JP2011068371A - Liquid spouting apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To insert a cartridge storing a liquid into the container of the lower end opening, to surely hold the cartridge from the container without dropping the cartridge. <P>SOLUTION: In a liquid spouting apparatus wherein a tube 9 of a pump member 6 fitted to the upper end of the container 7 sticks on the upper end of the cartridge 1 and the liquid is spouted by the pump member 6, the cartridge 1 includes a barrel 4 formed so as to be into a cylindrical shape. A ring member 3 joined to the upper end of the barrel 4 includes a ring-shaped flange 3b larger than the outer diameter of the barrel 4 and overhanging to the outside of the barrel 4. While the liquid is stored in the cartridge 1, a lid sheet 5 consisting of a synthetic resin film is joined to the upper face of the flange 3b of the ring member 3. A channel 11 is formed on the inner face near the upper end of the container 7, and the flange 3b of the cartridge 1 inserted from the lower end opening of the container 7 is inserted and locked to the channel 11 and the cartridge 1 is set. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a liquid dispensing apparatus in which a cartridge containing a liquid is placed in a container, a liquid sucking tube of a pump member is pierced, and liquid is dispensed by the vertical movement of the pump member. is there.

  As this type of conventional liquid dispensing apparatus, for example, as disclosed in Patent Document 1, a liquid such as a detergent is accommodated in a container provided with a pump member having a tube protruding downward at the upper end. There is known a liquid dispensing apparatus in which a liquid storage bag is placed, a film at the upper end of the liquid storage bag is pierced by the tube, and liquid is poured out by a vertical movement of a pump member.

Japanese Patent Laid-Open No. 7-172466

  The liquid storage bag disclosed in Patent Document 1 is made into a cylindrical shape by blow molding or the like using a synthetic resin material, and the inside of the liquid storage bag is depressurized by the vertical movement of the pump member. As a result, most of the liquid inside the bag is extracted from the nozzle of the pump member. Specifically, the liquid storage bag disclosed in Patent Document 1 is placed in a container with a bottom, and a tube of a pump member attached to a lid covering the upper end of the container is used as a film at the upper end of the liquid storage bag. The liquid inside the liquid storage bag is to be extracted by piercing and moving the pump member up and down.

  In this configuration, when the liquid storage bag is set in the container, the liquid storage bag is set in the container with the lid removed from the container, and then the pump member tube attached to the lid is stored in the liquid. The bag is stabbed into the film at the upper end of the bag, and the liquid in the liquid storage bag is extracted by the vertical movement of the pump member. The bag storing the liquid is received at the bottom of the container.

That is, there is a problem that workability is poor because the liquid storage bag must be inserted into and removed from the container from the upper end of the container with the lid removed.
An object of the present invention is to solve such a problem, and a cartridge that stores a liquid in a container at the lower end opening can be securely held without dropping the cartridge from the container, and It is an object of the present invention to provide a liquid dispensing device that can easily insert and remove a cartridge from the lower end of a container without removing a lid.

  In the liquid dispensing apparatus according to claim 1 of the present invention, the cartridge in which the liquid is stored is placed in the container, and the liquid suction tube of the pump member attached to the upper end of the container is pierced into the upper end of the cartridge. In the liquid pouring device for pouring liquid by the vertical movement of the pump member, the cartridge has a bottom member at the lower end, an upper ring member, and upper and lower ends joined to the ring member and the bottom member. A cylindrical upper end supporting portion having a barrel formed by a flexible film made of a material including a film, and having an upper end of the barrel overlapped with the barrel. And a ring-shaped flange that is formed integrally with the upper end of the upper end support portion and that extends larger than the outer diameter of the upper end support portion and the body portion, and protrudes outward from the body portion. A lid sheet that is made of a material including a synthetic resin film is joined to the upper surface of the collar portion of the ring member at the upper end in a state where the liquid is stored in the cartridge formed by the member and the body portion, The container has an opening at the lower end, and a groove is formed in the inner surface near the upper end of the container, and the collar portion of the ring member at the upper end of the cartridge inserted from the opening at the lower end of the container is fitted into the groove and locked in the container. It is characterized in that the cartridge is set.

