JP6383173B2 - cap - Google Patents

Description

  The present invention relates to a cap.

Conventionally, as shown, for example, in Patent Document 1 below, the container is installed at the mouth of the container main body in which the contents are accommodated, and a pour cylinder from which the contents are poured out is erected on the bottom wall. A cap having a bottom cylindrical cap body and a measuring cap that is detachably attached to the cap body and opens and closes the dispensing cylinder is known. The measuring cap includes a cylindrical measuring cup with a top, and a mounting cylindrical portion that protrudes radially outward from the measuring cup and is detachably mounted on the peripheral wall portion of the cap body. .
The bottom wall of the cap body is formed with a collection hole for collecting the contents that have entered the inside of the peripheral wall through the dispensing tube into the container body.

JP 2010-126214 A

However, with the cap described above, the contents remaining on the bottom wall of the cap body are not collected into the container body through the collection hole at the time of the previous dispensing, and the contents remaining on the bottom wall of the cap body are passed through the dispensing cylinder at the time of the current dispensing. When the contents in the container body are poured into the outer peripheral surface of the cap main body, the upper end opening edge is straddled in the radial direction along the inner peripheral surface of the peripheral wall portion of the cap main body, There was a risk of reaching.
And the content which reached the outer peripheral surface of a cap main body solidified, and there existed a possibility that a measurement cap might not come off from a cap main body.

  The present invention has been made in view of such circumstances, and can prevent the contents from adhering to the outer peripheral surface of the cap body to which the mounting cylinder portion of the measuring cap is mounted, and the contents are solidified. An object of the present invention is to provide a cap capable of preventing the measuring cap from being detached from the cap body.

In order to achieve the above object, the present invention provides the following means.
The cap according to the present invention is attached to the mouth portion of the container main body in which the contents are accommodated, and has a bottomed cylindrical cap main body in which a pouring cylinder for pouring the contents is erected on the bottom wall portion, A measuring cap that is detachably attached to the cap body and opens and closes the dispensing cylinder, the measuring cap including a top cylindrical measuring cup and a radial direction from the measuring cup. And a mounting cylinder portion projecting outward and detachably mounted on the peripheral wall portion of the cap body, and the bottom wall portion enters the inside of the peripheral wall portion through the pouring cylinder. A recovery hole for recovering the contents in the container body is formed, and the peripheral wall portion protrudes inward in the radial direction and travels from the inner side of the peripheral wall portion toward the upper end opening edge through the inner peripheral surface thereof. Embankment protrusions that block the flow of objects are formed Embankment protrusions gradually in accordance the length of the circumferential direction in the front portion of the inner peripheral surface is provided on a length of approximately half a cycle in the circumferential direction, and extending from the circumferential center section of each side, inclined downward It is characterized by having.

According to the cap of the present invention, when the contents in the container body are poured into the measuring cup through the dispensing cylinder, the contents are not collected into the container body through the collection hole at the time of the previous dispensing, and the bottom of the cap body. The content remaining on the wall portion travels from the inside of the peripheral wall portion to the inner peripheral surface thereof toward the upper end opening edge. At this time, the flow of the contents is blocked by the dike projections protruding inward in the radial direction of the peripheral wall portion, so that the measuring tube mounting cylinder portion is mounted across the upper end opening edge of the peripheral wall portion in the radial direction. Reaching the outer peripheral surface of the cap body can be prevented. Therefore, it is possible to prevent the contents in the peripheral wall portion of the cap body from adhering to the outer peripheral surface of the cap body.
Therefore, the contents can be prevented from solidifying on the outer peripheral surface of the cap body, and the measurement cap can be prevented from being detached from the cap body.

  Moreover, according to the cap which concerns on this invention, it is preferable that the said embankment protrusion is extended toward the downward direction gradually as it leaves | separates from the internal peripheral surface of the said surrounding wall part to radial direction.

  In this case, the contents attached to the embankment protrusion can be easily dropped toward the bottom wall, and the contents of the peripheral wall can be removed from the container body through the recovery hole during storage with the container body in an upright position. It becomes easy to collect in.

