JPH0718602Y2 - Liquid quantitative dispensing container - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a liquid quantitative dispensing container for constantly dispensing a fixed quantity of liquid cosmetics, foods, etc. filled in a container.

[Conventional technology]

FIG. 3 and FIG. 4 show a liquid quantitative discharge container described in Japanese Utility Model Laid-Open No. 62-182252 as an example of this type of container. The container body 1 is filled with a liquid content 2, and a discharge plug 3 for discharging the content 2 in a fixed amount is fitted to the mouth end of the container body 1.

As shown in FIG. 3, when the container body 1 is inverted during pouring, the contents 2 are gravity-fallen into the primary measuring chamber 5 from the liquid passage 4 and poured into the container, and the liquid level in which the room pressure and the external atmospheric pressure are balanced. The contents 2 are retained at. From this, when the container body 1 is corrected to the normal posture as shown in FIG. 4, the content 2 in the primary measuring chamber 5 flows into the secondary measuring chamber 7 from the through hole 6. The volume of contents 2 that has flowed in balance in this secondary measuring chamber 7.
Is discharged as a fixed amount, and when the container body 1 is tilted, the contents 2 in the secondary measurement chamber 7 are discharged from the discharge passage 8.

Further, there is a liquid quantitative dispensing container described in Japanese Utility Model Publication No. 60-193045. In this liquid quantitative dispensing container, the portion for measuring and dispensing the liquid is formed by the three components of the storage container 1, the quantitative injection body 2 and the dispensing pipe 4, so that each portion can be easily It can be formed.

[Problems to be solved by the device]

However, in the case of the liquid fixed amount discharge container described in Japanese Utility Model Laid-Open No. 62-182252, the structure of the fixed amount discharge plug 3 having the primary measuring chamber 5 and the secondary measuring chamber 7 is very complicated, and as is clear from the figure. In addition, it is difficult to obtain this by integral molding with today's molding technology, and there is a problem that the cost increases due to split mold molding.

On the other hand, in the liquid fixed amount dispensing container described in Japanese Utility Model Publication No. 60-193045, the portion for measuring and dispensing the liquid can be easily formed, but this liquid is measured and dispensed. The part is formed of three parts, and the number of parts is increased.

The present invention has been made in view of the above-mentioned matters, and an object thereof is to easily form a portion for measuring and pouring a liquid and to reduce the number of parts.

[Means for Solving the Problems]

The liquid fixed amount discharge container according to the present invention has a boundary portion 13 formed in the upper portion of the container body 11 and having a narrower diameter than the inner diameter of the container body 11 and the inner diameter of the portion forming the storage chamber portion 12 at the upper portion thereof. Formed integrally with the portion forming the container body 11 and the storage chamber portion 12, the opening end portion 14 is provided on the upper portion of the portion forming the storage chamber portion 12, inside the portion forming the storage chamber portion 12,
The fixed tube 22 is inserted through the straight tube-shaped fixed quantity dispensing tube 20, and the fixed opening end 22 provided at the tip of the fixed quantity dispensing tube 20 is tightly fitted and fixed to the opening end section 14. 20 to the boundary 13
By closely fitting to the inner peripheral surface of the
At 20 the inside of the container body 11 and the inside of the storage chamber 12 are shut off,
The storage chamber portion 12 is formed, a liquid passage 25 is provided inside the fixed amount dispensing pipe 20, an intake window 23 of the liquid passage 25 is opened in the container body 11, and an outlet 26 of the liquid passage 25 is formed in the storage chamber. Open in the part 12,
The liquid passage 25 connects the inside of the container body 11 and the storage chamber portion 12 to each other, and the fixed amount extraction pipe 20 is provided at a position below the extraction window 26.
It is a liquid quantitative dispensing container provided with a through hole 27 for communicating 20 fixed amount chambers 28 with the storage chamber 12.

[Operation] The liquid quantitative dispensing container of the present invention forms a constricted boundary portion 13 at the upper part of the container body 11 to form a portion forming the storage chamber portion 12, and the storage chamber portion 12 is formed. The storage chamber portion 12 is formed by inserting the fixed-quantity dispensing pipe 20 inside the portion forming the.

