JP5269487B2 - Hinge cap - Google Patents

Description

  The present invention relates to a hinge cap, and more particularly to a hinge cap that can be easily separated from a container at the time of disposal.

In a hinge cap that plugs into the container body filled with the contents liquid, after all the contents liquid is used, the hinge side of the cap body is deformed by pulling the upper lid, and the container body and the cap can be disposed of separately. The cap is known conventionally (for example, refer patent document 1).
JP-A-11-49211

  However, in the conventional hinge cap described in Patent Document 1, a slit is provided on the hinge side in order to deform the side peripheral wall (tubular side wall 6) of the cap body, and the hinge fulcrum is supported when the upper lid is closed. As a result, the upper part of the outer part of the side peripheral wall (outer side wall 6b) is deformed and the upper cover is displaced due to the force, and there is a problem that the upper cover and the cap body cannot be fitted properly.

  An object of the present invention is to solve the above problems, and when the upper lid is closed, the upper lid can be prevented from shifting, and the fitting between the upper lid and the cap body can be stabilized. An object of the present invention is to provide a hinge cap that can be disposed of easily and reliably.

  In order to solve the above-described problems, the present invention provides a hinge cap that is attached to a mouth tube portion of a container as a hinge cap, and in which the cap body is fitted to the container mouth tube portion. The engaging cylinder part, the extraction cylinder, and the outer peripheral cylinder part connected to the outer periphery of the engaging cylinder part and having a hinge connected to a predetermined position on the outer periphery of the upper end. The engaging cylinder part includes an upper wall and an inner cylinder. Provided with an outer cylinder and a lid engaging part, between the outer circumference of the outer cylinder and the inner circumference of the outer cylinder part, on the opposite side of the hinge, from the upper end to the lower end, from the upper end on both sides of the connecting part A structure is provided that includes a breakable upper wall portion extending on both sides and at least one breakable weakening connecting portion disposed so as to be located at a hinge portion.

  As an embodiment of the weakened connecting portion, the weakened connecting portion is composed of a rib portion formed from the outer peripheral upper portion of the outer cylinder, and a breakable weakening portion continuously provided from the upper end of the rib portion to the inner peripheral upper end of the outer peripheral cylindrical portion. A configuration characterized by the above is adopted.

Attached to the mouth tube part of the container body, connected to the engaging tube part and the extraction tube fitted to the container mouth tube part, and the outer periphery of the engaging tube part, and a hinge is connected to a predetermined position on the outer periphery of the upper end. In the hinge cap composed of a cap body composed of an outer peripheral cylindrical portion and an upper lid, a connecting portion and a severable upper wall portion are formed between the outer periphery of the outer cylinder of the engaging cylindrical portion and the inner periphery of the outer peripheral cylindrical portion. And is connected by a weakened connecting part that can be broken at the position of the hinge part, so that the outer cylinder on the hinge side is generated by the force generated by the hinge fulcrum when the upper cover is closed. It is possible to prevent the upper cover from being displaced due to deformation of the portion, and to stabilize the fitting between the upper cover and the cap body.
Further, by providing the rib portion, the weakened connecting portion can be prevented from being deformed by opening and closing the cap.

Next, an embodiment of the hinge cap of the present invention will be described with reference to the drawings.
1 and 2, A is a cap body that is plugged into the container body, and B is an upper lid that is integrally formed with the cap body A via a hinge C.

  The cap main body A is engaged with a pouring cylinder 2 having a partition wall 1 disposed in the lower part of the inner periphery, an engaging cylinder portion 4 provided continuously from the outer periphery of the lower end of the pouring cylinder 2 via a ring-shaped bottom wall 3, It consists of an outer peripheral cylindrical portion 5 that is connected to the outer periphery of the cylindrical portion 4 at a constant interval and has a hinge C connected to the outer periphery of the upper end.

  The partition wall 1 is provided with a removal portion 7 defined by a thin weakened portion 6 that opens the spout, and a pull ring 8 is provided on the upper surface of the removal portion 7 to pull up the removal portion 7 when opened. Yes.

The engaging cylinder portion 4 is provided on the ring-shaped upper wall 9, the inner cylinder 10 that is suspended from the inner peripheral edge of the upper wall 9 and connected to the outer peripheral edge of the ring-shaped bottom wall 3 on the inner periphery, and the outer peripheral edge of the upper wall 9. The outer cylinder 11 is provided on the top of the upper wall 9 and the lid engaging portion 12 is engaged with the upper lid B.
Engagement ridges 13 that engage with the outer periphery of the mouth tube portion of the container main body are provided on the inner periphery of the outer tube 11. The cap body A is attached to the mouth tube portion of the container body by sandwiching the mouth tube portion of the container body by the inner periphery.

