CN114061231A - Air duct structure and refrigerator - Google Patents
Air duct structure and refrigerator Download PDFInfo
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- CN114061231A CN114061231A CN202111258359.5A CN202111258359A CN114061231A CN 114061231 A CN114061231 A CN 114061231A CN 202111258359 A CN202111258359 A CN 202111258359A CN 114061231 A CN114061231 A CN 114061231A
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- return
- air duct
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- 238000007710 freezing Methods 0.000 claims abstract description 51
- 230000008014 freezing Effects 0.000 claims abstract description 51
- 230000001954 sterilising effect Effects 0.000 claims description 18
- 238000004659 sterilization and disinfection Methods 0.000 claims description 16
- 238000004332 deodorization Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- -1 oxygen anion Chemical class 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 7
- 238000005034 decoration Methods 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 4
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 description 6
- 230000001877 deodorizing effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 239000004794 expanded polystyrene Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
Images
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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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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
- 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
- F25D17/062—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 in household refrigerators
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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)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention relates to the technical field of refrigerators, and provides an air duct structure and a refrigerator, wherein the air duct structure comprises: the first air duct seat is used for being arranged at the back of the refrigerating chamber and the temperature changing chamber, and a first air supply duct, a second air supply duct, a first air return duct and a second air return duct are arranged on the first air duct seat; the second air duct seat is arranged at the back of the freezing chamber and is provided with a third air return duct and a fourth air return duct; the air supply outlet of the freezing chamber is communicated with a first air supply channel and a second air supply channel through double air doors, the first air supply channel is communicated with the refrigerating chamber, and the second air supply channel is communicated with the temperature-variable chamber; the refrigerating chamber is communicated with a first air return duct, the first air return duct is communicated with a third air return duct, and the third air return duct is communicated with a refrigerating chamber air return opening of the refrigerating chamber; the temperature-changing chamber is communicated with a second air return channel, the second air return channel is communicated with a fourth air return channel, and the fourth air return channel is communicated with a refrigerating chamber air return opening of the refrigerating chamber. The whole circulation structure of the invention is simple, the cost is low, and the assembly is convenient.
Description
Technical Field
The invention relates to the technical field of refrigerators, in particular to an air duct structure and a refrigerator.
Background
With the improvement of living standard of people, the refrigerator becomes an indispensable household appliance in families, generally, the refrigerator comprises a refrigerating chamber, a freezing chamber and a temperature changing chamber, and in order to meet the preservation or preservation requirements of different articles, the refrigerator is also provided with an air duct structure for cold air circulation. However, the air duct in the prior art has a complicated structure.
Disclosure of Invention
The invention aims to provide an air duct structure and a refrigerator, and aims to solve the technical problem that the air duct structure is complex in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that:
in one aspect, the present invention provides an air duct structure for a refrigerator, including:
the first air duct seat is used for being arranged at the back of the refrigerating chamber and the back of the temperature changing chamber, and a first air supply duct, a second air supply duct, a first air return duct and a second air return duct are arranged on the first air duct seat;
the second air duct seat is arranged at the back of the freezing chamber and is provided with a third air return duct and a fourth air return duct;
a freezing chamber air supply outlet of the freezing chamber is communicated with the first air supply channel and the second air supply channel through double air doors, the first air supply channel is communicated with the refrigerating chamber, and the second air supply channel is communicated with the temperature change chamber;
the refrigerating chamber is communicated with the first air return duct, the first air return duct is communicated with the third air return duct, and the third air return duct is communicated with a refrigerating chamber air return opening of the refrigerating chamber;
the temperature changing chamber is communicated with the second air return channel, the second air return channel is communicated with the fourth air return channel, and the fourth air return channel is communicated with a refrigerating chamber air return opening of the refrigerating chamber.
According to the above-mentioned air duct structure, the first supply air duct includes:
the first branch air duct extends to the edge of one side of the first air duct seat, and at least one first branch air duct air outlet is formed in the edge of one side of the first air duct seat of the first branch air duct;
and the second branch air duct extends to the other side edge of the first air duct seat, and at least one second branch air duct air outlet is arranged at the other side edge of the first air duct seat.
