JP4391972B2 - Method for stationary washing of continuous washing machine and continuous washing machine - Google Patents

Description

The present invention relates to a continuous washing machine capable of washing continuously in a plurality of bathtubs in which articles to be washed are arranged side by side, and in particular, a CIP (stationary washing) type capable of automatically washing the inside of a bathtub. The present invention relates to a stationary washing method for a continuous washing machine and a continuous washing machine.

In general, a continuous washing machine performs washing continuously while moving the objects to be washed between the pre-washing / main-washing / rinsing bathtubs. The literature is mentioned.
To explain this, a continuous washing machine according to the prior art has an elongated outer housing having an inlet and an outlet at both ends, and a side wall that divides at least a lower part into each bathtub portion, and a plurality of the outer washing housings disposed and connected to the outer housing. An inner housing having a plurality of drums, and rotating the inner housing so that the objects to be washed in the bath are prewashed / mainly washed / rinsed in each bath, and the drums are disposed in each drum . It is configured to be transferred from the upstream side to the downstream side by swinging the pile shovel.
Japanese Patent Laid-Open No. 5-208175

  Although the technique described in the above-mentioned patent publication describes a technique for providing a continuous washing machine having a simple structure that can be manufactured at a low cost and can occupy a small area, consideration is given to cleaning the bathtub itself of the continuous washing machine. It was not.

  That is, in the conventional continuous washing machine, when cleaning the inner wall of the outer housing or the inside of the bathtub of the inner housing itself, a cleaning liquid containing a detergent for cleaning the apparatus is placed in the bathtub, and the laundry is washed. The inner housing and the rake shovel are swung in the same manner as at the time, and the inside of the bathtub is cleaned. There was a problem that the range that only reached the range and that the cleaning solution did not reach must be cleaned manually.

An object of the present invention is to eliminate the problems caused by the prior art, and to provide a CIP type continuous washing machine stationary washing method and a continuous washing machine capable of performing automatic washing in a bathtub.

In order to achieve the above object, the present invention performs washing while moving an object to be washed between bathtubs partitioned by a vertical wall in the outer unit by swinging an inner unit having a rake shovel in the outer unit. a stationary cleaning method of the continuous washing machine, the water level of the cleaning liquid for cleaning the tub, the high water the water level of the washing濯時of the washing object by moving the weir provided in the vertical wall for dividing said bath and sets as the edge 30A of the rake shovel the rake shovel in a predetermined direction in a state containing the cleaning liquid 1G following G is fixed to the inner unit at a rate that occurs side before Symbol bath tank is at least by rotating or turning until it reaches the top position of the outer unit, dropping the cleaning liquid said rake shovel scooped said in the bathtub, line automatic cleaning of the bathtub A first feature in that.

According to the present invention, in the stationary cleaning method of the continuous washing machine, and a second feature that for cleaning by setting the continuous washing machine each vessel weir high water level in the made as the height of the said one In the stationary washing method for a continuous washing machine of the above characteristics, a steam inlet for supplying high-temperature steam is provided in the bathtub, and external steam is supplied into each bathtub unit from the steam inlet, so that the interior of the bathtub is reduced. A third feature is that cleaning is performed in a state set to 80 degrees to 90 degrees.

Furthermore, the present invention is a continuous washing machine that performs washing while moving an object to be washed between bathtubs partitioned by vertical walls in the outer unit by swinging an inner unit having a rake shovel in the outer unit. The water level of the cleaning liquid for washing the bathtub is set to be higher than the water level at the time of washing of the washing object by moving the weir provided on the vertical wall that divides the bathtub. A steam inlet that supplies a detergent, an alkaline agent, and a chelating agent mixed in a predetermined concentration in the bathtub up to the high water level, and external steam is supplied to each bathtub unit from the steam inlet. is supplied to the inside set the internal bath at about 80 degrees to 90 degrees, the rake shovel on the side where the 1G following G is fixed to the inner unit at a rate which occurs in a predetermined direction of the rake shovel edge After 30A has drained and the washing solution was washed an operation of rotating or rotated continuously for a predetermined time to reach the top position of at least the outer unit, it was charged to the high level cold water in the bath, the rake Rotating or rotating the rake shovel edge 30A at least at the apex position of the outer unit at a speed at which G of 1 G or less is generated in a counterclockwise direction when the shovel is viewed from the chute 23 of the washing object insertion port. A fourth feature is that the bath is automatically washed by rinsing for a period of time.

The stationary washing method and the continuous washing machine of the continuous washing machine according to the present invention, the washing liquid mixed with the detergent, the alkaline agent and the chelating agent at a predetermined concentration in the bathtub is introduced to the high water level, and from the steam inlet. External steam is supplied into each bathtub unit, the interior of the bathtub is set to about 80 to 90 degrees, and the rake shovel is rotated at a speed that generates 1 G or less in the counterclockwise direction for a predetermined time (for example, about 2 to 3 hours). ) After rotating and draining the cleaning solution, normal temperature water is poured into the bath to the high water level, and the rake shovel is rotated counterclockwise for a predetermined time (for example, about 1 hour) at a speed at which G of 1 G or less is generated. By doing, the inside of a bathtub can be wash | cleaned.

