JP2005335773A - Discharge container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a discharge container which facilitates the adjustment of discharge and is so superior in operability as to enable the application of a small amount of a content liquid in a narrow area. <P>SOLUTION: The discharge container comprises a container body, a nozzle member which is attached to the mouth of the container body and is composed of a mounting cap and a discharge nozzle formed consecutively on the mounting cap, and an elastic inner cylinder which is fitted into the container mouth. The discharge nozzle includes a pair of press pieces which press the inner cylinder, openings through which the press pieces are guided, and a tapered conical nozzle cylinder having a discharge opening. The upper part of the inner cylinder is supported by the nozzle cylinder and pressed by the press pieces. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a discharge container, particularly a container that discharges a small amount of a small amount of liquid.

  A container in which a certain amount of content liquid is discharged little by little has been known (see Patent Documents 1 and 2).

  In the liquid discharge container described in Patent Document 1, a discharge head including a discharge nozzle and an operation unit is erected on a cap. Then, the thin portion is deformed, and the content liquid is discharged according to the deformation amount.

Further, the liquid discharge container described in Patent Document 2 is provided with a pressure regulating member in a nozzle cap provided with a press cylinder having a discharge nozzle, and dispenses a fixed amount of liquid by keeping the pressing amount constant. I am doing so.
JP 2001-122357 A JP 2002-12251 A

  However, in the liquid discharge container described in Patent Document 1, the operation portion including the push button and the thin portion is provided on a part of the circumference, and the fulcrum of the push button is located at the upper end of the operation portion. Since it is provided, there is a problem that the shape of the operation unit becomes complicated and the cost is increased.

  Since the liquid discharge container described in Patent Document 2 is provided with a pressure regulating member in the nozzle cap, the structure of the container is complicated and assembly is not easy.

  An object of the present invention is to provide a discharge container with excellent operability, which makes it possible to easily adjust the discharge amount and to apply a small amount of content liquid to a narrow range in consideration of the above circumstances. And

  In order to solve the above problems, the present invention provides a container, a nozzle member that is attached to a container mouth, and includes a mounting cap and a discharge nozzle that is connected to the mounting cap, and a container mouth. A discharge container having an elastic middle cylinder, the discharge nozzle having a pair of pressing pieces for pressing the middle cylinder, an opening through which the pressing piece is guided, and a discharge port It has a tapered conical nozzle cylinder provided, and the middle cylinder employs a configuration characterized in that the upper part is supported by the nozzle cylinder and is pressed by a pressing piece.

A pair of pressing pieces are attached to the nozzle cylinder of the nozzle member, the discharge container can be grasped with the palm of the hand, and the thumb and forefinger or middle finger can be used for pressing operation. Therefore, it is possible to easily discharge in a narrow range.
Since the middle cylinder and the nozzle member are separated, the resin of the middle cylinder can be selected according to the desired discharge amount.
In addition, since the inner peripheral surface of the pressing piece and the outer peripheral surface of the middle cylindrical portion that is in contact with the inner peripheral surface have substantially the same shape, when a fixed amount of liquid is dispensed, stable discharge from the beginning to the end It can be performed.

Next, the discharge container of this invention is demonstrated with reference to drawings.
In FIG. 1, A is a container, B is a nozzle member attached to the container opening, C is an intermediate cylinder, and D is an overcap.

  The container A includes a mouth portion 1, a body portion 2, and a bottom portion 3, and a fitting protrusion 4 is provided on the outer periphery of the mouth portion 1.

As shown in FIG. 2, the nozzle member B includes an attachment cap 5 and a discharge nozzle 6 erected on the attachment cap 5.
The mounting cap 5 includes a side peripheral wall 7 and an annular upper wall 8, and a fitting recess 9 that is fitted to the fitting protrusion 4 of the container A is formed on the inner periphery of the side peripheral wall 7. A screw 10 is screwed on the outer periphery.

The discharge nozzle 6 is erected along the inner peripheral edge of the upper wall 8 and includes a lower cylindrical portion 11 and an upper conical nozzle cylinder portion 12.
A pair of left and right oval openings 13 are perforated in the middle part of the discharge nozzle 6 from below the nozzle cylinder part 12 to above the cylinder part 11, and from the nozzle cylinder part 12 along the upper edge of the opening 13. A pressing piece 15 is continuously provided via a protruding connecting portion 14.

