JP2014196117A - Structure of portion-controlled container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure of a portion-controlled container which prevents scattering of a content during opening of the container more effectively and makes the content less likely to spill during use.SOLUTION: In a portion-controlled container 10, a sheet-like lid member 20 is sealed at an outer periphery flange part 13 of an upper opening part 12 of a container body part 11 through a seal part 25. The portion-controlled container 10 is formed so as to be opened by pulling up a tab part 21 provided at the lid body 20. Spot welding parts 30 having a joining force stronger than the seal part 25 are provided in positions at the outer side of the seal part 25 in the lid body 20 which exclude the tub part 21 to gradually restrict opening of the lid body 20.

Description

  The present invention relates to the structure of a portion container.

  Potion containers filled with liquid or powdered contents are easy to carry and can be disposable after use, so food and drink such as syrup, milk, jelly and jam used for coffee etc. Besides, there are various uses such as cosmetics such as mouthwash and pharmaceuticals.

  In this type of portion container, a sheet-like lid is joined and sealed to the outer peripheral flange of the upper opening of the container body by heat sealing or the like, and the knob provided on the lid is sealed. The container is opened by pulling up and peeling off the joint between the container body and the lid. In this portion container, the contents scatter and spill from the upper opening of the container main body when opened, which may stain hands and clothes.

  Therefore, in order to prevent scattering of the contents at the time of opening, for example, a spherical crown portion that is curved outward is formed at the bottom of the container main body portion, and the spherical crown portion is pressurized toward the inside of the container and the center portion of the lid The inside of the container is sealed by the inside of the container by sealing the lid against the container main body, and then the pressurization of the crown and lid is stopped and the restoring force of the crown and lid is reduced. A portion container configured as described above is known (for example, see Patent Document 1). In this portion container, the inside of the container is in a decompressed state, so that outside air enters when the lid is opened and prevents the contents from scattering.

  However, in conventional potion containers, if the lid is pulled up vigorously at the time of opening, the container shakes violently when the joint between the container body and the lid is peeled off, regardless of the decompressed state inside the container. Was sometimes scattered. Moreover, if the opening amount of the lid is increased excessively, there is a problem that the contents are easily spilled during use.

JP 2010-254305 A

  The present invention has been made in view of the above points, and provides a structure of a portion container that can more effectively prevent the contents from being scattered at the time of opening, and that the contents are not easily spilled during use. It is.

  That is, according to the first aspect of the present invention, a sheet-like lid body is sealed via a seal portion at the outer peripheral flange portion of the upper opening portion of the container body portion, and can be opened by pulling up a knob portion provided on the lid body. In the portion container configured as described above, a spot weld portion having a stronger bonding force than the seal portion is provided at a position other than the knob portion outside the seal portion of the lid body, and the lid body is opened stepwise. The present invention relates to a potion container lid structure characterized by being regulated.

  The invention of claim 2 relates to the lid structure of the portion container according to claim 1, wherein the spot welded portion is formed at a symmetrical position with respect to a center line passing through the knob portion.

  The invention of claim 3 relates to the lid structure of the portion container according to claim 1 or 2, wherein the spot welded portion is formed at a position where the opening amount of the lid is halved.

  According to a fourth aspect of the present invention, the outer peripheral flange has a quadrilateral shape having four corners, the knob is provided at one of the corners, and at least two corners adjacent to the knob The potion container lid structure according to any one of claims 1 to 3, wherein the spot welded portion is provided at a corner.

  The invention according to claim 5 relates to the lid structure of the portion container according to any one of claims 1 to 4, wherein the portion container is for mouthwash.

  In the structure of the portion container according to the first aspect of the present invention, a sheet-like lid body is sealed via a seal portion at the outer peripheral flange of the upper opening of the container body portion, and the knob portion provided on the lid body is pulled. In the portion container configured to be openable at the top, a spot weld portion having a stronger bonding force than the seal portion is provided at a position other than the knob portion outside the seal portion of the lid body, and the lid body is opened. Since the contents are regulated in stages, it is possible to effectively prevent the contents from being scattered at the time of opening, and to provide a portion container in which the contents are not easily spilled during use.

