CN2655139Y - Direct cooling refrigerator with cold air curtain - Google Patents
Direct cooling refrigerator with cold air curtain Download PDFInfo
- Publication number
- CN2655139Y CN2655139Y CN 200320106960 CN200320106960U CN2655139Y CN 2655139 Y CN2655139 Y CN 2655139Y CN 200320106960 CN200320106960 CN 200320106960 CN 200320106960 U CN200320106960 U CN 200320106960U CN 2655139 Y CN2655139 Y CN 2655139Y
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- Prior art keywords
- air
- refrigerator
- chamber
- fan
- air channel
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- Expired - Lifetime
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model relates to a refrigerator, in particular to a direct freezing refrigerator, comprising a refrigerator chamber and a door body; a cold wind recirculation device is positioned in the chamber; a wind path communicated with the chamber is positioned in the inner wall of the chamber; a fan is arranged in the wind path or at the end of the wind path; when the refrigerator door is opened, the refrigeration curtain is formed before the refrigerator chamber; the temperature inside the refrigerator is not greatly changed. The utility model has the advantages that the refrigeration curtain structure is simple; the cost is low; the utility model is widely applicable to the direct refrigerator production field.
Description
Technical field
The utility model relates to a kind of refrigerator, specifically, relates to a kind of direct cooling refrigerator.
Background technology
Refrigerator of the prior art mainly is divided into direct-cooled and air-cooled two big classes, no matter but direct-cooled or air-cooled, when refrigerator open, all can cause fluctuations in indoor temperature, if temperature fluctuation is excessive, temperature rise is too high, can influence the storage quality of food.Have data to show that changing significantly of temperature is to cause oppressing perishable main cause, fruit or vegetable type food also can cause the minimizing of vitamin content because of respiratory variation.For addressing the above problem, cold air air curtain scheme has been proposed, promptly when refrigerator doors is opened, in refrigerator, especially form the circulation of cold wind at opening part, just as air curtain, the influence that can effectively avoid the refrigerator chamber temp to be opened the door like this, thus the fresh-keeping function of refrigerator is provided.Such scheme mainly uses on wind cooling refrigerator at present.
Summary of the invention
The utility model provides a kind of can form a cold air curtain before the refrigerator chamber when refrigerator doors is opened, thereby the temperature in the refrigerator can not change too big direct cooling refrigerator when refrigerator doors is opened.
Technical scheme with direct cooling refrigerator of cold air air curtain of the present utility model is such: it comprises refrigerator chamber and door body, the cold wind EGR is set in chamber, the air channel that is communicated with chamber is set on the inwall of chamber, in the air channel or the port fan is set, fan is set to the brush DC fan, itself and the chamber inner wall back side are in a certain angle, fan is arranged on inner port place, air channel, the chamber inner wall back side, the inner port at the corresponding inwall back side, air channel is an air inlet, the air channel is an air outlet to the external port of the body of answering the door, air outlet has a plurality of, it evenly distributes, fan is arranged on the outside of the inner port in air channel, the seal closure that its outer setting is communicated with the air channel, and an end of seal closure is communicated with the air channel, the other end is set to air inlet, air outlet has a plurality of, and it evenly divides the effect switch of punka to be arranged on the inwall near the door body, its closed and the opening and closing that disconnect the body of answering the door.
Fan also can be arranged on the outside of the inner port in air channel, the seal closure that its outer setting is communicated with the air channel, and a port of seal closure is communicated with the air channel, and the other end is set to air inlet.
Air channel in the chamber also can be arranged on the side of chamber inner wall, and fan is arranged on the chamber inner wall back side of air channel inner port correspondence.
Air channel in the chamber also can be arranged on the bottom surface of chamber inner wall, and fan is arranged on the chamber inner wall back side of air channel inner port correspondence.
Adopt technology of the present utility model, form the cold air air curtain on the surface of refrigerator, make effectively food in the refrigerator when refrigerator doors is opened and extraneous hot-air separate.
Description of drawings
Fig. 1 is the structural representation of embodiment 1 of the present utility model.
Fig. 2 is that the A-A of the utility model embodiment 1 is to cutaway view.
