JP4794818B2 - Liquid pouring stopper for containers - Google Patents

Description

  The present invention relates to a liquid discharge stopper for a liquid container, and more particularly to a locking mechanism for a lid that opens and closes a spout.

In a liquid sealed container composed of a synthetic resin container (1) and a cardboard box (11), the container is provided with an inlet (3) and an outlet (5) that can be freely opened and closed, and a lid is provided at the outlet (5). (12) A support pipe (14), a pipe plug (16), a handle (25), and a container with a liquid spout plug provided with a pipe plug cover (22) for closing the spout (15) Is conventionally known (see Patent Document 1).
Japanese Utility Model Publication No. 45-33097

  However, in the conventional example described in Patent Document 1, since the lid (22) is attached to the support cylinder (14) via the string (23), the lid (22) is removed and opened. When the content liquid flows out from the spout, the lid (22) touches the content liquid that flows out, or when the spilled liquid is poured from a spout into a container such as a cup, a lid is placed on the edge of the container. There was also a problem that the body (22) hits the lid body (22) in the content liquid stored in the container, which is not preferable for hygiene.

  An object of the present invention is to solve the above-described problems, and when a liquid pouring stopper is opened and the content liquid is poured from the pouring outlet, a lid that seals the pouring outlet is attached to the liquid pouring stopper. An object of the present invention is to provide a liquid discharge stopper for a container which is locked to a locking portion provided on the support cylinder side so as not to hinder the content liquid discharge.

The present invention for solving the above problems, as a liquid Note decene device, is attached to the liquid outflow pipe provided at the lower end of the container, a mounting cylinder which is attached to said liquid outlet tube, the mounting tube A liquid spout stopper having a flow pipe extending and connected to the support pipe, and a support pipe fitted and inserted into the flow pipe so as to communicate with the flow pipe , the pour pipe extending in the vertical direction A flexible lid support plate with a lid that seals the spout at the lower end of the dispensing cylinder is connected to the support cylinder , and a hook-shaped protrusion is formed on the upper side of the support cylinder side of the lid support plate. A locking part comprising a locking ring and a locking ring that forms an annular arcuate portion hooked on the locking piece is provided on the top wall of the lid body, and the lid support plate is bent downward when the lid is closed. fitted over the spout, during pouring cap removal with liquid, the retaining ring of the lid by bending the cover support plate upward, provided on the support tube of the lid supporting plate engaging The hooked adopt a configuration wherein the locking.

As another embodiment of the liquid pouring stopper, it is attached to a liquid outflow tube provided at the lower end of the container, and an attachment tube attached to the liquid outflow tube, and a flow extending from the attachment tube and connected to the support tube A liquid spout stopper comprising a tube and a support tube that is inserted into the flow tube so as to be able to communicate with the flow tube. The liquid discharge stopper extends in the vertical direction, and is poured into the support tube at the tip. A flexible lid support plate provided with a lid that seals the spout at the lower end of the outlet cylinder is continuously provided, and a locking hole provided on the support cylinder side of the lid support plate and an upper portion of the top wall of the lid A locking portion is formed which includes a locking piece that forms a hook-shaped projection that hooks into the standing locking hole, and when closing, the lid support plate is bent downward and the lid is fitted to the spout and opened. The lid support plate is bent upward and the locking piece of the lid is hooked and locked in the locking hole provided on the support cylinder side of the lid support plate when the liquid is poured out. To adopt a configuration in which the.

  A locking portion is provided on the support cylinder side and the lid of the flexible lid support plate attached to the support cylinder of the liquid pouring stopper, and the lid is supported by the support cylinder when the content liquid is dispensed. Therefore, when the content liquid is poured out, the lid does not touch the liquid or touch a container such as a cup.

  Next, an embodiment of the liquid pouring stopper of the present invention will be described with reference to the drawings.

In FIGS. 1 and 2, A is a container, B is an outer box, and C is a liquid pouring stopper attached to the container.
The container A is formed of a thin synthetic resin having flexibility, and a liquid outflow cylinder 2 for injecting and outflowing the content liquid is disposed on the body wall 1, and the outer peripheral surface of the liquid outflow cylinder 2 Are screwed, and a cap (not shown) is fitted after the liquid is filled.

  The outer box B is made of corrugated cardboard or synthetic resin, and an opening 4 is formed at a position corresponding to the liquid outflow tube 2 of the container A through a sewing machine fold or a cutting line.

The liquid pouring stopper C includes a mounting cylinder 5, a flow pipe 6, and a support cylinder 8 into which the pouring pipe 7 is inserted.
The mounting cylinder 5 includes a top wall 9 and a side peripheral wall 10. An opening 11 is provided at the center of the top wall 9 and communicates with the flow pipe 6.
A screw 12 that is screwed into the screw 3 of the liquid outflow cylinder 2 is screwed on the inner periphery of the side peripheral wall 10, and the mounting cylinder 5 is fastened to the liquid outflow cylinder 2 via the packing P. ing.

