JP2023006472A - Pouring-out cap - Google Patents

Abstract

To improve operability when opening.SOLUTION: A pouring-out cap comprises: a cap body 11 having a covering wall 21 in which a continuous hole 23 is formed; and a pouring-out member 12 which is so provided on the cap body or a mouth W1 as to be vertically movable in association with rotation around a cap axis O, and in which a plurality of pour-out holes 13 for a content are formed in such a manner that positions around the cap axis O and flow channel cross-section areas thereof are differed from each other. The cap body comprises: a communication cylinder 25 which extends upward from an opening peripheral edge part of the continuous hole in the covering wall; and a plug body 27 which is connected to the cap body via a breakable weakened part 26 and blocks the continuous hole. The pouring-out member comprises: a seal part 33 which is in separable contact with an inner peripheral surface of the communication cylinder; an outer seal cylinder 34 which is so externally fitted to the communication cylinder as to be vertically slidable; a first lock part 35 which engages with the plug body, and regulates relative rotation of the pouring-out member and the plug body around the cap axis O; and a second lock part 36 which engages with the plug body, and regulates a downward movement of the plug body with respect to the pouring-out member.SELECTED DRAWING: Figure 1

Description

The present invention relates to spout caps.

Conventionally, as shown in Patent Document 1 below, for example, a cap body having a covering wall that covers the upper end opening of the mouth of a container body, and a communication hole that communicates with the inside of the container body is formed in the covering wall; a plurality of pouring members detachably provided on the main body and formed with a plurality of pouring holes for contents having different positions around the cap axis and different flow channel cross-sectional areas, the plurality of pouring holes communicates with the inside of the container body through the communication hole, the cap body is connected to the cap body via a breakable weakened portion, and a pouring cap provided with a stopper that closes the communication hole is known. .
In this pouring cap, one pouring hole is selected from a plurality of pouring holes, and the container body is tilted so that the pouring hole faces downward, thereby selecting the flow rate of the contents to be poured out. be able to.

JP 2012-136267 A

However, when opening the conventional pouring cap, the pouring member is removed from the cap body to open the cover wall, and then the stopper having the ring is pulled up to break the weakened portion to open the communication hole. After that, it is necessary to attach the pouring member to the cap body again, and there is room for improvement in the operability at the time of opening.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a pouring cap capable of improving operability when unsealing.

A pouring cap according to an aspect of the present invention includes a cap body having a covering wall that covers an upper end opening of a mouth portion of a container body, and a communication hole that communicates with the inside of the container body is formed in the covering wall; The cap main body or the mouth portion is provided so as to be capable of moving up and down as it rotates about the cap axis, and a plurality of pouring holes for the contents are formed with different positions about the cap axis and different cross-sectional areas of the flow passages. and a pouring member, wherein the plurality of pouring holes communicate with the inside of the container body through the communication holes, and the cap body extends upward from the peripheral edge of the opening of the communication holes in the covering wall. An extending communicating tube and a stopper connected to the cap body via a breakable weakened portion and closing the communicating hole, wherein the pouring member is separated from the inner peripheral surface of the communicating tube. A seal portion that abuts against the communication hole and cuts off the communication between the communication hole and the pouring hole; an outer seal cylinder that is fitted on the communication cylinder so as to be vertically slidable; A first locking portion that restricts relative rotation of the pouring member and the plug about the cap axis, and a second locking portion that engages with the plug and restricts downward movement of the plug with respect to the pouring member. and a portion, wherein the seal portion is separated from the inner peripheral surface of the communication cylinder in a state where the outer seal cylinder is fitted on the communication cylinder, and the communication hole and the pouring hole are communicated with each other.