  Further, according to the cap of the present invention, the dyke projection extends along the circumferential direction and is formed so as to be able to be inverted and deformed up and down around the connection portion with the inner peripheral surface of the peripheral wall portion. Is preferred.

In this case, the embankment protrusion can be produced by integrally molding with the peripheral wall portion in a state of extending upward as the distance from the inner peripheral surface of the peripheral wall portion increases in the radial direction. And the embankment protrusion can form the embankment protrusion which dams the flow of the content which goes along the inner peripheral surface of a surrounding wall part and goes to an upper end opening edge by pushing and reversing it downward after shaping | molding.
In addition, since the embankment protrusion is held in an inverted position, the embankment protrusion is deformed by the flow of contents from the bottom wall side toward the upper end opening edge, and the contents exceed the embankment protrusion. Can be suppressed.

  Further, according to the cap of the present invention, the lower end opening edge of the measuring cup extends sharply toward the outside in the radial direction from the upper side to the lower side, and is sharpened so that the radial thickness is reduced. It is preferable that the lip part formed in the shape is formed.

  In this case, the liquid running out when the contents in the measuring cup are poured out through the lip portion is improved, and it is possible to suppress the contents from reaching the mounting cylinder portion along the outer peripheral surface of the measuring cup. it can. Thereby, it is possible to prevent the contents from adhering to the mounting cylinder portion, and it is possible to more reliably prevent the measuring cap from being detached from the cap body when the measuring cap is mounted on the cap body.

  Further, according to the cap of the present invention, when the contents in the container main body are poured into the measuring cup at the lower end opening edge of the measuring cup through the dispensing cylinder, It is preferable that a locking portion capable of locking the outer peripheral surface is formed.

  In this case, when injecting the contents in the container body into the measuring cup through the pouring tube, the outer peripheral surface of the pouring tube is locked to the locking portion of the measuring cup, thereby pouring in a stable posture. It is possible to prevent the contents to be poured out from entering the mounting cylinder.

  According to the cap of the present invention, it is possible to prevent the contents from adhering to the outer peripheral surface of the cap body to which the mounting cylinder portion of the measuring cap is mounted, and the measuring cap is removed from the cap body by solidifying the contents. It is possible to prevent it from coming off.

It is a sectional side view which shows the structure of the cap by embodiment of this invention. It is a top view of the cap main body shown in FIG. In the cap shown in FIG. 1, it is a figure explaining the state which pours the contents into a measuring cup through a pouring cylinder. It is a sectional side view which shows the structure of the cap by other embodiment.

  Hereinafter, embodiments of a cap according to the present invention will be described with reference to the drawings.

  As shown in FIG. 1, the cap 1 of the present embodiment is attached to the mouth portion 21 of the container main body 2 in which the contents are accommodated, and the dispensing cylinder 31 from which the contents are poured out to the bottom wall portion 35. It has a bottomed cylindrical cap body 3 that is erected and a measuring cap 4 that is detachably attached to the cap body 3 and opens and closes the dispensing cylinder 31.

  In the present embodiment, the mouth portion 21, the cap body 3, and the measuring cap 4 of the container body 2 are disposed in a state where the respective central axes are located on the common axis. Hereinafter, the common shaft is referred to as a cap axis O, the direction along the cap axis O is defined as the vertical direction, the measuring cap 4 side is defined as the upper side along the cap axis O, and the container body 2 side is defined as the lower side. In the plan view, the direction orthogonal to the cap axis O is the radial direction, and the direction around the container axis O is the circumferential direction.

  A first male screw 22 is formed on the outer peripheral surface of the mouth portion 21 in the container body 2. In addition, on the outer peripheral surface of the mouth portion 21, a plurality of first rotation restricting portions 21 a that are spaced apart in the circumferential direction are formed below the first male screw 22.

