JPH09202342A - Extraction device of liquid - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an extraction-device of a liquid which can easily extract a liquid within a hermetically sealed bag without necessity to refill the bag in a container with the liquid. SOLUTION: This extraction device 6 of a liquid is set on the upper end opening 5 of a container 4 to bleed a flexible liquid container bag 1 of the liquid. The device 6 is constituted of a cylindrical liquid extraction member 10 with a collar 9 at the longitudinal middle, and a cap used as a sticking member 11 in common detachably fitted to the member 10, inserted from the upper end of the member 10 and protruded from the lower end of the member 10. The cap used as the sticking member 11 in common is provided with a recess 13 in which the upper end of the member 10 is inserted and closed and also an axis 14 protruded from the lower end of the member 10 and tapered off to the front end.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid takeout device for taking out the liquid therein from a liquid containing bag containing a liquid such as detergent.

[0002]

2. Description of the Related Art Conventionally, liquid detergents and the like used in homes and the like have been sold in containers made of synthetic resin. For example, when the detergent in the container runs out, the detergent is put into a bag made of synthetic resin. I bought a refill detergent and refilled it in an empty container.

[0003]

However, when refilling the refilling detergent into the empty container as described above, a flexible bag made of a synthetic resin is held in the hand to carry out the refilling work. Therefore, the position of the mouth of the bag is unstable, and it takes time to refill the mouth of the container and the mouth of the bag, and if the oil is drained, the detergent may spill out of the container. It was

The present invention solves such a problem, and does not require refilling the liquid from the bag into the container, and can easily take out the liquid in the sealed bag containing the liquid. The purpose is to provide a device.

[0005]

In order to solve this problem, the present invention is a liquid take-out device for piercing a liquid storage bag having flexibility to take out the liquid from the liquid storage bag, which is an intermediate portion in the longitudinal direction. A tubular liquid take-out member having a collar portion, and a cap-piercing member which is detachable from the liquid take-out member and which is inserted from one end of the liquid take-out member and projects from the other end of the liquid take-out member, This cap and piercing member is characterized in that it has a recess for fitting and closing one end of the liquid take-out member and a shaft portion protruding from the other end of the liquid take-out member and having a sharp tip. Further, the gist of the present invention is that a male screw portion is formed on the outer surface near the other end of the liquid takeout member.

With this configuration, when the liquid take-out device is set in the container containing the liquid such as detergent and containing the sealed liquid storage bag, the liquid take-out member and the cap / piercing member are combined to serve as the cap / cap. By inserting the shaft portion of the piercing member from the mouth portion of the container, piercing the liquid storage bag, and applying the collar portion to the outer surface of the mouth portion of the container, the liquid take-out device can be set at the mouth portion of the container. . Then, by pulling out the cap and piercing member from the liquid take-out member, one end of the liquid take-out member is opened and the liquid in the liquid storage bag is taken out. After taking out the liquid, the cap / piercing member may be inserted into the liquid taking out member to close one end of the liquid taking out member. In addition, by forming a male screw portion on the outer surface in the vicinity of the other end of the liquid take-out member, the liquid take-out member is rotated to engage the male screw portion of the liquid take-out member with the inner surface of the liquid storage bag. It is possible to prevent the liquid take-out member from coming off.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. First, the first embodiment shown in FIGS. 1 to 6 will be described. 1 is a flexible liquid storage bag made of a synthetic resin for storing a liquid such as a detergent, and at least two opposite sides of the liquid storage bag. It is provided with heat-sealing sealing parts 2 and 2, and has a bulging bottom part 3 at the lower end to form a stand pack. By the way, as a material of the liquid storage bag 1, a laminated film in which a stretched nylon film and an unstretched polyolefin film are laminated is used for the portion other than the bottom portion 3, and the bottom portion 3 is an unstretched nylon film as shown in FIG. A laminated film formed by laminating 3a and an unstretched polyolefin film 3b is used. Then, the portion other than the bottom portion 3 and the unstretched polyolefin film of the bottom portion 3 are positioned inside, and the unstretched polyolefin film is fused by heat sealing to form the liquid storage bag 1 in the form of a stand pack.

Reference numeral 4 denotes a vertically long container made of synthetic resin having an open upper end for holding the liquid storage bag 1 for storing the liquid such as the detergent in an upside down state so that the bottom portion 3 becomes the upper end. The liquid storage bag 1 is put in and taken out from the bottom portion 4a which can be opened and closed by screwing. After the liquid storage bag 1 is put in the container 4, the liquid take-out device 6 is detachably attached to the upper opening 5 of the container 4. The liquid take-out device 6 is a tubular liquid take-out member which is integrated with a collar 9 having an internal thread 8 formed on the inner surface of a male thread 7 formed on the outer surface of the upper opening 5 of the container 4.
10 and a cap-piercing member 11 that is inserted from the upper end of the liquid takeout member 10 and projects from the lower end of the liquid takeout member 10. More specifically, the liquid take-out device 6 is formed of synthetic resin, and the lower end side of the liquid take-out member 10 enters the upper end opening 5 of the container 4 with the collar portion 9 as a boundary. A male screw portion 12 is formed on the outer surface near the lower end of the liquid takeout member 10.
The cap and piercing member 11 is the liquid extracting member.
A recess 13 that opens downward to fit the upper end of 10 is provided in the upper portion, and the lower end of the shaft portion 14 that is inserted into the liquid take-out member 10 and projects from the lower end of the liquid take-out member 10 is sharp. Incidentally, on the outside of the lower end of the concave portion 13 of the cap / piercing member 11, a convex portion formed on the collar portion 9 of the liquid take-out member 10 is formed.
A groove 16 is formed so as to engage with 15.

