WO2019092830A1 - Distributeur de glace et réfrigérateur congélateur - Google Patents

Distributeur de glace et réfrigérateur congélateur Download PDF

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Publication number
WO2019092830A1
WO2019092830A1 PCT/JP2017/040433 JP2017040433W WO2019092830A1 WO 2019092830 A1 WO2019092830 A1 WO 2019092830A1 JP 2017040433 W JP2017040433 W JP 2017040433W WO 2019092830 A1 WO2019092830 A1 WO 2019092830A1
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WIPO (PCT)
Prior art keywords
ice
container
pouring
size
height
Prior art date
Application number
PCT/JP2017/040433
Other languages
English (en)
Japanese (ja)
Inventor
舞子 添田
大治 澤田
松本　真理子
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to CN201780096414.0A priority Critical patent/CN111295558B/zh
Priority to AU2017439314A priority patent/AU2017439314B2/en
Priority to JP2019551822A priority patent/JP6835248B2/ja
Priority to PCT/JP2017/040433 priority patent/WO2019092830A1/fr
Priority to TW107102932A priority patent/TWI669476B/zh
Publication of WO2019092830A1 publication Critical patent/WO2019092830A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/20—Distributing ice

Definitions

  • the present invention relates to an ice dispenser and a refrigerator-freezer.
  • control unit includes a detection unit that detects the difference between the two and a control unit that controls the supply of the supply, and the control unit stops the supply of the supply based on the detection result of the detection unit.
  • a detection unit that detects the difference between the two and a control unit that controls the supply of the supply, and the control unit stops the supply of the supply based on the detection result of the detection unit.
  • the present invention has been made to solve such problems.
  • the object is to obtain an ice dispenser and a refrigerator-freezer that can pour ice into the container quickly without spilling the ice, even with various container sizes.
  • a dispenser for pouring ice into a container a sensor for detecting the height of the container and the size of the opening of the container, and a unit time of ice poured from the dispenser
  • Pouring speed changing means for changing the amount of the hit according to the height of the container and the size of the opening of the container.
  • the refrigerator-freezer which concerns on this invention is equipped with the ice dispenser comprised as mentioned above.
  • the ice dispenser and the refrigerator-freezer according to the present invention even with various container sizes, it is possible to rapidly pour the ice into the container without spilling the ice.
  • Embodiment 1 1 to 12 relate to Embodiment 1 of the present invention
  • FIG. 1 is a front view of a refrigerator-freezer equipped with an ice dispenser
  • FIG. 2 is a longitudinal sectional view of the refrigerator-freezer equipped with an ice dispenser
  • FIG. 4 is a cross-sectional view of the ice dispenser portion
  • FIG. 4 is a front view of the ice dispenser portion
  • FIG. 5 is a diagram for explaining container size detection of the ice dispenser
  • FIG. 6 is a block showing the configuration of a control system of the refrigerator-freezer equipped with the ice dispenser 7 to 10 illustrate the relationship between the container size of the ice dispenser and the position of the outlet lid
  • FIG. 11 is a flowchart showing an operation example of the ice dispenser
  • FIG. 12 is a refrigerator-freezer equipped with the ice dispenser. It is a front view of another example of.
  • each structural member in each figure, the relationship of the dimension of each structural member, a shape, etc. may differ from an actual thing.
  • the positional relationship (for example, vertical relationship etc.) of each structural member in a specification is a thing when installing a refrigerator-freezer in a usable state in principle.
  • the refrigerator-freezer 1 which concerns on Embodiment 1 of this invention has a heat insulation box.
  • the front (front) of the heat insulation box is opened to form a storage space inside.
  • the heat insulation box has an outer case, an inner case and a heat insulating material.
  • the outer box is made of steel.
  • the inner box is made of resin.
  • the inner box is placed inside the outer box.
  • the heat insulating material is, for example, urethane foam, a vacuum heat insulating material, etc., and is filled in the space between the outer case and the inner case.
  • the storage space formed inside the heat insulation box is divided into a plurality of storage rooms for storing food by one or more partition members.
  • the refrigerator-freezer 1 is provided with the refrigerator compartment 100 and the freezer compartment 200 as some storage compartments here, for example. These storage chambers are arranged in a two-stage configuration in the vertical direction in the heat insulation box.
  • the refrigerator compartment 100 is arrange
  • a rotary refrigerator compartment door 7 for opening and closing the opening is provided.
  • the refrigerator compartment door 7 is a double door type (a double door type), and is constituted by a right door 7 b and a left door 7 a.
  • an operation panel 6 and a dispenser section 9 are provided on a refrigerator compartment door 7 (for example, the left door 7 a) on the front surface of the refrigerator-freezer 1.
  • the dispenser unit 9 is an ice dispenser that discharges the ice manufactured in the ice making chamber 300 described later to the outside of the storage. That is, the refrigerator-freezer 1 includes the ice dispenser according to the first embodiment of the present invention.