  The flow pipe 6 is a cylinder that connects the mounting cylinder 5 and the support cylinder 8, and connects the opening 11 of the top wall 9 of the mounting cylinder 5 and the opening 14 of the peripheral wall 13 on the side of the support cylinder 8, so It is connected so as to circulate between the cylinders 8.

A flexible lid support plate 15 is connected to the lower end portion of the side peripheral wall 13 of the support cylinder 8, and a lid body 16 is attached to the tip of the lid support plate 15.
A locking piece 17 is provided on the support cylinder 8 side of the lid support plate 15.

A pouring cylinder 7 is inserted into the support cylinder 8 from the upper end. The pouring cylinder 7 has a knob 18 at the upper end and a spout 19 at the lower end.
An opening 21 is formed in the wall surface 20 of the dispensing cylinder 7 so as to overlap the opening 14 of the support cylinder 8 when the knob 18 is rotated to be opened.

The lid body 16 includes a top wall 22 and a side peripheral wall 23, and a knob portion having a locking ring 24 that is locked to the locking piece 17 of the lid support plate 15 is continuously provided on the top wall 22. .
At the time of closing, the lid support plate 15 is curved and the lid body 16 is fitted into the spout 19 of the pour cylinder 7.

Next, usage modes and operational effects of the container and the liquid pouring stopper will be described.
After the container A is filled with a liquid, a cap is fitted on the liquid outflow cylinder 2 and stored in the outer box B during transportation.
At the time of use, the opening 4 of the outer box B is cut open, the cap fitted to the exposed liquid outflow tube 2 is removed, and the mounting tube 5 of the liquid pouring stopper C is fitted instead.
As shown in FIG. 1, when the liquid outflow cylinder 2 of the container A is positioned at the lower end of the outer box B, the liquid can be poured out from the liquid pouring stopper C.

At the time of opening, the lid body 16 is removed from the spout 19 and the lid support plate 15 is bent as shown in FIG. 3, and the locking ring 24 is hooked on the locking piece 17 and locked.
When the knob 18 of the dispensing cylinder 7 is rotated to a position where the opening 21 overlaps the opening 14 of the support cylinder 8, the content liquid in the container A is poured out from the spout 19 through the opening 21.
By rotating the knob 18 and adjusting the amount of the overlapping surface of the opening 21 and the opening 14, the flow rate of the content liquid can be adjusted.

At the time of closing, if the knob 18 is rotated to eliminate the overlapping surface of the opening 21 and the opening 14, the content liquid is blocked by the opening 14 and is not poured out.
Next, the locking ring 24 of the lid body 16 is removed from the locking piece 17, and the lid body 16 is fitted into the spout 19.

  When the stopper is frequently opened and closed, the lid 16 is removed from the spout 19 and hooked on the locking piece 17, so that the liquid spout stopper C can be used easily.

  Next, a description will be given of a second embodiment of the liquid pouring stopper provided with a locking hole in the lid support plate connecting the support cylinder and the lid, and a locking piece on the top wall of the lid.

As shown in FIGS. 4 and 5, Aa is a container, Ba is an outer box, and Ca is a liquid pouring stopper attached to the container.
The liquid pouring stopper Ca includes an attachment tube 5a, a flow tube 6a, and a support tube 8a into which the pouring tube 7a is inserted.

Since the mounting cylinder 5a, the flow pipe 6a, and the dispensing cylinder 7a are the same as those in the first embodiment, description thereof is omitted.
A pouring cylinder 7a is fitted into the support cylinder 8a from the upper end, and is attached to be freely rotatable.
A flexible lid support plate 15a having a thin portion 25 provided in the middle is connected to the lower end of the side peripheral wall 13a of the support cylinder 8a, and a lid 16a is attached to the tip.
A locking hole 26 is drilled on the support cylinder 8a side of the lid support plate 15a.

  The lid body 16a includes a top wall 22a and a side peripheral wall 23a. A locking piece 27 that locks in the locking hole 26 of the lid support plate 15a projects from the top surface of the top wall 22a. Is provided with a knob.

  When opening the lid, as shown in FIG. 6, the lid support plate 15a is bent through the thin portion 25 provided in the middle, and the locking piece 27 of the lid body 16a is moved to the support cylinder 8a side of the lid support plate 15a. Since it is made to latch in the latching hole 26, the same effect as the said 1st Example can be obtained in the inflow / outflow of a content liquid.

In the first embodiment, the locking piece 17 is provided on the support cylinder 8 side of the lid locking plate 15, and the locking ring 24 provided on the top wall 22 of the lid body 16 is used as the locking piece 17 of the lid support plate 15. Although the locking is performed, the locking piece 17 may protrude from the support cylinder 8 and the lid 16 may be locked.
In the second embodiment, the locking hole 26 is provided in the lid support plate 15a, and the locking piece 27 provided in the top wall 22a of the lid body 16a is locked. A locking ring as shown in the example may be provided continuously to engage the locking piece 27 of the lid 16a.

