JP2010013111A - Inversion thin container unit and pump-type fluid feeding apparatus storing it - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a pump-type fluid feeding apparatus capable of performing smooth spouting by suppressing the generation of crushing. <P>SOLUTION: The pump-type fluid feeding apparatus 10 has a pump dispenser 4 mounted to an opening 2a of a pouch 2, and stores a container unit 1 capable of spouting a content by generating negative pressure in the pouch 2 by a repeating operation of the push-in and return of a pressing head 4h provided at the dispenser 4. The pouch 2 has a through-hole 5 in a sealing part 3, and the feeding apparatus 10 includes a case body 71 having an opening A which can store the container unit 1 at its front face and has the through-hole 5 with which a hook 8 hanged from a top wall 71a is engaged inside the opening A, and a cover 72 held on the upper part of the case body 71 so as to be swingable and fitted to the opening A. A cutout 72d is formed at the lower end of the cover 72, and a spouting lever 9 held by the cover 71 so as to be swingable and pressing the pressing head 4h is provided in a region forming the cutout 72d. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention has a pump dispenser attached to the mouth of an inverted flexible thin-walled container, and negative pressure is generated in the thin-walled container by repeated pushing and returning operations of the pressure head provided on the pump dispenser. The present invention relates to an inverted thin-walled container unit equipped with a pump dispenser, and a pump-type fluid supply device that houses the same.

In the conventional pump type fluid supply device, a separate swing case is provided for the installation case, and the mouth of the inverted pouch unit faces downward from the opening formed in the swing case. (For example, refer to Patent Document 1).
Japanese Patent Application No. 2004-331115

  However, since a thin-walled container such as a pouch has flexibility, a part of the pouch is locally crushed due to a decrease in the internal pressure of the pouch due to a pumping action for causing dispensing. May occur. The occurrence of this crushing causes a problem of hindering smooth dispensing.

  The present invention has been made based on the above fact recognition, and by suppressing the occurrence of unintended local crushing, an inverted thin-walled container unit including a pump dispenser that can be smoothly dispensed, and An object of the present invention is to provide a stored pump type fluid supply device.

An inverted thin-walled container unit having a pump dispenser according to the present invention has a pump dispenser attached to the mouth of an inverted flexible thin-walled container, and the pressing head provided on the pump dispenser is pushed and returned. In an inverted thin-walled container unit equipped with a pump dispenser that allows liquid to be dispensed by generating a negative pressure in the thin-walled container by repeated operations.
The thin-walled container has a through-hole or a slit for suspending the thin-walled container in an inverted state in a strip-like portion provided in the thin-walled container.

  The thin container according to the present invention preferably includes an adapter with an on-off valve for connecting the mouth and the pump dispenser between the mouth of the container and the pump dispenser.

  Moreover, a pouch is mentioned as a thin container which concerns on this invention, In this case, let the said strip | belt-shaped part be the seal part formed in the peripheral part of the pouch.

The pump-type fluid supply apparatus that houses the inverted thin container unit according to the present invention has an opening on the front surface that can store the inverted thin container unit according to any one of claims 1 to 3, and the opening An inverted thin-walled container unit storage body provided with a protruding member that engages with the through-hole or the slit in the part,
The inverted thin-walled container unit storage body is swingably held and includes a lid body that fits the opening,
A notch is formed in the lower end of the lid, and in the region forming the notch, the inverted thin-walled container unit storage body or the lid is swingably held so as to cause the pressing head to be pushed out. A lever is provided.

  In the device of the present invention, it is preferable that a guide for guiding the inverted thin container unit in the front-rear direction is provided inside each side surface of the inverted thin container unit housing.

  In the present invention, by forming a through-hole or a slit for suspending the thin container in an inverted state in the band-shaped portion provided in the thin container, a protrusion member is provided on the container of the thin container, If the protruding member is engaged with such a through hole or slit, the thin container can be suspended in an inverted state. As a result, the fluid in the thin container is surely collected toward the mouth by its own weight, so that tension for expanding the thin container is generated at least near the mouth of the thin container. For this reason, even if the internal pressure of the thin-walled container decreases with the pouring, the occurrence of unintended local crushing can be suppressed.