Since the pouring member has the first locking portion and the second locking portion that engage with the stopper, when the pouring member is raised while being rotated about the cap shaft with respect to the cap body, the pouring A rotating force around the cap axis and a lifting force are applied to the stopper from the ejecting member, breaking the weakened portion and opening the communication hole. At this time, the second engaging portion is engaged with the stopper, and the downward movement of the stopper with respect to the pouring member is restricted, so that the stopper can be prevented from falling due to the breakage of the weakened portion. .
As described above, the operability at the time of opening can be improved.
The pouring member is raised with respect to the cap body, and in a state in which the inside of the container body and the pouring holes are communicated with each other through the communication holes, one pouring hole is selected from the plurality of pouring holes, and the pouring hole is selected. By tilting the container body so that the outlet hole faces downward, the flow rate of the dispensed contents can be selected.
The pouring member includes a seal portion releasably contacting the inner peripheral surface of the communication tube, and an outer seal tube fitted on the communication tube, and the seal portion and the outer seal tube are attached to the same communication tube. Since they are in contact with each other, the contents of the container body can be reliably sealed during standby before the pouring member is lifted with respect to the cap body. During standby, the portion that communicates with the pouring hole and can be communicated with the outside through the pouring hole can be narrowed down.

The pouring member may be detachably provided on the cap main body or the mouth portion.

Since the pouring member is detachably attached to the cap body or mouth, when the pouring member is removed from the cap body or mouth and the container body is tilted with the communication hole open, a large amount of contents can be poured through the communication hole. You can pour things out.

A lip portion curved outward in a radial direction may be formed at the upper end portion of the communication tube.

Since the upper end portion of the communicating cylinder is formed with a lip curved outward in the radial direction, the container body can be tilted to easily pour out the contents through the communicating hole. After that, when the container body is returned to the upright posture, the contents can be prevented from dripping down along the outer peripheral surface of the communicating tube, and excellent liquid drainability can be provided.

The cap main body and the pouring member are formed with separate abutting portions that contact each other around the cap axis when the pouring member rises while rotating about the cap axis with respect to the cap body. may be

The cap main body and the pouring member are formed with separate abutting portions that contact each other around the cap axis when the pouring member rises while rotating about the cap axis with respect to the cap body. The user can be made aware of the state in which the pouring member rises with respect to the cap body and the inside of the container body and the pouring hole communicate with each other through the communicating hole.

A closing member that closes the plurality of pouring holes is provided, and the closing member has a closed position that closes the plurality of pouring holes and an open position that opens the plurality of pouring holes. , may be sheathed so as to be movable between.

Since there is provided a closing member that closes the plurality of pouring holes, it is possible to prevent the contents remaining in the pouring holes from dripping down during standby before the pouring member is lifted with respect to the cap body. can.

According to this invention, the operability at the time of unsealing can be improved.

1 is a vertical cross-sectional view of the pouring cap of the first embodiment; FIG. 2 is a longitudinal sectional view showing a state in which the pouring member is raised with respect to the cap body in the pouring cap of FIG. 1; FIG. FIG. 10 is a vertical cross-sectional view of the pouring cap of the second embodiment; Fig. 4 is a right side view of the spout cap of Fig. 3; Fig. 4 is a left side view of the spout cap of Fig. 3; FIG. 5 is a view showing the pouring cap of FIG. 4 with the closure member positioned at the open position;

A first embodiment of the spout cap will be described below with reference to the drawings.
The pouring cap 1 comprises a cap body 11 and a pouring member 12, as shown in FIGS. The cap main body 11 and the pouring member 12 are each formed in a capped tubular shape. The cap body 11 and the pouring member 12 are arranged coaxially with a common axis.
Hereinafter, this common axis will be referred to as the cap axis O, and the direction along the cap axis O will be referred to as the vertical direction. When viewed from above and below, the direction intersecting the cap axis O is called the radial direction, and the direction rotating around the cap axis O is called the circumferential direction.

The cap body 11 is formed in a capped tubular shape having a cover wall 21 and a body peripheral wall 22 . Note that the cap main body 11 may be formed in a bottomed tubular shape having the covering wall 21 on the bottom wall.

The covering wall 21 is arranged at the upper opening edge of the mouth portion W1 of the container body W and covers the upper opening of the mouth portion W1. A communication hole 23 communicating with the interior of the container body W is formed in the covering wall 21 . The cover wall 21 is formed with a seal cylinder 24 that protrudes downward and is fitted in the opening W1. The communication hole 23 and the seal cylinder 24 are arranged coaxially with the cap axis O. As shown in FIG.
The body peripheral wall 22 extends downward from the outer peripheral edge of the covering wall 21 . The main body peripheral wall 22 is attached to the mouth portion W1 in a state in which movement in the vertical direction and the circumferential direction is restricted. A breakable weakening line extending in the circumferential direction is formed in the lower portion of the main body peripheral wall 22 . A knob portion (not shown) protruding radially outward is formed in a portion of the main body peripheral wall 22 located below the weakened line.

