JP2014065500A - Beverage dispenser - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent bending of a housing during an operation of pushing an operation button when a switch box is attached to the inside surface of a peripheral wall of the housing with the operation button of a power switch kept exposed from an opening of the peripheral wall of the housing in such a way as to allow a pushing operation.SOLUTION: In a beverage dispenser 10, a switch box 41 is attached to the inside wall of a peripheral wall of a housing 11 with the operation button of a power switch kept exposed from an opening of the peripheral wall of the housing 11 in such a way as to allow a pushing operation. On the opposite surface facing the operation surface arranged with the operation button of the switch box 41, a movement prevention member 51, or a cover plate, fixed to a cooling water tank 12 is arranged in close proximity of the operation surface, in contact with the operation surface or through a slight clearance, so as to prevent a backward movement of the opposite surface facing the operation surface of the switch box 41.

Description

  The present invention relates to a beverage dispenser that cools and supplies a beverage such as beer.

  Patent Document 1 discloses a beverage dispenser. This beverage dispenser is provided with a cooling water tank for cooling beverages and a refrigeration device for cooling the cooling water tank by supplying power from a power source, and the beverage in a beverage container such as a beer barrel provided outside the housing. It cools by passing through a beverage supply pipe erected in the interior, and dispenses the beverage from a dispensing cock provided on the front surface of the housing.

JP2011-169568

  In such a beverage dispenser, a power switch for supplying or shutting off electricity supplied from the power source to the refrigeration apparatus is provided in the housing, and the power switch has an operation button on the operation surface of the switch box opened on the side wall of the housing. The switch box is attached to the inner surface of the side wall of the housing in a state where the switch box is exposed to the outside so that it can be pushed. When the beverage is cooled by the beverage dispenser, the on / off button of the operation button is pushed to operate the refrigeration apparatus by supplying power from the power source to cool the inside of the cooling water tank. In addition, when the beverage dispenser is not used, the refrigeration apparatus is powered off by stopping the operation by pressing the off button of the operation button.

  In such a beverage dispenser, while the operation button is pushed many times, the side wall of the housing may be bent inward together with the switch box provided with the operation button, which makes it difficult to press the operation button. At the same time, there is a problem that the appearance is deteriorated due to the bent housing. In the present invention, when the switch button is attached to the inner surface of the peripheral wall of the housing in a state where the operation button of the power switch is exposed to the outside through the opening of the peripheral wall of the housing, the operation button is pressed and operated. It is also intended to prevent the housing from bending.

  In order to solve the above problems, the present invention provides a cooling water tank for cooling a beverage, a refrigeration apparatus for cooling the cooling water tank by power supply from a power source, and a push operation of an operation button provided between the power source and the refrigeration apparatus. A switch with a built-in switch box that supplies or shuts off electricity from the power supply is provided in the housing, and the power switch is exposed to the outside so that the operation button can be pushed from the opening in the peripheral wall of the housing. In the beverage dispenser in which the switch box is attached to the inner surface of the peripheral wall of the housing, the movement blocking member fixed to the cooling water tank is brought into contact with or close to the facing surface facing the operation surface provided with the operation button of the switch box. A beverage dispenser is provided.

  In the beverage dispenser configured as described above, since the movement blocking member fixed to the cooling water tank is brought into contact with or close to the facing surface facing the operation surface provided with the operation button of the switch box, the operation button of the power switch Even if the switch is pushed, the switch box will not move to the rear side of the facing surface due to the movement blocking member hitting the facing surface facing the operation surface, and it can be prevented that the operation button becomes difficult to press. The housing can be prevented from bending inward.

  In the beverage cooling apparatus configured as described above, the switch box is preferably attached to the upper part of the inner surface of the peripheral wall of the housing on the upper side of the cooling water tank, and a cover plate fixed on the upper side of the cooling water tank is used as a movement blocking member. Similarly, it is preferable to use an electric component storage box that stores an electric component fixed on the upper side of the cooling water tank as the movement blocking member. In such a case, the cost is not increased because the existing parts are used without adding new parts to obtain the above-described effects.

1 is a perspective view of one embodiment of a beverage dispenser according to the present invention. It is a partially broken sectional view of the vertical direction of FIG. FIG. 2 is a perspective view of a state in which a lid body and a cover plate in FIG. 1 are removed. It is a perspective view of the state which removed the cover of FIG.

