JP2012144267A - Cleaning device for drink nozzle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cleaning control device of a drink nozzle which automatically ends cleaning of the drink nozzle.SOLUTION: The cleaning device for a drink nozzle is used for cleaning the drink nozzle, includes an undiluted solution nozzle for discharging an undiluted solution and a diluting fluid nozzle for discharging a diluting fluid diluting the undiluted solution discharged from the undiluted solution nozzle. In the cleaning device for a drink nozzle including a cleaning cover covering the undiluted solution nozzle and the diluting fluid nozzle at the same time for guiding the diluting fluid discharged from the diluting fluid nozzle to the undiluted solution nozzle, since the cleaning device includes a control part 7 for discharging the diluting fluid from the diluting fluid nozzle only for a predetermined cleaning period when a cleaning start button 26 is depressed, when the cleaning start button 26 is depressed, the diluting fluid is discharged from the diluting fluid nozzle only for the predetermined period to clean the drink nozzle. When the predetermined cleaning period elapses, the discharge of the diluting fluid is ended, and the cleaning of the drink nozzle is automatically ended.

Description

  The present invention relates to a beverage nozzle cleaning device that separately discharges a stock solution such as syrup and a diluent such as drinking water and carbonated water.

  A beverage nozzle that separately discharges a stock solution such as syrup and a dilution solution such as drinking water and carbonated water includes a stock solution nozzle that discharges the stock solution and a dilution solution nozzle that discharges the dilution solution. And the dilution liquid discharged from the dilution liquid nozzle dilutes the raw liquid discharged from the raw liquid nozzle. As described above, the beverage nozzle including the stock solution nozzle that discharges the stock solution and the diluent nozzle that discharges the diluent is kept clean by washing daily.

  The applicant of the present application has proposed a beverage nozzle cleaning device in order to easily clean the beverage nozzle. The beverage nozzle cleaning device proposed by the present applicant covers the stock solution nozzle and the dilution solution nozzle at the same time, and when the dilution solution is discharged from the dilution solution nozzle, the washing cover that guides the dilution solution to the stock solution nozzle is used as the beverage nozzle. Removable. When the diluent is discharged from the diluent nozzle with the washing cover attached to the beverage nozzle, the diluent is guided to the stock solution nozzle, and the stock solution adhering to the stock solution nozzle is washed away. Thereby, a stock solution nozzle is kept clean (for example, refer to patent documents 1).

Japanese Patent Laid-Open No. 2005-255942

  However, although the beverage nozzle cleaning device described above operates the cleaning button to discharge the diluent from the diluent nozzle and starts cleaning the beverage nozzle, it is not clear how to end the cleaning.

  This invention is made | formed in view of the above, Comprising: It aims at providing the washing | cleaning apparatus of the drink nozzle which complete | finishes washing | cleaning of a drink nozzle automatically.

  In order to solve the above-described problems and achieve the object, the present invention provides a beverage nozzle having a stock solution nozzle that discharges a stock solution and a dilution solution nozzle that discharges a dilution solution that dilutes the stock solution discharged from the stock solution nozzle. A beverage nozzle cleaning device for cleaning, comprising a cleaning cover that simultaneously covers the stock solution nozzle and the dilution solution nozzle and guides the dilution solution discharged from the dilution nozzle to the stock solution nozzle A cleaning start command input means for inputting a cleaning start command; and a cleaning control means for discharging the diluent from the diluent nozzle for a predetermined cleaning time when a cleaning start command is input from the cleaning start command input means; It is provided with.

  Further, in the present invention, in the above invention, when the cleaning control means discharges the diluent from the diluent nozzle, when a cleaning start command is input from the cleaning start command input means, Discharging is stopped.

  Moreover, the present invention is characterized in that, in the above-mentioned invention, the washing control means further comprises a beverage dispensing preparation means for discharging the stock solution from the stock solution nozzle after discharging the diluted solution for a predetermined cleaning time.

  Further, in the present invention, the present invention provides a cleaning time storage means for storing a time when the beverage nozzle was last cleaned, and when a predetermined time has elapsed from the time stored in the cleaning time storage means. It is characterized by having an informing means for informing.

  Moreover, the present invention is characterized in that, in the above-mentioned invention, the cleaning control means discharges a diluent according to a predetermined pattern.

