CN110645753A - Refrigerator with air multiplication air duct - Google Patents
Refrigerator with air multiplication air duct Download PDFInfo
- Publication number
- CN110645753A CN110645753A CN201910983078.2A CN201910983078A CN110645753A CN 110645753 A CN110645753 A CN 110645753A CN 201910983078 A CN201910983078 A CN 201910983078A CN 110645753 A CN110645753 A CN 110645753A
- Authority
- CN
- China
- Prior art keywords
- air
- annular
- multiplication
- air duct
- duct
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005057 refrigeration Methods 0.000 claims abstract description 21
- 238000005187 foaming Methods 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 239000011324 bead Substances 0.000 claims 2
- 238000005507 spraying Methods 0.000 abstract description 4
- 239000006260 foam Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- 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
-
- 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
- F25D23/02—Doors; Covers
-
- 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
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/002—Details for cooling refrigerating machinery
- F25D2323/0026—Details for cooling refrigerating machinery characterised by the incoming air flow
-
- 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
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/002—Details for cooling refrigerating machinery
- F25D2323/0028—Details for cooling refrigerating machinery characterised by the fans
-
- 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
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
Landscapes
- 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 discloses a refrigerator with an air multiplication air duct, and relates to the technical field of refrigerators. The invention comprises a refrigerator body; a plurality of refrigerating compartments are arranged in the refrigerator body; the refrigeration chambers are provided with door bodies, and one side of the back foaming layer of each refrigeration chamber is provided with an annular multiplication air duct; and a fan and a refrigeration evaporator are sequentially arranged in the fan cover connected with the bottom of the annular multiplication air channel from top to bottom. The high-pressure cold air is blown into the left air inlet and the right air inlet of the annular multiplication air channel through the fan, the high-pressure cold air in the annular multiplication air channel is sprayed through the annular spraying air inlet to form high-speed airflow, the air inlet gap is driven to form airflow, and then surface airflow is formed, and uniform large-area air supply is achieved.
Description
Technical Field
The invention belongs to the technical field of refrigerators, and particularly relates to a refrigerator with an air multiplication duct.
Background
At present, the air-cooled refrigerator becomes a mainstream product of the existing refrigerator due to the characteristics of large volume ratio, automatic defrosting water discharge, good appearance and the like. The air duct of the air-cooled refrigerator generally adopts a centrifugal fan or an axial flow fan, the air duct adopts the combination of foam and ABS, the shape is generally a branch structure, and each air duct branch corresponds to an air outlet. The air quantity of each air port of the air channel structure cannot be kept consistent, so that the phenomena of local over-high air speed and over-small air quantity at other positions are easy to occur, and the occupied volumes of the foam and the ABS cover plate are large, so that a part of the volume of the refrigerator is wasted; and the problems of uneven temperature distribution, over-high local temperature and over-low local temperature are easy to occur.
The invention provides a refrigerator with an air multiplication air channel, wherein high-pressure cold air is blown into left and right air inlets of an annular multiplication air channel through a fan, the high-pressure cold air in the annular multiplication air channel is sprayed through an annular spraying air port to form high-speed airflow, an air inlet gap is driven to form airflow so as to form surface airflow, and uniform large-area air supply is realized.
Disclosure of Invention
The invention aims to provide a refrigerator with an air multiplication air channel, wherein high-pressure cold air is blown into left and right air inlets of an annular multiplication air channel through a fan, the high-pressure cold air in the annular multiplication air channel is sprayed through an annular spraying air port to form high-speed airflow, an air inlet gap is driven to form airflow so as to form planar airflow, and uniform large-area air supply is realized.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a refrigerator with an air multiplication duct, which comprises: a refrigerator body; a plurality of refrigerating compartments are arranged in the refrigerator body; the refrigerating chambers are provided with door bodies, and one side of a back foaming layer of each refrigerating chamber is provided with an annular multiplication air channel; a fan and a refrigeration evaporator are sequentially arranged in the fan cover connected with the bottom of the annular multiplication air duct from top to bottom;
the connecting position of the annular multiplication air duct and the fan cover is provided with a left air inlet and a right air inlet corresponding to the fan; an air suction opening is formed in the air hood below the refrigeration evaporator; a compressor is arranged in a compressor bin at the bottom of the refrigerator body; a temperature sensor is arranged on the side wall of the refrigerating chamber;
the rear wall of the annular multiplication air duct is connected with the back foaming layer of the refrigeration chamber through a plurality of connecting blocks to form an air inlet gap; the rear wall and the inner side wall of the annular multiplication air duct are provided with annular jet tuyeres; the whole cross section of the annular multiplication air duct is in a shape of a body, and the narrow end of the annular multiplication air duct is far away from a back foaming layer of the refrigeration chamber; and the air flow direction at the injection position of the annular injection air port is parallel to the axial direction of the annular multiplication air channel.
