JP5122271B2 - Liquid dispensing container - Google Patents

Description

  The present invention relates to a liquid dispensing container, and more particularly to a liquid dispensing container capable of quantifying and dispensing a liquid content from a dispensing outlet when a container body trunk is squeezed.

  From the container body filled with the content liquid, the cap body provided with the pouring tube attached to the mouth tube portion of the container body, and the internal cylinder body that is attached inside the cap body and disposed in the container body In the liquid dispensing container, the squeeze in the body of the container body causes the content liquid to be poured out from the spout of the cap body, and the inside of the deformed body is in contact with the outer periphery of the inner cylinder to prevent squeeze. Thus, the dispensing of the content liquid is stopped, and a liquid dispensing container capable of quantitatively dispensing the content liquid with a single squeeze operation is conventionally known.

In addition, by attaching one end of the curved tube member whose both ends are directed upward to the lower end of the dispensing tube and making the curved tube member a flow channel tube, the container is turned upside down unless the body portion of the container body is squeezed. 2. Description of the Related Art A liquid dispensing container that prevents a liquid content from leaking even if it is tilted is conventionally known (see, for example, Patent Document 1).
JP 2002-68245 A

  In the conventional container described in Patent Document 1, when the body portion of the container body is released from being pressed, the container body becomes negative pressure due to the restoring force of the container body, and the liquid remaining in the spout and the curved tube member is sucked in. And put it back in the container.

However, since air is sucked together with the remaining liquid, the liquid is stirred and before the liquid completely returns to the container, the air first enters the container, the suction by the container is finished, and the middle of the curved pipe member Liquid may remain.
For this reason, when the container is tilted before the body portion of the container main body is squeezed, there is a problem that the remaining liquid flows out from the dispensing tube and stains the outside.

  In addition, due to the structure of the curved tube member, there is a problem that, when the tube is tilted in the lateral direction, air may enter the container and a liquid flow path may be formed, so that the liquid flows out from the dispensing tube. It was.

  An object of the present invention is to solve the above-mentioned problems, and as long as the body portion of the container body is not squeezed, the liquid injection can be prevented from flowing out even if the container is tilted sideways or upside down. The purpose is to provide a discharge container.

In order to solve the above-mentioned problems, the present invention provides a container body having a flexible barrel as a liquid dispensing container, a cap body mounted on a mouth tube portion of the container body, and a cap body. In a liquid dispensing container comprising a pouring member attached to the lower part of the pouring tube provided, a member that blocks the liquid flow is provided in the pouring tube. A bottom wall portion attached to the lower portion of the tube portion, the pouring tube portion including an upper engagement tube and a lower engagement tube attached to the pouring tube, and the bottom wall portion engaging the lower portion A channel recess provided in the lower part of the lower engaging cylinder of the extraction cylinder part, which is cut from the lower end, with an engaging cylinder attached to the cylinder and a bottom wall provided continuously to the lower end of the engaging cylinder The bottom of the engaging cylinder is engaged with the channel recess, and the channel hole is formed as a liquid channel. The channel recess and the channel hole form a small-diameter channel. that it is To adopt a configuration in which the butterflies.

A configuration is adopted in which the member that obstructs the liquid flow is a semi-circular dripping prevention protrusion that is arranged in a plurality of steps facing the inner periphery of the dispensing cylinder .

A configuration is adopted in which the member that obstructs the liquid flow is a small-diameter channel provided on the inner periphery of the upper engagement cylinder .

As another embodiment of the liquid dispensing container, a configuration characterized in that a slight gap is formed between the peripheral edge of the bottom wall and the member of the cap body.

  A container body having a flexible body, a cap body mounted on the mouth tube portion of the container body, and a pouring member mounted on the lower portion of the pouring tube disposed on the cap body. In the liquid dispensing container, the dispensing tube is provided with a member that blocks the liquid flow, and the dispensing member is provided with a small-diameter channel, so that the liquid flow is stopped, and even if the container is tilted sideways or upside down, Unless the body portion is pressed, the liquid can be prevented from flowing out of the container.

