KR101575151B1

KR101575151B1 - Food tray washer for stopping operation by detecting trap of food tray

Info

Publication number: KR101575151B1
Application number: KR1020150074590A
Authority: KR
Inventors: 정규설
Original assignee: 정규설
Priority date: 2015-05-28
Filing date: 2015-05-28
Publication date: 2015-12-07

Abstract

The present invention relates to a food tray washer for stopping operation by detecting a trap of a food tray, which comprises: a housing for forming the exterior; a food tray input unit which is mounted on one side of the housing, and comprises a supporting unit for supporting food trays piled up, and a spiral cam for separating the each food tray piled up to move them from the position of being piled up to the position of washing; a food tray washing unit installed in the housing to wash the food trays one by one; a food tray discharge unit for discharging the food tray washed by the food tray washing unit; a food tray conveying unit for conveying the food tray from the food tray input unit to the food tray discharge unit through the food tray washing unit; and a light sensor installed in between the bottom surface of a blade of the spiral cam and the top surface of the food tray input unit to generate a trap signal indicating that the food tray is trapped by the spiral cam.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a dish washer,

The present invention relates to a plate washing machine for automatically washing a plate, and more particularly, to detecting that a plate is placed in a washing position one by one, To a dish washer.

In schools or lunch areas, prior to washing the plates, perform a preliminary cleaning to remove food residue from the plate. In such a case, the food waste residue is placed in a large container with detergent, and the food waste is called. After the cleaner grasps the brush with one hand and holds the plate with the other hand, the brush is used to change the upper and lower sides of the plate Wiping and removing food residue on the plate.

However, in the above-mentioned method, it is possible to thoroughly wash the dishes of dozens of units. However, when the dishes of several hundreds or more are thoroughly washed, repeated washing operations are applied to the shoulders or arm legs of the washers, Causing back pain or muscle aches.

In addition, many detergents were used in the process of calling out the food waste, causing detergent costs, and the detergent caused pollution of the environment.

Accordingly, a plate washing machine that automatically wipes off the plate has been developed (Patent No. 10-1129371).

However, in the case of such a plate washing machine, when the plate is crushed, the plate is not automatically placed in the washing position of the plate washing machine, and therefore washing may not proceed.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a plate washing machine which solves the above-described problems and stops its operation by sensing a plate latching phenomenon.

In order to solve the above-described problems, a dish washer according to an embodiment of the present invention, which is operated by detecting a plate catching phenomenon, includes a housing forming an outer appearance; And a spiral cam which is installed at one side of the housing and supports the laminated plate, and a spiral cam which separates the laminated plates one by one and moves the laminated plate from the laminated position to the washing position. A plate washing unit installed in the housing to wash the plates one by one; A plate discharge unit for discharging the plate cleaned by the plate cleaning unit; A plate feeding part for feeding the plate from the plate feeding part to the plate discharging part through the plate washing part; And a light sensor provided between the bottom surface of the blade of the spiral cam and the top surface of the plate feeding part to generate a latch signal indicating whether the plate is caught by the spiral cam.

The plate washing machine, which stops the operation of detecting the latching phenomenon, may further include a plate basket installed at a rear end of the plate discharging portion to collect the plate coming from the plate discharging portion.

Here, the plate basket is formed on the bottom surface in a direction parallel to the conveying direction of the plate, and is formed with a pair of formed gripping holes; And a guide groove formed on one side surface and facilitating insertion of the user's hand into the grip insertion hole.

The plate basket may further include a plate adjuster installed on the other side of the plate and extending to fit the size of the plate.

Here, the plate cleaning unit may include a water spray nozzle for spraying at least one of washing water and rinsing water; And a cleaning brush for cleaning the upper and lower surfaces of the plate.

Here, the water spray nozzle may include: a first sub spray nozzle disposed in front of the cleaning brush to spray the wash water; And a second sub-injection nozzle disposed behind the cleaning brush for spraying the rinse water.

Here, the cleaning brush includes: a pair of downward cleaning brushes for cleaning the bottom surface of the plate; And an upper cleaning brush for cleaning the upper surface of the plate and located between the lower cleaning brushes.

The plate washing machine, which stops the operation of detecting the plate hooking phenomenon, may further include a filtering net disposed below the plate washing portion to separate the rinsing water and the washing water from the residue separated from the plate.