Hereinafter, a CIP type continuous washing machine according to an embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a transverse sectional view of a CIP type continuous washing machine according to an embodiment of the present invention, and FIGS. 2 and 3 are longitudinal sectional views showing a section 2-2 in FIG.

  A continuous washing machine 20 shown in FIG. 1 has an outer housing 22 composed of a pair of housings that are arranged substantially in a line with their ends facing each other, and a pair of ends that are respectively supported in the outer housing 22. The inner housing 21, the chute 23 disposed on the right side of the outer housing 22 for loading the laundry before washing, and the left side of the outer housing 22 discharging the laundry after washing. A chute 24, and a transfer unit 25 for discharging the object to be cleaned discharged from the downstream end of the upstream inner housing between the pair of outer housings 22 to the upstream end of the downstream inner housing. Is provided.

The inner housing 21 comprises a plurality of shortened cylindrical drums 26 which are connected to each other to provide a through-opening and a central inlet 27 and outlet 28 and an outer hole for connecting the end walls. Open wall 29 and the rake shaft mounted in each drum 26 for transferring the object to be cleaned from the upstream side to the downstream side, and in the most downstream drum to transfer the object to be cleaned from the washer to the outlet. Bell 30.

  The outer housing 22 includes a wall 33 that extends transversely across the lower part and divides it into a bath part for containing the liquid to be cleaned, which faces each other on the lower part of the adjacent drum. 2 is disposed along the longitudinal direction of the outer housing 22 so as to extend upward, so that when the bathtub portion is filled up to a height L shown in FIG. When it is swung in, the liquid (water or washing liquid) is circulated through the object to be cleaned in the lower part of the drum, so that the object to be cleaned is sequentially pre-washed / main-washed / rinsed.

Each drum 26, rake shovels 30 is provided with a curved sheet having an edge 30B of the other side with a space from one side edge 30A and the outer wall fixed to an outer wall of the drum, the rake shovels 30, its has an upper end edge 30C is connected to the inlet end wall has a slight distance below the upper edge of the inlet, adjacent the lower end wall 30D thereof to the lower periphery of the outlet Connected to the end wall on the outlet side. The upper part of the entrance edge 30C is closed by a wall 30E.

As shown in FIG. 2, the drum 26 is swung alternately on both sides of its discharge, that is, transfer position, as shown in FIG. After the cleaning cycle is completed, the object to be cleaned is moved counterclockwise (in FIGS. 2 and 3) to the next drum. Transport. Incidentally, the A counter-clockwise direction and the left rotational direction in FIG. 2 showing a cross section cut at numerals 2-2 as viewed in the continuous washing machine 1 from the washing object turned side of the shoe over preparative 23.

This transfer of the washing object is shovels 30 scooped by the counterclockwise rotation of the drum, scoop the object to be washed in the drum 26 bottom from the position of FIG. 3, lifting the object to be washed was in the position of FIG. 2, when the fell to the downstream side of the drum by sliding down the inclined portion of the washing object is rake shovels 30, or, in the case of end of the drum is an operational sliding out to the outside of the washing machine.

The CIP type continuous washing machine according to the present embodiment has the following mechanism in addition to the above-described configuration.
(1) The 1st mechanism which has the said wall 33 which divides a bathtub, and the weir which can adjust the water level at the time of washing of the washing thing outside it. The height is set so that this weir is moved to a high water level during cleaning.
(2) The scooping shovel 30 rotates or rotates counterclockwise at a speed at which G of 1 G or less is generated, and the scooping shovel 30 scoops up the cleaning liquid accumulated at the bottom of the bathtub by this rotation or rotation, and is indicated by the symbol A A second mechanism for cleaning the interior of the bathtub by rotating more than the position reaching the top and dropping the cleaning liquid into the bathtub (the inner wall of the outer unit and the entire drum) by gravity.
This second mechanism is a drum rotating mechanism for rotating the scooping shovel 30 counterclockwise or rotating (reciprocating movement) to 180 degrees to less than 360 degrees, scooping up the cleaning liquid accumulated in the bathtub, and the bathtub The dirt adhering to the inner wall of the bathtub can be removed by hitting the inside by gravity. The reason why the rotational speed is rotated or rotated at a speed at which G of 1 G or less is generated is that the cleaning liquid does not fall even if it reaches the apex position A due to centrifugal force at 1 G or more. The rotation is to move in both directions rotating in the clockwise direction after rotating in the counterclockwise direction.

(3) A third mechanism in which a steam inlet is provided for each outer unit from the outside, and external steam is supplied from the steam inlet into each bathtub unit.
(4) A fourth mechanism of a level box that is opened so that the cleaning liquid is supplied from the outside for each outer unit.

The CIP type continuous washing machine configured as described above operates as follows when cleaning the bathtub of the apparatus (the inner wall of the outer unit and the drum constituting the inner unit).
(a) A step of setting a high water level with a weir capable of adjusting the water level 24 in the water tank by the first mechanism.
(b) A step of introducing a cleaning liquid in which detergent / alkaline agent / chelating agent is mixed with water at a predetermined concentration from the level box D by the fourth mechanism to a higher water level than during washing.

