EP3851771A1 - Eiszerkleinerungsvorrichtung und kühlschrank - Google Patents

Eiszerkleinerungsvorrichtung und kühlschrank Download PDF

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Publication number
EP3851771A1
EP3851771A1 EP19860381.3A EP19860381A EP3851771A1 EP 3851771 A1 EP3851771 A1 EP 3851771A1 EP 19860381 A EP19860381 A EP 19860381A EP 3851771 A1 EP3851771 A1 EP 3851771A1
Authority
EP
European Patent Office
Prior art keywords
ice
gear
transmission unit
blades
storage box
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP19860381.3A
Other languages
English (en)
French (fr)
Other versions
EP3851771A4 (de
EP3851771B1 (de
Inventor
Jianjun Xue
Xiaobing Zhu
Yanqing Zhang
Chuan CUI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
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 Qingdao Haier Refrigerator Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Refrigerator Co Ltd
Publication of EP3851771A1 publication Critical patent/EP3851771A1/de
Publication of EP3851771A4 publication Critical patent/EP3851771A4/de
Application granted granted Critical
Publication of EP3851771B1 publication Critical patent/EP3851771B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F25C5/02—Apparatus for disintegrating, removing or harvesting ice
    • F25C5/04—Apparatus for disintegrating, removing or harvesting ice without the use of saws
    • F25C5/046—Ice-crusher machines
    • 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
    • F25C5/18—Storing ice
    • F25C5/182—Ice bins therefor
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove

Definitions

  • the present invention relates to household appliance, and particularly to an ice-crushing device and a refrigerator.
  • an ice maker is added to a refrigerator.
  • the ice maker of the refrigerator comprises an ice-making device and an ice-crushing device, wherein the ice-making device prepares ice cubes, and then the ice cubes store in a barrel-shaped container, for use by people.
  • an ice-providing manner of the refrigerator as an ice-crushing mode and an ice cube mode. People use crushed ice in the ice-crushing mode, whereas they use complete ice cubes in the ice cube mode.
  • the ice-crushing mode and the ice cube mode are generally achieved by disposing an ice-crushing blade assembly in the barrel-shaped container.
  • the ice-crushing blade assembly comprises a stationary ice blade and a movable ice blade, wherein an end of the stationary ice blade is movably disposed through a rotation shaft of the ice-crushing blade assembly, and an end of the movable ice blade is fixedly disposed through the rotation shaft of the ice-crushing blade assembly so that the rotation shaft brings the ice blade to rotate.
  • the ice-crushing blade assembly shears the ice cubes into pieces, which is the ice-crushing mode.
  • the rotation shaft rotates reversely, the ice-crushing blade assembly only functions to agitate the ice cubes nearby the ice blade and allow the ice cubes to slide out of an outlet of the barrel-shaped container, which is the ice cube mode.
  • an ice-agitating rod is usually disposed on the rotation shaft and driven by the rotation shaft to rotate to prevent the ice cubes in the ice barrel from adhering together.
  • An object of the present invention is to provide an ice-crushing device and a refrigerator, so that use of the ice-crushing device and the refrigerator is made more reliable.
  • an ice-crushing device comprising:
  • the ice-crushing module comprises a housing, the ice blade shaft is disposed in the housing, the ice storage box comprises an ice storage portion forming an ice storage cavity, and an extension wall extending from one side of the ice storage portion to the bottom, and the housing is fixed on the extension wall.
  • the first transmission unit comprises a first gear driven by the motor
  • the second transmission unit comprises a second gear meshing with the first gear
  • the first gear drives the movable ice blades to rotate relative to the stationary ice blades
  • the second gear drives the ice-agitating rod to rotate.
  • the first transmission unit further comprises a rotating bucket fixed relative to the first gear, the rotating bucket is disposed in the housing of the ice-crushing module, the movable ice blades are fixed relative to the rotating bucket, the rotating bucket is provided two openings radially opposite to each other, and the rotating bucket rotates to a position where the two openings correspond to the ice outlet so that the ice gets out.
  • the second transmission unit further comprises a turntable disposed on the ice storage box, the turntable is fixed concentrically with the second gear, and the ice-agitating rod is eccentrically connected to the turntable.
  • a recess is formed on the outer side of the ice storage box, and the second gear is accommodated in the recess.
  • the ice-crushing device further comprises a gear cover covering outer sides of the first gear and the second gear, and the gear cover is connected to the ice storage box and the ice-crushing module.
  • the housing is provided with an ice inlet butted with the ice outlet, a guide groove is provided on an outer side of the ice outlet, a guide block is provided on the outer side of the ice inlet, and the guide block is caught in the guide groove.
  • a baffle is further provided outside the ice outlet, and the ice-crushing module abuts against the baffle.
  • an embodiment of the present invention provides a refrigerator, wherein the refrigerator comprises a cabinet, a door body for opening or closing the cabinet, and the ice-crushing device according to any of the above embodiments, the ice-crushing device being disposed at the cabinet or door body.
  • An advantageous effect of the present invention as compared with the prior art lies in that in the technical solution of the present invention, since the rotation axis for crushing ice cubes and the rotation axis for agitating ice cubes are arranged separate, the ice cubes may be effectively agitated and prevented from adhesion, thereby making the use of the ice-crushing device more reliable.
  • a first preferred embodiment provided by the present invention discloses a refrigerator.
  • the refrigerator comprises a cabinet (not shown) and a door body (not shown) for opening or closing the cabinet.
  • the cabinet defines a storage compartment.
  • the number and structure of storage compartments can be configured according to different needs.
  • the storage compartment usually comprises a refrigerating chamber and a freezing chamber.
  • the refrigerator further comprises an ice-crushing device 100, which is disposed at the cabinet or the door body.
  • the ice-crushing device 100 comprises an ice storage box 10, an ice-crushing module 30 provided at a bottom of the ice storage box, and a driving mechanism 50 provided on a side of the ice-crushing module 30.
  • the ice-crushing module 30 comprises an ice blade shaft 31 and several movable ice blades 311 and several stationary ice blades mounted on the ice blade shaft 31.
  • the bottom of the ice storage box 10 is provided with an ice outlet 111.
  • the ice-crushing module 30 is communicated with the ice storage box 10 through the ice outlet 111.
  • Ice cubes fall through the ice outlet 111 into the ice-crushing module 30, the movable ice blades 311 rotate relative to the stationary ice blades 312 to crush the ice cubes and discharge the crushed ice or directly discharge the ice cube.
  • the driving mechanism 50 is at least used to drive the movable ice blades 311 to rotate relative to the stationary ice blades 312.
  • the driving mechanism 50 comprises an ice-delivering motor (not shown), and a first transmission unit and a second transmission unit driven by the ice-delivering motor.
  • An ice-agitating rod 13 is disposed in the ice storage box 10, the first transmission unit drives the movable ice blades 311 to rotate relative to the stationary ice blades 312, the second transmission unit drives the ice-agitating rod 13 to rotate, and a rotation axis of the first transmission unit and a rotation axis of the second transmission unit are arranged non-co-axially, and arranged parallel in the present embodiment.
  • the separate arrangement of the ice-agitating rod 13 and the ice blade shaft 31 facilitates sufficient agitation of the ice cubes and thereby prevent the ice cubes from adhering.
  • the ice storage box 10 is roughly in the shape of a rectangular parallelepiped, and comprises an ice storage portion forming an ice storage cavity 11 and an extension wall 12 extending from one side of the ice storage portion to the bottom.
