CN101603762B - Cool air duct device of refrigerator - Google Patents
Cool air duct device of refrigerator Download PDFInfo
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- CN101603762B CN101603762B CN2009100268974A CN200910026897A CN101603762B CN 101603762 B CN101603762 B CN 101603762B CN 2009100268974 A CN2009100268974 A CN 2009100268974A CN 200910026897 A CN200910026897 A CN 200910026897A CN 101603762 B CN101603762 B CN 101603762B
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- refrigerating chamber
- cool
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Abstract
The invention discloses a cool air duct device of a refrigerator, which changes the internal structure of the air duct, and an insulating panel is arranged between an insulating layer and an inner container, thus saving electric energy consumption and ensuring that the air discharges more evenly and more gently.
Description
Technical field
The present invention relates to a kind of refrigerator cold air air-duct apparatus, specifically, is a kind of cool air duct device of refrigerating chamber of refrigerator.
Background technology
Nowadays the refrigeration modes of cold compartment of refrigerator has only two classes, and is direct-cooled and air-cooled.Both are each has something to recommend him, make no distinction of rank.So-called air cooling way is blown into refrigerating chamber to reach cool effect for using fan with the cold air that evaporimeter produces, and is provided with air channel and some air outlets of guides wind flow direction on the rear wall of refrigerating chamber.By such setting, make cold wind can blow on each layer shelf of refrigerating chamber of refrigerator.Present technology mostly is down the air-supply design, and promptly the air inlet in air channel is in the bottom of refrigerating chamber.Because cold airflow proportion is bigger than normal temperature air, so the cold blast rate that arrives the top air outlet can be less than the air conditioning quantity of the air outlet of middle and lower part greatly, a large amount of cold air flows into refrigerating chamber from middle part air outlet and lower air outlet, thereby causes refrigerating chamber non-uniform temperature up and down.Making whole refrigerating chamber all reach temperature must allow cold air be stacked into the refrigerating chamber top gradually from the bottom.So just, increased the electric weight of unnecessary consumption, cause unnecessary waste, thermal insulation layer is directly fixedly on the inner bag in the existing technology, inner bag is through after foaming, be easy to generate some distortion, thereby the binding face that causes inner bag and outer cover and thermal insulation layer is not very smooth, so cold air takes place easily to be revealed, and the feasible cold blast rate that comes out from air outlet reduces and causes indoor cold air inhomogeneous, the cold wind that existing air outlet blows out concentrates on the medium position of air outlet mostly, food at the air outlet two ends just can not be subjected to good refrigeration like this, even also has the rotten danger of generation.
Summary of the invention
In order to address the above problem, the invention provides a kind of cool-air duct of refrigerator, it will descend air-supply to change air-supply into, and installing a thermal insulation layer and thermal insulation board between inner bag and outer cover additional makes the cold wind in the air channel can not leak, thereby saved the consumption of electric energy, change the air channel interior shape in addition, made air-out more even, soft.
Technical solution of the present invention is as follows: a kind of cool air duct device of refrigerator, form by thermal insulation board and thermal insulation layer, it is characterized in that, described thermal insulation layer is provided with the portion of caving inward makes thermal insulation board combine the formation cool-air duct with thermal insulation layer, be provided with the air inlet that cold air is directed to cool-air duct from freezer evaporator at this cool-air duct top, on the depressed part of thermal insulation layer, be provided with the air outlet of several cool-air feed refrigerating chambers, below each air outlet, be provided with the inclined-plane, the top that is positioned at air outlet on the thermal insulation layer depressed part is provided with the cold air distributary division of projection, cold airflow is divided into two, the cold air distributary division upper bevel of bottommost, and broaden gradually after keeping earlier a segment distance constant from top to bottom and extend to two air outlets of foot, remaining cold air distributary division is upper bevel, the cuboid of bottom fillet, described cool-air duct forms a chamber between per two air outlets, the bottom in chamber is wideer than top, and its edge forms the cold air guide part of big fillet; In the both sides of described thermal insulation layer some breach are set,
Described air-duct apparatus also comprises an outer cover, its napex has an opening, the air inlet size in described openings of sizes and air channel adapts and is provided with several projectioies in the both sides of described cover interior face, breach on described projection and the thermal insulation layer is suitable, described outer cover be provided with thermal insulation layer on the corresponding air outlet of air outlet.
