JPH0620273U - Chemical solution container - Google Patents

Abstract

(57) [Summary] [Purpose] In a chemicals container containing an inner bag, the mouth of the inner bag is detachably attached to the container mouth in a sealed state. [Structure] The first cylindrical jig A is attached to the mouth portion 3 of the container 1. The mouth portion 2a of the inner bag 2 is placed along the inner surface of the inner tubular portion 5 of the tubular jig A and is bent and positioned on the upper surface of the tubular portion. The second tubular jig B is attached to the first tubular jig A, and the mouth portion 2a of the bag body is fixed at the threaded portion of the female screw 5a of the inner tubular portion 5 and the male screw 6b of the tubular portion 6. Hold it. Next, the plug jig C is mounted on the second cylindrical jig B, and finally the cap jig D is mounted. [Effects] With the above configuration, the mouth of the inner bag can be detachably attached to the mouth of the container in a sealed state. Further, by removing the cap jig D and the plug jig C,
The chemical liquid distribution jig can be attached to the second cylindrical jig B while supporting the bag mouth portion.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a drug solution container, and more particularly to improvement of a drug solution container for transportation having an inner bag for directly containing the drug solution therein.

[0002]

[Prior art]

 Conventionally, fluorocarbon resin containers, which have excellent chemical resistance, are often used as containers for chemicals such as resists, dopants, acids, solvents, and bases to prevent contamination of the chemicals. However, the fluororesin container is more expensive than other resin materials in terms of cost. In addition, when the content is, for example, a resist, it is difficult to wash the collection container, and therefore it is often reused and discarded. Therefore, use a container other than fluorocarbon resin, glass, metal, etc., put an inner bag made of fluororesin in it, store the chemical solution in this inner bag, and discard it. A drug solution container with an inner bag has been proposed.

[0003]

[Problems to be solved by the device]

 The container with the above configuration is suitable as a container for chemical liquids because it can be reused because it can be reused because the chemical liquid is stored in the disposable inner bag, and it satisfies at least the following conditions. What you can do is desirable. (1) After removing the container-side cap, leave the inner bag mouth open so that the drug solution can be taken out immediately without opening the inner bag mouth. Being able to support freely. (2) In addition, a take-out jig for taking out the drug solution from the inner bag can be easily attached and detached. (3) Prevent the liquid medicine in the inner bag from coming into contact with the container. (4) Prevent the liquid medicine in the inner bag from leaking out from the mouth of the container.

[0004]

[The purpose of the device]

 An object of the present invention is to provide a drug solution container with an inner bag that can sufficiently satisfy all of the above-mentioned conditions.

[0005]

[Means for Solving the Problems]

 The present invention relates to a drug solution container in which an inner bag is placed, and a first cylindrical jig detachably attached to a container mouth, and a screw portion provided on the first cylindrical jig. A second tubular jig having a threaded portion that can be screwed into the inner bag mouth portion, a plug jig that is attachable to and detachable from the tubular mouth of the second tubular jig, and the container mouth side The gist is that it is equipped with a detachable cap jig.

[0006]

[Action]

 According to the above configuration, since the inner bag mouth portion is sandwiched and supported by the screw portion where the first tubular jig and the second tubular jig are screwed together, the inner bag mouth portion is the container mouth portion. On the other hand, the inner bag mouth portion is kept in a hermetically sealed state by the plug jig which is firmly supported in a sealed manner and is attached to the barrel opening of the second barrel jig. Even after the plug jig is removed, the inner bag mouth is supported on the container mouth side, and the medicinal solution dispensing jig can be attached to the second cylindrical jig to take out the medicinal solution. It will be possible.

[0007]

【Example】

 1 and 2 show an embodiment of the present invention. In the figure, 1 is a container. This is made of plastic or metal that has rigidity so as not to be damaged by falling or falling. Reference numeral 2 is an inner bag placed in the container, and for this, for example, a fluorocarbon resin bag having excellent chemical resistance is used.

A is a first cylindrical jig, B is a second cylindrical jig, C is a plug jig, and D is a cap jig, each of which is molded of plastic. The first cylindrical body jig A is composed of an outer cylinder part 4 with a screw for inserting the mouth part 3 of the container 1 and an inner cylinder part 5 with a screw, and the female screw 4 a of the outer cylinder part 4 is of the mouth part 3. It is attached to the mouth portion 3 by being screwed onto the male screw 3a. The male screw 4b of the outer cylinder portion 4 is for screwing the cap. The second tubular jig B comprises a tubular portion 6 with a screw and a flange portion 7, and the tubular portion 6 is provided with a male screw 6a and a female screw 6b.

In a state where the mouth portion 2a of the inner bag 2 placed in the container is positioned along the inner surface of the inner cylindrical portion 5 of the first cylindrical jig A so as to be bent outward on the upper surface of the cylindrical body, Insert the tubular portion 6 of the tubular jig B of No. 2 into the inner bag mouth portion 2a, and screw the male screw 6a of the tubular portion 6 to the female screw 5a of the inner tubular portion 5 with the mouth portion 2a sandwiched. To combine. As a result, the mouth portion 2a of the inner bag 2 is supported in a sealed state on the mouth portion side of the container.

The plug jig C comprises a plug portion 8 and a collar portion 9, and the plug portion 8 is provided with a male screw 8a. In the plug jig C, the plug portion 8 is inserted into the cylinder portion 6 of the second cylinder jig B, and the male screw 8a is screwed into the female screw 6b to close the barrel opening of the barrel portion 6.

