JP2716853B2 - High pressure processing equipment - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a high-pressure processing apparatus that performs cooking and sterilization of food, sterilization of pharmaceuticals, medical materials, and the like by using high-pressure hydrostatic pressure.

[Conventional technology]

FIG. 5 is a front view of an example of a conventional high-pressure processing apparatus, and FIG. 6 is a sectional view of the same apparatus. In the figure, 01 is a cylindrical high-pressure container, 02 is a front lid of the container, 03 is a rear lid of the container, 04 is a yoke frame, 05 is a hydraulic cylinder for moving the yoke frame 04 to the side, and 06 is a hydraulic cylinder. A supply trolley for loading and unloading an object to and from the apparatus, 07 is a roller conveyer provided on the trolley, and P is sealed and packed with a flexible film or a paper container. W to be treated, such as food and medicine, is water. 04X is a position after the movement when the yoke frame 01 is moved by the hydraulic cylinder 05.

When using this apparatus, first move the yoke frame 04 to the position of 04X in the figure by the hydraulic cylinder 05,
2 is opened, the supply trolley 06 is moved, the workpiece P is inserted into the container 01 by the roller conveyor 07, the front cover 02 is attached again, the yoke reboom 04 is moved, and then water W is charged and pressurized. In this apparatus, the high-pressure vessel is fixed. In addition, the rear cover 03 is not opened and closed during use, only the front cover 02 is opened and closed, and the loading and unloading of the object to be processed are performed only from the front side.

[Problems to be solved by the invention]

In the conventional high-pressure processing apparatus, the loading and unloading of the object to be processed are both performed from one end of the cylindrical container, which hinders an improvement in work efficiency.

In addition, since the structure is such that the heavy yoke frame is moved in the lateral direction, there is a disadvantage that the apparatus becomes large as a whole and requires a large installation area.

The present invention improves the work efficiency of loading and unloading as a structure capable of opening and closing the lids at both ends of the high-pressure vessel, and also fixes a heavy yoke frame, and moves the lighter high-pressure vessel in the vertical direction. The goal is to reduce the size and installation area.

[Means for solving the problem]

The present invention has solved the above-mentioned problem, and relates to a high-pressure processing apparatus having the following features.

(1) A high-pressure process for pressurizing an object to be processed such as food or medicine sealed in a flexible film or the like in a cylindrical high-pressure container horizontally installed in a yoke frame and closed at both ends. In the processing apparatus, means is provided for opening both lids at both ends of the high-pressure container when loading and unloading the object.

(2) In the high-pressure processing apparatus according to the preceding paragraph, means is provided for vertically moving the high-pressure container while the yoke frame is fixed when the workpiece is loaded and unloaded.

[Action]

(1) In the apparatus of the present invention, both the lids at both ends of the cylindrical high-pressure vessel are opened, the direction of transfer of the object to be treated is unidirectional, the object is carried in from one end, and carried out from the other end. Do this at the same time. Thereby, the efficiency of the loading / unloading operation can be improved.

(2) In the apparatus of the present invention, the high-pressure container is moved in the vertical direction when loading and unloading the workpiece, and the loading and unloading of the workpiece is performed at a position where the transfer path of the workpiece is not obstructed by the equipment such as the yoke frame. I do. In this apparatus, since the container is moved in the vertical direction, the size can be reduced as compared with the conventional apparatus in which a heavy yoke frame is moved. Since no extra floor area is required, the installation area can be reduced as compared with the conventional apparatus for moving the yoke frame in the lateral direction.

〔Example〕

FIG. 1 is a front view (partly sectional view) of an embodiment of the high-pressure processing apparatus of the present invention, and FIG. 2 is a plan view of the embodiment.
In the figure, reference numeral 1 denotes a cylindrical high-pressure vessel. In this apparatus, as shown in a plan view (FIG. 2), two high-pressure vessels (A) and (B) are provided in parallel in one apparatus. 2 is a front lid, 3 is a water supply covering mounted on the front lid, 4 is a hydraulic cylinder, 5 is a rear lid, 6 is a yoke frame, 7 is a container elevating device, 8 is a conveyor for carrying in, 9
Is a conveyer for carrying out, 10 is a water supply / drain port to which a water supply / drain pipe is connected, 11 is an overflow port to which an overflow pipe is connected, 12 is a pressure port to which a high pressure pipe is connected, and P is a flexible film or a paper container. It is an object to be processed such as food and medicine which is hermetically packed. Also, 1X is the ascending position of the high-pressure vessel, and D is the lateral movement allowance of the same vessel.