Between the outer periphery of the outer cylinder 11 and the inner periphery of the outer peripheral cylinder part 5, a connecting part 14 provided continuously from the upper end to the lower end on the opposite side of the hinge C, and extending from the upper end on both sides of the connecting part 14 to the left and right. An upper wall portion 15 is provided extending about 135 ° leaving the slit a as the center.
The upper surfaces of the connecting portion 14 and the upper wall portion 15 are flush with the upper end surfaces of the outer cylinder 11 and the outer peripheral cylinder portion 5.
The upper wall portion 15 is provided with a groove from the lower surface, and a thin portion 15a that can be broken is formed.

  At the upper end of the slit a, a plurality of breakable weakening connecting portions 16 that connect the outer periphery of the outer cylinder 11 and the inner periphery of the outer peripheral cylindrical portion 5 are disposed, and one weakening connecting portion 16a among them is It arrange | positions so that it may be located in the center part of the hinge C. FIG.

As shown in FIG. 2, the weakening connecting portion 16 includes a rib portion 17 formed from the upper outer periphery of the outer cylinder 11, and a breakable weakening that continuously connects the upper end of the outer peripheral cylinder portion 5 from the upper end of the rib portion 17. It consists of part 18.
The width of the rib portion 17 and the weakened portion 18 is such that the outer periphery of the rib portion 17 is located closer to the outer cylindrical portion 5 than the half of the width of the slit a, and the weakened portion 18 is formed as thin as possible.

  The upper lid B includes a top wall 20 and an outer cylindrical wall 21 that is suspended from the periphery of the top wall 20 and has a hinge C continuously provided at a predetermined position on the lower end of the outer periphery. A sealing ring 22 to be inserted into the inner periphery of the A extraction tube 2 is suspended.

  An engagement portion 23 that engages with the outer periphery of the lid engagement portion 12 of the engagement cylinder portion 4 of the cap body A is provided at the lower inner periphery of the outer cylinder wall 21.

Next, the effect of the hinge cap of this invention is demonstrated.
When the content liquid is poured out, the pull ring 8 of the partition wall 1 of the cap body A is pulled and unplugged, then the container is tilted to the opposite side of the hinge C, and the content liquid is poured out from the opening of the partition wall 1 of the cap body A. Pour out through 2.

  In the hinge cap of the present invention, the connecting part 14 and the upper wall part 15 are formed between the outer cylinder 11 and the outer peripheral cylinder part 5 of the engagement cylinder part 4 of the cap body A on the opposite side of the hinge C. The liquid dripping at the time of pouring can be prevented from entering between the outer cylinder 11 and the outer cylinder part 5.

  When closing the upper lid B, the upper lid B is rotated via the hinge C, the lid engaging portion 12 of the cap body A and the engaging portion 23 of the upper lid B are engaged, and the upper lid B is attached to the cap body A. Close the lid.

  The hinge cap of the present invention is provided with the weakening connecting portion 16a at the upper end of the center portion of the hinge C of the slit a between the outer periphery of the outer cylinder 11 of the cap body A and the inner periphery of the outer peripheral cylinder portion 5. When closing B, even if the outer peripheral cylinder part 5 is pulled outward via the hinge C, the hinge C side of the outer peripheral cylinder part 5 is deformed outward with respect to the outer cylinder 11 by the connection of the weakening connection part 16a. This can be prevented.

  Conversely, even if the outer peripheral cylinder portion 5 is pulled inward via the hinge C, the rib portion 17 of the weakened connecting portion 16a contacts the inner periphery of the outer peripheral cylinder portion 5, and the hinge C side of the outer peripheral cylinder portion 5 is While being able to prevent deformation to the inside, it is possible to prevent the outer peripheral cylindrical portion 5 from being displaced and the weakened portion 18 from being forcibly deformed and cut.

  By preventing the hinge C side of the outer peripheral cylinder part 5 from being deformed outward or inward with respect to the outer cylinder 11, the force generated by the movement of the folding fulcrum of the hinge when closing the upper cover B, It is possible to prevent the outer peripheral cylindrical portion 5 from being deformed, the upper lid B is displaced, and the engagement between the upper lid B and the cap body A can be prevented, and the engagement between the upper lid B and the cap body A can be stabilized. .

