CN108955061B - Embedded air purification type refrigerator - Google Patents
Embedded air purification type refrigerator Download PDFInfo
- Publication number
- CN108955061B CN108955061B CN201810905592.XA CN201810905592A CN108955061B CN 108955061 B CN108955061 B CN 108955061B CN 201810905592 A CN201810905592 A CN 201810905592A CN 108955061 B CN108955061 B CN 108955061B
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- Prior art keywords
- fixedly connected
- side wall
- air
- refrigerator
- fixed box
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Classifications
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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
- F25D23/00—General constructional features
- F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
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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
- F25D17/042—Air treating means within refrigerated spaces
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/041—Treating air flowing to refrigeration compartments by purification
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/041—Treating air flowing to refrigeration compartments by purification
- F25D2317/0417—Treating air flowing to refrigeration compartments by purification using an UV-lamp
Abstract
The invention discloses an embedded air purification type refrigerator, which comprises a refrigerator body and a fixed box, wherein the fixed box is fixedly connected to the upper end of the refrigerator body, the upper end of the fixed box is provided with a cleaning hole, the inner side wall of the cleaning hole is hinged with one end of a cover plate, the other end of the cover plate is clamped at the upper end of the fixed box through a buckle, the air inlet and a first filter screen are added to achieve the effects of cooling air flow and discharging dust, and the whole incoming air is dust-free air through the matching of filter cloth and first active carbon. The bacteria in the air are removed by adding ultraviolet lamp for irradiation sterilization, photocatalyst for catalyzing and releasing negative oxygen ions, and filtering of the bacteria filtering film. The discharged air is free from pollution by adding the absorption frame and the second activated carbon.
Description
Technical Field
The invention relates to the technical field of refrigerators, in particular to an embedded air purification type refrigerator.
Background
When the refrigerator is used, some dishes and some fresh fruits stored in the refrigerating chamber give out different tastes, and taint taste can appear after a long time, so that the taste of food is influenced, breeding of some bacteria can be caused, gas in the refrigerator cannot be purified well by the conventional refrigerator, and therefore the sterile and odorless effect is achieved, and the embedded air purification type refrigerator is provided.
Disclosure of Invention
The invention aims to solve the defect of poor purification effect of the refrigerator in the prior art, and provides an embedded air purification type refrigerator.
In order to achieve the purpose, the invention adopts the following technical scheme:
an embedded air purification type refrigerator is designed, and comprises a refrigerator body and a fixed box, wherein the fixed box is fixedly connected to the upper end of the refrigerator body, the upper end of the fixed box is provided with a cleaning hole, one end of a cover plate is hinged to the inner side wall of the cleaning hole, and the other end of the cover plate is clamped at the upper end of the fixed box through a buckle;
the side walls of the fixed boxes, which are far away from each other, are respectively provided with an airflow hole, the inner side wall of one of the airflow holes is fixedly connected with an air inlet, the inner side wall of the air inlet is fixedly connected with a first filter screen, the inner side wall of the fixed box is fixedly connected with a fixed block, the fixed block is provided with an installation cavity, the installation cavity of the fixed block is communicated with the air inlet, the inner side wall of the installation cavity is fixedly connected with filter cloth, the filter cloth and the upper side wall of the installation cavity form a filling cavity, the filling cavity is filled with first active carbon, the middle part of the fixed box is fixedly connected with a first partition plate, the fixed box is divided into an air inlet chamber and an air outlet chamber by the first partition plate, the lower end of the fixed box is connected with a connecting frame, the inner bottom wall of the connecting frame is fixedly connected with a second partition plate, the side wall of the connecting frame is, one of them the output fixedly connected with third bull stick of motor one end, the other end fixedly connected with second flabellum of third bull stick, another the output fixedly connected with second bull stick of motor one end, the second bull stick is located fixedly connected with third flabellum on the lateral wall in the link, the circulation hole has all been seted up to the interior diapire that the fixed case is located directly over second flabellum and the third flabellum.
Preferably, the lower end of the cover plate is fixedly connected with a plurality of ultraviolet lamps.