  • the extension wall 12 may be a hollow structure with a front layer and rear layer.
  • the ice-crushing module 30 comprises a housing 32, the ice blade shaft 31, the movable ice blades 311 and the stationary ice blades 312 are all arranged in the housing 32, and the housing 32 is fixed on the extension wall 12.
  • the ice-crushing module 30 is located under the ice storage box 10, and it may be arranged with its periphery not exceeding an outer contour of the ice storage box 10, which facilitates the installation of the ice-crushing device 30 in the refrigerator.
  • the housing 32 of the ice-crushing module 30 is fixed on the extension wall 12 of the ice storage box 10 by screw connection, the extension wall 12 is provided with a pillar, a screw hole is provided on the pillar, a positioning protrusion protrudes out of the outer side of the housing 32, and the screw passes through the positioning protrusion and extends into the screw hole to fix the housing 32 to the extension wall 12.
  • the first transmission unit comprises a first gear 501 driven by the ice-crushing motor
  • the second transmission unit comprises a second gear 502 meshing with the first gear 501
  • the first gear 501 drives the movable ice blades 311 to rotate relative to the stationary ice blades 312
  • the second gear 502 drives the ice-agitating rod 13 to rotate.
  • the number of teeth of the first gear 501 is greater than the number of teeth of the second gear 502, so that the rotation speed of the second gear 502 is greater than the rotation speed of the first gear 501, thereby increasing the ice-agitating speed and preventing the ice cubes from adhering.
  • the first transmission unit further comprises a rotating bucket 35 fixed relative to the first gear 501, the rotating bucket 35 is disposed in the housing 32 of the ice-crushing module 30, the movable ice blades 311 are fixed relative to the rotating bucket 35, the rotating bucket 35 is provided two openings 351 radially opposite to each other, and the rotating bucket 35 rotates to a position where the two openings 351 correspond to the ice outlet 111 so that the ice gets out. That is to say, the movable ice blades 311 are driven by the rotating bucket 35 to rotate, and the ice blade shaft 31 and the stationary ice blades 312 are all fixed relative to the housing 32.
  • An edge of an end face of the first gear 501 is provided with a plurality of grooves at an interval, and an edge of the rotating barrel 35 is provided with a plurality of protrusions 352 matching the plurality of grooves.
  • the protrusions 352 are inserted into the grooves so that the rotating bucket 35 is fixed to the first gear 501.
  • the other edge of the rotating bucket 35 may be rotatably supported on a backing plate 34 arranged in the housing 32 to avoid rotational wear between the rotating bucket 35 and the housing 32.
  • a circumferential wall of the rotating bucket 35 is provided with two catch grooves 353. Certainly, one catch groove may be provided.
  • the movable ice blade 311 is caught in the catch groove 353 so that the movable ice blade 311 is fixed relative to the rotating bucket 35.
  • the movable ice blade 311 is sleeved around the ice blade shaft 31, and is clearance fitted with the ice blade shaft 31 so that the rotation of the movable ice blade 311 does not affect the ice blade shaft 311.
  • the stationary ice blade 312 is fixed relative to the ice blade shaft 31. Under the action of the rotating bucket 35, the movable ice blade 311 is made rotate relative to the stationary ice blade 312.
  • the first gear drives the ice blade shaft to rotate
  • the ice blade shaft drives the movable ice blade to rotate.
  • the toothed side of the movable ice blade 311 rotates relative to the toothed side of the stationary ice blades 312 to crush ice.
  • the toothless side of the movable ice blade 311 rotates relative to the toothless side of the stationary ice blades 312 to directly discharge the ice cubes out of the ice storage box 10 to meet different needs of users. Different functions may be achieved by controlling the ice-delivering motor to rotate forward or reverse.
  • the second transmission unit further comprises a turntable 503 disposed on the ice storage box 10, the turntable 503 is fixed concentrically with the second gear 502, and the ice-agitating rod 13 is eccentrically connected to the turntable 503 to achieve agitation of ice cubes in a larger range.
  • the turntable 503 has a turntable shaft, and the turntable shaft is fixed concentrically with the second gear 502, and the turntable 503 may be disposed in the ice storage cavity 11 to facilitate driving the ice-agitating rod 13 to rotate.
  • a recess 15 is formed on the outer side of the ice storage box 10, and the second gear 502 is accommodated in the recess 15.
  • the recess 15 forms a projection in the ice storage cavity 11, and a circular groove is provided on the projection, and the turntable 503 may be partially accommodated in the circular groove to increase the compactness of the overall structure.
  • the ice-crushing device 100 further comprises a gear cover 52 covering the outer sides of the first gear 501 and the second gear 502, and the gear cover 52 is connected to the ice storage box 10 and the ice-crushing module 30.
  • the gear cover 52 may also be fixed on the outer sides of the ice storage box 10 and the housing 32 of the ice-crushing module 30 by means of screw connection.
  • the housing 32 of the ice-crushing module 30 is provided with an ice inlet 36 butted with the ice outlet 111 of the ice storage box 10, a guide groove 112 is provided on the outer side of the ice outlet 111, a guide block 362 is provided on the outer side of the ice inlet 36, and the guide block 362 is caught in the guide groove 112 to guide the housing 32 of the ice-crushing module 30 to be installed to the bottom of the ice storage box 10.
  • a baffle 113 is further provided outside the ice outlet 111, and the ice-crushing module 30 abuts against the baffle 113 to limit the position of the ice-crushing module 30 upon installation.
  • the driving mechanism 50 comprises the ice-delivering motor (not shown) and a gear transmission mechanism driven by the ice-delivering motor.
  • the driving mechanism may also include other transmission structures, such as a belt transmission mechanism, a chain transmission mechanism, and worm-worm gear.
  • the gear mechanism is not limited to a spur gear, and may also be a helical gear, a herringbone gear, a curved gears, etc.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Production, Working, Storing, Or Distribution Of Ice (AREA)
  • Disintegrating Or Milling (AREA)
EP19860381.3A 2018-09-11 2019-08-15 Eiszerkleinerungsvorrichtung und kühlschrank Active EP3851771B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811056803.3A CN109695982B (zh) 2018-09-11 2018-09-11 碎冰装置及冰箱
PCT/CN2019/100726 WO2020052403A1 (zh) 2018-09-11 2019-08-15 碎冰装置及冰箱