  Further, the present invention is directed to a beverage nozzle cleaning mode in which the diluent discharged from the diluent nozzle is guided to the stock solution nozzle, and the stock solution nozzle is washed away, and a beverage pipe washing mode in which the diluent is discharged from the diluent nozzle and the beverage pipe is washed away. In the beverage nozzle cleaning apparatus, the cleaning cover detecting means for detecting a cleaning cover that simultaneously covers the dilution liquid nozzle and the stock solution nozzle, and a cleaning start command input means for inputting a cleaning start command, When a cleaning start command is input from the cleaning start command input unit in a state where the cleaning cover detection unit detects the cleaning cover, a beverage nozzle cleaning mode is executed, and the cleaning cover detection unit does not detect the cleaning cover. A beverage pipe cleaning mode is executed when a cleaning start command is input from the cleaning start command input means.

  Moreover, the present invention is characterized in that, in the above-mentioned invention, a beverage dispensing prohibiting unit for prohibiting the dispensing of a beverage in a state where the cleaning cover detecting unit detects the cleaning cover is provided.

  Moreover, the present invention is characterized in that, in the above invention, an invalidation setting means for invalidating the beverage nozzle cleaning mode or the beverage pipe cleaning mode is provided.

  The beverage nozzle cleaning device according to the present invention includes a cleaning start command input means for inputting a cleaning start command, and dilution from the diluent nozzle for a predetermined cleaning time when the cleaning start command is input from the cleaning start command input means. Since the cleaning control means for discharging the liquid is provided, when the cleaning start command is input from the cleaning start command input means, the diluent is discharged from the diluent nozzle for a predetermined cleaning time, and the beverage nozzle is cleaned. Then, when a predetermined cleaning time has elapsed, the discharge of the diluent is terminated, and the beverage nozzle is automatically cleaned.

  The beverage nozzle cleaning apparatus according to the present invention further includes a cleaning cover detection unit that detects a cleaning cover that simultaneously covers the diluent nozzle and the stock solution nozzle, and a cleaning start command input unit that inputs a cleaning start command. When a cleaning start command is input from the cleaning start command input means while the cover detection means detects the cleaning cover, the beverage nozzle cleaning mode is executed, and the cleaning start command is input without the cleaning cover detection means detecting the cleaning cover. Since the beverage pipe cleaning mode is executed when a cleaning start command is input from the means, there is no need to provide a cleaning start command input unit for each cleaning mode. In addition, if the beverage pipe cleaning mode is not executed with the cleaning cover covering the dilution liquid nozzle and the stock solution nozzle, the beverage nozzle cleaning mode is executed with the dilution nozzle and the stock solution nozzle exposed. There is nothing.

FIG. 1 is an external perspective view showing a beverage dispenser equipped with a beverage nozzle cleaning device according to an embodiment of the present invention. FIG. 2 is a front view showing a state in which the operation panel of the beverage dispenser shown in FIG. 1 is removed. FIG. 3 is an external view showing the main part of the beverage nozzle cleaning device according to the embodiment of the present invention, and shows the state where the cleaning cover has moved to the dispensing position. FIG. 4 is a side sectional view showing the main part of the beverage nozzle cleaning device shown in FIG. 3, and shows the state where the cleaning cover has moved to the dispensing position. FIG. 5 is an external view showing the main part of the beverage nozzle cleaning device shown in FIG. 3 and shows a state where the cleaning cover has moved to the cleaning position. FIG. 6 is a side sectional view showing a main part of the beverage nozzle cleaning device shown in FIG. 3, and shows a state where the cleaning cover has moved to the cleaning position. FIG. 7 is a view showing a beverage circuit for supplying the stock solution and the diluted solution to the beverage nozzle. FIG. 8 is a block diagram showing a control configuration of the beverage dispenser. FIG. 9 is a flowchart showing a control procedure of the beverage nozzle cleaning device shown in FIG.

  Embodiments of a beverage nozzle cleaning device according to the present invention will be described below in detail with reference to the drawings. Note that the present invention is not limited to the embodiments.

  The apparatus for cleaning a beverage nozzle according to the present invention is used for cleaning a beverage nozzle that separately discharges a stock solution such as syrup and a diluent such as drinking water and carbonated water, and is a beverage dispenser or cup-type beverage vending machine. Mounted on. Here, a cleaning device for a beverage nozzle suitable for cleaning a beverage nozzle mounted on a beverage dispenser will be described as an example. However, the present invention is not limited to cleaning a beverage nozzle of a beverage dispenser, but a beverage of a cup-type beverage vending machine. It can also be used for cleaning the nozzle.

  FIG. 1 is an external perspective view showing a beverage dispenser equipped with a beverage nozzle cleaning device according to an embodiment of the present invention, and FIG. 2 shows a state where an operation panel of the beverage dispenser shown in FIG. 1 is removed. It is a front view.