Preferably, the side wall of the fixed block is fixedly connected with a photocatalyst plate.
Preferably, the upper end of the photocatalyst plate is provided with a wave-shaped structure.
Preferably, the other end of second bull stick runs through in fixed case and installing frame and the arrival installing frame in proper order, installing frame fixed connection is on the lateral wall of first baffle, the one end fixedly connected with second bevel gear that the second bull stick is located the installing frame, second bevel gear meshing is connected with first bevel gear, fixed grafting has first bull stick on the first bevel gear, the one end of first bull stick is rotated and is connected on the lateral wall of first baffle, the other end activity of first bull stick runs through the fixed block and arrives in the installing chamber, the one end fixedly connected with first flabellum that first bull stick is located the installing chamber.
Preferably, one end of a connecting pipe is fixedly connected to the inner side wall of the airflow hole communicated with the air outlet chamber, and a second filter screen is fixedly connected to the inner side wall of one end, far away from the first partition plate, of the connecting pipe.
Preferably, the fixed box is movably inserted with an absorption frame at the upper end of the air outlet chamber, the side wall of the absorption frame is provided with an air guide hole, the side wall of the absorption frame is abutted against the other end of the connecting pipe, the connecting pipe is communicated with the air guide hole at one side of the absorption frame, and the absorption frame is filled with second activated carbon.
Preferably, the side wall of the connecting frame is fixedly connected with a connecting plate.
Preferably, the upper end fixedly connected with of connecting plate strains the fungus membrane for a plurality of, and a plurality of strains the fungus membrane and be the equidistance and distribute, strain the fungus membrane activity and cup joint on first bull stick.
The embedded air purification type refrigerator provided by the invention has the beneficial effects that:
1. through adding air inlet and first filter screen, play the air current cooling, and go out the effect of dirt, the cooperation of rethread filter cloth and first active carbon for whole air of coming in is dustless air.
2. The bacteria in the air are removed by adding ultraviolet lamp for irradiation sterilization, photocatalyst for catalyzing and releasing negative oxygen ions, and filtering of the bacteria filtering film.
3. The discharged air is free from pollution by adding the absorption frame and the second activated carbon.
Drawings
Fig. 1 is an appearance schematic diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is an enlarged view of a part of the structure of the present invention.
In the figure: 1-a refrigerator body, 2-a fixed box, 3-a first filter screen, 4-an air inlet, 5-a fixed block, 6-a filter cloth, 7-a first activated carbon, 8-an installation frame, 9-a first rotating rod, 10-a first fan blade, 11-a first bevel gear, 12-a second bevel gear, 13-an ultraviolet lamp, 14-a cover plate, 15-a photocatalyst plate, 16-a buckle, 17-a motor, 18-a second rotating rod, 19-a first clapboard, 20-a second clapboard, 21-a connecting frame, 22-a third rotating rod, 23-a second fan blade, 24-a third fan blade, 25-an absorption frame, 26-a second activated carbon, 27-a connecting pipe, 28-a bacterial filtering membrane and 29-a second filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an embedded air purification type refrigerator comprises a refrigerator body 1 and a fixed box 2, wherein the fixed box 2 is fixedly connected to the upper end of the refrigerator body 1, the upper end of the fixed box 2 is provided with a cleaning hole, the inner side wall of the cleaning hole is hinged with one end of a cover plate 14, the other end of the cover plate 14 is clamped at the upper end of the fixed box 2 through a buckle, and the cleaning hole can facilitate the cover plate 14 to be opened for cleaning;
the far-away side walls of the fixed box 2 are respectively provided with an airflow hole, the inner side wall of one airflow hole is fixedly connected with an air inlet 4, the inner side wall of the air inlet 4 is fixedly connected with a first filter screen 3, the inner side wall of the fixed box 2 is fixedly connected with a fixed block 5, the fixed block 5 is provided with an installation cavity, the installation cavity of the fixed block 5 is communicated with the air inlet 4, the inner side wall of the installation cavity is fixedly connected with a filter cloth 6, the filter cloth 6 and the upper side wall of the installation cavity form a filling cavity, the filling cavity is filled with first active carbon 7, the middle part of the fixed box 2 is fixedly connected with a first partition plate 19, the fixed box 2 is divided into an air inlet chamber and an air outlet chamber by the first partition plate 19, the lower end of the fixed box 2 is connected with a connecting frame 21, the inner bottom wall of the connecting frame 21 is fixedly connected with a second partition plate 20, the side wall of, one of them motor 17's output end fixedly connected with third bull stick 22's one end, third bull stick 22's other end fixedly connected with second flabellum 23, another motor 17's output end fixedly connected with second bull stick 18's one end, motor 17, a series circuit is constituteed jointly to switch and external power source, second bull stick 18 is located fixedly connected with third flabellum 24 on the lateral wall in the link frame 21, the opening has all been seted up to the interior diapire directly over second flabellum 23 and third flabellum 24 to stationary box 2, the air current filters filtration of rethread filter cloth 6 and first active carbon 7 through first filter screen 3, get rid of the dust in the air.
