JP7369614B2 - cleaning system - Google Patents

Description

FIELD OF THE INVENTION The present invention relates to cleaning systems.

A wagon having a loading device for loading a dish rack containing dishes (items to be washed) into a dishwasher, a dishwasher for washing the dishes, and a shelf arranged vertically and capable of accommodating the dish racks. A washing system is known that includes a lift device that carries dishes washed by a dishwasher onto a shelf in a wagon, and a carry-out device that pushes the dishes out of the dishwasher and carries them out to the lift device. For example, Patent Document 1 discloses a washing system in which a rack is carried in from the front of a dishwasher and is carried out from the left side of the dishwasher.

Japanese Patent Application Publication No. 3-41922

In such a washing system, the door of the dishwasher cannot be closed unless the dishwasher is accurately placed in a predetermined position in the washing chamber of the dishwasher. Moreover, when carrying out the rack from the washing machine, it is necessary to carry it out easily and accurately using a carrying-out device.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to accurately carry racks into and out of a washing machine even when the direction in which the racks are carried into the washing machine and the direction in which they are carried out from the washing machine are different from each other. Our goal is to provide a cleaning system that can.

The cleaning system of the present invention includes a cleaning machine that cleans objects to be cleaned stored in a cleaning room, a loading device that carries racks for storing objects to be cleaned into the cleaning machine, and a wagon for transporting racks to be carried out from the cleaning machine. A cleaning system comprising a lift device for carrying in racks and a carrying-out device for carrying racks out from the washing machine to the lift device, the washing machine being equipped with rack rails on which racks are placed, and the rack rails being connected to the washing machine. a first mounting part disposed in a direction in which the carry-in device is connected when disposed in the washing machine; a second mounting part disposed in a direction in which the lift device is connected when disposed in the washing machine; A third placing part that faces the second placing part and intersects with the first placing part, and a fourth placing part that faces the first placing part and intersects with the second placing part and the third placing part. The mounting surface on which the rack is placed in the second mounting section has an inclined section that slopes downward from the outside to the inside of the frame.

In this configuration, the mounting surface of the second mounting portion has an inclined portion that slopes from the outside to the inside of the frame portion. As a result, when the rack is carried into the washing machine by the carrying-in device, that is, when the rack is carried into the washing machine along the extending direction of the second mounting part, the rack does not go over the slope of the second mounting part. The rack is guided from the front to the rear of the cleaning room. On the other hand, when the rack is carried out from the washing machine by the carrying-out device, that is, when the rack is carried out from the washing machine in a direction intersecting the second mounting section, the rack is guided so as to ride on the second mounting section. . Thereby, the rack can be accurately guided to a predetermined position in the washing room when being carried in, and the rack can be easily carried out from the washing machine when being carried out. As a result, even if the direction in which the rack is carried into the washing machine and the direction in which it is carried out from the washing machine are different from each other, the rack can be carried into and out of the washing machine accurately.

In the cleaning system of the present invention, the slope portion may be formed such that the angle with respect to the horizontal plane gradually becomes gentler from one end of the slope portion to the other end. With this configuration, it becomes possible to carry the rack into the washing machine more accurately, and it becomes possible to carry out the rack from the washing machine more easily.

The cleaning system of the present invention may further include a plurality of roller members connected to the second mounting section and the third mounting section and arranged in parallel to the first mounting section. With this configuration, the rack can be more easily carried into the washing machine.

In the cleaning system of the present invention, the rack rail is connected to the fourth mounting portion and is provided with a rod-shaped connection portion for fixing to the cleaning chamber, and the cleaning chamber has a locking portion for locking the connection portion. The locking member further includes a first locking part that supports the rack rail in a state where the rack can be placed, and a second locking part that supports the rack rail in a state where it is leaning against the back of the cleaning room. and a slide portion provided between the first locking portion and the second locking portion and allowing the connecting portion to slide. With this configuration, the position of the rack rail can be easily changed by sliding the connecting portion of the rack rail from the first locking portion to the second locking portion.

In the cleaning system of the present invention, the locking member is provided with an upper restriction portion that restricts upward movement of the connecting portion, and the upper restriction portion may be provided only in the first locking portion. . With this configuration, the rack rail can be easily removed from the locking member.

In the cleaning system of the present invention, the second locking portion is formed at a higher position than the first locking portion, and the first locking portion is formed closer to the loading device than the second locking portion. It's okay. With this configuration, even if the second placement section and the third placement section extend behind the connection section, the second placement section and the third placement section will not move when the rack rail is propped up. Interference with the cleaning room can be avoided. Furthermore, when leaning the rack rail, the rack rail is pulled out toward the front, so the rack rail can be leaned against the back of the cleaning room.

In the cleaning system of the present invention, a filter is placed below the connection part to prevent solid matter from flowing into the cleaning water tank, and the connection part is bent to ensure a wide space above the filter. You can leave it there. With this configuration, the filter can be easily removed with the rack rail placed in the cleaning chamber.

In the cleaning system of the present invention, the rack rail may be arranged such that the mounting surface of the first mounting section is lower than the mounting surface of the rack in the loading device. With this configuration, the rack can be easily loaded into the washing machine from the loading device.

In the cleaning system of the present invention, the loading device is provided with a sliding part as a mounting surface for the rack, and the rack rail is such that the mounting surface of the first mounting part is arranged so that the rack slides on the sliding part. It may be placed lower than the surface. With this configuration, the rack can be easily loaded into the washing machine from the loading device.

In the cleaning system of the present invention, the third mounting section may be provided with a side guide section that indicates that the rack mounted on the rack rail protrudes to the outside of the frame section. With this configuration, the rack can be accurately guided to a predetermined position in the cleaning chamber.

In the cleaning system of the present invention, when the direction in which the second placing part and the third placing part face each other is defined as the left-right direction, the carrying device has the first arm extending to the left with the right side as a base point in the left-right direction. The washing machine has a rear guide section that is disposed at the rear of the cleaning chamber and guides the rack, and the position of the rack in the cleaning chamber guided by the rear guide section and the side guide sections is as follows. It may be shifted to the right in the cleaning chamber. In this configuration, since the position where the rack is to be guided is shifted to the right side, the length of the first arm having the right side as its base end can be shortened.

In the cleaning system of the present invention, the first arm may extend from the right side to the left side of the center of the rack in the left-right direction. With this configuration, rotation of the rack can be suppressed when the rack is carried into the washing machine. Thereby, the rack can be accurately transported to a predetermined position in the cleaning chamber.

In the cleaning system of the present invention, the rear guide portion may be formed of a member having an L-shaped cross section and consisting of a first portion that supports the rack from below and a second portion that contacts the rack. With this configuration, the rack can be guided to the rear of the cleaning chamber.