  • the dispenser unit 9 includes a pouring unit 14 that pours out ice.
  • the operation panel 6 includes an operation unit 6a and a display unit 6b as shown in FIG.
  • the operation unit 6a is an operation switch for setting a cold storage temperature of each storage room and an operation mode (a thawing mode or the like) of the refrigerator 1 or using a dispenser unit 9 described later.
  • the display unit 6 b is a liquid crystal display that displays various information such as the temperature of each storage room.
  • the operation panel 6 may include a touch panel that doubles as the operation unit 6a and the display unit 6b.
  • the freezer compartment 200 is disposed below the refrigerator compartment 100.
  • the freezer compartment 200 is mainly for use in freezing storage objects for a relatively long period of time.
  • the freezer compartment 200 is opened and closed by a drawer type door.
  • the frame provided fixed to the door is slid relative to the rails horizontally formed on the left and right inner wall surfaces of the freezer compartment 200, whereby the depth direction (front-rear direction) of the refrigerator-freezer 1 Can be opened and closed.
  • a plurality of shelf boards are provided inside the refrigerator compartment 100.
  • the inside of the refrigerator compartment 100 is divided into a plurality of spaces (shelf) in the vertical direction by these shelf boards.
  • An ice making room 300 is provided at the top of the cold storage room 100.
  • the ice making room 300 is adiabatically partitioned in the cold storage room 100.
  • the inside of the ice making chamber 300 is cooled to a temperature at which ice can be produced by cold air from an air passage 5 described later.
  • a water supply tank 17 is provided. Water for use in ice making in the ice making chamber 300 is stored in the water supply tank 17.
  • a water supply pipe 18 is provided between the water supply tank 17 and the ice making chamber 300. The water supply pipe 18 is for sending the water for ice making in the water supply tank 17 to the ice making chamber 300.
  • the water in the water supply tank 17 is sent to the ice making chamber 300 through the water supply pipe 18 by the water supply pump 23.
  • the water supply pipe 18 is disposed along, for example, the back of the inside of the cold storage room 100.
  • a storage case 201 capable of storing food etc. is stored in the inside of the freezing chamber 200 so as to be freely drawn out.
  • the storage case 201 is supported by the above-described frame, and is configured to slide in the front-rear direction in conjunction with the opening and closing of the door.
  • the number of storage cases 201 provided in the freezer compartment 200 is one, but in the case where the storability, ease of arrangement, etc. are improved in consideration of the capacity of the whole refrigerator / freezer 1. May include two or more storage cases 201.
  • the refrigerator-freezer 1 includes a refrigeration cycle circuit that cools air supplied to each storage chamber.
  • the refrigeration cycle circuit is composed of a compressor 2, a condenser (not shown), a throttling device (not shown), a cooler 3 and the like.
  • the compressor 2 compresses and discharges the refrigerant in the refrigeration cycle circuit.
  • the condenser condenses the refrigerant discharged from the compressor 2.
  • the throttling device expands the refrigerant flowing out of the condenser.
  • the cooler 3 cools the air supplied to each storage chamber by the refrigerant expanded by the expansion device.
  • the compressor 2 is disposed, for example, at the lower portion on the back side of the refrigerator-freezer 1 as shown in FIG.
  • an air passage 5 for supplying the air cooled by the refrigeration cycle circuit to each storage chamber is formed.
  • the air passage 5 is mainly disposed on the back side in the refrigerator-freezer 1.
  • the cooler 3 of the refrigeration cycle circuit is installed in the air passage 5.
  • a blower fan 4 for sending the air cooled by the cooler 3 to each storage room is also installed.
  • the air (cold air) cooled by the cooler 3 is sent through the air passage 5 to the cold storage room 100, the freezing room 200 and the ice making room 300 to cool these storage rooms.
  • a damper (not shown) is provided at a midway point between the air passage 5 and the refrigerator compartment 100. The damper opens and closes a portion of the air passage 5 leading to the cold storage room 100. By changing the open / close state of the damper, the air blowing amount of the cold air supplied to the refrigerator compartment 100 can be adjusted. In addition, the temperature of the cold air can be adjusted by controlling the operation of the compressor 2.
  • a control device 8 is accommodated on the back side of, for example, the upper end portion of the refrigerator-freezer 1.
  • the control device 8 is provided with a control circuit and the like for performing various controls necessary for the operation of the refrigerator-freezer 1.
  • a control circuit included in the control device 8 for example, a circuit for controlling the operation of the compressor 2 and the blower fan 4 and the opening degree of the damper based on the temperature in each storage chamber and the information input to the operation panel 6 It can be mentioned.
  • the temperature in each storage chamber can be detected by a thermistor or the like installed in each storage chamber.
  • an ice tray 10, an ice storage case 11, a rotating device 16 and an ice detecting lever 19 are provided inside the ice making chamber 300.