The other end of the second rotating rod 18 penetrates through the fixing box 2 and the mounting frame 8 in sequence and arrives at the mounting frame 8, the mounting frame 8 is fixedly connected to the side wall of the first partition plate 19, one end of the second rotating rod 18, located at the mounting frame 8, of the second bevel gear 12 is in meshed connection with the first bevel gear 11, the first rotating rod 9 is fixedly inserted into the first bevel gear 11, one end of the first rotating rod 9 is rotatably connected to the side wall of the first partition plate 19, the other end of the first rotating rod 9 movably penetrates through the fixing block 5 and arrives at the mounting cavity, one end of the first rotating rod 9, located at the mounting cavity, of the first fan blade 10 is in fixedly connected with the first fan blade 10, the first fan blade 10 can well bring in external air flow, and the situation that the first filter screen 3 is blocked due to overlong service time is prevented, and the entering air flow is.
With the one end of fixedly connected with connecting pipe 27 on the communicating air current hole's of air outlet chamber inside wall, fixedly connected with second filter screen 29 on the one end inside wall that first baffle 19 was kept away from to connecting pipe 27, the activity of the upper end that the proof box 2 lies in air outlet chamber is pegged graft and is had absorption frame 25, the air guide hole has been seted up on the lateral wall of absorption frame 25, the lateral wall of absorption frame 25 is inconsistent with the other end of connecting pipe 27, and the air guide hole of connecting pipe 27 and absorption frame 25 one side communicates with each other, it has second active carbon 26 to absorb frame 25 intussuseption, fixedly connected with connecting plate on the lateral wall of.
A plurality of ultraviolet lamps 13 of the lower extreme fixedly connected with of apron 14, fixed connection has photocatalyst plate 15 on the lateral wall of fixed block 5, wave structure has been seted up to photocatalyst plate 15 upper end, a plurality of fungus membrane 28 of straining of the upper end fixedly connected with of connecting plate, and a plurality of fungus membrane 28 of straining are the equidistance and distribute, strain the activity of fungus membrane 28 and cup joint on first pivot 9, under ultraviolet irradiation, make air electric power, release negative oxygen ion, the wave structure on the photocatalyst plate 15 reaches and slows down the air current speed of marcing simultaneously, make the time that the air current stops longer, the time of ultraviolet irradiation is just longer like this, reach fine bactericidal effect.