Described outer cover also is provided with some support installation portions, and described support installation portion is arranged at the inboard of outer cover, and described outer cover is the ABS material.
Described thermal insulation board is a flat board, and itself and inner container of icebox are fitted, and the material of described thermal insulation board is PSP.
A kind of refrigerator that has aforementioned air channel, described refrigerator comprises casing, described casing comprises refrigerating chamber and the refrigerating chamber that is separated by intermediate bulkheads, be provided with the evaporimeter that produces cold air in the bottom of refrigerating chamber, top at refrigerating chamber is provided with the fan that the cold air that will be produced leads to refrigerating chamber and refrigerating chamber, between making air communication cross thermal insulation layer assembly between refrigerating chamber and the refrigerating chamber between refrigerating chamber and the refrigerating chamber, and be positioned at the cool air duct device that the refrigerating chamber rear wall is directed to cold air refrigerating chamber
Effect of the present invention strengthens greatly than the prior art energy saving, and wind-engaging is even on each layer shelf, and wind-force is soft.
Description of drawings
Fig. 1 is the assembling schematic diagram of cool air duct device of the present invention
Fig. 2 is the front view of the thermal insulation layer of cool air duct device of the present invention
Fig. 3 is the rearview of the thermal insulation layer of cool air duct device of the present invention
Fig. 4 is for adopting the refrigerator schematic diagram of this air channel structure
Wherein 1. outer covers, 2. thermal insulation layers, 3. thermal insulation boards, 4. fixed supports 11. support installation portion 12. outer cover installing holes 21. air outlets 22. cold wind distributary divisions 23. cold wind guide parts 24. thermal insulation layer installing holes 25. air outlet inclined-planes 31. air inlets, 32. thermal insulation board installing holes, 5. refrigerating chambers, 6. refrigerating chambers, 51. evaporimeters, 52. fans, 61. heat-insulation layer assemblies.
The specific embodiment
Below in conjunction with Figure of description the present invention is further described in detail
The invention discloses a kind of cool air duct device of refrigerator, it is made up of thermal insulation layer 2, thermal insulation board 3, is provided with some downward depressed parts on thermal insulation layer 2, and fitted insulation panels 3 has promptly formed the concrete structure in air channel.Topmost in the air channel has the air inlet 31 of a cold wind, is provided with some air outlets 21 in air channel the inside, air outlet inclined-plane 25 is arranged below the air outlet, just can be directed to refrigerating chamber like this when cold air arrives air outlet and lower the temperature.Formed the bowl-shape chamber of a back-off between per two air outlets 21, its edge forms the cold air guide part 23 of big fillet.The centre position of cavity is provided with cold air distributary division 22, and the cold air distributary division is a vertical cuboid, and two corners of upper bottom surface are chamfering, and two corners of bottom surface are fillet.Cold air distributary division 22 upper bevel of bottom surface, and broaden gradually after keeping a segment distance constant from top to bottom earlier and extend to two air outlets 21 of foot, be provided with thermal insulation layer installing hole 24 thereon.After the cold air distributary division has been arranged, the cold wind of coming in from import at first is divided into two by the chamfered part of cold air distributary division, begin inside rotation at fillet part cold airflow then, the wind of producing by boasting so very evenly, also ten minutes is soft, simultaneously guaranteed that also the air outlet both sides have cold wind to blow out, around thermal insulation layer, had some breach.Thermal insulation board 3 is smooth plates of a PSP material, and it cooperates with thermal insulation layer to form the air channel structure of a sealing, and thermal insulation board installing hole 32 is set on thermal insulation board.Install simultaneously the outer cover 1 of an ABS material additional at the outermost layer of ducting system, the first plays a part decoration, and another effect is fixing air channel structure.Outer cover is provided with some projectioies, and the breach on these projectioies and the thermal insulation layer is one to one, is provided with some support installation portions 11 at the edge of outer cover.An opening is arranged at the top of outer cover, like this when it is installed on the air channel