WO2021082751A1 - 蒸发器倾斜设置的冰箱 - Google Patents
蒸发器倾斜设置的冰箱 Download PDFInfo
- Publication number
- WO2021082751A1 WO2021082751A1 PCT/CN2020/114257 CN2020114257W WO2021082751A1 WO 2021082751 A1 WO2021082751 A1 WO 2021082751A1 CN 2020114257 W CN2020114257 W CN 2020114257W WO 2021082751 A1 WO2021082751 A1 WO 2021082751A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- evaporator
- cooling chamber
- refrigerator
- compartment
- water receiving
- Prior art date
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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- 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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/067—Evaporator fan units
Definitions
- the present invention relates to the technical field of refrigeration and freezing devices, in particular to a refrigerator.
- the freezer compartment is generally located at the lower part of the refrigerator, the cooling compartment is located at the rear of the outdoor side of the freezer compartment, and the compressor compartment is located behind the freezer compartment.
- the freezer compartment needs to give way to the compressor compartment, which makes the freezer compartment unusually shaped. Limit the depth of the freezer compartment.
- An object of the present invention is to provide a refrigerator with large effective compartment volume, simple box structure, and easy foaming.
- a further object of the present invention is to provide a refrigerator with convenient drainage.
- the present invention provides a refrigerator including:
- a box body defining a cooling chamber located below and at least one storage compartment located above the cooling chamber;
- the evaporator is arranged in the cooling chamber and is configured to cool the airflow entering the cooling chamber to form a cooling airflow; wherein the bottom wall of the cooling chamber below the evaporator is formed with a water receiving pan for receiving the defrosting water generated by the evaporator, and The upper surface of the water receiving tray forms a slope structure, and the evaporator is arranged on the water receiving tray obliquely.
- a drain port is provided at the lower end of the slope structure of the water receiving pan.
- the water receiving tray is formed by slanting the bottom wall of the cooling chamber downwards from front to back, and the drain port is close to the compressor compartment of the refrigerator.
- the included angle between the water tray and the horizontal plane is 3°-45°.
- the refrigerator further includes: at least one air supply fan configured to promote air flow in the cooling chamber, and located upstream and/or downstream of the evaporator on the air flow path.
- at least one air supply fan configured to promote air flow in the cooling chamber, and located upstream and/or downstream of the evaporator on the air flow path.
- the blower is configured to be located downstream of the evaporator on the air flow path.
- the bottom wall of the cooling chamber below the blower is formed with an inclined section
- a drainage port is provided at the junction of the inclined section and the water receiving tray.
- the evaporator is arranged obliquely on the water receiving tray in the shape of a flat cube as a whole, and is configured such that the long side of the cross section is parallel to the rear wall of the box body, and the short side is perpendicular to the rear wall of the box body.
- At least one air return port communicating with at least one storage compartment is formed on the front side of the cooling chamber
- the refrigerator also includes: a supply air duct, the return air flow from the storage compartment enters the cooling chamber through the return air opening for cooling, and the cooling air flows into the storage compartment through the supply air duct.
- the at least one storage compartment includes: a freezing compartment located above the cooling compartment;
- the air supply duct is formed on the rear wall of the freezer compartment, the return air flow from the freezer compartment enters the cooling chamber through the return air port and is cooled by the evaporator, and the cooling air flow flows into the freezer compartment through the air supply duct.
- the refrigerator of the present invention increases the effective volume of the compartment due to the bottom of the evaporator; the bottom wall of the cooling chamber below the evaporator is formed with a water receiving pan with a slope structure on the upper surface, and the evaporator is arranged on the water receiving pan obliquely ,
- the water receiving tray receives the defrosting water generated by the evaporator, so that the defrosting water can be discharged in time, and the structure of the water receiving tray is simple to make the box easy to foam.
- the evaporator can be inclined to reduce the overall height of the cooling chamber. Further increase the effective volume of the compartment.
- the drain pan of the refrigerator of the present invention is formed by slanting the bottom wall of the cooling chamber from front to back downwards.
- the drain port is close to the compressor compartment of the refrigerator, which shortens the distance between the drain port and the evaporating dish in the compressor compartment. More convenient.
- the refrigerator of the present invention is provided with an air blower, which can promote the airflow to flow in the cooling chamber.
- Fig. 1 is a side schematic cross-sectional view of a refrigerator according to an embodiment of the present invention.
- Fig. 2 is a schematic cross-sectional view of an embodiment of the cooling chamber of the refrigerator shown in Fig. 1.
- Fig. 3 is a schematic cross-sectional view of another embodiment of the cooling chamber of the refrigerator shown in Fig. 1.
