CN113899147A - Refrigerator and defrosting water treatment device thereof - Google Patents

Refrigerator and defrosting water treatment device thereof Download PDF

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Publication number
CN113899147A
CN113899147A CN202111328122.XA CN202111328122A CN113899147A CN 113899147 A CN113899147 A CN 113899147A CN 202111328122 A CN202111328122 A CN 202111328122A CN 113899147 A CN113899147 A CN 113899147A
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CN
China
Prior art keywords
water
water receiving
receiving area
defrosting
refrigerator
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.)
Pending
Application number
CN202111328122.XA
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Chinese (zh)
Inventor
梁星
王文明
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
Priority to CN202111328122.XA priority Critical patent/CN113899147A/en
Publication of CN113899147A publication Critical patent/CN113899147A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/14Collecting or removing condensed and defrost water; Drip trays
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/005Mounting of control devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2321/00Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
    • F25D2321/14Collecting condense or defrost water; Removing condense or defrost water
    • F25D2321/141Removal by evaporation
    • F25D2321/1413Removal by evaporation using heat from electric elements or using an electric field for enhancing removal
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2321/00Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
    • F25D2321/14Collecting condense or defrost water; Removing condense or defrost water
    • F25D2321/144Collecting condense or defrost water; Removing condense or defrost water characterised by the construction of drip water collection pans
    • F25D2321/1441Collecting condense or defrost water; Removing condense or defrost water characterised by the construction of drip water collection pans inside a refrigerator

Abstract

The invention provides a refrigerator and a defrosting water treatment device thereof, wherein the defrosting water treatment device comprises: the water receiving tray is internally divided into a first water receiving area and a second water receiving area, the first water receiving area is provided with a first heating device, and the second water receiving area is provided with a second heating device; the lower end of the drain pipe is arranged in the first water receiving area and directly drains water to the first water receiving area; the water level detection device is configured to detect the water level height of the defrosted water in the first water receiving area; a controller configured to cause the first heating device and the second heating device to be independently controlled to be turned on according to the water level height. The invention has the advantages that the lower end of the drain pipe can be sealed, the frosting of the evaporator can be reduced, and the energy loss can be reduced.

