JP6227922B2 - Water server - Google Patents

Description

The present invention relates to a water server. More specifically, the present invention relates to a water server using a plastic bag containing a beverage liquid.

In the water server, as a storage container for beverage liquid, instead of conventional hard synthetic resin bottles and PET bottles, a plastic bag is used and a needle is used as an opening means. Patent Document 1 “Water server” Is known.

Japanese Unexamined Patent Publication No. 2011-46446 “Water Server”

Japanese Patent Application Laid-Open Publication No. 2011-46446 of Patent Document 1 “Water Server” includes a bottle holder [beverage liquid storage container] for storing a plastic bag filled with a beverage liquid, and a bottle holder [beverage liquid storage A water server including a lid that can be attached to a container, a needle-type opening device for opening a hole in a plastic bag and allowing a beverage liquid to flow out, and a water supply device is disclosed.
The needle of the needle-type opening device has a double hollow tube structure in the opened state of the plastic bag, and two openings are exposed in the plastic bag. A liquid for drinking is supplied to the water supply device in one of the two water passages having a double hollow tube structure, and air is supplied into the plastic bag through the other water passage. Therefore, the inside of the plastic bag of the bottle holder communicates with the outside air, and there is a space that communicates with the other water passage.
Accordingly, there is a problem that sanitary problems such as bacterial growth occur due to the intrusion of outside air and the presence of air retention space.

Therefore, the present invention aims to prevent bacteria from entering the water supply path between the bottle holder and the water supply device and the plastic bag in the bottle holder in a sealed state against the outside air. It is an object of the present invention to facilitate maintenance of the needle up-and-down means and the water supply device.

In the present invention, the container body has a structure in which a plastic bag is brought into contact with the bottom surface of the container body, and the needle of the needle-type opening device has a single inner hole that opens below the needle head. The bottom of the container body is freely projectable, the needle-type opening device is connected to a water supply device, and the beverage liquid in the plastic bag is freely supplied by the water supply device. In the needle type opening device, a guide cylinder for the needle is fixed to the needle support case, the guide cylinder is integrated with the needle support case, and water is supplied to the lower end portion of the needle protruding downward from the needle support case. A fixing flange formed on the upper end of the guide cylinder by fixing the device is made detachable on the bottom surface of the container body, and a needle type opening device, Characterized in that Doru and the upper and lower means and needle support case equipped with a water supply device is detachably attached to the container body.

The present invention has an effect of preventing bacterial growth by sealing between the opening of the needle and the water supply port of the water supply device and eliminating the presence of a space portion that leads to the inside of the plastic bag.
In addition, the needle support case equipped with the needle-type opening device, the needle up-and-down means and the water supply device can be attached to and detached from the container main body, and the water supply mechanism is unitized and attached to the container main body, thereby reducing manufacturing costs and maintenance costs. Has an effect.

Schematic cross-sectional view explaining the outline of the water server of the present invention FIG. 5 is a schematic diagram for explaining the operation of the needle, in which FIG. Figure. The longitudinal cross-section of the water server which shows the Example of this invention. The operation of the set state of the plastic bag is shown, a figure is a longitudinal sectional view, and b figure is a partially enlarged view. The needle operation with respect to a plastic bag is shown, a figure is a longitudinal cross-sectional view, b figure is a partial enlarged view. The water supply state by this invention is shown, a figure is a longitudinal cross-sectional view, b figure is a partial enlarged view. The longitudinal cross-sectional view of a needle type opening device.

The outline of the water server of the present invention will be described with reference to FIG. 1 and FIG.
For the liquid storage container A for beverages, the container body bottom surface 11 of the container body 1 is substantially horizontal.
By storing the plastic bag W in the container body 1 in a flat state, the plastic bag W is brought into contact with the bottom surface 11 of the container body.
The needle 2 of the needle-type opening device B has a structure having a single inner hole 23 that opens 22 below the needle head 21, so that the needle head 21 and the opening 22 of the needle 2 protrude into the center of the bottom surface 11 of the container body. Make it free.
The inner hole 23 of the needle 2 is communicated with the water supply device 50 so that the beverage liquid in the plastic bag is supplied with water.

Hereinafter, the present invention will be described in detail based on the embodiment shown in FIGS.

In the liquid container A for beverages, the container body 1 having the container body bottom surface 11 having a substantially horizontal plane is surrounded by the outer case 12, and the heat insulating material 13 is interposed between the container body 1 and the outer case 12.
A lid 15 for the container body 1 is provided, and the lid 15 is surrounded by a top case 15,

  Next, the needle type opening device B will be described with reference to FIG.

The guide cylinder 24 and the lower guide cylinder 41 are fixed to the needle support case 40, the lower half of the needle 2 is supported by the guide cylinder 24 and the lower guide cylinder 41, and the needle 2 is supported by the needle support case 40. It can be moved up and down by interior.

A needle up-and-down means C is housed inside the needle support case 40.