In the cleaning system of the present invention, the cleaning machine includes a door that can open and close the cleaning chamber, and an adjustment section that adjusts the position of the rack in the cleaning chamber may be provided on the inner surface of the door. With this configuration, even if the rack is guided somewhat out of place from the predetermined position in the cleaning room, the rack can be adjusted to the predetermined position when the door is closed.

In the cleaning system of the present invention, there is provided a detection unit that detects completion of carrying out the rack to the lift device, an arm drive unit that drives the first arm that pushes out the rack in the carry-in device, and a control unit that controls the arm drive unit. The control unit may further include, when the detection unit detects that the unloading of the rack is completed, the control unit may control the arm driving unit to start loading the next rack. With this configuration, the next rack is not carried into the washing machine until after the rack is reliably carried out from the washing machine. Therefore, it is possible to prevent the racks from interfering with each other in the washing machine.

In the cleaning system of the present invention, the unloading device is formed as a unit including an arm that pushes out a rack arranged on a rack rail, and a drive section that drives the arm, and the unit is detachable from the cleaning machine. may be provided. With this configuration, the unloading device can be easily attached to an existing washing machine.

In the cleaning system of the present invention, the unloading device may include a cover that covers the arm located at the origin position and the drive section from above. With this configuration, water used in the washing machine can be prevented from adhering to the motor. This makes it possible to suppress the occurrence of failures caused by water adhesion.

According to the present invention, even if the direction in which the rack is carried into the washing machine and the direction in which it is carried out from the washing machine are different from each other, it is possible to accurately carry the rack into and out of the washing machine.

FIG. 1 is a perspective view showing the entire cleaning system according to one embodiment. FIG. 2(A) is a front view of the carry table, and FIG. 2(B) is a plan view of the carry table. FIG. 3 is a sectional view showing a schematic configuration of the dishwasher. FIG. 4(A) is a side view of the lift device viewed from the wagon side, and FIG. 4(B) is a side view of the lift device viewed from the dishwasher side. FIG. 5 is a perspective view of the wagon. FIG. 6(A) is a plan view of the unloading device, and FIG. 6(B) is a perspective view of the unloading device. FIG. 7 is a perspective sectional view of the washing chamber of the dishwasher. FIG. 8 is a perspective view of the rack rail. FIG. 9(A) is a cross-sectional view of the first mounting section and the third mounting section. FIG. 9(B) is a cross-sectional view of the second mounting section. FIG. 9(C) is a cross-sectional view of the second mounting portion according to a modification. FIG. 10 is a rear view of a part of the wash water tank and the rack rail as seen from the rear. FIG. 11(A) is a front view of the locking member. FIGS. 11(B) and 11(C) are perspective views of the locking member and the rack rail. FIG. 12(A) is a perspective view of the rear guide section. FIG. 12(B) is an explanatory diagram illustrating movement of the tableware rack. FIG. 13 is a perspective view showing a unit constituting the unloading device and a part of the dishwasher to which the unit is attached. FIG. 14(A) is a perspective view showing a unit constituting the unloading device. FIG. 14(B) is a perspective view showing a state in which a cover is attached to a unit constituting the unloading device. FIG. 15 is a functional block diagram showing the functional configuration of the cleaning system. FIG. 16 is a perspective view of a rack rail according to a modified example.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the description of the drawings, the same or equivalent elements are given the same reference numerals, and redundant description will be omitted. The dimensional proportions in the drawings do not necessarily correspond to those in the description. In the following description, the directions defined in FIG. 1 (up-down direction, front-back direction, left-right direction) will be used for the explanation. Note that the left-right direction is a direction in which the second mounting section 72 and the third mounting section 73 of the rack rail 70 arranged in the washing chamber 21 of the dishwasher 4 face each other, as will be described in detail later. .

As shown in FIG. 1, the cleaning system 1 includes a carry table (loading device) 3, a dishwasher (washing machine) 4, a lift device 5, a wagon 6, and a loading device 90. . In the washing system 1, a carry table 3 and a dishwasher 4 are arranged side by side in the front-back direction, and a dishwasher 4, a lift device 5, and a wagon 6 are arranged side-by-side in the left-right direction. That is, in the cleaning system 1 of this embodiment, the tableware rack (rack) R in which tableware (objects to be washed) is stored moves from the front side to the rear side, and then from the right side to the left side. A carry table 3, a dishwasher 4, a lift device 5, and a wagon 6 are arranged in an L-shape when viewed from above.

The carry table 3 transports the dish rack R to the dishwasher 4. As shown in FIGS. 1 and 2, the carry table 3 includes a base 10, four legs 19 that support the base 10, a transport mechanism 11, a sensor 14, and a controller (control unit) 12. ,have.

The base 10 is a table on which the tableware rack R is placed. The base 10 has a mounting surface 10a on which the tableware rack R is mounted. The base 10 is provided with a sliding portion 16 that protrudes from the mounting surface 10a and extends along the transport direction of the tableware rack R, and allows the tableware rack R to slide. The sliding portion 16 is constituted by a plate-shaped member made of, for example, polyacetal resin and fixed to the mounting surface 10a with screws or the like. The sliding portion 16 can be formed of any material other than polyacetal resin as long as it has good sliding properties on the tableware rack R.

The transport mechanism 11 moves the tableware rack R on the base 10. The transport mechanism 11 includes an arm member (first arm) 11A, a support portion 11B, a chain 11C, sprockets 11D, 11D, and a first motor 11E. The transport mechanism 11 is housed in a housing 17. The housing 17 is disposed behind the base 10 when the carry table 3 is viewed from the front, and is provided so as to protrude above the mounting surface 10a of the base 10.

The arm member 11A is a member that pushes out the tableware rack R, and is supported by the support portion 11B so as to be rotatable on the placement surface 10a. The support portion 11B is provided so as to be movable in the front-rear direction along a guide rail (not shown) arranged parallel to the chain 11C, and is fixedly connected to a portion of the chain 11C. Chains 11C, 11C are wound around two sprockets 11D, 11D. The first motor 11E is, for example, a gear motor. One sprocket 11D is pivotally supported on the rotating shaft of the first motor 11E.