structure, the air inlet 31 in air channel just is in the opening below, outer cover be provided with thermal insulation layer on the corresponding air outlet of air outlet, on the outer cover outer cover installing hole 12 is set simultaneously, described outer cover installing hole, thermal insulation layer installing hole, thermal insulation board installing hole are in same position.The present invention simultaneously also discloses a kind of refrigerator that has aforementioned air-duct apparatus, and the source form of its cold wind produces in the evaporimeter 51 of refrigerating chamber, and by the fan 52 that is arranged on above the evaporimeter cold air is transmitted.Cold air enters the air channel through being arranged on the cold air feed track that is provided with in the heat-insulation layer 61 between refrigerating chamber and the refrigerating chamber, and heat-insulation layer 61 plays and keeps entering the temperature of refrigerating chamber not by the effect of externally temperature influence.An inner bag installing hole (not indicating among the figure) is set on the refrigerating chamber inner bag, match with each installing hole of air-duct apparatus in its position, also be provided with simultaneously plurality of fixed and support 4 on the refrigerating chamber inner bag, its air inlet 31 that matches with support installation portion 11 on the outer cover with the assurance air channel engages fully with the cold air feed track.
During installation, with screw fixed support 4 is installed on the inner bag earlier, the screw fastener of screw and inner bag another side (not indicating among the figure) is connected and fixed, thermal insulation layer 2 is sticked thermal insulation board 3, all can with glue and double faced adhesive tape, the face of the face of thermal insulation layer 2 and thermal insulation board 3 is fitted fully, again its sub-assembly is sticked in the outer cover 1, breach by projection around the outer cover 1 and thermal insulation layer 2 cooperates, make their bad strings moving or earlier thermal insulation layer 2 is sticked into outer cover, stick thermal insulation board 3 again, fit tightly as long as can guarantee thermal insulation board 3 and thermal insulation layer 2, the slit can not be arranged, form the cool-air duct of a sealing like this.With the cooling air unit assembly that installs, the applying inner bag towards on push away, fixed support 4 is contained in supports in the installation portion 11.Once adorned outer cover installing hole 12, thermal insulation layer installing hole 24, thermal insulation board installing hole 32 and inner bag installing hole (among the figure indicate) with screw, be connected, thereby located fully and fixing cold wind air-duct apparatus with the screw fastener of inner bag another side.
Claims (5)
1. the cool air duct device of a refrigerator, form by thermal insulation layer (2) and thermal insulation board (3), it is characterized in that, described thermal insulation layer (2) is provided with the portion of caving inward makes thermal insulation board (3) combine the formation cool-air duct with thermal insulation layer (2), be provided with the air inlet (31) that cold air is directed to cool-air duct from freezer evaporator at this cool-air duct top, on the depressed part of thermal insulation layer (2), be provided with the air outlet of several cool-air feed refrigerating chambers, below each air outlet, be provided with inclined-plane (25), the top that is positioned at air outlet on thermal insulation layer (2) depressed part is provided with the cold air distributary division (22) of projection, cold airflow is divided into two, cold air distributary division (22) upper bevel of bottommost, and two air outlets (21) that broaden gradually and extend to foot after keeping a segment distance constant from top to bottom earlier, remaining cold air distributary division (22) is upper bevel, the cuboid of bottom fillet, described cool-air duct forms a chamber between per two air outlets, the bottom in chamber is wideer than top, its edge forms the cold air guide part (23) of big fillet, in the both sides of described thermal insulation layer (2) some breach is set.
2. according to the cool air duct device of the described refrigerator of claim 1, it is characterized in that, described cool air duct device also comprises an outer cover (1), an opening is arranged at described outer cover top, the air inlet in aperture position and air channel (31) is suitable, both sides at described outer cover (1) inner face are provided with several projectioies, and the breach on described projection and the thermal insulation layer (2) is suitable, described outer cover (1) be provided with thermal insulation layer (2) on the corresponding air outlet of air outlet.