Therefore, in the present invention, the portion for measuring and pouring out the liquid is made easy to disassemble and form, while the portion for measuring and pouring out the liquid is provided with the container body 11 and the fixed amount ejection pipe.
Can be formed with 20 two small parts.

When the container 10 in the normal position is inverted during pouring, the contents in the container body 11 once flow into the storage chamber section 12. Body 11
When the internal pressure of and the internal pressure of the storage chamber section 12 are balanced, the inflow of the content stops and the corresponding content stays in the storage chamber section 12.

Next, when the container 10 is returned to the normal posture again, a part of the contents staying in the storage chamber part 12 flows back and returns to the inside of the container body 11, but most of the contents in the storage chamber part 12 are returned. The substance flows from the through hole 27 into the metering chamber 28 of the metering pipe 20. In this way, the storage chamber
The initial contents that have accumulated in 12 are divided into those that return into the container main body 11 and those that flow into the fixed volume dispensing pipe 20, and the internal pressure of the storage chamber 12 and the internal pressure of the constant volume dispensing pipe 20 are balanced. When they do, they stop at the liquid level of each other. Again, when the container 10 is inverted,
The contents of the fixed quantity chamber section 28 of the fixed quantity discharge pipe 20 are discharged as a fixed quantity.

〔Example〕

Hereinafter, an embodiment of the liquid fixed quantity dispensing container according to the present invention will be described with reference to the drawings.

In FIGS. 1 and 2, a storage chamber 12 is integrally formed on the upper part of the container body 11 of the container 10 filled with the liquid contents. The boundary between the container body 11 and the storage chamber portion 12 is a small constricted boundary portion 13, and the storage chamber portion 12
The upper end is an opening end 14 having the same inner diameter as the boundary 13. A male screw portion 15 is provided on the outer periphery of the storage chamber portion 12 immediately below the opening end portion 14.

As shown in the drawing, a straight tubular fixed-volume dispensing pipe 20 having a closed lower end is fitted to the open end 14 of the storage chamber 12. The front end portion of the fixed-quantity dispensing pipe 20 is formed as an opening fixing end 22 that is fitted and fixed inside the opening end portion 14 of the storage chamber portion 12. The tubular body 21 has an outer diameter that fits closely to the inner circumferential surface of the boundary portion 13, and has a length such that the lower end closed portion reaches the inside of the container body 11. That is, by inserting the fixed-quantity dispensing pipe 20 into the storage chamber 12 and tightly fitting the boundary 13, the storage chamber 12 is shut off by only communicating with the liquid passage 25 from the inside of the container body 11. It becomes a structure.

Further, an intake window 23 is provided at the closed distal end of the fixed-quantity dispensing pipe 20 to communicate with the inside of the container body 11 to take in the contents, and the tubular body 21 in the storage chamber 12 has a through-hole-shaped extraction window. 26 are provided. The inlet window 23 and the outlet window 26 are partition walls in the tubular body 21.
The liquid passages 25 formed by 24 communicate with each other.

In addition, a through hole 27 having substantially the same diameter as that of the take-out window 26 described above is provided in the tube body 21 of the portion of the fixed-quantity extraction pipe 20 which is inserted into the storage chamber portion 12. In the container 10 in the normal posture as shown in FIG. 1, the position of the through hole 27 is the take-out window in vertical vertical direction.
It is provided below 26. Through this through hole 27, the inside of the storage chamber portion 12 and the fixed amount chamber portion 28 inside the fixed amount extraction pipe 20 communicate with each other. Further, a cap 30 is fitted to the male screw portion 15 of the storage chamber portion 12 to close the opening fixing end 22 of the fixed quantity dispensing pipe 20 fitted and fixed to the opening end portion 14.