  As shown in FIG. 1, the beverage dispenser 1 includes a dispenser body 2 and an operation panel 3. As shown in FIG. 2, the dispenser main body 2 is a box having an open front surface, and an adjustment leg 21 for adjusting the height is provided on the bottom thereof. Further, inside the dispenser main body 2, a storage 22 for storing a bag-in-box (liquid container) B (hereinafter referred to as “BIB”) is provided. BIB is a container in which a bag-like container enclosing a concentrated beverage is further contained in a box-like container. For example, a BIB is formed by further accommodating a plastic bag container in which a concentrated beverage is enclosed in a cardboard box container. It is. When the concentrated beverage enclosed in the BIB is poured out, the bag container contracts inside the box container, so that a situation in which air enters the bag container is avoided, and oxidation of the concentrated beverage is prevented.

  A tube pump 4 is provided in the inside of the dispenser main body 2 and in a region that is a lower region of the storage. The tube pump 4 is for pumping out the concentrated beverage sealed in the BIB, and is provided for each BIB. For example, as shown in FIG. 2, two BIBs can be accommodated in the storage 22 of the beverage dispenser 1 shown in FIG. 1, and two tube pumps 4 are provided in the lower region of the storage 22. It is provided.

  The tube pump 4 pushes out the concentrated beverage inside the tube 41 by moving a roller that crushes one point of the tube 41 provided in the BIB. The open end 41a of the tube 41 is held, and the concentrated beverage The discharge port is configured. When the roller moves, the tube 41 crushed by the roller returns to its original shape due to its restoring force. At that time, the inside of the tube 41 is evacuated, and the concentrated beverage is sucked into the tube 41.

  A dilution liquid discharge port 42 is provided on the left side of the open end 41 a of the tube 41. The diluted solution discharge port 42 is a discharge port for discharging a diluted solution for diluting the concentrated beverage, and the diluted solution discharged from the diluted solution discharge port 42 is mixed with the concentrated beverage to dilute the concentrated beverage. Dilution liquid is drinking water, carbonated water, etc., when the beverage to be poured is a non-carbonated beverage, the drinking water is ejected from the ejection port 42, and when the beverage to be dispensed is a carbonated beverage, the ejection port 42 Discharge carbonated water. When the beverage to be poured out is a slightly carbonated beverage, the drinking water and carbonated water are alternately discharged from the discharge port 42.

  A beverage nozzle 5 is provided in the right side area of the tube pump 4. As will be described later, the beverage nozzle 5 separately includes a stock solution nozzle 51 that discharges a stock solution such as syrup and a dilution solution nozzle 52 that discharges a dilution solution such as drinking water and carbonated water. The stock solution is diluted by mixing the stock solution discharged from the diluent and the diluent discharged from the diluent nozzle 52.

  As shown in FIG. 1, a drip tray 23 is provided at the lower end portion of the dispenser main body 2 which is a lower region of the tube pump 4 and the beverage nozzle 5. The drip tray 23 is for receiving a splattered beverage or a beverage overflowing from a beverage cup, and a cup rest 24 for placing a beverage cup is placed thereon. The cup rest 24 is configured by forming a wire rod such as a steel wire into a bar shape, and the splattered beverage or the beverage overflowing from the beverage cup passes through the cup rest 24 and is received by the drip tray 23.

  The operation panel 3 is for covering the front opening of the dispenser body 2, and is supported on one side edge of the dispenser body 2 (the beverage dispenser 1 shown in FIG. 1 is the left edge) so as to be opened and closed. A beverage selection button 31 is provided on the front surface of the operation panel 3.

  The beverage selection button 31 is arranged corresponding to the tube pump 4 and the beverage nozzle 5. Specifically, the beverage selection button 31 is arranged so that the placement position of the tube pump 4 and the beverage nozzle 5 correspond to each other, and the beverage selected by the beverage selection button 31 is displayed below the beverage selection button 31. Pour into a beverage cup placed in

  For example, since beverages made from concentrated beverages discharged from the tube pump 4 are normally limited to one type, one beverage selection button 31 is arranged for one tube pump 4 as shown in FIG. . On the other hand, since a plurality of types of beverages are normally poured out from the beverage nozzle 5, a plurality of beverage selection buttons 31 are arranged for one beverage nozzle 5, as shown in FIG.

  FIG. 3 is an external view showing the main part of the beverage nozzle cleaning device according to the embodiment of the present invention, and shows the state where the cleaning cover has moved to the dispensing position. FIG. 4 is a side sectional view showing the main part of the beverage nozzle cleaning device shown in FIG. 3, and shows the state where the cleaning cover has moved to the dispensing position.