Preferably, the two sides forming the annular jet tuyere are respectively the rear wall and the inner side wall of the annular multiplication air duct; one side of the inner side wall is bent towards the interior of the annular multiplication air duct to form a first arc-shaped bent edge; one side edge of the rear wall is bent parallel to the axial direction of the annular multiplication air duct to form a second arc-shaped bent edge; the first arc-shaped bent edge is positioned inside the second arc-shaped bent edge.
Preferably, the width of the annular injection tuyere is 3-5 mm; the width of the air inlet gap is 1-2 cm.
One aspect of the present invention has the following advantageous effects:
the high-pressure cold air is blown into the left air inlet and the right air inlet of the annular multiplication air channel through the fan, the high-pressure cold air in the annular multiplication air channel is sprayed through the annular spraying air inlet to form high-speed airflow, the air inlet gap is driven to form airflow, and then surface airflow is formed, and uniform large-area air supply is achieved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a refrigerator with an air-doubling duct according to the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of A in FIG. 2;
in the drawings, the components represented by the respective reference numerals are listed below:
1-refrigerator body, 2-refrigeration chamber, 3-annular multiplication air duct, 31-air inlet, 32-inner side wall, 321-first arc-shaped bent edge, 33-rear wall, 331-second arc-shaped bent edge, 4-fan, 5-air suction opening, 6-refrigeration evaporator, 7-compressor and 8-temperature sensor.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open," "upper," "middle," "length," "inner," and the like are used in an orientation or positional relationship for convenience in describing the present invention and for simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-3, the present invention is a refrigerator with an air-doubling duct, comprising: a refrigerator body 1; a plurality of refrigerating compartments 2 are arranged in the refrigerator body 1; the refrigeration chambers 2 are provided with door bodies 21, and one side of a back foaming layer of each refrigeration chamber 2 is provided with an annular multiplication air channel 3; a fan 4 and a refrigeration evaporator 6 are sequentially arranged in a fan cover connected with the bottom of the annular multiplication air duct 3 from top to bottom;
a left air inlet 31 and a right air inlet 31 corresponding to the fan 4 are formed at the connecting position of the annular doubling air duct 3 and the fan cover; an air suction opening 5 is formed in the air hood below the refrigeration evaporator 6; a compressor 7 is arranged in a compressor bin at the bottom of the refrigerator body 1; a temperature sensor 8 is arranged on the side wall of the refrigerating chamber 2;
the rear wall 33 of the annular doubling air duct 3 is connected with the back foaming layer of the refrigerating chamber 2 through a plurality of connecting blocks to form an air inlet gap B; wherein, the width of the annular jet tuyere 33 is 3-5 mm; the width of the air inlet gap B is 1-2 cm; an annular jet tuyere 33 is formed in the rear wall 33 and the inner side wall 32 of the annular doubling air duct 3; the whole cross section of the annular multiplication air duct 3 is in a shape of a body, and the narrow end of the annular multiplication air duct 3 is far away from a back foaming layer of the refrigeration chamber 2; the wind flow direction at the injection position of the annular injection tuyere 33 is parallel to the axial direction of the annular multiplication wind channel 3.
Wherein, the two sides forming the annular jet tuyere 33 are respectively a rear wall 33 and an inner side wall 32 of the annular multiplication air duct 3; one side of the inner side wall 32 is bent towards the inside of the annular doubling air duct 3 to form a first arc-shaped bent edge 321; one side of the rear wall 33 is bent parallel to the axial direction of the annular doubling air duct 3 to form a second arc-shaped bent edge 331; the first curved flange 321 is located inside the second curved flange 331.