Next, the action of using the liquid fixed amount dispensing container of this embodiment is as follows. When the container 10 in the normal position shown in FIG. The entrance window 23
To flow into the storage chamber 12 through the liquid passage 25. Then, when the liquid reaches the take-out window 26 and the pressure in the storage chamber 12 and the pressure in the container body 11 are balanced, the inflow of the contents is stopped and the corresponding contents are retained in the storage chamber section 12.

Next, when the container 10 is returned to the normal posture as shown in FIG. 1, a part of the contents staying in the storage chamber 12 flows backward from the take-out window 26 and the take-in window from the liquid passage 25. It returns to the inside of the container body 11 via 23. However, most of the contents in the storage chamber 12 are through holes.
It flows through 27 into the metering chamber part 28 of the metering pipe 20. In this way, the initial contents accumulated in the storage chamber section 12 are divided into those returning to the container body 11 and those flowing into the fixed quantity ejection pipe 20, and the liquid level in the fixed quantity chamber section 28 is the through hole 27. Reaches the storage chamber
When the internal pressure of 12 and the internal pressure of the fixed volume dispensing pipe 20 are balanced, they stop at the liquid level of each other due to the vertical difference between the extraction window 26 and the through hole 27 in the vertical direction. Then, the content is poured out into the fixed quantity discharge pipe 20 as a fixed quantity.

Then, when the container 10 is tilted again, the quantitative contents in the quantitative ejection pipe 20 are ejected to the outside.

[Effect of device]

As described above, the liquid fixed-quantity dispensing container according to the present invention has a constricted boundary portion 13 formed on the upper portion of the container body 11.
Is formed to form a portion forming the storage chamber portion 12, and the fixed amount dispensing pipe 20 is inserted inside the portion forming the storage chamber portion 12 to form the storage chamber portion 12.

Therefore, in the present invention, the portion for measuring and pouring out the liquid is made easy to disassemble and form, while the portion for measuring and pouring out the liquid is provided with the container body 11 and the fixed amount ejection pipe.
Formed in two small parts of 20, resulting in a low cost dispensing container.

[Brief description of drawings]

FIG. 1 and FIG. 2 show an embodiment of a liquid metering container dispensing container according to the present invention. FIG. 1 is a vertical sectional view of the container in a normal posture, and FIG. 2 is an exploded view. FIG. 3 and FIG. 4 are cross-sectional views of the conventional example in an inverted posture and an upright posture, respectively. 11 …… Container body, 12 …… Reservoir part, 13 …… Boundary part, 14…
… Open end, 20 …… Quantitative dispensing tube, 22 …… Open fixed end, 23
…… Intake window, 25 …… Liquid passage, 26 …… Exit window, 27 …… Through hole, 28 …… Quantity chamber section

Claims (1)

[Scope of utility model registration request] 1. An inner diameter of the container body 11 on the upper part of the container body 11,
And a boundary portion 13 formed by constricting a smaller diameter than the inner diameter of the portion forming the storage chamber portion 12 above the container body 11 and the portion forming the storage chamber portion 12 is integrally formed, the storage chamber portion 12
The opening end portion 14 is provided on the upper part of the portion that forms the inside of the portion that forms the storage chamber portion 12, and the straight tubular fixed-quantity dispensing pipe 20 is inserted, and at the tip portion of the constant-quantity dispensing pipe 20. The provided fixed opening end 22 is tightly fitted and fixed to the opening end portion 14, and the fixed amount dispensing pipe 20 is closely fitted to the inner peripheral surface of the boundary portion 13 to provide the fixed amount dispensing pipe. The inside of the container main body 11 and the inside of the storage chamber portion 12 are cut off by 20 to form the storage chamber portion 12, and a liquid passage 25 is provided inside the fixed amount dispensing pipe 20, and an intake window 23 of the liquid passage 25 is provided. To the inside of the container main body 11, and the outlet 26 of the liquid passage 25 is opened.
To the inside of the storage chamber portion 12 so that the inside of the container body 11 and the storage chamber portion 12 communicate with each other through the liquid passage 25, and
A liquid quantitative dispensing container having a through hole 27 for communicating the quantitative chamber portion 28 of the quantitative dispensing pipe 20 and the storage chamber portion 12 at a lower position.