  Next, examples of the container of the present invention will be described with reference to the drawings.

  In FIG. 1, A is a container main body, B is a cap main body mounted on the mouth tube portion of the container main body A, C is an inner cylinder mounted on the lower surface of the cap main body B and disposed in the container main body A, D is It is a pouring member attached to the pouring cylinder of the cap body.

  The container body A is formed of a synthetic resin and includes a mouth tube portion 1, a shoulder portion 2, and a flexible body portion 3, and a screw 4 for screwing a cap body B onto the outer periphery of the mouth tube portion 1. Is engraved.

  As shown in FIGS. 1 and 2, the cap main body B has a pouring cylinder 5, a shoulder wall 6 formed by expanding downward from the outer periphery of the pouring cylinder 5, and a lower end of the shoulder wall 6 at the inner edge. Ring-shaped upper wall 7, engaging cylinder 8 suspended from the lower inner surface of upper wall 7, sealing cylinder 9 suspended from the lower surface of upper wall 7, and outer peripheral wall suspended from the outer edge of upper wall 7 It consists of ten.

A plurality of semicircular dripping prevention protrusions 11 are arranged at predetermined positions on the inner periphery of the dispensing cylinder 5 at different positions.
The lower part of the extraction tube 5 is an engaging portion 12 to which the extraction member D is attached.

  On the outer periphery of the engagement cylinder 8, a screw 13 for mounting the inner cylinder C is engraved.

On the inner periphery of the outer peripheral wall 10, a screw 14 that is screwed into the screw 4 of the mouth tube portion 1 of the container body A is formed.
When the cap body B is screwed to the container body A, the inner periphery of the outer peripheral wall 10 of the cap body B and the outer periphery of the mouth tube portion 1 of the container body A are engaged, and the outer periphery of the sealing cylinder 9 of the cap body B is It is inserted into the inner periphery of the mouth tube part 1 to prevent liquid leakage from inside the container.

The inner cylinder C is provided with a screw 15 that is screwed into the screw 13 of the engagement cylinder 8 of the cap body B at the inner peripheral upper end, and the inner cylinder C is located at a predetermined position below the screw 15. A plurality of liquid holes 16 through which the content liquid passes from the outer peripheral side to the inner peripheral side are provided.
The height of the inner cylinder C is formed so as to be suspended from the lower surface of the cap body B at least at a height at which the inner end of the lower recess 6 provided in the body 3 of the container body A contacts the outer periphery. ing.

The extraction member D includes an engagement cylinder 20 that is inserted into the inner periphery of the engagement portion 12 of the extraction cylinder 5 of the cap body B, and a bottom wall 21 that is connected to the lower end of the engagement cylinder 20. Yes.
In the center of the bottom wall 21, a small-diameter channel port 22 is formed.
The inner diameter of the small-diameter channel port 22 may be a liquid flow, and is preferably 3 to 4 mm.

Next, the function and effect of this embodiment will be described.
In the container of the present invention, when the container is inverted and the body part 3 of the container body A is pushed in, the content liquid can be poured out from the dispensing cylinder 5 of the cap body B.
When the inner end of the body part 3 comes into contact with the outer periphery of the inner cylinder C, the pushing-in is prevented, the content liquid is stopped to be dispensed, and the content liquid can be quantified and dispensed.

  When the body 3 of the container body A is released from being pushed in, the container body A has a negative pressure due to the restoring force of the container body A, and the liquid remaining inside the dispensing cylinder 5 and the engaging cylinder 20 of the dispensing member D. Can be sucked in through the small-diameter channel port 22 and returned to the container.