Here, the dishwasher, which stops the operation due to the detection of the hooking phenomenon, may further include a water collecting part disposed below the filtering network to collect the water used in the plate washing part.

Here, the dish washer, which stops the operation by detecting the plate hanging, may further include a water pump for supplying the water collected in the water collecting part to the water spray nozzle again.

Here, in the plate washing machine in which the operation of the plate washing machine is stopped by detecting the plate latching phenomenon, a rinse water inlet and a rinse water inlet for receiving the rinse water and the washing water from the outside may be formed in the housing.

Here, the dishwasher, which stops the operation by detecting the latching phenomenon, includes a first sensing sensor for sensing the number of remaining plates of the stacked plate, And a control unit for controlling the operation of the plate conveying unit based on a sensing signal from the first sensing sensor.

Here, the first sensing sensor may be a proximity sensor, and the control unit may control the operation of the plate conveyance unit based on height information of the laminated plate obtained from the proximity sensor.

Here, the dishwasher, which stops the operation due to the detection of the plate hanging, further includes a second sensing sensor for sensing a protrusion provided on the interlocking gear shaft interlocked with the spiral cam, It is possible to control the spiral cam to stop at the correct position when stopping the operation of the plate conveying portion.

The dish washer further includes a communication unit. When the control unit receives the hook signal from the optical sensor, the controller transmits an alarm signal to the external terminal through the communication unit .

Here, the dishwasher in which the operation of the dishwasher is stopped by sensing the plate hanging may further include an alarm unit, and the controller may operate the alarm unit if no action is taken within a predetermined time after the alarm signal is transmitted.

Here, the plate conveying portion includes a conveying motor; An interlocking means connected to the feed motor; And the conveying conveyor connected to the plate discharging portion from the plate feeding portion according to the driving force of the interlocking means and feeding the plates one by one.

Here, the conveying conveyor may be a sieve conveyor.

Here, the plate conveying portion may further include a plate guide portion attached to the engaging pin of the sieve recognizing conveyor and guiding the plates one by one.

Here, the upper end of the blade of the spiral cam can be sharply treated so that the blade is easily inserted into the gap between the laminated plates.

According to an embodiment of the present invention having the above-described configuration, in the dishwasher in which the plates are automatically transported and cleaned one by one, it is possible to detect that the plate can not be set in the cleaning position.

In addition, according to an embodiment of the present invention, a cleaned plate can be automatically placed on a plate basket after cleaning, and when a user intends to move a completely cleaned plate by hand, .

In addition, according to an embodiment of the present invention, waste such as residue generated during washing of a plate can be separated and processed through a filtering net.

Further, according to the embodiment of the present invention, by using the water having passed through the filtering net as the washing water, it is possible to contribute to environmental protection.

According to an embodiment of the present invention, when the plate is not placed in the washing position in the plate washing machine, an alarm signal is transmitted to the user's terminal so that even if the user operates the noise of the plate washing machine, In a short period of time.

Further, according to the embodiment of the present invention, the separation of the plate and the plate can be further facilitated by sharply treating one end of the spiral cam separating the laminated plate.

FIG. 1 is a partially transparent perspective view illustrating an entire structure of a plate washing machine in which operation is stopped by sensing a plate-latching phenomenon according to an embodiment of the present invention. FIG.
FIG. 2 is a perspective view for explaining a tablet insertion portion of a plate washing machine in which operation is stopped by sensing a plate latching phenomenon, which is an embodiment of the present invention; FIG.
FIG. 3 is a side view for explaining a plate feeding portion of a plate washing machine in which operation is stopped by sensing a plate catching phenomenon, which is an embodiment of the present invention. FIG.
FIG. 4 is a view for explaining a second sensing sensor used in a dishwasher in which the operation of the dishwasher is stopped by detecting a diaphragm catching phenomenon, which is one embodiment of the present invention. FIG.
FIG. 5 is a view for explaining a shape of a spiral cam used in a plate washing machine in which operation is stopped by detecting a plate catching phenomenon, which is an embodiment of the present invention; FIG.
FIG. 6 is a view for explaining a first spray nozzle and a cleaning brush among a plate washing portion of a plate washing machine in which operation is stopped by detecting a plate hooking phenomenon according to an embodiment of the present invention. FIG.
7 is a view for explaining a conveying guide part of a plate conveying part of a plate washing machine in which the operation of the plate washing machine is stopped by sensing a plate catching phenomenon, which is an embodiment of the present invention.
FIG. 8 is a view for explaining a filtering network of a plate washing machine in which operation is stopped by sensing a plate catching phenomenon, which is an embodiment of the present invention;
FIG. 9 is a perspective view for explaining a configuration of a plate basket of a plate washing machine in which operation is stopped by detecting a diaphragm catching phenomenon according to an embodiment of the present invention; FIG.
FIG. 10 is a block diagram for explaining an electronic configuration of a dish washing machine in which operation of the dish washing machine is stopped by detecting a diaphragm catching phenomenon according to an embodiment of the present invention. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a dish washer according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings. In the present specification, the same or similar reference numerals are given to different embodiments in the same or similar configurations.

