body 7, and the discharge port 3a of the elevating plug body 3 is exposed. .

A stopper means 8 to be described later is formed between the lifting stopper body 3 and the stopper base portion 2, and in the normal state of the liquid container 6 shown in FIG. 1, the stopper means 8 is the mouth portion 5a of the container body 5. The communication with the discharge port 3a of the lifting / lowering plug body 3 is cut off to make a tightly plugged state. Further, in the usable state of the liquid container 6 shown in FIG. 2, the stopper means 8 connects the mouth portion 5a of the container body 5 and the discharge outlet 3a of the lifting stopper body 3 to each other.

First, the elevating plug 3 has an exterior cylinder 12 in the form of an inverted bottomed cylinder, and an interior cylinder 13 provided in a hanging shape at the internal concentric position.
Reference numeral 15 is a stopper pendant which is a component of the stopper means 8. In addition, in the plug base 2, with respect to the disc-shaped mounting boss 16 used for mounting the container body 5 to the mouth 5a, the cylindrical wall 17 provided on the upper part of the disc-shaped mounting boss 16 and the internal wall concentric position are raised. It has a water passage 18 provided in a shape.

The tubular wall 17 is provided so as to be capable of being fitted in the exterior tubular portion 12 of the lifting stopper body 3 and guides the vertical movement of the lifting stopper body 3. The cylindrical wall 17 is formed with a pair of opening windows 20 through which the tip of the engaging portion 23 is inserted. Exterior cylinder part 1 of lifting plug 3
As shown in FIG. 3, a pair of slits 21 are formed in the groove 2, and an elastic piece 22 that can be elastically deformed inward and outward is formed by the slit 21. The elastic piece 22 has a hook-shaped projecting outward at the lower end thereof. An engagement portion 23 is provided.

The mounting boss portion 16 is a ring-shaped member having a U-shaped cross section, and an annular middle bottom portion connecting the lower ends of the tubular wall 17 and the water passage tube 18 is a spring bearing. Zodiac 2
It is supposed to be 4. On the other hand, in the cover cylinder 7,
Inner peripheral wall 25 fitted externally to the cylindrical wall 17 of the plug base 2.
And an outer peripheral wall 27 provided so as to surround the inner peripheral wall 25 via an upper peripheral flange portion 26 on the inner peripheral wall 25.

The inner peripheral wall 25 is formed with a pair of engaging portions 29 with which the engaging portion 23 of the elevating plug 3 can be engaged from below. As shown in FIGS. 4 and 5, the locking portion 29 has an inclined surface 30 whose upper side is gradually thinned and a circular arc-shaped locking groove 31. As shown in FIGS. 1 and 2,
With respect to the cylindrical wall 17 of the stopper base portion 2, the lifting / lowering stopper body 3 is fitted inside and the cover cylindrical body 7 is fitted outside. In this case, the engaging portion 23 of the lifting / lowering plug body 3 is connected to the opening window 2 of the stopper base portion 2.
Insert it into 0. In addition, the spring 32 has a stopper base 2
An upper and lower space surrounded by a peripheral space formed by the cylindrical wall 17, the water passage cylinder 18, and the spring seat 24, and a peripheral space formed by the exterior cylinder portion 12 and the interior cylinder portion 13 in the lifting stopper body 3. To load.

Therefore, the spring 32 applies a pushing force to the lifting / lowering plug body 3, and when the lifting / lowering plug body 3 descends, the engaging portion 23 rides over the inclined surface 30 of the locking portion 29 to the locking portion 29. The engaging portion 23 and the locking portion 29 constitute engaging means for holding the lifting / lowering plug body 3 in a lowered state against the pushing force of the spring 32. Has been done.

The water pipe 18 is provided so that it can be closely inserted into the internal cylinder portion 13 of the lifting plug body 3, guides the vertical movement of the lifting plug body 3 and the interior of the water pipe 18 and the interior. A water blocking effect is obtained with the tubular portion 13. The inside of the water passage 18 serves as a passage for taking out the contents stored in the container body 5, and the pendant 15 of the stopper 15 becomes a watertight piercing shape as the elevator stopper 3 moves up and down. (See FIG. 1) and is pulled out (see FIG. 2). That is, this constitutes the plug means 8.