The arm member 11A is equipped with a torsion spring so that the tip of the arm member 11A can be rotated between a state where the tip of the arm member 11A faces the dishwasher 4 side (rear side) and a state where it faces the front side (left side) of the carry table 3. (not shown) is fixed to the support portion 11B. The torsion spring urges the arm member 11A in a direction to rotate counterclockwise (counterclockwise) in plan view. That is, the torsion spring biases the arm member 11A in the direction of advancing from the housing 17. The arm member 11A is configured to advance into an advancement area on the mounting surface 10a, which is the outside of the housing 17, unless it comes into contact with a regulating member such as a shutter (not shown) due to the action of a torsion spring. The arm member 11A is provided so as to be movable between an advancing area that overlaps with the placing surface 10a and a retreating area that is retreated from the placing surface 10a in a plan view. It has been evacuated to the area.

The arm member 11A rotates in the left-right direction when the carry table 3 is viewed from the front by being interlocked with a sprocket 11D and a chain 11C driven by the first motor 11E. The arm member 11A advances from inside the housing 17 onto the mounting surface 10a when transporting the tableware rack R, and retreats into the housing 17 in the standby state. More specifically, the arm member 11A is activated at the timing when the sensor 14 detects rotation of the dish rack R on the mounting surface 10a toward the dishwasher 4, or when the start button B1 is pressed on the operation unit 18. It advances onto the mounting surface 10a at the same timing.

The arm member 11A pushes out the dish rack R toward the dishwasher 4. A bearing (not shown) may be provided at the tip of the arm member 11A, that is, the portion that comes into contact with the tableware rack R. When the arm member 11A conveys the dish rack R to the dishwasher 4 (that is, when it reaches the extrusion position where the dish rack R is pushed out), it returns to the standby position that is part of the retraction area inside the housing 17.

The arm member 11A extends to the left in the left-right direction with the right side as a base point. In this embodiment, the left end of the arm member 11A is located on the right side of the center position CL in the left-right direction of the mounting surface 10a. Note that the left end of the arm member 11A may extend to the left of the center position CL with the right side as a base point. In this case, the arm member 11A can come into contact with the dish rack R placed on the placement surface 10a up to a portion to the left of the center position in the left-right direction, and can be pushed toward the dishwasher 4 side.

The controller 12 controls the overall operation of the cleaning system 1 including the carry table 3. The controller 12 includes an input/output interface for inputting and outputting signals to and from the outside, a ROM (Read Only Memory) that stores programs and information for processing, and a RAM (Random Access Memory) that temporarily stores data. It has a storage medium such as a memory, a CPU (Central Processing Unit), a communication circuit, etc. The controller 12 stores input data in the RAM, loads programs stored in the ROM into the RAM, and executes various processes by executing the programs loaded in the RAM, based on signals output by the CPU. . The controller 12 controls, for example, the operation of the carry table 3, the opening/closing operation of the door 23 in the dishwasher 4, the operation of the carry-out device 90, the operation of the lift device 5, and the like. The controller 12 is housed in a housing 17, for example.

As shown in FIG. 15, the controller 12 includes a controller 35 of the dishwasher 4, a first sensor 95A and a second sensor 95B of the unloading device 90, a sensor (detection section) 44 of the lift device 5, and a notification section. M, the first motor 11E of the carry table 3, and the second motor 93 of the carry-out device 90 are communicatively connected.

Returning to FIG. 2, the operating section 18 is arranged in a part of the panel forming the housing 17. The operation unit 18 is provided with a start button B1 for starting the operation of the transport mechanism 11, a stop button B2 for stopping the operation of the transport mechanism 11, and a notification unit M such as a speaker for notifying the operator of various conditions by voice. ing.

As shown in FIG. 1, the dishwasher 4 is disposed on the rear side of the carry table 3 and adjacent to the carry table 3. The dishwasher 4 washes the dishes stored in the dish rack R. As shown in FIGS. 1 and 3, the dishwasher 4 has a washing machine body 20 covered with a stainless steel panel. The washing machine main body 20 is partitioned into an upper part 20A in which a washing chamber 21 is formed and a lower part 20B in which a machine room 22 is formed.

A box-shaped door 23 for opening and closing the washing chamber 21 is provided in the upper portion 20A of the washing machine main body 20. The door 23 is connected to a connecting member 64, which will be described in detail later. The connecting member 64 is driven by a drive motor 60 that is controlled by the controller 12 . Driven by the drive motor 60, the door 23 is positioned at the lowest height position in the vertical direction and a closed position (position shown in FIG. 4) where the cleaning chamber 21 is closed, and at the highest height position in the vertical direction. and the open position (position shown in FIG. 1) in which the cleaning chamber 21 is opened. Note that although the door 23 of this embodiment is not provided, a handle for manually opening and closing the door 23 may be provided.

An adjustment part 23B is provided on the inner surface 23a of the door 23 to adjust the position of the tableware rack R placed on the rack rail 70 in the washing chamber 21. More specifically, adjustment portions 23B are provided on the inner surfaces 23a of the front, left, and right sides of the door 23, respectively. The adjustment part 23B is made of a material such as stainless steel or resin (for example, ultra-high molecular weight polyethylene), and is adjusted by pushing out the side surface of the dish rack R placed on the rack rail 70 when the door 23 is closed. , the position of the tableware rack R placed on the rack rail 70 is moved. That is, the adjustment unit 23B guides the tableware rack R to a predetermined position on the rack rail 70.

Inside the washing chamber 21, a rack rail 70 on which a tableware rack R is placed is removably arranged. The dish rack R carried out from the carry table 3 to the dishwasher 4 is pushed onto the rack rail 70. At the top of the cleaning chamber 21, an upper cleaning nozzle 26A consisting of three radially extending arms and an upper rinsing nozzle 27A consisting of two arms are rotatably arranged. Similarly, in the lower part of the cleaning chamber 21, a lower cleaning nozzle 26B consisting of three radially extending arms and a lower rinsing nozzle 27B consisting of two arms are rotatably arranged. Washing water is sprayed from above and below on the dishes arranged in the dish rack R by an upper washing nozzle 26A and a lower washing nozzle 26B, and rinsing water is sprayed from above and below by an upper rinsing nozzle 27A and a lower rinsing nozzle 27B.

A cleaning pump 29 is connected to the cleaning water tank 28 via a cleaning water suction port. A cleaning water discharge pipe 30 is connected to a discharge port of the cleaning pump 29 . The cleaning water discharge pipe 30 branches into a first cleaning water discharge pipe 30A and a second cleaning water discharge pipe 30B, the first cleaning water discharge pipe 30A is connected to the upper cleaning nozzle 26A, and the second cleaning water discharge pipe 30A is connected to the upper cleaning nozzle 26A. 30B is connected to the lower cleaning nozzle 26B.