(c) A step of increasing the internal temperature of each bathtub to about 80 to 90 degrees by introducing high-temperature steam into the bathtub from the steam inlet by the third mechanism .
(d) By the second mechanism , the scooping shovel 30 is rotated or rotated counterclockwise at a speed at which G of 1 G or less is generated, and by this rotation or rotation, the cleaning liquid accumulated at the bottom is scooped up. The process of dropping the sucked cleaning liquid into the bathtub and rotating the inside of the bathtub by rotating beyond the vertex position A. This step (d) is preferably about 2-3 hours.

(e) After the step d , the cleaning liquid is drained, normal temperature water is supplied into each bathtub, and the second mechanism rotates the rake shovel 30 counterclockwise at a speed at which G of 1 G or less is generated, The step of scooping up the normal temperature water accumulated at the bottom by this rotation, and the scoop shovel 30 is rotated beyond the apex position to drop the normal temperature water into the bathtub and rinse the cleaning liquid in the bathtub. This step (e) is preferably about 1 hour.

In this way, the stationary washing method and continuous washing machine of the continuous washing machine according to the present embodiment supplies a cleaning liquid mixed with a predetermined detergent in a state where the water level in each bathtub is raised to a higher water level than during washing, and by steam. In a state where the internal temperature is about 80 to 90 degrees, the scooping shovel is rotated at a speed at which G of 1 G or less is generated in the counterclockwise direction. Rotates at a speed at which G below occurs, scoops up the cleaning liquid accumulated at the bottom by this rotation, and rotates the scooping shovel 30 beyond the position where it reaches the apex, thereby dropping the cleaning liquid by gravity and hitting it in the bathtub (striking) ) To clean the inside of the bathtub, and then rotate the scooping shovel 30 counterclockwise at a speed at which G of 1 G or less is generated in the same manner as described above. The room temperature water collected at the bottom by the rotation is scooped up, the room temperature water is dropped by gravity and applied to the bathtub by rotating or rotating beyond the position A where the scoop shovel 30 reaches the apex, and the bathtub is rinsed. Dirt adhering to the inside can be automatically cleaned.

The cross-sectional view of the continuous washing machine by one Embodiment of this invention. The longitudinal cross-sectional view of the continuous washing machine by this embodiment. The longitudinal cross-sectional view of the continuous washing machine by this embodiment.

Explanation of symbols

20: CIP Shikiren continued washing machine, 21: inner housing 22: outer housing 23: chute, 24: water level, 25: transfer unit, 26: Drums, 27: central inlet 28: outlet, 29: holed outer wall, 30: rake shovels, 30A: edge, 30B: edge, 30C: edge, 30D: end wall, 30E: walls, 33: wall.

Claims (3)

A stationary washing method for a continuous washing machine that performs washing while moving an object to be washed between bathtubs partitioned by a vertical wall in the outer unit by swinging an inner unit having a rake shovel in the outer unit. ,
The water level of the cleaning liquid for cleaning the bathtub is set to be higher than the water level at the time of washing the washing object by moving a weir provided on the vertical wall that divides the bathtub, and the cleaning liquid is set in the bathtub. In the inserted state, the rake shovel is rotated or rotated at a speed at which G of 1 G or less is generated in a predetermined direction until the edge 30A of the rake shovel fixed to the inner unit reaches at least the apex position of the outer unit, A stationary washing method for a continuous washing machine, wherein the washing liquid scooped up by the scoop shovel is dropped into the bathtub to automatically wash the inside of the bathtub. Washing is performed in a state where the interior of the bathtub is set to about 80 to 90 degrees by providing a steam inlet for supplying high-temperature steam in the bathtub and supplying external steam from the steam inlet into each bathtub unit. cleaning in place process for the continuous washing machine according to claim 1 Symbol mounting, characterized in that. A continuous washing machine that performs washing while moving an object to be washed between bathtubs partitioned by a vertical wall in the outer unit by swinging an inner unit having a rake shovel in the outer unit,
The water level of the cleaning liquid for washing the bathtub is set to be higher than the water level at the time of washing the object to be washed by moving the weir provided on the vertical wall that separates the bathtub, and high temperature steam is supplied into the bathtub And a steam inlet
A cleaning liquid in which a detergent, an alkaline agent, and a chelating agent are mixed in a predetermined concentration in the bathtub is charged up to the high water level, and external steam is supplied into each bathtub unit from the steam inlet to approximately 80 The rake shovel is rotated at a speed at which G of 1 G or less is generated in a predetermined direction until the edge 30A of the rake shovel fixed to the inner unit reaches at least the apex position of the outer unit. After the cleaning operation is continued for a predetermined time and the cleaning liquid is drained, normal temperature water is poured into the bathtub to the high water level, and the scoop shovel is viewed from the chute 23 at the washing object inlet. the operation of the rake shovel edge 30A at a rate in the counterclockwise direction 1G following G is generated to rotate or rotate until it reaches the top position of at least the outer unit By performing rinsing continuously constant time, continuous washing machine and performs automatic cleaning of the bathtub.

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