According to the air duct structure, the first air return duct is provided with a first air return duct air inlet which is arranged at the edge of the first air duct seat and close to the freezing chamber;
the second air return duct is provided with a second air return duct air outlet, and the second air return duct air outlet is close to the freezing chamber.
According to the air duct structure, the first air supply duct is provided with a first installation position, and the first installation position is used for installing a negative oxygen ion generator;
and/or an ultraviolet lamp air supply duct is arranged on the first air duct base, the first air supply duct is communicated with the ultraviolet lamp air supply duct, the ultraviolet lamp air supply duct is provided with an ultraviolet lamp air supply duct air outlet, a second installation position is arranged at the ultraviolet lamp air supply duct air outlet, and the second installation position is used for installing an ultraviolet lamp sterilization module;
and/or a third installation position is arranged on the first air return channel and used for installing the deodorization and odor purification module.
According to the air duct structure, the first air supply duct is provided with a first air supply duct air outlet, and a first temperature sensing head is arranged at the first air supply duct air outlet;
and/or the second air return duct is provided with a second air return duct air outlet, and one side of the second air return duct air outlet is provided with a second temperature sensing head.
According to the air duct structure, the third air return duct is provided with the splitter plate.
According to the air duct structure, the air duct structure further comprises a third air duct seat, the third air duct seat is arranged above the temperature changing chamber, a third air supply duct is arranged on the third air duct seat, and at least one third air supply duct air outlet is arranged on the third air supply duct.
According to the air channel structure, the air channel structure further comprises a humidifying air door, and the humidifying air door is used for being arranged on the humidifying chamber.
On the other hand, the invention also provides a refrigerator, which comprises the air duct structure; the refrigerator also comprises a freezing chamber, a refrigerating chamber, a temperature-changing chamber and a humidity-regulating chamber, wherein the temperature-changing chamber and the humidity-regulating chamber are arranged side by side, and a vertical partition plate is arranged between the temperature-changing chamber and the humidity-regulating chamber; the refrigerating chamber is arranged above the temperature-changing chamber and the humidity-adjusting chamber, a transverse partition plate is arranged between the refrigerating chamber and the temperature-changing chamber and between the refrigerating chamber and the humidity-adjusting chamber, and the freezing chamber is arranged below the temperature-changing chamber and the humidity-adjusting chamber.
According to the refrigerator, the refrigerator further comprises a negative oxygen ion generator, an ultraviolet lamp sterilization module, a deodorization and odor purification module, a dynamic display screen, a decorating part, a first temperature sensing head and a second temperature sensing head.
The air duct structure and the refrigerator provided by the invention have the beneficial effects that at least:
(1) the air duct structure and the refrigerator provided by the invention have simple air duct structures, the first air supply duct 111 and the second air supply duct 112 are both arranged on the first air duct base 11, the first air return duct 113 and the second air return duct 114 are also arranged on the first air duct base 11, and the third air return duct 121 and the fourth air return duct 122 are arranged on the second air duct base 12, so that when the circulation of the refrigerating chamber 20 and the freezing chamber 40 and the circulation of the temperature changing chamber 30 and the freezing chamber 40 are realized, the whole circulation structure is simple, the cost is low, and the assembly is convenient.
