JP3688432B2 - Container with refillable pump and its refill container - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a container with a refillable pump and a refillable container body.
[0002]
[Prior art]
A pump-equipped container in which a pump equipped with a nozzle such as a spray nozzle, direct spray nozzle, foaming nozzle, etc. is detachably attached to the mouth and neck of the container body, and the contents in the container body are ejected to the outside by operation of the pump Are already well known (Japanese Utility Model Publication No. 6-57452, Japanese Utility Model Publication No. 5-33854, Japanese Utility Model Application Publication No. 5-2757, etc.). In this type of container, if the container body running out the contents of the liquid or the like is empty, can it to be used again and again by filling again.
[0003]
[Problems to be solved by the invention]
However, it is very troublesome and time-consuming for the consumer to fill each time, and it sometimes leaks when filling and soils the surroundings and may cause loss of contents.
Therefore, the container body can be replaced with a refillable container body pre-filled with contents, and the outer cylinders are detachably fitted to the outside thereof to protect the container body and ensure the required appearance. In order to simplify and reduce the cost of these container bodies, it is also possible to install a suction pipe that hangs down from the pump in the container body so that the pump can be easily attached to and detached from the container body. In addition, the suction pipe is not dropped or soiled at the time of attachment / detachment, and the contents are prevented from being unexpectedly scattered from the container body at the time of attachment / detachment.
[0004]
[Means for Solving the Problems]
For achieve the above object, the invention of refillable with pump container according to claim 1, the cylinder as well as vertically wicking pipe 5 via the neck 3 pump connection tubular part 4 from inside the body portion 2 integrally A container body 1 in which a bottom member 9 is fitted to the lower end of the part 2 is provided, and a pump 6 is detachably attached to the mouth-and-neck part 3 of the container body 1, and a lower end portion with a suction port 7 of the pump Is detachably fitted to the pump connecting cylinder portion 4, and the outer cylinder 8 is detachably fitted to the outside of the body portion 2 of the container body 1.
[0005]
The invention of the container with a refillable pump according to claim 2 is the container with a refillable pump according to claim 1, wherein the bottom of the container body 1 has a mortar-shaped bottom wall 11 connected to the upper end of the fitting peripheral wall 10. A stopper-shaped bottom member 9 is provided, and the bottom member is fitted and fixed to the inner periphery of the lower end of the tubular body 2 at the fitting peripheral wall 10, and the fitting peripheral wall 10 has an inner peripheral surface. An engaging ridge 12 is provided around the lower end of the outer tube 8 and an engagement edge 13 is formed in an L-shaped cross-section inwardly at the lower end of the outer cylinder 8. The engagement edge is detached from the engagement ridge 12. Engagement support is possible.
[0006]
In the invention of the refillable container body of the refillable pump-equipped container according to claim 3, the suction pipe 5 is integrally suspended from the neck portion 3 through the pump connecting cylinder portion 4 in the trunk portion 2, and the trunk thereof. The container body 1 is formed by fitting the bottom member 9 to the lower end of the portion 2, the contents are accommodated in the trunk portion 2, and the mouth and neck portion 3 is closed with a peelable sealing material 14. The pump 6 is detachably attached to the mouth-and-neck portion 3 from which the sealing material has been peeled off, and the lower end portion with the suction port 7 of the pump is detachably fitted to the pump connecting cylinder portion 4, and The exterior cylinder 8 is provided on the outside of the body 2 so as to be detachable.
[0007]
The invention of the refillable container body of the container with a refillable pump according to claim 4 is the refillable container body of the container with a refillable pump according to claim 3, wherein the bottom of the container body 1 is arranged at the upper end of the fitting peripheral wall 10. A bottom plug-like bottom member 9 having a mortar-shaped bottom wall 11 is provided, and the bottom member is fitted and fixed to the inner periphery of the lower end of the body portion 2 by the fitting peripheral wall 10. The engaging ridges 13 are formed around the inner peripheral surface, and the engaging ridges 13 formed by folding the lower end of the exterior cylinder 8 inward in an L-shaped cross section are formed on the engaging ridges 12. It is provided so as to be detachably engaged and supported.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
1 and 2 show an embodiment of a container with a refillable pump according to the inventions of claims 1 and 2, and FIG. 3 shows a refillable pump with an invention according to claims 3 and 4. 1 shows an embodiment of a container body for refilling a container.
1 and 2, 1 is a container body, 6 is a pump removably screwed to the mouth / neck portion 3 of the container body, and 8 is removably attached to the body portion 2 of the container body 1. These outer cylinders are made of a molded member made of a synthetic resin as appropriate.