On the other hand, the lower portion of the cover cylinder 7 is externally fitted and fixed to the mouth portion 5a of the container body 5. As shown in FIGS. 4 and 5, the opening window 20 of the plug base 2 has a substantially rhombic shape, and an engagement guide path 33 and an engagement release guide are provided between the opening window 20 and the locking portion 29. Path 34 and climbing guide path 35
Are provided. The engagement guide path 33 is used for the lifting plug 3
By the lowering operation of the engaging portion 23 above the engaging portion 29.
Are guided so as to engage with the locking portion 29. The disengagement guide path 34 is provided with the engaging portion 2 by the descending operation of the lifting stopper body 3.
The engaging portion 23 engaged with 9 is guided so as to be disengaged from the locking portion 29. The ascending guide path 35 guides the engaging portion 23, which is disengaged from the engaging portion 29, above the engaging portion 29 by the ascending operation of the elevating plug body 3. Therefore, the opening window 20 and the locking portion 2
By the engagement guide path 33, the engagement release guide path 34, and the ascending guide path 35 that are provided between the engaging guide path 33 and the engaging guide path 9, the engaging portion 23 of the engaging portion 23 is pushed to the engaging portion 29 every time the lifting stopper body 3 is pushed down. The engagement / disengagement means for sequentially repeating the engagement and the disengagement is configured.

In the above-mentioned structure, the elevating plug body 3 is pressed downward from the normal state (non-use state) of the liquid container 6 shown in FIG. Along with this, the lifting / lowering plug body 3 moves downward, and as shown in FIGS.
9 is engaged with the engagement groove 31 of the guide groove 3 for releasing the engagement.
4 to be disengaged from the locking portion 29. After that, the lifting plug 3
When the downward pressing of is lifted, the lifting / lowering plug body 3 is lifted by the elastic force of the spring 32. At this time, the engaging portion 23 moves to the upper end of the opening window 20 through the ascending guide path 35 and stops, so that the elevating plug body 3 is held in the ascending state.

In this way, when the lifting / lowering plug 3 is raised with respect to the plug base 2, the lifting / lowering plug 3 is in a raised state in which the discharge port 3a is exposed as shown in FIG. At this time, in the stopper means 8 (see FIG. 2), the stopper pendant 15 of the lifting / lowering stopper body 3 is pulled out from the water passage 18 of the stopper base 2, and the mouth portion 5a of the container body 5 and the lifting / lowering stopper body 3 are brought into contact. Since it is communicated with the discharge port 3a, the contents in the container body 5 can be taken out from the discharge port 3a.

On the other hand, as shown in FIG. 2, when the elevating plug body 3 is pressed downward from the raised state where the discharge port 3a is exposed,
The elevating plug 3 is lowered against the pushing force of the spring 32. At this time, the raised engaging portion 23 slides over the engaging portion 29 through the engaging guide path 33 and slides over the inclined surface 30, so that the engaging portion 23 is lowered into the engaging groove 31 of the engaging portion 29. Engage from the side. At this time, when the downward pressing of the lifting stopper body 3 is released, the engagement portion 23 is held in a state of being engaged with the locking portion 29 from below, whereby the lifting stopper body 3 resists the pushing force of the spring 32. Three
Is held in a lowered state. In this way, when the lifting / lowering plug body 3 is lowered with respect to the plug base 2, the lifting / lowering plug body 3 returns to the storage state shown in FIG. 1. And at this time, the plug means 8
In (see FIG. 1), the lifting plug 3 is attached to the water pipe 18 of the plug base 2.
Since the plug pendant 15 is pierced and the communication between the mouth portion 5a of the container body 5 and the discharge port 3a of the elevating plug body 3 is blocked, the provisional instruction, the liquid container 6 is rolled upside down or upside down. Even if this is done, the contents in the container body 5 will not spill.

