JP2590387Y2 - Creamy container - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a container for dispensing cream.

[0002]

2. Description of the Related Art A container shown in FIG. 3 is known as a creamy material discharging container. The container 50 moves the head 51 up and down to pour out the contents, and when the head 51 is pushed down, the liquid in the cylinder 52 is discharged through the nozzle 5 through the discharge valve 53.
When the head 51 rises, the suction valve 55 is opened and the liquid in the container body 56 is discharged from the cylinder 5.
2 and the movable bottom wall 57 rises accordingly.

[0003]

In this type of container, when the liquid is poured out for the first time, the liquid does not exist in the cylinder but air exists. Is discharged to the outside, and then the liquid is poured out. In the above conventional container,
The head must be moved up and down many times to discharge the air, and it takes a long time to discharge the liquid. As a result, inconvenience may be caused which is mistaken for a failure of the container.

[0004] The present invention has been made in consideration of such points, and a cream-like material discharging container that can quickly discharge air from a cylinder at the beginning of use and can quickly discharge a liquid. It is intended to make a proposal.

[0005]

In order to solve the above problems, the container of the present invention has a top wall 2b extending from an upper end edge of a peripheral wall 2a having a lower end face opened, and a mouth and neck portion 2 from the center of the top wall 2b.
c, and an outward flange 3b placed on the mouth and neck through a packing 7 in a liquid-tight manner via a packing 7 from the upper edge of the outer periphery. A bottomed cylinder 3 having a slight gap therebetween and a lower end portion hanging down on the upper portion of the inside of the container body, and a fitting cylinder 6c fitted and fixed to the outer periphery of the mouth and neck are vertically provided from the back surface of the top wall 6b. A locking member 6 in which an outward flange 3b is fitted and fixed to the back surface of the top wall 6b inside the fitting cylinder 6c, and a bottomed suction cylinder 5c which is vertically suspended in the cylinder 3 and is locked. Press-down head 5 with a nozzle supported in an upwardly biased state above cylinder 3 through a window in the center of member top wall 6b
And a suction valve 12 provided on the bottom wall of the cylinder, and a H-shaped cross section in which the outer peripheral surface is liquid-tightly fitted to the inner periphery of the cylinder 3, and is provided on the cylinder wall of the suction cylinder 5 c when the push-down head 5 is pushed down. An annular piston 17 which opens the discharge valve hole 16 and is mounted so as to be able to move up and down so as to close the discharge valve hole 16 when the head 5 is lifted up. The movable bottom wall 4 is fitted so as to be able to ascend.

[0006]

When the cylinder 3 and the like are mounted on the container 2, the air in the upper portion of the container is discharged to the outside through a slight gap between the cylinder and the mouth and neck, and the liquid is filled around the lower surface of the cylinder 3. Then, when using the container for the first time,
When the air in the cylinder 3 is removed by moving the press-down head 5 up and down, the liquid in the cylinder body 3 is filled with the liquid in the cylinder body from the first opening of the suction valve 12 because the liquid is filled around the cylinder 3. The liquid in the container body can be quickly poured out.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 and FIG. 2 show an embodiment of the present invention. In FIG. 1, reference numeral 1 denotes a cream-like material discharging container. The container 1
Comprises a container body 2, a cylinder 3, a movable bottom wall 4, and a pressing head 5 as main members.

The container body 2 has a cylindrical body having an opening at the lower end surface formed by extending a top wall 2b from an upper end edge of a cylindrical peripheral wall 2a having the same inner diameter from top to bottom. 2
(b) A cylindrical mouth-and-neck portion 2c is erected above the periphery of a circular window hole provided at the center.

The cylinder 3 has a cylindrical shape with a bottom and an outward flange 3b extending from an upper end edge of a cylindrical wall 3a.
The outward flange 3b is placed on the upper surface of the mouth and neck portion 2c of the container 2 via the packing 7, and the lower end is suspended on the upper portion of the inside of the container body. Let me.

The locking member 6 has a peripheral wall 6 fitted on the outer periphery of a large number of plate-like ribs 2d projecting radially on the container body top wall 2b.
a The top wall 6b is extended from the upper end edge, and the fitting cylinder 6c, which is suspended from the center of the back surface of the top wall 6b, is fitted and locked on the outer periphery of the mouth and neck 2c by means of mutual protrusions. 6b
A short cylinder 6d is suspended from the periphery of the circular window hole drilled in the center,
The outward flange 3b of the cylinder 3 is fitted between the outer surface of the short cylinder 6d and the upper inner surface of the fitting cylinder 6c. In addition, a cylindrical guide tube 6e is provided upright above the periphery of the through hole on the upper surface of the top wall 6b. It is also possible to screw the outer surface of the mouth and neck 2c and the inner surface of the fitting cylinder 6c.

The movable bottom wall 4 closes the lower end opening of the container body by fitting the outer peripheral edge thereof to the lower end of the inner surface of the container body peripheral wall 2a in a liquid-tight and ascending manner.

The push-down head 5 has a top wall 5b extending from an upper end of a cylindrical peripheral wall 5a whose lower end is fitted to the outer periphery of the guide cylinder 6e of the locking member 6 so as to be able to move up and down and not to come out. A bottomed suction cylinder 5c is suspended vertically in the cylinder 3 from the center of the back surface so as to be vertically movable.
The upper end communicates with a nozzle hole 8 projecting from the front upper end of the head 5. The coil spring 9 interposed between the rear surface of the top wall and the upper surface of the locking member top wall 6b constantly urges the coil member upward.