The cap body 3 has an inner cylinder part (peripheral wall part) 32 and an outer cylinder part 33 that are arranged coaxially with the cap shaft O.
The inner cylinder part 32 is arranged on the upper side of the mouth part 21 and has an upper cylinder part 32A whose inner diameter is substantially equal to the inner diameter of the mouth part 21, and a radial direction of the mouth part 21 connected to the lower side of the upper cylinder part 32A. And a lower cylinder portion 32B formed so as to be reduced in diameter as it goes from the upper side to the lower side. Here, in the lower cylinder portion 32B, a first step portion 32b and a second step portion 32c are formed stepwise from the upper side. Further, the outer peripheral surface of the upper end portion of the lower cylinder portion 32 </ b> B is fitted to the inner peripheral surface of the mouth portion 21. A second male screw 34 is formed on the outer peripheral surface of the upper cylindrical portion 32A.

A bottom wall portion 35 that protrudes radially inward is formed at the lower end edge of the lower cylinder portion 32 </ b> B, and the dispensing cylinder 31 is formed on the bottom wall portion 35.
The dispensing cylinder 31 is disposed so that the center axis thereof substantially coincides with the cap axis O, and the inside thereof is a dispensing outlet 31A.

  As for the upper end part of the extraction pipe | tube 31, the side surface (henceforth a rear side surface) which faces one side among radial directions as it goes to the upper side from a lower side is the other side (henceforth a front side surface) opposite this one side. Inclined towards. Hereinafter, in the cap body 3, the outlet 31A side with respect to the cap axis O in the radial direction is the front side, and the opposite side is the rear side. In addition, a slit 31a (see FIG. 2) is formed on the rear side surface of the pouring tube 31 so as to penetrate the pouring port 31 in the radial direction over the entire length in the vertical direction.

  The bottom wall portion 35 is formed with a collection hole 35 a for collecting the contents that have entered the inner cylinder portion 32 through the dispensing cylinder 31 into the container body 2. As shown in FIG. 2, the recovery hole 35 a is connected to the lower end of the slit 31 a in the rear portion of the bottom wall portion 35 and opens in a substantially rectangular shape. And the bottom wall part 35 is gradually inclined toward the lower side as it goes from the front side to the rear side.

As shown in FIG. 1, the upper end of the dispensing cylinder 31 is located above the upper end of the upper cylinder portion 32A.
A first engagement portion 31 c extending along the cap axis O direction is formed on the front side surface facing the front side on the outer peripheral surface of the dispensing cylinder 31. The first engaging portion 31 c is formed in a rib shape that protrudes radially outward from the outer peripheral surface of the dispensing cylinder 31. The upper end of the first engagement portion 31 c is located below the upper end of the dispensing cylinder 31.
In the container main body 2 to which the cap main body 3 having the extraction cylinder 31 is attached, the contents are poured out from the spout 31A by being tilted so that the front side of the cap main body 3 faces downward.

  The outer cylinder portion 33 has a substantially cylindrical shape, and is spaced apart from the radially outer side of the lower cylinder portion 32 </ b> B of the inner cylinder portion 32, and the upper end portion of the outer cylinder portion 33 is the inner cylinder portion 32. It is connected to the lower end portion of the upper cylinder portion 32A. Specifically, a flange portion 32a projecting outward in the radial direction is formed at the lower end portion of the upper cylinder portion 32A, and the outer cylinder portion 33 is located below the outer peripheral edge of the flange portion 32a. It is extended toward.

  A plurality of plate-like second rotation restricting portions 33 a are arranged on the inner peripheral surface of the lower end of the outer cylinder portion 33 at intervals in the circumferential direction. The second rotation restricting portion 33a is engaged with the first rotation restricting portion 21a of the mouth portion 21, thereby restricting the cap body 3 from moving along the circumferential direction with respect to the container body 2.

The inner cylinder portion 32 is formed with a dyke projection 36 that protrudes inward in the radial direction and blocks the flow of contents from the inner side of the inner cylinder portion 32 along the inner peripheral surface thereof toward the upper end opening edge. The embankment protrusion 36 gradually extends downward as the distance from the inner peripheral surface of the inner cylindrical portion 32 in the radial direction extends along the circumferential direction, and extends from the inner peripheral surface of the inner cylindrical portion 32. It is formed so that it can be inverted up and down around the connecting portion. The embankment protrusion 36 is provided at a length of approximately a half circumference along the circumferential direction in the front portion facing the rear side of the inner circumferential surface of the upper cylinder portion 32A of the inner cylinder portion 32. Further, the bank protrusion 36 gradually inclines downward as it goes from the central portion in the circumferential direction to both sides, and the protruding length increases.
The dike protrusion 36 is formed by integral molding with the inner cylinder portion 32 in a state of gradually extending upward as it is radially separated from the inner peripheral surface of the inner cylinder portion 32 at the time of molding. It is pushed and reversed.