(2) According to the air channel structure and the refrigerator provided by the invention, the refrigerator integrates the freezing chamber 40, the refrigerating chamber 20, the temperature changing chamber 30 and the humidity adjusting chamber 50, the integration level is high, various requirements of users can be met, and the use experience of the users is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a refrigerator according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an air duct structure according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a temperature-changing chamber and a humidity-regulating chamber provided in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first air duct seat according to an embodiment of the present invention;
FIG. 5 is a schematic view of the internal structures of a refrigerating chamber, a temperature-changing chamber and a humidity-adjusting chamber provided in the embodiment of the present invention;
FIG. 6 is a schematic structural view of a third duct base according to an embodiment of the present invention;
fig. 7 is an exploded view of a third duct base according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
100. a refrigerator; 10. an air duct structure; 11. a first duct base; 111. a first air supply duct; 1111. an air inlet of the air supply duct; 1112. a first seal ring; 1113. a first branch duct; 1114. a first branch air duct air outlet; 1115. a second branch air duct; 1116. a second branch air duct air outlet; 1117. a first mounting location; 112. a second air supply duct; 113. a first return air duct; 1131. a first return air duct air inlet; 1132. a third mounting position; 114. a second air return duct; 1141. the air outlet of the second air return duct; 1142. a second seal ring; 115. a double air door; 116. an ultraviolet lamp air supply duct; 1161. an air outlet of the ultraviolet lamp air supply duct; 1162. a second mounting location; 1163. a foam block; 12. a second duct base; 121. a third air return duct; 1211. a flow distribution plate; 122. a fourth air return duct; 13. a third air duct seat; 131. a third air supply duct; 1311. an air outlet of the third air supply duct; 1312. a third branch air duct; 1313. a fourth branch air duct; 1314. an air inlet of a third air supply duct; 1315. a third seal ring; 14. a humidifying air door; 20. a refrigerating chamber; 30. a temperature-variable chamber; 32. a vertical partition plate; 33. a diaphragm plate; 331. a second seal member; 34. a first seal member; 40. a freezing chamber; 41. an air outlet of the freezing chamber; 42. a return air inlet of the freezing chamber; 50. a humidity conditioning chamber; 60. an ultraviolet lamp sterilization module; 70. a second temperature sensing head; 80. a dynamic display screen; 90. and (7) a decorative piece.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
Referring to fig. 2, the present embodiment provides an air duct structure 10 for a refrigerator 100 (see fig. 1), including: the first air duct seat 11 is arranged at the back of the refrigerating chamber 20 and the temperature changing chamber 30, and a first air supply duct 111, a second air supply duct 112, a first air return duct 113 and a second air return duct 114 are arranged on the first air duct seat 11; a second air duct base 12 for being disposed at the back of the freezing chamber 40, wherein a third air return duct 121 and a fourth air return duct 122 are disposed on the second air duct base 12; the freezing chamber air supply outlet 41 of the freezing chamber 40 is communicated with the first air supply duct 111 and the second air supply duct 112 through a double air door 115, the first air supply duct 111 is communicated with the refrigerating chamber 20, and the second air supply duct 112 is communicated with the temperature-changing chamber 30; the refrigerating chamber 20 is communicated with the first air return duct 113, the first air return duct 113 is communicated with the third air return duct 121, and the third air return duct 121 is communicated with the freezing chamber air return opening 42 of the freezing chamber 40; the temperature changing chamber 30 is communicated with the second air return duct 114, the second air return duct 114 is communicated with the fourth air return duct 122, and the fourth air return duct 122 is communicated with the freezer air return opening 42 of the freezer 40. Optionally, the first duct base 11 and the second duct base 12 are made of foam, such as Polystyrene foam (Expanded Polystyrene for EPS).
The working principle of the air duct structure 10 provided by the embodiment is as follows:
in the air duct structure 10 provided in this embodiment, the first air duct 111 and the second air duct 112 are disposed on the first air duct seat 11, the cold air is blown out from the air supply outlet 41 of the freezing chamber 40 and enters the first air duct 111 through the double air doors 115, the cold air enters the refrigerating chamber 20 through the first air duct 111, and after circulating in the refrigerating chamber 20, the cold air returns air from the first air return duct 113 and then enters the third air return duct 121 disposed on the second air duct seat 12, and then enters the freezing chamber 40, so as to form a circulation, and thus, refrigeration of the refrigerating chamber 20 is realized. Meanwhile, the first air duct base 11 is further provided with a second air supply duct 112, cold air is blown out from a freezing chamber air supply outlet 41 of the freezing chamber 40 and controlled to enter the second air supply duct 112 through a double air door 115, the cold air enters the temperature-changing chamber 30 after passing through the second air supply duct 112, after the cold air circulates in the temperature-changing chamber 30, the cold air returns from a second air return duct 114, then enters a fourth air return duct 122 arranged on the second air duct base 12, and then enters the freezing chamber 40 to form a circulation, and the circulation realizes refrigeration of the temperature-changing chamber 30.