  According to a second aspect of the present invention, in the first aspect, since the spot welded portion is formed at a symmetric position with respect to a center line passing through the knob portion, the lid can be opened without deviation.

  The invention of claim 3 is the invention according to claim 1 or 2, wherein the spot welded portion is formed at a position where the opening amount of the lid is halved. As well as being able to do so, it becomes easier to dispense the appropriate amount of content.

  According to a fourth aspect of the present invention, in the first to third aspects, the outer peripheral flange has a quadrilateral shape having four corners, and the knob is provided at one of the corners, and at least the knob Since the spot welded portion is provided at two corners adjacent to the portion, the container main body portion can be easily held when the lid is opened, and the scattering of the contents can be suppressed. Can be easily formed, and an appropriate opening amount of the lid can be easily set.

  The invention of claim 5 is the invention according to claims 1 to 4, wherein the portion container is for mouthwash, so that it can be easily carried and used on the go, and easily without splashing the mouthwash. Can be washed in the mouth.

It is a perspective view of the portion container concerning one example of the present invention. It is a top view of the portion container of FIG. It is a schematic sectional drawing of the portion container of FIG. It is the upper side figure and schematic sectional drawing of the portion container showing the state which opened the sheet-like cover body fully.

  The potion container 10 shown in FIGS. 1 to 3 is used to divide and fill liquid, gel, granular, powdery contents, etc., and the outer periphery of the upper opening 12 of the container main body 11. The sheet-like lid 20 is sealed to the portion 13 via a seal portion 25 and is configured to be opened by pulling up a knob portion 21 provided on the lid 20.

  In the contents of the portion container 10, examples of the liquid contents include foods such as milk, gum syrup, cream, dressing, honey, cosmetics such as mouthwash and lotion, and pharmaceuticals such as liquid medicine. Examples of the gel-like contents include foods such as jelly, jam and pudding, and cosmetics such as hand cream. Examples of the granular or powdery contents include sugar, salt, pepper, cocoa powder, kinako, groceries such as powdered cheese, and pharmaceuticals such as Chinese herbal medicine. In addition, the portion container 10 of an Example is a container for mouthwashes filled with the mouthwash liquid as the contents.

  The container main body 11 has an appropriate shape that can be filled with the above contents, and an outer peripheral flange 13 is formed over the entire circumference of the upper opening 12 as shown in FIGS. The container body 11 of the embodiment has a quadrilateral shape in which the outer peripheral flange 13 has four corners 14a, 14b, 14c, and 14d. Therefore, it becomes easy to hold | maintain the container main-body part 11 at the time of opening of the sheet-like lid 20 mentioned later, and scattering of the contents at the time of opening can be suppressed. In the figure, reference numeral 15 denotes a bottom portion, and 16 denotes a side wall portion erected from the bottom portion 15 toward the upper opening portion 12.

  The material of the container body 11 is made of a known thermoplastic resin such as polyethylene, polypropylene, polystyrene, polyethylene terephthalate, and polyvinyl chloride, and can be easily formed into a predetermined shape by vacuum forming or the like. Moreover, although the internal volume of the container main-body part 11 is suitably determined by the filled content, a use, etc., it is a quantity which is necessary and can be used up by one use, for example, is 5-20 ml. When the internal volume is less than 5 ml, the amount of use at one time is insufficient, and when it is more than 20 ml, there is a problem that the amount is too large to be used up once.