The pressing piece 15 includes a pressing plate 16 and a pressing portion 17, and the pressing portion 17 is slidably inserted into the opening 13, and the inner peripheral surface thereof substantially coincides with the outer peripheral surface of the middle cylinder C described later. It is formed to do.
The height of the pressing portion 17 can be appropriately set according to the desired discharge amount.
The pressing plate 16 is wider than the pressing portion 17 so that the peripheral edge portion 16 a abuts the periphery of the opening 13 when pressed, and the inner peripheral surface is formed to coincide with the surface of the discharge nozzle 6. .

The inner surface of the discharge nozzle 6 has a shape that matches the shape of the middle cylinder C, the tip of the upper nozzle cylinder 12 is tapered, and a discharge hole 18 is perforated on the inner surface. Is provided with a discharge port 19, and a lower end portion is an enlarged diameter portion 20.
A fitting recess 21 for supporting the middle cylinder C is formed in the upper stage 20a of the enlarged diameter part 20, and the lower stage is a fitting cylinder part 22 having an enlarged diameter.

As shown in FIG. 3, the intermediate cylindrical body C includes a dome-shaped shoulder portion 25, a cylindrical trunk portion 26, and a spout portion 27 erected above the shoulder portion 25.
A flange 28 is provided at a lower portion of the body portion 26, is brought into contact with the upper surface of the mouth portion 1 of the container A, and the outer periphery of the lower end portion of the body portion 26 is fitted to the inner surface of the mouth portion 1. ing.
The spout portion 27 has an inner peripheral surface having the same diameter as the discharge hole 18 of the nozzle cylinder portion 12, and a fitting protrusion that fits into the fitting recess 21 of the nozzle cylinder portion 12 on the upper outer periphery. 29 is protruded, and the outer periphery of the lower portion is an enlarged diameter portion 30, and is fitted to the fitting cylinder portion 22 of the nozzle cylinder portion 12.

  About the material of the middle cylinder C, it can select freely from elastic bodies, such as rubber | gum, to the synthetic resin which can be pressed and deformed according to the discharge amount of the desired content liquid.

As shown in FIG. 4, the overcap D includes a top wall 35 and a side peripheral wall 36 having a bullet-like outer shape.
A plug body 37 that closes the discharge port 19 of the nozzle member B is suspended from the top wall 35, and a screw 38 that engages with the screw 10 of the mounting cap 5 is threaded on the inner periphery of the lower end portion of the side peripheral wall 36. Has been.

Next, usage modes and operational effects of the discharge container of the present invention will be described.
The present discharge container is suitably used for athlete's foot drugs applied to a very narrow range, other skin chemicals, liquids such as eye drops, or cream-like discharge containers.

In use, when the overcap D is removed, the discharge port 19 of the nozzle cylinder part 12 is directed to the affected part, the container A is grasped by hand, and the pressing plate 16 is pressed by the thumb and index finger or middle finger to perform a pressing operation. As shown in FIG. 3, the body portion 26 of the intermediate cylinder C is deformed in accordance with the amount of pressing, and can discharge a required amount of chemical liquid.
At that time, since the pressing operation is performed with the fingertip, fine adjustment is possible.

  Since the material of the intermediate cylinder C and the nozzle member B can be appropriately selected according to a desired discharge amount, the discharge amount by one pressing operation can be easily set to a desired amount.

Further, the pressing piece 15 is pressed until the peripheral edge portion 16a of the pressing plate 16 comes into contact with the surface of the discharge nozzle 6, and the intermediate cylinder C is deformed as shown in FIG. An amount of the content liquid can be discharged.
At that time, since the inner peripheral surface of the pressing portion 17 of the pressing piece 15 and the outer peripheral surface of the intermediate cylinder C substantially coincide with each other, it is possible to discharge stably from the beginning to the end of the dispensing.

Next, a modified embodiment of the discharge nozzle will be described.
In the above-described embodiment, the peripheral portion 16a of the pressing plate 16 of the pressing piece 15 is brought into contact with the outer periphery of the peripheral edge of the opening 13 to set the maximum discharge amount. However, in this embodiment, the opening is enlarged. The pressing piece 15 can perform a pressing operation in the opening, and the discharge amount is set according to the material of the middle cylinder and the nozzle member.