  The measuring cap 4 protrudes from the measuring cup 41 toward the outer side in the radial direction and covers the dispensing cylinder 31 and is detachable from the inner cylinder portion 32 of the cap body 3. And a mounting cylinder portion 42 to be externally provided. The measuring cup 41 is provided with a connecting flange 43 that protrudes radially outward from an intermediate portion in the cap axis O direction. The mounting cylinder portion 42 extends downward from the outer peripheral edge portion of the connecting flange 43. The measuring cup 41, the mounting cylinder portion 42, and the connecting flange 43 are all arranged coaxially with the cap shaft O.

  The lower portion of the measuring cup 41 is disposed on the inner side in the radial direction of the second step portion 32 c in the inner cylindrical portion 32 of the cap body 3. In addition, a dispensing cylinder 31 is disposed inside the measuring cup 41 in the radial direction and is covered with the measuring cup 41.

A lip portion 44 is formed at the lower end opening edge of the measuring cup 41. The lip portion 44 is formed in a sharp shape that gradually extends outward in the radial direction from the upper side toward the lower side and has a reduced radial thickness. ing.
Further, the lower end opening edge of the measuring cup 41 is poured at a position facing the lip portion 44 in the radial direction when the contents in the container main body 2 are poured into the measuring cup 41 through the dispensing cylinder 31. A locking portion 45 that can lock the outer peripheral surface of the outlet cylinder 31 is formed. The locking portion 45 is formed by cutting out the lower end opening edge of the measuring cup 41 into a concave shape.

  Further, the lower end opening edge of the measuring cup 41 is gradually inclined downward as it goes from the locking portion 45 to the lip portion 44 along the circumferential direction. The measuring cup 41 is attached to the cap body 3 with the locking portion 45 positioned on the front side and the lip portion 44 positioned on the rear side. Therefore, in the state where the contents are poured into the measuring cup 41 and the lower end opening edge is directed upward, the lip portion 44 serving as a portion to be poured out of the lower end opening edge is easily visible at the highest position. Can be given directionality.

  Further, a female screw 46 is formed on the inner peripheral surface of the mounting cylinder part 42, and this female screw 46 is screwed into the second male screw 34 of the upper cylinder part 32 </ b> A in the cap body 3. Further, a fitting cylinder portion 43A extends downward from the lower surface of the connecting flange 43, and the fitting cylinder portion 43A is fitted in the upper cylinder portion 32A.

Next, the dispensing of the contents of the container body 2 using the cap 1 configured as described above will be described.
In order to pour the contents, in FIG. 1, first, the measuring cap 4 is gripped, and the measuring cap 4 is rotated in the circumferential direction to be removed from the cap body 3, and the dispensing cylinder 31 is exposed.

Next, as shown in FIG. 3, the central axis of the measuring cup 41 and the cap axis O of the cap body 3 are arranged so as to intersect with each other, and the engaging portion 45 at the opening end of the measuring cup 41 is arranged on the dispensing cylinder 31. It is made to contact | abut to the 1st engaging part 31c in an outer peripheral surface.
In this state, the container body 2 is tilted, and the content is poured into the measuring cup 41 from the spout 31 </ b> A of the pouring cylinder 31, and then the entire measured content is poured out from the measuring cup 41. When the dispensing of the contents is completed, the measuring cup 41 is closed in the reverse procedure of the above-described operation.

