JPH0650366Y2 - Fixed-volume dispensing cap for liquid container - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a fixed-volume dispensing cap for a liquid container.

[Conventional technology]

Conventionally, as an automatic measuring stopper of a liquid container provided with a measuring chamber,
Some are described in Japanese Utility Model Publication No. 55-21997. As shown in FIG. 9 and FIG.
Storage chamber 41 connected to the storage chamber 41 and a weighing chamber connected to this storage chamber 41
42 is provided, and the measuring chamber 42 is provided with a spout 44.
Then, at the time of this metering and pouring, as shown in FIG. 9, the container 1 is inverted and the content liquid is introduced from the introduction port 43 into the storage chamber 41,
Next, as shown in FIG. 10, the container 1 is erected and the liquid in the storage chamber 41 is moved to the measuring chamber 42. At this time, the liquid overflowing from the measuring chamber 42 returns to the container 1 and a fixed amount of liquid is stored in the measuring chamber 42. Then, when the container 1 is tilted, the liquid in the measuring chamber 42 is poured out from the pouring outlet 44.

[Problems to be solved by the device]

Thus, the conventional automatic metering tap shown in FIGS. 9 and 10 is
It is convenient because it can be used as a measuring instrument at the same time as the stopper. However, when standing upside down to measure the solution, a part of the solution overflows from the storage chamber 41 and causes a loss.
When the container 1 is nearly filled with the liquid and the container 1 is tilted and the measured liquid is poured out,
The solution in the inside easily flows into the measuring chamber 42 from the introduction port 43, and the inflowing solution is poured out together with the measured solution, so that there is a problem that the amount of the solution is inaccurate.

The present invention has been made in view of the above-mentioned matters, the content liquid does not overflow to the outside during the operation of measuring the liquid volume, and a certain amount of the liquid volume is poured when the liquid volume is poured out while the container 1 is inverted. It is a technical subject to make a fixed amount pouring cap of the liquid container 1 capable of pouring.

[Means for Solving the Problems]

The present invention has the following configuration in order to solve the conventional problems and achieve the object.

That is, according to the present invention, a cylindrical plug body 12 that is tightly fitted in the mouth tube portion 2 of the container 1 is provided so as to hang down from the outer peripheral edge portion of the top plate 11, and a pouring tube 13 is penetrated through the top plate 11. It is provided hanging down and the pouring tube
A pouring outlet 14 is formed at the tip of the pouring tube 13, a pouring tube inlet 15 is provided on one side of the side wall of the pouring tube 13, and a bottomed measuring tube 22 is provided at the bottom of the pouring tube 13. Are continuously provided, and the outside of the pouring cylinder 13 is surrounded by an outer cylinder 18 with a space therebetween, and the upper end portion of the outer cylinder 18 has the cylindrical plug 12
To connect the annular bottom portion 19 of the outer cylinder 18 to the outer circumference of the lower portion of the spout cylinder 13, and to connect the annular bottom portion 19 to the spout cylinder inlet port.
A communication hole 20 that communicates with the inside of the container 1 is provided on the opposite side of the container 1, and a part of the outer cylinder 18 near the pouring cylinder inlet 15 is recessed inward to connect the outer cylinder 18 and the cylinder. The outer cylinder inflow path 21 is formed so that a gap is formed between the outer cylinder inflow path 21 and
The cap 30 is fitted on the outside of the cap 30.
A fixed amount dispensing cap for a liquid container was provided in which 35 was provided so that the spout 14 could be opened and closed, and at the same time, it could be fitted into the mouth tube portion 2 of the container 1.

[Action]

According to the present invention, as shown in FIG. 1, a tubular plug body 12 is fitted into and fitted into a mouth tube portion 2 of a container 1, and a cap 30 is fitted into the mouth tube portion 2 of the container 1. As a result, the closing tool 35 tightly fits the spout 14 of the spout 13 to prevent leakage of the container 1 to the outside when the container 1 is inverted.

Then, as shown in FIG. 2, when the container 1 is inverted, the content liquid passes through the outer cylinder inflow passage 21, the pouring cylinder inflow port 15, and the pouring cylinder 13
The air flowing into the inner and outer cylinders 18 and the air in the spout cylinder 13 and the outer cylinder 18 is discharged into the container 1 through the communication hole 20. Then, when the container 1 is erected as shown in FIG.
The liquid in 18 flows into the measuring cylinder 22, and the liquid that has accumulated above the position of the communication hole 20 flows out into the container 1 through the communication hole 20, and
A certain amount of the liquid in 22 is accumulated up to the height of the communication hole 20.