  • the ice tray 10 is supported by a frame (not shown) in the ice chamber 300.
  • the ice tray 10 is formed with a plurality of ice making blocks (not shown).
  • the ice storage case 11 is disposed below the ice tray 10.
  • the ice storage case 11 is an ice storage unit for storing ice.
  • the ice storage case 11 receives ice separated from the ice tray 10 and stores the ice.
  • the ice tray 10 is rotatably supported in the ice chamber 300 so as to be turned upside down.
  • the rotation device 16 can rotate the ice tray 10 to turn the ice tray 10 upside down.
  • the ice detecting lever 19 is for detecting the amount of ice in the ice storage case 11. By lowering the ice detection lever 19 until it contacts the ice in the ice storage case 11, the height of the ice in the ice storage case 11 can be detected.
  • One end of a water supply pipe 18 is disposed above the ice making tray 10 in the ice making chamber 300.
  • the water in the water supply tank 17 is poured from the water supply pipe 18 into the ice making blocks of the ice tray 10.
  • the inside of the ice making chamber 300 is cooled by the cold air from the air passage 5 to a temperature at which ice making is possible. For this reason, water is cooled and frozen in each ice making block of the ice making tray 10.
  • ice is formed in each ice making block of the ice making tray 10.
  • the ice detecting lever 19 first detects the amount of ice in the ice storage case 11. Then, if the amount of ice in the ice storage case 11 is not full, the rotation device 16 rotates the ice tray 10.
  • the ice tray 10 is twisted and deformed, and the ice formed in the ice making block of the ice tray 10 is peeled off and separated.
  • ice of substantially uniform shape and size is manufactured.
  • the size of one piece of ice manufactured by the ice making tray 10 is x.
  • a communication duct 13 is formed in the refrigerator compartment door 7.
  • the communication duct 13 is provided on the side of the left door 7 a and the right door 7 b on which the dispenser portion 9 is provided, that is, the left door 7 a here.
  • the upper end of the communication duct 13 communicates with the front of the ice storage case 11.
  • the lower end of the communication duct 13 is in communication with the pouring portion 14 of the dispenser unit 9.
  • An ice transport mechanism 12 is provided in the ice storage case 11.
  • the ice transport mechanism 12 is, for example, a screw conveyor.
  • the ice in the ice storage case 11 is delivered to the communication duct 13.
  • the ice delivered to the communication duct 13 is poured out from the pouring portion 14 of the dispenser unit 9 to the outside through the communication duct 13.
  • the ice transport mechanism 12 configured as described above is an example of a transport unit that transports ice from the ice storage case 11, which is an ice storage unit, to the pouring unit 14.
  • the conveyance speed of the ice by a conveyance part can be changed by changing the rotational speed of the screw of the ice conveyance mechanism 12 by the conveyance mechanism drive device 15.
  • the dispenser unit 9 is formed with a rectangular parallelepiped recessed space whose front surface is open.
  • the pouring part 14 is provided in the upper surface part of the said space.
  • the pouring port 14 is formed with a pouring outlet.
  • the outlet is an opening through which ice passes.
  • the pouring spout 14 is provided with a spout lid 20.
  • the spout lid 20 is a member for opening and closing the spout. 3 and 4 show the spout lid 20 in a closed state.
  • the dispenser unit 9 When the dispenser unit 9 is operated in a state where the container whose upper surface is opened is placed in the above-mentioned space, that is, the container is under the pouring portion 14, the spout lid 20 is opened and the container is removed from the pouring portion 14 Ice is poured inside.
  • the dispenser unit 9 includes a size detection sensor 21.
  • the size detection sensor 21 is a sensor that detects the height of the container below the pouring portion 14 and the size of the opening of the container.
  • the size detection sensor 21 uses, for example, a distance measurement sensor such as an infrared sensor or an ultrasonic sensor.
  • the size detection sensor 21 can detect the distance from the sensor to the target point, and the angle between the direction of the target point viewed from the sensor and a reference direction (for example, the front direction of the sensor).
  • the size detection sensor 21 detects the height of the container and the size of the opening of the container. Specifically, for example, the size detection sensor 21 detects each value of L1, L2, ⁇ 1, ⁇ 2, and YL shown in FIG.
  • L1 is a linear distance from the size detection sensor 21 to the left end of the upper end of the container
  • L2 is a linear distance from the size detection sensor 21 to the right end of the upper end of the container
  • ⁇ 1 is the distance from the size detection sensor 21
  • ⁇ 2 is the angle between the direction of the right end of the upper end of the container and the reference direction as viewed from the size detection sensor 21
  • YL Is the linear distance from the size detection sensor 21 to the bottom of the container.
  • the size detection sensor 21 can detect the height Y of the container below the pouring portion 14 and the size X of the opening of the container.