A rinsing water tank 31 is arranged in the machine room 22 to which rinsing water is supplied from the outside via a water supply pipe (not shown). A rinse pump 33 is connected to the rinse water tank 31 via a rinse water suction pipe 32. A rinse water discharge pipe 34 is connected to a discharge port of the rinse pump 33 . The rinse water discharge pipe 34 branches into a first rinse water discharge pipe 34A and a second rinse water discharge pipe 34B, the first rinse water discharge pipe 34A is connected to the upper rinse nozzle 27A, and the second rinse water discharge pipe 34A is connected to the upper rinse nozzle 27A. 34B is connected to the lower rinse nozzle 27B. The first rinse water discharge pipe 34A is arranged within the first wash water discharge pipe 30A. That is, the first wash water discharge pipe 30A and the first rinse water discharge pipe 34A have a double pipe structure.

Inside the machine room 22, an electrical box (not shown) and the like containing a controller 35 that controls the overall operation of the dishwasher 4 are housed. The controller 35 outputs a cleaning completion signal to the controller 12 of the carry table 3, indicating that the cleaning has ended.

The dishwasher 4 includes a heat exchange unit 36. The heat exchange unit 36 condenses the water vapor discharged from the cleaning chamber 21 of the washing machine main body 20 and discharges the air containing reduced amount of water vapor to the outside. The dishwasher 4 includes four legs 37 that support the washing machine main body 20.

At the back of the dishwasher 4, struts 4A, 4A extending in the vertical direction are arranged. As shown in FIG. 12(A), a rear guide portion 38 for guiding the tableware rack R is provided on the rear surface of the washing chamber 21. The rear guide portion 38 is fixed to the pillars 4A, 4A by an appropriate method. The rear guide portion 38 is a plate-like member having an L-shaped cross section. The rear guide portion 38 includes a lower surface portion (first portion) 38a that supports a portion of the bottom surface of the dish rack R from below, and a side surface portion (second portion) 38b that contacts a portion of the side surface of the dish rack R. have.

As shown in FIG. 1 , the lift device 5 is disposed on the left side of the dishwasher 4 and adjacent to the dishwasher 4 . The lift device 5 transfers the dish rack R taken out from the dishwasher 4 to a predetermined position on the wagon 6. As shown in FIG. 4, the lift device 5 includes a main body 40, a lift 41, and a drive mechanism 7. The main body 40 has a frame 40A and a pair of side portions 42A and 42B that are arranged to face each other in the front-rear direction. The pair of side parts 42A and 42B are panel-shaped members. The main body 40 is open on both sides in a horizontal direction perpendicular to the opposing direction of the pair of side parts 42A and 42B. The main body 40 is provided with a side portion 42C that covers a portion of the upper side of the opening on the dishwasher 4 side. The lift device 5 includes four legs 47 that support the main body 40.

The lift 41 is moved in the vertical direction by a drive mechanism (not shown). The drive mechanism includes, for example, a drive motor, a sprocket, a chain, and the like. The lift 41 has belts 43A and 43B for transporting the tableware rack R to the wagon 6. When the dishwasher 4 completes washing, the lift 41 is on standby at the same height as the rack rail 70 (see FIG. 3) of the dishwasher 4. When the dish rack R is carried out from the dishwasher 4 and the sensor 44 detects that a part of the dish rack R is located on the lift 41, the lift 41 operates belts 43A and 43B to remove the dish rack. Incorporate R.

When the tableware rack R is taken in, the lift 41 transfers the tableware rack R to a shelf (tier) in the wagon 6 where no tableware rack R is accommodated. The lift 41 operates belts 43A and 43B to send out the tableware rack R to the wagon 6. The empty status of each shelf of the wagon 6 is detected by, for example, a sensor (not shown) provided on the top plate and the bottom plate of the lift device 5 or a sensor (not shown) provided in the lift 41.

The drive mechanism 7 drives the door 23 of the dishwasher 4 to the closed position and the open position. The drive mechanism 7 includes a drive motor 60, a pair of sprockets (not shown), a chain (not shown), a slider 63, and a connecting member 64. The drive mechanism 7 is provided on the back side of the lift device 5.

The drive motor 60 is, for example, a gear motor. The drive motor 60 is arranged, for example, at the top of the lift device 5. The operation of the drive motor 60 is controlled by the controller 12 of the carry table 3. An output shaft of a drive motor 60 is connected to the sprocket. The sprocket is driven and rotated via the chain in accordance with the rotation of the sprocket. The chain is wrapped around a pair of sprockets.

Slider 63 is connected to a chain. The slider 63 moves up and down in accordance with the movement of the chain. The slider 63 is connected to a guide rail 65 extending in the vertical direction, and moves along the guide rail 65. The connecting member 64 connects the slider 63 and the door 23. The connecting member 64 extends along the front-rear direction. One end of the connecting member 64 is fixed to the slider 63, and the other end of the connecting member 64 is connected to the door 23 via a shaft pin (not shown). The connecting member 64 is provided with a support member (not shown). The support member is connected to the connecting member 64 and the lower end of the door 23, and supports the door 23 from below when the door 23 is raised.

As shown in FIG. 1 , the wagon 6 is disposed on the left side of the lift device 5 and adjacent to the lift device 5 . The wagon 6 can accommodate a plurality of (four in this embodiment) tableware racks R. A tableware rack R is accommodated in the wagon 6 by a lift device 5. The wagon 6 is detachably attached to the lift device 5.

As shown in FIG. 5, the wagon 6 has a pair of side parts 50A and 50B arranged opposite to each other, an upper part 51 provided at the upper end of the pair of side parts 50A and 50B, and a pair of side parts 50A and 50B. It has a bottom portion 52 provided at the lower end portions of the side portions 50A and 50B. The pair of side portions 50A and 50B are formed of panel-shaped members. The wagon 6 has a pair of side parts 50A, 50B, an upper part 51, and a bottom part 52, which define an accommodation space for accommodating the tableware rack R. The wagon 6 is open on both sides in a horizontal direction perpendicular to the opposing direction of the pair of side parts 50A and 50B.

A pair of support rails 53A, 53B are provided on the inner surfaces of the pair of side parts 50A, 50B at positions facing each other. A pair of support rails 53A and 53B support the tableware rack R. The pair of support rails 53A and 53B constitute a shelf portion of the wagon 6 that accommodates the tableware rack R. A plurality of support rails 53A, 53B are arranged at predetermined intervals in the vertical direction. Operation handles 54A and 54B that can be gripped by an operator are provided on the outer surface of one side portion 50A. The bottom part 52 has four rollers 55A, 55B, 55C, and 55D that allow the wagon 6 to be moved freely when the wagon 6 is removed from the lift device 5, and four rollers 55A, 55B, 55C, and 55D that allow the wagon 6 to move freely when the wagon 6 is removed from the lift device 5. Installation mechanisms 56A and 56B for installing (fixing) 6 are provided.

