JP2864233B2 - Container cleaning device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a container cleaning apparatus used in a production apparatus for foods, dyes, feeds, etc. using a movable container.

[0002]

2. Description of the Related Art Japanese Unexamined Patent Publication No. Hei 5-228362 discloses a production method using various kinds of raw materials using a moving tank, which uses a moving tank capable of efficiently performing multi-product small-quantity production or multi-product variable production. In the system, a cleaning device is disclosed in which a cleaning wing having a brush attached to a tip thereof and a cleaning liquid injection port arranged near the brush is in contact with the inner surface of a movable tub that is kept open vertically during production. 6-838
No. 27 relates to an automatic cleaning apparatus for a tank, in which a tank transported to a cleaning station by a transport carriage is transferred to a cleaning stand. After that, insert the cleaning unit with the brush attached to the tip and the cleaning liquid injection port near the brush into the vertically open vertical tank, which is the same as the stirring and mixing step and the cooking step, and slide the brush on the inner wall of the tank. A cleaning device for cleaning at least is disclosed.

[0003]

SUMMARY OF THE INVENTION The above-mentioned Japanese Patent Laid-Open Publication No.
In the cleaning device disclosed in Japanese Patent Publication No. 28362 and Japanese Patent Publication No. 6-83827, the brush may be slid in contact with the inner surface of the moving tank, and the bristles of the brush may remain as foreign matter in the moving tank and be mixed into the product. There is a high problem. In the above-described cleaning apparatus, the cleaning is performed while spraying the cleaning water while keeping the moving tank open vertically, so that the cleaning water is accumulated in the moving tank, and the cleaning water can be reused for the initial cleaning. On the other hand, although there is an advantage, there is a problem that the washing water remains in the moving tank even after the washing is substantially completed, and so-called rinsing is extremely inefficient.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the conventional tank cleaning apparatus, and does not use a brush. An object of the present invention is to provide a container cleaning device that is free from fear. The present invention also provides a container washing apparatus that performs washing while spraying washing water in a state where the moving tank is opened downward, so that the washing water does not accumulate in the moving tank and so-called rinsing can be performed very efficiently and completely. The purpose is to do.

[0005]

SUMMARY OF THE INVENTION According to the present invention, there is provided an internal cleaning device in which an annular rail to which an upper open container is fixed is rotated to turn the upper open container downward, and washing water is sprayed into the inner container to wash the inner container. And an internal washing nozzle is attached to the annular rail, and the internal washing nozzle is attached to a swing arm that is swingably attached to the annular rail, and the swing arm is A container cleaning apparatus characterized by swinging between a position at which an internal cleaning nozzle is jetted and a position at which the internal cleaning nozzle and the swing arm member do not hinder the movement of the container.

[0006]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a cooking vessel cleaning apparatus according to an embodiment of the present invention. For example, a cooked food manufacturing apparatus (not shown) has a raw material input station, a cooking station, a waiting station, a discharge station, a washing station, and the like. It is configured to move between them. The cooking vessel cleaning apparatus 1 according to the embodiment is disposed in the cleaning station, and includes a roller conveyor 4, a turntable 6, an external cleaning unit 8, and an internal cleaning unit 10, as shown in FIG. The roller conveyor 4 is configured to rotationally drive a plurality of conveyor rollers 12 orthogonal to the conveying direction in a predetermined direction, and moves the cooking container C from a circulation path (not shown) for a self-propelled conveyance vehicle to a washing station. Carry in and out of The cooking container C is composed of a pot container 14 for heating and cooking with steam in a jacket structure opened upward and a base 16 supporting the pot container 14.

The turntable 6 includes a plurality of rotatable conveyor rollers 2 on a rotatable table body 20.
The cooking container C conveyed from the circulation path is placed and rotated 90 ° clockwise and counterclockwise to carry in / out the external washing unit 8 and the internal washing unit 10. Do. The turntable 6 has a first proximity switch D
The first, second proximity switch D2, and third proximity switch D3 are arranged along the carry-in / carry-out path. First proximity switch D
1, the second proximity switch D2, and the third proximity switch D3
Each of them has the same configuration, and detects that the base 16 of the cooking container C is above it. The output of the first proximity switch D1 controls the start of loading of the cooking container C and the end of unloading. That is, when the cooking container C is detected when the cooking container is carried in, the conveyor roller 22 is driven to start carrying in. When the cooking container C is not detected when the cooking container is carried out, the conveyor roller 22 is not driven and stops carrying out. . The output of the second proximity switch D2 controls to reduce the carrying speed of the cooking container C. That is, when the cooking container C is detected when the cooking container is carried in, the carrying speed of the conveyor roller 22 is reduced. The output of the third proximity switch D3 performs control for ending the loading of the cooking container C. That is, when the cooking container C is detected when the cooking container is carried in, the conveyor roller 2 is detected.
2 stops.