Then, open the cap 30 to open the spout 14, and the outer cylinder inflow path.
The container 1 is tilted with 21 facing upward, and the quantitative solution in the measuring cylinder 22 is poured out. At the time of this pouring, since the outer cylinder inflow path 21 is on the upper side of the outer cylinder 18, the liquid in the container 1 is prevented from flowing into the outer cylinder 18, and also flows into the outer cylinder 18 from the communication hole 20. The liquid is
The liquid in the measuring cylinder 22 is completely poured out from the pouring outlet 14 until the inside of the pouring cylinder 18 is filled and flows into the pouring cylinder 13 from the pouring cylinder inlet 15.

〔Example〕

An embodiment according to the present invention will be described below with reference to FIGS. 1 to 8.

The fixed amount dispensing cap is used by being fitted to the mouth tube portion 2 of the container 1, and is a cylindrical plug body 12 that is tightly fitted from the outer peripheral edge of the top plate 11 into the mouth tube portion 2 of the container 1. Is provided so as to hang down, and a pouring tube 13 is provided so as to penetrate through the top plate 11, and a curve for improving the pouring of the liquid at the tip portion of the pouring tube 13 and improving the liquid drainage. The mold outlet 14 is provided, and the outlet cylinder inlet 15 is provided on one side of the middle portion of the side wall of the outlet cylinder 13, and the outlet cylinder inlet 15 is connected to the narrow portion 16 and below it. Wide part
17 and the bottom of the portion of the pouring tube 13 where the pouring tube inlet 15 is provided, a bottomed measuring tube 22 is externally fitted and continuously provided, and the outside of the pouring tube 13 is spaced apart. It is placed and surrounded by an outer cylinder 18, and the upper end portion of the outer cylinder 18 is fitted into the cylindrical plug body 12, and the annular bottom portion 19 of the outer cylinder 18 is placed.
Is integrally connected to the upper part of the weighing cylinder 22,
An annular bottom 19 of 18 is connected to the outer periphery of the lower part of the spout cylinder 13, and a small communication hole 20 communicating with the annular bottom 19 inside the container 1 is provided on the opposite side of the spout cylinder inlet 15.

Insert the alignment protrusion 23 between the spout 13 and the outer cylinder 18 into the spout inlet.
It is provided on the outer surface of the pouring tube 13 at a position deviated from the center of 15 by 45 ° and positioned with respect to the outer tube 18. Then, a part of the cylindrical outer cylinder 18 is flatly recessed toward the alignment protrusion 23 to provide an outer cylinder inflow path 21 for communicating the inside of the container 1 and the outer cylinder 18 with each other. Inside the cylinder 18, there is provided a positioning groove 24 with which the positioning protrusion 23 engages.

Further, the cap 30 that is externally fitted to the pouring tube 13 has the fitting portion 31.
Female screw 32 of the container 1 is screwed into the male screw 3 of the mouth tube portion 2 of the container 1, a rotary lid 34 is connected to the fitting portion 31 via a three-point hinge 33, and the lower surface of the rotary lid 34 is cylindrical. A closure 35 formed as a plug is provided, and the spout 14 is opened and closed by the closure 35. The outlet cylinder inlet 15 has the wide width portion 17 and the narrow width portion 116 because the wide width portion 17 is close to the measuring cylinder 22 and is wide, so that the liquid can easily flow into the measuring cylinder 22 while the narrow width portion 17 is narrow. Since the width portion 16 has a narrow width, when the dispensing tube 13 starts to be tilted upside down when the quantitative solution is poured out, the quantitative solution in the dispensing tube 13 flows backward and flows out into the outer cylinder 18. Has the effect of preventing Therefore, the quantitative solution can be accurately poured out.

Further, in the above embodiment, the outer cylinder 18 and the measuring cylinder 22 are integrally formed, and the spout cylinder 13 is fitted and fixed to the outer cylinder 18 and the measuring cylinder 22.
It is also possible to integrally form the measuring cylinder 22 and the outer cylinder 18 so that the outer cylinder 18 can be fitted to the measuring cylinder 22, and the cap 30 can also be formed by integrally forming the fitting portion 31 and the rotary lid 34. It is also possible to fit the wearing means not by screwing but by the uneven portion.

