CN201126291Y - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- CN201126291Y CN201126291Y CNU2007201998453U CN200720199845U CN201126291Y CN 201126291 Y CN201126291 Y CN 201126291Y CN U2007201998453 U CNU2007201998453 U CN U2007201998453U CN 200720199845 U CN200720199845 U CN 200720199845U CN 201126291 Y CN201126291 Y CN 201126291Y
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- CN
- China
- Prior art keywords
- osculum
- evaporator
- refrigerator
- machine room
- chamber
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a refrigerator. The refrigerator at least comprises a compressor, an evaporator and a fan used for venting the evaporator. A heat-separating layer is arranged between the mechanical chamber of the compressor and the evaporator chamber of the evaporator; the heat-separating layer has the water draining holes connected to the mechanical chamber and the evaporator chamber; the water draining holes are the flat pipe path. The refrigerator of the utility model drains the water generated by the defrosting from the evaporator chamber to the evaporating dish in the mechanical chamber; at the same time the refrigerator can reduce the high temperature and high humidity air from the mechanical chamber to the refrigerator chamber to enhance the refrigerant efficiency.
Description
Technical field
The utility model relates to a kind of refrigerator.
Background technology
As shown in Figure 1, existing refrigerator comprises refrigerating chamber 10, refrigerating chamber 20 and can regulate temperature-changing chamber 30 of temperature etc.Wherein, refrigerating chamber 10 adopts the cooling structure of direct-cooling type, and refrigerating chamber 20 from the viewpoint of indoor frosting, cooling effectiveness etc., adopts the cooling structure of indirect-cooling.
The cooling structure of indirect-cooling comprise Defrost heater 4, a cold evaporimeter 5 and be used to make between the fan 6 that ventilates of cold evaporimeter 5.When refrigerator cools off running, between during cold evaporimeter 5 frostings, compressor 1 quits work, heat defrosting by Defrost heater 4 this moment, with cold evaporimeter 5 work of time, form cooling air duct 8 by its subsidiary fan 6 runnings, make refrigerating chamber 20 and temperature-changing chamber 30 form air circulation to refrigerating chamber 20 and temperature-changing chamber 30 air-supplies, shown in arrow among the figure.
As shown in Figure 2, compressor 1 is arranged in the Machine Room 40, and Defrost heater 4, a cold evaporimeter 5 are arranged in the evaporator room 50, are separated by thermal insulation layer 7 between described Machine Room 40 and the evaporator room 50.Thermal insulation layer 7 is provided with osculum 3, also is provided with evaporating dish 2 in the Machine Room 50 below osculum 3.
Heat in the defrost process at Defrost heater 4, the water of generation is discharged to the evaporating dish 2 interior (shown in dotted arrow the figure) that is arranged in the Machine Room 40 by osculum 3 from evaporator room 50.The water that is discharged to the Machine Room then makes its heating evaporation by the heat of compressor 1, becomes hot and humid gas and is discharged from refrigerator.
But, the pipeline broad of existing osculum 3, and be set in place in the position of the projection top of compressor 1, the shortcoming of this structure setting is: shown in Fig. 7 a, when water (shown in solid arrow among the figure) when tube wall flows down from evaporator room, in the Machine Room since the hot and humid gas that the heat of compressor forms except being discharged from refrigerator, also can be towards evaporator room mobile (shown in dotted arrow among the figure), because the pipeline broad of osculum, cause the stream broad of air, wind speed at the stream core is bigger, impels hot and humid gas from inflow evaporator chamber, Machine Room; And compressor is arranged on the position of the projection below of osculum, and the heat of compressor makes that the temperature of osculum below is higher, and hot and humid gas is more concentrated, easier impel its by osculum from inflow evaporator chamber, Machine Room.
Because the cooling effectiveness between the inflow of hot and humid gas has influenced during cold evaporimeter 5 runnings, and the frosting of cold evaporimeter 5 between promoting, make defrosting time ahead of time.
The utility model content
In order to overcome the defective of above-mentioned prior art, the purpose of this utility model is to provide a kind of refrigerator, at least the fan that comprises compressor, evaporimeter and be used to make described evaporimeter to ventilate, in the Machine Room that described compressor is set be provided with between the evaporator room of described evaporimeter and be separated with thermal insulation layer, have the osculum that is communicated with described Machine Room and described evaporator room on the described thermal insulation layer, described osculum is flat pipeline.
According to the refrigerator of an embodiment of the present utility model, wherein, the area of outlet that described osculum is positioned at described Machine Room side is littler than the area of the inflow entrance that is positioned at described vaporization chamber side.
Refrigerator according to another embodiment of the present utility model, wherein, the flat pipeline of described osculum is stepped, described flat pipeline begins to be predetermined angle incline ground with the direction towards the Machine Room from the inflow entrance that is positioned at described evaporator room and prolongs, and links to each other with the outlet that is positioned at described Machine Room.