The cap body 11 is connected to the cap body 11 via a communication tube 25 extending upward from the peripheral edge of the opening of the communication hole 23 in the cover wall 21 and a breakable weakened portion 26 to close the communication hole 23 . and a plug body 27 that

A lip portion 25a is formed at the upper end portion of the communication tube 25 so as to be sharp and curved toward the outside in the radial direction. The lip portion 25a extends continuously over the entire length in the circumferential direction.
The plug body 27 is formed in a multistage capped cylindrical shape. The upper end of the plug 27 is positioned above the upper end of the communication tube 25 . A lower end portion of the plug 27 is connected to a vertically intermediate portion of the inner peripheral surface of the communication tube 25 via a weakened portion 26 . The weakened portion 26 extends continuously over the entire length in the circumferential direction.
The cover wall 21 is formed with a male threaded tube 28 that protrudes upward and surrounds the communication tube 25 from the outside in the radial direction. The upper end of the male threaded tube 28 is positioned below the upper end of the communication tube 25 .
The male screw cylinder 28, the communication cylinder 25 and the plug body 27 are arranged coaxially with the cap axis O. As shown in FIG.

The pouring member 12 is formed in the shape of a capped cylinder having a top wall 31 and a female threaded cylinder 32 .
The female threaded tube 32 is screwed to the male threaded tube 28 of the cap body 11 . As a result, the pouring member 12 is provided on the cap body 11 so as to be vertically movable as it rotates about the cap axis O. As shown in FIG. In the illustrated example, the pouring member 12 is detachably attached to the cap body 11 . The pouring member 12 is attached to the cap body 11 by, for example, plugging.
In addition, the female threaded cylinder 32 may be screwed to the mouth portion W1 of the container body W.

The pouring member 12 includes a seal portion 33 , an outer seal tube 34 , a first locking portion 35 and a second locking portion 36 .

The seal portion 33 releasably abuts against the inner peripheral surface of the communication tube 25 to block the communication between the communication hole 23 and the later-described pouring hole 13 . In the illustrated example, the seal portion 33 is formed in a tubular shape extending downward from the top wall 31 and is detachably fitted in the communication tube 25 . The seal portion 33 is inserted between the inner peripheral surface of the communication tube 25 and the outer peripheral surface of the plug 27 .
The outer seal tube 34 is fitted on the communicating tube 25 so as to be vertically slidable. The outer seal cylinder 34 is in liquid-tight contact with the outer peripheral surface of the communication cylinder 25 . The outer seal cylinder 34 extends downward from the top wall 31 . The lower end of the outer seal cylinder 34 is positioned below the lower end of the seal portion 33 . The outer seal tube 34 is inserted between the outer peripheral surface of the communicating tube 25 and the inner peripheral surface of the male threaded tube 28 .

When the dispensing member 12 rises while rotating about the cap axis O with respect to the cap main body 11, the outer seal cylinder 34 is fitted to the communication cylinder 25 as shown in FIG. 33 is separated from the inner peripheral surface of the communicating tube 25, and the communicating hole 23 and the pouring hole 13 communicate with each other. The seal portion 33 and the outer seal cylinder 34 are arranged coaxially with the cap axis O. As shown in FIG.

The first locking portion 35 engages with the plug 27 to restrict relative rotation of the pouring member 12 and the plug 27 around the cap axis O. As shown in FIG. The first locking portion 35 protrudes radially inward from the seal portion 33 . The first engaging portion 35 is inserted between a plurality of first projections 27a formed on the outer peripheral surface of the plug 27 at intervals in the circumferential direction, and abuts against the first projections 27a in the circumferential direction. , or in close proximity.

The second locking portion 36 engages with the plug 27 and restricts the downward movement of the plug 27 with respect to the pouring member 12 . The second locking portion 36 protrudes radially inward from a portion of the seal portion 33 located below the first locking portion 35 . The second locking portion 36 is formed in the shape of a ridge extending in the circumferential direction. The second locking portion 36 is undercut-fitted to a second protrusion 27b formed on the outer peripheral surface of the plug 27 and extending in the circumferential direction.

