CN105466148A - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN105466148A
CN105466148A CN201511031549.8A CN201511031549A CN105466148A CN 105466148 A CN105466148 A CN 105466148A CN 201511031549 A CN201511031549 A CN 201511031549A CN 105466148 A CN105466148 A CN 105466148A
Authority
CN
China
Prior art keywords
refrigerating chamber
refrigerator
air door
humidity
refrigerator according
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
Application number
CN201511031549.8A
Other languages
Chinese (zh)
Inventor
董钦
吴敏
宫久玲
张海龙
薛苗苗
姜峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Co Ltd
Original Assignee
Qingdao Haier Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Haier Co Ltd filed Critical Qingdao Haier Co Ltd
Priority to CN201511031549.8A priority Critical patent/CN105466148A/en
Publication of CN105466148A publication Critical patent/CN105466148A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/003Arrangement or mounting of control or safety devices for movable devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042Air treating means within refrigerated spaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00Control issues
    • F25D2600/06Controlling according to a predetermined profile

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 which comprises a refrigerator body and a refrigeration system. The refrigerator body comprises a cold closet and an evaporator cavity. The refrigeration system comprises a compressor, an evaporator arranged in the evaporator cavity, an air inlet duct and an air return duct, wherein the cold closet and the evaporator cavity are communicated through the air inlet duct and the air return duct. An air return door is arranged between the air return duct and the cold closet, and when the temperature of the cold closet is smaller than or equal to a first preset temperature threshold value and the humidity of the cold closet is smaller than or equal to a first preset humidity threshold value, the air return door is closed. The refrigerator is low in energy consumption, uniform in refrigeration and capable of effectively keeping the freshness of food in the cold closet.