  As shown in FIGS. 3 and 4, the beverage nozzle 5 includes a nozzle body 50. The nozzle body 50 is detachably attached to the dispenser body 2, and is attached and detached when necessary for cleaning, replacement, and the like. The nozzle body 50 extends obliquely downward from the mounting base 50a toward the open end 50b, and a pipe for supplying a diluent such as drinking water or carbonated water to the diluent nozzle 52 on the side of the mounting base 50a. 53 is detachably attached, and a stock solution nozzle 51 for discharging a stock solution such as syrup is provided integrally with the open end 50b side of the pipe 53. A diluent connection pipe 54 is connected to one end on the base side of the pipe 53, and when the diluent is discharged from the diluent nozzle 52, the diluent is supplied from the diluent connection pipe 54 to the pipe 53. A diluent nozzle 52 is detachably attached to the other end on the open end side of the pipe 53, and the diluent supplied from the diluent connecting pipe 54 to the pipe 53 is discharged from the diluent nozzle 52. To do. Then, the diluted solution discharged from the diluted solution nozzle 52 dilutes the undiluted solution protruding from the undiluted solution nozzle 51, whereby a beverage in which the undiluted solution and the diluted solution are mixed is poured out into the beverage cup.

  As shown in FIGS. 3 and 4, the stock solution nozzle 51 is arranged in two rows and alternately from the mounting base 50 a of the nozzle body 50 toward the open end 50 b, and its inclination is directed from the mounting base 50 a to the open end 50 b. It is arranged so as to be loose. Then, the stock solution discharged from all the stock solution nozzles 51 is poured into the beverage cup placed on the cup rest 24 (see FIG. 1).

  The stock solution nozzle 51 is formed in a cylindrical shape on the base side, and is connected to a stock solution pipe 55 (syrup pipe) for supplying the stock solution to the stock solution nozzle 51 (see FIG. 7). On the other hand, the open portion 51b side of the stock solution nozzle 51 has a shape in which the cylinder is flattened and its tip is formed so that the discharged stock solution draws a spiral.

  As shown in FIGS. 3 and 4, the tip 52 a of the diluent nozzle 52 is inclined toward the stock solution nozzle 51, and a discharge port 52 b is opened on the side surface facing the stock solution nozzle 51. As a result, the stock solution protruding from the stock solution nozzle 51 and the diluent discharged from the diluent nozzle 52 collide in the air, and are mixed and diluted.

  In addition, a pair of side wall portions 52 c is provided at the tip of the diluent nozzle 52. The side wall part 52c shields the lateral region of the stock solution nozzle 51 and prevents the stock solution from scattering. Note that the space between the pair of side wall portions 52c is open, and the stock solution discharged from the stock solution nozzle 51 does not become an obstacle.

  By the way, the drink nozzle 5 shown in FIG. 3 and FIG. 4 is provided with six stock solution nozzles 51 in the nozzle body 50, and can provide a beverage using up to six kinds of stock solutions as raw materials. Also, the pipe 53 attached to the nozzle body 50 is supplied with two types of dilutions of drinking water and carbonated water, a carbonate-free beverage obtained by diluting the stock solution with drinking water, a carbonated beverage obtained by diluting the stock solution with carbonated water, and a stock solution It is possible to provide a slightly carbonated beverage diluted with drinking water and carbonated water.

  FIG. 5 is an external perspective view showing the main part of the beverage nozzle cleaning device shown in FIG. 3, showing the state where the cleaning cover has moved to the cleaning position. FIG. 6 is a side sectional view showing a main part of the beverage nozzle cleaning device shown in FIG. 3, and shows a state where the cleaning cover has moved to the cleaning position.

  As shown in FIGS. 3 and 5, the cleaning cover 8 is attached to the nozzle body 50. As shown in FIGS. 5 and 6, the cleaning cover 8 covers the stock solution nozzle 51 and the dilution solution nozzle 52 at the same time, and guides the dilution solution discharged from the dilution solution nozzle 52 to the stock solution nozzle 51.

  As shown in FIGS. 3 and 5, the cleaning cover 8 is rotatably supported by a columnar protrusion 50c provided on the side surface of the nozzle body 50 so that the stock solution nozzle 51 and the dilution solution nozzle 52 are exposed simultaneously. It is possible to move between the exit position (see FIGS. 3 and 4) and the cleaning position (see FIGS. 5 and 6) where the stock solution nozzle 51 and the diluent nozzle 52 are simultaneously covered.

  The cleaning cover 8 includes a side wall portion 81 that forms a pair of left and right sides, and a bottom wall portion 82 that connects the pair of side wall portions 81 to each other. The side wall 81 has a fan shape centered on the center of the arc groove 81a supported by the columnar protrusion 50c provided on the nozzle body 50, and the inner wall surface of the bottom wall 82 is centered on the arc groove 81a. An arc surface in which arcs centering on the passing axis is collected. As a result, even if the cleaning cover 8 is moved between the dispensing position and the cleaning position, the bottom wall inner wall surface 82a remains at the tip of the stock solution nozzle 51 or the tip of the diluent nozzle 52, as shown in FIGS. There is no hit. Further, as shown in FIG. 4, even if the protruding portion 50b1 slidably contacting the inner wall surface 82a of the bottom wall portion of the cleaning cover 8 is provided on the open end portion 50b of the nozzle body 50, the cleaning cover 8 can You can move between.