The pouring member 12 is formed with a plurality of pouring holes 13 for the content, the positions around the cap axis O and the cross-sectional areas of the passages being different from each other. The plurality of pouring holes 13 communicate with the inside of the container body W through the communication holes 23 .

In the illustrated example, one pouring hole 13 is provided on both sides of the cap shaft O in the radial direction. The plurality of pour holes 13 are open radially outward. Three or more pouring holes 13 may be provided, and may be opened upward, for example. The pouring member 12 includes a pouring tube 38 projecting radially outward from the female threaded tube 32 and having the pouring hole 13 inside. The extraction tube 38 communicates with the inside of the outer seal tube 34 .

The cap main body 11 and the pouring member 12 have a first abutting portion that comes into contact with each other around the cap axis O when the pouring member 12 rises while rotating about the cap axis O with respect to the cap main body 11. 41 and a second contact portion 42 are formed separately.
The first contact portion 41 protrudes upward from the upper end opening edge of the male threaded cylinder 28 and is formed in a plate shape with front and back surfaces facing the circumferential direction. The second contact portion 42 protrudes radially inward from the inner peripheral surface of the female threaded cylinder 32 and is formed in a plate shape with front and back surfaces facing the circumferential direction. The upper end portion of the second contact portion 42 is connected to the lower end portion of the extraction tube 38 .

In the illustrated example, the first contact portion 41 and the second contact portion 42 are formed to be elastically deformable, and can pass over each other in the circumferential direction. The first contact portion 41 and the second contact portion 42 are formed so that when they cross over each other in the circumferential direction, they are repelled and produce a sound audible to the user. As a result, the pouring member 12 rises with respect to the cap main body 11, and the user can surely recognize that the inside of the container body W and the pouring hole 13 are in communication with each other through the communicating hole 23. FIG.

When the first contact portion 41 and the second contact portion 42 are in contact with each other around the cap axis O, the weakened portion 26 is broken as shown in FIG. The sealing portion 33 is separated from the inner peripheral surface of the communicating cylinder 25 while keeping liquid-tight contact with the outer peripheral surface of the container 25 , and the inside of the container body W and the pouring hole 13 communicate with each other through the communicating hole 23 . In the illustrated example, at this time, the outer seal tube 34 is inserted between the outer peripheral surface of the communication tube 25 and the inner peripheral surface of the male threaded tube 28 .

Next, the action of the spout cap 1 will be described.

When the pouring member 12 is raised while being rotated around the cap axis O with respect to the cap main body 11, the pouring member 12 is engaged with the plug body 27 by the first locking portion 35 and the second locking portion 36. , the pouring member 12 applies a rotating force about the cap axis O and a lifting force to the plug 27, breaking the weakened portion 26 and opening the communication hole 23. As shown in FIG. At this time, the second locking portion 36 is engaged with the second protrusion 27b of the plug 27, and the downward movement of the plug 27 with respect to the pouring member 12 is restricted. 27 can be prevented from falling.

Then, as described above, in a state in which the first contact portion 41 and the second contact portion 42 are in contact with each other around the cap axis O, the outer seal cylinder 34 is connected to the communication cylinder as shown in FIG. The seal portion 33 is separated from the inner peripheral surface of the communicating tube 25 while maintaining liquid-tight contact with the outer peripheral surface of the tube 25 , and the inside of the container body W and the pouring hole 13 communicate with each other through the communicating hole 23 .
After that, one pouring hole 13 is selected from the plurality of pouring holes 13, and the container body W is tilted so that the pouring hole 13 faces downward, thereby selecting the flow rate of the contents to be poured. be able to.

As described above, according to the pouring cap 1 according to the present embodiment, the pouring member 12 has the first locking portion 35 and the second locking portion 36 that engage with the stopper 27. Operability at the time of opening can be improved.

The pouring member 12 includes a seal portion 33 releasably in contact with the inner peripheral surface of the communication tube 25, and an outer seal tube 34 fitted onto the communication tube 25. The seal portion 33 and the outer seal tube 34 are are in contact with the same communicating tube 25, the contents of the container body W can be reliably sealed during standby before the pouring member 12 is lifted with respect to the cap body 11, and the communicating hole Of the flow path from 23 to the pouring hole 13, the part that communicates with the pouring hole 13 and communicates with the outside through the pouring hole 13 can be kept narrow during the standby time.