  • the size detection sensor 21 is not limited to a distance measurement sensor such as an infrared sensor or an ultrasonic sensor.
  • a camera or the like may be used as the size detection sensor 21.
  • a camera is used as the size detection sensor 21 to detect an image of the dispenser unit 9 and the container captured by the camera is acquired. Then, the height of the container and the size of the opening are detected by analyzing the acquired image.
  • FIG. 6 is a block diagram showing a functional configuration of a control system of the refrigerator-freezer 1.
  • the control device 8 includes, for example, a microcomputer, and includes a processor 8a and a memory 8b.
  • the control device 8 executes a process set in advance by the processor 8 a executing a program stored in the memory 8 b to control the refrigerator-freezer 1.
  • control device 8 receives a detection signal of the temperature in each storage chamber output from the thermistor installed in each storage chamber. Further, an operation signal from the operation unit 6 a of the operation panel 6 is also input to the control device 8. The controller 8 controls the operation of the compressor 2 and the blower fan 4, the opening degree of the damper, and the like so that each storage chamber including the ice making chamber 300 is maintained at the set temperature based on the input signal. Execute the process to Further, the control device 8 outputs a display signal to the display unit 6 b of the operation panel 6.
  • the temperature sensor 22 shown in FIG. 6 is for determining the completion of ice making in the ice making tray 10.
  • the temperature sensor 22 is installed above the ice tray 10 in the ice making chamber 300.
  • the temperature sensor 22 detects the temperature of water or ice in the ice tray 10.
  • a detection signal of the temperature of water (ice) in the ice tray 10 output from the temperature sensor 22 is input to the control device 8.
  • a detection signal of the amount of ice in the ice storage case 11 output from the ice detecting lever 19 is also input to the control device 8.
  • the control device 8 operates the water supply pump 23 and the rotation device 16 to control the ice making operation.
  • a detection signal of the temperature of water (ice) in the ice tray 10 output from the temperature sensor 22
  • An operation signal from the operation unit 6a is used. For example, when the temperature sensor 22 detects that the water (ice) in the ice tray 10 has become lower than or equal to a preset temperature, the control device 8 determines that the ice making is completed.
  • a detection signal output from the size detection sensor 21 is input to the control device 8. Then, when an operation signal of ice pouring is input from the operation unit 6a of the operation panel 6, the control device 8 operates the transport mechanism driving device 15 and the spout lid 20 to control the ice pouring operation. In control of this ice pouring operation, a detection signal of the size detection sensor 21 is used.
  • the control device 8 causes the transport mechanism driving device 15 to rotate the screw of the ice transport mechanism 12 at a constant speed. Then, the control device 8 opens the spout lid 20 of the dispenser unit 9. The ice in the ice storage case 11 passes through the communication outlet 13 of the pouring portion 14 via the communication duct 13 and is poured into the container from the pouring portion 14.
  • a pair of left and right spout lids 20 is provided.
  • the left end of the left outlet lid 20 is rotatably attached to the left edge of the outlet of the outlet 14.
  • the right end of the right outlet lid 20 is rotatably attached to the right edge of the outlet of the outlet 14.
  • the pair of left and right spout lids 20 are arranged to face each other in this manner.
  • the pair of spout lids 20 configured as described above is opened so that the tip end of the spout lid 20 faces the container, as shown in FIGS. 7 to 9.
  • the spout lid 20 constitutes a guide member for guiding the ice coming out of the spout 14 to the opening of the container.
  • the ice dispenser according to the present invention is provided with the pouring speed changing means.
  • the pouring speed changing means changes the amount of ice poured from the pouring portion 14 per unit time according to the height of the container and the size of the opening of the container.
  • the pouring speed changing means is constituted by the control device 8 and the pouring spout 20. That is, the control device 8 changes the opening degree of the spout lid 20 according to the height of the container detected by the size detection sensor 21 and the size of the opening of the container.
  • the degree of opening of the pouring spout 20 here is the distance between the tips of the pair of spouting spouts 20.
  • the pouring speed changing means changes the cross-sectional area of the path through which the ice passes in the pouring portion 14 in accordance with the height of the container and the size of the opening of the container. It can be said that
  • route through which the ice passes in the pouring part 14 is not restricted to the change of the opening degree of the pouring spout lid 20 illustrated here.
  • a throttling portion may be provided at the pouring port of the pouring portion 14, and the opening area of the pouring port may be changed by the throttling portion.
  • the control device 8 basically increases the opening degree of the spout lid 20 as the size X of the opening of the container detected by the size detection sensor 21 is larger. That is, the pouring speed changing means increases the amount of ice per unit time poured out from the pouring portion 14 into the container as the size of the opening of the container is larger. Further, basically, the control device 8 increases the opening degree of the spout lid 20 as the height Y of the container detected by the size detection sensor 21 is higher. That is, the pouring speed changing means increases the amount of ice per unit time poured out from the pouring portion 14 into the container as the height of the container is higher.