Description

Refrigerator
Technical field
The present invention relates to refrigeration plant, particularly a kind of refrigerator.
Background technology
At present, the design of refrigerator is that the cold air entering refrigerating chamber is controlled by inlet air door, but the return air of refrigerating chamber is all naturally circulate by system pressure.Like this, after temperature of refrigerating chamber reaches, inlet air door is closed, and the wind depended on pressure missionary society in refrigerating chamber continues to get back to evaporimeter chamber.Simultaneously owing to there is no the forced circulation of wind in refrigerating chamber, pressure in refrigerating chamber reduces, and the hot-air of refrigerator outside can enter refrigerating chamber by gasket etc., and temperature of refrigerating chamber is gone up, like this when temperature of refrigerating chamber goes back up to refrigerating chamber starting point, refrigerating chamber starts again refrigeration.In sum, this refrigerator is after refrigeration chamber terminates, and in refrigerating chamber, cold and air quantity all cannot keep, and the natural pressure mainly by cold air refluxes, and the utilization ratio of such cold is very low, and temp. in refrigerating chamber is uneven in addition.Therefore, the energy consumption of this refrigerator is higher, and it is uneven to freeze, and cannot keep the long-period freshness preserving of food.
Summary of the invention
The object of the present invention is to provide a kind of refrigerator, this energy consumption of refrigerator is lower, evenly freeze, and can effectively Keep cool room food fresh.
For achieving the above object, the present invention adopts following technical scheme:
A kind of refrigerator, described refrigerator comprises casing and refrigeration system, described casing comprises refrigerating chamber, evaporimeter chamber, wherein said refrigeration system comprises compressor, is located at the evaporimeter of described evaporimeter chamber, the wind inlet channel being communicated with described refrigerating chamber and described evaporator chamber and return airway, return air air door is set between described return airway and described refrigerating chamber, when described temperature of refrigerating chamber is less than or equal to the first preset temperature threshold value and described refrigerating chamber humidity is less than or equal to the first default humidity threshold, close described return air air door.
As further improved technical scheme of the present invention: be provided with in described refrigerating chamber for the temperature sensor of detected temperatures and the humidity sensor for detecting humidity.
As further improved technical scheme of the present invention: when the temperature in described refrigerating chamber is less than or equal to 8 DEG C, and when the humidity in described refrigerating chamber is less than or equal to 73%, blown by described wind inlet channel, close described return air air door.
As further improved technical scheme of the present invention: described return air air door is located in described return airway.
As further improved technical scheme of the present invention: described return airway is formed by backwind tube, described backwind tube is removably located at described casing.
As further improved technical scheme of the present invention: described backwind tube becomes bending, and vertically arranges.
As further improved technical scheme of the present invention: described wind inlet channel is formed by some ajutages.
As further improved technical scheme of the present invention: described refrigerator also comprises circuit control system, described circuit control system controls the opening and closing of described return air air door.
As further improved technical scheme of the present invention: be provided with inlet air door between described refrigerating chamber and described wind inlet channel.
As further improved technical scheme of the present invention: described refrigerator also comprises circuit control system, described circuit control system controls the opening angle of described inlet air door and the opening angle of described return air air door, and controls the closedown of described inlet air door and described return air air door.
Relative to prior art, technique effect of the present invention is:
Refrigerator of the present invention; refrigerating chamber return air is by return air airdoor control; in addition when described temperature of refrigerating chamber is less than or equal to the first preset temperature threshold value and described refrigerating chamber humidity is less than or equal to the first default humidity threshold; close described return air air door; thus when making temperature of refrigerating chamber reach cryogenic temperature and certain humidity; can Keep cool indoor cold air and pressure; extend the time of stopping process; reduce the percentage of refrigeration chamber; thus reduce the energy consumption of this refrigerator, make this refrigerator more energy-conservation.
The sinking time of cold air in time delay refrigerating chamber, realizes temp. in refrigerating chamber equal control in addition, thus improves the fresh-keeping of food in refrigerator.
Moreover, by the accurate control to temperature and humidity, reduce further the energy consumption of refrigerator, and make the fresh-keeping effect of food better.
Accompanying drawing explanation
Fig. 1 is the front view of the refrigerator that the embodiment of the present invention provides;
Fig. 2 is the rearview of the refrigerator that the embodiment of the present invention provides;
Fig. 3 is the front view of backwind tube in the refrigerator that provides of the embodiment of the present invention;
Fig. 4 is the right view of backwind tube in the refrigerator that provides of the embodiment of the present invention;
Fig. 5 is the control flow chart of the refrigerator that the embodiment of the present invention provides.
Detailed description of the invention
Describe the present invention below with reference to detailed description of the invention shown in the drawings.But these embodiments do not limit the present invention, the structure that those of ordinary skill in the art makes according to these embodiments, method or conversion functionally are all included in protection scope of the present invention.
In each embodiment, same or similar structure have employed identical label.