When the liquid take-out device 6 having the above-mentioned structure is attached to the upper opening 5 of the container 4, a sealed liquid storage bag 1 for storing a liquid such as detergent is already placed inside the container 4. In this state, the liquid take-out device 6 is set in the upper opening 5 of the container 4. As the setting procedure, first, the liquid take-out member 10 and the cap and piercing member
11 combined, that is, the convex portion of the liquid take-out member 10
With the groove portion 16 of the cap and piercing member 11 engaged with the shaft 15, the shaft portion 14 of the cap and piercing member 11 is inserted from the upper end opening 5 of the container 4 and the bottom portion 3 located at the upper end of the liquid storage bag 1 is inserted. Then, the liquid take-out member 10 and the cap / piercing member 11 are integrally rotated to engage the male screw portion 12 of the liquid take-out member 10 with the inner surface of the bottom portion 3. As described above, by integrally rotating the liquid take-out member 10 and the cap / piercing member 11, the female screw portion 8 on the inner surface of the collar portion 9 is screwed into the male screw portion 7 on the outer surface of the upper end opening 5 of the container 4 to take out the liquid. The device 6 is set in the upper opening 5 of the container 4.

When the liquid in the liquid storage bag 1 is to be taken out, the cap / piercing member 11 is pulled out upward from the liquid taking-out member 10 to remove the liquid.
The upper end of is opened, and in this state, the container 4 is held and the liquid storage bag 1 is tilted so that the liquid inside the liquid storage bag 1 passes through the inside of the liquid extraction member 10 and is extracted from the upper end of the liquid extraction member 10. After taking out the liquid, the cap / piercing member 11 may be inserted into the liquid taking out member 10 and the upper end of the liquid taking out member 10 may be closed.

The above is the case where the liquid is taken out from the liquid storage bag 1 inside the vertically long synthetic resin container 4, but as in the second embodiment shown in FIGS. 7 and 8, the cardboard container 17 is used. It is also possible to take out the liquid from the flexible liquid storage bag 18 made of synthetic resin placed inside the container. In this case, a port 19 for attaching the liquid take-out device 6 is formed on the side surface of the cardboard container 17, and the liquid take-out device 6 is provided at the port 19 with the liquid take-out member 10 as in the first embodiment. With the cap and piercing member 11 combined, the shaft portion 14 of the cap and piercing member 11
Is inserted laterally from the mouth portion 19 to pierce the liquid storage bag 18 previously contained in the corrugated cardboard container 17, and then the liquid storage bag 18 is operated by the same operation as in the first embodiment. Liquid can be removed from In the second embodiment, the collar portion 9 of the liquid take-out member 10 is flat and does not have an internal thread portion on the inner surface as in the first embodiment.

Further, in the liquid take-out device 6 in the above-mentioned two embodiments, the male screw portion 12 is formed on the outer surface near the lower end of the liquid take-out member 10, and the groove portion is provided outside the lower end of the recess 13 of the cap / piercing member 11. 16 is formed and the groove is formed on the collar 9 of the liquid take-out member 10.
Although the convex portion 15 that engages with the 16 is formed, the male screw portion 12, the groove portion 16 and the convex portion 15 can be omitted. FIG. 9 and FIG. 10 show a liquid extracting device according to a third embodiment in which the male screw portion, the groove portion, and the convex portion are omitted, and the liquid extracting member 10 is attached at the piercing position of the shaft portion 14 of the cap / piercing member 11. It is designed not to engage with the inner surface of the liquid storage bag. Although the collar 9 of the liquid take-out member 10 of the liquid take-out device of the third embodiment is flat, the collar 9 is attached to the upper end opening of the container as in the case of the first embodiment. A female screw portion may be provided on the inner surface of the portion 9.