  • the ice can be poured little by little, so the ice is vigorously poured out and not received by the container, and the ice from the container is removed. Can control spills. Further, in the case of a container having a large opening, ice can be poured out at a stretch, so that it is possible to shorten the time until the ice is accumulated in the container. Thus, even with different container sizes, it is possible to pour the ice into the container quickly and without spilling the ice.
  • the size detection sensor 21 detects the size of the container. Specifically, the size detection sensor 21 detects the size (diameter) X of the opening of the container and the height Y of the container by the method described above. Then, as shown in FIG.
  • the control device 8 makes the opening degree Xd of the spout lid 20 smaller than the detected size X of the opening of the container, and the size of one ice to be poured out Adjust to a size larger than x (hereinafter also referred to simply as “ice size x”).
  • the control device 8 compares the detected size X of the opening of the container with the threshold value X1.
  • the threshold value X1 is preset. Then, when the size X of the opening of the container is equal to or larger than the threshold value X1, the control device 8 sets the opening degree Xd of the pouring spout 20 to the maximum opening degree Xd1, as shown in FIG.
  • the maximum opening degree Xd1 is a preset dimension.
  • the threshold value X1 is preset to a value equal to or greater than the maximum opening degree Xd1. In the example shown here, the maximum opening degree Xd1 is equal to the diameter of the pouring outlet of the pouring portion 14.
  • control device 8 compares the height Y of the detected container with the threshold value Y1.
  • the threshold Y1 is preset. Then, when the detected height Y of the container is less than the threshold value Y1, as shown in FIG. 9, the control device 8 sets the opening degree Xd of the pouring spout 20 to the minimum opening degree Xd2.
  • the minimum opening degree Xd2 is a preset dimension. The minimum opening degree Xd2 is set to a size larger than the ice size x. In this way, when the height Y of the container is small, ice can be poured out little by little, so it is possible to suppress the ice being poured out vigorously and splashing back from the bottom of the container .
  • the control device 8 keeps the spout lid 20 closed as shown in FIG. Do. In this case, the controller 8 does not drive the transport mechanism driving device 15 and keeps the ice transport mechanism 12 stopped. In other words, we do not pour out ice.
  • the control device 8 may cause the display 6 b of the operation panel 6 to display an error message such as “the container is too small”, for example.
  • the size detection sensor 21 can detect an angle between the direction of the target point as viewed from the sensor and the reference direction. Therefore, by detecting the distance and direction from the size detection sensor 21 to the edge of the opening of the container, the size detection sensor 21 can detect the position of the opening of the container. Therefore, based on the position of the opening of the container detected by the size detection sensor 21, the control device 8 directs each tip of the spout lid 20, which is a pair of guide members, to the opening of the container. It is also good. In this way, even when the position of the container deviates from directly below the pouring portion 14, the ice can be guided to the opening of the container by the spout lid 20 which is a guide member, and the ice is spilled. Can be suppressed.
  • step S101 the size detection sensor 21 detects the size of the container in the dispenser unit 9. Then, the control device 8 acquires the size of the container detected by the size detection sensor 21, that is, the size X of the opening of the container and the height Y of the container. After step S101, the process proceeds to step S102.
  • step S102 the control device 8 confirms whether or not the size X of the opening of the container obtained in step S101 is larger than the sum of the size x of ice and the clearance a.
  • the ice size x is, for example, 30 mm.
  • the clearance a is a preset dimension. Here, the clearance a is, for example, 4 mm. If the size X of the opening of the container is not larger than the sum of the size x of ice and the clearance a, the process proceeds to step S103.
  • step S103 the control device 8 confirms whether or not the size X of the opening of the container acquired in step S101 is larger than the size x of ice. If the size X of the opening of the container is not larger than the size x of ice, the process proceeds to step S115.
  • step S115 the control device 8 causes the display unit 6b of the operation panel 6 to display an error message indicating that the container is too small.
  • step S115 a series of ice pouring operations end. If the size X of the opening of the container is not larger than the sum of the size x of ice and the clearance a in step S102, the process may proceed directly to step S115 without going through step S103.
  • step S104 the control device 8 confirms whether or not the height Y of the container acquired in step S101 is equal to or greater than the threshold Y1.
  • the threshold Y1 is, for example, 60 mm. If the height Y of the container is greater than or equal to the threshold Y1, the process proceeds to step S105.
  • step S105 the control device 8 confirms whether or not the size X of the opening of the container acquired in step S101 is equal to or greater than the threshold value X1.
  • the threshold value X1 is, for example, 100 mm. If the size X of the opening of the container is not greater than or equal to the threshold X1, the process proceeds to step S106.
  • step S106 the control device 8 sets the opening degree Xd of the pouring spout 20 to a value obtained by subtracting the above-mentioned clearance a from the size X of the opening of the container acquired in step S101.