The air duct structure 10 provided by the embodiment has the beneficial effects that:
in the air duct structure 10 provided in this embodiment, the first air supply duct 111 and the second air supply duct 112 are both disposed on the first air duct seat 11, the first air return duct 113 and the second air return duct 114 are also disposed on the first air duct seat 11, and the third air return duct 121 and the fourth air return duct 122 are disposed on the second air duct seat 12, when the circulation of the refrigerating chamber 20 and the freezing chamber 40 and the circulation of the temperature changing chamber 30 and the freezing chamber 40 are realized, the whole circulation structure is simple, that is, the whole air duct structure 10 is also simple, the cost is low, and the assembly is convenient.
Optionally, referring to fig. 2, a common air inlet 1111 is disposed at a position of the first air duct 111 and the second air duct 112 corresponding to the air inlet 41 of the freezing chamber, a first sealing ring 1112 is disposed at the air inlet 1111, and the first sealing ring 1112 ensures that the cold air blown from the freezing chamber 40 can effectively enter the first air duct 111 and the second air duct 112.
In a preferred embodiment, with continued reference to fig. 2, the first air duct 111 includes: the first branch air duct 1113, the first branch air duct 1113 extends to an edge of one side of the first air duct base 11, and the first branch air duct 1113 is provided with at least one first branch air duct outlet 1114 at the edge of one side of the first air duct base 11; and a second branch air duct 1115, wherein the second branch air duct 1115 extends to the other side edge of the first air duct base 11, and the second branch air duct 1115 is provided with at least one second branch air duct outlet 1116 at the other side edge of the first air duct base 11.
After the cold air enters the first air supply duct 111, the cold air can enter the first branch air duct 1113 and the second branch air duct 1115; the cool air entering the first branch air duct 1113 enters the refrigerating chamber 20 through the first branch air duct outlet 1114 at one side edge of the first air duct seat 11, that is, the cool air enters the refrigerating chamber 20 from one side edge of the first air duct seat 11. Similarly, the cool air entering the second branch air duct 1115 enters the refrigerating compartment 20 through the second branch air duct outlet 1116 at the other side edge of the first air duct base 11, that is, the cool air enters the refrigerating compartment 20 from the other side edge of the first air duct base 11. Through setting up first branch wind channel 1113 and second branch wind channel 1115 for cold wind can more effective and even entering refrigerating room 20, has improved refrigerating room 20's air supply efficiency, and simple structure.
In a preferred embodiment, with reference to fig. 2, the first branch air duct 1113 has three first branch air duct outlets 1114 at an edge of one side of the first air duct base 11; the second branch duct 1115 is provided with two second branch duct outlets 1116 at the other side edge of the first duct base 11.
The three first branch air duct air outlet 1114 sets up the three shelf layer that the position corresponds walk-in 20 respectively to make cold wind can be effective, the three shelf layer of even entering, two second branch air duct air outlets 1116 set up two shelf layers on the higher authority that corresponds walk-in 20 respectively, thereby each shelf layer of more effective, even entering.
It should be understood that the number of the first branch air duct outlet 1114 and the second branch air duct outlet 1116 is not limited to the above value, and may be other values, which are not limited herein. The number of shelf layers is not limited to the above values, and may be other values, which are not limited herein.
In other embodiments, a shelf layer may correspond to the first branch air duct outlets 1114 and the second branch air duct outlets 1116.
In a preferred embodiment, referring to fig. 2, the first air return duct 113 is provided with a first air return duct inlet 1131, and the first air return duct inlet 1131 is disposed at the edge of the first air duct base 11 and near the freezing chamber 40; referring to fig. 4, the second air return duct 114 is provided with a second air return duct outlet 1141, and the second air return duct outlet 1141 is disposed near the freezing chamber 40.
Since the first return air duct inlet 1131 and the second return air duct outlet 1141 are both disposed near the freezing chamber 40, the cold air circulating in the refrigerating chamber 20 and the variable temperature chamber 30 can be effectively returned to the freezing chamber 40.
Optionally, referring to fig. 4, a second sealing ring 1142 is disposed at the air outlet 1141 of the second air return duct to ensure that the circulating cold air of the temperature changing chamber 30 can be effectively returned to the freezing chamber 40.
In a preferred embodiment, referring to fig. 2, a first mounting position 1117 is disposed on the first air duct 111, and the first mounting position 1117 is used for mounting an oxygen anion generator (not shown, the same applies below). The negative oxygen ion generator is provided to perform negative ion sterilization on the cold air blown out from the freezing chamber 40.