[0009]
The container body 1 is provided with a mouth / neck portion 3 to which a pump 6 is screwed, and a cylindrical body portion 2 is integrally provided under the mouth / neck portion via a shoulder portion 15. A suction pipe 5 is integrally suspended from a lower end of the mouth-and-neck portion 3 through a pump connecting cylinder portion 4 that is reduced in diameter by two stages, and a negative portion in the trunk portion 2 is formed above the pump connecting cylinder portion 4. A vent hole 16 for introducing outside air for preventing pressure is formed, and a bottom plug-like bottom member 9 having a mortar-like bottom wall 11 connected to the upper end of the fitting peripheral wall 10 is provided at the bottom, and fitted. The peripheral wall 10 is fitted and fixed to the inner periphery of the lower end of the body 2, and the engaging peripheral wall 10 is provided with a locking protrusion 12 at the lower part of the inner peripheral surface and a short outward flange 17 at the lower end. The lower end of the suction pipe 5 is positioned in the recess on the mortar-shaped bottom wall 11 and in contact with the lower end of the trunk portion 2. The bottom portion is formed by the bottom member 9 which is a separate member for the convenience of synthetic resin molding.
[0010]
The container body 1 contains contents such as liquid, but the refill container body 1 shown in FIG. 3 is formed in exactly the same manner, and the refill container body 1 is prefilled with the contents. And it is obstruct | occluded by sticking the sealing material 14 on the top face of the mouth neck part 3 so that peeling is possible. Therefore, in use, the sealing material 14 may be removed and replaced with the original container body 1.
[0011]
The pump 6 is a known vertical cylinder type reciprocating pump. The pump 6 is provided with a mounting cylinder 19 of an internal threaded screw cylinder on the outer periphery of the upper part of the cylinder 18, and can be attached to and detached from the neck 3 of the container body 1 by the mounting cylinder. The cylinder 18 is loosely inserted into the mouth-and-neck portion 3 and the lower end of the cylinder and the suction port 7 at the lower end of the cylinder are detachably fitted to the pump connecting cylinder portion 4 of the container body 1.
The pump 6 includes a pressing nozzle head 20 on the upper portion, that is, on the cylinder 18, and is configured to generate a pumping action by pressing down the pressing nozzle head and returning it to the upside. The contents are sucked up by the pump 6 through the suction pipe 5 and ejected from the nozzle 21 of the pressing nozzle head 20 to the outside. The pump 6 has an outside air introduction path 22, and outside air is sucked through the outside air introduction path 22 and the vent hole 16 of the pump connecting cylinder portion 4 as the contents in the container body 1 decrease. The negative pressure in the container body 1 is prevented.
[0012]
The outer cylinder 8 is formed in a cylindrical shape corresponding to the body portion 2 of the container body 1 and is detachably fitted to the outer side of the body portion 2. An engagement edge 13 that is folded back in an L-shape is integrally provided, and the engagement edge is detachably engaged with and supported by the locking protrusion 12 of the container body 1.
[0013]
In the state shown in FIG. 1, when the push-down nozzle head 20 is pushed down and returned to the raised state, the pump 6 is activated and the contents in the container body 1 are sucked up through the suction pipe 5. Is ejected from the nozzle 21 of the pressing nozzle head to the outside.
When the contents in the container body 1 are used up and the interior of the container body 1 is emptied, the container body 1 is replaced with a refillable container body 1 filled with the contents in advance.
At the time of replacement, first, the outer cylinder 8 is pulled downward, and the pump 6 is removed from the mouth neck portion 3 of the empty container body 1 by screwing the mounting cylinder 19.
Next, the sealing material 14 is peeled off from the mouth / neck portion 3 of the refillable container body 1 filled with the contents, and the pump 6 is attached to the mouth / neck portion 3 of the refillable container body 1 by screwing of the mounting cylinder 19. The cylinder lower end portion of the pump 6 and the suction port 7 at the cylinder lower end are fitted into the pump connecting cylinder portion 4 of the container body 1.
Subsequently, the outer cylinder 8 is fitted into the body portion 2 of the refill container body 1 from below, and the engagement edge 13 at the lower end is engaged with the locking protrusion 12 on the bottom member 9 of the refill container body 1. Combine.
Thereafter, the pressed nozzle head 20 may be operated as in the previous time to eject the contents.
[0014]
【The invention's effect】
According to the first to fourth aspects of the invention, since it has the above-described configuration, if the contents of the container body 1 are lost, the container body 1 can be easily replaced with the refillable container body 1 that has been previously filled with the contents. In other words, it is only necessary to replace the low-priced simple refill container 1 while leaving the pump 6 and the outer cylinder 8 occupying most of the container price, and therefore, the pump 6 and the outer cylinder 8 can be used repeatedly. It can be made high quality with good quality, can eliminate the economic loss of disposable, and can be reinforced with the outer cylinder 8 even if the simple container body 1 has insufficient strength and hardness, The container body 1 can be protected from external force by the exterior cylinder 8. In addition, there is no hassle for filling the contents each time by the consumer, and it is possible to reduce the time and effort, and the filling does not cause the contents to leak and contaminate the surroundings or cause loss of the contents.