  • step S107 the control device 8 sets the opening degree Xd of the pouring spout 20 to the maximum opening degree Xd1.
  • the maximum opening degree Xd1 is preset to a value equal to or greater than the threshold value X1.
  • the maximum opening degree Xd1 is set to 100 mm, which is equal to the threshold value X1.
  • step S108 when the size X of the opening of the container is larger than the size x of ice in step S103, the process proceeds to step S108. Also in the case where the height Y of the container is not at least the threshold Y1 in step S104, the process proceeds to step S108.
  • step S108 the control device 8 sets the opening degree Xd of the pouring spout 20 to the minimum opening degree Xd2.
  • the minimum opening degree Xd2 is preset to a value equal to or larger than the sum of the ice size x and the above-mentioned clearance a.
  • the minimum opening degree Xd2 is 34 mm which is equal to the sum of the ice size x and the clearance a.
  • step S109 the control device 8 drives the transport mechanism driving device 15 to start transport of ice by the ice transport mechanism 12. After step S109, the process proceeds to step S110.
  • step S110 the control device 8 initializes the value of the timer variable t to 0, and starts counting by the timer. After step S110, the process proceeds to step S111.
  • step S111 the control device 8 opens the spout lid 20 at the opening degree Xd set in step S106, S107 or S108. Thus, the pouring of ice into the container is started. After step S111, the process proceeds to step S112.
  • control device 8 determines whether or not the value of timer variable t has reached preset time tr, that is, whether or not time tr has elapsed since the start of time counting in step S110. .
  • the time tr is, for example, 20 seconds. If the time tr has not yet elapsed since the start of time counting, the ice pouring to the container is continued until the time tr elapses. Then, when the time tr has elapsed since the start of time counting, the process proceeds to step S113.
  • step S113 the control device 8 stops the transport mechanism driving device 15, and stops the transport of ice by the ice transport mechanism 12.
  • the process proceeds to step S114.
  • step S114 the controller 8 closes the spout lid 20. Thus, the pouring of ice into the container is stopped.
  • the opening degree of the pouring spout 20 may be fixed to a preset value. That is, the amount of ice per unit time poured from the pouring portion 14 may be fixed regardless of the height of the container and the size of the opening of the container. Alternatively, the user may set the opening degree of the pouring spout 20 to an arbitrary value by operating the operation unit 6a.
  • FIG. Icemaker 300 may be provided in freezer compartment 200 or other storage compartments.
  • an ice making room 300 may be provided in the freezing room 200 in the refrigerator-freezer 1 in which the left and right sides and the refrigerating room 100 and the freezing room 200 are arranged.
  • the ice making chamber 300 may be provided independently of other storage chambers.
  • FIGS. 13 and 14 are diagrams for explaining the relationship between the ice height in the container of the ice dispenser and the position of the spout lid, and FIG. It is a flowchart which shows the operation example of a dispenser.
  • the amount per unit time of ice poured out to the container is changed according to the height of the ice in the container. It is a thing.
  • the ice dispenser according to the second embodiment will be described based on the difference from the first embodiment, taking as an example the case based on the configuration of the first embodiment.
  • the size detection sensor 21 can further detect the height of the ice in the container as follows. That is, after the size detection sensor 21 starts pouring out the ice from the pouring portion 14 into the container, the size detection sensor 21 is similar to the detection of the linear distance YL from the size detection sensor 21 to the bottom surface of the container described in the first embodiment. The linear distance from the size detection sensor 21 to the upper end surface of the ice in the container is detected.
  • the value of Yc0 shown in FIG. 5 of the first embodiment is known. Therefore, by subtracting Yc0 from the linear distance from the size detection sensor 21 to the upper end surface of the ice in the container, the difference Yi between the height of the upper end of the container and the ice in the container can be obtained.
  • the height of the ice in the container can be obtained from the difference Yi and the height Y of the container.
  • the height Y of the container does not change as long as the container is not changed, that is, in one pouring of ice. For this reason, the height of the ice in the container and the aforementioned difference Yi have substantially the same physical meaning. Therefore, in the following, both the height of ice in the container and the height Yi of the ice in the container may be referred to as "the height of ice in the container" without particularly distinguishing between the difference Yi of the height of the ice in the container is there.
  • the pouring speed changing means further changes the quantity of ice poured from the pouring part per unit time according to the height of the ice in the container. change.
  • the control device 8 opens as in the control example described in the first embodiment. Open the pouring spout lid 20 with Xd and start pouring ice. After starting the pouring of the ice into the container, the size detection sensor 21 detects the height Yi of the ice in the container. Then, the control device 8 compares the detected ice height Yi in the container with the threshold value Y2. The threshold Y2 is preset. Then, when the height Yi of ice in the container becomes equal to or less than the threshold value Y2, the control device 8 sets the opening degree Xd of the pouring spout 20 to the aforementioned minimum opening degree Xd2, as shown in FIG.