The carry-out device 90 carries out the dish rack R from the dishwasher 4 to the lift device 5. As shown in FIG. 6(A), the unloading device 90 is provided in front of the right side of the dishwasher 4. As shown in FIG. 6(B), the unloading device 90 includes an arm 91, a second motor (arm drive section) 93, a rotating body 94, a first sensor 95A, a second sensor 95B, and a controller 12. (see FIG. 7) and a regulating portion 96.

The arm 91 pushes out the tableware rack R placed on the rack rail 70 toward the lift device 5 by rotating around a rotation shaft 91A extending in one direction. The dish rack R pushed out by the arm 91 slides on the rack rail 70 and is carried out from the dishwasher 4 to the lift device 5. The arm 91 is rotatably provided around a rotation axis 91A, and has a first bearing 92A and a second bearing 92B that are provided so as to be able to contact the tableware rack R.

The second motor 93 rotates the arm 91 between a standby position and a push-out position around a rotation shaft 91A that is an output shaft. The standby position is a position where the arm 91 is waiting before pushing out the tableware rack R. The push-out position is the position of the arm 91 when the tableware rack R is carried out from the washing chamber 21 by rotating around the rotation shaft 91A from the standby position. Here, the method from the standby position to the extrusion position is referred to as the forward direction, and the method from the extrusion position to the standby position is referred to as the reverse direction. The rotating body 94 is a disc-shaped member that is rotatably provided integrally with the arm 91 and has a notch formed therein. The rotating body 94 is made of an iron member or magnetic stainless steel.

The first sensor 95A and the second sensor 95B are arranged so as to overlap the region in which the rotating body 94 rotates in a plan view viewed from the extending direction of the rotation shaft 91A. Each of the first sensor 95A and the second sensor 95B is a steel plate proximity sensor that distinguishes and detects a first state that overlaps with the notch and a second state that does not overlap with the notch. The first sensor 95A and the second sensor 95B are arranged at different positions in the circumferential direction of the rotating body 94.

The regulating portion 96 is arranged on the opposite side of the extrusion position with respect to the arm 91 located at the origin position. The regulating portion 96 regulates the movement of the arm 91 that attempts to rotate in a direction opposite to the original position.

As shown in FIG. 6(B) and FIG. 13, the unloading device 90 includes a second motor 93 to which an arm 91 and a rotating body 94 are attached, a first sensor 95A, a second sensor 95B, and a regulating section 96. It is configured as a unit fixed to a mounting plate 97. The attachment plate 97 has a first attachment part 97A that is attached to the dishwasher 4 and a second attachment part 97B that is attached to the carry table 3. Further, as shown in FIG. 14(B), the unloading device 90 includes a removable cover 99 that covers the arm 91 located at the origin position and the second motor 93 from above. The mounting plate 97 is provided with brackets 97C, 97C to which the cover 99 can be attached. The cover 99 is attached to the brackets 97C, 97C with bolts or the like.

The unit of the unloading device 90 is detachably installed in the dishwasher 4. More specifically, the first attachment portion 97A is formed so that it can be hooked onto the edge 4B of the lower portion 20B of the dishwasher 4. Further, as shown in FIG. 14(A), the second attachment portion 97B is formed to be fixable to the side surface 3A of the carry table 3 on the dishwasher 4 side. When installing the cleaning system 1, the operator hooks the first attachment part 97A to the edge 4B of the dishwasher 4, and then fixes the second attachment part 97B to the side surface 3A of the carry table 3 with bolts or the like. .

As shown in FIG. 15, the controller 12 controls the second motor 93 based on a combination of detection results by the first sensor 95A and the second sensor 95B. In other words, the rotational state of the arm 91 (rotating body 94) is constantly monitored by the first sensor 95A and the second sensor 95B. More specifically, the controller 12 executes stop control, start control, rotation control, and reversal control. Note that the rotation control of the arm 91 executed by the controller 12 is not limited to the above embodiment, and may be performed by controlling the rotation speed of the second motor 93 or the driving time of the second motor 93, for example. May be executed.

Further, when the sensor 44 detects the dish rack R (that is, it is detected that the dish rack R has been completely unloaded from the dishwasher 4), the controller 12 starts loading the next dish rack R. The first motor 11E that moves the arm member 11A of the carry table 3 is controlled as follows.

As shown in FIG. 7, the rack rail 70 is a frame made of stainless steel, and is detachably attached to the dishwasher 4. Here, the wash water tank 28 has a reservoir forming part 28a and a flat part 28b. The storage part forming part 28a forms a storage part that stores cleaning water. The flat portion 28b is a portion that is formed around the storage portion forming portion 28a in a plan view from above and extends in a substantially horizontal direction. In the rack rail 70, a first support part 76, which will be described in detail later, is placed on the flat part 28b.

FIG. 8 shows a state in which the rack rail 70 is removed from the dishwasher 4. As shown in FIG. 8, when the rack rail 70 is placed in the dishwasher 4, the lift device 5 is connected to the first mounting portion 71, which is placed in the direction in which the carry table 3 is connected. A second placing part 72 is arranged in a direction such that the second placing part 72 is arranged in the direction of It has a frame portion 70A including a fourth placing portion 74 intersecting the second placing portion 72 and the third placing portion 73. The rack rail 70 further includes a fifth mounting portion 75, a pair of first support portions 76, 76, a pair of second support portions (connection portions) 77, 77, and a side guide portion 78. There is.

As shown in FIG. 9(A), the first mounting section 71 and the third mounting section 73 are formed of pipes having a substantially triangular closed cross-sectional shape. The first placing portion 71 is provided with a placing surface 71A on which the tableware rack R is placed. The third placing portion 73 is provided with a placing surface 73A on which the tableware rack R is placed. The placement surface 71A of the first placement portion 71 is arranged to be lower than the placement surface 10a of the tableware rack R on the carry table 3. In this embodiment, the carrying table 3 is provided with a sliding portion 16 (for example, about 5 mm in height) as a mounting surface 10a for the tableware rack R. For this reason, the rack rail 70 is arranged such that the mounting surface 71A of the first mounting section 71 is lower (for example, about 10 mm) than the sliding surface of the tableware rack R in the sliding section 16.