As shown in FIG. 6, the nozzle member Ba includes an attachment cap 5 and a discharge nozzle 6 </ b> A, and an opening 40 through which the pressing piece 15 can be pressed is drilled in the discharge nozzle 6 </ b> A.
The upper end of the opening 40 reaches the lower portion of the nozzle cylinder portion 12 and extends to the lower end of the cylindrical portion 11, that is, the upper wall 8 surface of the mounting cap 5.

The width of the side end 41 of the opening 40 is wider than the width of the pressing piece 15, and the connecting portion 14 protruding from the nozzle tube portion 12 is provided along the upper edge of the opening 40 in the same manner as in the above embodiment. The pressing piece 15 is continuously provided.
The pressing piece 15 includes a pressing plate 16 and a pressing portion 17.

  When the middle cylinder C is fitted into the discharge nozzle 6A and the nozzle member Ba is attached to the container A, a part of the surface of the middle cylinder C is an opening of the discharge nozzle 6A as shown in FIG. 40, the inner surface of the pressing portion 17 of the pressing piece 15 is in contact with the outer peripheral surface of the intermediate cylinder C.

In use, when the pressing piece 15 is pressed, as shown in FIG. 7B, the middle cylinder C is deformed according to the pressing amount by the pressing piece 15, and the content liquid having a volume corresponding to the pressing amount is discharged. Can do.
The discharge amount corresponding to the pressing amount can be appropriately set by selecting the material of the middle cylinder C.

Accordingly, since the pressing piece 15 is operated by the fingertip, the pressing amount can be finely adjusted to discharge a desired amount of the content liquid. When the pressing piece 15 is pushed to the end, a certain amount of the content liquid is discharged. Can be discharged.
Further, the deformation of the pressing piece 15 is limited by the material of the nozzle member Ba, the strength of the connecting portion 14 and the like, and the maximum pressing amount can be easily set.

  Moreover, in the said Example, although the press piece 15 is provided in the opening 40 upper end, it is good also as a shape extended on the attachment cap side of the nozzle member, and the press piece 15 extended upwards.

Since the pair of pressing pieces are operated with two fingertips, the discharge operation can be easily performed, and the discharge amount can be freely adjusted.
Moreover, since the nozzle tube portion is tapered and a small amount of liquid can be applied, a small amount of liquid can be applied to a limited range, and can be widely used as a skin treatment liquid, a discharge container for eye drops, and the like. .

It is a longitudinal cross-sectional view of this invention discharge container. It is explanatory drawing of a discharge nozzle, (a) is a partial cross section front view, (b) is a top view, (c) is a side view. It is a partial cross section elevation view of a middle cylinder. It is a cross-sectional elevation view of an overcap. It is explanatory drawing at the time of operation of a pressing piece, (a) is before a press, (b) is a sectional elevation view which shows the state at the time of a press. It is explanatory drawing of the discharge nozzle of another Example, (a) is a partial cross section front view, (b) is a top view, (c) is a side view. It is explanatory drawing at the time of operation of a pressing piece, (a) is before a press, (b) is a sectional elevation view which shows the state at the time of a press.

Explanation of symbols

A Container B, Ba Nozzle member C Middle cylinder D Overcap 1 Port 2 Body 5 Mounting cap 6, 6A Discharge nozzle 7 Side peripheral wall 8 Upper wall 11 Cylindrical part 12 Nozzle cylinder part 13, 40 Opening 14 Connecting part 15 Pressing Piece 16 Holding plate 17 Pressing portion 18 Discharge hole 19 Discharge port 20 Expanded portion 21 Fitting recess 22 Fitting tube portion 25 Shoulder portion 26 Body portion 27 Outlet portion 28 Flange 29 Fitting protrusion 30 Expanding portion 35 Top Wall 36 Side peripheral wall 37 Plug body 41 Side end

Claims (1)

Discharge comprising a container, a nozzle member that is attached to the container mouth and includes an attachment cap and a discharge nozzle that is connected to the attachment cap, and an elastic middle cylinder that is fitted to the container mouth and has elasticity. A container,
The discharge nozzle includes a pair of pressing pieces for pressing the middle cylinder, an opening through which the pressing piece is guided, and a tapered conical nozzle cylinder portion provided with a discharge port.
The middle cylinder is supported by the nozzle cylinder and pressed by a pressing piece.

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