JP2008162597A - Cap - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cap which can change over a spouting condition without precisely performing positional adjustment of the cap and is easily handled. <P>SOLUTION: The cap has an internal cap body 20 equipped with an attaching cylindrical part 21 attached on an opening cylindrical part 2 of a container main body 1, and a middle cylindrical part 23 extending along the axis L, an external cap body 30 equipped with a peripheral wall part 31 screwed to the middle cylindrical part 23, a top plate part 33 continuously provided on the inner peripheral end of the peripheral wall part 31 and extending in the intersecting direction to the axis L, and a spouting hole 36 extending in the axis L direction and penetrating through the top plate part 33, and a lid body 42 for closing the delivering hole 36. The cap has a constitution wherein the internal cap body 20 is provided with an inserting shaft part 27 extending along the axis L on the inner peripheral side of the middle cylindrical part 23 and inserted into and pulled out from the inside of the spouting hole 36, and by rotating the external cap body 30 and by changing a relative position in the axis L direction of the internal cap body 20 and the external cap body 30, the inserting shaft part 27 is inserted into and pulled out from the spouting hole 36 to change an opening area of the spouting hole 36. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention is a cap that is attached to a mouth tube portion of a container main body, and in particular, an extraction that is attached to a squeeze-deformable container main body and dispenses the contents contained in the container main body. The present invention relates to a cap provided with a hole.

A conventional squeeze container is one in which a container body is squeezed and the contents are pressurized and poured out, and a cap attached to the squeeze container has a so-called pouring type. For example, while raising a stick from the center of the top of the cap and opening a through hole around its base, an upper part of the top of the cap is provided with a pouring hole member having a pouring hole that is opened and closed by the stick, When the pouring hole member is pushed up, the pouring hole is closed, and when the pouring hole member is pulled up, the pouring hole is opened to allow pouring.
In the cap having such a structure, the contents are poured out from the pouring hole into a water column. By the way, when the content is a detergent solution, etc., it may be poured into a water column when pouring into a sponge or the like, but when pouring into a large object such as a bathtub, it is scattered in a shower shape and wide area It is desirable to be able to pour into

Therefore, for example, in Patent Document 1, by rotating the cap and adjusting the position so as to be a predetermined position in the circumferential direction, the content extraction state can be switched to a water column shape or a shower shape, or an extraction hole can be provided. A cap that can be closed is proposed.
No. 5-42038

By the way, in the cap described in patent document 1, when switching the pouring state of the contents or closing the pouring hole, the cap is rotated to a predetermined position in the circumferential direction. It was necessary to adjust the position with high accuracy, and the operation for switching the dispensing state was complicated. In particular, when the outer diameter of the cap is small or when the operation is performed with a rubber glove or the like attached, it is difficult to rotate the cap to a predetermined position.
In addition, since the cap is rotated to close the pouring hole, it is necessary to adjust the position of the cap every time it is poured into a shower or water column. It was.

  The present invention has been made in view of the circumstances described above, and it is an object of the present invention to provide a cap that can be switched in a pouring state without accurately adjusting the position of the cap and is easy to handle. To do.

  In order to solve this problem, the cap of the present invention is a cap that is attached to the mouth tube portion of the container main body and includes a pouring hole for pouring out the contents accommodated in the container main body, An inner cap body including an adherend tube portion attached to the mouth tube portion, an intermediate tube portion extending along an axis and having an external thread portion formed on an outer peripheral surface; A peripheral wall portion formed with a female screw portion to be screwed into the cylindrical portion, a top plate portion that is connected to an inner peripheral end of the peripheral wall portion and extends in a direction intersecting the axis, and extends in the axial direction to An outer cap body that includes the pouring hole penetrating the plate portion, and a lid body that closes the pouring hole, and the inner cap body has an inner peripheral side on the inner cylinder portion. An insertion shaft portion extending along the axis and inserted into and removed from the extraction hole is provided, and the outer cap body is rotated. And changing the relative position of the inner cap body and the outer cap body in the axial direction, thereby switching the opening area of the extraction hole by inserting and extracting the insertion shaft portion into the extraction hole. It is characterized by being.

  The cap of this configuration has an external cap body in which a pouring hole is formed in the top plate portion, and an internal cap body in which an insertion shaft portion that can be inserted into the pouring hole is provided. A structure that can be rotated to change the axial position of the inner cap body and the outer cap body to switch the opening area of the pouring hole by inserting and removing the insertion shaft portion into the pouring hole; and Since the insertion shaft portion is inserted into the extraction hole, or until the insertion shaft portion is extracted from the extraction hole, the opening area of the extraction hole is changed to perform the extraction. The state can be switched. Therefore, it is not necessary to accurately adjust the position when the external cap body is rotated, and the dispensing state can be switched with a simple operation.