Description

Refrigerator and defrosting water treatment device thereof
Technical Field
The invention relates to the technical field of refrigerators, in particular to a refrigerator and a defrosting water treatment device thereof.
Background
At present, a freezing fan is generally arranged at the upper part of an evaporator of an air-cooled refrigerator and used for circulating cold air so as to convey cold energy to a storage chamber and maintain the internal temperature of the storage chamber. The lower part of the evaporator is provided with a drain pipe which is used for draining the defrosting water generated in the refrigerator into a water pan outside the refrigerator. Because there is the space between the delivery port of drain pipe and the water collector, at freezing fan's operation in-process, will have some outside air to creep into the drain pipe and get into inside the box from the space, aggravate evaporimeter frosting and energy loss.
Disclosure of Invention
An object of the first aspect of the present invention is to seal the lower end of the drain pipe to reduce the frost formation of the evaporator and to reduce the energy consumption.
It is a further object of the first aspect of the present invention to connect the second heating pipe to the compressor and the condenser of the refrigerator.
An object of a second aspect of the present invention is to provide a refrigerator.
Particularly, according to a first aspect of the present invention, there is provided a defrosting water treatment apparatus for a refrigerator, comprising:
the water receiving tray is internally divided into a first water receiving area and a second water receiving area, the first water receiving area is provided with a first heating device, and the second water receiving area is provided with a second heating device;
the lower end of the drain pipe is arranged in the first water receiving area and directly drains water to the first water receiving area;
the water level detection device is configured to detect the water level height of the defrosting water in the first water receiving area;
a controller configured to independently control the first heating means and the second heating means to be turned on according to the water level height.
Furthermore, the first heating device is a first heating pipe, the second heating device is a second heating pipe, and the first heating pipe and the second heating pipe are arranged in the water receiving tray in an S shape.
Furthermore, an electromagnetic valve is arranged between the compressor and the condenser of the refrigerator, and the electromagnetic valve is provided with a first outlet and a second outlet;
the water inlet end of the first heating pipe is communicated with a first outlet of the electromagnetic valve, the water inlet end of the second heating pipe is respectively communicated with the water outlet end of the first heating pipe and a second outlet of the electromagnetic valve, and the water outlet end of the second heating pipe is communicated with the condenser.
Furthermore, a partition plate is arranged in the water receiving tray and divides a first water receiving area and a second water receiving area in the water receiving tray;
the height of division board is less than the height of water collector, and the upper edge of division board is higher than the lower extreme of drain pipe for the water level height of defrosting water in first water receiving district can overflow to second water receiving district after the division board.
Furthermore, the ratio of the height of the partition plate to the height of the water receiving tray is 1: 1.5-1: 2.
Further, the partition plate is disposed adjacent to the drain pipe such that the area of the first water receiving area is smaller than the area of the second water receiving area.
Furthermore, the area of the first water receiving area and the area of the second water receiving area are 1: 1.5-1: 2.
Furthermore, the division plate and the water pan are of an integrated structure.
Furthermore, a water accumulation groove is arranged in the water receiving tray and protrudes upwards out of the bottom of the water receiving tray, so that the lower end of the drain pipe extends into the water accumulation groove.
According to a second aspect of the invention, the invention provides a refrigerator, which comprises a box body, wherein any one of the defrosting water treatment devices is arranged in the box body.
According to the defrosting water treatment device for the refrigerator, the water receiving disc is divided into the first water receiving area and the second water receiving area, and defrosting water can be directly discharged into the first water receiving area through the drain pipe. The water level detection device can detect the water level height of the defrosting water in the first water receiving area, when the water level height is higher, the defrosting water is indicated to overflow from the first water receiving area to the second water receiving area, and at the moment, the controller can control the first heating device and the second heating device to be simultaneously started to evaporate the defrosting water. When the water level height is lower, it is not many to explain the water yield of the defrosting water in the first water receiving area, at this moment, need control first heating device through the controller and stop heating to guarantee to leave a certain amount of defrosting water in the first water receiving area, seal the lower extreme of drain pipe with utilizing the defrosting water, prevent at the in-process of freezing fan operation, the external air creeps into the drain pipe from the gap between drain pipe and the water collector, reduced the frosting of evaporimeter, be favorable to practicing thrift the energy consumption.
Furthermore, according to the defrosting water treatment device for the refrigerator provided by the embodiment of the invention, the electromagnetic valve is arranged between the compressor and the condenser of the refrigerator, and the electromagnetic valve is provided with the first outlet and the second outlet. The water inlet end of the first heating pipe is communicated with a first outlet of the electromagnetic valve, the water inlet end of the second heating pipe is respectively communicated with the water outlet end of the first heating pipe and a second outlet of the electromagnetic valve, and the water outlet end of the second heating pipe is communicated with the condenser. Therefore, when defrosting water exists in the second water receiving area, the second heating pipe can evaporate the defrosting water, and when defrosting water does not exist in the second water receiving area, the second heating pipe can play a role in connecting the compressor and the condenser.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a structural schematic diagram of a refrigerating system of a refrigerator according to an embodiment of the present invention;