The working principle is as follows: when the switch is turned on, the two motors 17 are started, the first fan blade 10 and the third fan blade 24 continuously suck outside fresh air into the refrigerator body 1, and the second fan blade 23 continuously exhausts the air in the refrigerator body 1, so that airflow circulation is formed, the air in the refrigerator body 1 is continuously updated, and the taint of odor in the refrigerator body 1 is prevented and some unpleasant odor is removed;
air enters from the air inlet 4, dust in the air is filtered through the first filter screen 3, and the air inlet 4 is of a horn-shaped structure, so that the pressure of the entering air is changed, the purpose of cooling is achieved, and the temperature of the air entering the refrigerator can not be the same as the room temperature, so that the energy-saving effect is achieved; meanwhile, gas entering the mounting cavity is filtered by the filter cloth 6, dust which is not removed in the air is filtered again, then the gas adsorbs harmful substances in the air by the first active carbon 7, then the air flow comes out of the filling cavity and is irradiated by the ultraviolet lamp 13 to achieve a sterilization effect, meanwhile, the air passes above the photocatalyst plate 15 and is irradiated by ultraviolet rays to promote air electric power and release negative oxygen ions, meanwhile, the wave-shaped structure on the photocatalyst plate 15 slows down the advancing speed of the air flow, so that the retention time of the air flow is longer, the ultraviolet irradiation time is longer, and a good sterilization effect is achieved;
the air through ultraviolet irradiation reaches fine dust removal degerming effect at the filtration through straining fungus membrane 28, then the gas in refrigerator body 1 is discharged after going out air chamber and absorption frame 25, through the absorption of second active carbon 26, with the gas that has the peculiar smell in the refrigerator body 1 remove the flavor to reach fine purification refrigerator body 1 internal gas's effect.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. An embedded air purification type refrigerator comprises a refrigerator body (1) and a fixed box (2), wherein the fixed box (2) is fixedly connected to the upper end of the refrigerator body (1), a cleaning hole is formed in the upper end of the fixed box (2), one end of a cover plate (14) is hinged to the inner side wall of the cleaning hole, and the other end of the cover plate (14) is clamped to the upper end of the fixed box (2) through a buckle;
the method is characterized in that: the air flow holes are formed in the far side walls of the fixed boxes (2), one of the air flow holes is fixedly connected with an air inlet (4) on the inner side wall, a first filter screen (3) is fixedly connected on the inner side wall of the air inlet (4), a fixed block (5) is fixedly connected on the inner side wall of the fixed box (2), an installation cavity is formed in the fixed block (5), the installation cavity of the fixed block (5) is communicated with the air inlet (4), a filter cloth (6) is fixedly connected on the inner side wall of the installation cavity, the filter cloth (6) and the side wall above the installation cavity form a filling cavity, a first activated carbon (7) is filled in the filling cavity, a first partition plate (19) is fixedly connected to the middle of the fixed box (2), the fixed box (2) is divided into an air inlet chamber and an air outlet chamber by the first partition plate (19), and a connecting frame (21) is connected to the lower end of the, fixedly connected with second baffle (20) on the interior diapire of connecting frame (21), open on the lateral wall of connecting frame (21) and have two air current holes, symmetrical connection has two motors (17) on the interior diapire of connecting frame (21), one of them the output fixedly connected with third bull stick (22) of motor (17) one end, the other end fixedly connected with second flabellum (23) of third bull stick (22), another the output fixedly connected with second bull stick (18)'s of motor (17) one end, fixedly connected with third flabellum (24) on second bull stick (18) are located the lateral wall in connecting frame (21), circulation hole has all been seted up to the interior diapire that fixed box (2) are located directly over second flabellum (23) and third flabellum (24).
2. The refrigerator of claim 1, wherein: the lower end of the cover plate (14) is fixedly connected with a plurality of ultraviolet lamps (13).
3. The refrigerator of claim 1, wherein: and a photocatalyst plate (15) is fixedly connected to the side wall of the fixed block (5).
4. The refrigerator of claim 3, wherein: the upper end of the photocatalyst plate (15) is provided with a wave-shaped structure.
5. The refrigerator of claim 1, wherein: the other end of second bull stick (18) runs through in proper order fixed box (2) and installing frame (8) and reachs installing frame (8), installing frame (8) fixed connection is on the lateral wall of first baffle (19), one end fixedly connected with second bevel gear (12) that second bull stick (18) are located installing frame (8), second bevel gear (12) meshing is connected with first bevel gear (11), fixed grafting has first bull stick (9) on first bevel gear (11), the one end of first bull stick (9) is rotated and is connected on the lateral wall of first baffle (19), the other end activity of first bull stick (9) runs through fixed block (5) and reachs the installing chamber, one end fixedly connected with first flabellum (10) that first bull stick (9) are located the installing chamber.