  In addition, since it has a lid for closing the pouring hole, the pouring is performed with the insertion shaft portion inserted into the pouring hole or with the insertion shaft portion extracted from the pouring hole. It is possible to close the hole, and it is possible to dispense without operating the external cap body when resuming the dispensing.

Here, a notch groove extending in the depth direction of the extraction hole may be formed in at least one of the inner peripheral surface of the extraction hole and the outer peripheral surface of the insertion shaft portion.
In this case, the notch groove portion opens when the insertion shaft portion is inserted into the pouring hole, and the contents are poured through the opening hole defined by the notch groove, the insertion shaft portion, and the pouring hole. Can be issued.

Further, the lid body may be coupled to the external cap body via a hinge portion.
In this case, the operation of the lid becomes easier and the opening / closing operation of the pouring hole can be performed easily and reliably.

In addition, a guide portion that guides the insertion / extraction position of the insertion shaft portion may be provided on the inner peripheral surface of the outer cap body and the outer peripheral surface of the inner cap body.
In this case, by rotating the outer cap body so as to be guided by the guide portion, the insertion shaft portion can be reliably inserted into and removed from the extraction hole, and the extraction state can be switched.

  According to the present invention, the pouring state can be switched without accurately adjusting the position of the cap.

Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 4 show a cap 10 according to a first embodiment of the present invention.
The cap 10 is attached to the mouth tube portion 2 provided in the squeeze-deformable container body 1. The mouth tube portion 2 protrudes from the container body 1 so as to extend upward along the axis L, and a male screw 2A is formed on the outer peripheral surface.

  The cap 10 includes an inner cap body 20 having an inner cylinder body 21 provided with a female screw 21 </ b> A that can be screwed onto the male screw 2 </ b> A of the mouthpiece section 2 on the inner peripheral surface, and an upper portion of the inner cap body 20. And an outer cap body 30 provided with a pouring hole 36 and a lid member 40 for closing the pouring hole 36.

  The inner cap body 20 is connected to the upper end of the adherend tube portion 21 and extends toward the inner peripheral side so as to be orthogonal to the axis L, and the inner peripheral end of the annular top plate portion 22. And an intermediate cylinder portion 23 extending upward along the axis L. A male screw portion 23 </ b> A is formed in a lower portion of the outer peripheral surface of the middle cylinder portion 23. Further, a guide cylinder portion 24 whose outer diameter is reduced by one step is provided in an upper portion of the middle cylinder portion 23, and a guide convex portion protruding outward in the radial direction at the upper portion of the guide cylinder portion 24. 25 is provided.

  As shown in FIG. 1 to FIG. 3, on the inner peripheral side of the middle cylinder portion 23, a disc portion 26 extending inwardly in the radial direction and orthogonal to the axis L, and the disc portion 26. An insertion shaft portion 27 that protrudes upward along the axis L from the central portion is provided. A plurality of communication holes 28 penetrating in the thickness direction of the disc portion 26 are formed in the outer peripheral portion of the insertion shaft portion 27 in the disc portion 26. Further, the insertion shaft portion 27 has a substantially cylindrical shape, and is configured to protrude further upward than the guide tube portion 24 of the middle tube portion 23. In the present embodiment, the outer peripheral surface of the insertion shaft portion 27 is a cylindrical surface without irregularities. The middle tube portion 23 is communicated with the inside of the container body 1 through the mouth tube portion 2.

The outer cap body 30 includes a peripheral wall portion 31 in which a female screw portion 31A that can be screwed into a male screw portion 23A formed on the outer peripheral surface of the middle cylinder portion 23 is formed on the inner peripheral surface, and an upper end of the peripheral wall portion 31. A top plate portion 33 that is provided continuously and extends so as to be orthogonal to the axis L is provided.
In the upper part of the outer peripheral surface of the peripheral wall portion 31, a small diameter portion 31B having a one-step small diameter is formed, and a notch concave portion 31C that is recessed radially inward is provided in a part of the circumferential direction of the small diameter portion 31B. Yes. A guide recess 32 that is recessed outward in the radial direction is formed in an upper portion of the inner peripheral surface of the peripheral wall portion 31. The inner diameter of the guide recess 32 is set to be approximately the same as the outer diameter of the portion of the inner cap body 20 where the guide protrusion 25 is provided. Further, the bottom surface of the guide recess 32 is formed to extend in parallel to the axis L.