The liquid dispensing apparatus according to claim 2 is characterized in that the groove on the inner surface near the upper end of the container is formed in an annular shape.
According to a third aspect of the present invention, the cartridge in which the liquid is stored is placed in the container, and the liquid sucking tube of the pump member attached to the upper end of the container is pierced into the upper end of the cartridge. In the liquid pouring device for pouring liquid by up and down movement, the cartridge has a bottom member at the lower end, an upper ring member, and upper and lower ends joined to the ring member and the bottom member to form a synthetic resin film. A cylindrical upper end supporting portion in which the upper end of the trunk portion overlaps and is joined to the trunk portion; and an upper end portion of the upper ring member. A ring-shaped flange part that is formed integrally with the upper end of the support part and that protrudes outside the trunk part and is larger than the outer diameter of the upper end support part and the trunk part; A lid sheet, which is made of a material containing a synthetic resin film, is joined to the upper surface of the collar portion of the ring member at the upper end in a state where the liquid is stored in the cartridge formed by the body portion, and the container Has a female threaded portion formed on the inner surface in the vicinity of the upper end of the container, and a male threaded portion that engages with the female threaded portion on the outer surface of the ring member at the upper end of the cartridge. The male screw portion at the upper end of the inserted cartridge is screwed into the female screw portion on the container side so that the cartridge is set in the container.

  As described above, the liquid pouring device of the present invention is such that the upper flange portion of the cartridge inserted from the lower end opening of the container is fitted and locked in the groove on the inner surface of the container, or the external thread portion on the outer surface of the flange portion of the upper end of the cartridge. The cartridge can be securely held in the container without dropping from the container by screwing into the female threaded portion on the inner surface of the container, and the cartridge can be removed from the lower end of the container without removing the lid of the container. Easy to put in and out.

It is a disassembled perspective view of the cartridge in the 1st Embodiment of this invention. FIG. 4 is a completed perspective view of the cartridge. It is a longitudinal cross-sectional view of the container in which the cartridge is stored and set. It is a longitudinal cross-sectional view which shows the state which put the cartridge in the container and was set. It is a longitudinal cross-sectional view of the container in which the cartridge in the 2nd Embodiment of this invention is stored and set. It is a longitudinal cross-sectional view which shows the state which put the cartridge in the container and was set. It is a front view of the cartridge in the 3rd Embodiment of this invention. It is a longitudinal cross-sectional view of the container in which the cartridge is stored and set. It is a longitudinal cross-sectional view which shows the state which put the cartridge in the container and was set. It is a front view of the cartridge in the 4th Embodiment of this invention. FIG. 3 is a plan view of the cartridge. It is a longitudinal cross-sectional view of the container in which the cartridge is stored and set. It is a cross-sectional view of the container in which the cartridge is stored and set. It is a longitudinal cross-sectional view which shows the state which put the cartridge in the container and was set. It is a cross-sectional view which shows the state which put the cartridge in the container and was set.

Embodiments of the present invention will be specifically described below with reference to the drawings.
First, the first embodiment shown in FIGS. 1 to 4 will be described. In the drawings, reference numeral 1 denotes a cartridge for storing a liquid such as a cosmetic liquid, and the cartridge 1 is a lower end made of a synthetic resin material and having a circular outer diameter. The bottom member 2, the ring member 3 having the same outer diameter made of a synthetic resin material, and the upper and lower ends of the ring member 3 and the bottom member 2 are joined to each other in a cylindrical shape by a flexible film made of synthetic resin. The trunk | drum 4 formed so that it might become.

  Specifically, the bottom member 2 includes a bottom plate portion 2a and a cylindrical lower end support portion 2b that is integrally formed downward around the bottom plate portion 2a, and the lower end inner surface of the barrel portion 4 overlaps the outer surface and is joined to the barrel portion 4. The ring member 3 at the upper end has a cylindrical upper end support portion 3a that is joined to the barrel portion 4 with the inner surface of the upper end of the barrel portion 4 overlapping the outer surface, and is formed integrally with the upper end of the upper end support portion 3a. An upper end support portion 3a and a ring-shaped flange portion 3b that is larger than the outer diameter of the body portion 4 and projects outward from the body portion 4 are provided. The body 4 may be formed into a tube shape, but may be formed into a cylindrical shape by winding and joining a sheet-like material around the lower end support 2b and the upper end support 3a.

  In this way, the liquid is stored inside the cartridge 1 formed by the bottom member 2, the ring member 3, and the body portion 4, and the lid sheet 5 made of a synthetic resin film is joined to the upper surface of the flange portion 3 b of the upper ring member 3. The

  The cartridge 1 in which the liquid is stored as described above is set in a container 7 having a pump member 6 for discharging liquid at the upper end. The container 7 has a cylindrical shape for housing the cartridge 1, is provided with a mouth portion 8 for attaching the pump member 6 to the upper end, and is made of synthetic resin so that the lower end is opened. The lower end of the liquid sucking tube 9 projecting downward from the pump member 6 and having a sharp lower end is pierced into the lid sheet 5 at the upper end of the cartridge 1 inserted from the lower end opening of the container 7. It is comprised so that it may be located in. Reference numeral 10 denotes a nozzle serving as a liquid extraction port provided in the pump member 6 in order to extract the liquid sucked up by the tube 9. The cartridge 1 inserted from the lower end opening of the container 7 is press-fitted from below into the annular groove 11 formed in the inner surface near the upper end of the container 7, and the cartridge 1 is inserted from the lower end opening of the container 7. It is configured not to come out unexpectedly. Specifically, the annular groove 11 is formed between the thick portion 7 a of the container 7 above the groove 11 and the annular claw portion 7 c at the upper end of the thin portion 7 b of the container 7 below the groove 11. Since the annular claw portion 7c is widened upward at a slight angle, when the cartridge 1 is pushed upward from the lower end opening portion of the container 7, the flange portion 3b at the upper end gets over the annular claw portion 7c and becomes a groove. 11 so that the cartridge 1 is prevented from falling off. In addition, the groove | channel 11 does not necessarily need to be annular, and may be divided at equal intervals in the inner circumferential direction of the container 7.