According to the refrigerator of another embodiment of the present utility model, wherein, further be provided with a grade portion in the flat pipeline of described osculum.
According to the refrigerator of another embodiment of the present utility model, wherein, the outlet that described osculum is positioned at described Machine Room is arranged on the position of the projection top of leaving described compressor.
By refrigerator of the present utility model, the water that produces in the time will defrosting can reduce from the hot and humid air of inflow evaporator chamber, Machine Room, thereby improve refrigerating efficiency on being discharged to evaporating dish in the Machine Room from evaporator room simultaneously.
Description of drawings
Fig. 1 is the schematic diagram of existing refrigerator;
Fig. 2 is the partial enlarged drawing of refrigerator shown in Figure 1;
Fig. 3 is the partial schematic diagram according to the refrigerator of first embodiment of the present utility model;
Fig. 4 a and 4b are respectively the stereograms of osculum shown in Figure 3;
Fig. 5 is the partial schematic diagram according to the refrigerator of second embodiment of the present utility model;
Fig. 6 is the stereogram of osculum shown in Figure 5;
Fig. 7 a is the schematic diagram of wind speed profile that shows the osculum place of prior art, and Fig. 7 b is the schematic diagram of wind speed profile that shows the osculum place of Fig. 3;
Fig. 8 a is the stereogram according to the osculum of the refrigerator of the 3rd embodiment of the present utility model, and Fig. 8 b is the front view of Fig. 8 a.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
First embodiment
As shown in Figure 3, separate by thermal insulation layer 7 between Machine Room 40 of the present utility model and the evaporator room 50.In Machine Room 40, the below of thermal insulation layer 7 is provided with evaporating dish 2, and compressor 1 is positioned at the below of evaporating dish 2; In evaporator room 50, the top of thermal insulation layer 7 is provided with a Defrost heater 4 and a cold evaporimeter 5.Have the osculum 3a or the 3b that are connected with Machine Room 40 and evaporator room 50 on the thermal insulation layer 7.
Wherein, the structure of osculum 3a is shown in Fig. 4 a, and the structure of osculum 3b is shown in Fig. 4 b, and osculum 3a and 3b are the narrow flat pipeline Y of caliber, and this flat pipeline Y has inflow entrance X in described evaporator room side, and side has outlet Z in described Machine Room.But the difference of two osculums is: the inflow entrance X of the pipeline Y of osculum 3a and the area of outlet Z equate; And the outlet Z of the pipeline Y of osculum 3b is littler than the area of inflow entrance X.
Heat in the defrost process at Defrost heater 4, the water of generation is discharged to the evaporating dish 2 interior (shown in dotted arrow the figure) that is arranged in the Machine Room 40 by osculum 3a or 3b from evaporator room 50.The water that is discharged to the Machine Room then makes its heating evaporation by the heat of compressor 1, becomes hot and humid gas and is discharged from refrigerator.In addition, these hot and humid gases also can flow towards evaporator room by osculum 3a or 3b except being discharged from refrigerator.
The caliber of osculum 3a or 3b is narrow, and be arranged on the position of the projection top of leaving described compressor 1, the advantage of such structure setting is: shown in Fig. 7 b, flat pipeline makes that the caliber of osculum is very narrow, at the water of guaranteeing from evaporator room (shown in solid arrow among the figure) when tube wall flows down, make that the stream of air is narrower, the wind speed that is positioned at the stream core is slower, thereby has hindered hot and humid gas from inflow evaporator chamber, Machine Room (shown in dotted arrow the figure); And, because osculum is arranged on the position of the projection top of leaving compressor, to compare with the position of compressor projection top, this place's position temperature is lower, therefore hot and humid gas is less relatively, and it is indoor from the osculum inflow evaporator therefore can further to reduce hot and humid gas.
In addition, the area of the outlet Z of the structure of osculum 3b by dwindling pipeline makes it less than inflow entrance X, can further hinder hot and humid gas and flow in the evaporator room from the Machine Room.
Second embodiment
As shown in Figure 5, separate by thermal insulation layer 7 between Machine Room 40 of the present utility model and the evaporator room 50.In Machine Room 40, the below of thermal insulation layer 7 is provided with evaporating dish 2, and compressor 1 is positioned at the below of evaporating dish 2; In evaporator room 50, the top of thermal insulation layer 7 is provided with a Defrost heater 4 and a cold evaporimeter 5.Has the osculum 3d that is connected with Machine Room 40 and evaporator room 50 on the thermal insulation layer 7.
Wherein, the structure of osculum 3d as shown in Figure 6, osculum 3d is the narrow flat pipeline Y of caliber, described pipeline Y also comprises the inflow entrance X that is positioned at described evaporator room side and is positioned at the outlet Z of described Machine Room side, and described pipeline Y begins to be the prolongation of predetermined angle incline ground with the direction towards the Machine Room from the inflow entrance X of evaporator room, and link to each other with outlet Z, form stepped.