FIG. 1 is a partially transparent perspective view illustrating an entire structure of a dishwasher in which the operation of the dishwasher is stopped according to an embodiment of the present invention.

1, a plate washing machine according to an embodiment of the present invention includes a housing 100, a plate feeding part 200 having a plate attached to one side of the housing 100 and located thereon, A plate washing unit 300 installed inside the housing 100 for washing the plates one by one and a plate discharging unit 400 installed at the rear end of the plate washing unit 300 to discharge the plate, .

The housing 100 forms an outer appearance and includes a filter 800 for filtering the waste contained in the water used for washing the plate by the rinse water and the washing water, A water pump 1000 for collecting the water of the collecting part 900 as the washing water and a plate conveying part 500 for conveying the plate, A feed motor 510 can be incorporated. Meanwhile, in order to clean the screen 800, the screen 800 is installed in the door 100 inside the door. The screen 800 will be described in more detail with reference to FIG.

The plate feeding part 200 formed on one side of the housing 100 is configured such that the laminated plate can be placed as shown in Fig. 1 and also when the plate is placed in the cleaning position in the supporting position, An optical sensor 600 may be installed in the tablet inserting unit 200 to detect whether the user is in a predetermined position. Further, a first sensing sensor 1200 for sensing the stacked remaining plates may be further provided. In addition, the housing 100 may be provided with a rinse water inlet 1100 for receiving the rinse water and the rinse water from the outside. The first sensing sensor will be described with reference to FIG. 2, and the positional relationship and operation of the optical sensor 600 will be described with reference to FIG.

On the other hand, a spiral cam 230 for moving the plates one by one to the cleaning position is installed in the plate feeding part 200. The spiral cam 230 will be described in more detail with reference to FIG. In addition, the plate feeding part 200 may be provided with a support unit 220 for preventing the laminated plate from falling down sideways.

More specifically, the plate washing section 300 includes a first sub spray nozzle 311 for spraying wash water, a second sub spray nozzle for spraying the rinse water, A spray nozzle, and a cleaning brush 320 for cleaning the upper and lower surfaces of the plate to be cleaned. These will be described in more detail in Fig.

The plate discharge unit 400 discharges the plate cleaned by the plate cleaning unit 300 and the plate is delivered to the plate basket 700 attached to the rear end. This plate basket 700 will be described in more detail with reference to FIG.

Meanwhile, the plate conveyed through the plate feeding part 200, the plate washing part 300 and the plate discharging part 400 is conveyed by the plate conveying part 500. The plate conveying unit 500 includes an interlocking means 520 for transmitting the driving force of the conveying motor 510 and the conveying motor 510 and a conveying conveyor 530 for conveying the plates one by one in accordance with the driving force of the interlocking means And the like. The conveying conveyor 530 may be configured as a sieve conveyor, and may further include a conveyance guide portion 531 attached to an engagement pin of the sieve conveyor. This conveyance guide portion 531 will be described in more detail with reference to FIG.

On both sides of the conveying conveyor passing through the plate feeding part 200, the plate washing part 300 and the plate discharging part 400, a control unit 210 suitably detachably attached according to the size of the plate can be installed have. By replacing the appropriate control unit 210 according to the size of the plate, it is possible to clean plates of various sizes.

According to an embodiment of the present invention having the above-described structure, when the plates stacked on the plate feeding part 200 are separated one by one by the spiral cam 230 and placed in the washing position, And the plate is transported to the container 300. This plate is washed in the plate washing part 300 and collected in the plate basket 700 attached to the rear end of the plate discharging part 400.