As shown in Figures 1 to 4, a kind of refrigerator, comprise casing 10 and refrigeration system, casing 10 comprises refrigerating chamber 12, evaporator chamber 16 Room, wherein refrigeration system comprises compressor (not shown), is located at the evaporimeter of evaporator chamber 16 Room, is communicated with wind inlet channel 18 and the return airway 20 of refrigerating chamber and evaporator chamber 16, return air air door 22 is set between return airway 20 and refrigerating chamber 12, in addition when refrigerating chamber 12 temperature is less than or equal to the first preset temperature threshold value and refrigerating chamber 12 humidity is less than or equal to the first default humidity threshold, close return air air door 22.
The refrigerator that this preferred embodiment provides; the return air of refrigerating chamber 12 is controlled by return air air door 22; in addition when refrigerating chamber 12 temperature is less than or equal to the first preset temperature threshold value and refrigerating chamber 12 humidity is less than or equal to the first default humidity threshold; close return air air door 22; thus when making refrigerating chamber 12 temperature reach cryogenic temperature and certain humidity; can cold air in Keep cool room 12 and pressure; extend the time of stopping process; reduce the percentage that refrigerating chamber 12 freezes; thus reduce the energy consumption of this refrigerator, make this refrigerator more energy-conservation.
The sinking time of cold air in time delay refrigerating chamber 12 in addition, realizes homogeneous temperature in refrigerating chamber 12 and controls, thus improves the fresh-keeping of food in refrigerator.
Moreover, by the accurate control to temperature and humidity, reduce further the energy consumption of refrigerator, and make the fresh-keeping effect of food better.Therefore, the energy consumption of refrigerator that this preferred embodiment provides is lower, evenly freeze, and can effectively Keep cool room 12 food fresh.
Refrigerator also comprises chamber door (not shown), and chamber door is located on casing 10 pivotly, and compressor is also arranged at casing 10.In this preferred embodiment, casing 10 also comprises refrigerating chamber 24, and refrigerating chamber 24 and refrigerating chamber 12 can be arranged side by side along the length direction of casing 10, certainly, also can adopt other arrangement form.
In addition, chamber door comprises the cold sotrage door (not shown) for opening and closing refrigerating chamber 12 and the door of refrigerator (not shown) for opening and closing refrigerating chamber 24, and cold sotrage door and door of refrigerator can adopt splits setting, and other also can be adopted to arrange form.
Further, be provided with in refrigerating chamber 12 for the temperature sensor (not shown) of detected temperatures and the humidity sensor (not shown) for detecting humidity.When temperature sensor detect refrigerating chamber 12 temperature be less than or equal to the first preset temperature threshold value and humidity sensor detect refrigerating chamber 12 humidity be less than or equal to first preset humidity threshold time, close return air air door 22, thus when making refrigerating chamber 12 temperature reach accurate cryogenic temperature and humidity, can cold air in Keep cool room 12 and pressure, reduce further the energy consumption of this refrigerator, and more effectively can ensure that the fresh-keeping effect of food.
In this preferred embodiment, the first preset temperature threshold value is 8 DEG C, and the first default humidity threshold is 73%.Concrete, when the temperature Tc in refrigerating chamber 12 is less than or equal to 8 DEG C, and when the humidity Rc in refrigerating chamber 12 is less than or equal to 73%, blown by wind inlet channel 18, close return air air door 22.
In this preferred embodiment, the control method of temperature of refrigerating chamber is, first cycle detection temperature of refrigerating chamber, until temperature of refrigerating chamber is less than or equal to the first preset temperature threshold value; Following recirculation detects refrigerating chamber humidity, until refrigerating chamber humidity is less than or equal to first preset humidity threshold; Finally close return air air door.
Concrete, with further reference to Fig. 5, first temperature sensor detects refrigerating chamber 12 temperature Tc, if temperature Tc is less than or equal to 8 DEG C, then next humidity sensor detects refrigerating chamber 12 humidity Rc, if temperature Tc is greater than 8 DEG C, then cycle detection temperature Tc, until temperature Tc is less than or equal to 8 DEG C.Then humidity sensor detects refrigerating chamber 12 humidity Rc, if humidity Rc is less than or equal to 73%, then closes return air air door, detects and terminate.If humidity Rc is greater than 73%, then cycle detection humidity Rc, until humidity Tc is less than or equal to 73%.
In this preferred embodiment, return airway 20 is formed by backwind tube 26, and backwind tube 26 is removably located at casing 10.So, make this refrigerator just on original architecture basics, increase a part, make structure simple, manufacturing cost is lower.In addition, backwind tube 26 is located at rotationally by return air air door 22, thus facilitates the adjustment of return air air door 22.
Concrete, backwind tube 26 one-tenth bending, and vertically arrange.Certainly, as is known to the person skilled in the art, other shape and other arrangement form can also be adopted.
Further, refrigerator also comprises circuit control system, and circuit control system controls the opening and closing of return air air door 22.Make the control of the opening and closing of return air air door 22 convenient, and can realize accurately controlling.
In this preferred embodiment, wind inlet channel 18 is formed by some ajutages 28.In addition, inlet air door (not shown) is provided with between refrigerating chamber 12 and wind inlet channel 18.Circuit control system controls the opening angle of inlet air door (not shown) and the opening angle of return air air door 22, and controls the closedown of inlet air door (not shown) and return air air door 22.Thus the temperature and humidity more accurately controlled in refrigerating chamber 12, effectively ensure that the long-period freshness preserving of food in refrigerating chamber 12 further.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to aforementioned embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in aforementioned each embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the present invention.