  Therefore, according to the present invention, there is provided an inverted thin-walled container unit including a pump dispenser that can be smoothly dispensed by suppressing the occurrence of unintended local crushing, and a pump-type fluid supply device that accommodates the inverted thin-wall container unit. can do.

  Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

  FIG. 1 shows an inverted thin-walled container unit (hereinafter referred to as “container unit”) 1 having a thin-walled container (pouch) 2 and a pump dispenser 4, which is an embodiment of the present invention, mounted on a fixed object such as a wall W. 1 is a partial cross-sectional view of a pump-type fluid supply device (hereinafter referred to as “the present invention supply device”) 10, which is an embodiment of the present invention, housed in a case (hereinafter referred to as “case”) 7 from the side. .

  FIG. 2 is a partial cross-sectional view showing a state when the used container unit 1 is taken out from the case 7 from the side. Further, FIG. 3 is a plan view schematically showing the pouch 2 with a part thereof omitted, and FIGS. 4 (a) to 4 (b) are a front view, a top view and a bottom view of the case 7, respectively. is there.

  The pouch 2 used for the container unit 1 is provided with a belt-shaped part (seal part) 3 by superimposing edges of sheet material made of one or a plurality of synthetic resins and then applying a heat seal or the like to the part. ing.

  The liquid content to be filled in the pouch 2 is introduced into an internal space formed inside the seal portion 3, and is kept in a liquid-tight state by mounting the pump dispenser 4 to the mouth portion (spout) 2a of the pouch 2. Is done. The pump dispenser 4 extends in a direction intersecting the container axis O (for example, a direction orthogonal to the axis O), and a nozzle 4n that discharges contents is opened downward.

  The pump dispenser 4 has a base 4a with a built-in pump mechanism, and a liquid introduction port 4b opened upward is formed in the base 4a. A socket 4c having an internal passage is disposed at the liquid inlet 4b. The socket 4c according to the present embodiment is connected by fitting means such as undercut fitting made of a combination of unevenness or convexity, but the means is not necessarily limited.

  Reference numeral 11 denotes an adapter with an on-off valve that connects the mouth portion 2a and the pump dispenser 4. After the adapter 11 is inserted into the socket 4c, a means such as a bayonet (the convex portion provided on one side is inserted into the groove side provided on the other side, and then pulled out by rotating in that state. By connecting the pump dispenser 4 to the pump dispenser 4, it is detachably connected.

  The adapter 11 includes a cylindrical body 11a that fits and holds the mouth portion 2a in a non-rotatable manner, a cylindrical valve body 11b that is integrally connected to the inside of the cylindrical body 11a, and a space between the cylindrical body 11a and the valve body 11b. And a valve seat 11c that is non-rotatably connected to the socket 4c. That is, the adapter 11 is integrated with the pouch 2 via the cylinder 11a, and the pump dispenser 4 is integrated via the valve seat 11c. As a result, if the adapter 11 rotates the cylinder 11a together with the pouch 2 clockwise or counterclockwise, the valve body 11b also rotates in synchronization therewith, and the flow path formed between the valve seat 11c Open and close. In this embodiment, it is difficult to grasp and rotate the container body by using the flexible pouch 2 whose appearance is deformed as the contents are reduced. For this reason, the adapter 11 according to the present embodiment is rotated together with the pouch 2 by providing a knob (lever) 11d outside the cylindrical body 11a.

  Thereby, when the operation of pushing and returning the nozzle head (pressing head) 4h provided in the pump dispenser 4 is repeated, the contents in the pouch 2 are poured out from the nozzle head 4h while the pouch 2 is reduced.