In the embodiment, the needle up-and-down means C includes a drive gear 44 that meshes with a driven gear 43 formed on the peripheral surface of the needle 2 in a needle support case 40, and the drive gear 44 is driven by an electric motor (not shown). It was set as the structure rotated. The drive gear 44 may be connected to a manual operation lever via a cam mechanism and may be a manual type.

The lower end portion of the needle 2 is protruded below the needle support case 40, and the water supply device 50 is fixed by screwing.

  With the above-described configuration, the needle opening 22 and the water supply device 50 communicate with each other via the inner hole 23 of the needle 2, and the water channel between the needle opening 22 and the water supply device 50 is in a state of being blocked from outside air. .

Referring to FIG. 7, a fixed flange 47 is formed on the upper end of the guide cylinder 24, and the fixed flange 47 is configured to be detachably attached to the bottom surface 11 of the container body via a screw 48 and a seat plate 49. 40 is detachable from the container body 1.

As the cooling means 30,
The container body is made of a metal material having a high thermal conductivity, a metal thermal conductor 32 having a high thermal conductivity is brought into contact with the container body, and the container body bottom surface 11 is interposed by the cooling device 31 via the thermal conductor 32 To cool the beverage liquid in the container body.
As the cooling device 31, a compressor-type cooling device provided at an appropriate position of the airframe is applied, and the heat conductor 32 is cooled by the refrigerant supplied from the compressor. Of course, instead of the compressor cooling device, the cooling device 31 may be configured by an electronic element such as a Peerche element.

Next, the water supply of the beverage liquid according to the present invention will be described.
FIG. 4 shows a state in which the container body 1 contains a plastic bag W filled with beverage liquid, and the plastic bag W is placed on the upper surface of the bottom surface 11 of the container body.
Referring to Fig. B, the lower surface Wa of the plastic bag W is pushed up by the upper end surface 24a of the guide cylinder 24 projecting from the central portion 12 of the bottom surface 11 of the container body. It is horizontal and tensioned.
The distal end of the needle 2 is located inside the guide cylinder 24, and the needle head 21 and the opening 22 are located below the upper end surface 24 a of the guide cylinder 24.

By opening the needle 2, the needle 2 protrudes to the central portion of the bottom surface 11 of the container body, and is in the state shown in FIG.
In FIG. 5 showing the opening operation state of the needle 2, the needle 2 has a needle head 21 and an opening 22 projecting upward from the upper end surface 24 a of the guide cylinder 24, and the needle 2 projects to the center of the container main body bottom surface 11. Thus, the needle head 21 breaks the lower surface Wa of the plastic bag W and protrudes into the plastic bag W, thereby opening the plastic bag W.

In the opening operation state of the needle 2 in FIG. 5, the needle head 21 and the opening 22 of the needle 2 are located in the plastic bag W. Thus, the inner hole 23 of the needle 2 is in communication with the plastic bag W, that is, the needle 2 is in an open state.

Referring to FIG. 6, in the open state of needle 2, the inside of plastic bag W and water supply device 50 are in communication with each other through inner hole 23 of needle 2, and the space portion is in the communication path. It does not exist and is sealed against the outside air.

Thus, the cooling device 31 is activated to supply the cooled beverage liquid in the plastic bag W to the water supply device D.

In the embodiment, the cooling device 31 is provided, but a heating device is also provided, and the beverage liquid in the plastic bag W can be freely cooled / heated by a selective operation. Furthermore, it can also be set as the structure which can select cold water and warm water by setting it as the mechanism which makes switching freely between cooling and heating like a cooling / heating cooler.

  The present invention contributes to the development of the industry by promoting the sales of the water server by reducing the production cost and maintenance cost of the water server.

A Beverage liquid container B Needle-type opening device C Needle up / down means W Plastic bag
1
Container body
11 Container body bottom
2 Needle
21 Needle head
22 opening
23 bore
24 Guide cylinder
40 Needle support case
41
Lower guide cylinder
47 Fixed flange
50 Water supply equipment

Claims (1)

And attachable to the container body and the container body and the beverage liquid container having a lid with a hole in a plastic bag open only drinking liquid for receiving a plastic bag beverage liquid filled In a water server including a needle-type opening device having a needle for causing water to flow out, and a water supply device,
A needle support case having a vertically moving means for vertically moving the needle of the needle-type opening device and a guide cylinder for guiding the needle to vertically move;
The container body has a substantially horizontal bottom surface, accommodates the plastic bag in a flat state, and makes the plastic bag contact the bottom surface of the container body,
The needle of the needle-type opening device has a configuration having a single inner hole that opens below the needle head, and the needle head and the opening of the needle can protrude freely on the bottom surface of the container body.
The needle-type opening device communicates with the water supply mechanism, and the beverage liquid in the plastic bag can be freely supplied by the water supply mechanism.
A water server characterized in that a needle support case equipped with a needle type opening device, needle up-and-down means and a water supply device is detachable from a container body.

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