Since the pouring member 12 is detachably attached to the cap body 11 or the mouth portion W1, the pouring member 12 is removed from the cap body 11 or the mouth portion W1, and the container body W is tilted with the communication hole 23 open. , a large amount of contents can be poured out through the communication hole 23 .

Since the upper end portion of the communicating tube 25 is formed with a lip portion 25a curved outward in the radial direction, the container body W can be tilted and the contents can be easily poured out through the communicating hole 23. After the pouring, when the container main body W is returned to the upright position, the contents can be prevented from dripping down along the outer peripheral surface of the communication tube 25, and excellent liquid drainability can be provided. can be done.

A first abutting portion 41 is formed on the cap main body 11 and the pouring member 12 and contacts the cap body 11 and the pouring member 12 about the cap axis O when the pouring member 12 rises while rotating about the cap axis O with respect to the cap body 11 . and the second abutting portion 42 are separately formed, the pouring member 12 rises with respect to the cap main body 11, and the inside of the container body W and the pouring hole 13 communicate with each other through the communication hole 23. , can be recognized by the user.

Next, a pouring cap 2 according to a second embodiment will be described with reference to FIGS. 3 to 6. FIG.
In the second embodiment, the same reference numerals are given to the same components as those in the first embodiment, the description thereof is omitted, and only the different points are described.

In this embodiment, a closing member 43 that closes the plurality of pouring holes 13 is provided. The closing member 43 is mounted on the pouring member 12 so as to be movable between a closed position that closes the plurality of pouring holes 13 and an open position that opens the plurality of pouring holes 13 . The closing member 43 is formed in a capped tubular shape having a cover top wall 44 and a cover peripheral wall 45, and is mounted on the pouring member 12 so as to be rotatable around the cap axis O. As shown in FIG. The cover peripheral wall 45 is fitted onto the female threaded cylinder 32 of the pouring member 12 so as to be rotatable around the cap axis O while being prevented from moving upward.

An eaves wall 44 a is formed on the cover top wall 44 so as to protrude radially outward and cover the pouring tube 38 from above. A plurality of eaves walls 44a are provided corresponding to the number of pouring tubes 38, and cover the plurality of pouring tubes 38 individually. A lid wall 46 is formed at the radially outer end of the eaves wall 44 a so as to protrude downward and abut or be close to the tip opening edge of the pouring tube 38 . The cover wall 46 is formed with a bulging portion 46 a that protrudes radially inward and is detachably fitted into the tip opening of the pouring tube 38 , that is, the pouring hole 13 . The closing position of the closing member 43 with respect to the pouring member 12 is determined by fitting the bulging portion 46 a into the pouring hole 13 .

As shown in FIGS. 4 and 5, in the cover peripheral wall 45, a notch 45a is formed in a predetermined region extending from a portion radially opposed to the lid wall 46 and a portion away from this portion to one side in the circumferential direction. It is Two cutouts 45a are provided on the cover peripheral wall 45 at intervals in the circumferential direction. The two cutouts 45a face each other in the radial direction over the entire length in the circumferential direction. The notch 45a extends leftward from the lid wall 46 when the lid wall 46 is viewed from the front. The pouring tube 38 protrudes radially outward from the cover peripheral wall 45 through the notch 45a.

A stopper projection 32a that protrudes radially outward is formed in the upper end portion of the female threaded cylinder 32 of the pouring member 12 at a portion positioned inside the notch portion 45a. The stopper protrusion 32a is adjacent to the upper end portion of the pouring tube 38 from one side of the pouring tube 38 in the circumferential direction. The stopper protrusion 32 a is covered with the lid wall 46 in a state where the closing member 43 is positioned at the closed position with respect to the pouring member 12 .

As shown in FIG. 6, the closing member 43 is rotated to the other side in the circumferential direction with respect to the pouring member 12, and the end portion of the inner surface of the notch portion 45a on the one side in the circumferential direction is aligned with the stopper projection 32a. The open position of the closing member 43 with respect to the pouring member 12 is determined by abutting. At this time, the lid wall 46 is separated from the pouring cylinder 38 to the other side in the circumferential direction, and the pouring hole 13 is opened.