In a preferred embodiment, please refer to fig. 2, the first duct base 11 is provided with an ultraviolet lamp air duct 116, the first air duct 111 is communicated with the ultraviolet lamp air duct 116, the ultraviolet lamp air duct 116 is provided with an ultraviolet lamp air duct outlet 1161, the ultraviolet lamp air duct outlet 1161 is provided with a second mounting location 1162, and the second mounting location 1162 is used for mounting the ultraviolet lamp sterilization module 60. The ultraviolet lamp sterilizing module 60 is provided to perform ultraviolet sterilization on the cool air introduced into the refrigerating compartment 20.
Optionally, two ultraviolet lamp air supply ducts 116 are disposed on the first air duct base 11 and located on the first branch air duct 1113 and the second branch air duct 1115 respectively, and the ultraviolet lamp sterilization module 60 is disposed at a junction of the ultraviolet lamp air supply duct air outlets 1161 of the two ultraviolet lamp air supply ducts 116.
In other embodiments, when no UV sterilization module 60 is present, a foam block 1163 may be placed over the UV light plenum 116 to block the UV light plenum 116.
In a preferred embodiment, referring to fig. 2, a third installation site 1132 is disposed on the first air return duct 113, and the third installation site 1132 is used for installing a deodorizing and odor-cleaning module (not shown in the drawings, the same applies below). The provision of the deodorizing and deodorizing module can be used to deodorize and deodorize the return air of the refrigerating chamber 20.
In a preferred embodiment, the first air duct 111 has a first air duct outlet, and a first temperature sensing head (not shown, the same applies below) is disposed at the first air duct outlet. The first temperature sensing head is provided for detecting the temperature of the cool air fed into the refrigerating compartment 20.
Optionally, the first temperature-sensing head is disposed at the first branch air duct outlet 1114, that is, at an edge of one side of the first air duct seat 11.
Optionally, the first temperature-sensing head is disposed at the second branch air duct outlet 1116, that is, at the other side edge of the first air duct seat 11.
Optionally, the first branch air duct outlet 1114 and the second branch air duct outlet 1116 are both provided with a first temperature sensing head.
In one embodiment, referring to fig. 5, the second air return duct 114 is provided with a second air return duct outlet 1141, and a second temperature-sensing head 70 is disposed at one side of the second air return duct outlet 1141. The second thermal head 70 is provided to detect the temperature of the return air from the temperature changing chamber 30.
In a preferred embodiment, with continued reference to fig. 2, the third return air duct 121 is provided with a diversion plate 1211. The diversion plate 1211 is provided to divert the return air entering the third return duct 121 so that the return air can be rapidly and uniformly introduced into the freezing chamber 40.
In a preferred embodiment, referring to fig. 6 and 7, the air duct structure 10 further includes a third air duct base 13, the third air duct base 13 is disposed above the temperature changing chamber 30, a third air duct 131 is disposed on the third air duct base 13, and at least one third air duct outlet 1311 is disposed on the third air duct 131.
Optionally, the third air supply duct 131 includes a third branch air duct 1312 and a fourth branch air duct 1313, and the third branch air duct 1312 and the fourth branch air duct 1313 are provided to improve air supply efficiency to the temperature-variable chamber 30. One or more third air outlet 1311 are correspondingly arranged on the third branch air duct 1312 and the fourth branch air duct 1313 respectively. Optionally, three third air outlet 1311 are respectively disposed on the third branch air duct 1312 and the fourth branch air duct 1313 correspondingly.
Optionally, referring to fig. 3, the second air duct 112 is provided with a second air duct outlet (not shown, the same applies below), and correspondingly, a third sealing ring 1315 is provided at a third air duct inlet 1314 of the third air duct 131. The third sealing ring 1315 ensures that cool air effectively enters the temperature-varying chamber 30.
In one embodiment, referring to fig. 3, the air duct structure 10 further includes a humidity control damper 14, and the humidity control damper 14 is configured to be disposed on the humidity control chamber 50. The humidity control damper 14 is provided in the humidity control chamber 50 and is used for controlling the humidity in the humidity control chamber 50. Alternatively, the humidity control damper 14 is provided in the bulkhead 33, and the humidity control chamber 50 can communicate with the refrigerating chamber 20 by the action of the humidity control damper 14.