  In the seal portion 3 according to this embodiment, among the seal portions 3 formed in the pouch 2, a through hole 5 is formed in the bottom side seal portion 3a, and the side portion seal portion 3b has a through hole, respectively. A hole 5 is formed. Each of the through holes 5 functions to suspend the pouch 2 in an inverted state.

  The position where the through hole 5 is formed is not particularly limited as long as it is a position where the pouch 2 can be suspended in an inverted state. For example, at least one through hole 5 may be formed in the bottom side seal portion 3a. The same applies to the side seal part 3b. Furthermore, the position where the through hole 5 is formed can be appropriately set for the entire seal portion 3 such as only one of the bottom side seal portion 3a and the side portion seal portion 3b. Further, the through hole 5 may be a slit formed in the seal portion 3.

The case 7 has a case body 71 having an opening A capable of accommodating the container unit 1 on the front surface, and is held swingably on the upper portion of the case body 71 via a pin P _{1 so} as to fit the opening A. A cover (lid) 72.

  In the opening A, a protruding member 8 that engages with the through hole 5 is provided. The protruding member 8 of the present embodiment hangs down from the top wall 71a of the case main body 71 that forms the opening A, and the tip 8a penetrates the through hole 5 so as to be a hook member engaged with the through hole 5. That is, the protruding member 8 functions as a hanging member for hanging the pouch 2 in the case 7 in an inverted state.

  Further, the case main body 71 is provided with a ridge portion 71s on the inner side surface thereof. As shown in FIG. 1, each of the protrusions 71s functions as a stopper for preventing the protrusion 72s from entering the opening A when the cover 72 is closed.

  Further, on the inner side surface of the case main body 71, protrusion guides 71G extending in the front-rear direction are provided. The guide 71G forms a gap Δd with the floor surface 71f of the case body 71, and guides 4G provided on both sides of the support member 4s fitted from the rear of the pump dispenser 4 can slide in the gap Δd. To fit. Thereby, the guide 71G functions as a guide for guiding the container unit 1 in the front-rear direction and preventing the container unit 1 from floating, and as shown in FIG. 1, the container unit 1 is slid along the guide 71G. Thus, it can be attached to and detached from the case main body 71.

  As shown in FIG. 1, the pump dispenser support member 4s can slide on the floor surface 71f of the case body 71 and contact the back surface 71w of the case body 71.

  In addition, on the back surface of the bottom wall 4f of the pump dispenser support member 4s, two protrusions 4d whose front surface forms a vertical surface are provided. On the other hand, the floor surface 71f of the case body 71 is formed with two long holes 71c extending in parallel with each other along the front-rear direction at positions corresponding to the protrusions 4d. The protrusion 4d and the long hole 71c also function as a guide for guiding the container unit 1 in the front-rear direction.

  As a result, the inverted pouch unit 1 is supported on the floor surface 71f of the case main body 71 and positioned at an appropriate position in the case main body 71.

  At the lower end of the cover 72, a notch 72d is formed. In the region that forms the notch 72d, a dispensing lever 9 that causes the nozzle head 4h to be pushed is provided. The dispensing lever 9 has two pin-like portions 9p, and each pin-like portion 9p is held by the cover 72 so as to be swingable.

  As a result, the user opens the cover 72 and slides the container unit 1 into the case body 71 while sliding the guide 4G of the container unit 1 into the gap Δd between the guide 71G of the case 7 and the floor surface 71f. The container unit 1 can be stored in the case 7 by a simple operation of storing and closing the cover 72 after the projection member 8 is engaged with the through hole 5 of the pouch 2 and the pouch 2 is suspended. .

  Further, after the container unit 1 is accommodated in the case 7 and used as the supply device 10, it is possible to realize the dispensing of the contents from the nozzle head 4h simply by pressing the dispensing lever 9.