fig. 2 is a sectional view of a defrosting water treatment apparatus for a refrigerator according to one embodiment of the present invention;
fig. 3 is a plan view of a defrosting water treatment apparatus for a refrigerator according to one embodiment of the present invention;
fig. 4 is a schematic structural block diagram of a refrigerator according to one embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The refrigerator 10 may generally include a cabinet having one or more storage compartments formed therein, which may be configured as a refrigerated storage compartment, a frozen storage compartment, a variable temperature storage compartment, and the like, depending on a refrigeration temperature. Specifically, the number, functions, layout modes and the like of the storage compartments can be configured according to requirements.
Fig. 1 is a schematic structural diagram of a refrigeration system of a refrigerator 10 according to an embodiment of the present invention. The refrigerator 10 of the embodiment of the present invention is an air-cooled refrigerator 10, and a refrigeration system thereof is implemented by using a compression refrigeration cycle, and the refrigeration system generally includes: the compressor 110, the condenser 120, the evaporator 130, and the connection line 140 may further include a dry filter 150, a capillary tube 160, and the like. Since the refrigeration system of the refrigerator 10 is well known to those skilled in the art, the connection relationship between the components and the operation principle thereof will not be described in detail herein.
In the prior art, a freezing fan 170 is generally disposed on the upper portion of the evaporator 130 of the air-cooled refrigerator 10 for circulating air-cooling to deliver cooling energy to the storage compartment to maintain the internal temperature of the storage compartment. A drain pipe 220 is provided at a lower portion of the evaporator 130 to drain the defrosted water generated inside the refrigerator 10 into the water tray 210 outside the refrigerator 10. Because a gap exists between the water outlet of the water discharge pipe 220 and the water pan 210, during the operation of the refrigeration fan 170, a part of the external air enters the water discharge pipe 220 from the gap and enters the inside of the box body, which aggravates the frosting and energy loss of the evaporator 130.
Referring to fig. 2 and 3, to solve the above problems, an embodiment of the present invention provides a defrosting water treatment apparatus for a refrigerator 10, which includes at least: a water receiving tray 210, a water discharge pipe 220, a water level detecting device 230, and a controller 240. The water receiving tray 210 is separated into a first water receiving area 211 and a second water receiving area 212, the first water receiving area 211 is provided with a first heating device, and the second water receiving area 212 is provided with a second heating device. The lower end of the drain pipe 220 is disposed in the first water receiving area 211 to directly drain water to the first water receiving area 211. The water level detecting means 230 is configured to detect a water level height of the defrosted water in the first water receiving area 211. The controller 240 is configured to cause the first heating means and the second heating means to be controlled to be independently turned on according to the water level height.
In the defrosting water treatment apparatus for a refrigerator 10 according to the embodiment of the present invention, the water receiving tray 210 is partitioned into the first water receiving area 211 and the second water receiving area 212, and the defrosting water is directly discharged into the first water receiving area 211 through the drain pipe 220. The water level detecting device 230 may detect a water level of the defrosting water in the first water receiving area 211, and when the water level is higher, it indicates that the defrosting water has overflowed from the first water receiving area 211 to the second water receiving area 212, and at this time, the controller 240 may control the first heating device and the second heating device to be simultaneously turned on to evaporate the defrosting water. When the water level is low, it is indicated that the amount of the defrosting water in the first water receiving area 211 is not large, at this time, the controller 240 is required to control the first heating device to stop heating, so as to ensure that a certain amount of defrosting water is left in the first water receiving area 211, so as to seal the lower end of the drain pipe 220 by using the defrosting water, and prevent the external air from entering the drain pipe 220 from a gap between the drain pipe 220 and the water receiving tray 210 during the operation of the refrigeration fan 170, thereby reducing the frosting of the evaporator 130 and being beneficial to saving energy consumption.
Referring to fig. 3, the first heating device may be a first heating pipe 250, the second heating device may be a second heating pipe 260, and the first heating pipe 250 and the second heating pipe 260 are arranged in an S-shape in the water tray 210. The arrangement mode can increase the contact area of the first heating pipe 250 and the second heating pipe 260 and the defrosting water, and is beneficial to improving the evaporation speed of the defrosting water.
Referring back to fig. 1, in a preferred embodiment, a solenoid valve 180 is disposed between the compressor 110 and the condenser 120 of the refrigerator 10, the solenoid valve 180 having a first outlet and a second outlet. The water inlet end of the first heating pipe 250 is communicated with the first outlet of the electromagnetic valve 180, the water inlet end of the second heating pipe 260 is respectively communicated with the water outlet end of the first heating pipe 250 and the second outlet of the electromagnetic valve 180, and the water outlet end of the second heating pipe 260 is communicated with the condenser 120.
In the evaporation process of the defrosting water, when the defrosting water exists in both the first water receiving area 211 and the second water receiving area 212, the controller 240 controls the first heating pipe 250 and the second heating pipe 260 to operate simultaneously, so as to evaporate the defrosting water. When the defrosting water in the first water receiving area 211 is low and the defrosting water in the second water receiving area 212 is not available, the controller 240 controls the first heating pipe 250 to stop working and controls the second heating pipe 260 to work, and at this time, the second heating pipe 260 only functions to connect the compressor 110 and the condenser 120.