Whether or not the plate is placed in the cleaning position is detected by the optical sensor 600 installed between the bottom surface of the blade of the spiral cam 230 and the top surface of the plate feeding part 200, And stops the operation of the plate cleaning unit and the plate conveying unit when an alarm signal is generated, an alarm signal is transmitted to a nearby user terminal through the communication unit 1400 as shown in FIG. 10, So that the phenomenon can be quickly processed.

Hereinafter, each component and electronic operation of the dish washer, which stops operation by detecting a latching phenomenon of an embodiment of the present invention, will be described in more detail with reference to FIG. 2 through FIG.

FIG. 2 is a perspective view for explaining a plate feeding part 200 of a plate washing machine in which the operation of the plate washing machine is stopped by detecting a plate catching phenomenon according to an embodiment of the present invention. FIG. And the operation of the washing machine is stopped. As shown in FIG. 2, the plate feeding part 200 is provided with a support unit 220 for preventing the stacked plate from falling down, and the control unit 210 controls the feed rail Therefore, it will be installed. At least three spiral cams 230 are attached to the upper portion of the control unit 210 and a plate is caught between the bottom surface of the blade of the spiral cam 230 and the upper surface of the plate- (See Fig. 3).

A laminated plate is placed on the blade of the spiral cam 230, which is defined as being "in a ready position. &Quot; That is, a plurality of stacked plates are supported by the blades of three or more spiral cams 230, and then are placed in a "cleaning position" that is caught by the step of the stepwise adjustment unit 210 as shown. On the other hand, the step of the adjustment unit 210 is configured to be slightly larger than the thickness of the plate. The light of the light emitting portion is recognized in the light receiving portion of the light sensor 600 including the light emitting portion provided on one side of the plate feeding portion 200 and the light receiving portion provided on the opposite side of the light emitting portion, it means. However, if the spiral cam 230 is caught by the plate, the plate is caught by one of the spiral cams 230 and tilted. That is, one side of the plate is supported by the step of the control unit 210, and the other side is supported by the spiral cam 230. In this case, light from the light emitting portion is not irradiated in the light receiving portion. That is, the plate is caught by the spiral cam 230. In other words, when the plate is deformed or deformed so that the plate is caught by the spiral cam 230, the optical sensor 600 functions to check whether the plate is caught by the spiral cam 230 . As described above, when the optical sensor 600 generates the latch signal, the operation of the plate washing machine is stopped. That is, the operation of the plate conveying unit and the washing unit is stopped.

On the other hand, a first sensing sensor 1200 is installed on the upper surface of the control unit 210 or the plate feeding part 200 to detect whether there is a laminated plate. As the first sensing sensor 1200, a proximity sensor may be used. That is, when the laminated plates are all washed or only a few plates (for example, three) are left, the first laminated plate adjacent to the first sensor 1200 can not be recognized. That is, when the first sensing sensor 1200 is a proximity sensor, the controller 1600 controls the operation of the plate conveyance unit 500 based on height information of the laminated plate obtained from the proximity sensor. In other words, if the sensing signal is not received from the first sensing sensor 1200 as described above, it is determined that the height of the plate is lowered to a certain level or lower. Accordingly, the control unit 1600, . At this time, the second sensing sensor 1300 is used to stop the spiral cam 230 in the correct position, thereby preventing the plate from being caught in the spiral cam 230.

The operation of the second sensing sensor 1300, which is a structure for stopping the spiral cam 230 at the normal position when the operation of the spiral cam 230 is stopped due to the plate hooking, .

FIG. 4 is a view for explaining a second sensing sensor used in a dishwasher in which the operation of the dish washer is stopped by sensing a diaphragm catching phenomenon, which is an embodiment of the present invention. 4, an interlock gear 240 is provided at one side of the housing 100, which is a spiral interlocking unit that interlocks with the feed motor 510. The interlock gear 240 is connected to the chain 250, Thereby rotating the spiral cam 230. The gear portion is formed with a protrusion P protruding from the central axis, and sensing the protrusion P is a second sensor 1300. The second sensing sensor 1300 senses the protrusion P and generates a sensing signal for allowing the spiral cam 230 to stop at a certain position. That is, the control unit 1600 controls the feed motor 510 to stop the spiral cam 230 at a predetermined position when stopping the operation of the plate conveyance unit 500 using the second detection sensor 1300, As shown in FIG.

