JP5687954B2 - Continuous washing method for continuous washing machine - Google Patents

Description

  The present invention relates to a continuous washing machine capable of continuously washing an object to be washed using a plurality of bathtubs, and more particularly to a stationary washing method for a continuous washing machine capable of automatically washing the inside of a bathtub.

In general, a continuous washing machine is for washing items to be washed continuously while being moved between the pre-washing / main-washing / rinsing / finishing bathtubs. An elongate outer housing having an inlet and an outlet and a partition plate for partitioning each bathtub at the bottom, and an elongate inner housing composed of a plurality of drums arranged and connected in the outer housing. , By rotating the rake shovel disposed in each drum while pre-washing / main-washing / rinsing / finishing the washing object in the bathtub in each bathtub, the washing object is removed from the upstream side. It is configured to sequentially transfer to the downstream side.
In the conventional continuous washing machine, when cleaning the inner wall of the outer housing or the bathtub of the inner housing, a cleaning liquid containing a cleaning detergent is put in the bathtub, and the inner housing and Swinging the rake shovel cleans the inside of the bathtub, but the inner housing and the rake shovel only oscillate within a predetermined angle, so that the cleaning liquid only reaches the range where it sways in the bathtub. The area where the cleaning liquid in the bathtub did not reach could not be cleaned.
Therefore, the inventor of the present application puts the cleaning liquid into the bathtub of the continuous washing machine up to a high water level (compared to the time of washing) and supplies hot water vapor into each bathtub so that the interior of the bathtub containing the cleaning liquid is about 70. After warming to 90 ° C to 90 ° C, the scooping shovel is rotated or rotated (reciprocated) for about 2 to 3 hours at a speed at which G (gravitational acceleration) of 1G or less is generated. In the bathtub to the high water level, and similarly rotate the scooping shovel at a speed where G of 1G or less is generated for about 1 hour or more. A stationary washing method for a continuous washing machine to be washed has been devised (see Patent Document 1).

JP 2007-29878 A

The above-described stationary washing method for a continuous washing machine is an excellent stationary washing method capable of washing a bathtub at a low cost without providing new equipment for washing the continuous washing machine.
However, even with this excellent stationary cleaning method, the cleaning liquid scooped up by the scoop shovel has not always been able to clean the entire interior of the bathtub evenly. That is, a detergent or chemical component may adhere to the upper part of the inner wall of the outer housing and stick to it, but the cleaning liquid does not reach this part, so even if the above-described cleaning method is used. It could not be washed well.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a continuous washing method for a continuous washing machine, which can improve the conventional stationary washing method, and can suitably automatically wash the entire inside of the continuous washing machine.

  As a result of diligent research in view of the above-mentioned problem, the present inventors have come up with a cleaning method in which a cleaning liquid is sprayed to a location where the cleaning liquid in the bathtub is difficult to reach, provided with an injection nozzle in the outer housing. .

  That is, the present invention provides a continuous washing machine that performs washing while moving an object to be washed in a bathtub partitioned by a partition plate in the outer housing by swinging the inner housing. An overflow pipe set at a higher water level than that at the time of normal washing, a water storage tank for storing water overflowing from the overflow pipe, a pump for pumping water from the water storage tank, and water from the pump And an injection nozzle disposed inside the outer housing to inject the cleaning liquid into the bathtub and cleaning the interior of the bathtub by rotating or continuously rotating the inner housing. A stationary washing method for a continuous washing machine is provided, in which cleaning liquid is sprayed from the spray nozzle into the outer housing to automatically clean the inside of the bathtub. .

  Further, the cleaning liquid is heated to 70 ° C. to 90 ° C. for cleaning.

  In addition, after washing the inside of the bathtub with a cleaning solution, normal temperature water is poured into the bathtub and the inner housing is rotated or continuously rotated to rinse the inside of the bathtub, and normal temperature water is supplied from the spray nozzle into the outer housing. It is characterized by performing spraying to wash and rinse the inside of the bathtub.