Referring to fig. 4, in a specific embodiment, the water level detecting device 230 may be a liquid level sensor disposed on an outer wall of the water tray 210 at the first water receiving area 211 side. The water level detecting device 230, the first heating pipe 250, and the second heating pipe 260 are all connected to the controller 240. When the water level detecting device 230 detects that the water level of the defrosted water is higher than the partition plate 213, a first detection signal is generated, and the controller 240 controls the first heating pipe 250 and the second heating pipe 260 to operate simultaneously after receiving the first detection signal. When the water level detecting device 230 detects that the water level of the defrosted water is only 2cm to 3cm higher than the lower end of the drain pipe 220, a second detection signal is generated, and the controller 240 controls the first heating pipe 250 to stop working and only controls the second heating pipe 260 to work after receiving the second detection signal.
Referring to fig. 2, a partition plate 213 is provided in the water-receiving tray 210, and the partition plate 213 partitions the first water-receiving area 211 and the second water-receiving area 212 from above in the water-receiving tray 210. The height of the partition plate 213 is lower than that of the water-receiving tray 210, and the upper edge of the partition plate 213 is higher than the lower end of the water discharge pipe 220, so that the defrosted water can overflow to the second water-receiving area 212 after the water level of the first water-receiving area 211 exceeds the height of the partition plate 213. When the water level detecting device 230 detects that the water level of the first water receiving area 211 exceeds the height of the partition plate 213, it can be said that there is much defrosting water, and the defrosting water is required to evaporate by simultaneously turning on the first heating device and the second heating device after overflowing from the first water receiving area 211 to the second water receiving area 212.
In the present embodiment, the water receiving tray 210 has a box shape with an open top, and the partition plate 213 is provided in the water receiving tray 210 along the width direction of the water receiving tray 210. Specifically, the ratio of the height of the partition plate 213 to the height of the water receiving tray 210 may be 1:1.5 to 1:2, so as to avoid that the height of the partition plate 213 is too low, and thus, after the first water receiving area 211 is filled with less defrosting water, the defrosting water begins to overflow to the second water receiving area 212.
The partition plate 213 should be disposed adjacent to the drain pipe 220 such that the area of the first water receiving region 211 is smaller than that of the second water receiving region 212. By designing the area of the first water receiving area 211 to be small, it is possible to form a high water level height in the first water receiving area 211 when the defrosting water is discharged into the first water receiving area 211, thereby effectively sealing the lower end of the drain pipe 220.
Preferably, the area of the first water receiving area 211 and the area of the second water receiving area 212 may be 1:1.5 to 1: 2.
In some embodiments, the divider 213 may be an integral structure with the drip tray 210. The joint strength of integral type structure is better, and easily machine-shaping can improve the structural stability of water collector 210, improves water collector 210's life.
In other embodiments, the divider 213 may be a separate structure from the drip tray 210. For example, slots are formed in both sides and the bottom of the water tray 210, and the partition plate 213 is inserted into the slots, so that the insertion seams can be sealed if necessary.
Referring to fig. 2, a water collection tank 214 is disposed in the water receiving tray 210, and the water collection tank 214 protrudes upward from the bottom of the water receiving tray 210, so that the lower end of the drain pipe 220 extends into the water collection tank 214. Thus, even if less defrosting water is formed inside the refrigerator 10, the defrosting water can flow out of the water collecting groove 214 through the drain pipe 220 to seal the lower end of the drain pipe 220, thereby effectively preventing the external air from entering the refrigerator 10 from the gap between the drain pipe 220 and the water pan 210.
According to any one or a combination of multiple optional embodiments, the embodiment of the present invention can achieve the following beneficial effects:
in the defrosting water treatment apparatus for a refrigerator 10 according to the embodiment of the present invention, the water receiving tray 210 is partitioned into the first water receiving area 211 and the second water receiving area 212, and the defrosting water is directly discharged into the first water receiving area 211 through the drain pipe 220. The water level detecting device 230 may detect a water level of the defrosting water in the first water receiving area 211, and when the water level is higher, it indicates that the defrosting water has overflowed from the first water receiving area 211 to the second water receiving area 212, and at this time, the controller 240 may control the first heating device and the second heating device to be simultaneously turned on to evaporate the defrosting water. When the water level is low, it is indicated that the amount of the defrosting water in the first water receiving area 211 is not large, at this time, the controller 240 is required to control the first heating device to stop heating, so as to ensure that a certain amount of defrosting water is left in the first water receiving area 211, so as to seal the lower end of the drain pipe 220 by using the defrosting water, and prevent the external air from entering the drain pipe 220 from a gap between the drain pipe 220 and the water receiving tray 210 during the operation of the refrigeration fan 170, thereby reducing the frosting of the evaporator 130 and being beneficial to saving energy consumption.
Further, in the defrosting water treatment apparatus for the refrigerator 10 according to the embodiment of the present invention, the electromagnetic valve 180 is disposed between the compressor 110 and the condenser 120 of the refrigerator 10, and the electromagnetic valve 180 has a first outlet and a second outlet. The water inlet end of the first heating pipe 250 is communicated with the first outlet of the electromagnetic valve 180, the water inlet end of the second heating pipe 260 is respectively communicated with the water outlet end of the first heating pipe 250 and the second outlet of the electromagnetic valve 180, and the water outlet end of the second heating pipe 260 is communicated with the condenser 120. In this way, when there is defrosting water in the second water receiving area 212, the second heating pipe 260 may evaporate the defrosting water, and when there is no defrosting water in the second water receiving area 212, the second heating pipe 260 may function to connect the compressor 110 and the condenser 120.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.