  Hereinafter, an embodiment of a beverage dispenser according to the present invention will be described with reference to the drawings. As shown in FIG.1 and FIG.2, the drink dispenser 10 which concerns on this invention is the cooling water tank 12 which cools a drink, the freezing apparatus 20 which cools the cooling water tank 12 with the electric power feeding from a power supply (not shown), and a power supply. A switch (not shown) provided between the refrigeration apparatus 20 and for supplying or shutting off electricity from the power source by pushing an on button (operation button) 42 or off button (operation button) 43 is provided in the switch box 41. A built-in power switch 40 is provided in the housing 11. In the beverage dispenser 10, the power switch 40 is configured such that the switch box 41 is in the state in which the ON button 42 and the OFF button 43 are exposed to the outside so that they can be pushed from the opening 11 a on the side wall (peripheral wall) of the housing 11. Is attached to the upper part of the inner surface of the side wall (peripheral wall). A cover plate (movement blocking member) 51 fixed to the cooling water tank 12 is placed close to the operation surface of the switch box 41 opposite to the operation surface on which the on button 42 and the off button 43 are provided. Is prevented from moving to the rear side of the opposing surface when the on button 42 or the off button 43 is pushed.

  The beverage dispenser 10 includes a cooling water tank 12 at a front portion in a housing 11 whose upper surface is opened and a refrigeration apparatus 20 at a rear portion, and a lid 13 is detachably provided at the upper surface opening of the housing 11. A beverage cooling pipe 14 wound in a coil shape for cooling the beverage is erected in the cooling water tank 12 and connected to a beverage cooling source such as a beer barrel (not shown) on the introduction end side of the beverage cooling pipe 14. The beverage cooling pipe 14 is connected to a dispensing cock 15 fixed to the front wall of the housing 11 on the outlet end side.

  An evaporation pipe 21 of the refrigeration apparatus 20 is wound around the inner surface of the peripheral wall of the cooling water tank 12 in a coil shape so as to surround the beverage cooling pipe 14. When the refrigeration apparatus 20 is operated by power supply from a power source (not shown), the refrigerant gas compressed by the compressor 22 is cooled and liquefied by the condenser 23, and this liquefied refrigerant evaporates in the cooling water tank 12 through the capillary tube. The heat is exchanged with the cooling water in the cooling water tank 12 guided to the pipe 21, vaporized, and then returned to the compressor 22 again. By the operation of the refrigeration apparatus 20, the cooling water in the cooling water tank 12 is cooled by the refrigerant vaporized in the evaporation pipe 21, and freezes around the evaporation pipe 21 to become an ice layer. Also, an ice thickness sensor (not shown) is provided in the cooling water tank 12 at a position where an ice layer having a predetermined range of thickness is formed on the inner peripheral side of the evaporation pipe 21. The ice thickness sensor detects whether or not an ice layer having a predetermined range of thickness has been formed around the evaporation tube 21 based on a resistance value detected when a voltage is applied between the pair of electrodes.

  The cooling water tank 12 is provided with a stirring device 30. The stirring device 30 stirs the temperature of the cooling water in the cooling water tank 12 to be uniform, and efficiently cools the beverage passing through the beverage cooling pipe 14 with the cooling water flowing by stirring. The stirring device 30 penetrates through the support plate 31 from the stirring plate 32, the support plate 31 that is installed and fixed on the upper edges of the left and right side walls of the cooling water tank 12, the stirring motor 32 that is fixed to the upper surface of the support plate 31. The shaft 33 extends into the cooling water tank 12 and is rotated by the stirring motor 32, and the stirring blade 34 fixed to the tip of the shaft 33.

  A power switch 40 is provided in the housing 11 to supply or shut off electricity from the power source to the refrigeration apparatus 20 and the stirring apparatus 30. The power switch 40 incorporates a switch (not shown) in a switch box 41 having a rectangular parallelepiped shape. The switch is an on button (operation button) 42 or an off button (operation button) 43 on the operation surface of the switch box 41. Electricity is supplied to or interrupted from the power supply to the refrigeration apparatus 20 and the agitation apparatus 30 by the pushing operation. The power switch 40 is configured such that the operation surface of the switch box 41 is the upper part of the inner surface of the right side wall of the housing 11 in a state where the on button 42 and the off button 43 are exposed to the outside through the opening 11 a of the upper right side wall of the housing 11 It is attached with screws in close contact with the screw. Note that the power switch 40 of this embodiment has a built-in earth leakage breaker.