This device is used in the following order. First, the container lifting device 7
To raise the high-pressure vessel 1 to its raised position 1X. Next, the workpiece P is carried in. Container lifting device 7 again
Is operated to lower the high-pressure vessel 1. Next, the container 1 is moved horizontally by a distance D and inserted into the fixed rear lid 5. Next, the water supply covering 3 is advanced. As a result, the container 1 is sealed to the extent that normal-pressure water does not leak.
Drain air and overflow from 11. After being full of water, the front lid 2 is advanced by the hydraulic cylinder 4. Water supply and drain port 10
The overflow port 11 is closed by the side surface of the front lid 2, and the container 1 is sealed so as to withstand high-pressure water. Thereafter, pressurized water is sent through a pressurizing port 12 by a high-pressure pump to increase the pressure inside the container 1. The boosted state is maintained for a predetermined time. During this time, processing such as processing and sterilization of the processing object P in the container 1 proceeds.

After the treatment is completed, the pressure inside the container 1 is reduced through the pressure port 12. The front lid 2 is retracted by the hydraulic cylinder 4, the water supply / drain port 10 and the overflow port 11 are opened, air is introduced from the overflow port, and drainage is performed from the water supply / drain port. The water supply cover 3 is retracted and the high pressure vessel 1
Is moved from the rear cover 5 by a distance D, and the container is raised by the container lifting / lowering device 7 to its raised position 1X. The process object P is unloaded from the unloading side container end opposite to the unloading side using the unloading conveyor 9 to complete one process. The loading of the workpiece P in the next step can be performed from the loading-side container end at the same time as the unloading. Since this apparatus is provided with two high-pressure vessels (A) and (B), they are operated alternately to carry out the loading / unloading operation of the object to be processed and the pressurizing processing alternately, thereby continuing the operation. Work can be done

FIG. 3 is a piping diagram of the present apparatus. In the figure, 1
(A) and (B) are high-pressure containers, each of which shows a pair of containers provided in the above-described apparatus. 13 is a water supply and drain port
Reference numeral 10 denotes a water supply / drainage pipe, and 14 denotes an overflow pipe connected to the overflow port 11, which drains the overflow when supplying water to the container 1 and sucks air when draining the container. Reference numeral 15 denotes a drain pipe branched from the water supply / drain pipe 13, 16 denotes a water supply pipe connected to the water supply / drain pipe 13, and 17 denotes a high-pressure pipe connected to the pressurizing port 12. 18 is a water supply pump connected to the water supply pipe 16, 19 is a high pressure pump connected to the high pressure pipe 17, 20 is a water supply pump for sending water to the high pressure pump, 21 is a water tank, and 22 is tap water for supplying water to the water tank. is there. Reference numeral 23 denotes a control device of the present apparatus, but detailed wiring of signal lines and the like are omitted.

FIG. 4 is a plan view of various examples of the sorting device on the loading side and the unloading side when the present apparatus is used.
Three different device configurations, (b) and (c), are shown.
The most efficient system can be selected and adopted from such loading / unloading devices according to the state around the processing device installation location and the status of the preceding step. In the figure, reference numeral 24 denotes a loading-side sorting device, and 25 denotes a loading-side sorting device.

(A) The workpiece P sent from one direction is stopped at the center of the sorting device 24 on the loading side, and the object P is slid horizontally by 90 ° on the side of the non-pressurized high-pressure vessel, and is aligned with the empty high-pressure vessel. After arranging for easy carrying in, carry in. At the same time, the processed object P is sent out to the unloading-side sorting device 25, aligned, and then slid horizontally by 90 ° to be unloaded. On the other hand, the above operation is completed and the container descends,
When the other treated vessel rises, the same operation is performed on the high-pressure vessel. By repeating this alternately, loading and unloading with high productivity can be performed.