  Further, as shown in FIGS. 3, 4, and 6, the bottom wall portion 82 of the cleaning cover 8 is provided with a drain groove 82 b. The drainage groove 82 b is a groove for discharging the diluent (carbonated water) used for cleaning the beverage nozzle 5, is formed in a U shape, and penetrates the bottom wall portion 82 of the cleaning cover 8. Further, by providing the drainage groove 82b, a projection 82c1 is provided on the inner wall of the end portion of the flexible piece 82c formed in a tongue-like shape. The protrusion 82c1 prevents the cleaning cover 8 from moving to the cleaning position due to its own weight or vibration by engaging with the above-described protrusion 50b1 when the cleaning cover 8 is in the dispensing position. When the cleaning cover 8 moves from the dispensing position to the cleaning position, the flexible piece 82c bends so that the protrusion 50b1 gets over the protrusion 82c1. Similarly, when the cleaning cover 8 moves from the cleaning position to the dispensing position, the flexible piece 82c bends, so that the protrusion 50b1 gets over the protrusion 82c1.

  A protrusion 82d is provided on the inner wall of the end of the cleaning cover 8. The protrusion 82d closes the space formed between the nozzle body 50 and the cleaning cover 8 and efficiently rinses the stock solution nozzle 51. As shown in FIG. 6, the cleaning cover 8 is at the cleaning position. At some point, it engages with the protrusion 50b1 described above. When the cleaning cover 8 moves from the cleaning position to the dispensing position, the protrusion 50b1 or the cleaning cover 8 bends so that the protrusion 50b1 gets over the protrusion 82d. Similarly, when the cleaning cover 8 moves from the dispensing position to the cleaning position, the protrusion 50b1 or the cleaning cover 8 bends so that the protrusion 50b1 gets over the protrusion 82d.

  As shown in FIG. 7, a drinking water pipe 56 for supplying drinking water and a carbonated water pipe 57 for supplying carbonated water are connected to the diluent connection pipe 54. An electromagnetic on-off valve 71 is connected in the middle of the drinking water pipe 56, and when the electromagnetic on-off valve 71 is opened, drinking water is supplied to the diluent connection pipe 54. Then, the drinking water supplied to the diluent connection pipe 54 is discharged from the diluent nozzle 52 via the pipe 53. The carbonated water pipe 57 is connected to a carbonator 58 for dissolving carbon dioxide gas in drinking water. Drinking water and carbon dioxide are supplied to the carbonator 58, and carbonated water is generated by dissolving carbon dioxide in the drinking water. An electromagnetic on-off valve 72 is connected in the middle of the carbonated water pipe 57, and when the electromagnetic on-off valve 72 is opened, carbonated water is supplied to the diluent connection pipe 54. The carbonated water supplied to the diluent connection pipe 54 is discharged from the diluent nozzle 52 via the pipe 53.

  In addition, a stock solution tank (syrup tank) 59 is connected to the stock solution pipeline 55 for each stock solution pipeline 55. In addition, a raw liquid pump (syrup pump) 73 having a flow meter is connected to each of the raw liquid pipes 55 in the middle of the raw liquid pipe 55. By driving the raw liquid pump 73, the raw liquid is supplied from the raw liquid tank 59. Pumped up and supplied to the stock solution nozzle 51. The stock solution supplied to the stock solution nozzle 51 is discharged from the stock solution nozzle 51.

  As shown in FIG. 8, the beverage selection button 31, the tube pump 4, the electromagnetic on-off valve 71 connected in the middle of the drinking water conduit 56, the electromagnetic on-off valve 72 connected in the middle of the carbonated water conduit 57, each stock solution The stock solution pump 73 connected to the pipeline 55 is connected to the control unit 7, and these are controlled in an integrated manner.

  And the drink nozzle 5 mentioned above, the electromagnetic on-off valves 71 and 72, the undiluted solution pump 73, and the washing | cleaning cover 8 comprise the washing | cleaning apparatus of the drink nozzle which is Embodiment 2 of this invention, and the control part 7 mentioned above simultaneously The control part of the washing apparatus of a drink nozzle is comprised. Further, as shown in FIG. 2, a cleaning start button 26 is provided on the front surface of the dispenser main body 2 which is a side area of the beverage nozzle 5. The cleaning start button 26 is a cleaning start command input means for inputting a cleaning start command to the control unit, and is connected to the control unit 7 as shown in FIG. When the cleaning start button 26 is pressed, a cleaning start command is input to the control unit 7.