Referring to fig. 1 and fig. 3, the present embodiment further provides a refrigerator 100, which includes the above-mentioned air duct structure 10; the refrigerator 100 further comprises a freezing chamber 40, a refrigerating chamber 20, a temperature-changing chamber 30 and a humidity-adjusting chamber 50, wherein the temperature-changing chamber 30 and the humidity-adjusting chamber 50 are arranged side by side, and a vertical partition plate 32 is arranged between the temperature-changing chamber 30 and the humidity-adjusting chamber 50; the refrigerating compartment 20 is disposed above the temperature-varying compartment 30 and the humidity-varying compartment 50, the cross partition 33 is disposed between the refrigerating compartment 20 and the temperature-varying compartment 30 and the humidity-varying compartment 50, and the freezing compartment 40 is disposed below the temperature-varying compartment 30 and the humidity-varying compartment 50. Alternatively, an evaporator and a blower fan are provided in the freezing chamber 40, and the refrigerator 100 is a single system refrigerator 100. Optionally, the temperature-changing chamber 30 is a temperature-changing drawer, and the humidity-adjusting chamber 50 is a temperature-adjusting drawer. Since the air duct structure 10 has been described in detail above, it will not be described in detail here.
The refrigerator 100 provided by the embodiment has at least the following beneficial effects:
(1) the refrigerator 100 provided by the embodiment integrates the freezing chamber 40, the refrigerating chamber 20, the temperature changing chamber 30 and the humidity adjusting chamber 50, has high integration level, can meet various requirements of users, and improves the use experience of the users.
(2) In the refrigerator 100 provided in this embodiment, the first air supply duct 111 and the second air supply duct 112 are both disposed on the first air duct seat 11, the first air return duct 113 and the second air return duct 114 are also disposed on the first air duct seat 11, and the third air return duct 121 and the fourth air return duct 122 are disposed on the second air duct seat 12, when the circulation of the refrigerating chamber 20 and the freezing chamber 40 and the circulation of the temperature changing chamber 30 and the freezing chamber 40 are realized, the whole circulation structure is simple, that is, the whole air duct structure 10 is also simple, the cost is low, and the assembly is convenient.
In a preferred embodiment, referring to fig. 2 and 5, the refrigerator 100 further includes a negative oxygen ion generator, an ultraviolet lamp sterilization module 60, a deodorization and deodorization module, a dynamic display 80, a decoration 90, a first temperature sensing head and a second temperature sensing head 70.
The negative oxygen ion generator is used for performing negative ion sterilization on cold air blown out from the freezing chamber 40. The ultraviolet lamp sterilizing module 60 is used to perform ultraviolet sterilization on the cool air entering the refrigerating compartment 20. The deodorization and deodorization module is used for deodorizing the return air in the refrigerating chamber 20. The dynamic display screen 80 is used for displaying the sterilization dynamic state, so that a user can know the sterilization condition at any time. The decoration member 90 is provided in the refrigerating compartment 20 to perform a decoration function. The first temperature-sensing head is used for detecting the temperature of the cool air fed into the refrigerating compartment 20. The second thermal head 70 is used to detect the temperature of the return air from the temperature-changing chamber 30. It can be seen that the refrigerator 100 provided in this embodiment further integrates the negative oxygen ion generator, the ultraviolet lamp sterilization module 60, the deodorization and odor purification module, the dynamic display screen 80, the decoration 90, the first temperature sensing head and the second temperature sensing head 70, thereby further improving the user experience.
Optionally, referring to fig. 3, the first duct seat 11 is provided with a first sealing member 34 corresponding to the temperature-changing chamber 30 and the humidity-adjusting chamber 50. Optionally, the edge of the diaphragm 33 is provided with a second seal 331.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An air duct structure for a refrigerator, comprising:
the first air duct seat is used for being arranged at the back of the refrigerating chamber and the back of the temperature changing chamber, and a first air supply duct, a second air supply duct, a first air return duct and a second air return duct are arranged on the first air duct seat;
the second air duct seat is arranged at the back of the freezing chamber and is provided with a third air return duct and a fourth air return duct;
a freezing chamber air supply outlet of the freezing chamber is communicated with the first air supply channel and the second air supply channel through double air doors, the first air supply channel is communicated with the refrigerating chamber, and the second air supply channel is communicated with the temperature change chamber;
the refrigerating chamber is communicated with the first air return duct, the first air return duct is communicated with the third air return duct, and the third air return duct is communicated with a refrigerating chamber air return opening of the refrigerating chamber;
the temperature changing chamber is communicated with the second air return channel, the second air return channel is communicated with the fourth air return channel, and the fourth air return channel is communicated with a refrigerating chamber air return opening of the refrigerating chamber.