  The sheet-like lid 20 is composed of a single or a plurality of laminated sheets such as a thermoplastic resin such as polystyrene, polypropylene, polyethylene terephthalate, and polyester, or an aluminum sheet. As shown in FIGS. It is sealed via the part 25. The sheet-like lid body 20 has an outer peripheral shape that is substantially the same as that of the outer peripheral flange 13 and a tongue-shaped tab portion 21 that protrudes outward. The sheet-like lid body 20 of the embodiment is formed in the same shape as the four-sided outer peripheral flange 13 having four corner portions 14a, 14b, 14c, 14d, and a knob portion 21 is provided at one corner portion 14a. It has been.

  As shown in FIGS. 1 to 3, the seal portion 25 joins the outer peripheral flange portion 13 and the sheet-like lid portion 20 of the container main body portion 11 so as to be peelable over the entire periphery, and opens the upper portion of the container main body portion 11. The portion 12 is sealed, and conventionally known heat fusion, adhesive, or the like is used.

  As shown in FIGS. 1 to 3, the portion container 10 of the present invention has a spot welded portion having a stronger bonding force than the seal portion 25 at a position other than the knob portion 21 outside the seal portion 25 of the lid 20. 30 is provided to restrict the opening of the lid 20 in stages.

  As shown in FIGS. 1 (a), 2 (a), and 3 (a), the spot welded portion 30 welds the outer peripheral flange 13 of the container main body 11 and the sheet-like lid 20 in a dot shape. And is formed at a plurality of locations by known spot welding. The spot welded portion 30 has a stronger bonding force than the seal portion 25 and is not peeled when the sheet-like lid 20 is pulled up with a force that allows the seal portion 25 to be peeled off. Therefore, as shown in FIG. 1B, FIG. 2B, and FIG. 3B, when the knob portion 21 is pulled up, the lid 20 is formed in the seal portion 25a from the knob portion 21 to the spot welded portion 30. Is peeled off and the upper opening 12 is partially opened, and in the seal portion 25b after the spot welded portion 30, the bonding between the outer peripheral flange 13 of the container body 11 and the lid 20 is maintained, and the lid The opening amount of 20 is regulated. In addition, as shown in FIG. 4, it is also possible to peel the lid 20 in the spot welded portion 30 and fully open the upper opening portion 12 by pulling the knob portion 21 stronger as necessary.

  Moreover, the spot welding part 30 is formed in the symmetrical positions 31 and 32 with respect to the centerline M which passes the knob part 21, as shown to Fig.2 (a). Therefore, when the knob portion 21 is pulled up, the lid body 20 is peeled equally to the left and right with respect to the knob portion 21 so that the lid body 20 can be opened without any bias. Therefore, it becomes easy to pour out the contents without spilling.

  Further, as shown in FIG. 3B, the spot welded portion 30 is formed at a position where the opening amount of the lid 20 is approximately half O2 with respect to the fully open O1. Accordingly, the upper opening 12 can be effectively prevented from being scattered without being excessively opened, and the upper opening 12 can be appropriately opened so that an appropriate amount of content can be easily poured out. .

  Further, in particular, when the outer peripheral flange 13 of the container body 11 is a quadrilateral shape having four corners 14a, 14b, 14c, 14d as in the embodiment, the spot welded portion 30 is shown in FIGS. Thus, it is provided in the two corners 14b and 14c adjacent to the knob part 21 provided in the at least one corner 14a. Thereby, it becomes easy to form the spot welding part 30, and the appropriate open | release amount of the cover body 20 can be set easily.

  In addition, the spot welded portion 30 is appropriately added at a position other than the portion from the knob portion 21 to the spot welded portions 31 and 32 at the symmetrical position (corner corner portions 14b and 14c adjacent to the corner corner portion 14a in the embodiment). Can be provided. For example, as shown in FIG. 4, by providing a spot welded portion 33 at a position opposite to the knob portion 21 (in the embodiment, the corner corner portion 14d opposite to the corner corner portion 14a), the lid body 20 is fully opened. Even if it is a case, the cover body 20 is not cut off from the container main body part 11, and there is no fear that the container main body part 11 and the cover body 20 after use will be separated and scattered. Although not shown, it is also possible to add another spot weld 30 as appropriate at a position from the spot welds 31 and 32 at the symmetrical position to the spot weld 33 at the opposite position. Thereby, the opening of the lid 20 can be regulated in multiple stages, and the opening amount can be easily adjusted. Even in this case, the lid 20 can be opened in multiple stages without being biased by being additionally provided at a symmetrical position with respect to the center line M passing through the knob portion 21.