  An electrical component storage box 50 that stores electrical components such as a control board that controls the operation of the refrigeration apparatus 20 is provided in the housing 11. The electrical component storage box 50 is fixed to the upper edge of the rear portion of the cooling water tank 12 on the rear side of the stirring device 30. A cover plate 51 is provided in the housing 11 above the cooling water tank 12 and the refrigeration apparatus 20. The purpose of the cover plate 51 is to prevent the electric wiring of the stirring motor 32, the power switch 40, and the electric component storage box 50 from being exposed when the lid 13 is opened. The cover plate 51 includes a water tank side cover part 52 that covers the upper side of the cooling water tank 12 and a refrigeration apparatus side cover part 53 that covers the upper side of the refrigeration apparatus 20.

  The water tank side cover portion 52 of the cover plate 51 is supported by flange portions 11b in which the left and right side end portions of the main body portion 52a covering the upper side of the cooling water tank 12 are bent inwardly at the upper edges of both side walls of the housing 11. A lower bent portion where the lower end portion of the front bent portion 52b obtained by bending the front end edge of 52a downward is fixed to the support plate 31 of the stirring device 30 with a screw, and the rear end edge of the main body portion 52a is bent downward. The lower end portion of 52c is fixed to the rear portion of the cooling water tank 12 with screws. The front bent portion 52b of the water tank side cover portion 52 is formed with a notch portion 52d that allows the front portion of the agitating motor 32 not to hit the central portion in the left-right direction, and the switch box 41 of the power switch 40 is provided on the right side portion. A notch portion 52e for escaping is formed. The front bent portion 52b at the front edge of the water tank side cover portion 52 has a slight gap (this embodiment) on the opposite surface where the right end edge notched by the notch 52e faces the operation surface of the switch box 41 of the power switch 40. The switch box 41 is moved to the rear side of the opposite surface (opposite to the operation surface of the opposite surface) by the front bent portion 52b of the front edge of the water tank side cover portion 52. Is blocked. In this embodiment, the right edge of the front bent portion 52b of the cover plate 51 is close to the facing surface facing the operation surface of the switch box 41 of the power switch 40 with a slight gap, The present invention is not limited to this, and even when the right end edge of the front bent portion 52b of the cover plate 51 is in contact with the opposite surface of the power switch 40 facing the operation surface of the switch box 41, the switch box 41 is prevented from moving to the rear side of the opposing surface (opposite the operation surface of the opposing surface) even if the ON button 42 or the OFF button 43 is pressed.

  The refrigeration apparatus side cover part 53 includes a main body part 53a that covers the upper side of the refrigeration apparatus 20, and the main body part 53a is inclined so as to increase from the lower end of the rear bent part 52c of the water tank side cover part 52 to the rear side. ing. Side plate portions 53b extending upward are formed on the left and right sides of the main body portion 53a, and support portions 53c bent outward are formed on the upper edges of the side plate portions 53b. The refrigeration apparatus side cover portion 53 is supported by a support portion 53 c that is hooked on a flange portion 11 b that is bent inwardly on the upper edges of both side walls of the housing 11.

  In the beverage dispenser 10 configured as described above, when the ON button 42 of the power switch 40 is pushed, power is supplied from the power source to the refrigeration apparatus 20 and the stirring apparatus 30, and the refrigeration apparatus 20 and the stirring apparatus 30 are activated. . In the refrigeration apparatus 20, the refrigerant gas compressed by the compressor 22 is cooled and liquefied by the condenser 23, and this liquefied refrigerant is guided to the evaporation pipe 21 in the cooling water tank 12 through the capillary tube. The cooling water inside is cooled by the liquefied refrigerant vaporized in the evaporation pipe 21. The cooling water in the cooling water tank 12 is cooled around the evaporation pipe 21 and gradually becomes an ice layer. Further, in the stirring device 30, the stirring blade 34 is rotated by the stirring motor 32 to stir the cooling water, and the beverage passing through the beverage cooling pipe 14 is efficiently cooled by the cooling water flowing by the stirring. Further, the ice layer formed around the evaporation tube 21 becomes an ice layer having a uniform thickness by the cooling water flowing when stirred.