- Fig. 4 is a schematic cross-sectional view of still another embodiment of the cooling chamber of the refrigerator shown in Fig. 1.
- Fig. 5 is a schematic bottom view of the refrigerator shown in Fig. 1.
- FIG. 1 is a side schematic cross-sectional view of a refrigerator 100 according to an embodiment of the present invention.
- FIG. 2 is a schematic cross-sectional view of an embodiment of the cooling chamber 150 of the refrigerator 100 shown in FIG. 1.
- Fig. 3 is a schematic cross-sectional view of another embodiment of the cooling chamber 150 of the refrigerator 100 shown in Fig. 1.
- 4 is a schematic cross-sectional view of still another embodiment of the cooling chamber 150 of the refrigerator 100 shown in FIG. 1.
- the directions or positional relationships indicated by "front”, “rear”, “upper”, “lower”, “left”, “right”, etc. are based on the direction referenced by the refrigerator 100, as shown in Figures 1 and 2 The direction indicated in.
- the refrigerator 100 of the embodiment of the present invention may generally include a box body 110 and an evaporator 200.
- the box body 110 includes a shell and a storage liner arranged inside the shell. The space between the shell and the storage liner is filled with heat preservation Material (forming a foam layer), and a storage compartment is defined in the storage liner.
- the box body 110 has a top wall, a left side wall 112, a right side wall 113, and a rear wall 111, and defines a cooling chamber 150 below and at least one storage compartment above the cooling chamber 150.
- the evaporator 200 is disposed in the cooling chamber 150 and is configured to cool the airflow entering the cooling chamber 150 to form a cooling airflow.
- the bottom wall of the cooling chamber 150 below the evaporator 200 is formed with a water receiving pan 300 for receiving the defrosting water generated by the evaporator 200, and the upper surface of the water receiving pan 300 forms a slope structure, and the evaporator 200 is arranged obliquely to the water receiving 300 on the disk.
- the refrigerator 100 of the present invention increases the effective volume of the compartment by placing the evaporator 200 at the bottom; the bottom wall of the cooling chamber 150 below the evaporator 200 is formed with a water receiving pan 300 with a slope structure on the upper surface, and the evaporator 200 is inclined Set on the water receiving tray 300, the water receiving tray 300 receives the defrosting water generated by the evaporator 200, so that the defrosting water can be discharged in time, and the structure of the water receiving tray 300 is simple so that the box body 110 is easy to foam, and the evaporator
- the inclined arrangement of 200 can reduce the overall height of the cooling chamber 150, and further increase the effective volume of the compartment.
- a drainage port 301 is provided at the lower end of the slope structure of the water receiving tray 300.
- the water receiving tray 300 is formed by slanting the bottom wall of the cooling chamber 150 downwards from front to back, and the drain 301 is close to the compressor compartment 400 of the refrigerator 100.
- the drain pan 300 of the refrigerator 100 of the present invention is formed by slanting the bottom wall of the cooling chamber 150 from front to back downwards.
- the drain 301 is close to the compressor compartment 400 of the refrigerator 100, which shortens the difference between the drain 301 and the evaporating dish in the compressor compartment 400. The distance between the two, the drainage is more convenient.
- the angle between the water tray 300 and the horizontal plane is 3°-45°, for example, 6°, 8°, 10°, 30°, 40°.
- the refrigerator 100 further includes: at least one blower 145 configured to promote air flow in the cooling chamber 150 and located upstream and/or downstream of the evaporator 200 on the air flow path.
- the refrigerator 100 of the present invention is provided with a blower 145 to promote airflow to flow in the cooling chamber 150.
- the air supply fan 145 is configured to be located downstream of the evaporator 200 on the air flow path, and the air outlet is in communication with the air supply duct 144, wherein: as shown in Figure 2
- the blowing fan 145 is a centrifugal fan 1451.
- the blowing fan 145 is a cross flow fan 1452.
- the blowing fan 145 is an axial fan 1453.
- an inclined section 160 is formed on the bottom wall of the cooling chamber 150 below the air blower 145; a drainage port 301 is provided at the junction of the inclined section 160 and the water receiving tray 300.
- the air supply fan 145 is arranged on the inclined section 160 to avoid the influence of defrosting water on the air supply fan 145.
- the air supply fan 145 has a special design structure to reduce wind loss and ensure air supply efficiency.
- the evaporator 200 is arranged obliquely on the water receiving tray 300 in the shape of a flat cube as a whole, and is configured such that the long side of the cross section is parallel to the rear wall 111 of the box body 110, and the short side is parallel to the rear wall of the box body 110. 111 vertical.