  The top plate portion 33 includes a fitting tube portion 34 that protrudes downward along the axis L from the inner surface thereof. The outer diameter of the fitting cylinder portion 34 is set to be substantially the same as the inner diameter of the middle cylinder portion 23 provided in the inner cap body 20. Further, the protruding height of the fitting tube portion 34 from the top plate portion 33 is larger than the distance in the axis L direction between the disc portion 26 provided on the inner peripheral side of the middle tube portion 23 and the upper end of the middle tube portion 23. It is set small. Thereby, this insertion cylinder part 34 is comprised so that it may be inserted in the upper part rather than the disk part 26 among the said intermediate | middle cylinder parts 23. FIG.

In addition, the top plate portion 33 is provided with a thick portion 35 whose center portion protrudes toward the lower side of the axis L and is thickened. The thick portion 35 extends along the axis L. An extraction hole 36 having a generally circular cross section penetrating in the thickness direction is formed. A plurality of cutout grooves 37 having a semicircular cross section extending in the depth direction of the extraction hole 36, that is, the axis L direction, are provided on the inner peripheral surface of the extraction hole 36 at intervals in the circumferential direction. . In the present embodiment, as shown in FIG. 4, eight notch grooves 37 are formed at intervals of 45 °.
On the top surface of the top plate portion 33, an annular convex portion 38 that protrudes upward from a portion radially outside the thick portion 35 is formed.

The lid member 40 includes a hinge portion 41 and a lid body 42 that is connected to the external cap body 30 via the hinge portion 41 and closes the extraction hole 36. In the present embodiment, two hinge portions 41A and 41B are arranged in the direction of the axis L, and an elastic plate that elastically deforms when the lid 42 is swung between the two hinge portions 41A and 41B. 43 is provided. The hinge portions 41A and 41B and the elastic plate 43 are disposed at positions facing the notch recess portion 31C provided in the peripheral wall portion 31 of the external cap body 30.
The lid body 42 includes a top surface portion 44 and a side wall portion 45 depending from the outer peripheral end portion of the top surface portion 44, and the top surface portion 44 is provided with a seal cylinder portion 46 that protrudes downward. The outer diameter of the seal cylinder portion 46 is set to be substantially the same as the inner diameter of the annular convex portion 38. Further, a notch 47 is provided closer to the hinge 41 than the seal tube 46.

  In the cap 10 having such a configuration, the male tube 2A of the inner tube body 2 and the female member of the inner tube portion 21 are covered with the outer tube portion 2 of the container body 1 and the outer tube portion 2 of the inner cap body 20. The screw 21A is screwed and fixed. The outer cap body 30 is put on the inner cap body 20, the fitting cylinder part 34 is fitted in the middle cylinder part 23, and the guide convex part 25 is accommodated in the guide concave part 32 provided in the peripheral wall part 31. In this state, the female screw portion 31A of the peripheral wall portion 31 and the male screw portion 23A of the middle cylinder portion 23 are screwed together. In addition, this guide recessed part 32 and the guide convex part 25 comprise the guide part in this embodiment.

  Further, in a state where the lid 42 closes the pouring hole 36, the seal cylinder portion 46 is fitted on the inner peripheral side of the annular convex portion 38 provided in the top plate portion 33. When the lid body 42 is swung around the hinge portion 41, the lid body 42 is elastically deformed so as to be bent at the notch portion 47, and the seal tube portion 46 is detached from the annular convex portion 38, so that the pouring hole 36 is formed. Opened.

  Then, the outer cap body 30 is rotated (screwed) to move the outer cap body 30 downward in the direction of the axis L with respect to the inner cap body 20, and as shown in FIG. If it arrange | positions so that the upper end of the recessed part 32 may be contact | connected, the insertion shaft part 27 will be inserted in the inside of the extraction hole 36. FIG. Here, since the outer diameter of the insertion shaft portion 27 is substantially the same as the inner diameter of the extraction hole 36 and the notch groove 37 is formed on the inner peripheral surface of the extraction hole 36, as shown in FIG. The insertion shaft portion 27 and the cutout groove 37 define a small-diameter opening hole 11. In the present embodiment, since eight notch grooves 37 are formed on the inner peripheral surface of the extraction hole 36, the eight opening holes 11 are defined. When the container body 1 is squeezed and deformed in this state, the contents are poured out in a shower through the mouth tube portion 2, the middle tube portion 23, the communication hole 28, and the plurality of opening holes 11.