  • control device 8 compares the detected ice height Yi in the container with the threshold value Y3.
  • the threshold Y3 is preset to a value equal to or less than the threshold Y2. Then, when the height Yi of the ice in the container becomes equal to or less than the threshold value Y3, the control device 8 stops the transport mechanism driving device 15 to stop the pouring of ice as shown in FIG. By doing this, it is possible to suppress that the amount of ice poured out is too large to spill.
  • Steps S201 to S211 in FIG. 15 are similar to steps S101 to S111 in FIG. 11 described as the first embodiment. Further, steps S219 to S221 in FIG. 15 are the same as steps S113 to S115 in FIG. Therefore, the description of the contents of these steps is omitted here.
  • step S212 the size detection sensor 21 detects the height Yi of the ice in the container by the method described above. Then, the control device 8 acquires the height Yi of the ice in the container detected by the size detection sensor 21. After step S212, the process proceeds to step S213.
  • step S213 the control device 8 confirms whether or not the ice height Yi in the container acquired in step S212 is equal to or less than the threshold value Y2.
  • the threshold Y2 is, for example, 60 mm. If the ice height Yi in the container is not less than or equal to the threshold Y2, the process proceeds to step S214.
  • control device 8 determines whether or not the value of timer variable t has reached preset time tm, that is, whether or not time tm has elapsed since time counting was started in step S210. .
  • the time tm is, for example, 30 seconds. If the time tm has not yet elapsed since the start of clocking, the process returns to step S212. On the other hand, if the time tm has elapsed since the start of clocking, the process proceeds to step S219.
  • step S215 the control device 8 changes the opening degree Xd of the pouring spout 20 to the aforementioned minimum opening degree Xd2.
  • step S208 the opening degree Xd of the pouring spout lid 20 is already the minimum opening degree Xd2
  • step S216 the size detection sensor 21 detects the latest value of the height Yi of the ice in the container by the method described above. Then, the control device 8 acquires the height Yi of the ice in the container detected by the size detection sensor 21. After step S216, the process proceeds to step S217.
  • step S217 the control device 8 confirms whether or not the ice height Yi in the container acquired in step S216 is equal to or less than the threshold value Y3.
  • the threshold Y3 is, for example, 20 mm. If the ice height Yi in the container is less than or equal to the threshold Y3, the process proceeds to step S219. On the other hand, when the ice height Yi in the container is not less than or equal to the threshold Y3, the process proceeds to step S218.
  • step S218 the control device 8 checks whether the value of the timer variable t has reached the aforementioned time tm, that is, whether or not the time tm has elapsed since the start of time counting in step S210. If the time tm has not yet elapsed since the start of clocking, the process returns to step S216. On the other hand, if the time tm has elapsed since the start of clocking, the process proceeds to step S219.
  • FIG. 16 is a longitudinal sectional view of a refrigerator-freezer equipped with an ice dispenser
  • FIGS. 17 and 18 are sectional views of an ice dispenser portion
  • FIG. It is a flowchart which shows the operation example of an ice dispenser.
  • the delivery speed of the ice delivery mechanism is changed instead of the opening degree of the spout lid, so that the container is poured out.
  • the ice dispenser according to the third embodiment will be described based on the difference from the first embodiment, taking as an example the case based on the configuration of the first embodiment.
  • the spout lid 20 may not be provided in a pair on the left and right.
  • FIGS. 17 and 18 show an example in which the spout of the spouting portion 14 is opened and closed with one spout lid 20.
  • the front end of the spout lid 20 is rotatably attached to the front edge of the spout of the spout 14.
  • the pouring spout lid 20 is designed to open at a constant and constant opening degree. Note that, by opening the spout lid 20 to the front side of the spout, it is possible to suppress that the ice coming out of the spout spills to the near side.
  • a pouring speed change means changes the conveyance speed of the ice by ice conveyance mechanism 12 according to the height of a container, and the size of the opening of a container.
  • the transport speed of ice by the transport unit can be changed.
  • the operation of the transport mechanism driving device 15 is controlled by the control device 8. Therefore, in the third embodiment, the controller 8 and the transport mechanism driving device 15 constitute a pouring speed changing means.
  • the size detection sensor 21 detects the size of the container. Specifically, the size detection sensor 21 detects the size (diameter) X of the opening of the container and the height Y of the container by the same method as in the first embodiment.
  • the controller 8 controls the screw of the ice transport mechanism 12 when the size X of the opening of the container is less than the aforementioned threshold X1 or when the height Y of the container is less than the aforementioned threshold Y1.
  • V1 is preset.
  • the control device 8 sets the rotational speed of the screw of the ice transport mechanism 12 to V2.
  • Make it V2 is preset to a value larger than V1 described above.