As shown in FIG. 9(B), in the second placing part 72, a placing surface 72A on which the dish rack R is placed is a substantially straight line from the outside to the inside of the frame part. It is formed of a pipe with a closed cross section having an inclined portion 72B that slopes downward. That is, the cross-sectional shape of the second placing part 72 is different from the cross-sectional shapes of the first placing part 71 and the third placing part 73. The first placing section 71, the second placing section 72, the third placing section 73, the fourth placing section 74, the fifth placing section 75, 75, the pair of first supporting sections 76, 76, the pair of first placing sections 75, 75, The two supporting parts 77, 77 are integrated with each other by welding or the like.

The fourth placing part 74 is a member that connects the second placing part 72 and the third placing part 73 facing each other, and is placed on the rear side of the dishwasher 4 when placed in the washing chamber 21. This is the member that is used. The fourth mounting portion 74 is a round bar in the shape of a solid or hollow pipe.

The pair of first support parts 76, 76 are fixed to the first mounting part 71 arranged at the front lower part of the washing chamber 21 when the rack rail 70 is arranged in the washing room 21. The pair of first supporting parts 76, 76 are arranged on the left and right sides of the first mounting part 71 in the left-right direction. Each of the pair of first support parts 76, 76 has a first part 76a, 76a extending downward from the first mounting part 71, and a rack rail 70 that is bent forward from the first part 76a, 76a. 21, the cleaning water tank 28 has a second portion 76b that is placed on the flat surface 28b of the cleaning water tank 28. The first support portions 76, 76 are formed of round bars in the shape of solid or hollow pipes.

One of the fifth placing parts 75, 75 is a member that connects the first placing part 71 and the third placing part 73 which intersect with each other. The other of the fifth placing parts 75, 75 is a member that connects the second placing part 72 and the fourth placing part 74 which intersect with each other. The fifth mounting portions 75, 75 are formed by solid or hollow pipe-like round bars.

One of the pair of second support parts 77, 77 is connected to the second placing part 72, and the other of the pair of second support parts 77, 77 is connected to the third placing part 73. One of the pair of second support parts 77, 77 has a first part 77a extending obliquely to the left and rear from the second placing part 72, and a second part 77b extending in the left-right direction. The other of the pair of second support parts 77, 77 has a first part 77a extending obliquely to the right rear from the third placing part 73, and a second part 77b extending in the left-right direction. The pair of second support parts 77, 77 are each formed into a rod shape. Each of the ends of the second portions 77b, 77b is bidirectionally rotatably and removably locked to a locking member 80 (see FIG. 11(A)) provided in the cleaning chamber 21. The locking member 80 will be explained in detail later.

As shown in FIG. 10, a filter 28c that prevents solid matter from flowing into the wash water tank 28 is disposed below the second support portion 77. The second support portion 77 is bent to ensure a wide space above the filter 28c. More specifically, the bent portion 77c of the second support portion 77 is bent to protrude from the space above the filter 28c. In addition, in this embodiment, an example has been described in which both the left and right second support parts 77 are bent into the shape described above, but when the rack rail 70 is placed in the cleaning chamber 21, The one second support portion 77 that is not located does not need to be bent into the shape described above.

The side guide portion 78 is provided on the third mounting portion 73. The side guide portion 78 prevents the tableware rack R placed on the rack rail 70 from jumping out to the outside of the frame portion 70A. The side guide portion 78 has a main body portion 78a and a tapered portion 78b formed at the front end portion. The main body portion 78a projects upward from the third placing portion 73 and extends in the direction in which the third placing portion 73 extends. The tapered portion 78b extends toward the front side so as to gradually move away from the frame portion 70A.

The dish rack R carried into the dishwasher 4 by the arm member 11A is pushed onto the rack rail 70 as described above. As shown in FIG. 12(B), the dishes inside the washing chamber 21 are guided by the rear guide section 38 arranged in the washing chamber 21 and the side guide section 78 formed as a part of the rack rail 70. The position of the rack R is shifted to the right in the cleaning chamber 21. Here, "shifted to the right" means that the center of the dish rack R in the left-right direction is shifted to the right from the center of the washing chamber 21 in the left-right direction, or This indicates that the center of gravity is shifted to the right from the center of gravity of the cleaning chamber.

Next, the locking member 80 will be explained. The locking members 80 are attached to the left and right side surfaces of the washing chamber 21 of the dishwasher 4, as shown in FIG. The locking member 80 includes a first locking portion 81 that supports the rack rail 70 so that the dish rack R can be placed thereon, and a second locking portion 81 that supports the rack rail 70 in a state where the rack rail 70 is leaning against the back side of the washing chamber 21. 82, a slide portion 83 provided to connect the first locking portion 81 and the second locking portion 82 and allowing the second support portion 77 to slide, and a slide portion 83 above the first locking portion. , and an upper restriction portion 84 that restricts the second support portion 77 from moving upward. The locking member 80 is formed of a plate-shaped member.

The first locking portion 81 is formed at a lower position than the second locking portion 82, and the first locking portion 81 is provided closer to the carry table 3 than the second locking portion 82. That is, when the dishwasher 4 is viewed from the front, the first locking portion 81 is formed closer to the front than the second locking portion 82 . The upper restriction portion 84 is provided only on the first locking portion 81 and is not provided above the first locking portion 81 and the slide portion 83.

Next, a description will be given of the operation when changing the rack rail 70 from the placed state to the retracted state where it is placed against the back of the cleaning chamber 21. As shown in FIGS. 11(A) and 11(B), when the rack rail 70 is in the placed state, the second support portion 77 is locked to the first locking portion 81. The operator grasps a part of the rack rail 70 in the placed state and slides the second support part 77, which is locked to the first locking part 81, forward along the slide part 83. It is locked by the second locking part 82. Here, the operator rotates the rack rail 70 (that is, the second support part 77) and leans it against the back surface of the cleaning chamber 21, as shown in FIG. 11(C).

Here, since the rear end 72E of the second mounting part 72 protrudes rearward than the second support part 77, when the second support part 77 is rotated while being locked to the first locking part 81, The rear end 72E interferes with the back surface of the cleaning chamber 21. For this reason, the rack rail 70 cannot be rotated and the rack rail 70 cannot be leaned against it. Further, even if the rear end 72E does not interfere with the back surface, the rear end 72E will interfere with the flat part 28b (see FIG. 7), which is the bottom surface, and the rack rail 70 cannot be rotated.

The locking member 80 of this embodiment has the shape described above, and since the rack rail 70 is leaned against it as described above, the rear end 72E of the second mounting portion 72 is able to hold the second support portion 77 against the first locking member. It moves forward and upward compared to when it is locked by the stop part 81. For this reason, even if the rack rail 70 is rotated with the second support part 77 locked in the second locking part 82, the rear end 72E is also attached to the flat part 28b (FIG. 7) on the back surface of the cleaning chamber 21. (see). That is, the rack rail 70 can be placed against the back of the cleaning chamber 21. Although the explanation is omitted, the same applies to the rear end of the third mounting section 73.