Publications (3)

Publication Number Publication Date
EP3851771A1 true EP3851771A1 (de) 2021-07-21
EP3851771A4 EP3851771A4 (de) 2021-11-10
EP3851771B1 EP3851771B1 (de) 2024-05-01

Family

ID=66230058

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19860381.3A Active EP3851771B1 (de) 2018-09-11 2019-08-15 Eiszerkleinerungsvorrichtung und kühlschrank

Country Status (4)

Country Link
EP (1) EP3851771B1 (de)
CN (1) CN109695982B (de)
AU (1) AU2019338513B2 (de)
WO (1) WO2020052403A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109695982B (zh) * 2018-09-11 2020-08-28 海尔智家股份有限公司 碎冰装置及冰箱
CN113739469A (zh) * 2021-09-24 2021-12-03 Tcl家用电器（合肥）有限公司 制冰装置及冰箱

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5147545B2 (ja) * 2008-05-30 2013-02-20 日立アプライアンス株式会社 冷蔵庫
US8438868B2 (en) * 2009-09-03 2013-05-14 Lg Electronics Inc. Refrigerator
US20110120152A1 (en) * 2009-11-23 2011-05-26 Arun Madhav Talegaonkar Method and apparatus for crushing ice within a refrigerator
KR101392927B1 (ko) * 2011-10-17 2014-05-14 포항공과대학교 산학협력단 얼음엉김 해제기능을 갖는 아이스버킷 및 이를 구비한 냉장고
CN103575012B (zh) * 2012-08-10 2015-08-19 泰州乐金电子冷机有限公司 间歇式制冰机碎冰装置
KR101555755B1 (ko) * 2013-11-21 2015-09-25 동부대우전자 주식회사 아이스 빈 및 이를 이용한 얼음 분쇄 방법
KR101555756B1 (ko) * 2013-11-21 2015-09-25 동부대우전자 주식회사 아이스 빈 및 이를 이용한 얼음 이송 방법
KR101658553B1 (ko) * 2015-01-22 2016-09-21 엘지전자 주식회사 냉장고
KR101798550B1 (ko) * 2016-04-12 2017-11-17 동부대우전자 주식회사 얼음 분리 성능이 개선된 아이스 빈 및 그 아이스 빈이 구비된 냉장고
KR101798547B1 (ko) * 2016-04-12 2017-11-17 동부대우전자 주식회사 얼음 분리 성능이 개선된 아이스 빈 및 그 아이스 빈이 구비된 냉장고
CN108444161B (zh) * 2018-02-02 2021-07-16 青岛海尔股份有限公司 碎冰模块及具有该碎冰模块的冰箱
CN109695982B (zh) * 2018-09-11 2020-08-28 海尔智家股份有限公司 碎冰装置及冰箱

Also Published As

Publication number Publication date
AU2019338513A1 (en) 2021-03-11
CN109695982A (zh) 2019-04-30
AU2019338513B2 (en) 2022-05-19
WO2020052403A1 (zh) 2020-03-19
EP3851771A4 (de) 2021-11-10
EP3851771B1 (de) 2024-05-01
CN109695982B (zh) 2020-08-28

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