  • Step S301 in FIG. 19 is the same as step S101 in FIG. 11 described as the first embodiment. Also, steps S308 to S313 in FIG. 19 are the same as steps S110 to S115 in FIG. Therefore, the description of the contents of these steps is omitted here.
  • step S302 the control device 8 confirms whether or not the size X of the opening of the container acquired in step S301 is larger than the size x of ice. If the size X of the opening of the container is not larger than the size x of ice, the process proceeds to step S313. On the other hand, if the size X of the opening of the container is larger than the size x of ice, the process proceeds to step S303.
  • step S303 the control device 8 confirms whether or not the height Y of the container acquired in step S301 is equal to or more than the threshold value Y1 described above. If the height Y of the container is greater than or equal to the threshold Y1, the process proceeds to step S304.
  • step S304 the control device 8 confirms whether or not the size X of the opening of the container acquired in step S301 is equal to or larger than the threshold value X1 described above. If the size X of the opening of the container is not greater than or equal to the threshold X1, the process proceeds to step S305. Also in the case where the height Y of the container is not at least the threshold value Y1 in step S303, the process proceeds to step S305.
  • step S305 the control device 8 sets the screw rotational speed Vd of the ice transport mechanism 12 to V1.
  • V1 is, for example, 20 rpm.
  • step S304 when the size X of the opening of the container is equal to or larger than the threshold X1 in step S304, the process proceeds to step S306.
  • step S306 the control device 8 sets the screw rotational speed Vd of the ice transport mechanism 12 to V2.
  • V2 is 40 rpm, for example.
  • step S307 the control device 8 drives the transport mechanism driving device 15 so that the screw of the ice transport mechanism 12 rotates at the open rotation speed V set in step S305 or S306, and transports the ice by the ice transport mechanism 12. To start. After step S307, the process proceeds to step S308.
  • Embodiment 1 The other configuration, operation, and the like are the same as in Embodiment 1 or Embodiment 2, and the description thereof is omitted here.
  • Embodiment 1 the same effects as in Embodiment 1 or Embodiment 2 can be obtained. That is, when the container has a small opening size or height, the ice can be poured little by little, so the ice is vigorously poured out and can not be received by the container, thereby suppressing the ice from spilling from the container it can. Further, in the case of a container having a large opening, ice can be poured out at a stretch, so that it is possible to shorten the time until the ice is accumulated in the container. Thus, even with different container sizes, it is possible to pour the ice into the container quickly and without spilling the ice.
  • the present invention is applicable to an ice dispenser that pours ice into a container with an open top. Moreover, it can utilize also for the refrigerator-freezer provided with such an ice dispenser.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Production, Working, Storing, Or Distribution Of Ice (AREA)

Abstract

L'objectif de l'invention est de fournir un distributeur de glace ou un appareil similaire qui peut distribuer de la glace dans un récipient rapidement sans renverser la glace même avec diverses tailles de récipient. A cet effet, ce distributeur de glace comprend une unité de décharge (14) qui verse de la glace dans un récipient, un capteur de détection de taille (21) qui détecte la hauteur du récipient et la taille de l'ouverture de récipient, et un moyen de modification de vitesse de décharge pour modifier la quantité de glace distribuée à partir de l'unité de décharge (14) par unité de temps en fonction de la hauteur (Y) de récipient et de la taille (X) de l'ouverture de récipient.
PCT/JP2017/040433 2017-11-09 2017-11-09 Distributeur de glace et réfrigérateur congélateur WO2019092830A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201780096414.0A CN111295558B (zh) 2017-11-09 2017-11-09 出冰机以及制冷冰箱
AU2017439314A AU2017439314B2 (en) 2017-11-09 2017-11-09 Ice dispenser and refrigerator freezer
JP2019551822A JP6835248B2 (ja) 2017-11-09 2017-11-09 アイスディスペンサ及び冷凍冷蔵庫
PCT/JP2017/040433 WO2019092830A1 (fr) 2017-11-09 2017-11-09 Distributeur de glace et réfrigérateur congélateur
TW107102932A TWI669476B (zh) 2017-11-09 2018-01-26 冰塊分配器及冷凍冰箱

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PCT/JP2017/040433 WO2019092830A1 (fr) 2017-11-09 2017-11-09 Distributeur de glace et réfrigérateur congélateur

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JP3063510U (ja) * 1999-04-28 1999-11-09 永沼 新一 氷の供給装置
JP2004326605A (ja) * 2003-04-25 2004-11-18 Fuji Electric Retail Systems Co Ltd カップ式飲料自動販売機
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JP6835248B2 (ja) 2021-02-24
AU2017439314B2 (en) 2021-12-23
JPWO2019092830A1 (ja) 2020-10-01
AU2017439314A1 (en) 2020-04-23
TWI669476B (zh) 2019-08-21
CN111295558A (zh) 2020-06-16
TW201918673A (zh) 2019-05-16
CN111295558B (zh) 2022-02-08

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