  When discarding the container, when the upper lid B is opened and the upper lid B is pulled up, the outer peripheral cylindrical portion 5 of the cap body A is raised via the hinge C. First, the outer peripheral cylindrical portion 5 and the engaging cylindrical portion The weakened connecting portion 16 between the outer cylinder 11 and the outer cylinder 11 is sequentially cut, and then the thin wall portion 15a of the upper wall portion 15 is cut from the end portion. The space is connected only by the connecting portion 14.

  Further, when the outer peripheral cylinder part 5 is raised, the outer cylinder 11 of the engagement cylinder part 4 is pulled through the connecting part 14, the outer cylinder 11 is deformed, and the engagement between the cap main body A and the mouth cylinder part of the container main body. The hinge cap can be easily removed from the container body and separated and discarded.

  In the hinge cap of the present invention, the slit a is formed on the hinge C side between the outer peripheral cylindrical portion 5 and the engaging cylindrical portion 4, so that the force pulling the hinge C side of the outer peripheral cylindrical portion 5 is increased by the upper wall portion. 15 and the thin wall portion 15a of the upper wall portion 15 can be easily cut.

In the above embodiment, the weakening connecting portion 16 is disposed at the upper end on the hinge C side between the outer periphery of the outer cylinder 11 of the cap body A and the inner periphery of the outer cylinder portion 5, but it breaks when the upper lid B is pulled up. It is only necessary to be able to prevent deformation of the outer peripheral cylindrical portion 5, and therefore the weakened connecting portion may be disposed at an intermediate position below the upper end on the hinge side.
In addition, since it is only necessary to prevent the deformation of the outer peripheral cylindrical portion 5, one may be disposed at the position of the central portion of the hinge C without providing a plurality of weakening connecting portions.
Therefore, the height and number of the weakened connecting portions on the hinge side between the outer periphery of the outer cylinder of the cap body and the inner periphery of the outer cylinder portion are not limited to the above embodiment.

  In the above embodiment, the slit a is formed at about 135 ° with the hinge C as the center. However, when the upper lid B is closed, the weakened connecting portion prevents deformation of the outer peripheral cylindrical portion 5 near the slit a. In addition, since it is sufficient that the upper wall portion 15 can be easily cut when the container is discarded, the size of the angle of the slit a is not limited to the above embodiment.

  In the hinge cap, the upper lid can be stably engaged and opened / closed, and by pulling the upper lid, the hinge cap can be easily removed from the container mouth and disposed of separately. It can be widely used as a hinge cap capable of separating and discarding the container of the content liquid.

It is explanatory drawing of the hinge cap of this invention, (a) is a top view, (b) is a cross-sectional elevation view. It is a principal part enlarged view of a hinge cap, (a) is a top view, (b) is a cross-sectional elevation view.

Explanation of symbols

A Cap body B Top lid C Hinge a Slit 1 Bulkhead 2 Extraction cylinder 3 Ring-shaped bottom wall 4 Engagement cylinder part 5 Outer cylinder part 6 Weakening part 7 Removal part 8 Pull ring 9 Upper wall 10 Inner cylinder 11 Outer cylinder 12 Cover engagement Part 13 Engagement ridge 14 Connection part 15 Upper wall part 15a Thin part 16, 16a Weakening connection part 17 Rib part 18 Weakening part 20 Top wall 21 Outer cylinder wall 22 Sealing ring 23 Engagement part

Claims (2)

In the hinge cap that is attached to the mouth tube portion of the container and consists of a cap body and an upper lid,
The cap body includes an engaging cylinder part and a dispensing cylinder that are fitted into the container mouth cylinder part, and an outer peripheral cylinder part that is connected to the outer periphery of the engaging cylinder part and that has a hinge connected to a predetermined position on the outer periphery of the upper end. ,
The engaging tube portion includes an upper wall, an inner tube, an outer tube, and a lid engaging portion,
Between the outer periphery of the outer cylinder and the inner periphery of the outer cylinder part, on the opposite side of the hinge, a connecting part continuously provided from the upper end to the lower end, a breakable upper wall part extending from both upper ends to both sides of the connecting part, A hinge cap comprising at least one breakable weakening connection arranged to be located in a portion of the hinge.   The weakening connecting portion is composed of a rib portion formed from the outer peripheral upper portion of the outer cylinder, and a breakable weakening portion continuously provided from the upper end of the rib portion to the inner peripheral upper end of the outer peripheral cylindrical portion. Item 1. A hinge cap according to item 1.

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