Claims (10)

1. a refrigerator, described refrigerator comprises casing and refrigeration system, described casing comprises refrigerating chamber, evaporimeter chamber, it is characterized in that, described refrigeration system comprises compressor, is located at the evaporimeter of described evaporimeter chamber, the wind inlet channel being communicated with described refrigerating chamber and described evaporator chamber and return airway, return air air door is set between described return airway and described refrigerating chamber, when described temperature of refrigerating chamber is less than or equal to the first preset temperature threshold value and described refrigerating chamber humidity is less than or equal to the first default humidity threshold, close described return air air door.
2. refrigerator according to claim 1, is characterized in that, is provided with for the temperature sensor of detected temperatures and the humidity sensor for detecting humidity in described refrigerating chamber.
3. refrigerator according to claim 2, is characterized in that, when the temperature in described refrigerating chamber is less than or equal to 8 DEG C, and when the humidity in described refrigerating chamber is less than or equal to 73%, is blown by described wind inlet channel, closes described return air air door.
4. refrigerator according to claim 1, is characterized in that, described return air air door is located in described return airway.
5. refrigerator according to claim 4, is characterized in that, described return airway is formed by backwind tube, and described backwind tube is removably located at described casing.
6. refrigerator according to claim 5, is characterized in that, described backwind tube becomes bending, and vertically arranges.
7. refrigerator according to claim 1, is characterized in that, described wind inlet channel is formed by some ajutages.
8. refrigerator according to claim 1, is characterized in that, described refrigerator also comprises circuit control system, and described circuit control system controls the opening and closing of described return air air door.
9. refrigerator according to claim 1, is characterized in that, is provided with inlet air door between described refrigerating chamber and described wind inlet channel.
10. refrigerator according to claim 9, it is characterized in that, described refrigerator also comprises circuit control system, and described circuit control system controls the opening angle of described inlet air door and the opening angle of described return air air door, and controls the closedown of described inlet air door and described return air air door.
CN201511031549.8A 2015-12-31 2015-12-31 Refrigerator Pending CN105466148A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201511031549.8A CN105466148A (en) 2015-12-31 2015-12-31 Refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201511031549.8A CN105466148A (en) 2015-12-31 2015-12-31 Refrigerator

Publications (1)

Publication Number Publication Date
CN105466148A true CN105466148A (en) 2016-04-06

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CN201511031549.8A Pending CN105466148A (en) 2015-12-31 2015-12-31 Refrigerator

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112393498A (en) * 2019-08-16 2021-02-23 青岛海尔电冰箱有限公司 Control method of air-cooled refrigerator and air-cooled refrigerator

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4296611A (en) * 1978-12-08 1981-10-27 General Electric Company Household refrigerator air flow control and method
KR0176933B1 (en) * 1996-08-26 1999-10-01 구자홍 Cold air control apparatus of a refrigerator
CN102287986A (en) * 2011-07-01 2011-12-21 合肥美的荣事达电冰箱有限公司 Air cooling refrigerator and control method thereof
CN104501501A (en) * 2014-12-29 2015-04-08 合肥美的电冰箱有限公司 Air-cooled refrigerator
CN104534776A (en) * 2014-12-29 2015-04-22 合肥美的电冰箱有限公司 Air-cooled refrigerator
CN204739826U (en) * 2015-06-29 2015-11-04 合肥美菱股份有限公司 Mechanical return air throttle setting and refrigerator of refrigerator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4296611A (en) * 1978-12-08 1981-10-27 General Electric Company Household refrigerator air flow control and method
KR0176933B1 (en) * 1996-08-26 1999-10-01 구자홍 Cold air control apparatus of a refrigerator
CN102287986A (en) * 2011-07-01 2011-12-21 合肥美的荣事达电冰箱有限公司 Air cooling refrigerator and control method thereof
CN104501501A (en) * 2014-12-29 2015-04-08 合肥美的电冰箱有限公司 Air-cooled refrigerator
CN104534776A (en) * 2014-12-29 2015-04-22 合肥美的电冰箱有限公司 Air-cooled refrigerator
CN204739826U (en) * 2015-06-29 2015-11-04 合肥美菱股份有限公司 Mechanical return air throttle setting and refrigerator of refrigerator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112393498A (en) * 2019-08-16 2021-02-23 青岛海尔电冰箱有限公司 Control method of air-cooled refrigerator and air-cooled refrigerator
CN112393498B (en) * 2019-08-16 2022-05-20 青岛海尔电冰箱有限公司 Control method of air-cooled refrigerator and air-cooled refrigerator

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Application publication date: 20160406

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