As shown in FIGS. 1 and 2, the outer cleaning section 8 has a conical bottom at the bottom of an outer cleaning housing 31 with a shutter 30, and a drain pipe 33 is connected to the lowest part. Inside the outer cleaning housing 31, the upper peripheral nozzle pipe 32 at the upper part, the intermediate peripheral nozzle pipe at the middle part, the lower peripheral nozzle pipe at the lower part, and the outer part are formed so as to surround the cooking vessel C in a horizontal plane. It has four vertical nozzle pipes 40 provided vertically at four corners in the cleaning housing 30. The upper peripheral nozzle pipe 32 injects the cleaning water at a 45 ° downward inclination and jets the cleaning water in the horizontal direction, the intermediate peripheral nozzle pipe 36, the lower peripheral nozzle pipe 38, and the vertical nozzle pipe 40. These nozzle pipes are supported by a support frame 44, and pressurized washing water of about 70 ° C., which is pressurized to 5 to 6 atm, is supplied from a connecting pipe 50. In the external cleaning unit 8 as well, like the chain conveyor 54 driven by the motor 52 and the turntable 6, the first proximity switch D1,
A second proximity switch D2 and a third proximity switch D3 are provided.

As shown in FIGS. 3 and 4, the internal cleaning section 10 has a cylindrical shape with a horizontal axis, and has an internal cleaning housing 60 whose end opposite to the external cleaning section 8 is closed. The bottom of the inner cleaning housing 60 has a gutter shape, and a drain pipe 61 is connected to the lowest part. In the inner cleaning housing 60, the annular frame 6 with the chain gear 62 coaxial therewith is provided.
4 is rotatably supported by a support roller 66. The chain gear 62 is meshed with a drive belt 72 driven by a motor 70 and a chain belt 73 with which a guide gear 68 is engaged. The annular frame 64 has a horizontal width that can sufficiently accommodate the cooking container C. Inside the annular frame 64, a roller conveyor 65 and a proximity switch (not shown) are arranged similarly to the turntable 6. The annular frame 64 is further provided with two pairs of locking devices 76 for firmly fixing the cooking container C located at a predetermined position to the annular frame 64. In the annular frame 64, the internal cleaning nozzle 80 is further supported by a swingable nozzle arm 82. The nozzle arm 82 has a raised position (a position indicated by a solid line in FIG. 3) that does not prevent the normal cooking container C from being carried into and out of the internal cleaning housing 60, and a cleaning position substantially at the center of the cooking container C. (The dotted line in FIG. 3,
(The position indicated by the solid line in FIG. 4). The cleaning water is also supplied to the internal cleaning nozzle 80 similarly to the connection pipe 50 of the external cleaning unit 8.

Next, the cooking vessel cleaning apparatus 1 having the above-described configuration is used.
The operation of will be described. For example, a series of raw material input process,
The cooking container C which has performed the cooking step and the discharging step five times is conveyed to the turntable 6 via the roller conveyor 4 for cleaning. In the turntable 6, the conveyor roller 22 of the turntable 6 is driven to drive the first proximity switch D.
1, the second proximity switch D2 and the third proximity switch D respectively detect the cooking container C, transport the cooking container C, and stop it at a predetermined position. Next, the table body 20 is rotated 90 ° clockwise in FIG. The conveyor roller 22 of the turntable 6 is driven again, and the cooking container C is carried into the external cleaning unit 8. In the external cleaning section 8, the chain conveyor 5
4. The first proximity switch D1, the second proximity switch D2, and the third proximity switch D3 operate to stop the cooking container C at a predetermined position. Next, the shutter 30 is closed, and washing water is sprayed from the upper peripheral nozzle pipe 32, the intermediate peripheral nozzle pipe 36, the lower peripheral nozzle pipe 38, and the vertical nozzle pipe 40 toward the outer surface of the cooking vessel C. Wash water that has washed the outside of the cooking vessel C is discharged from the drain pipe 33. The cooking vessel C is sprayed by the cleaning water for a predetermined time.
When the cleaning of the outside is completed, the jetting of the washing water from each nozzle pipe is stopped, and then the pressurized air is jetted from each nozzle to blow off water droplets attached to the cooking vessel C, and the shutter 30 is opened. The conveyor roller 22, the first proximity switch D1, the second proximity switch D2, and the third proximity switch D of the turntable 6 operate again, and the cooking container C
Is returned to the turntable 6. Turntable 6
Next, the cooking container C is transported to the internal washing unit 10.