  On the other hand, by rotating (relaxing) the outer cap body 30, the outer cap body 30 is moved upward in the direction of the axis L with respect to the inner cap body 20. As shown in FIG. If it arrange | positions so that the lower end of 32 may be contact | connected, the insertion shaft part 27 is extracted from the extraction hole 36. FIG. Thereby, the pouring hole 36 is greatly opened. When the container body 1 is squeezed and deformed in this state, the contents are poured out in the form of a water column through the mouth tube portion 2, the middle tube portion 23, the communication hole 28 and the pouring hole 36.

  In the cap 10 according to the present embodiment configured as described above, the outer cap body 30 in which the pouring hole 36 is formed in the top plate portion 33, and the insertion shaft portion 27 that can be inserted into the pouring hole 36. The inner cap body 20 is provided, and the outer cap body 30 is rotated to change the relative position of the inner cap body 20 and the outer cap body 30 in the axial direction. It is set as the structure which can insert / extract the insertion shaft part 27 in this. Thereby, since the opening area of the pouring hole 36 can be switched, the opening area of the pouring hole 36 is changed and the pouring state is switched without accurately adjusting the position when the outer cap body 30 is rotated. be able to.

  Further, since the lid 42 for closing the pouring hole 36 of the outer cap body 30 is provided, the insertion shaft portion 27 is inserted into the pouring hole 36 or the insertion shaft is inserted from the pouring hole 36. It is possible to close the pouring hole 36 in a state where the portion 27 is extracted, and the pouring can be performed without operating the external cap body 30 when the pouring is resumed.

  Further, since a plurality of notch grooves 37 extending in the depth direction of the pouring hole 36 are formed on the inner peripheral surface of the pouring hole 36, the notch is inserted in the state where the insertion shaft portion 27 is inserted into the pouring hole 36. An opening hole 11 is defined by the groove 37 and the insertion shaft portion 27, and the contents can be poured out in a shower shape through the opening hole 11.

Further, as a guide part for guiding the insertion / extraction position of the insertion shaft part 27, a guide concave part 32 is formed on the inner peripheral surface of the outer cap body 30 and a guide convex part 25 is formed on the outer peripheral face of the inner cap body 20. Therefore, the extraction state can be switched by moving the external cap body 30 to a position guided by the guide portion.
Further, since the lid body 42 for closing the pouring hole 36 is connected to the external cap body 30 via the hinge portion 41, the operation of the lid body 42 becomes easier and the opening and closing operation of the pouring hole 36 can be performed. It can be performed easily and reliably.

Next, the cap 10 which is the 2nd Embodiment of this invention is demonstrated. In addition, the same code | symbol is attached | subjected to the component same as 1st Embodiment, and detailed description is abbreviate | omitted.
As shown in FIGS. 5 and 6, the cap 10 according to the second embodiment protrudes upward along the axis L on the top plate portion 33 of the outer cap body 30 and gradually increases in the upward direction. A taper projection 39 having a smaller diameter is provided, and the thick portion 35 is provided at the upper end portion of the taper projection 39. A pouring hole 36 is formed in the thick portion 35.

The lid body 42 that closes the pouring hole 36 is connected to the external cap body 30 via the hinge portion 41. On the inner surface of the top surface portion 44 of the lid body 42, a seal portion 48 provided with an accommodation recess 49 capable of accommodating the upper end portion of the taper projection 39 is provided.
Further, the protruding length of the insertion shaft portion 27 provided in the inner cap body 20 is adjusted so that the insertion shaft portion 27 can be inserted into the extraction hole 36 located at the upper end portion of the taper protrusion 39.

  In the cap 10 according to the present embodiment having such a configuration, the tapered protrusion 39 is formed, so that the contents can be reliably poured out to the object. Thus, even if the taper protrusion part 39 is provided, the extraction | pouring form can be switched by simple operation similarly to 1st Embodiment.

Although the cap 10 according to the embodiment of the present invention has been described above, the technical scope of the present invention is not limited to this, and can be appropriately changed without departing from the technical idea of the present invention.
For example, although it has been described as a structure that can be poured in the form of a shower by providing eight notch grooves 37 on the inner peripheral surface of the pouring hole 36, as shown in FIG. Only one notch groove 37 may be provided. In this case, by inserting the insertion shaft portion 27 into the extraction hole 36, the contents are poured out from one opening hole 11 defined by the notch groove 37 and the insertion shaft portion 27, and locally. It becomes possible to pour out the contents.

  Moreover, although the description has been given with the notch groove 37 provided on the inner peripheral surface of the extraction hole 36, the notch groove 29 may be provided on the outer peripheral surface of the insertion shaft portion 27 as shown in FIG. In this case, the opening hole 11 is defined by the notch groove 29 formed in the insertion shaft portion 27 and the extraction hole 36. Thus, the cutout grooves 37 and 29 are preferably provided on at least one of the inner peripheral surface of the extraction hole 36 and the outer peripheral surface of the insertion shaft portion 27.