3. the cool air duct device of refrigerator according to claim 2 is characterized in that, described outer cover also is provided with some support installation portions (11), and described support installation portion (11) is arranged at the inboard of outer cover, and described outer cover is the ABS material.
4. the cool air duct device of refrigerator according to claim 3 is characterized in that, described thermal insulation board (3) is a flat board, and itself and inner container of icebox are fitted, and the material of described thermal insulation board is PSP.
5. refrigerator that has cool air duct device as claimed in claim 1, it is characterized in that, described refrigerator comprises casing, described casing comprises the refrigerating chamber (5) and refrigerating chamber (6) that is separated by intermediate bulkheads, be provided with the evaporimeter (51) that produces cold air in the bottom of refrigerating chamber, be provided with the fan (52) that the cold air that will be produced leads to refrigerating chamber and refrigerating chamber on the top of refrigerating chamber, between making air communication cross heat-insulation layer (61) assembly between refrigerating chamber and the refrigerating chamber between refrigerating chamber and the refrigerating chamber, and be positioned at the cool air duct device that the refrigerating chamber rear wall is directed to cold air refrigerating chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100268974A CN101603762B (en) | 2009-06-03 | 2009-06-03 | Cool air duct device of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100268974A CN101603762B (en) | 2009-06-03 | 2009-06-03 | Cool air duct device of refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101603762A CN101603762A (en) | 2009-12-16 |
| CN101603762B true CN101603762B (en) | 2011-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100268974A Active CN101603762B (en) | 2009-06-03 | 2009-06-03 | Cool air duct device of refrigerator |
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| CN (1) | CN101603762B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080909B (en) * | 2011-01-05 | 2012-05-23 | 合肥美的荣事达电冰箱有限公司 | Air outlet cover and refrigerator with same |
| CN103017450B (en) * | 2013-01-10 | 2016-03-30 | 合肥美的电冰箱有限公司 | For refrigerator ducting assembly and there is its refrigerator |
| WO2017076585A1 (en) * | 2015-11-02 | 2017-05-11 | BSH Hausgeräte GmbH | Refrigeration appliance having a divided storage space |
| CN105371564B (en) * | 2015-11-19 | 2017-12-01 | 青岛海尔股份有限公司 | Throttle setting and refrigerator for refrigerator |
| CN107642939B (en) * | 2017-11-01 | 2020-07-10 | 南京创维家用电器有限公司 | Refrigerator freezing air duct assembly and refrigerator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4008012A1 (en) * | 1989-03-14 | 1990-09-27 | Sharp Kk | Ventilation system e.g. for combined freezer and refrigerator - has fan directing separate cold air flow to freezer and refrigeration compartments |
| EP0419817A2 (en) * | 1989-09-28 | 1991-04-03 | Bosch-Siemens HausgerÀ¤te GmbH | Multi-temperature refrigerator |
| EP0478122A1 (en) * | 1990-09-27 | 1992-04-01 | Mitsubishi Denki Kabushiki Kaisha | Refrigerator with a frozen food compartment |
| CN1047839C (en) * | 1994-06-02 | 1999-12-29 | 三星电子株式会社 | Refrigerator air-conditioning duct |
-
2009
- 2009-06-03 CN CN2009100268974A patent/CN101603762B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4008012A1 (en) * | 1989-03-14 | 1990-09-27 | Sharp Kk | Ventilation system e.g. for combined freezer and refrigerator - has fan directing separate cold air flow to freezer and refrigeration compartments |
| EP0419817A2 (en) * | 1989-09-28 | 1991-04-03 | Bosch-Siemens HausgerÀ¤te GmbH | Multi-temperature refrigerator |
| EP0478122A1 (en) * | 1990-09-27 | 1992-04-01 | Mitsubishi Denki Kabushiki Kaisha | Refrigerator with a frozen food compartment |
| CN1047839C (en) * | 1994-06-02 | 1999-12-29 | 三星电子株式会社 | Refrigerator air-conditioning duct |
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| Publication number | Publication date |
|---|---|
| CN101603762A (en) | 2009-12-16 |
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