A circular suction valve hole 10 is formed in the center of the bottom wall of the cylinder 3, and a plate-shaped suction valve body 11 whose upper surface is opened and closed is provided.
And the suction valve body 11 form a suction valve 12.

A hollow portion 13 is formed in the cylindrical wall of the suction cylinder 5c in a circumferential band shape, and a piston fitting hole narrower than the hollow portion 13 in a circumferential band shape communicating with the hollow portion 13 and the outside of the cylindrical wall. 14 is further formed, and a through hole 15 having a front circular shape communicating with the hollow portion 13 and the inside of the cylindrical wall is formed.
The discharge valve hole 16 is formed by the hollow portion 13 and the piston fitting hole 14. Further, an annular piston 17 having an H-shaped cross section is fitted around the inner periphery of the cylinder 3 so that outer vertical sliding portions 17a and 17b are fitted in a liquid-tight and vertically slidable manner.
The inner upper sliding portion 17c is vertically movably fitted into the upper portion of the hollow portion 13, and the inner lower sliding portion 17d of the piston 17 is fitted into the lower portion of the hollow portion 13 when the head 5 is raised. The piston fitting portion 14 is closed, and thus the discharge valve hole 16 is closed.
Further, when the head 5 is pushed down, the piston fitting hole 14 is opened by being pushed upward by the liquid pressure sealed in the cylinder 3, and thus the discharge valve hole 16 is opened. doing. The discharge valve 18 is formed by the discharge valve hole 16 and the piston 17.

In the drawing, reference numeral 19 denotes a cap which covers the head 5 and is detachably attached to the container body, and reference numeral 20 denotes a bottom cap which is fitted and fixed to the lower end of the container body. All of the above members are made of synthetic resin.

In the container 1 constructed as described above, when the cap 19 is removed from the state shown in FIG. 1 and the head 5 is pushed down, the suction valve 12 is closed by the liquid pressure of the creamy substance in the cylinder 3, while the suction valve 12 is closed. Due to the hydraulic pressure, the annular piston 17 rises relatively to the suction cylinder 5c, the lower part thereof is disengaged and the discharge valve 18 opens, and the cream-like substance in the cylinder 3 is discharged from the discharge valve 18 via the suction cylinder 5c. It is discharged from the nozzle hole 8.

Next, when the pressing of the head 5 is released, the head 5 rises due to the resiliency of the spring 9, so that the inside of the cylinder 3 becomes negative pressure, the discharge valve 18 is closed, the suction valve 12 is opened, and the inside of the container body 2 is opened. Is a creamy cylinder 3
Sucked inside. At this time, the movable bottom wall 4 rises as the cream-like material decreases.

[0019]

As described above, the container of the present invention has the above-described structure, and in particular, an outward flange which is placed in a liquid-tight manner on the neck of the container via a packing is extended from the upper end edge of the outer periphery. And a bottomed cylinder with a small gap between the inner and outer peripheral surfaces of the mouth and neck, and a lower end hanging down on the upper part of the inside of the container body, and a fitting fitted to the outer periphery of the mouth and neck. Since the cylinder is provided vertically from the back surface of the top wall, and a locking member having an outward flange fitted and fixed to the back surface of the top wall inside the fitting tube is provided. Air is quickly discharged to the outside from the upper end through the gap between the cylinder and the mouth and neck, minimizing the amount of air remaining in the container body, and filling the liquid around the lower end of the cylinder, so the suction valve From the first opening of the container body There is sucked into the cylinder, which can be quickly dispense the container body of the liquid without almost Karaoshi, there is no possibility to produce such inconvenience is mistaken as a failure of the container.

[Brief description of the drawings]

FIG. 1 is a half sectional view showing an embodiment of the container of the present invention.

FIG. 2 is an enlarged sectional view of a main part showing the embodiment.

FIG. 3 is a longitudinal sectional view showing a conventional container.

[Explanation of symbols]

2 ... container body, 3 ... cylinder, 4 ... movable bottom wall, 5
... Depressing head, 12 ... Suction valve, 18 ... Discharge valve

Claims (1)

(57) [Scope of request for utility model registration] 1. A top wall 2b extends from an upper edge of a peripheral wall 2a having an open lower end surface, and a mouth and neck portion 2c extends from the center of the top wall 2b.
And an outward flange 3b placed on the mouth and neck via a packing 7 in a liquid-tight manner extending from the outer peripheral upper end edge, and connecting the mouth and neck inner peripheral surface and the outer peripheral surface with each other. A bottomed cylinder 3 having a slight gap therebetween and a lower end hanging down on the upper portion of the inside of the container body, and a fitting cylinder 6c fitted and fixed to the outer periphery of the mouth and neck are vertically provided from the back surface of the top wall 6b. A locking member 6 in which an outward flange 3b is fitted and fixed to the back surface of a top wall 6b inside a fitting cylinder 6c, and a bottomed suction tube 5c which is vertically suspended in the cylinder 3 and which is vertically movable. A press-down head 5 with a nozzle supported in an upwardly biased state above the cylinder 3 through a window hole in the center of the top wall 6b;
A suction valve 12 provided on the bottom wall of the cylinder, an H-shaped cross section in which the outer peripheral surface is fitted to the inner periphery of the cylinder 3 in a liquid-tight manner.
The discharge valve hole 16 provided in the cylindrical wall of
An annular piston 17 mounted vertically movably so as to close the discharge valve hole 16 at the time of rising, and a movable bottom wall 4 whose outer peripheral edge is fitted to the inner lower end of the container body in a liquid-tight and slidable manner. A creamy material dispensing container characterized by comprising: