JPH0834447A - Flexible container - Google Patents

Abstract

PURPOSE:To provide a simple function for suppressing movement of a packed body in a packing container without separately filling a cushioning member. CONSTITUTION:A flexible container body 1 is formed like a bag of a flexible polyvinyl chloride sheet 1a, while attaching part 3 formed into a cylinder of the polyvinyl chloride sheet is integrally extended from an opening 2 of the body 1, a sealable opening 8 having plate magnets 7, 7 is provided at an opening rim 4 of the attaching part 3, and an air exhaust part 6 connected to inside a housing space 5 of the body 1 is provided at a desired position.

Description

Detailed Description of the Invention

[0001]

FIELD OF THE INVENTION The present invention relates to a flexible packaging container. In the present specification, the bag shape is an envelope shape, a box shape, or the like, and is not particularly limited to all known shapes having an opening.

[0002]

2. Description of the Related Art A conventional packaging container is, for example, a bag-shaped container made of a soft vinyl chloride sheet. In this conventional technique, a packaged object such as a fragile item or a precision instrument is put in the container (bag). The opening was hermetically sealed.

[0003]

However, according to the above-mentioned prior art, since the packaged object placed in the container does not have a function of holding the packaged object in the container so as not to move, the packaged object in the container is not provided. There is an inconvenience that the package freely moves back and forth, right and left, or up and down. In particular,
When a plurality of articles to be packaged are stored, there is a problem of collision between the articles to be packaged, and the initial purpose of protecting the articles to be packaged cannot be sufficiently achieved. Further, by separately packing a cushioning member such as urethane foam beads into the storage space in the container, the inconvenience such as collision between the packaged objects can be alleviated to some extent, but the storage space remains while holding the packaged objects in place. Packing beads in the space is a difficult task, and the packing operation of beads tends to cause the inconvenience of bringing the packaged object closer to the end or the like in the storage space.

The present invention has been made in view of the above problems of the prior art, and an object of the present invention is to suppress movement of a packaged object in a packaging container without separately packing a cushioning member. To provide a flexible packaging container having various simple functions.

[0005]

Means for Solving the Problems To achieve the above object, the technical means of the present invention include a flexible container main body formed in a bag shape from an airtight sheet, and an opening end of the main body. From the above, a close contact portion integrally extended with a soft sheet having self-adhesiveness in the same cylindrical shape, an opening / closing opening provided with a plate-shaped magnet at an opening edge of the close contact portion, and a storage space in the container body are provided. It is composed of an air injecting / exhausting section which communicates.

Further, a flexible container body formed in a bag shape with a sheet having airtightness and self-adhesiveness, a sealing lid for covering an opening portion of the body, and the sealing lid and the opening portion of the container body. It may be composed of a plate-shaped magnet provided over the entire joint portion and an air injecting / exhausting portion that communicates with the storage space in the container body.

[0007]

With the above technical means, the packaged body is housed in the container body, the opening and closing port is sealed with a magnet, and then the adhesion part is rolled up toward the body side, so that the sheet is adhered by self-adhesiveness. It Then, next, the packaged object is placed at a predetermined position, and the air in the storage space is extracted to the outside of the container main body through the air discharge part, so that the storage space gradually approaches a vacuum state. Also, cover the opening of the container body with a sealing lid,
The same applies to the case where a plate-shaped magnet is provided in the entire joining portion between the sealing lid and the opening of the container body, except for the self-adhesive action of the contact portion.

[0008]

An embodiment of the present invention will be described below with reference to the drawings.

In the figure, A shows the flexible packaging container of the present invention,
In this embodiment, a flexible vinyl chloride sheet 1a having a desired thickness is used to form a flexible container body 1 in the shape of a bag, and the same material as the container body 1 (self-adhesive A vinyl chloride sheet) which has a cylindrical shape, and a contact portion 3 formed in a tubular shape to extend in the same body, and an opening edge 4 of the contact portion 3
1 is provided with an airtight opening / closing port 8 that can be sealed, and an air discharge part 6 communicating with the inside of the storage space 5 of the main body 1 is provided at a desired position (see FIGS. 1 and 2). It should be noted that the shape of the container body 1 shown in the drawing is merely an example and is not limited in any way, and can be appropriately changed to any shape such as a plane circular shape and a long strip shape.