  As shown and described above, the structure of the portion container 10 according to the present invention has a spot welded portion having a stronger bonding force than the seal portion 25 at a position other than the knob portion 21 outside the seal portion 25 of the sheet-like lid 20. 30 so that the opening of the lid 20 is regulated in stages, so that the lid 20 is not peeled off from the container main body 11 at the spot welded portion 30 when the lid 20 is opened, and the upper portion of the container main body 11 With the opening 12 partially opened, the contents are less likely to scatter when opened.

  Moreover, since it becomes easy to open the cover body 20 with an appropriate opening amount, it is possible to provide an opening amount container according to the type and use of the contents. Therefore, the contents are less likely to scatter during use.

  Furthermore, by forming the spot welded portion 30 at a symmetrical position with respect to the center line M passing through the knob portion 21, it becomes easy to peel the lid 20 equally to the left and right with respect to the knob portion 21 at the time of opening, so The body 20 can be opened and it becomes easy to pour the contents without spilling.

  In addition, by forming the spot welded portion 30 at a position where the opening amount of the lid is halved, the upper opening 12 can be effectively prevented from being scattered without being excessively opened, and the upper opening The part 12 is opened moderately and it becomes easy to pour out the content of an appropriate usage amount.

  In particular, the outer peripheral flange has a quadrilateral shape having four corners 14a, 14b, 14c, 14d, and a knob 21 is provided at one of the corners (14a), and at least adjacent to the knob 21. By providing the spot welded portions 30 at the two corner portions 14b and 14c, the container main body 11 can be easily held when the lid 20 is opened, and scattering of the contents can be suppressed. Can be easily formed, and an appropriate opening amount of the lid 20 can be easily set.

  Further, the container 10 is optimal for mouthwash, and can be easily carried around and used outside, and can be easily washed in the mouth without splashing the mouthwash.

  In addition, the structure of the portion container of the present invention is not limited to the above-described embodiment, and can be implemented by appropriately changing a part of the configuration without departing from the spirit of the invention. For example, although the shape of the outer peripheral flange portion of the container main body portion is a quadrilateral shape having four corners, the shape is not limited to this, and the shape of the container body portion is a substantially circular shape having protrusions at locations corresponding to the knob portions. For example, it can be set as appropriate according to the type and use of the contents.

DESCRIPTION OF SYMBOLS 10 Portion container 11 Container main-body part 12 Upper opening part 13 Outer peripheral collar part 20 Sheet-like cover body 21 Knob part 25 Seal part 30 Spot welding part

Claims (5)

In the portion container configured to be able to be opened by pulling up a knob provided on the lid body, a sheet-like lid body is sealed via a seal portion on the outer peripheral flange portion of the upper opening of the container body portion,
A spot weld portion having a stronger bonding force than the seal portion is provided at a position other than the knob portion outside the seal portion of the lid body, and the opening of the lid body is regulated stepwise. A potion container lid structure.   The lid structure of a portion container according to claim 1, wherein the spot welded portion is formed at a symmetrical position with respect to a center line passing through the knob portion.   The lid structure of the portion container according to claim 1 or 2, wherein the spot welded portion is formed at a position where an opening amount of the lid is halved.   The outer peripheral flange has a quadrilateral shape having four corners, the knob is provided at one of the corners, and the spot welded part is at least at two corners adjacent to the knob. The lid structure of the portion container according to any one of claims 1 to 3, wherein the portion is provided.   The invention according to claim 5 relates to the lid structure of the portion container according to any one of claims 1 to 4, wherein the portion container is for mouthwash.

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