  Further, the continuous washing machine of the present invention is a continuous washing machine that performs washing while swinging the inner housing in the outer housing and moving the object to be washed in the bathtub partitioned by the partition plate in the outer housing. An overflow pipe disposed in the bathtub and set to a higher water level than that during normal washing; a water storage tank for storing water overflowing from the overflow pipe; a pump for pumping water from the water storage tank; An injection nozzle disposed inside the outer housing is provided for injecting water from the pump to clean the inside of the bathtub.

  As described above, according to the stationary washing method of the continuous washing machine of the present invention, the continuous washing machine can be suitably cleaned even in places where the washing liquid in the bathtub is difficult to reach, and the continuous washing machine can be kept clean. It is.

It is explanatory drawing which shows the stationary washing | cleaning method of the continuous washing machine of this invention. It is explanatory drawing which shows the principal part of the continuous washing machine of this invention.

  Hereinafter, an embodiment for carrying out a stationary washing method for a continuous washing machine of the present invention will be described in detail with reference to the drawings. FIG. 1 and FIG. 2 are diagrams illustrating embodiments of the present invention. In these drawings, the same reference numerals denote the same components, and the basic configuration and operation are the same. To do.

<Configuration>
FIG. 1 shows the entire continuous washing machine according to the present invention, and FIG. 2 shows an enlarged main part thereof. The continuous washing machine 1 includes a plurality of inner cylinders 3 that are connected to an object to be cleaned and are rotated by a driving device (not shown) inside an outer cylinder 2 that is an outer housing that stores a cleaning liquid.
A partition plate for partitioning each inner cylinder 3 is provided on the lower inner wall of the outer cylinder 2, from the left side of the outer cylinder 2 toward the outlet 5 at the right end downstream from the side of the inlet 4 where the article to be washed before washing is introduced. A total of 10 bathtubs 6 are arranged in the pre-washing, main washing 1, main washing 2, main washing 3, main washing 4, main washing 5, main washing 6, rinsing 1, rinsing 2, and finishing. The number of the bathtubs 6 can be appropriately set according to the application.

Each of the bathtubs 6 is provided with an overflow pipe 7 used in the stationary cleaning method of the present embodiment, and the water level of the cleaning liquid in the bathtub 6 is kept at a certain level higher than that during normal washing, and the overflow pipe 7 When the set water level is exceeded, the excess water is sent to the water storage tank 8 (the amount of water stored is, for example, about 150 liters) and stored. Each water storage tank 8 is provided with an automatic drain valve 9 for draining as necessary. And the pump 11 is provided in order to suck up the water in the water storage tank 8 and pump it to the injection nozzle 10 arrange | positioned in each said bathtub 6.
Since the solid matter such as dirt may be peeled off and mixed into the water storage tank 8 by washing the inside of the bathtub 6, the suction port of the pump 11 that pumps up the cleaning liquid is appropriately used for removing the solid matter. It is desirable to install a simple filter.

  As shown in FIG. 2, the injection nozzle 10 is disposed on the upper part of the inner wall of the outer cylinder 2, and can uniformly spray the cleaning water onto the inner wall of the outer cylinder 2 and the outer surface of the inner cylinder 3. In the present embodiment, the injection nozzle 10 is disposed between the adjacent inner cylinders 3, but is not limited to this position, and the washing water is uniformly applied to the inner wall of the outer cylinder 2 and the outer surface of the inner cylinder 3. Any position in the outer body 2 may be used as long as it can be injected. And the number of the injection nozzle 10 can also be set suitably as needed. Moreover, the washing | cleaning effect can be increased by heating to 70 to 90 degreeC using water vapor | steam before throwing in the washing | cleaning liquid injected into each bathtub 6 or after putting into the bathtub 6. FIG.

