JP2006036339A - Liquid filling machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a liquid filling machine used for filling liquid drink such as bear or soft drink into a liquid container, the machine being designed so as to prevent deterioration of the quality of the liquid drink stagnating in a reservoir section when the liquid container is filled with the liquid drink. <P>SOLUTION: The liquid filling machine 1 fills the liquid container 2 with a liquid drink through a mouthpiece 3 from below. The machine comprises a cylinder rod 4 disposed in contact with the mouthpiece 3 of the liquid container 2 and vertically freely movable, an exhaust hole 7 made through the cylinder rod 4 in the center along its length; the reservoir section 5 formed around the cylinder rod 4; a supply pipe 6 communicating with the reservoir section 5; and a push cylinder 8 fitted in the reservoir section 5 so as to freely vertically slide and push the liquid drink stagnating in the reservoir section 5 into the liquid container 2. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a liquid filling machine that fills liquid containers such as beer and soft drinks, and more specifically, a liquid that does not leave a staying part of a liquid passage part when filling a beverage liquid. It relates to a filling machine.

  Conventionally, as this type of liquid filling machine, the one shown in FIG. 5 is known. This will be described in detail with reference to FIG. 5. The liquid filling machine 1 in FIG. 5 is of a type in which the liquid container 2 is turned upside down and filled with a beverage liquid through the base 3 from below, and the cylinder rod 4 that contacts the base 3. And a staying portion 5 provided around the base 3 side of the cylinder rod 4 through which the liquid filled from the base 3 passes, and a supply pipe 6 for feeding beverage liquid into the liquid container 2 from a supply source (not shown). And is mainly configured.

  In operation, the liquid filling machine 1 of FIG. 5 opens the base 3 of the liquid container 2 by pushing up the cylinder rod 4 as shown in FIG. 2 after transporting the empty liquid container 2 before filling by a transport device (not shown). At the same time, the cylinder rod 4 is connected to the liquid container 2. Next, the filling liquid control valve 11 is opened, the beverage liquid supply pipe 6 is communicated with the liquid container 2, the beverage liquid is filled in the liquid container 2 in the direction of the arrow, and the gas sealed in the liquid container 2 is simultaneously discharged. The gas vent pipe 10 in the liquid container 2, the exhaust hole 7 penetrating in the central longitudinal direction of the cylinder rod 4, and the exhaust line 13 are then exhausted from the liquid container 2 in the direction of the arrow. At this time, the beverage liquid being filled is filled in the staying portion 5.

  When the filling reaches a predetermined amount, the cylinder rod 4 is pulled down as shown in FIG. 4 to close the base 3 of the liquid container 2 to complete the filling of the beverage liquid. The staying liquid staying in the staying part 5 is discharged through the discharge line 9 in FIG.

Since the beverage liquid discharged to the discharge line 9 comes into contact with the outside air, the quality deteriorates, and in order to regenerate it as a product, it is necessary to perform complicated processing with great cost or to dispose of it. It was. In addition, the liquid filling machine has been improved in order to reduce the retention, but it is still not sufficient.
JP-A-8-230988

  The problem to be solved is that, when filling a liquid container such as beer or soft drink from a downward direction through a base, filling the liquid liquid retained in the retention part into the liquid container as described above. It is an object of the present invention to provide a liquid filling machine in which the drawbacks existing in the technology are improved.

  In order to solve the above-described problem, according to the present invention, in a beverage liquid in which a liquid container is filled with a beverage liquid from below, a cylinder rod that comes into contact with the base of the liquid container and is movable up and down, An exhaust hole penetrating in the longitudinal direction of the center of the cylinder rod, a staying portion provided around the cylinder rod, a beverage liquid supply pipe communicating with the staying portion, and a slideable up and down in the staying portion And a pushing cylinder that pushes the beverage liquid retained in the retention portion into the liquid container.

  The liquid filling machine according to the present invention having the above-described configuration is configured such that the pushing cylinder is slidably fitted up and down in the staying part, and the drinking liquid staying in the staying part is removed from the outside air by sliding the pushing cylinder upward. Since the liquid is pushed into the liquid container without touching the liquid, the staying liquid can be filled into the liquid container without deteriorating the quality, and there is no waste.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.
FIG. 1 is a cross-sectional view of a specific example of a liquid filling machine according to the present invention, showing a state in which a mouthpiece is opened and beverage liquid is filled in a liquid container. FIG. 2 is a partially enlarged cross-sectional view showing a state in which the base is opened. FIG. 3 is a cross-sectional view of a state in which the beverage cylinder staying in the stay portion is pushed into the liquid container by sliding the pushing cylinder upward, and then the cylinder rod is pulled down to close the base. FIG. 4 is a partially enlarged cross-sectional view showing a state in which the base is closed. FIG. 5 is a cross-sectional view of a conventional known liquid filling machine.

  As shown in FIGS. 1 to 4, the liquid filling machine 1 according to the present invention is a type in which a liquid container 2 such as a beer bowl is turned upside down and filled with a beverage liquid such as beer or a soft drink through a base 3 from below. A cylinder rod 4 which is in contact with the base 3 of the liquid container 2 and is movable up and down, an exhaust hole 7 penetrating in the longitudinal direction of the center of the cylinder rod 4, and provided around the cylinder rod 4. A beverage liquid staying portion 5, a beverage liquid supply pipe 6 communicated with the staying portion 5, and a staying liquid pushing cylinder 8 slidably fitted to the staying portion 5 up and down. Is done.