Further, since the suction pipe 5 is on the container body 1 side and not on the pump 6 side, the pump 6 can be easily attached to and detached from the container body neck portion 3, and the suction pipe is detached and soiled at this time. In addition, since the suction pipe 5 and the pump connecting cylinder 4 in the container body 1 serve as a baffle plate for the contents, the contents from the container body when the container body 1 is replaced Unexpected scattering of objects can be prevented.
[0015]
In addition, according to the inventions of claims 2 and 4, the bottom member 9 is fitted inside the lower end of the body portion 2 of the original or refillable container body 1, and the inner circumferential surface of the fitting peripheral wall 10 is fitted. An engagement ridge 12 is provided around the engagement rim 12, and an engagement edge 13 that is folded back inwardly at the lower end of the outer cylinder 8 in an L-shaped cross section is detachably engaged with and supported by the engagement ridge 12. Therefore, the outer cylinder 8 can be attached to and detached from the container body 1 simply and easily by simple insertion and extraction, and the structure and production are simple and inexpensive.
In addition, since the bottom member 9 is provided with a mortar-shaped bottom wall 11, the lower end of the suction pipe 5 can be positioned in the recess of the mortar-shaped bottom wall 11, and the contents are sucked up to the end. It is possible to eliminate residual waste.
[Brief description of the drawings]
FIG. 1 is a cut-away side view showing an embodiment according to the first and second aspects of the present invention.
FIG. 2 is a cutaway side view of the outer cylinder in a detached state according to the same embodiment.
FIG. 3 is an exploded perspective view showing an embodiment according to the third and fourth aspects of the invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Container body 2 ... Body part 3 ... Port neck part 4 ... Pump connection cylinder part 5 ... Suction pipe 6 ... Pump 7 ... Suction port 8 ... Exterior cylinder 9 ... Bottom part member 10 ... Fitting circumference wall
11 ... Mortar-shaped bottom wall 12 ... Locking ridge
13 ... engagement edge 14 ... sealing material
15 ... shoulder 16 ... vent
17… Outward flange 18… Cylinder
19… Installation cylinder 20… Pressing nozzle head
21… Nozzle 22… Outside air introduction path

Claims (4)

A suction pipe 5 is integrally suspended from the neck portion 3 through the pump connecting cylinder portion 4 in the body portion 2, and a container body 1 is formed by fitting a bottom member 9 to the lower end of the body portion 2. The pump 6 is detachably attached to the neck 3 of the container body 1, and the lower end portion with the suction port 7 of the pump is detachably fitted to the pump connecting cylinder portion 4. A container with a refillable pump, wherein the outer cylinder 8 is detachably fitted to the outside of the body part 2 of the container body 1. A bottom plug-like bottom member 9 having a mortar-shaped bottom wall 11 connected to the upper end of the fitting peripheral wall 10 is provided at the bottom of the container body 1, and the bottom member is formed into the cylindrical body by the fitting peripheral wall 10. The fitting peripheral wall 10 is fitted and fixed to the inner periphery of the lower end of the portion 2, and a locking ridge 12 is provided on the inner peripheral surface thereof. 2. The refillable pump-equipped container according to claim 1, wherein an engagement edge 13 folded back is provided, and the engagement edge is detachably engaged with and supported by the locking protrusion 12. A suction pipe 5 is integrally suspended from the neck portion 3 through the pump connecting cylinder portion 4 in the body portion 2, and a container body 1 is formed by fitting a bottom member 9 to the lower end of the body portion 2. It is provided, the contents are accommodated in the body portion 2, and the mouth and neck portion 3 is closed with a peelable sealing material 14, and the pump 6 is detachably attached to the mouth and neck portion 3 from which the sealing material has been peeled off. The lower end of the pump with the suction port 7 is detachably fitted to the pump connecting cylinder 4, and the outer cylinder 8 is detachably fitted to the outside of the body 2. A refillable container body for a container with a refillable pump, characterized by the above. A bottom plug-like bottom member 9 having a mortar-like bottom wall 11 connected to the upper end of the fitting peripheral wall 10 is provided at the bottom of the container body 1, and the bottom member is attached to the body 2 by the fitting peripheral wall 10. It is fitted and fixed to the inner periphery of the lower end, and the engagement peripheral wall 10 is provided with a locking ridge 12 around the inner peripheral surface, and is folded back to the lower end of the outer cylinder 8 in an L-shaped cross section. 4. A refillable container body for a refillable pump-equipped container according to claim 3, wherein the formed engaging edge 13 is detachably engaged with and supported by the locking protrusion 12.

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