In the internal washing section 10, a conveyor roller (not shown), a first proximity switch D1, a second proximity switch D2, and a third proximity switch D3 are operated to operate the cooking container C.
Is stopped at a predetermined position. Next, the nozzle arm 82 supporting the internal cleaning nozzle 80 is lowered, and the internal cleaning nozzle 80 is fixed substantially at the center of the cooking vessel C. At the same time, the lock device 76 is locked, and the cooking container C is firmly fixed to the annular frame 64. Subsequently, the annular frame 64 to which the cooking container C, the internal cleaning nozzle 80, and the roller conveyor 65 are fixed is moved counterclockwise in FIG. 3 by the operation of the motor 70, the driving gear 72, and the chain belt 73.
Rotated to the position shown in FIG. In this state, cleaning water is sprayed from the internal cleaning nozzle 80 toward the inside of the cooking vessel C. The washing water that has washed the inside of the cooking vessel C is discharged from the drain pipe 33 without collecting in the cooking vessel C. When the cleaning of the inside of the cooking vessel C is completed by the injection of the cleaning water for a predetermined time, the injection of the cleaning water from the internal cleaning nozzle 80 is stopped. Thereafter, pressurized air is jetted from the nozzle to blow off water droplets attached to the cooking vessel C. The annular frame 64 is rotated clockwise in FIG. 3 by 150 ° by the operation of the motor 70, the driving gear 72, and the chain belt 73, and returns to the position shown in FIG. Subsequently, the nozzle arm 82 rises, and the internal cleaning nozzle 80 goes out of the cooking vessel C to reach a position shown in FIG.

Subsequently, the conveyor roller (not shown) of the internal washing unit 10, the first proximity switch D1, the second proximity switch D2, and the third proximity switch D3 operate to return the cooking vessel C to the turntable 6, In the turntable 6, the table body 20 is rotated by 90 ° counterclockwise in FIG. After that, the turntable 6 moves the cooking container C to the conveyor roller 12.
To the above-mentioned circulation traveling path.

[0013]

According to the present invention, there is an effect that no foreign matter is left in the tank by washing and mixed with the product without using a brush. According to the present invention, the washing is performed while spraying the washing water in a state where the moving tank is opened downward, and the washing water does not accumulate in the moving tank, so that the so-called rinsing can be performed very efficiently and completely. . According to the present invention,
The internal cleaning nozzle, which is located at a position that does not hinder the movement of the container, can be moved to a position suitable for cleaning by swinging the swing arm, so that washing can be performed efficiently and the entire device can be downsized. Has an effect that can be.

[Brief description of the drawings]

FIG. 1 is a plan view of a cooking vessel cleaning device according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a cross-sectional view taken along line BB of FIG. 1, showing a state in which an internal washing nozzle is outside a cooking container.

FIG. 4 is a cross-sectional view taken along line AA of FIG. 1, showing a state in which an internal cleaning nozzle is at a cleaning position inside the cooking vessel.

[Description of Signs] C Cooking Container DI First Proximity Switch D2 Second Proximity Switch D3 Third Proximity Switch 1 Cooking Vessel Cleaning Device 4 Roller Conveyor 6 Turntable 8 External Cleaning Unit 10 Internal Cleaning Unit 12 Conveyor Roller 14 Hook Container 16 Table 20 Table body 22 Conveyor roller 30 Shutter 31 External cleaning housing 32 Upper peripheral nozzle pipe 36 Middle peripheral nozzle pipe 38 Lower peripheral nozzle pipe 40 Vertical nozzle pipe 54 Chain conveyor 60 Internal cleaning housing 64 Ring frame 76 Lock device 80 Internal cleaning nozzle

Continuation of front page (72) Inventor Michio Kurokawa 1-5-7 Mikitei Sakaecho, Higashiosaka City, Osaka House Foods Co., Ltd. (56) References JP-A-8-155406 (JP, A) JP-A-4- 310344 (JP, A) JP-A-59-209588 (JP, A) JP-A-3-68065 (JP, U) JP-A-2-53186 (JP, U) JP-A-61-68845 (JP, U) (58) Field surveyed (Int. Cl. ⁶ , DB name) B08B 1/00-11/04

Claims (1)

(57) [Claims] 1. An annular rail, to which an upper open container is fixed, is rotated to turn the upper open container downward.
Having an internal cleaning unit for cleaning by spraying cleaning water inside,
An internal cleaning nozzle is mounted on the annular rail, and the internal cleaning nozzle is mounted on a swing arm that is swingably mounted on the annular rail, and the swing arm ejects the internal cleaning nozzle. A container cleaning device characterized by swinging between a position and a position where the internal cleaning nozzle and the swing arm member do not hinder the movement of the container.