  As shown in FIGS. 1 and 2, the liquid filling machine 1 according to the present invention having the above-described configuration pushes up the cylinder rod 4 to open the base 3 of the liquid container 2 and slides the pushing cylinder 8 downward. The supply pipe 6 is communicated with the liquid container 2 through the retention part 5 and the exhaust hole 7 is communicated with the liquid container 2 through the gas vent pipe 10, whereby beverage liquid is communicated from the supply pipe 6 through the retention part 5. Then, the gas filled in the liquid container 2 and enclosed in the liquid container 2 is exhausted from the exhaust hole 7.

  Next, as shown in FIG. 3 and FIG. 4, the pushing cylinder 8 is slid upward and moved, the beverage liquid staying in the staying portion is pushed into the liquid container 2, and then the cylinder rod 4 is pulled down. Then, the base 3 of the liquid container 2 is closed, and the staying part 5 and the exhaust hole 7 are shut off from the liquid container 2.

  The feature of the present invention resides in that the pushing cylinder 8 is fitted to the stay portion 5 so as to be slidable up and down. As a result, the pushing cylinder 8 is slid upward, and the beverage liquid staying in the staying portion 5 can be pushed into the liquid container 2 without touching the outside air, and the staying liquid is liquid without causing quality deterioration. The container 2 can be filled with no waste.

  In operation, the above-described liquid filling machine 1 of the present invention first transports an empty liquid container 2 before filling with a transporting device (not shown), and pushes up the cylinder rod 4 after setting as shown in FIGS. 1 and 2. Then, the base 3 of the liquid container 2 is opened, and the staying part 5 is communicated with the liquid container 2. FIG. 1 is a cross-sectional view of the entire liquid filling machine 1 with the base 3 open, and FIG. 2 is an enlarged partial cross-sectional view with the base 3 open.

  Next, the filling liquid control valve 11 and the exhaust control valve 12 are opened, the beverage liquid supply pipe 6 is communicated with the liquid container 2, and the beverage liquid is supplied from a supply source (not shown) through the supply pipe 6 and the retention portion 5 in the liquid container 2. In the direction of the arrow. At the same time, the gas sealed in the liquid container 2 is passed through the gas vent pipe 10 in the liquid container 2, the exhaust hole 7 penetrating in the central longitudinal direction of the cylinder rod 4, and then in the liquid container 2 through the exhaust line 13. To exhaust in the direction of the arrow. When the filling amount of the beverage liquid reaches a predetermined amount set in a flow meter (not shown), the filling liquid control valve 11 of the supply pipe 6 and the exhaust control valve 12 of the exhaust line 13 are closed. Thereby, filling of the liquid liquid into the liquid container 2 is completed. At this time, the staying part 5 is filled with beverage liquid.

  Next, as shown in FIG. 3, the pushing cylinder 8 is slid upward to push the beverage liquid staying in the staying portion 5 into the liquid container 2 without touching the outside air, and then shown in FIG. Thus, the cylinder rod 4 is pulled down to close the base 3 of the liquid container 2, whereby the inside of the liquid container 2 and the liquid filling machine 1 are separated.

  In the liquid filling machine 1 of the present invention having the above-described configuration, the pushing cylinder 8 is slidably fitted up and down in the staying portion 5, and the pushing cylinder 8 is slid upward to stay in the staying portion 5. Since the beverage liquid is pushed into the liquid container 2 without touching the outside air, the staying liquid can be filled without deteriorating the quality, and the beverage liquid is not wasted. Therefore, the present invention is highly applicable to food factories that handle beverages, such as beer factories and soft drink factories.

It is sectional drawing of one specific example of the liquid filling machine concerning this invention, Comprising: The state which opened the nozzle | cap | die and is filled with the liquid drink is represented. It is a partial expanded sectional view of the state which opened the nozzle | cap | die. It is sectional drawing of the state which slid the pushing cylinder upwards, pushed the drink liquid which is staying in the stay part into the liquid container, pulled down the cylinder rod, and closed the mouthpiece. It is a partial expanded sectional view of the state where a mouthpiece was closed. It is sectional drawing of the conventional well-known liquid filling machine.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Liquid filling machine 2 Liquid container 3 Cap 4 Cylinder rod 5 Retaining part 6 Supply piping 7 Exhaust hole 8 Push-in cylinder 10 Degassing tube 13 Exhaust line

Claims (3)

  In a liquid filling machine for filling beverage liquid from below through a base into a liquid container, a cylinder rod that comes into contact with the base of the liquid container and is movable up and down, and an exhaust hole that penetrates in the center longitudinal direction of the cylinder rod, The beverage liquid staying portion provided around the cylinder rod, the beverage liquid supply pipe communicated with the staying portion, and the staying portion are slidably fitted up and down to be retained in the staying portion. A liquid filling machine comprising a pushing cylinder for pushing the beverage liquid into the liquid container.   2. The liquid cylinder according to claim 1, wherein the cylinder rod is pushed up to open a base of the liquid container, and the push cylinder is slid downward to communicate the supply pipe into the liquid container through the retention portion, and the exhaust hole is connected to the liquid container. In this way, the beverage liquid is filled into the liquid container from the supply pipe through the retention portion, and the gas sealed in the liquid container is exhausted from the exhaust hole, and then the pushing cylinder is slid upward. 2. The liquid filling machine according to claim 1, wherein after the beverage liquid staying in the staying section is pushed into the liquid container, the cylinder rod is pulled down to close the base of the liquid container. The liquid filling machine according to claim 1, wherein the beverage liquid is beer or an effervescent soft drink.

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