(B) This is an example provided with a device that sorts the flow of the object to be transported to the carriage for carrying the object into each high-pressure vessel by slightly changing the angle.

(C) A loading / unloading-side sorting device in which an object to be processed flows in a direction perpendicular to the high-pressure vessel is installed and loaded into each high-pressure vessel.
This is an example of carrying out.

As described in detail above, the high-pressure processing apparatus of the present embodiment can open and close the lids at both ends of the high-pressure container, so that the flow direction of the processing object during loading and unloading can be made unidirectional.
The work efficiency is improved, and the yoke frame is fixed and the relatively lightweight high-pressure vessel is raised and lowered, so that the equipment per one high-pressure vessel is downsized and the installation area is reduced. For this reason, by alternately operating two as a pair, the work efficiency can be further improved.

〔The invention's effect〕

In the high-pressure processing apparatus of the present invention, by providing means for opening both the lids at both ends of the high-pressure container when loading and unloading the workpiece, the efficiency of loading and unloading the workpiece can be improved. . Alternatively, by further providing a means for moving the high-pressure container in the vertical direction while the yoke frame is fixed when the workpiece is loaded and unloaded, the apparatus can be downsized and the installation area can be reduced.

[Brief description of the drawings]

FIG. 1 is a front view of an embodiment of the present invention, FIG. 2 is a plan view of the embodiment, FIG. 3 is a piping diagram of the embodiment, and FIG. FIG. 5 is a front view of a conventional high-pressure processing apparatus, and FIG. 6 is a cross-sectional view of the apparatus. 1 ... high pressure vessel, 1X ... rise position of high pressure vessel, 2 ... front lid, 3 ... water supply covering, 4 ... hydraulic cylinder, 5
... Back lid, 6 ... Yoke frame, 7 ... Container elevating device, 8 ... Conveyor for carrying in, 9 ... Conveyor for carrying out, 10
…… Supply / drainage port, 11 …… Overflow port, 12 …… Pressure port, 13 …… Plumbing pipe, 14 …… Overflow pipe, 15 …… Drainage pipe, 16 …… Water supply pipe, 17 …… High pressure pipe, 18… … Water supply pump, 19 …… high pressure pump, 20 …… water supply pump, 21 …… water tank, 22 ……
Tap water, 23 ... control device, 24 ... loading side sorting device,
25 ... Discharge side sorting device, 01 ... High pressure vessel, 02 ... Front lid, 03 ... Back lid, 04 ... Yoke frame, 04X ... Position after moving yoke frame, 05 ... Hydraulic cylinder, 06 ... …
Supply trolley, 07 ... Roller conveyor, P ... Workpiece,
W ... water.

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Yoshio Sugimoto, Inventor 4-62-22 Kannonshinmachi, Nishi-ku, Hiroshima-shi, Hiroshima Mitsubishi Heavy Industries, Ltd. Hiroshima Works (72) Inventor Tadao Ozaki 4-chome Kannonshinmachi, Nishi-ku, Hiroshima-shi, Hiroshima No. 6-22 Mitsubishi Heavy Industries, Ltd. Hiroshima Research Laboratory (72) Inventor Tomoyuki Kajiwara No. 4-22 Kannon Shinmachi, Nishi-ku, Hiroshima City, Hiroshima Prefecture Mitsubishi Heavy Industries, Ltd. Hiroshima Research Laboratory

Claims (2)

(57) [Claims] An object to be processed such as food or medicine sealed by a flexible film or the like is pressurized in a cylindrical high-pressure container horizontally installed in a yoke frame and closed at both ends. A high-pressure processing apparatus, wherein means for opening both lids at both ends of the high-pressure container when loading and unloading the object to be processed are provided. 2. A high-pressure processing apparatus according to claim 1, further comprising means for vertically moving said high-pressure container with said yoke frame fixed when said workpiece is loaded and unloaded. High pressure processing equipment.