The cap jig D is formed in a cap shape by the tubular portion 10 and the top surface portion 11, and the tubular portion 10 is provided with a female screw 10 a. After mounting the plug jig C, this cap jig is put on the plug jig C, and its female screw 10a is screwed into the male screw 4b of the outer tubular portion 4 of the first tubular jig A. It will be installed.

In the drawing, the collar portion 7 of the second cylindrical jig B is separated from the upper surface of the cylinder of the first cylindrical jig A to leave a gap, but this gap disappears due to screw tightening, The mouth portion 2a of the inner bag is pressure-bonded to the upper surface of the first cylindrical jig A. To take out the liquid medicine contained in the inner bag 2 in the container, the cap jig D and the plug jig C are sequentially removed, and the second cylindrical jig B is opened, as shown in FIG. Then, the liquid medicine dispensing jig E is mounted in the barrel opening of the second barrel jig B, and the liquid medicine extracting tube 12 and the air tube 13 on the dispensing jig side are inserted into the inner bag. Be done.

According to the structure of the container with the inner bag, the following effects can be obtained. (1) Since the drug solution is stored in the disposable inner bag, the washing process of the container is unnecessary and the container can be reused. (2) The mouth portion of the inner bag can be clamped by the threaded screw portions of the first tubular jig and the second tubular jig so that the container mouth portion can be firmly supported in a sealed state. At the same time, the inner bag can be easily attached and detached. (3) By using the plug jig, the mouth of the inner bag can be completely sealed. (4) After removing the stopper jig, attach the chemical liquid distribution jig to the second cylindrical jig to take out the chemical liquid with the inner bag supported on the container mouth side. You can (5) Further, by using a cap jig, it is possible to prevent dust from adhering to the mouth of the container.

3 to 4 show another embodiment of the present invention. The same or similar members as those in FIG. 1 are designated by the same reference numerals. In this embodiment, the structure of the first cylindrical jig is significantly different from that of FIG. The first tubular jig A'in the present embodiment is composed of a single tubular portion 14 and a short flange portion 15, the tubular portion 12 is provided with a female screw 14a, and the tubular portion 12 is provided with an air from the outside. A vent 16 is provided for introduction into the container. On the other hand, in the second cylindrical jig B, the inner bag sealing convex portion 7 a is provided on the lower surface of the flange portion 7.

That is, the tubular portion 12 of the first tubular jig A ′ is fitted inside the mouth portion 3 of the container 1, and the female screw 14 a of the tubular portion 14 and the second tubular jig B are attached. The mouth portion 2a of the inner bag is clamped by the threaded portion of the male screw 6a, and the outward bent portion of the mouth portion 2a is formed by the convex portion 7a of the collar portion 7 of the second tubular jig B. It is strongly pressure-bonded to the upper surface of the tubular portion 12 and sealed there.

Further, in this embodiment, the cap jig D has its female screw 10 a directly screwed onto the male screw 3 a of the container mouth 3. To take out the drug solution from the inner bag, similarly to the example of FIG. 1, the cap jig D and the plug jig C are sequentially removed, and the barrel opening of the second barrel jig B is opened, as shown in FIG. As shown in the drawing, the chemical liquid distributing jig E ′ is mounted in the barrel opening of the second barrel jig B, and the extraction tube 12 is inserted into the inner bag. During that time, air is introduced into the container through the vent holes 16 provided in the first cylindrical jig A '. The embodiment according to FIG. 3 can also obtain the same actions and effects as those in FIG. 1, and therefore the description thereof will be omitted.

[0017]

[Effect of device]

 As described above, according to the present invention, the inner bag can be firmly supported on the mouth side of the container, the mouth part of the inner bag can be completely sealed, and the medical liquid distribution treatment can be performed. It is possible to obtain a drug solution container in which the implement can be easily mounted.

[Brief description of drawings]

FIG. 1 is a sectional view of a drug solution container showing an embodiment of the present invention.

FIG. 2 is a partial cross-sectional view of a container in which a chemical liquid distribution jig is set.

FIG. 3 is a sectional view of a chemicals container according to another embodiment of the present invention.

FIG. 4 is a partial cross-sectional view of a container in which a chemical liquid distribution jig is set.

[Explanation of symbols]

 1 Container 2 Inner Bag 2a Inner Bag Mouth 3 Container Mouth 3a Mouth Male Thread A First Cylindrical Jig 4 Outer Cylinder 4a Female Thread 4b Male Screw 5 Inner Cylinder 5a Female Thread B Second Cylinder jig 6 Cylinder part 6a Male screw 6b Female screw 7 Collar part 7a Convex part C Plug jig 8 Plug part 8a Male screw 9 Collar part D Cap jig 10 Cylinder part 11 Top surface part 10a Female screw A'No. Cylinder jig of 1 14 Cylinder part 15 Collar part 14a Female screw 16 Vent holes E, E'Chemical solution distribution jig 12 Extraction tube 13 Air tube

Claims (1)

[Scope of utility model registration request] 1. A drug solution container having an inner bag inside, wherein a first cylindrical jig detachably attached to a container mouth and a screw portion provided on the first cylindrical jig. And a second cylindrical jig having a screw portion that can be screwed by sandwiching the inner bag mouth portion, and a plug jig detachably attached to the cylindrical mouth of the second cylindrical jig,
A container for chemical liquids, which is provided with a detachable cap jig on the container mouth side.