Even when the container is tilted when the content liquid is not used, the liquid flow is stopped by the capillary phenomenon caused by the small-diameter channel port 22 of the pouring member D, and the liquid is prevented from flowing into the pouring cylinder 5 of the cap body B. be able to.
Moreover, even if liquid remains in the pouring cylinder 5, the plurality of dripping prevention protrusions 11 provided in the pouring cylinder 5 serve as walls to block the liquid flow, so that the body 3 of the container main body A Unless pressed, the liquid can be prevented from flowing out of the container from the dispensing cylinder 5.

Next, a second embodiment in which the configuration of the dispensing cylinder of the first embodiment is changed will be described.
The same components as in the first embodiment of the present embodiment are denoted by the same reference numerals, detailed description is omitted, and differences will be mainly described.

  In FIG. 3, A is a container body, Ba is a cap body mounted on the mouth tube portion of the container body A, C is an inner cylinder body mounted on the lower surface of the cap body Ba and disposed in the container body A, E Is a pouring member attached to the pouring cylinder of the cap body Ba.

  The cap body Ba includes a pouring cylinder 25, a shoulder wall 26 formed by expanding the diameter downward from the outer periphery of the pouring cylinder 25, a ring-shaped upper wall 27 connecting the lower end of the shoulder wall 26 to the inner edge, It comprises an engagement cylinder 28 suspended from the inner edge of the lower surface of the wall 27, a sealing cylinder 29 suspended from the lower surface of the upper wall 27, and an outer peripheral wall 30 suspended from the outer edge of the lower surface of the upper wall 27.

The lower part of the extraction tube 25 is an engaging portion 31 to which the extraction member D is attached.
On the outer periphery of the engagement cylinder 28, a screw 32 for mounting the inner cylinder C is engraved.
On the inner periphery of the outer peripheral wall 30, a screw 33 that is screwed into the screw 4 of the mouth tube portion 1 of the container main body A is formed.

  As shown in FIGS. 3 and 4, the dispensing member E is engaged with the engaging portion 31 of the dispensing tube 25 of the cap body Ba, and is attached to the dispensing tube portion E1 and the lower portion of the dispensing tube portion E1. And a bottom wall portion E2 to be mounted on.

  The extraction tube portion E1 has a ring shape in which an upper edge of the upper engagement tube 34 is inserted into the inner periphery of the engagement portion 31 of the extraction tube 25 of the cap body Ba, and an inner edge is connected to the lower end of the upper engagement tube 34. The upper wall 35 includes a lower engagement cylinder 36 that is suspended from the outer edge of the upper wall 35.

The inner periphery of the upper engagement cylinder 34 is a small-diameter channel 37 having a smaller diameter than the inner diameters of the other cylinders.
The inner diameter of the small diameter channel 37 is preferably 3 to 4 mm.
A plurality of flow path recesses 38 cut from the lower end are disposed in the lower portion of the lower engagement cylinder 36.

The bottom wall portion E <b> 2 includes an engagement tube 39 that is inserted into the inner periphery of the lower engagement tube 36 of the extraction tube portion E <b> 1, and a bottom wall 40 that is connected to the lower end of the engagement tube 39.
The engaging cylinder 39 is provided with a plurality of channel holes 41 that engage with the channel recesses 38 and serve as liquid channels when the bottom wall E2 is attached to the dispensing cylinder E1.
A constant gap 40 a is formed between the outer periphery of the bottom wall 40 and the inner periphery of the engagement cylinder 28.

Next, the function and effect of this embodiment will be described.
Even when the container is tilted when the content liquid is not used, the channel recess 38 of the lower engagement cylinder 36 of the extraction cylinder E1 of the extraction member E and the channel hole of the engagement cylinder 39 of the bottom wall E2 41, the liquid flow is stopped by the capillary phenomenon caused by the flow path of the liquid formed by 41, and the liquid can be prevented from flowing into the dispensing cylinder E1.
Further, since the flow is reduced by the gap 40a between the outer periphery of the bottom wall 40 and the inner periphery of the engagement cylinder 28, the amount of liquid flowing without the engagement cylinder 39 is reduced, and the effect of preventing the liquid flow is increased.