The specific embodiment
Refrigerator of the present utility model comprises refrigerator chamber 7 and door body 6, the cold wind EGR is set in chamber 7, the air channel 4 that is communicated with chamber 7 is set on the inwall of chamber 7, in air channel 4 or the port fan 2 is set, fan 2 is set to the brush DC fan, itself and the chamber 7 inwall back sides are in a certain angle, fan 2 is arranged on inner port place, air channel, the chamber 7 inwall back side, the inner port at the corresponding inwall back side, air channel is an air inlet, the answer the door external port of body 6 of 4 pairs in air channel is an air outlet, air outlet has a plurality of, it evenly distributes, fan is arranged on the outside of the inner port in air channel, the seal closure that its outer setting is communicated with air channel 4, and an end of seal closure is communicated with the air channel, the other end is set to air inlet, air outlet has a plurality of, and it evenly divides the effect switch of punka to be arranged on the inwall near the door body, its closed and the opening and closing that disconnect the body of answering the door.
Fan 2 also can be arranged on the outside of the inner port in air channel, the seal closure that its outer setting is communicated with the air channel, and a port of seal closure is communicated with the air channel, and the other end is set to air inlet.
Air channel in the chamber also can be arranged on the side of chamber inner wall, and fan is arranged on the chamber inner wall back side of air channel inner port correspondence.
Air channel in the chamber also can be arranged on the bottom surface of chamber inner wall, and fan is arranged in the chamber of air channel inner port correspondence
Adopt technology of the present utility model, form the cold air air curtain on the surface of refrigerator, make effectively food in the refrigerator when refrigerator doors is opened and extraneous hot-air separate.When opening refrigerator doors, the temperature in the refrigerator can not fluctuate too big like this, can not have influence on the storage quality of the food of storage in the refrigerator chamber yet, thereby has improved the fresh-keeping function of refrigerator;
Embodiment 1:
The air channel of the cold wind EGR of present embodiment is arranged on the end face of chamber 7 inwalls.
The fan 2 of refrigerator of the present utility model is arranged on the outside at inner port place in the air channel, top 4 of chamber 7, fan 2 becomes 35 degree angles with the rear portion of refrigerator, fan 2 is provided with seal closure 3, one port of seal closure 3 is communicated with air channel 4, the another port is set to air inlet 1, the angle that fan 2 becomes with the rear portion makes the cold air in the chamber 7 can form circulation when fan 2 actions, the effect switch of fan 2 is arranged on the inwall of close door body 6, its closure and the opening and closing that disconnect the body 6 of answering the door, it is by refrigerator door 6 controls, when refrigerator door 6 is opened, fan 2 starts, because it is arranged in the fan guard 3, the wind of fan 2 will form certain pressure, the air inlet 1 of cold air in the chamber 7 from fan guard 3 can be sucked, gush out from air outlet 5, because the mouth of air outlet 5 downwards and be a plurality of refrigerator tops that are evenly distributed on, cold air will be through the front surface of chamber 7, because the suction cold air that blows formation of fan 2 reenters air channel 4 from the air inlet 1 of fan guard 3 again, cold air comes out to reenter from the bottom air channel 4 of refrigerator from the top of the chamber 7 of refrigerator like this, to form one deck circulating cold air layer in the surface of refrigerator doors, as a door curtain, the hot-air of food in the refrigerator and refrigerator outside is separated, like this when opening refrigerator doors, temperature in the refrigerator can not fluctuate too big, can not have influence on the storage quality of the food of storage in the refrigerator chamber 7 yet, thereby improve the fresh-keeping function of refrigerator; When refrigerator doors 6 was closed, fan 2 failed, and was a common direct cooling refrigerator.The brush DC fan that the utility model adopts has been realized that turning to of wind sucks and turn to and has been blown out, made the cold wind circulation of wind in the chamber of refrigerator become possibility.
Embodiment 2:
The air channel of present embodiment is arranged on the left surface of refrigerator chamber.
Fan is arranged on the centre at the back side, left side of refrigerator and the back side of refrigerator is 30 degree angles, be arranged on the inner port place in air channel on the fan, the inner port in air channel is an air inlet, its inner port is trapezoidal, be complementary with fan, external port is an air outlet, the angle that fan becomes with the rear portion makes the cold air in the chamber can form circulation when fan moves, the shared effect switch of illuminating lamp in fan and the refrigerator chamber, when refrigerator doors is opened, starting fan, because it is arranged on the trapezoidal inner port place, air channel that matches, the wind of fan will form certain pressure, the air inlet of cold air in the chamber from the air channel can be sucked, gush out from air outlet, because the mouth of air outlet to the right and be a plurality of, cold air will pass through the front surface of refrigerator chamber from left to right, because the suction cold air that blows formation of fan reenters the air channel from the air inlet in air channel again then, the cold air air channel of refrigerator of coming out to reenter from the left side of the chamber of refrigerator like this from the right side, to form one deck circulating cold air layer in the surface of refrigerator doors, as a door curtain, the hot-air of food in the refrigerator and refrigerator outside is separated, like this when opening refrigerator doors, temperature in the refrigerator can not fluctuate too big, can not have influence on the storage quality of the food of storage in the refrigerator chamber yet, thereby improve the fresh-keeping function of refrigerator.