The effects of the cleaning system 1 of the above embodiment will be explained. In the cleaning system 1 of the above embodiment, as shown in FIG. 9(B), the placement surface 72A of the second placement portion 72 has an inclined portion 72B that slopes from the outside to the inside of the frame portion 70A. are doing. As a result, when the dish rack R is carried into the dishwasher 4 by the carry table 3, that is, when the rack is carried into the dishwasher 4 along the extending direction (front-back direction) of the second mounting section 72, The tableware rack R is guided from the front to the rear of the washing chamber 21 so as not to climb over the inclined part 72B of the second mounting part 72. On the other hand, when the dish rack R is carried out from the dishwasher 4 by the carrying-out device 90, that is, when the dish rack R is carried out from the dishwasher 4 in a direction perpendicular to the second mounting section 72, the second mounting section 72 The tableware rack R is guided so as to ride on the portion 72. Thereby, the tableware rack R is accurately guided to a predetermined position in the washing chamber 21 when carrying it in, and the tableware rack R can be easily carried out from the dishwasher 4 at the time of carrying it out. As a result, even if the loading direction (back and forth direction) into the dishwasher 4 and the direction (horizontal direction) out of the dishwasher 4 are different from each other, the loading and unloading of the dish rack R into the dishwasher 4 and Unloading from the dishwasher 4 can be performed accurately.

In the cleaning system 1 of the above embodiment, as shown in FIG. 11(C), by sliding the second support part 77 of the rack rail 70 from the first locking part 81 to the second locking part 82, the rack rail 70's position can be easily changed.

In the cleaning system 1 of the above embodiment, as shown in FIG. can be easily removed from the

In the cleaning system 1 of the embodiment described above, the second locking part 82 is formed at a higher position than the first locking part 81, and the first locking part 81 is located closer to the front than the second locking part 882 ( (carry table 3 side). As a result, even if the rear end 72E of the second mounting section 72 and the rear end of the third mounting section 73 protrude rearward from the second support section 77, when the rack rail 70 is leaned against the It is possible to prevent the rear end of the second mounting section 72 and the third mounting section 73 from interfering with the back surface or the flat surface portion 28b of the cleaning chamber 21.

In the cleaning system 1 of the above embodiment, as shown in FIG. The support portion 77 is bent to ensure a wide space above the filter 28c. Thereby, the filter 28c can be easily removed with the rack rail 70 disposed in the cleaning chamber 21.

In the washing system 1 of the embodiment described above, the mounting surface 71A of the first mounting section 71 on the rack rail 70 is arranged to be lower than the sliding surface of the tableware rack R on the sliding section 16. Thereby, the dish rack R can be easily carried into the dishwasher 4 from the carry table 3.

As shown in FIG. 8, the third mounting portion 73 of the rack rail 70 of the washing system 1 of the above embodiment has a mechanism that prevents the tableware rack R placed on the rack rail 70 from jumping out to the outside of the frame portion 70A. A regulating side guide portion 78 is provided. Thereby, the dish rack R can be accurately guided to a predetermined position in the washing chamber 21.

In the washing system 1 of the above embodiment, as shown in FIG. 12(B), the position of the dish rack R in the washing chamber 21 guided by the rear guide part 38 and the side guide part 78 in the dishwasher 4 is , is shifted to the right in the cleaning chamber 21. Thereby, the length of the arm member 11A of the carry table 3 having the right side as its base end can be shortened.

In the washing system 1 of the above embodiment, the rear guide section 38 is composed of a lower surface section 38a that supports the dish rack R from below and a side surface section 38b that contacts the dish rack R, as shown in FIG. 12(B). It is formed by a member having an L-shaped cross section. Thereby, the tableware rack R can be guided to the rear of the washing chamber 21.

In the washing system 1 of the embodiment described above, the inner surface 23a of the door 23 in the dishwasher 4 is provided with an adjustment part 23B that adjusts the position of the dish rack R in the washing chamber 21. Thereby, even if the tableware rack R is guided somewhat out of the predetermined position in the washing room 21, the tableware rack R can be adjusted to the predetermined position when the door 23 is closed.

In the washing system 1 of the above embodiment, when the sensor 44 of the lift device 5 detects that the removal of the dish rack R from the dishwasher 4 is completed, the arm is activated to start carrying in the next dish rack R. The first motor 11E that drives the member 11A is driven. As a result, the next dish rack R is not carried into the dish washer 4 until after the dish rack R is reliably carried out from the dish washer 4. Therefore, it is possible to prevent the dish racks R from interfering with each other in the dishwasher 4.

As shown in FIG. 13, the unloading device 90 of the washing system 1 of the above embodiment is formed of an arm 91 and a second motor 93 that drives the arm 91 as one unit. It is detachably attached to the Thereby, it becomes possible to easily attach the unloading device 90 to the existing dishwasher 4.

The unloading device 90 of the cleaning system 1 of the above embodiment is provided with a cover 99 that covers the arm 91 located at the origin position and the second motor 93 from above, as shown in FIG. 14(B). Thereby, water used in the dishwasher 4 can be prevented from adhering to the second motor 93. This makes it possible to suppress the occurrence of failures caused by water adhesion.

Although one embodiment has been described above, the present invention is not limited to the above embodiment. Various changes can be made without departing from the spirit of the invention.

In the rack rail 70 of the dishwasher 4 of the above embodiment, as shown in FIG. 9(B), the mounting surface 72A of the second mounting section 72 extends downward in a straight line from the outside to the inside of the frame. Although an example has been described in which the pipe is formed by a pipe having a closed cross-sectional shape having an inclined portion that slopes, the present invention is not limited thereto. For example, as shown in FIG. 9C, the mounting surface 72A of the second mounting section 72 in the rack rail 70 is formed so that the angle with respect to the horizontal plane gradually becomes gentler from one end to the other end. It may have an inclined portion 72D. In this configuration as well, as in the above embodiment, even if the loading direction into the dishwasher 4 and the loading direction from the dishwasher 4 are different from each other, the loading and unloading of the dish rack R into the dishwasher 4 and It is possible to accurately carry out unloading from the washing machine.