Even if the liquid remains in the dispensing cylinder E1, the liquid flow is stopped by the capillary phenomenon due to the small-diameter channel 37 of the upper engaging cylinder 34 of the dispensing cylinder E1, and the dispensing cylinder 25 of the cap main body Ba is removed. Therefore, the liquid can be prevented from flowing out of the container from the dispensing tube 25 unless the body 3 of the container body A is pressed.
Other functions and effects are the same as those of the first embodiment.

  In the present embodiment, nothing is provided on the inner periphery of the extraction cylinder 25 of the cap body Ba, but a semicircular dripping prevention protrusion is provided at a predetermined position on the inner periphery of the extraction cylinder 25 as in the first embodiment. If a plurality of liquids are disposed at different positions, even if liquid remains in the dispensing cylinder 25, the liquid dripping prevention projection serves as a wall, and the liquid flow can be prevented.

  In each of the above-described embodiments, the inner cylinder C is attached to the cap main body so that the fixed quantity can be dispensed. However, if the quantitative dispense is not necessary, the inner cylinder C may be omitted.

  The present invention provides a liquid dispensing container capable of quantifying and dispensing a liquid content in a single squeeze operation, even when the container is tilted before squeezing the body of the container body. Since the liquid can be prevented from flowing out, it can be widely used as various liquid dispensing containers.

It is a section elevation view of the liquid extraction container of the 1st example of the present invention. It is a cross-sectional top view in the AA line. It is a section elevation view of the liquid extraction container of the 2nd example of the present invention. It is decomposition | disassembly explanatory drawing of an extraction member.

Explanation of symbols

A Container body B, Ba Cap body C Inner cylinder D, E Outlet member E1 Outlet cylinder part E2 Bottom wall part 1 Mouth cylinder part 2 Shoulder part 3 Body part 4, 13, 14, 15, 32, 33 Screw 5 , 25 Outlet tube 6, 26 Shoulder wall 7, 27 Upper wall 8, 28 Engagement tube 9, 29 Sealed tube 10, 30 Outer peripheral wall 11 Dripping prevention projection 12, 31 Engagement portion 16 Liquid hole 20, 39 Joint tube 21, 40 Bottom wall 22 Small-diameter channel port 34 Upper engagement cylinder 35 Upper wall 36 Lower engagement cylinder 37 Small-diameter channel 38 Channel recess 40a Gap 41 Channel hole

Claims (4)

A container body having a flexible body, a cap body mounted on the mouth tube portion of the container body, and a pouring member mounted on the lower portion of the pouring tube disposed on the cap body. In the liquid dispensing container,
A member that blocks the liquid flow is provided in the dispensing cylinder,
The pouring member consists of a pouring cylinder part and a bottom wall part attached to the lower part of the pouring pipe part,
The dispensing cylinder portion includes an upper engaging cylinder and a lower engaging cylinder that are attached to the dispensing cylinder,
The bottom wall portion includes an engagement cylinder that is attached to the lower engagement cylinder, and a bottom wall that is connected to the lower end of the engagement cylinder.
A channel recess cut from the lower end is disposed at the lower part of the lower engagement cylinder of the extraction cylinder, and the engagement cylinder of the bottom wall is engaged with the channel recess to become a liquid channel. A liquid dispensing container , wherein a flow path hole is provided and a small diameter flow path is formed by a flow path recess and a flow path hole . 2. The liquid dispensing container according to claim 1 , wherein a plurality of members that prevent the liquid flow are semicircular dripping prevention protrusions arranged in a plurality of steps facing the inner periphery of the dispensing cylinder . The liquid dispensing container according to claim 1 or 2 , wherein the member that obstructs the liquid flow is a small-diameter channel provided on the inner periphery of the upper engaging cylinder . The liquid dispensing container according to claim 1, wherein a slight gap is formed between the peripheral edge of the bottom wall and the member of the cap body .

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