  Further, as shown in FIGS. 3 and 5, a sensor 27 is provided in the vicinity of the beverage nozzle 5. The sensor 27 is for detecting the cleaning cover 8 moved to the cleaning position, and is connected to the control unit 7 as shown in FIG. When the cleaning cover 8 is at the cleaning position, a detection signal is output and the detection signal is input to the control unit 7.

  FIG. 9 is a flowchart showing a control procedure of the beverage nozzle cleaning device shown in FIG. As shown in FIG. 9, when the beverage nozzle 5 is cleaned by the beverage nozzle cleaning device described above, the cleaning cover 8 is moved from the dispensing position to the cleaning position, and the cleaning start button 26 is pressed (step S1: Yes). Then, a cleaning start command is input to the control unit 7, and the control unit 7 detects the state of the sensor 27 (step S2). When the sensor 27 detects the washing cover 8, washing of the beverage nozzle 5 is started (step S2: Yes, step S3), and when the sensor 27 does not detect the washing cover 8, the beverage piping is started. Is started (step S2: No, step S4). This is based on moving the washing cover 8 to the washing position when washing the beverage nozzle 5, and the washing mode of the beverage nozzle 5 and the washing mode of the beverage pipe are not changed by a changeover switch or the like. Switch.

  And when washing | cleaning of the drink nozzle 5 is started, the control part 7 will open | release the electromagnetic opening-and-closing valve 72 connected in the middle of the carbonated water pipe line 57. FIG. Then, carbonated water is discharged from the diluent nozzle 52 via the carbonated water pipe 57, the diluent connection pipe 54, and the pipe 53. The carbonated water discharged from the diluent nozzle 52 is guided to the stock solution nozzle 51 through the cleaning cover 8, and the stock solution adhering to the stock solution nozzle 51 is washed away.

  By the way, the electromagnetic on-off valve 72 does not have to be constantly opened, and may be opened according to a predetermined pattern. For example, the electromagnetic on-off valve 72 may be temporarily closed after being opened and then opened again. In this way, when the electromagnetic on-off valve 72 is opened and then closed once and then opened again, the stock solution nozzle 51 is washed away with carbonated water, and then the stock solution nozzle 51 is washed away, and the stuck stock solution is dissolved and washed away. be able to. Further, the electromagnetic opening / closing valve 72 may be opened intermittently. Thus, if the electromagnetic on-off valve 72 is opened intermittently, efficient cleaning with a small amount of carbonated water becomes possible.

  When the predetermined nozzle cleaning time has elapsed, the cleaning of the beverage nozzle 5 is terminated (step S5: Yes, step S6). If the cleaning start button 26 is pressed before the predetermined nozzle cleaning time has elapsed, a cleaning start command is input to the control unit 7, but since the cleaning has already started, the control unit 7 Is determined to be a washing stop command, and the washing of the beverage nozzle 5 is stopped (step S5: No, step S7: Yes, step S6). And if washing | cleaning of the drink nozzle 5 is complete | finished or stopped, the control part 7 will close the electromagnetic opening-and-closing valve 72 connected in the middle of the carbonated water conduit 57. FIG.

  Then, the control part 7 drives the stock solution pump 73 in order, and discharges a predetermined amount (a trace amount) of stock solution from the stock solution nozzle 51 (preparation for beverage dispensing). Thereby, the carbonated water that has entered the stock solution nozzle 51 is discharged together with the stock solution, and the stock solution nozzle 51 is filled with the stock solution.

  And the control part 7 memorize | stores the time when washing | cleaning of the drink nozzle 5 was completed last, and the washing | cleaning of the drink nozzle 5 is not started even if fixed time (for example, 24 hours) passes from the time. To that effect. As an informing means, for example, any means such as lighting of an LED lamp built in the cleaning start button 26, a buzzer, or a display on a display unit provided on the operation panel 3 is adopted.

  Moreover, after the washing | cleaning of the drink nozzle 5 is started, the control part 7 invalidates the drink selection button 31 until the washing | cleaning of the drink nozzle 5 is complete | finished or stopped, and prohibits the extraction | pouring of a drink. And when washing | cleaning of the drink nozzle 5 is complete | finished or stopped, the drink selection button 31 is validated and the extraction | pouring of a drink is enabled.

  Moreover, the control part 7 can set the washing | cleaning of the drink nozzle 5 to invalid or effective by operation from the remote control (not shown) provided separately. When the washing of the beverage nozzle 5 is set to be invalid, the washing of the beverage nozzle 5 is not started even if the washing cover 8 is moved to the washing position and the washing start button 26 is pressed.