- the evaporator 200 has a coil 201 and a plurality of fins 202 passing through the coil 201; the coil 201 has a plurality of first sections 211 arranged in parallel and adjacent first sections 211 The second section 212 connected to the section 211, the coil 201 has a reciprocating bending shape, and a cavity through which the refrigerant flows is formed therethrough; the fins 202 are arranged perpendicular to the first section 211, and the adjacent fins The fins 202 define air flow channels between them.
- the bold arrow in FIG. 2 shows the flow direction of the airflow in the evaporator 200.
- the front side of the cooling chamber 150 is formed with at least one air return port 151 communicating with at least one storage compartment.
- the air return port 151 is schematically shown.
- the refrigerator 100 also includes: a supply air duct 144, the air outlet of the air supply fan 145 is connected to the supply air duct 144; the return air flow of the storage compartment enters the cooling chamber 150 through the return air opening 151 for cooling, and the cooling air flow passes through the air supply duct 144.
- the air duct 144 flows into the storage compartment.
- the refrigerator 100 of the present invention will be described in detail below with reference to FIG. 1.
- the evaporator provided in the cooling chamber 150 is shown with reference numeral 200, and the evaporator not provided in the cooling chamber 150 is used to form a cooling airflow into the storage compartment.
- Name and number such as refrigerated evaporator 125.
- the refrigerator 100 generally includes a box body 110, a first door body 127, a second door body 133, a first freezer door body 141, a second freezer door body 142, and a refrigerating air supply. Fan 124, refrigerating evaporator 125, evaporator 200, and blower 145.
- the cabinet 110 of the refrigerator 100 defines a cooling chamber 150, and an evaporator 200 is provided in the cooling chamber 150.
- the storage compartment includes: a refrigerating compartment 120, a temperature-variable compartment 130, and a freezing compartment 140 arranged in order from top to bottom. The freezing compartment 140 is located above the cooling compartment 150.
- a first door 127 is provided on the front side of the refrigerating compartment 120 to open or close the refrigerating compartment 120.
- a plurality of partitions 126 are arranged inside the refrigerating compartment 120 to divide the refrigerating compartment 120 into several parts, and a refrigerating drawer 122 is also arranged under the lowest partition 126.
- a refrigerating air duct 123 is formed at the rear wall 111 of the refrigerating compartment 120.
- the refrigerating air duct 123 has a refrigerating air outlet communicating with the refrigerating compartment 120, and a refrigerating air blower 124 and a refrigerating evaporator 125 are provided in the refrigerating air duct 123.
- a temperature-variable drawer 131 is provided in the temperature-variable compartment 130, and a second door 133 is provided on the front side to open or close the temperature-variable compartment 130.
- the rear wall 111 of the temperature-variable compartment 130 communicates with the refrigerating air duct 123, and a temperature-variable air door 132 is provided in between.
- the temperature-variable air door 132 opens at a certain angle when it is necessary to deliver cooling airflow into the temperature-variable compartment 130.
- the freezer compartment 140 is provided with a first freezer door body 141 and a second freezer door body 142 on the front side thereof, and a freezer drawer 143 is defined inside. At least one air return port 151 communicating with the freezing compartment 140 is formed on the front side of the cooling chamber 150.
- the rear wall 111 of the box body 110 of the freezing compartment 140 is formed with an air supply duct 144 communicating with the cooling compartment 150 and the freezing compartment 140, so that the return air flow of the freezing compartment 140 enters the cooling compartment 150 through the return air opening 151
- the cooling air is cooled by the evaporator 200, and the cooling air flows into the freezing compartment 140 through the air duct 144.
- the temperature of the refrigerating compartment 120 is generally between 2°C and 10°C, preferably between 4°C and 7°C.
- the temperature range of the freezer compartment 140 is generally -22°C to -14°C.
- the temperature-variable compartment 130 can be adjusted to -18°C to 8°C at will.
- the optimal storage temperature for different types of items is different, and the suitable storage locations are also different.
- vegetable foods are suitable to be stored in the refrigerating compartment 120
- meat foods are suitable to be stored in the freezer compartment 140.
- the airflow cooled by the evaporator 200 can also be provided to the refrigerating compartment 120 and/or the temperature-variable compartment 130, and the air supply ducts of several of them need to be modified accordingly.
- the bottom end of the refrigerating air duct 123 is communicated with the top end of the air duct 144, and a damper is provided at the connection to control the flow of airflow.
- the bottom wall of the cooling chamber 150 below the evaporator 200 is inclined downward from the front to the back to form a water receiving tray 300.
- the angle between the water tray 300 and the horizontal plane is, for example, 6°.