In the actual use process of the invention: when the temperature sensor 8 in the refrigeration compartment 2 detects that the temperature is higher than a preset temperature threshold value, the main controller of the refrigerator controls to turn on the compressor 7, and the compressor 7 transmits a refrigerant into the refrigeration evaporator 6; when the refrigerant is evaporated at low temperature in the refrigeration evaporator 6 to convey cold energy, the main controller controls the fan 4 to be turned on, wherein the fan 4 is a high-pressure fan and can enable high-pressure cold air flow of a cold air compression stroke to enter the annular multiplication air channel 3; the blades of the fan 4 suck the high-temperature air in the refrigerating compartment 2 into the fan cover through the air suction opening 5 and refrigerate through the cold evaporator 6; the cooled cold air is pressurized by the blades around the fan 4 and is conveyed to the upper air inlet 31 in a circular track; the air inlet 31 is tightly matched with the closed annular multiplication air duct 3, and cold air after being cooled and pressurized enters the annular multiplication air duct 3 through the left air inlet 31 and the right air inlet 31; the shape of the annular multiplication air duct 3 has a guide multiplication function, the entering cold air rebounds to the annular injection air port 91 and is ejected out annularly at a high speed, and due to the Bernoulli effect, the high-speed annular air flow ejected out of the annular injection air port 91 drives the air entering the air inlet gap B to be in a surface shape; the air inlet is ensured to be uniform.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (3)
1. A refrigerator with an air multiplier duct, comprising: a refrigerator body (1); a plurality of refrigerating compartments (2) are arranged in the refrigerator body (1); the refrigerating chambers (2) are provided with door bodies (21), and the refrigerating chamber is characterized in that an annular multiplication air duct (3) is arranged on one side of a back foaming layer of the refrigerating chamber (2); a fan (4) and a refrigeration evaporator (6) are sequentially arranged in a fan cover connected with the bottom of the annular multiplication air duct (3) from top to bottom;
a left air inlet (31) and a right air inlet (31) corresponding to the fan (4) are formed in the connecting position of the annular multiplication air duct (3) and the fan cover; an air suction opening (5) is formed in the air hood below the refrigeration evaporator (6); a compressor (7) is arranged in a compressor bin at the bottom of the refrigerator body (1); a temperature sensor (8) is arranged on the side wall of the refrigerating chamber (2);
the rear wall (33) of the annular multiplication air duct (3) is connected with the back foaming layer of the refrigeration chamber (2) through a plurality of connecting blocks to form an air inlet gap (B); an annular jet tuyere (34) is formed in the rear wall (33) and the inner side wall (32) of the annular multiplication air duct (3); the cross section of the annular multiplication air channel (3) is integrally shaped, and the narrow end of the annular multiplication air channel (3) is far away from a back foaming layer of the refrigeration chamber (2); and the air flow direction at the injection position of the annular injection air port (34) is parallel to the axial direction of the annular multiplication air channel (3).
2. The refrigerator with the air-multiplied air duct according to claim 1, characterized in that the two sides constituting the annular injection tuyere (34) are respectively a rear wall (33) and an inner side wall (32) of the annular-multiplied air duct (3); one side of the inner side wall (32) is bent towards the inside of the annular multiplication air duct (3) to form a first arc-shaped bent edge (321); one side of the rear wall (31) is bent parallel to the axial direction of the annular multiplication air duct (3) to form a second arc-shaped bent edge (331); the first curved bead (321) is located inside the second curved bead (331).
3. The refrigerator with the air-multiplying duct as claimed in claim 1, wherein the annular injection tuyere (34) has a width of 3-5 mm; the width of the air inlet gap (B) is 1-2 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910983078.2A CN110645753A (en) | 2019-10-16 | 2019-10-16 | Refrigerator with air multiplication air duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910983078.2A CN110645753A (en) | 2019-10-16 | 2019-10-16 | Refrigerator with air multiplication air duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110645753A true CN110645753A (en) | 2020-01-03 |
Family
ID=68994193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910983078.2A Pending CN110645753A (en) | 2019-10-16 | 2019-10-16 | Refrigerator with air multiplication air duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110645753A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397275A (en) * | 2020-03-17 | 2020-07-10 | 广东奥马冰箱有限公司 | Refrigerator with single system, double fans and multiple temperature zones |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1074803A2 (en) * | 1999-08-05 | 2001-02-07 | CANDY S.p.A. | Refrigerator with blast chiller and quick freezer |
| CN1888757A (en) * | 2005-06-30 | 2007-01-03 | 乐金电子(天津)电器有限公司 | Refrigerator |
| CN102435036A (en) * | 2011-09-14 | 2012-05-02 | 合肥美的荣事达电冰箱有限公司 | Air-cooled refrigerator |
| CN102778095A (en) * | 2012-08-16 | 2012-11-14 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN107036369A (en) * | 2017-06-19 | 2017-08-11 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator supply air system and wind cooling refrigerator |
| CN210801739U (en) * | 2019-10-16 | 2020-06-19 | 长虹美菱股份有限公司 | Refrigerator with air multiplication air duct |
-
2019
- 2019-10-16 CN CN201910983078.2A patent/CN110645753A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1074803A2 (en) * | 1999-08-05 | 2001-02-07 | CANDY S.p.A. | Refrigerator with blast chiller and quick freezer |
| CN1888757A (en) * | 2005-06-30 | 2007-01-03 | 乐金电子(天津)电器有限公司 | Refrigerator |
| CN102435036A (en) * | 2011-09-14 | 2012-05-02 | 合肥美的荣事达电冰箱有限公司 | Air-cooled refrigerator |
| CN102778095A (en) * | 2012-08-16 | 2012-11-14 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN107036369A (en) * | 2017-06-19 | 2017-08-11 | 海信容声(广东)冰箱有限公司 | A kind of refrigerator supply air system and wind cooling refrigerator |
| CN210801739U (en) * | 2019-10-16 | 2020-06-19 | 长虹美菱股份有限公司 | Refrigerator with air multiplication air duct |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397275A (en) * | 2020-03-17 | 2020-07-10 | 广东奥马冰箱有限公司 | Refrigerator with single system, double fans and multiple temperature zones |
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