Claims (10)

1. A defrosting water treatment apparatus for a refrigerator, comprising:
the water receiving tray is internally divided into a first water receiving area and a second water receiving area, the first water receiving area is provided with a first heating device, and the second water receiving area is provided with a second heating device;
the lower end of the drain pipe is arranged in the first water receiving area and directly drains water to the first water receiving area;
the water level detection device is configured to detect the water level height of the defrosted water in the first water receiving area;
a controller configured to cause the first heating device and the second heating device to be independently controlled to be turned on according to the water level height.
2. The defrosting water treatment apparatus for a refrigerator according to claim 1, wherein,
the first heating device is a first heating pipe, the second heating device is a second heating pipe, and the first heating pipe and the second heating pipe are arranged in the water receiving tray in an S shape.
3. The defrosting water treatment device for a refrigerator according to claim 2, wherein a solenoid valve is provided between a compressor and a condenser of the refrigerator, the solenoid valve having a first outlet and a second outlet;
the water inlet end of the first heating pipe is communicated with the first outlet of the electromagnetic valve, the water inlet end of the second heating pipe is communicated with the water outlet end of the first heating pipe and the second outlet of the electromagnetic valve respectively, and the water outlet end of the second heating pipe is communicated with the condenser.
4. The defrosting water treatment apparatus for a refrigerator according to claim 1, wherein,
a partition plate is arranged in the water receiving tray and divides the first water receiving area and the second water receiving area in the water receiving tray;
the height of the partition plate is lower than that of the water receiving tray, and the upper edge of the partition plate is higher than the lower end of the drain pipe, so that the defrosting water can overflow to the second water receiving area after the water level of the defrosting water in the first water receiving area exceeds the height of the partition plate.
5. The defrosting water treatment apparatus for a refrigerator according to claim 4, wherein,
the ratio of the height of the partition plate to the height of the water receiving tray is 1: 1.5-1: 2.
6. The defrosting water treatment apparatus for a refrigerator according to claim 4, wherein,
the partition plate is disposed adjacent to the drain pipe such that the area of the first water receiving area is smaller than the area of the second water receiving area.
7. The defrosting water treatment apparatus for a refrigerator according to claim 6, wherein,
the area of the first water receiving area and the area of the second water receiving area are 1: 1.5-1: 2.
8. The defrosting water treatment apparatus for a refrigerator according to claim 4, wherein,
the division plate and the water receiving tray are of an integrated structure.
9. The defrosting water treatment apparatus for a refrigerator according to claim 1, wherein,
a water accumulating groove is formed in the water receiving tray and protrudes upwards from the bottom of the water receiving tray, so that the lower end of the drain pipe extends into the water accumulating groove.
10. A refrigerator comprising a cabinet provided with the defrosting water treatment apparatus according to any one of claims 1 to 9 therein.
CN202111328122.XA 2021-11-10 2021-11-10 Refrigerator and defrosting water treatment device thereof Pending CN113899147A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN115289771A (en) * 2022-07-28 2022-11-04 长虹美菱股份有限公司 Water pan auxiliary heating control method for refrigerator and refrigerator

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Publication number Priority date Publication date Assignee Title
JPH0741373U (en) * 1993-12-21 1995-07-21 株式会社富士通ゼネラル Electric refrigerator
JPH0894238A (en) * 1994-09-28 1996-04-12 Sanyo Electric Co Ltd Vaporization apparatus
JPH1194443A (en) * 1997-07-30 1999-04-09 Daewoo Electron Co Ltd Evaporator for drain, produced by defrosting of refrigerator
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JP2012083057A (en) * 2010-10-14 2012-04-26 Sharp Corp Refrigerator
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CN210832667U (en) * 2019-08-28 2020-06-23 青岛海尔电冰箱有限公司 Refrigerator with a door
CN210832692U (en) * 2019-09-12 2020-06-23 青岛海尔电冰箱有限公司 Refrigerator with drain pipe
CN214223526U (en) * 2020-12-17 2021-09-17 泰州市翔顺动力机械有限公司 Drain pipe for refrigerator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115289771A (en) * 2022-07-28 2022-11-04 长虹美菱股份有限公司 Water pan auxiliary heating control method for refrigerator and refrigerator

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Application publication date: 20220107