As described above, according to the embodiment of the present invention, when the plate cleaning is stopped by the first sensing sensor 1200, the spiral cam 230 stops at the correct position. There is no possibility that the plate is held between the spiral cams 230 and stops.

FIG. 5 is a view for explaining a shape of a spiral cam 230 used in a plate washing machine in which the operation of the plate washing machine is stopped by detecting a plate catching phenomenon according to an embodiment of the present invention. 5, the spiral cam 230, which is a plate separating shaft for separating the plates stacked on the plate feeding part 200 one by one, is formed in a spiral shape at the upper end of the center shaft 231 and the center shaft 231 And a blade portion 233 attached thereto. When the blade portion 233 is rotated around the central axis 231, the blade upper end portion 235 is sandwiched between the plate of the laminated plate and the plate, so that the plates are separated one by one. When the rotation continues, since the blade 233 is eccentric, the plate is dropped to the cleaning position.

At least three spiral cams 230 are provided on both sides of the plate feeding portion 230 to support the laminated plates on both sides. That is, as the spiral cam 230 rotates, one of the plates is separated so that the lower step of the adjustment unit 210 having the step difference, that is, the state in which the plate is placed on the spiral cam 230, It is placed in the washing position. At this time, the blade upper end portion 235 of the spiral cam 230 can be sharply treated so that the blade portion 233 is easily inserted into the gap between the laminated plates.

Hereinafter, the first sub-injection nozzle 311 and the cleaning brush 320 among the plate cleaning portions 300 of the plate washing machine will be described with reference to FIG.

6 is a view for explaining the first sub-injection nozzle 311 and the cleaning brush 320 among the plate cleaning unit 300 of the plate washing machine, to be. As shown in the figure, the first part of the plate washing part 300 includes a first spray nozzle for spraying washing water, a pair of downward washing brushes 321 for washing three washing brushes 320, that is, And an upper cleaning brush 323 which cleans the upper surface of the plate and is located between the lower cleaning brushes 321.

At this time, washing water is sprayed from the first sub-injection nozzle 311, and water used for washing the plate before the washing water collected in the collecting part 900 can be used. As shown in the drawing, the first sub-injection nozzle 311 may include a convex portion 313 that is spaced apart at regular intervals and an opening 315 that is formed in a straight line in each convex portion. With the above-described configuration, the washing water sprayed from the first sub spray nozzle 311 is spread by the fan, so that the washing water is uniformly sprayed over the entire plate. In order to spray both on the upper and lower surfaces of the plate, the first sub-injection nozzle 311 may be positioned above and below as shown.

On the other hand, the cleaning brush 320 rotates in the same direction as the conveyance direction, and wipes the plate together with the washing water.

Hereinafter, the conveyance guide unit for conveying the plates placed in the cleaning position one by one to the plate cleaning unit 300 will be described in more detail with reference to FIG.

FIG. 7 is a view for explaining a conveying guide part of a plate conveying part 500 of a plate washing machine in which operation of the plate washing machine is stopped by detecting a plate hanging phenomenon according to an embodiment of the present invention. 7, the plate conveying part 500 for conveying the plate placed in the cleaning position includes a chain conveyor 530 rotating in the plate conveying direction, a conveying guide part (not shown) attached to the chain conveyor 530 531). The conveying guide portion 531 is attached to the engaging pin (p) of the chain conveyor (530). That is, the conveying guide portion 531 has a connecting portion 531-1 connected to the engaging pin p of the chain conveyor and a supporting surface of the connecting portion 531-1 so as to come into contact with the edge portion of the plate And a bolt fastening part 531-3 for fastening the guide block 531-2 and the connecting part 531-1 to the bolt fastening part 531. In particular, The portions 531-3 are formed in pairs so as to enhance the fastening force.

By constituting the conveyance guide portion 531 as described above, the feeding of the plate is ensured and the fastening is stable, which does not cause a failure in the future.

FIG. 8 is a view for explaining a screening screen 800 of a plate washing machine in which the operation of the dish washing machine is stopped by detecting a latching phenomenon, which is an embodiment of the present invention. The screen 800 shown in Fig. 8 is detachably installed inside the door portion shown in Fig. As shown, the screen 800 has a rectangular box shape with one side open and the side and bottom surfaces are formed with a number of hole structures such that the remainder is left in the screen 800, .