As described above, according to the pouring cap 2 according to this embodiment, since the closing member 43 that closes the plurality of pouring holes 13 is provided, before the pouring member 12 is lifted with respect to the cap main body 11, It is possible to prevent the contents remaining in the pouring hole 13 from dripping down during standby.

The technical scope of the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the present invention.

The first contact portion 41 and the second contact portion 42 may be formed to have such rigidity that they cannot pass over each other in the circumferential direction.
In this case, in the process of rotating the pouring member 12 about the cap axis O with respect to the cap main body 11 or the mouth portion W1 and raising it, the weakened portion 26 is broken, and the inside of the container main body W is poured out through the communication hole 23. The first contact portion 41 and the second contact portion 42 contact each other around the cap axis O in a state in which the holes 13 communicate with each other, thereby restricting the pouring member 12 from moving any further. . As a result, when pouring out the contents, the contents can be poured exclusively from the pouring hole 13 without removing the pouring member 12 from the cap main body 11 or the mouth portion W1.

The pouring member 12 may be irremovably provided on the cap main body 11 or the mouth portion W1.
The first contact portion 41 and the second contact portion 42 may not be provided.
It is not necessary to form the lip portion 25a at the upper end portion of the communicating tube 25.

In the second embodiment, the closing member 43 is provided in the pouring member 12 so as to be rotatable about the cap axis O between the closed position and the open position. The member 12 may be vertically movable between the closed position and the open position.

In addition, it is possible to appropriately replace the components in the above embodiments with known components without departing from the scope of the present invention, and the above embodiments and modifications may be combined as appropriate.

Reference Signs List 1, 2 pouring cap 11 cap main body 12 pouring member 13 pouring hole 21 covering wall 23 communicating hole 25 communicating tube 25a lip portion 26 weakened portion 27 stopper 33 sealing portion 34 outer sealing tube 35 first locking portion 36 second 2 locking portion 41 first contact portion (contact portion)
42 second contact portion (contact portion)
43 closing member O cap shaft W container body W1 mouth

Claims (5)

a cap body having a covering wall covering an upper end opening of a mouth portion of a container body, wherein a communication hole communicating with the inside of the container body is formed in the covering wall;
The cap main body or the mouth portion is provided so as to be movable up and down as it rotates about the cap axis, and a plurality of pouring holes for the contents are formed with different positions about the cap axis and different cross-sectional areas of the flow passages. and a pouring member;
the plurality of pouring holes communicate with the inside of the container body through the communicating holes,
The cap body is
a communicating cylinder extending upward from the peripheral edge of the opening of the communicating hole in the covering wall;
a plug that is connected to the cap body via a breakable weakened portion and closes the communication hole;
The pouring member is
a sealing portion that abuts on the inner peripheral surface of the communicating cylinder in a separable manner to block the communication between the communicating hole and the pouring hole;
an outer seal cylinder fitted on the communicating cylinder so as to be vertically slidable;
a first locking portion that engages with the stopper and restricts relative rotation of the pouring member and the stopper about a cap axis;
a second locking portion that engages with the plug and restricts downward movement of the plug with respect to the pouring member;
with
A pouring cap, wherein the sealing portion is separated from the inner peripheral surface of the communicating tube in a state where the outer sealing tube is fitted onto the communicating tube, and the communicating hole and the pouring hole communicate with each other. 2. The pouring cap according to claim 1, wherein said pouring member is detachably provided on said cap main body or said mouth. 3. The pouring cap according to claim 1, wherein a lip curved outward in the radial direction is formed on the upper end of said communicating tube. The cap main body and the pouring member are formed with separate abutting portions that contact each other around the cap axis when the pouring member rises while rotating about the cap axis with respect to the cap body. 4. A spout cap according to any one of claims 1 to 3, wherein the spout cap is A closing member that closes the plurality of pour holes,
The closing member is mounted on the pouring member so as to be movable between a closed position that closes the plurality of pouring holes and an open position that opens the plurality of pouring holes. A spout cap according to any one of claims 1-4.

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