By the way, in the first and second embodiments, the liquid take-out device 6 is set in a vertically long container 4 made of synthetic resin or a container 17 made of corrugated cardboard, and these containers 4 made of synthetic resin are set.
Although it is configured to pierce the liquid storage bag 1 or 18 inside the cardboard container 17 or the cardboard container 17, the fourth shown in FIG. 11 and FIG.
It is also possible to directly attach the liquid take-out device 6 to the liquid storage bag 20 without placing the flexible liquid storage bag 20 made of synthetic resin in the container as in the above embodiment. More specifically, in the liquid take-out device 6 of the fourth embodiment, the male screw part 12 of the liquid take-out member 10 in the liquid take-out device 6 of the second embodiment is provided over the entire length of the tip side from the collar part 9. A tightening member 22 having an internal thread portion 21 formed on its inner surface is screwed onto the external thread portion 12. The other structure is the same as that of the liquid take-out device 6 of the second embodiment.

When the liquid take-out device 6 having the above-mentioned structure is directly attached to the sealed liquid containing bag 20 for containing a liquid such as detergent therein, first, the liquid taking-out member 10 and the cap / piercing member 11 are combined to form the liquid taking-out member 10. Of the cap / piercing member 11 in a state in which the groove portion 16 of the cap / piercing member 11 is engaged with the convex portion 15 and the tightening member 22 is screwed into the male screw portion 12 until it comes close to the flange portion 9. The liquid take-out device 6 is attached to the liquid storage bag by the shaft portion 14.
Stick at 20. At that time, at the position of the male screw portion 12, the collar portion 9 comes into contact with the outer surface of the liquid storage bag 20 by piercing while rotating the liquid take-out device 6. After that, by rotating the tightening member 22 and moving it to the tip side of the male screw part 12, a hole formed by the piercing between the female screw part 21 on the inner surface of the tightening member 22 and the male screw part 12 of the liquid take-out member 10. By sandwiching the liquid storage bag 20 around the portion, the liquid take-out device 6 can be prevented from falling out of the liquid storage bag 20.

When the liquid in the liquid storage bag 20 is taken out, the cap / piercing member 11 is used as the liquid taking-out member.
By pulling out from the liquid take-out member 10, the liquid take-out member 10 is opened, and the liquid in the liquid storage bag 20 can be taken out.
After taking out the liquid, the cap / piercing member 11 may be inserted into the liquid taking out member 10 and the liquid taking out member 10 may be closed.

The liquid to be put in the container 4 and taken out may be a liquid seasoning such as oil or soy sauce, milk, juice or the like in addition to a detergent. The form of the liquid storage bag is not limited to that shown in the drawings.

[0017]

As described above, according to the present invention, it is possible to easily take out the liquid in the sealed bag containing the liquid without the need for refilling the liquid into the container from the bag. Can be provided.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a liquid storage bag, a container, and a liquid extracting device according to a first embodiment of the present invention.

FIG. 2 is an enlarged sectional view of a bottom portion of the liquid storage bag.

FIG. 3 is an enlarged perspective view of the liquid take-out device in a disassembled state.

FIG. 4 is an enlarged cross-sectional view of the liquid takeout device in a combined state.

FIG. 5 is a cross-sectional view showing a state in which the cap-piercing member of the liquid extracting device is pierced into the liquid storage bag inside the container.

FIG. 6 is a cross-sectional view showing a state in which a cap / piercing member piercing the liquid storage bag is removed.

FIG. 7 is an exploded perspective view of a container and a liquid extracting device according to a second embodiment of the present invention.

FIG. 8 is a cross-sectional view showing a state in which the cap-piercing member of the liquid extracting device is pierced into the liquid storage bag inside the container.

FIG. 9 is an exploded perspective view of a liquid removal device according to a third embodiment of the present invention.

FIG. 10 is an enlarged cross-sectional view of the liquid takeout device in a combined state.

FIG. 11 is an exploded perspective view of a liquid removal device according to a fourth embodiment of the present invention.

FIG. 12 is a cross-sectional view showing a state in which the liquid extracting device is set in a liquid storage bag.

[Explanation of symbols]

 1 Liquid Storage Bag 2 Sealing Part 3 Bottom 3a Unstretched Nylon Film 3b Unstretched Polyolefin Film 4 Container 5 Top Opening 6 Liquid Extraction Device 7 Male Thread 8 Female Thread 9 Collar 10 Liquid Extraction Member 11 Cap and Puncture Member 12 Male screw portion 13 Recessed portion 14 Shaft portion 15 Convex portion 16 Groove portion 17 Corrugated container 18 Liquid storage bag 19 Mouth portion 20 Liquid storage bag 21 Female screw portion 22 Tightening member

Claims (2)

[Claims] 1. A liquid take-out device for piercing a flexible liquid containing bag to take out liquid from the liquid containing bag, the tubular liquid taking-out member having a collar portion at an intermediate portion in the longitudinal direction, It is composed of a cap / piercing member which is detachable from the liquid taking-out member and which is inserted from one end of the liquid taking-out member and projects from the other end of the liquid taking-out member. The cap / piercing member is fitted with one end of the liquid taking-out member. A liquid take-out device comprising a recess for closing and a shaft portion protruding from the other end of the liquid take-out member and having a sharp tip. 2. The liquid take-out device according to claim 1, wherein a male screw portion is formed on the outer surface of the liquid take-out member in the vicinity of the other end.