  In this state, when the liquid in the cartridge 1 is extracted, the pump member 6 is pushed down and then returned to the upper position, whereby the liquid in the cartridge 1 is sucked up by the tube 9 and the operation is repeated several times. The liquid is intermittently extracted from the nozzle 10.

  When the used cartridge 1 is removed from the container 7 after the liquid in the cartridge 1 is used up, the lower end of the cartridge 1 is pulled from the lower end opening of the container 7 to remove the flange 3b from the groove 11, and the cartridge 1 is removed from the container 7. It can be pulled out from the lower end opening. At this time, a knob can be provided on the back side of the bottom member 2 of the cartridge 1 in order to easily pull the cartridge 1 in the direction of pulling out from the lower end opening of the container 7. In this embodiment, the groove 11 does not necessarily have to be annular, and may be divided at equal intervals in the circumferential direction of the inner surface of the container 7. In that case, the claw portions 7 c are also divided at equal intervals in the circumferential direction of the inner surface of the container 7.

  In the first embodiment described above, the entire container 7 except the pump member 6 is integrally formed, but the container 7 is located at the position of the groove 11 as in the second embodiment shown in FIGS. Is divided into two parts, a lower container body 7A and a lid body 7B, and the lower end of the lid body 7B to which the pump member 6 is attached at the upper end opening is fitted inside the upper end of the container body 7A. The groove 11 may be formed between the lower end of the lid 7B and the annular claw portion 7c at the upper end of the container body 7A.

  Next, a third embodiment shown in FIGS. 7 to 9 will be described. In order to prevent the cartridge 1 from falling off from the lower end opening of the container 7, an internal thread portion 12 is formed on the inner surface near the upper end of the container 7. A male threaded portion 3c is formed on the outer surface of the flange 3b of the ring member 3 at the upper end of the cartridge 1, and the male threaded portion 3c at the upper end of the cartridge 1 inserted from the lower end opening of the container 7 is screwed into the female threaded portion 12 on the container 7 side. In combination, the cartridge 1 is set in the container 7. By the way, the container 7 in the third embodiment is also divided into two parts in the vertical direction, and the lower end of the lid body 7B in which the pump member 6 is attached to the upper end opening portion is fitted into and coupled to the upper end inside the lower container body 7A. The female screw portion 12 is formed below the fitting portion with the lid body 7B in the vicinity of the upper end of the container 7 main body A, and the upper end of the cartridge 1 screwed to the female screw portion 12 contacts the lower surface of the lid body 7B. It is configured to touch. When taking out the used cartridge 1 from the container 7, the male screw part 3 c and the female screw part 12 are unscrewed by rotating in the opposite direction to that when the cartridge 1 is set in the container 7. It can be pulled out from the lower end opening.

  As described above, the container 7 is integrally formed except for the pump member 6 even in the form in which the internal thread portion 12c in which the external thread portion 3c on the outer surface of the flange 3b at the upper end of the cartridge 1 is screwed is formed on the inner surface near the upper end of the container 7. May be.

  Next, a fourth embodiment shown in FIGS. 10 to 15 will be described. A groove 13 into which the flange 3 b at the upper end of the cartridge 1 is fitted and locked is formed on the inner surface near the upper end of the container 7. Specifically, the container 7 is divided into two parts in the vertical direction, and the lower end of the lid body 7B to which the pump member 6 is attached to the upper end opening portion is fitted and joined to the upper end inside the container main body 7A below the lower end opening. The inner surface of the container body 7A excluding the fitting part with the lid body 7B is a polygon such as a hexagon as shown in the drawing, and the inner surface of the container body 7A is provided below the fitting part between the container body 7A and the lid body 7B. A larger circular, that is, annular groove 13 is formed. On the other hand, the cartridge 1 is cylindrical in shape, and the flange 3b provided at the upper end of the cartridge 1 is a polygon whose outer shape is the same as the shape of the inner surface of the container body 7A, which is slightly smaller than the inner surface of the container body 7A. It is made small. When the cartridge 1 is set in the container 7, the cartridge 1 is inserted from the lower end of the container body 7 A so that the corner of the flange 3 b is along the corner of the inner surface of the container body 7 A, and the upper flange 3 b is inserted into the groove 13. When the cartridge 1 is rotated from 30 degrees to 40 degrees while being stopped at the position of, the corner of the flange portion 3b is positioned between the corners of the inner surface of the container body 7A, and the flange portion 3b is at the bottom surface of the groove 13 The cartridge 1 is received and prevented from falling off. When the used cartridge 1 is taken out from the container 7, the cartridge 1 is rotated 30 to 40 degrees so that the corner of the flange 3b matches the corner of the inner surface of the container body 7A. You can pull out more.