The used water falling down is collected by the collecting portion 900 and can be used again as the washing water by the water pump 1000. That is, the water pump 1000 not only supplies the water collected in the water collecting part 900 to the water spray nozzle, but also supplies water to the water spray nozzle through the washing water inlet 1100.

Hereinafter, a configuration of a plate basket 700 of a dish washer will be described in which the operation of the plate washing apparatus is stopped by sensing a plate catching phenomenon, which is an embodiment of the present invention.

9 is a perspective view for explaining a configuration of a plate basket 700 of a plate washing machine in which the operation of the plate washing machine is stopped by sensing a plate latching phenomenon according to an embodiment of the present invention. As shown in FIG. 9, the plate basket 700 installed at the rear end of the housing 100 is a component that laminates and collects the plates cleaned by the plate washing unit 300. The plate basket 700 is formed on the bottom surface in a direction parallel to the feeding direction of the plate, and is formed in a pair of holding guide grooves 720 and a side surface, And a plate guide part 730 provided on the other side of the guide groove 720 and extending to fit the size of the plate.

The cleaned plate discharged through the plate discharging unit 400 is stacked on the plate basket 700 and collected. When the user tries to remove the laminated plate from the basket 700, the guide groove 720 can be formed so that the user can easily reach the bottom surface of the plate 700. The finger is inserted through the holding guide groove 720, , So that the plate can be easily removed from the basket 700.

On the other hand, in order for the plates to be sequentially stacked, the size of the basket 700 should not be too much larger than the plate. In order to accommodate diverse sizes of plates, a plate guide 730, which can be sized according to the size of the plate, is installed on the other side, that is, the opposite side of the plate being discharged.

Hereinafter, an electronic configuration of the dish washer, which is an embodiment of the present invention and in which the operation of the dish washer is detected by detecting a plate catch phenomenon, will be described with reference to FIG.

FIG. 10 is a block diagram for explaining an electronic configuration of a plate washing machine in which the operation of the plate washing machine is stopped by detecting a plate latching phenomenon, which is an embodiment of the present invention. As shown in FIG. 10, a part of the plate washing machine, which is operated by stopping the sensing of a plate-hanging phenomenon according to an embodiment of the present invention, performs electronic control is composed of a plate feeding part 500, an optical sensor 600, A first sensing sensor 1200, a second sensing sensor 1300, a communication unit 1400, an alarm unit 1500, and a controller 1600. The first sensing unit 1200, the second sensing unit 1200,

Since the configuration and operation of the transfer unit 500, the optical sensor 600, the water pump 1000, the first sensing sensor 1200, and the second sensing sensor 1300 have already been described, Omit it.

The communication unit 1400 is an element for transmitting an alarm signal to a user terminal, and may be one of a wireless communication module such as Bluetooth, ZigBee, a mobile communication module, and a WiFi. In other words, the control unit 1600 transmits an alarm signal to the user terminal (external terminal) through the communication unit 1400 when it is confirmed by the signal obtained through the light guide. Generally, the dishwasher causes a very loud noise environment due to the water pump 1000 and the feed motor 510 that inject water to the spray nozzle. In this state, a user often uses ear plugs. In this case, an alarm signal is transmitted to the user's terminal, so that the user can quickly take action when the user catches the plate.

The alarm unit 1500 is a component for outputting an alarm sound. If the latching phenomenon continues within a predetermined time after the transmission of the alarm signal, that is, when the latching phenomenon is continuously detected from the optical sensor 600, the alarm unit 1500 is operated so that the user The notification can be executed.

Further, according to one embodiment of the present invention, separation of the plate and the plate can be made even easier by sharply treating one end of the spiral cam separating the laminated plate.

The operation of the plate washing machine in which the operation of the plate washing apparatus is stopped by sensing the above-mentioned plate hanging phenomenon is not limited to the configuration and the operation mode of the embodiment described above. The above embodiments may be configured so that all or some of the embodiments may be selectively combined to make various modifications.