  Furthermore, in this embodiment, although demonstrated as what was comprised so that the axis line of the mouth tube part 2 provided in the container main body 1 and the axis line L of the inner cylinder part 23 of the inner cap body 20 might correspond, The axial line L of the middle cylinder part 23 and the axis line of the mouth tube part 2 may be configured to intersect with each other.

Moreover, there is no limitation in particular about the contents accommodated in the container main body 1, Liquids, such as a detergent liquid, paste-like things, such as mayonnaise and ketchup, may be sufficient as long as it is a fluid which can be poured out from a pouring hole Good.
Furthermore, although it demonstrated by what screwed the inner cap body 20 to the mouth tube part 2, it is not limited to this, Even if the mouth tube part 2 and the inner cap body 20 are plugged and fitted. Good.

Further, a rotation preventing means may be provided on the mouth tube portion 2 and the inner cap body 20 so that the screw engagement between the mouth tube portion 2 and the inner cap body 20 is not loosened when the outer cap body 30 is operated. .
Further, the male screw of the mouth tube portion 2 and the female screw of the inner cap body 20, and the male screw portion 23 </ b> A of the inner cap body 20 and the female screw portion 31 </ b> A of the outer cap body 30 may be respectively reverse screws.

  The pouring state can be switched without accurately adjusting the position of the cap, and a cap that is easy to handle can be provided.

It is side surface fragmentary sectional view which shows the state by which the cap which is the 1st Embodiment of this invention was adhere | attached on the mouth tube part of the container main body. It is side surface fragmentary sectional view which shows the state which extracted the insertion shaft part from the extraction hole in the cap of FIG. It is a bottom view of the disc part and insertion shaft part which were formed in the middle cylinder part of the cap shown in FIG. It is a top view which shows the state which inserted the insertion shaft part in the extraction | pouring hole in the cap of FIG. It is a side surface fragmentary sectional view which shows the state by which the cap which is the 2nd Embodiment of this invention was adhere | attached on the mouth tube part of the container main body. It is side surface fragmentary sectional view which shows the state which extracted the insertion shaft part from the extraction hole in the cap of FIG. It is a top view which shows the state which inserted the insertion shaft part in the extraction | pouring hole in the cap which is other embodiment of this invention. It is a top view which shows the state which inserted the insertion shaft part in the extraction | pouring hole in the cap which is other embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Container body 2 Mouth part 10 Cap 20 Inner cap body 21 Adhered cylinder part 23 Middle cylinder part 23A Male thread part 25 Guide convex part (guide part)
27 Insertion shaft part 29 Notch groove 30 External cap body 31 Peripheral wall part 31A Female thread part 32 Guide recessed part (guide part)
33 Top plate portion 36 Pouring hole 37 Notch groove 41 Hinge portion 42 Lid

Claims (4)

A cap that is attached to the mouth tube portion of the container body and has a pouring hole for pouring out the contents accommodated inside the container body,
An inner cap body comprising: an adherend tube portion that is attached to the mouth tube portion; and an intermediate tube portion that extends along the axis and has a male screw portion formed on the outer peripheral surface;
A peripheral wall portion formed with an internal thread portion screwed into the inner cylinder portion on an inner peripheral surface, a top plate portion that is connected to an inner peripheral end of the peripheral wall portion and extends in a direction intersecting the axis, and the axis An outer cap body comprising: the pouring hole extending in a direction and penetrating the top plate portion;
A lid for closing the pouring hole,
The inner cap body is provided with an insertion shaft portion that extends along the axis and is inserted into and removed from the extraction hole on the inner peripheral side of the middle cylinder portion,
By rotating the outer cap body and changing the relative position of the inner cap body and the outer cap body in the axial direction, the insertion shaft portion is inserted into and removed from the extraction hole, and the extraction hole is extracted. A cap characterized by being configured to switch the opening area. The cap according to claim 1,
A cap, wherein a notch groove extending in the depth direction of the extraction hole is formed in at least one of an inner peripheral surface of the extraction hole and an outer peripheral surface of the insertion shaft portion. The cap according to claim 1 or claim 2,
The said cap is connected with the said external cap body via the hinge part, The cap characterized by the above-mentioned. The cap according to any one of claims 1 to 3,
The cap characterized by the guide part which guides the insertion / extraction position of the said insertion shaft part being provided in the inner peripheral surface of the said outer cap body, and the outer peripheral surface of the said inner cap body.

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