The rack rail 70 of the dishwasher 4 of the above embodiment and modification may be a rack rail 170 according to a modification as shown in FIG. 16. Specifically, as shown in FIG. 16, the rack rail 170 according to the modified example has a second mounting section 72 and a third mounting section 75 in place of the fifth mounting sections 75, 75 of the rack rail 70 of the above embodiment. A plurality of rotating rollers (roller members) 79 may be provided to extend around the mounting portion 73. At least the surface of the rotating roller 79 that contacts the tableware rack R may be formed of a resin material such as ultra-high molecular weight polyethylene. In this configuration as well, as in the above embodiment, even if the loading direction into the dishwasher 4 and the loading direction from the dishwasher 4 are different from each other, the loading and unloading of the dish rack R into the dishwasher 4 and It is possible to accurately carry out unloading from the washing machine.

1...Cleaning system, 3...Carry table (loading device), 4...Dishwasher (washing machine), 4A, 4A...Strut, 10a...Placement surface, 11A...Arm member (first arm), 11E...First Motor, 12...Controller (control section), 21...Cleaning chamber, 23...Door, 23B...Adjustment section, 38...Rear guide section, 44...Sensor (detection section), 70...Rack rail, 70A...Frame section, 71... 1st mounting part, 72... 2nd mounting part, 72A... mounting surface, 73... 3rd mounting part, 74... 4th mounting part, 75... 5th mounting part, 76... 1st support part , 77... Second support part (connection part), 78... Side guide part, 78a... Main body part, 78b... Taper part, 79... Rotating roller (roller member), 80... Locking member, 81... First locking part , 82... Second locking part, 83... Slide part, 84... Upper regulating part, 90... Carrying out device, 91... Arm, 93... Second motor (arm driving part), 96... Regulation part, 99... Cover, 170 ...Rack rail, R...Dish rack (rack).

Claims (16)

A washing machine that washes objects to be cleaned stored in a washing room, a carrying device that carries racks that house the objects to be washed into the washing machine, and a lift that carries the racks that are carried out from the washing machine into a wagon. A cleaning system comprising: a device; and an unloading device for unloading the rack from the cleaning machine to the lift device,
The washing machine includes a rack rail on which the rack is placed,
The rack rail includes a first mounting part arranged in a direction to which the loading device is connected when arranged in the washing machine, and a first mounting part arranged in a direction to which the lift device is connected when arranged in the washing machine. a second placing part disposed in the second placing part; a third placing part facing the second placing part and intersecting the first placing part; and a third placing part facing the first placing part and the second placing part. and a fourth placing part intersecting the third placing part,
The mounting surface on which the rack is mounted in the second mounting section is formed with an inclined part that slopes downward from the outside to the inside of the frame part ,
In the cleaning system, the rack rail is arranged such that a mounting surface of the first mounting section is lower than a mounting surface of the rack in the carrying-in device. A washing machine that washes objects to be cleaned stored in a washing room, a carrying device that carries racks that house the objects to be washed into the washing machine, and a lift that carries the racks that are carried out from the washing machine into a wagon. A cleaning system comprising: a device; and an unloading device for unloading the rack from the cleaning machine to the lift device,
The washing machine includes a rack rail on which the rack is placed,
The rack rail includes a first mounting part arranged in a direction to which the loading device is connected when arranged in the washing machine, and a first mounting part arranged in a direction to which the lift device is connected when arranged in the washing machine. a second placing part disposed in the second placing part; a third placing part facing the second placing part and intersecting the first placing part; and a third placing part facing the first placing part and the second placing part. and a fourth placing part intersecting the third placing part,
The mounting surface on which the rack is mounted in the second mounting section is formed with an inclined part that slopes downward from the outside to the inside of the frame part ,
The loading device is provided with a sliding part as a mounting surface for the rack,
In the cleaning system, the rack rail is arranged such that a mounting surface of the first mounting section is lower than a sliding surface of the rack in the sliding section. The cleaning system according to claim 1 or 2 , wherein the slope portion is formed so that the angle with respect to a horizontal plane gradually becomes gentler from one end of the slope portion to the other end. 4. The apparatus according to claim 1, further comprising a plurality of roller members connected to the second placing part and the third placing part and arranged in parallel to the first placing part. cleaning system. The rack rail is connected to the fourth mounting part and is provided with a rod-shaped connection part for fixing to the washing chamber,
The cleaning chamber further includes a locking member that locks the connection part,
The locking member includes a first locking portion that supports the rack rail in a state in which the rack can be placed thereon, and a second locking portion that supports the rack rail in a state where it is leaning against the back surface of the cleaning chamber. , a sliding portion provided between the first locking portion and the second locking portion to allow the connecting portion to slide . cleaning system. 6. The locking member is provided with an upper restriction portion that restricts upward movement of the connection portion, and the upper restriction portion is provided only at the first locking portion. cleaning system. The first locking portion is formed at a lower position than the second locking portion, and the first locking portion is formed closer to the loading device than the second locking portion. The cleaning system according to claim 5 or 6 . A filter is arranged below the connection part to prevent solid matter from flowing into the wash water tank,
The cleaning system according to any one of claims 5 to 7 , wherein the connecting portion is bent so as to secure a wide space above the filter. Any one of claims 1 to 8 , wherein the third mounting part is provided with a side guide part that allows the rack placed on the rack rail to protrude outside the frame part. Cleaning system as described. When the opposing direction of the second loading section and the third loading section is defined as a left-right direction, the loading device includes a first arm extending to the left with the right side as a base point in the left-right direction. and
The washing machine has a rear guide part that is arranged at the rear of the washing chamber and guides the rack,
10. The cleaning system according to claim 9 , wherein the position of the rack within the cleaning chamber guided by the rear guide section and the side guide section is shifted to the right side within the cleaning chamber. The cleaning system according to claim 10 , wherein the first arm extends from the right side to the left side of the center of the rack in the left-right direction. 12. The cleaning system according to claim 10 , wherein the rear guide section is formed by a member having an L-shaped cross section and comprising a first part that supports the rack from below and a second part that contacts the rack. The washing machine includes a door that can open and close the washing chamber,
The cleaning system according to any one of claims 1 to 12 , wherein an adjustment section for adjusting the position of the rack in the cleaning chamber is provided on the inner surface of the door. a detection unit that detects completion of carrying out the rack to the lift device;
an arm drive unit that drives a first arm that pushes out the rack in the loading device;
further comprising a control unit that controls the arm drive unit,
Any one of claims 1 to 13 , wherein the control unit controls the arm drive unit to start loading the next rack when the detection unit detects that the loading of the rack is completed. Cleaning system as described in section. The unloading device is formed as a unit including an arm that pushes out the rack arranged on the rack rail, and a drive section that drives the arm,
The cleaning system according to any one of claims 1 to 14 , wherein the unit is detachably attached to the cleaning machine. 16. The cleaning system according to claim 15 , wherein the unloading device includes a cover that covers the arm located at the origin position and the drive section from above.

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