2. The air duct structure according to claim 1, wherein the first air supply duct includes:
the first branch air duct extends to the edge of one side of the first air duct seat, and at least one first branch air duct air outlet is formed in the edge of one side of the first air duct seat of the first branch air duct;
and the second branch air duct extends to the other side edge of the first air duct seat, and at least one second branch air duct air outlet is arranged at the other side edge of the first air duct seat.
3. The air duct structure according to claim 1, wherein the first air return duct is provided with a first air return duct inlet, and the first air return duct inlet is provided at an edge of the first air duct seat and is provided near the freezing chamber;
the second air return duct is provided with a second air return duct air outlet, and the second air return duct air outlet is close to the freezing chamber.
4. The air duct structure according to claim 1, wherein a first mounting position is provided on the first air supply duct, and the first mounting position is used for mounting an oxygen anion generator;
and/or an ultraviolet lamp air supply duct is arranged on the first air duct base, the first air supply duct is communicated with the ultraviolet lamp air supply duct, the ultraviolet lamp air supply duct is provided with an ultraviolet lamp air supply duct air outlet, a second installation position is arranged at the ultraviolet lamp air supply duct air outlet, and the second installation position is used for installing an ultraviolet lamp sterilization module;
and/or a third installation position is arranged on the first air return channel and used for installing the deodorization and odor purification module.
5. The air duct structure according to claim 1, wherein the first air supply duct is provided with a first air supply duct air outlet, and a first temperature sensing head is arranged at the first air supply duct air outlet;
and/or the second air return duct is provided with a second air return duct air outlet, and one side of the second air return duct air outlet is provided with a second temperature sensing head.
6. The air duct structure according to claim 1, characterized in that the third return air duct is provided with a flow dividing plate.
7. The air duct structure according to claim 1, further comprising a third air duct base, wherein the third air duct base is disposed above the temperature-changing chamber, a third air duct is disposed on the third air duct base, and at least one third air duct air outlet is disposed on the third air duct.
8. The air duct structure according to claim 1, characterized in that the air duct structure further includes a humidity conditioning damper for being provided on the humidity conditioning chamber.
9. A refrigerator, characterized by comprising the air duct structure of any one of claims 1 to 8; the refrigerator also comprises a freezing chamber, a refrigerating chamber, a temperature-changing chamber and a humidity-regulating chamber, wherein the temperature-changing chamber and the humidity-regulating chamber are arranged side by side, and a vertical partition plate is arranged between the temperature-changing chamber and the humidity-regulating chamber; the refrigerating chamber is arranged above the temperature-changing chamber and the humidity-adjusting chamber, a transverse partition plate is arranged between the refrigerating chamber and the temperature-changing chamber and between the refrigerating chamber and the humidity-adjusting chamber, and the freezing chamber is arranged below the temperature-changing chamber and the humidity-adjusting chamber.
10. The refrigerator of claim 9, further comprising a negative oxygen ion generator, a uv lamp sterilization module, a deodorization and deodorization module, a dynamic display screen, a decoration, a first temperature sensing head, and a second temperature sensing head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111258359.5A CN114061231A (en) | 2021-10-27 | 2021-10-27 | Air duct structure and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111258359.5A CN114061231A (en) | 2021-10-27 | 2021-10-27 | Air duct structure and refrigerator |
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| Publication Number | Publication Date |
|---|---|
| CN114061231A true CN114061231A (en) | 2022-02-18 |
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| CN202111258359.5A Pending CN114061231A (en) | 2021-10-27 | 2021-10-27 | Air duct structure and refrigerator |
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| CN (1) | CN114061231A (en) |
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Application publication date: 20220218 |