  On the other hand, when cleaning of the beverage pipe is started, the control unit 7 sequentially drives the stock solution pump 73 connected in the middle of the stock solution pipeline 55, and then the electromagnetic on-off valve 71 connected in the middle of the beverage water pipeline 56, The solenoid opening / closing valve 72 connected in the middle of the carbonated water pipe 57 is opened in this order.

  When the stock solution pump 73 is driven, the stock solution is discharged from the stock solution nozzle 51 via the stock solution pipe 55. And if the electromagnetic on-off valve 71 connected in the middle of the drinking water pipe 56 is opened, drinking water is discharged from the diluent nozzle 52 via the drinking water pipe 56 and the diluent connecting pipe 54. When the electromagnetic open / close valve 72 connected in the middle of the carbonated water pipe 57 is opened, carbonated water is discharged from the diluent nozzle 52 via the carbonated water pipe 57 and the diluent connecting pipe 54. As described above, when the stock solution is discharged from the stock solution nozzle 51 and the drinking water and carbonated water are ejected from the dilution solution nozzle 52, the stock solution and beverage that have stayed in the stock solution pipeline 55, the drinking water pipeline 56, and the carbonated water pipeline 57 Water and carbonated water are discharged, and the stock solution pipeline 55, the drinking water pipeline 56, and the carbonated water pipeline 57 are washed.

  And when the predetermined drink piping washing | cleaning time passes, washing | cleaning of drink piping is complete | finished (step S8: Yes, step S9). In addition, if the washing start button 26 is pressed before the predetermined beverage pipe washing time has elapsed, a washing start command is input to the control unit 7, but since washing has already started, the control unit 7 starts washing. The instruction is determined to be a washing stop instruction, and the washing of the beverage pipe is stopped (step S8: No, step s10: Yes, step S9). And when washing | cleaning of drink piping is complete | finished or stopped, the drive of the concentrate pump 73 currently driven is stopped, and the electromagnetic on-off valves 71 and 72 opened at that time are closed.

  And the control part 7 memorize | stores the time when washing | cleaning of the drink pipe was completed last, and when washing | cleaning of drink piping is not started even if fixed time (for example, 24 hours) passes from the time, Inform the effect. As an informing means, for example, any means such as lighting of an LED lamp built in the cleaning start button 26, a buzzer, or a display on a display unit provided on the operation panel 3 is adopted.

  In addition, the control unit 7 disables the beverage selection button 31 and prohibits the dispensing of the beverage until the beverage piping is finished or stopped after the beverage piping is washed. Then, when the washing of the beverage pipe is completed or stopped, the beverage selection button 31 is validated and the beverage can be dispensed.

  Moreover, the control part 7 can set the washing | cleaning of drink piping invalid or effective by operation from the remote control (not shown) provided separately. When the cleaning of the beverage piping is set to be invalid, the cleaning of the beverage piping is not started even if the cleaning cover 8 is moved to the extraction position and the cleaning start button 26 is pressed.

  In the beverage nozzle cleaning device according to the embodiment of the present invention described above, the cleaning start button 26 for inputting a cleaning start command, and the carbonated water conduit 57 when the cleaning start command 26 is pressed and the cleaning start command is input. Since the electromagnetic opening / closing valve 72 provided in the middle of the opening is opened for a predetermined washing time, the electromagnetic opening / closing valve 72 is closed when the washing time has elapsed, and the washing of the beverage nozzle 5 is automatically terminated.

  In addition, the controller 7 opens the electromagnetic on-off valve 72 and starts the cleaning when the cleaning start button 26 is pressed and a cleaning start command is input while the diluent is discharged from the diluent nozzle 52. The command is determined to be a washing stop command, the electromagnetic on-off valve 72 is closed, and washing of the beverage nozzle 5 is stopped. Therefore, it is not necessary to provide a separate washing stop button.

  Further, the controller 7 opens the electromagnetic on-off valve 72 for a predetermined cleaning time, discharges the diluting liquid from the diluting liquid nozzle 52, and then drives the concentrating liquid pump 73 in order, so Since a fixed amount (small amount) of the stock solution is discharged, the carbonated water that has entered the stock solution nozzle 51 is discharged together with the stock solution, and the stock solution nozzle 51 is filled with the stock solution.

  Moreover, since the control part 7 memorize | stores the time when washing | cleaning of the drink nozzle was carried out last and predetermined time (for example, 24 hours) passed from the memorize | stored time, it notifies that, The drink dispenser 1 It is understood that the beverage nozzle 5 needs to be cleaned.