6. The refrigerator of claim 1, wherein: one end of a connecting pipe (27) is fixedly connected to the inner side wall of the airflow hole communicated with the air outlet chamber, and a second filter screen (29) is fixedly connected to the inner side wall of one end, far away from the first partition plate (19), of the connecting pipe (27).
7. The refrigerator of claim 6, wherein: the upper end of the air outlet chamber of the fixed box (2) is movably inserted with an absorption frame (25), the side wall of the absorption frame (25) is provided with an air guide hole, the side wall of the absorption frame (25) is abutted to the other end of the connecting pipe (27), the connecting pipe (27) is communicated with the air guide hole on one side of the absorption frame (25), and the absorption frame (25) is filled with second activated carbon (26).
8. The refrigerator of claim 1, wherein: the side wall of the connecting frame (21) is fixedly connected with a connecting plate.
9. The refrigerator of claim 8, wherein: the upper end fixedly connected with of connecting plate strains fungus membrane (28) a plurality of, and a plurality of strains fungus membrane (28) and be the equidistance and distribute, strain fungus membrane (28) activity and cup joint on first bull stick (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810905592.XA CN108955061B (en) | 2018-08-10 | 2018-08-10 | Embedded air purification type refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810905592.XA CN108955061B (en) | 2018-08-10 | 2018-08-10 | Embedded air purification type refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108955061A CN108955061A (en) | 2018-12-07 |
| CN108955061B true CN108955061B (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810905592.XA Active CN108955061B (en) | 2018-08-10 | 2018-08-10 | Embedded air purification type refrigerator |
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| Country | Link |
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| CN (1) | CN108955061B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111569605B (en) * | 2020-05-20 | 2022-03-29 | 绥阳县华丰电器有限公司 | Combined multi-stage purifying filter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091438U (en) * | 1991-01-12 | 1991-12-25 | 王平 | Air conditioner refrigerator |
| CN2100588U (en) * | 1991-09-19 | 1992-04-01 | 李春泥 | Refrigerator in combination with a air conditioner |
| KR20060019661A (en) * | 2004-08-28 | 2006-03-06 | 엘지전자 주식회사 | Refrigerator equipment air cleaner assembly |
| CN106091185A (en) * | 2016-05-30 | 2016-11-09 | 合肥华凌股份有限公司 | A kind of sustainable fresh-keeping and purify the refrigerator of air |
| CN206469578U (en) * | 2017-01-12 | 2017-09-05 | 南京创维家用电器有限公司 | A kind of refrigerator with air cleaning unit |
| CN107940869A (en) * | 2017-10-30 | 2018-04-20 | 无锡源代码科技有限公司 | A kind of tridimensional circulation type refrigerator air cleaning unit |
-
2018
- 2018-08-10 CN CN201810905592.XA patent/CN108955061B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091438U (en) * | 1991-01-12 | 1991-12-25 | 王平 | Air conditioner refrigerator |
| CN2100588U (en) * | 1991-09-19 | 1992-04-01 | 李春泥 | Refrigerator in combination with a air conditioner |
| KR20060019661A (en) * | 2004-08-28 | 2006-03-06 | 엘지전자 주식회사 | Refrigerator equipment air cleaner assembly |
| CN106091185A (en) * | 2016-05-30 | 2016-11-09 | 合肥华凌股份有限公司 | A kind of sustainable fresh-keeping and purify the refrigerator of air |
| CN206469578U (en) * | 2017-01-12 | 2017-09-05 | 南京创维家用电器有限公司 | A kind of refrigerator with air cleaning unit |
| CN107940869A (en) * | 2017-10-30 | 2018-04-20 | 无锡源代码科技有限公司 | A kind of tridimensional circulation type refrigerator air cleaning unit |
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| CN108955061A (en) | 2018-12-07 |
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