As described above, according to the cap 1 of the present embodiment, when the contents in the container body 2 are poured into the measuring cup 41 through the dispensing cylinder 31, the container is passed through the collection hole 35a at the previous dispensing. The contents that are not collected in the main body 2 and remain on the bottom wall portion 35 of the cap main body 3 travel from the inner side of the inner cylindrical portion 32 to the upper end opening edge along the inner peripheral surface thereof. At this time, since the flow of the contents is blocked by the dyke projection 36 that protrudes inward in the radial direction of the inner cylindrical portion 32, the contents of the cap body 3 of the cap body 3 are straddled across the upper end opening edge of the inner cylindrical portion 32 in the radial direction. Reaching the two male screws 34 can be prevented. Therefore, it becomes possible to prevent the contents in the inner cylindrical portion 32 of the cap body 3 from adhering to the second male screw 34.
Therefore, the contents can be prevented from solidifying in the second male screw 34, and the measuring cap 4 can be prevented from being detached from the cap body 3.

  Further, in the present embodiment, since the dyke projection 36 gradually extends downward as it moves away from the inner peripheral surface of the inner cylinder portion 32, the contents attached to the dyke projection 36 are removed from the bottom wall. The container body 2 can be easily dropped toward the portion 35, and the contents of the inner cylinder portion 32 can be easily collected into the container body 2 from the collection hole 35a when the container body 2 is stored in the upright posture.

Moreover, in the cap 1 of this embodiment, since the bank dike | projection protrusion 36 is extended along the circumferential direction in the length which can be reversed up and down, it is radial from the inner peripheral surface of the inner cylinder part 32 at the time of shaping | molding. The dike projection 36 can be produced by integral molding with the inner cylinder portion 32 in a state of gradually extending upward as the distance increases. And the embankment protrusion 36 can form the embankment protrusion 36 which dams the flow of the content which goes along the inner peripheral surface of the inner cylinder part 32 and goes to an upper end opening edge by pushing and reversing downward after shaping | molding. it can.
In addition, since the dyke projection 36 is held in an inverted position, the dyke projection 36 is deformed by the flow of contents from the bottom wall portion 35 side toward the upper end opening edge, and the contents are deformed. Can be suppressed.

  Further, in the present embodiment, liquid drainage is improved when the contents in the measuring cup 41 are poured out through the sharp-shaped lip portion 44, and the contents travel along the outer peripheral surface of the measuring cup 41 and the mounting cylinder portion. 42 can be suppressed. As a result, it is possible to prevent the contents from adhering to the female screw 46 of the mounting cylinder portion 42, and it is possible to prevent the measuring cap 4 from being detached from the cap body 3 when the measuring cap 4 is attached to the cap body 3. It can be surely prevented.

In the present embodiment, when the contents in the container body 2 are poured into the measuring cup 41 through the pouring cylinder 31, the first engaging portion 31 c on the outer peripheral surface of the pouring cylinder 31 is engaged with the measuring cup 41. By being locked to the portion 45, it is possible to pour in a stable posture, and it is possible to prevent the content to be poured out into the mounting cylinder portion 42 from entering.
Moreover, as shown in FIG. 3, when the contents are poured out, the first engaging portion 31 c of the dispensing cylinder 31 can be brought into contact with the locking portion 45 of the measuring cup 41, so that the measuring cup 41 The position of the pouring cylinder 31 with respect to is fixed, and the container body 2 can be tilted with the abutting portion of the pouring cylinder 31 as a fulcrum to perform pouring in a stable posture.

  As described above, according to the cap 1 of the present embodiment, the second male screw 34 of the cap main body 3 to which the mounting cylindrical portion 42 of the measuring cap 4 is mounted is bottomed within the inner cylindrical portion 32 of the cap main body 3. The contents remaining on the wall 35 can be prevented from adhering, and the contents can be prevented from being detached from the cap body 3 by solidifying the contents.