Embodiment 3:
The air channel of present embodiment is arranged on the bottom surface of chamber inner wall.
Fan is arranged on the centre at the back side, below of refrigerator and the back side of refrigerator is 25 degree angles, fan is provided with seal closure, one port of seal closure is communicated with the air channel, the another port is provided with air inlet, the angle that fan becomes with the rear portion makes the cold air in the refrigerating chamber can form circulation when fan moves, the switch of fan is controlled by refrigerator doors, when refrigerator doors is opened, starting fan, because it is arranged in the fan guard, the wind of fan will form certain pressure, the air inlet of cold air in the chamber from fan guard can be sucked, gush out from the air outlet in air channel, because the mouth of air outlet makes progress and is a plurality of bottoms that are evenly distributed on refrigerator, cold air will pass through the front surface of chamber from bottom to up, because the suction cold air that blows formation of fan reenters the air channel from the air inlet of fan guard again then, the cold air air channel of refrigerator of coming out to reenter from the bottom of the chamber of refrigerator like this from top, to form one deck circulating cold air layer in the surface of refrigerator doors, as a door curtain, the hot-air of food in the refrigerator and refrigerator outside is separated, like this when opening refrigerator doors, temperature in the refrigerator can not fluctuate too big, can not have influence on the storage quality of the food of storage in the refrigerator chamber yet, thereby improve the fresh-keeping function of refrigerator.
Cold air air curtain of the present utility model is simple in structure, and cost is the end relatively, can be widely used in the production field of direct cooling refrigerator.
Claims (9)
1, a kind of direct cooling refrigerator with cold air air curtain, it comprises refrigerator chamber and door body, it is characterized in that: the cold wind EGR is set in chamber.
2, the direct cooling refrigerator with cold air air curtain according to claim 1 is characterized in that: the air channel be communicated with chamber is set on the inwall of chamber, in the air channel or the port fan is set.
3, the direct cooling refrigerator with cold air air curtain according to claim 2, it is characterized in that: the air channel is arranged on the end face of chamber inner wall.
4, the direct cooling refrigerator with cold air air curtain according to claim 2, it is characterized in that: the air channel is arranged on the side of chamber inner wall.
5, the direct cooling refrigerator with cold air air curtain according to claim 2, it is characterized in that: the air channel is arranged on the bottom surface of chamber inner wall.
6, according to claim 3 or 4 or 5 described direct cooling refrigerators with cold air air curtain, it is characterized in that: fan is set to the brush DC fan, and itself and the chamber inner wall back side are in a certain angle.
7, the direct cooling refrigerator with cold air air curtain according to claim 6, it is characterized in that: fan is arranged on inner port place, air channel, the chamber inner wall back side, and the inner port at the corresponding inwall back side, air channel is an air inlet, and the air channel is an air outlet to the external port of the body of answering the door, air outlet has a plurality of, and it evenly distributes.
8, the direct cooling refrigerator with cold air air curtain according to claim 6, it is characterized in that: fan is arranged on the outside of the inner port in air channel, the seal closure that its outer setting is communicated with the air channel, one end of seal closure is communicated with the air channel, the other end is set to air inlet, air outlet has a plurality of, and it evenly distributes.
9, the direct cooling refrigerator with cold air air curtain according to claim 1 is characterized in that: the effect switch of fan is arranged on the inwall of close door body, its closure and the opening and closing that disconnect the body of answering the door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320106960 CN2655139Y (en) | 2003-11-06 | 2003-11-06 | Direct cooling refrigerator with cold air curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320106960 CN2655139Y (en) | 2003-11-06 | 2003-11-06 | Direct cooling refrigerator with cold air curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2655139Y true CN2655139Y (en) | 2004-11-10 |
Family
ID=34341989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320106960 Expired - Lifetime CN2655139Y (en) | 2003-11-06 | 2003-11-06 | Direct cooling refrigerator with cold air curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2655139Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111880594A (en) * | 2020-08-11 | 2020-11-03 | 山东特检计量检测有限公司 | Medical fridge of reduction humiture fluctuation |
-
2003
- 2003-11-06 CN CN 200320106960 patent/CN2655139Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111880594A (en) * | 2020-08-11 | 2020-11-03 | 山东特检计量检测有限公司 | Medical fridge of reduction humiture fluctuation |
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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 | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20131106 Granted publication date: 20041110 |