  According to the present invention, the projecting member 8 is provided in the case main body 71 by forming the through hole 5 for hanging the pouch 2 in an inverted state in the seal portion 3 provided in the pouch 2. If the protruding member 8 is engaged with the through hole 5, the pouch 2 can be suspended in an inverted state. As a result, the contents in the pouch 2 are surely gathered toward the mouth 2a by its own weight, so that tension for expanding the pouch 2 is generated at least in the vicinity of the mouth 2a of the pouch 2. For this reason, even if the internal pressure of the pouch 2 decreases with the pouring, it is possible to suppress the occurrence of unintended local crushing.

  Therefore, according to the present invention, it is possible to provide a container unit 1 that can be smoothly poured out by suppressing the occurrence of crushing as described above, and a pump-type fluid supply device 10 that houses the container unit 1. .

  The above description shows only one embodiment of the present invention, and various modifications can be made within the scope of the claims. For example, the configuration of the pump dispenser is not limited as long as fluid can be dispensed by generating negative pressure in the container by repeatedly pushing and returning the pressing head. Further, instead of a pouch, a thin-walled container such as a blow molded container or a thermoformed container may be used, and a through hole may be provided in a belt-shaped part (plate-shaped part) formed on the outer peripheral surface of the container. Furthermore, it is also possible to form a protruding member on the thin container side and provide a through hole on the case body side.

  The present invention can be used regardless of the viscosity of the fluid. For example, the present invention can be used in household products such as liquid soap, shampoo, and rinse, and cosmetics such as emulsion.

It is a partial cross section which shows the state which accommodates the inverted thin container unit which is one form of this invention in a case. It is a partial cross section which shows the pump type fluid supply apparatus which is one form of this invention which accommodated the inverted thin container unit in the case in the same form from the side. It is a top view shown typically in the state where a part of the thin container (pouch) of the same form was omitted. (a)-(c) is the front view, top view, and bottom view of a case of the same form, respectively.

Explanation of symbols

1 Inverted thin container unit 2 Pouch
2a Pouch mouth part 3 Seal part
3a Bottom seal
3b Side seal part 4 Pump dispenser
4h Nozzle head (pressing head)
4G guide 5 Through hole 7 Case
71 Case body
72 Cover (lid)
71c oblong hole
71G Guide
71s Projection part 8 Projection member (hook member)
9 Extraction lever
9p Pin-shaped member
10 Supply device (pump-type fluid supply device containing an inverted thin container unit)
11 Adapter
11a cylinder
11b Disc
11c valve seat

Claims (5)

By having a pump dispenser attached to the mouth of an inverted flexible thin-walled container, by generating negative pressure in the thin-walled container by repeatedly pushing and returning the pressure head provided on this pump dispenser, In an inverted thin-walled container unit equipped with a pump dispenser that allows fluid to be dispensed,
An inverted thin-walled container unit having a pump dispenser, wherein the thin-walled container has a through-hole or a slit for suspending the thin-walled container in an inverted state in a strip-like portion provided in the thin-walled container.   2. An inverted thin container unit having a pump dispenser according to claim 1, wherein an adapter with an on-off valve for connecting the mouth part and the pump dispenser is provided between the mouth part of the thin container and the pump dispenser. .   The inverted thin-walled container unit having a pump dispenser according to claim 1 or 2, wherein the thin-walled container is a pouch, and the band-shaped part is a seal part formed on a peripheral part of the pouch. An inverted thin wall having an opening on the front surface capable of accommodating the inverted thin container unit according to any one of claims 1 to 3, and a protrusion member that engages with the through hole or the slit is provided in the opening. A container unit housing,
The inverted thin-walled container unit storage body is swingably held and includes a lid body that fits the opening,
A notch is formed in the lower end of the lid, and in the region forming the notch, the inverted thin-walled container unit storage body or the lid is swingably held so as to cause the pressing head to be pushed out. A pump-type fluid supply device storing an inverted thin-walled container unit, wherein a lever is provided.   5. The pump-type fluid supply device storing an inverted container unit according to claim 4, wherein guides for guiding the inverted thin container unit in the front-rear direction are provided on the inner side surfaces of the inverted thin container unit storage body. .

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