The technical scope of the present invention is not limited to the above embodiment, and various modifications can be made without departing from the spirit of the present invention.
For example, in the above-described embodiment, as shown in FIG. 2, the embankment protrusion 36 is configured to extend along the circumferential direction on the front side with a length of approximately a half circumference, but with such a circumferential length. It is not limited to being. In short, it is only necessary that the dike projections extend along the circumferential direction with a length that can be inverted and deformed up and down. For example, the embankment protrusion 36 may extend over the entire circumference along the circumferential direction as in another embodiment shown in FIG. In this case, the bank protrusion 36 is divided into a plurality of (here, four divisions) protrusions 36A, 36A,... In the circumferential direction. Here, the ridge protrusion 36 shown in FIG. 4 has one end on the outer side in the radial direction connected to the upper end 32 d of the inner cylinder portion 32 of the cap body 3.
In addition, it is preferable that the position of the division | segmentation slit 36a which forms these protrusion parts 36A is a position which avoided the range of 30 degrees-45 degrees, for example in the front side used as the spout 31A side. Thereby, when the container body 2 is tilted and the content is poured into the measuring cup 41, the content that travels along the inner peripheral surface of the inner cylinder portion 32 toward the upper end opening edge passes through the dividing slit 36a and reaches the upper end opening edge. It is possible to prevent the flow of the contents, and the flow of the contents can also be stopped at the dike projection 36 divided in the circumferential direction.

 Moreover, in this embodiment, the embankment protrusion 36 is gradually extended downward as it leaves | separates from the internal peripheral surface of the inner cylinder part 32 to radial direction, However, It may be extended horizontally. Further, the shape of the bank protrusion 36 is not limited to the bank protrusion having a shape in which the protrusion length gradually increases and the protruding length increases gradually toward the both sides from the central portion in the circumferential direction as in the above embodiment. . That is, the embankment protrusion 36 may be horizontal without the inclination along the circumferential direction, and may have a shape in which the protruding length is constant in the circumferential direction.

  Furthermore, the shape of the measuring cup 41 is not limited to this embodiment, and the lip portion 44 and the locking portion 45 can be omitted.

  In addition, the constituent elements in the above-described embodiments can be appropriately replaced with known constituent elements without departing from the gist of the present invention.

DESCRIPTION OF SYMBOLS 1 Cap 2 Container main body 3 Cap main body 4 Measuring cap 31 Extraction cylinder 31c 1st engaging part 32 Inner cylinder part (circumferential wall part)
32A Upper cylinder part 32B Lower cylinder part 33 Outer cylinder part 34 2nd male screw 35 Bottom wall part 35a Recovery hole 36 Levee protrusion 41 Measuring cup 42 Mounting cylinder part 44 Lip part 45 Locking part O Cap shaft

Claims (5)

A bottomed cylindrical cap body that is attached to the mouth portion of the container main body in which the contents are accommodated, and a pouring cylinder in which the contents are poured out on the bottom wall portion,
A cap having a measuring cap that is detachably attached to the cap body and opens and closes the dispensing tube,
The measuring cap includes a cylindrical measuring cup with a top, and a mounting cylindrical portion that protrudes radially outward from the measuring cup and is detachably mounted on a peripheral wall portion of the cap body. And
The bottom wall is formed with a collection hole for collecting the contents that have entered the inside of the peripheral wall through the dispensing cylinder into the container body,
The peripheral wall portion is formed with a dike projection that protrudes radially inward and blocks the flow of contents from the inside of the peripheral wall portion toward the upper end opening edge along the inner peripheral surface thereof,
The embankment protrusion is provided with a length in the circumferential direction at the front portion of the inner peripheral surface so as to be substantially a half length along the circumferential direction, and gradually inclines downward toward the both sides from the central portion in the circumferential direction. Cap characterized by the fact that.   2. The cap according to claim 1, wherein the levee protrusion is gradually extended downward as it is radially separated from the inner peripheral surface of the peripheral wall portion.   3. The cap according to claim 2, wherein the embankment protrusion extends along a circumferential direction and is formed so as to be inverted and deformable up and down around a connection portion with the inner peripheral surface of the peripheral wall portion. .   The lower end opening edge of the measuring cup is formed with a lip portion formed in a sharp shape that gradually extends outward in the radial direction and decreases in thickness in the radial direction from the upper side to the lower side. The cap according to any one of claims 1 to 3, wherein the cap is provided.   The lower end opening edge of the measuring cup has a locking portion capable of locking the outer peripheral surface of the dispensing tube when the contents in the container body are injected into the measuring cup through the dispensing tube. The cap according to any one of claims 1 to 4, wherein the cap is formed.

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