- the evaporator 200 is arranged obliquely on the water receiving tray 300 in the shape of a flat cube as a whole, and has a coil 201 and a plurality of fins 202 passing through the coil 201; the coil 201 has a plurality of first sections 211 arranged in parallel And the second section 212 connecting the adjacent first section 211; the fins 202 are arranged perpendicular to the first section 211, and air flow channels are defined between the adjacent fins 202.
- the first section 211 of the evaporator 200 is parallel to the rear wall 111, and the fin 202 is perpendicular to the rear wall 111. More preferably, the length L of the long side of the rectangle of the cross section of the evaporator 200 is 1.5-2.0 times the length W of the short side, such as 1.5 times, 1.7 times, or 2.0 times, as shown in FIG. 3.
- the air blowing fan 145 is configured to be located downstream of the evaporator 200 on the air flow path, the air outlet is in communication with the air blowing duct 144, and the bottom wall of the cooling chamber 150 below the air blowing fan 145 is formed with an inclined section 160, the inclined area A drainage port 301 is provided at the junction of the section 160 and the water receiving tray 300.
- the angle between the inclined section 160 and the horizontal plane is, for example, 45°.
- FIG. 5 is a schematic bottom view of the refrigerator 100 according to an embodiment of the present invention.
- the bottom of the cabinet 110 of the refrigerator 100 of the embodiment of the present invention defines a compressor cabin 400, and the compressor cabin 400 is located behind the cooling chamber 150, so that the compressor cabin 400 is located under the freezer compartment 140 as a whole. As before, the freezer compartment 140 is not used. Then give way to the compressor cabin 400 to ensure the depth of the freezer compartment 140, which is convenient for placing large and difficult-to-divide items.
- the refrigeration system of the refrigerator 100 is a compression refrigeration system, which includes a compressor 401, a heat dissipation fan, and a condenser.
- the cooling fan can be an axial fan.
- the compressor 401, the heat dissipation fan and the condenser are arranged in the compressor cabin 400 at intervals along the transverse direction.
- the back wall 111 of the compressor cabin 400 completes the circulation of the heat dissipation airflow.
- the other is to provide ventilation holes in the front wall and the rear wall 111 of the compressor cabin 400 to form a heat dissipation circulating air path in the front and rear directions.
- the present invention proposes to define a bottom air inlet 402 adjacent to the condenser and a bottom air outlet 403 adjacent to the compressor 401 arranged horizontally on the bottom wall of the box 110, so that the heat dissipation airflow is completed at the bottom of the refrigerator 100 Circulation, there is no need to increase the distance between the rear wall 111 of the box 110 and the cabinet. While reducing the space occupied by the refrigerator 100, it can ensure good heat dissipation of the compressor cabin 400, which fundamentally solves the pain point of the inability to balance the heat dissipation and space occupation of the compressor cabin 400 of the embedded refrigerator 100, which is of particular significance. .
- the heat dissipation fan is configured to cause the ambient air around the bottom air inlet 402 to enter the compressor cabin 400 from the bottom air inlet 402, pass through the condenser and the compressor 401 in turn, and then flow from the bottom air outlet 403 to the external environment to prevent the compressor 401 And the condenser for heat dissipation.
- the four corners of the bottom wall of the box body 110 may also be provided with support rollers. The box body 110 is placed on the support surface through the four support rollers, so that the bottom wall of the box body 110 and the support surface form a certain space.
- the refrigerator 100 of the embodiment of the present invention increases the effective volume of the compartment due to the bottom of the evaporator 200; the bottom wall of the cooling chamber 150 below the evaporator 200 is formed with a water receiving tray 300 with a slope structure on the upper surface, and the evaporator 200 is arranged obliquely on the water receiving tray 300.
- the water receiving tray 300 receives the defrosting water generated by the evaporator 200, so that the defrosting water can be discharged in time.
- the simple structure of the water receiving tray 300 makes the box body 110 easy to foam, and at the same time
- the inclined arrangement of the evaporator 200 can reduce the overall height of the cooling chamber 150 and further increase the effective volume of the compartment.
- the water receiving pan 300 of the refrigerator 100 in the embodiment of the present invention is formed by the bottom wall of the cooling chamber 150 inclined from front to back downwards.
- the drain port 301 is close to the compressor compartment 400 of the refrigerator 100, which shortens the drain port 301 and the compressor compartment 400. The distance between the inner evaporating dishes makes drainage more convenient.