  Further, in the beverage dispenser 10, when the off button 43 of the power switch 40 is pushed, the supply of electricity from the power source to the refrigeration apparatus 20 and the stirring apparatus 30 is cut off, and the refrigeration apparatus 20 and the stirring apparatus 30 are activated. Stop.

  In the beverage dispenser 10 configured as described above, the power switch 40 is in a state in which the ON button 42 and the OFF button 43 that are operation buttons are exposed to the outside from the opening 11a on the upper right side wall of the housing 11 so that they can be pushed. The switch box 41 is attached to the upper inner surface of the right side wall of the housing 11. The front side of the water tank side cover portion 52 of the cover plate 51 fixed to the cooling water tank 12 via the support plate 31 of the stirring device 30 is provided on the opposite surface of the switch box 41 that faces the operation surface provided with the on button 42 and the off button 43. The right edge of the bent part 52b was brought close to the bent part 52b. Even if the ON button 42 or the OFF button 43 of the power switch 40 is pushed, the switch box 41 has the right edge of the front bent portion 52b of the water tank side cover portion 52 of the cover plate 51 on the opposite surface facing the operation surface. It wo n’t move. Thereby, when the on button 42 or the off button 43 is pushed, the switch box 41 can be prevented from moving to the rear side of the opposing surface (opposite the operation surface of the opposing surface). The button 43 can be prevented from being difficult to press, and the side wall of the housing 11 can be prevented from bending inward. Moreover, the cost increase by adding a new component can be prevented by using the existing components like the cover plate 51 as a movement prevention member.

  In the above embodiment, the cover plate 51 is used as the movement blocking member, but the present invention is not limited to this. The lateral width of the electrical component storage box 50 shown in FIG. 3 is shortened and disposed on the front side, and the side wall of the electrical component storage box 50 is in contact with the facing surface facing the operation surface of the switch box 41 of the power switch 40. You may make it adjoin, providing a contact or a slight clearance gap. Even in this case, the same effect as described above can be obtained.

  In the above embodiment, the example in which the cover plate 51 is used as the movement preventing member has been described. However, the present invention is not limited to this example. For example, the cooling water tank is provided via the support plate 31 of the stirring device 30. The sheet metal member fixed to 12 is used as a movement blocking member, and the movement blocking member made of this sheet metal member may be brought into contact with or in close proximity to the facing surface facing the operation surface of the switch box 41 of the power switch 40. Good. In this case, the cost increases due to the addition of new parts, but the switch box 41 can be prevented from moving to the rear side of the facing surface.

  Further, in the above embodiment, the switch box 41 is attached to the upper part of the inner surface of the right side wall as the peripheral wall of the housing 11, but the present invention is not limited to this. The switch box 41 may be attached to the wall or the rear wall. Even in this case, the same effect as described above can be obtained.

DESCRIPTION OF SYMBOLS 10 ... Beverage dispenser, 11 ... Housing, 12 ... Cooling water tank, 20 ... Refrigeration apparatus, 40 ... Power switch, 41 ... Switch box, 42, 43 ... Operation button (on button, off button), 50 ... Movement prevention member (electricity) Component housing box), 51... Movement prevention member (cover plate).

Claims (3)

A cooling water tank for cooling the beverage, a refrigeration apparatus for cooling the cooling water tank by power supply from the power supply, and electricity supplied from the power supply by a push operation of an operation button provided between the power supply and the refrigeration apparatus or A power switch with a built-in switch box in the switch box is provided in the housing.
In the beverage dispenser in which the switch box is attached to the inner surface of the peripheral wall of the housing in a state where the operation button is exposed to the outside so that the operation button can be pushed from the opening of the peripheral wall of the housing.
A beverage dispenser characterized in that a movement blocking member fixed to the cooling water tank is brought into contact with or close to a surface facing the operation surface provided with the operation button of the switch box.   2. The switch box according to claim 1, wherein the switch box is attached to the upper part of the inner surface of the peripheral wall of the housing on the upper side of the cooling water tank, and a cover plate fixed on the upper side of the cooling water tank is used as the movement preventing member. Beverage dispenser.   The switch box is attached to the upper part of the inner surface of the peripheral wall of the housing on the upper side of the cooling water tank, and uses an electric component storage box for storing an electric part fixed on the upper side of the cooling water tank as the movement preventing member. The beverage dispenser according to claim 1.

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