Heat in the defrost process at Defrost heater 4, the water of generation is discharged to the evaporating dish 2 interior (shown in dotted arrow the figure) that is arranged in the Machine Room 40 by osculum 3d from evaporator room 50.The water that is discharged to the Machine Room then makes its heating evaporation by the heat of compressor 1, becomes hot and humid gas and is discharged from refrigerator.In addition, these hot and humid gases also can flow towards evaporator room by osculum 3d except being discharged from refrigerator.
Be appreciated that, in the utility model, contact angle with water in the scope of the temperature of the material that constitutes described osculum in from the temperature of evaporator room to the Machine Room is enough big, so that the anti-delay of sealing on tube wall, and the angle of inclination that the flat tube road direction the Machine Room can guarantee fully that water flows into the evaporating dish of Machine Room side from evaporator room.
By the structure of this osculum, under the prerequisite of the thickness that does not increase thermal insulation layer, the flowing resistance of the air by increasing the inflow evaporator chamber reduces the air of inflow evaporator chamber, thereby reduces cooling loss, improves refrigerating efficiency.
The 3rd embodiment
Shown in Fig. 8 a and 8b, in the flat pipeline of described osculum 3c, further be provided with grade P of portion, the described shelves P of portion has several, is arranged on the pipeline inner wall toward each other, and the P of the shelves portion certain angle that tilts towards the Machine Room.This angle of inclination can guarantee fully that water flows into the Machine Room side from evaporator room, and the P of shelves portion increased the flowing resistance of the air of inflow evaporator chamber, and has reduced the air of inflow evaporator chamber, thereby reduces cooling loss, the raising refrigerating efficiency.
Though below in conjunction with the accompanying drawings and embodiments the utility model is specified, is appreciated that above-mentioned explanation does not limit the utility model in any form.Those skilled in the art can be out of shape and change the utility model as required under the situation that does not depart from connotation of the present utility model and scope, and these distortion and variation all fall in the scope of the present utility model.
Claims (5)
1. refrigerator, at least the fan that comprises compressor, evaporimeter and be used to make described evaporimeter to ventilate, in the Machine Room that described compressor is set be provided with between the evaporator room of described evaporimeter and be separated with thermal insulation layer, has the osculum that is communicated with described Machine Room and described evaporator room on the described thermal insulation layer, it is characterized in that described osculum is flat pipeline.
2. refrigerator according to claim 1 is characterized in that, the area of outlet that described osculum is positioned at described Machine Room side is littler than the area of the inflow entrance that is positioned at described vaporization chamber side.
3. refrigerator according to claim 1, it is characterized in that, the flat pipeline of described osculum is stepped, described flat pipeline begins to be predetermined angle incline ground with the direction towards the Machine Room from the inflow entrance that is positioned at described evaporator room and prolongs, and links to each other with the outlet that is positioned at described Machine Room.
4. refrigerator according to claim 1 is characterized in that, further is provided with a grade portion in the flat pipeline of described osculum.
5. according to any described refrigerator of claim 1-4, it is characterized in that the outlet that described osculum is positioned at described Machine Room is arranged on the position of the projection top of leaving described compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201998453U CN201126291Y (en) | 2007-12-10 | 2007-12-10 | Refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201998453U CN201126291Y (en) | 2007-12-10 | 2007-12-10 | Refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201126291Y true CN201126291Y (en) | 2008-10-01 |
Family
ID=39999759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201998453U Expired - Fee Related CN201126291Y (en) | 2007-12-10 | 2007-12-10 | Refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201126291Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539674A (en) * | 2018-11-01 | 2019-03-29 | Tcl家用电器（合肥）有限公司 | Refrigerator air cooling evaporator frost-removal structure and refrigerator |
| CN111380273A (en) * | 2018-12-29 | 2020-07-07 | 青岛海尔特种电冰柜有限公司 | Drainage structure and horizontal freezer |
| CN111609630A (en) * | 2019-02-26 | 2020-09-01 | 青岛海尔电冰箱有限公司 | Refrigerator with fan in middle of evaporator |
-
2007
- 2007-12-10 CN CNU2007201998453U patent/CN201126291Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539674A (en) * | 2018-11-01 | 2019-03-29 | Tcl家用电器（合肥）有限公司 | Refrigerator air cooling evaporator frost-removal structure and refrigerator |
| CN111380273A (en) * | 2018-12-29 | 2020-07-07 | 青岛海尔特种电冰柜有限公司 | Drainage structure and horizontal freezer |
| CN111609630A (en) * | 2019-02-26 | 2020-09-01 | 青岛海尔电冰箱有限公司 | Refrigerator with fan in middle of evaporator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081001 Termination date: 20111210 |