100: Housing
200:
300:
400:
500: transfer part
600: Light sensor
700: plate basket
800: Filter net
900: Housekeeper
1000: Water pump
1100: rinse water inlet
1200: first detection sensor
1300: Second detection sensor
1400:
1500: Alarm section
1600:

Claims

A housing defining an appearance;
And a plurality of spiral cams disposed on one side of the housing, the spiral cams being opposed to each other to move the laminated plates one by one to the cleaning position at the stacking position;
A plate washing unit installed in the housing to wash the plates one by one;
A plate discharge unit for discharging the plate cleaned by the plate cleaning unit;
A plate feeding part for feeding the plate from the plate feeding part to the plate discharging part through the plate washing part; And
When the plate is installed between the bottom surface of the blade of the spiral cam and the top surface of the plate feeding portion and the plate is caught by one of the plurality of spiral cams, irradiation light is blocked by the plate, An optical sensor for generating a latch signal;
And a plate basket installed at a rear end of the plate discharging portion to collect the plate from the plate discharging portion,
The plate basket
A grip inserting hole formed in pairs in the bottom surface in a direction parallel to the feeding direction of the plate and configured so that a user's finger can be inserted; And
And a guide groove formed on one side surface and facilitating insertion of the user's hand into the grip insertion hole.

delete

The method according to claim 1,
The plate basket
And further comprising a plate guiding part installed on the other side and extending to fit the size of the plate.

The method according to claim 1,
The plate-
A water spray nozzle for spraying at least one of washing water and rinsing water; And
And a washing brush for washing the upper and lower surfaces of the plate.

6. The method of claim 5,
The water jetting nozzle includes:
A first sub spray nozzle disposed in front of the cleaning brush to spray the wash water; And
And a second sub-injection nozzle disposed behind the cleaning brush for spraying the rinse water.

The method according to claim 6,
Wherein the cleaning brush comprises:
A pair of down wash brushes for washing the bottom surface of the plate; And
And an upper washing brush located between the lower washing brushes to clean the upper surface of the plate, and stopping the operation by detecting a plate hooking phenomenon.

6. The method of claim 5,
Further comprising a filtering net disposed below the plate washing section for separating the rinsing water and the washing water separated from the plate, and stopping the operation of the plate washing machine.

9. The method of claim 8,
Further comprising a collecting portion disposed under the filtering network and collecting the water used in the plate washing portion.

10. The method of claim 9,
And a water pump for supplying water collected in the water collecting part to the water spray nozzle again.

6. The method of claim 5,
Wherein the housing is provided with a rinsing water inlet and a rinsing water inlet for receiving the rinsing water and the washing water from the outside.

The method according to claim 1,
Further comprising a control unit for stopping the operation of the plate washing unit and the plate feeding unit by the latch signal.

The method according to claim 1,
A first sensing sensor for sensing a remaining number of plates of the laminated plate; And
And a control unit for controlling the operation of the plate conveying unit based on a sensing signal from the first sensing sensor.

14. The method of claim 13,
The first sensing sensor is a proximity sensor,
Wherein,
And the operation of the plate conveying unit is controlled based on the height information of the laminated plate obtained from the proximity sensor.

14. The method of claim 13,
And a second sensing sensor for sensing a protrusion provided on an interlocking gear shaft interlocked with the spiral cam,
Wherein,
Wherein the control unit controls the spiral cam to stop at a predetermined position when stopping the operation of the plate conveyance unit by using the second sensor.

14. The method of claim 13,
Further comprising a communication unit,
Wherein,
And an alarm signal is transmitted to the external terminal through the communication unit upon receipt of the jam signal from the optical sensor.

17. The method of claim 16,
Further comprising an alarm section,
Wherein,
Wherein the alarm unit is operated when no action is taken within a predetermined time after the alarm signal is transmitted.

The method according to claim 1,
The plate conveying portion
Feeding motor;
An interlocking means connected to the feed motor; And
And a feeding conveyor connected to the plate discharging unit from the plate feeding unit according to a driving force of the interlocking unit to feed the plates one by one to the plate discharging unit.

19. The method of claim 18,
Wherein the conveying conveyor is a sieve conveyor, and stops operation by sensing a plate hooking phenomenon.

20. The method of claim 19,
The plate conveying portion
Further comprising a plate guide portion attached to an engaging pin of the sieve conveyor to guide the plates one by one.

The method according to claim 1,
Wherein the upper end of the blade of the spiral cam senses a plate-hanging phenomenon and is shut down so that the blades are easily inserted into the gap between the laminated plates.