<Washing method>
About the continuous washing machine 1 which consists of an above-described structure, the stationary cleaning method of this embodiment is demonstrated below.
First, a cleaning solution prepared by mixing a detergent, an alkali agent, and a chelating agent in a predetermined ratio is heated to 70 ° C. to 90 ° C. with water vapor, and then in each bathtub 6 to the set water level of the overflow pipe 7 or Input more. Then, like the bathtub 6, a certain amount of the cleaning liquid is also introduced into the water storage tank 8.

The inner drum 3 of the continuous washing machine 1 shakes the cleaning liquid by swinging and rotating (reciprocating) during normal washing or continuously rotating, thereby cleaning the inside of the bathtub with the cleaning liquid.
At the same time, the pump 11 pumps the corresponding cleaning liquid in the water storage tank 8 to the spray nozzle 10 and sprays it in a wide range, thereby cleaning the portion in the bathtub 6 where the normal cleaning liquid is difficult to hit. A portion of the cleaning liquid stored in the bathtub 6 that exceeds the set water level of the overflow pipe 7 is sent to the water storage tank 8 and circulated. It is desirable to perform this cleaning operation continuously for 2 to 3 hours.

After this cleaning operation is completed, an operation of rinsing the inside of the bathtub 6 is performed.
That is, the drainage of the cleaning liquid stored inside by opening the drain valve 12 of each bathtub 6 and the automatic drain valve 9 of each water storage tank 8 is performed. When drainage is completed, each drain valve is closed, and each bathtub 6 and each water storage tank 8 are filled with room temperature water. And like the washing | cleaning operation | work mentioned above, while rotating the inner cylinder 3 at the time of normal washing, or rotating continuously, each pump 11 pumps the normal temperature water of the corresponding water storage tank 8 to the injection nozzle 10, The bathtub 6 is washed and rinsed by vigorously spraying over a wide range. A portion of the rinsing water stored in the bathtub 6 that exceeds the set water level of the overflow pipe 7 is sent to the water storage tank 8 and circulated. It is desirable to perform this rinsing operation continuously for about one hour.

  As mentioned above, although the fixed washing | cleaning method of the continuous washing machine of this invention was shown and demonstrated concrete embodiment, this invention is not limited to these. A person skilled in the art can make various changes and improvements to the configuration and function of the continuous washing machine in each of the above embodiments without departing from the scope of the present invention.

  The stationary washing method for a continuous washing machine according to the present invention can be used in the industry for manufacturing continuous washing equipment.

DESCRIPTION OF SYMBOLS 1 Continuous washing machine 2 Outer cylinder 3 Inner cylinder 4 Input port 5 Discharge port 6 Bathtub 7 Overflow pipe 8 Water storage tank 9 Automatic drain valve 10 Injection nozzle

Claims (3)

In a continuous washing machine that performs washing while swinging an inner housing in an outer housing and moving an object to be washed in a bathtub partitioned by a partition plate in the outer housing,
An overflow pipe disposed in each bathtub and set at a higher water level than the water level during normal washing, a water storage tank for storing water overflowing from the overflow pipe, and a pump for pumping water from the water storage tank; An injection nozzle disposed inside the outer housing to inject water from the pump;
The cleaning liquid is put into the bathtub and the inner housing is rotated or continuously rotated to clean the inside of the bathtub, and the cleaning liquid is sprayed from the spray nozzle into the outer housing to automatically clean the inside of the bathtub. A stationary washing method for a continuous washing machine.   2. The method for stationary cleaning of a continuous washing machine according to claim 1, wherein the cleaning liquid is cleaned by heating to 70 [deg.] C. to 90 [deg.] C.   After washing the inside of the bathtub with cleaning liquid, normal temperature water is poured into the bathtub and the inner housing is rotated or continuously rotated to rinse the inside of the bathtub and to inject the normal temperature water from the injection nozzle into the outer housing. 3. A stationary washing method for a continuous washing machine according to claim 1, wherein washing and rinsing in the bathtub are performed.