Further, in this embodiment, the contact portion 3 is attached to the container body 1
In order to form the same body with the container body 1 as described above.
Is also formed of a self-adhesive vinyl chloride sheet, but is not limited to this,
A sheet having other self-adhesiveness, for example, a soft synthetic resin sheet such as an EVA sheet may be applied, and the container body 1 is not limited to, for example, a so-called leather (base fabric having a soft synthetic resin film on one surface thereof). Alternatively, a soft sheet having airtightness such as a so-called tarpaulin provided on both sides) or a rubber sheet may be formed into a bag shape having a desired size.

The contact portion 3 is a sheet having self-adhesiveness,
For example, a flexible synthetic resin sheet such as a vinyl chloride sheet or an EVA sheet is formed into a cylindrical shape having a required length, and is formed in the same body as the container body 1 as described above, or is formed in a separate body. When formed separately from the main body 1,
It may be formed separately in the opening 2 of the container body 1 in a long tubular shape by a required length.

That is, since the cylindrical contact portion 3 made of the vinyl chloride sheet has self-adhesiveness, if the vinyl chloride sheets 3a, 3a facing each other are overlapped with each other, they are brought into close contact with each other, and further the plate shape of the opening / closing port 8 is formed. Sufficient and reliable sealing of the container body 1 can be achieved by sticking the magnets 7 and 7 into close contact with each other and winding the magnets in order from the tip 3 ′ side in the direction of the container body 1.

The opening / closing port 8 includes, for example, well-known elongated plate magnets 7, 7 having the same width as the contact portion 3, on the front end side of the vinyl chloride sheets 3a, 3a constituting the contact portion 3, the sheet 3 is formed.
It is configured to be held in a state of being wrapped with a and 3a (see FIG. 2).
reference). Further, in the present embodiment, the elongated plate magnets 7, 7 are used, but it is also possible that only one is the plate magnet 7 and the other is a member such as an iron plate that can be adhered (adsorbed) by a magnetic force, and is appropriate. It is a selection change.

The air discharge part 6 is provided in the soft container body 1 described above.
Is connected to the inside of the storage space 5 to discharge the air in the space 5 to the outside, and the shape and the structure thereof are not limited and may be a well-known one using a conventionally well-known valve structure or the like. Also, it is preferable to have a known check valve structure. Although the air discharge portion 6 shown in the drawing is in a protruding state, it can be pushed and housed inside as is well known, and it is provided on the close contact portion 3 side in the present embodiment, but it may be provided on any side. .

Therefore, the method of using the flexible packaging container A of the present embodiment having the above-mentioned configuration will be described. First, the objects to be packaged B ... Are stored in appropriate positions in the storage space 5, and then the opening / closing port 8 is shaped like a plate. When the sheets 3a, 3a of the close contact portion 3 are made to adhere by self-adhesiveness while being sealed by the magnets 7, 7, and wound up toward the main body 1 direction, they are held in the rolled-up state by self-adhesiveness.

Then, the object to be packaged B is placed at a predetermined position, and then the air in the storage space 5 is discharged to the outside of the container body 1 via the air discharge portion 6, and the storage space 5 is gradually evacuated. As the state approaches, the inner wall of the storage space 5 (the inner surface of the sheet 1a) comes into close contact with the articles B to be packaged and is held immovably in a predetermined position (see FIG. 3).

Further, as shown in FIG. 4, the sheet thickness of the container body 1 may be made thicker than the sheet thickness of the contact portion 3, so that when the packaged object B is transported or the like. The safety can be improved. The other parts are the same as those in the above example, the same parts are denoted by the same reference numerals and the description thereof is omitted, and the tip side of the contact portion 3 is omitted in the drawing, but the same as the above example. is there.

Further, according to the present invention, as shown in FIGS. 5 to 8, the flexible container body 1'is made of a sheet having airtightness and self-adhesiveness such as a vinyl chloride sheet and an EVA sheet as in the above. ) And covering the opening 9 of the main body 1 ′, and the entire joint portion between the sealing lid 10 and the opening 9 of the container body 1 ′, that is, the inner surface edge 10 ′ of the closed lid 10. The plate-shaped magnets 1 are respectively attached to the opening edges 9'of the main body 1 '.
Adhesion mechanism 12 including 1 and 11 in the same rectangular shape
And the air injecting / discharging portion 6 communicating with the storage space 5 in the container body 1 ', which does not have the contact portion 3 of the above-mentioned embodiment, but is self-supported in the sheet constituting the container body 1'. By using a sheet having an adhesive property, the degree of adhesion is increased.