[Effect of device]

According to the present invention, when the container 1 is turned upside down to measure the liquid volume, the pouring port 14 is tightly fitted by the closing member 35 of the cap 30, so that the liquid volume does not leak and cause loss to the outside.

Then, in the case of pouring out the measured quantitative liquid in the measuring cylinder 22, the pouring cylinder inflow port 15 and the outer cylinder inflow path 21 are set to the upper side,
The quantitative solution is poured out while tilting the container 1. At this time, since the outer cylinder inflow passage 21 is on the upper side of the outer cylinder 18, it is difficult for the liquid in the container 1 to flow into the outer cylinder 18 from the outer cylinder inflow passage 21 and also through the communication hole 20 from the inside of the container 1. The liquid that has flowed into the outer cylinder 18 and the liquid that has accidentally flown into the outer cylinder 18 from the outer cylinder inflow path 21 are the outlet cylinder inlets.
Since it takes a little time until it begins to flow into the pouring tube 13 through the pouring tube 15, it is possible to finish pouring the quantitative solution in the measuring tube 22 from the pouring port 14 in the meantime. For this reason, excess liquid from a different route is not added to the measured liquid, and a fixed amount of liquid can be poured out accurately and easily.

[Brief description of drawings]

FIGS. 1 to 8 show an embodiment of a fixed quantity dispensing cap for a liquid container according to the present invention. FIG. 1 is an overall upright sectional view of an upright assembly, FIG. 3 is a plan view of the main part, FIG. 4 is a vertical sectional view taken along line IV-IV of FIG. 3, FIG. 5 is a sectional view taken along line VV of FIG. 4, and FIG. 6 is VI- of FIG. FIG. 7 is a side view as seen from the line VI, FIG. 7 is a detailed view of the spouting cylinder inlet, FIG. 8 is a half-cut sectional view of the cap 30, and FIG. 9 is a container in which a conventional liquid container has an automatic measuring stopper attached. Sectional view showing the state in which the content liquid is stored in the chamber, No. 10
The figure is a cross-sectional view of a main part showing a state at the time of weighing in the container of the conventional example to which the automatic measuring stopper is attached. 1 ... Container, 2 ... Port cylinder part, 11 ... Top plate, 12 ... Cylindrical plug body, 13 ... Pourout cylinder, 14 ... Pourout port, 15 ... Pourout cylinder inlet port, 18 ... Outer cylinder, 19 ... Annular bottom, 20 ... Communication hole, 21 ...
… Outer tube inflow path, 22 …… Measuring tube, 30 …… Cap, 35 ……
Closure.

Claims (1)

[Scope of utility model registration request] 1. A mouth tube portion 2 of a container 1 from an outer peripheral edge portion of a top plate 11.
A cylindrical plug 12 that is tightly fitted inside is provided so as to hang down,
A pouring tube 13 is provided penetrating through the top plate 11, a pouring outlet 14 is formed at the tip of the pouring tube 13, and a pouring tube inlet is formed on one side of the side wall of the pouring tube 13. 15, a bottomed measuring tube 22 is continuously provided at the bottom of the pouring tube 13, the outside of the pouring tube 13 is surrounded by an outer tube 18 with a space, and the upper end of the outer tube 18 is Fitted in the tubular plug body 12, the annular bottom portion 19 of the outer cylinder 18 is connected to the outer periphery of the lower portion of the spout barrel 13, and the spout barrel inlet port 15 of the annular bottom portion 19 is connected.
A communication hole 20 communicating with the inside of the container 1 is provided on the side opposite to the
Further, a part of the outer cylinder 18 near the pouring cylinder inlet 15 is recessed inward so that a gap is formed between the outer cylinder 18 and the cylindrical plug 12 to form the outer cylinder inflow path 21. Further, a cap 30 is externally fitted to the pouring tube 13, and the cap 30 is provided with a closing device 35.
A fixed amount dispensing cap for a liquid container, which is formed so that the spout 14 can be opened and closed, and can be fitted into the mouth tube portion 2 of the container 1.