- the refrigerator 100 of the embodiment of the present invention is provided with a blower 145 to encourage airflow to flow in the cooling chamber 150.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Removal Of Water From Condensation And Defrosting (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
Description
Claims (10)
- 一种冰箱,包括:箱体,其内限定有位于下方的冷却室和位于所述冷却室上方的至少一个储物间室;和蒸发器,设置于所述冷却室内,配置成冷却进入所述冷却室内的气流,以形成冷却气流;其中所述蒸发器下方的所述冷却室的底壁形成有接水盘,用于承接所述蒸发器产生的化霜水,且所述接水盘的上表面形成斜坡结构,所述蒸发器倾斜设置于所述接水盘上。
- 根据权利要求1所述的冰箱,其中,所述接水盘的斜坡结构的低部末端设置有排水口。
- 根据权利要求2所述的冰箱,其中,所述接水盘是所述冷却室的底壁自前向后向下倾斜形成,所述排水口靠近所述冰箱的压机舱。
- 根据权利要求3所述的冰箱,其中,所述接水盘与水平面的夹角角度为3°-45°。
- 根据权利要求3所述的冰箱,还包括:至少一个送风风机,配置为促使气流在所述冷却室内流动,在气流流动路径上位于所述蒸发器的上游和/或下游。
- 根据权利要求5所述的冰箱,其中,所述送风风机配置成:在气流流动路径上位于所述蒸发器的下游。
- 根据权利要求6所述的冰箱,其中,所述送风风机下方的所述冷却室的底壁形成有倾斜区段;所述倾斜区段与所述接水盘的相接处设置所述排水口。
- 根据权利要求1所述的冰箱,其中,所述蒸发器整体呈扁平立方体状倾斜设置于所述接水盘上,并配置成横截面的长边与所述箱体的后壁平行,短边与所述箱体的后壁垂直。
- 根据权利要求8所述的冰箱,其中,所述冷却室的前侧形成有与至少一个所述储物间室连通的至少一个回风口;所述冰箱还包括:送风风道,所述储物间室的回风气流经所述回风口进入所述冷却室中进行冷却,所述冷却气流经所述送风风道流入所述储物间 室。
- 根据权利要求9所述的冰箱,其中,所述至少一个储物间室包括:位于所述冷却室上方的冷冻间室;所述送风风道形成于所述冷冻间室的后壁,所述冷冻间室的所述回风气流经所述回风口进入所述冷却室中由所述蒸发器进行冷却,所述冷却气流经所述送风风道流入所述冷冻间室。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/772,899 US20220373245A1 (en) | 2019-11-01 | 2020-09-09 | Refrigerator with obliquely arranged evaporator |
AU2020373770A AU2020373770B2 (en) | 2019-11-01 | 2020-09-09 | Refrigerator with obliquely arranged evaporator |
EP20882878.0A EP4006458B1 (en) | 2019-11-01 | 2020-09-09 | Refrigerator with obliquely arranged evaporator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921870610.1U CN212778123U (zh) | 2019-11-01 | 2019-11-01 | 蒸发器倾斜设置的冰箱 |
CN201921870610.1 | 2019-11-01 |
Publications (1)
Publication Number | Publication Date |
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WO2021082751A1 true WO2021082751A1 (zh) | 2021-05-06 |
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ID=75025976
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PCT/CN2020/114257 WO2021082751A1 (zh) | 2019-11-01 | 2020-09-09 | 蒸发器倾斜设置的冰箱 |
Country Status (5)
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US (1) | US20220373245A1 (zh) |
EP (1) | EP4006458B1 (zh) |
CN (1) | CN212778123U (zh) |
AU (1) | AU2020373770B2 (zh) |
WO (1) | WO2021082751A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111904219A (zh) * | 2020-08-31 | 2020-11-10 | 浙江星星冷链集成股份有限公司 | 制冷效果好的冷冻展示柜 |
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CN208817797U (zh) * | 2018-04-13 | 2019-05-03 | 青岛海尔股份有限公司 | 冰箱 |
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2019
- 2019-11-01 CN CN201921870610.1U patent/CN212778123U/zh active Active
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2020
- 2020-09-09 EP EP20882878.0A patent/EP4006458B1/en active Active
- 2020-09-09 AU AU2020373770A patent/AU2020373770B2/en active Active
- 2020-09-09 WO PCT/CN2020/114257 patent/WO2021082751A1/zh unknown
- 2020-09-09 US US17/772,899 patent/US20220373245A1/en active Pending
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CN212778123U (zh) | 2021-03-23 |
AU2020373770A1 (en) | 2022-03-31 |
EP4006458A1 (en) | 2022-06-01 |
US20220373245A1 (en) | 2022-11-24 |
EP4006458B1 (en) | 2023-06-07 |
EP4006458A4 (en) | 2022-09-14 |
AU2020373770B2 (en) | 2023-05-18 |
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