  The liquid pouring stopper may have a mechanism for locking the lid, and the form and configuration of the liquid pouring stopper and the locking portion of the lid are not limited to the embodiments.

In each of the above embodiments, the container is molded with a flexible synthetic resin and stored in the outer box.However, the container is molded with a hard synthetic resin, and an injection hole and a pouring hole are provided separately. The liquid pouring stopper of the present invention may be attached to the outlet hole, and the container is not limited to a thin container having flexibility.
If the container is not thin, an outer box is not necessary.

  In each of the above embodiments, the screw 3 is screwed on the outer periphery of the liquid outflow tube 2 of the container A, and the screw 12 is screwed on the side peripheral wall 10 of the mounting tube 5 of the liquid outflow plug C. The fitting protrusion is provided at the outer peripheral end of the liquid dispensing cylinder 2 and the engagement is engaged with the fitting protrusion of the liquid outflow cylinder 2 at the inner peripheral end of the mounting cylinder 5. A protrusion may be provided, and a sealing ring fitted to the inner periphery of the liquid outflow tube 2 may be provided on the top wall so that the liquid pouring stopper C is fitted into the liquid outflow tube 2 of the container A.

Since the lid is connected to the liquid pouring stopper with a flexible thin-walled lid support plate, the lid can be easily opened and closed, and the lid and the lid support plate are poured out of the liquid. Since the locking part is arranged on the stopper side, and the lid is locked to the locking part when the lid is opened, the lid touches the liquid when the content liquid flows out, a cup, etc. It is hygienic because it never enters the container.
Therefore, it can be widely used in the field of foodstuffs such as drinking water.
Moreover, as a liquid pouring stopper, it can be used not only for flexible thin-walled containers but also for rigid containers, large containers, and the like.

It is a sectional elevation view at the time of lid closing of the 1st example of a liquid pouring stopper. (A) at the time of opening of a liquid pouring stopper is a sectional elevation, and (b) is a perspective view. It is explanatory drawing at the time of latching of the cover body of a liquid pouring stopper, (a) is a sectional elevation view, (b) is a perspective view. It is a section elevation figure at the time of lid closing of the 2nd example of a liquid pouring stopper. (A) at the time of opening of a liquid pouring stopper is a sectional elevation, and (b) is a perspective view. It is explanatory drawing at the time of latching of the cover body of a liquid pouring stopper, (a) is a sectional elevation view, (b) is a perspective view.

Explanation of symbols

A container B outer box C, Ca liquid pouring stopper 1 trunk wall 2 liquid outflow tube 3 screw 4 opening 5, 5a mounting tube 6, 6a flow tube 7, 7a pouring tube 8, 8a support tube 9 top wall 10 side Peripheral wall 11, 14 Open 12 Screw 13, 13a Side peripheral wall 15, 15a Lid support plate 16, 16a Lid 17, 27 Locking piece 18 Knob 19 Outlet 20 Wall surface
21 Opening hole 22, 22a Top wall 23, 23a Side peripheral wall 24 Locking ring 25 Thin part 26 Locking hole

Claims (2)

It is attached to the liquid outflow pipe provided at the lower end of the container, a mounting cylinder which is attached to said liquid outlet tube, and flow tube to be connected to the support tube extending from the mounting tube, flow tube and communicating the pouring cylinder A liquid pouring stopper comprising a support tube fitted in a possible manner,
The pouring cylinder extends in the vertical direction, and a flexible lid support plate provided with a lid for sealing the pouring outlet at the lower end of the pouring cylinder at the tip is connected to the support cylinder,
A locking portion is formed on the upper portion of the cover support plate on the support cylinder side , which includes a locking piece that forms a hook-shaped protrusion and a locking ring that forms an annular arc portion that hooks on the locking piece on the top wall of the lid. ,
When closing the lid, the lid support plate is bent downward and the lid is fitted to the spout,
When the liquid dispensing of unplugging, the retaining ring of the lid by bending the cover support plate upwards, characterized in that the locking hook on the locking piece provided on the support cylinder of the lid support plate Liquid pouring stopper for containers. A mounting tube attached to the liquid outflow tube provided at the lower end of the container and attached to the liquid outflow tube, a flow tube extending from the mounting tube and connected to the support tube, and an extraction tube communicating with the flow tube A liquid pouring stopper comprising a support tube fitted in a possible manner,
The pouring cylinder extends in the vertical direction, and a flexible lid support plate provided with a lid for sealing the pouring outlet at the lower end of the pouring cylinder at the tip is connected to the support cylinder,
A locking portion is provided that includes a locking hole provided on the support cylinder side of the lid support plate, and a locking piece that forms a hook-like protrusion that hooks on the locking hole standing on the top of the top wall of the lid,
When closing the lid, the lid support plate is bent downward and the lid is fitted to the spout,
When discharging the opened liquid, the lid support plate is bent upward, and the locking piece of the lid is hooked and locked in the locking hole provided on the support cylinder side of the lid support plate. Liquid pouring stopper for containers .

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