Then, when the lifting / lowering plug 3 is pushed downward with the lifting / lowering plug 3 raised as described above, the discharge port 3a.
If the liquid container 6 is tilted so that the discharge port 3a is on the lower side until the contents are covered with the liquid, the volume of the container body 5 is reduced by the lowering operation of the elevating plug 3, and the liquid is generated in the discharge port 3a. The content in the container body 5 can be taken out by exerting an action of shaking off the surface tension or viscosity of the content. At this time, the amount of the content taken out by one pushing operation is approximately quantified by limiting the pushing down of the lifting stopper 3 to a predetermined stroke such that the engaging portion 23 does not reach the locking portion 29. You can

6 and 7 show another embodiment, in which the locking portion 29 of the cover cylinder 7 has the first projection 3 having the inclined surface 37.
8 and the second protrusion 41 having the inclined surface 39 and the locking groove 40, the inclined surface 37 is inclined so that the upper side is gradually thinned, and the inclined surface 37 gradually tapers on the left side in the drawing of FIG. It is slanted so as to be thin, and as a result, the engaging guide path 33 and the engaging guide path 33 are provided between the locking portion 29 of the cover cylinder 7 and the opening window 20 of the plug base 2 as in the above embodiment. An uncoupling guide path 34 and an ascending guide path 35 are provided, and these guide paths 33, 34, 35 cause the engaging portion 23 to engage with the locking portion 29 each time the lifting stopper body 3 is pushed down. Engaging and disengaging means for sequentially repeating engagement and disengagement is configured. The other points are the same as those of the above-mentioned embodiment.

8 and 9 show another embodiment, in which the locking portion 29 of the cover cylinder 7 is formed in a U shape having an engaging groove 43, and the locking portion 29 is a plug base portion. 2 open windows 20
It is set so as to be located substantially in the center portion of the cover cylinder body 7.
An engaging guide path 33, an engaging disengaging guide path 34, and an ascending guide path 35 are provided between the opening window 20 and the opening / closing window 20 of the elevating plug body 3 by these guide paths 33, 34, 35. An engagement / disengagement unit is configured to sequentially repeat engagement and disengagement of the engagement portion 23 with the locking portion 29 each time the is pressed down. The other points are the same as those of the above-mentioned embodiment.

[0030]

EFFECTS OF THE INVENTION According to the present invention, there is no need to unscrew the outer lid each time the liquid container is used and screw it together after use, so that the handling is extremely easy. Of course, there is no defect such as dropping the screwed outer lid to damage or lose it.

Further, the lifting / lowering stopper body is pushed / removed by a pressing operation to switch whether the contents can be taken out or not. The switching state is such that the lifting / lowering stopper body is raised or lowered. Since it becomes apparent at first glance, there is no failure such as inadvertently crossing over the unsealed liquid container, and leakage of the contents can be prevented.

Further, by pushing down the elevating plug within a predetermined range, the amount of contents taken out by one pushing operation can be substantially quantified.

[Brief description of drawings]

FIG. 1 is a side cross-sectional view (a cutting position is compounded so that a discharge port appears) when a spout device according to the present invention is in a normal state (when not in use).

FIG. 2 is a half side cross-sectional view showing a state in which the spout device is enabled from the state shown in FIG.

FIG. 3 is a perspective view showing the spout device in a disassembled state and crushing required parts.

FIG. 4 is a side surface portion of an engaging / disengaging means portion.

FIG. 5 is a perspective view of an engaging / disengaging means portion.

FIG. 6 is a side surface portion of an engaging / disengaging means portion showing another embodiment.

FIG. 7 is a perspective view of an engaging / disengaging means portion.

FIG. 8 is a side surface portion of an engaging / disengaging means portion showing another embodiment.