  Moreover, since the control part 7 wash | cleans the drink nozzle 5 in the state which the sensor 27 detected the washing | cleaning cover 8, and the sensor 27 does not detect the washing | cleaning cover, washing | cleaning of the drink nozzle 5, If it is not necessary to provide a switch for switching between pipe cleaning, there is no need to provide a cleaning start button separately for cleaning the beverage nozzle 5 and cleaning the beverage piping. If the beverage pipe is not washed with the washing cover 8 covering the diluent nozzle 52 and the stock solution nozzle 51, the washing cover 8 exposes the diluent nozzle 52 and the stock solution nozzle 51. In the state, the beverage nozzle 5 is not washed.

  In addition, since the dispensing of the beverage is prohibited with the sensor 27 detecting the washing cover 8, if the dispensing of the beverage does not start even when the beverage is selected by the beverage selection button 31, the washing cover 8 is in the washing position. You can see that

DESCRIPTION OF SYMBOLS 1 Beverage dispenser 2 Dispenser main body 26 Cleaning start button 27 Sensor 3 Operation panel 31 Beverage selection button 5 Beverage nozzle 50 Nozzle main body 50a Mounting base 50b Open end 50b1 Projection 50c Projection 51 Stock solution nozzle 51b Opening 52 Dilution liquid nozzle 52a Tip 52b Discharge port 52c Side wall part 53 Pipe 54 Diluent connection pipe 55 Stock solution pipe 56 Drinking water pipe 57 Carbonated water pipe 58 Carbonator 59 Stock solution tank 7 Control part 71 Electromagnetic on-off valve 72 Electromagnetic on-off valve 73 Stock liquid pump 8 Cleaning cover 81 Side wall part 81a Arc groove 82c Flexible piece 82 Bottom wall portion 82a Bottom wall inner wall surface 82b Drain groove 82c1 Projection 82d Projection

Claims (8)

A beverage nozzle cleaning device for cleaning a beverage nozzle comprising a stock solution nozzle for discharging a stock solution and a diluent nozzle for discharging a diluent for diluting the stock solution discharged from the stock solution nozzle, wherein the stock solution nozzle and the diluent In the beverage nozzle cleaning device comprising a cleaning cover that simultaneously covers the nozzle and guides the diluent discharged from the diluent nozzle to the stock solution nozzle,
A cleaning start command input means for inputting a cleaning start command;
A beverage nozzle cleaning device, comprising: a cleaning control unit that discharges the diluent from the diluent nozzle for a predetermined cleaning time when a cleaning start command is input from the cleaning start command input unit.   The cleaning control means stops discharging the diluent when a cleaning start command is input from the cleaning start command input means in a state where the diluent is discharged from the diluent nozzle. Item 2. A beverage nozzle cleaning device according to Item 1.   The beverage nozzle cleaning device according to claim 1, further comprising a beverage dispensing preparation unit that discharges the stock solution from the stock solution nozzle after the washing control unit discharges the diluted solution for a predetermined cleaning time. apparatus. Cleaning time storage means for storing the time when the cleaning of the beverage nozzle was last completed;
The beverage nozzle according to any one of claims 1 to 3, further comprising: a notifying unit that notifies that when a predetermined time has elapsed from the time stored in the washing time storage unit. Cleaning equipment.   The said washing | cleaning control means discharges a dilution liquid according to the predetermined pattern, The drink washing | cleaning apparatus of the drink nozzle as described in any one of Claims 1-4 characterized by the above-mentioned. Beverage nozzle that performs a beverage nozzle washing mode that guides the diluted solution discharged from the diluent nozzle to the stock solution nozzle and flushes the stock solution nozzle, and a beverage pipe washing mode that ejects the diluent from the diluent nozzle and flushes the beverage pipe In the cleaning device of
Cleaning cover detection means for detecting a cleaning cover that simultaneously covers the diluent nozzle and the stock solution nozzle;
A cleaning start command input means for inputting a cleaning start command,
When a cleaning start command is input from the cleaning start command input means with the cleaning cover detection means detecting the cleaning cover, a beverage nozzle cleaning mode is executed, and the cleaning cover detection means does not detect the cleaning cover. A beverage nozzle cleaning device that executes a beverage pipe cleaning mode when a cleaning start command is input from the cleaning start command input means.   The beverage nozzle cleaning device according to claim 6, further comprising a beverage dispensing prohibiting unit that prohibits the dispensing of the beverage in a state where the cleaning cover detecting unit detects the cleaning cover.   The beverage nozzle cleaning device according to claim 6 or 7, further comprising invalidation setting means for invalidating the beverage nozzle cleaning mode or the beverage pipe cleaning mode.

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