Therefore, after the objects to be packaged B ... Are stored in the storage space 5 at appropriate positions, the sealing lid 10 is closed and the adhesion mechanism 1 is closed.
The opening 9 is shielded by the plate-shaped magnets 11 and 11 that form part 2 (see FIG. 7).

Then, the object to be packaged B is placed at a predetermined position, and then the air in the storage space 5 is discharged to the outside of the container body 1'through the air injecting / discharging portion 6, so that the storage space 5 is gradually discharged. The inner wall of the storage space 5 (the inner surface of the sheet 1'a) comes into close contact with the objects to be packaged B ... and is held immobile at a predetermined position (see FIG. 8). As a result, the contact mechanism 12 including the plate-like magnets 11 maintains a rectangular shape in plan view and exerts a guard-like effect on the outside of the housed objects B to be packed.

[0021]

EFFECTS OF THE INVENTION The present invention has the above-mentioned structure, and the body to be packaged is housed in the main body, the opening is sealed by a desired sealing means, the body to be packaged is placed at a predetermined position, and the air discharge portion is provided. When the air in the storage space is discharged to the outside of the container body through the inside of the storage space, the storage space gradually approaches the vacuum state and contracts, and the inner wall of the storage space comes into close contact with the object to be packaged. The body is securely held in the center of the container body in an immovable state, and can be safely transported without colliding with an adjacent packaged body.

Therefore, the object to be packaged can be surely held at a predetermined position by a simple operation without separately packing a cushioning member in the storage space. The packaged body can be held at the center position of the main body without being biased.

As a result, even when the number of the articles to be packaged is not limited to a single piece but a plurality of articles to be packaged, the protection is assured without the problem of collision between the articles to be packaged.

[Brief description of drawings]

FIG. 1 is an overall perspective view of an embodiment of a flexible packaging container of the present invention in a non-stored state of a packaged object.

FIG. 2 is a vertical cross-sectional side view showing a state in which a packaged object is stored, with a part thereof omitted.

FIG. 3 is a vertical cross-sectional side view showing a state in which air is released in a housed state of a packaged object, with a part thereof being omitted.

FIG. 4 is a vertical cross-sectional side view showing another embodiment with a part thereof omitted.

FIG. 5 is an overall perspective view showing another embodiment.

6 is a sectional view taken along line VI-VI of FIG.

FIG. 7 is a vertical cross-sectional side view showing a stored state of a packaged object.

FIG. 8 is a vertical cross-sectional side view showing a state in which air is removed in a stored state of the packaged object.

[Explanation of symbols]

A: Flexible packaging container 1: Flexible container body 1a, 3a: Soft vinyl chloride sheet 2: Opening part 3: Adhesive part 4: Opening edge 5: Storage space 6: Air discharging part 7: Plate magnet 8: Opening / closing opening

Claims (5)

[Claims] 1. A flexible container main body formed of an airtight sheet in the shape of a bag, and a sticking member integrally extended from the opening end of the main body with a soft sheet having self-adhesiveness in the same cylinder shape. A flexible packaging container comprising: a portion, an opening / closing opening provided with a plate-shaped magnet on an opening edge of the contact portion, and an air injecting / exhausting portion communicating with a storage space in the container body. 2. The container body is formed of a sheet having self-adhesiveness like the contact portion.
The flexible packaging container described. 3. The flexible packaging container according to claim 1, wherein the sheet thickness of the container body is thicker than the sheet thickness of the close contact portion. 4. The flexible packaging container according to claim 2, wherein the sheet thickness of the container body is thicker than the sheet thickness of the contact portion. 5. A flexible container main body formed in a bag shape from a sheet having airtightness and self-adhesiveness, a sealing lid for covering an opening of the main body, the sealing lid and the opening of the container main body. A flexible packaging container comprising an adhesion mechanism having plate-shaped magnets over the entire joint portion, and an air injecting / discharging portion which communicates with a storage space in the container body.