FIG. 9 is a perspective view of an engaging / disengaging means portion.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Plug device 2 Plug base 3 Lift plug 3a Discharge port 5 Container body 5a Port 6 Liquid container 7 Cover cylinder 8 Plug means 17 Cylindrical wall 20 Open window 23 Engaging part 29 Engaging part 32 Spring 33 For engaging Guideway 34 Guideway for disengagement 35 Guideway for ascending

Claims (4)

[Claims] 1. A stopper base portion (2) provided at a mouth portion (5a) of a container body (5) and an up-and-down stopper body (3) which is vertically movable with respect to the stopper base portion (2). A spring (32) for urging a lifting force is provided on the lifting / lowering plug body (3), and the lifting / lowering plug body (3) has a discharge port at a position exposed only when the lifting base body (2) is raised. (3a) is provided, and the discharge port (3a) and the mouth of the container body (5) are provided between the lifting plug (3) and the plug base (2) when the lifting plug (3) is raised. A stopper means (8) for communicating with (5a) and for blocking the communication between the discharge port (3a) and the mouth portion (5a) of the container body (5) when the lifting stopper body (3) descends. The lifting plug body (3) is provided with an engaging portion (23), which resists the pushing force of the spring (32) when the lifting plug body (3) descends. ) Is provided with a locking portion (29) that engages the engaging portion (23), and the engaging portion (2) is pushed every time the lifting plug body (3) is pushed down.
A stopper device for a liquid container, characterized in that an engagement / disengagement means for sequentially repeating engagement and disengagement of (3) with the locking portion (29) is provided. 2. A plug base portion (2) provided at a mouth portion (5a) of a container body (5) and an up-and-down plug body (3) held so as to be vertically movable with respect to the plug base portion (2). A spring (32) for urging a lifting force is provided on the lifting / lowering plug body (3), and the lifting / lowering plug body (3) has a discharge port at a position exposed only when the lifting base body (2) is raised. (3a) is provided, and the discharge port (3a) and the mouth of the container body (5) are provided between the lifting plug (3) and the plug base (2) when the lifting plug (3) is raised. A stopper means (8) for communicating with (5a) and for blocking the communication between the discharge port (3a) and the mouth portion (5a) of the container body (5) when the lifting stopper body (3) descends. An engaging portion (23) is provided on the lifting stopper body (3), and the lifting stopper body (3) resists the pushing force of the spring (32) when the lifting stopper body (3) descends. ) Is held in a lowered state, a locking portion (29) that engages with the engaging portion (23) is provided, and when the lifting stopper body (3) is lowered, the locking portion (29) is lifted above the locking portion (29). An engaging guide path (33) is provided for guiding the engaging portion (23) at the position so as to engage with the engaging portion (29), and the engaging portion (23) is lowered to move the engaging portion (3). An engagement release guide path (34) is provided for guiding the engagement part (23) engaged with 29) so as to be disengaged from the locking part (29). A stopper for a liquid container, characterized in that an ascending guide path (35) for guiding the engaging portion (23) disengaged from the locking portion (29) to above the locking portion (29) is provided. apparatus. 3. A cover cylinder (7) fitted onto the stopper base (2) is provided, and the locking part (2) is provided on the cover cylinder (7).
9) is provided, and a cylindrical wall (17) for guiding the vertical movement of the lifting / lowering stopper body (3) is provided in the stopper base (2), and an opening window (20) is provided in the cylindrical wall (17). The opening / closing window (2) of the cylindrical wall (17) of the stopper base (2) is provided in the lifting / lowering stopper (3).
0) is provided with the engaging portion (23) so as to project toward the cover tubular body (7), and the opening window (20) of the tubular wall (17) and the locking portion (29) are provided. The stopper of the liquid container according to claim 2, wherein the engagement guide passage (33), the engagement release guide passage (34) and the ascending guide passage (35) are provided therebetween. apparatus. 4. When the lifting / lowering stopper body (3) is lowered, most of the lifting / lowering stopper body (3) except the upper surface is housed in the cover cylinder body (7), and when the lifting / lowering stopper body (3) is raised, The discharge port (3a) of the elevating plug body (3) is exposed above the cover tubular body (7). Item 4. A liquid container spout device according to any one of items 1 to 3.