  Thus, the groove 13 into which the polygonal flange 3b at the upper end of the cartridge 1 is fitted and locked is formed on the inner surface near the upper end of the container 7, and the inner surface of the container 7 below the groove 13 is polygonal. However, the container 7 may be integrally formed except for the pump member 6.

By the way, in each embodiment shown in the drawings, the body 4 has a circular outer diameter, but may have a square shape.
In each of the above-described embodiments, the cartridge 1 is positioned by locking the collar 3b of the cartridge 1 in a state where the cartridge 1 is housed in the container. The cartridge 1 is positioned so that the position of the upper end of the cartridge 1 is a preferable position with respect to the position.

  Further, the structure for preventing the cartridge 1 from falling off by locking the collar 3b at the upper end of the cartridge 1 in a state where the cartridge 1 is housed in the container is not limited to the above-described embodiments. Absent.

  Furthermore, although the said trunk | drum 4 and the cover sheet | seat 5 may be made from the laminated | multilayer film of a synthetic resin film, you may be made from the laminated film of a synthetic resin film and aluminum foil.

  In the cartridge for liquid dispensing device of the present invention, the cartridge for storing the liquid is put in the container, the tube for sucking the liquid of the pump member is pierced, and the liquid is discharged by the vertical movement of the pump member. Liquid dispensing device.

DESCRIPTION OF SYMBOLS 1 Cartridge 2 Bottom member 2a Bottom plate part 2b Lower end support part 3 Ring member 3a Upper end support part 3b Eave part 3c Male thread part 4 Trunk part 5 Lid sheet 6 Pump member 7 Container 7a Thick part 7b Thin part 7c Annular claw part 7A Container body 7B Lid 8 Portion 8a Male thread 9 Tube 10 Nozzle 11 Groove 12 Female thread 13 Groove

Claims (3)

A liquid containing a liquid is put in the container, and a liquid sucking tube of a pump member attached to the upper end of the container is pierced into the upper end of the cartridge, and the liquid is poured out by the vertical movement of the pump member. In the dispensing device, the cartridge is cylindrical with a bottom film at the lower end, a ring member at the upper end, and a flexible film made of a material including a synthetic resin film whose upper and lower ends are joined to the ring member and the bottom member. The upper ring member is formed integrally with the upper end support portion of the cylindrical upper end support portion and the upper end of the upper end support portion. And a ring-shaped flange that is larger than the outer diameter of the barrel and projects outward from the barrel, and is formed of the bottom member, the ring member, and the barrel. A lid sheet made of a material including a synthetic resin film is joined to the upper surface of the collar portion of the ring member at the upper end in a state where liquid is stored therein, and the lower end of the container is opened. A groove is formed in the inner surface in the vicinity of the upper end, and the collar portion of the ring member at the upper end of the cartridge inserted from the lower end opening of the container is fitted and locked into the groove so that the cartridge is set in the container. A liquid pouring device characterized by. The liquid pouring device according to claim 1, wherein the groove on the inner surface near the upper end of the container is formed in an annular shape. A liquid containing a liquid is put in the container, and a liquid sucking tube of a pump member attached to the upper end of the container is pierced into the upper end of the cartridge, and the liquid is poured out by the vertical movement of the pump member. In the dispensing device, the cartridge is cylindrical with a bottom film at the lower end, a ring member at the upper end, and a flexible film made of a material including a synthetic resin film whose upper and lower ends are joined to the ring member and the bottom member. The upper ring member is formed integrally with the upper end support portion of the cylindrical upper end support portion and the upper end of the upper end support portion. And a ring-shaped flange that is larger than the outer diameter of the barrel and projects outward from the barrel, and is formed of the bottom member, the ring member, and the barrel. A lid sheet made of a material including a synthetic resin film is joined to the upper surface of the collar portion of the ring member at the upper end in a state where liquid is stored therein, and the lower end of the container is opened. A female threaded portion is formed on the inner surface near the upper end, a male threaded portion is formed on the outer surface of the collar portion of the ring member at the upper end of the cartridge, and the male threaded portion at the upper end of the cartridge inserted from the lower end opening of the container is formed. A liquid dispensing apparatus, wherein the cartridge is set in a container by being screwed into a female screw portion on the container side.

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