KR0152862B1 - Humidity control device of a refrigerator - Google Patents

Humidity control device of a refrigerator

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Publication number
KR0152862B1
KR0152862B1 KR1019960000511A KR19960000511A KR0152862B1 KR 0152862 B1 KR0152862 B1 KR 0152862B1 KR 1019960000511 A KR1019960000511 A KR 1019960000511A KR 19960000511 A KR19960000511 A KR 19960000511A KR 0152862 B1 KR0152862 B1 KR 0152862B1
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KR
South Korea
Prior art keywords
cold air
evaporator
refrigerator
water
vegetables
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Application number
KR1019960000511A
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Korean (ko)
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KR970059687A (en
Inventor
윤주한
최용복
구자형
Original Assignee
구자홍
엘지전자주식회사
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Application filed by 구자홍, 엘지전자주식회사 filed Critical 구자홍
Priority to KR1019960000511A priority Critical patent/KR0152862B1/en
Publication of KR970059687A publication Critical patent/KR970059687A/en
Application granted granted Critical
Publication of KR0152862B1 publication Critical patent/KR0152862B1/en

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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
    • F25D23/00—General constructional features
    • 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
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04—Treating air flowing to refrigeration compartments
    • F25D2317/041—Treating air flowing to refrigeration compartments by purification
    • F25D2317/0413—Treating air flowing to refrigeration compartments by purification by humidification
    • F25D2317/04131—Control means therefor

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  • 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)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

본 발명은 냉장고의 온습도조절장치에 관한 것으로, 종래에는 증발기(6)에서 형성된 냉기가 내부를 순환하는 과정에서 보관된 식품이나 야채 등에서 증발된 수분이 냉기와 함께 순환하게 되면서 수분이 증발기(6)를 경유하는 과정에서 착상하게 되며 착상된 수분은 제상히터에 이해 제상되는 과정을 반복하면서 보관된 식품이나 야채등이 수분을 잃게 되어 건조하게 될 뿐만 아니라 증발기에 형성되는 제상량이 증가하게 되어 제상히터 작동시간의 증가로 에너지효율을 저하시키는 문제점이 있었는 바, 본 발명은 냉장실(2)의 식품이나 야채 등에서 증발된 수분이 증발기에 착상되는 것을 억제하고 냉장실(2)내로 재유입, 순환시켜 냉장실(2)내를 고습상태로 유지함으로써 제상에 따른 에너지의 소모를 감소시켜 에너지 효율을 높이고, 보관되는 식품이나 야채 등의 수분증발을 억제하여 신선한 상태로 보다 오래 보관할 수 있도록 한 것이다.The present invention relates to a temperature and humidity control apparatus of a refrigerator, and in the related art, moisture evaporates while water evaporated from food or vegetables stored in a process in which cold air formed in the evaporator 6 circulates together with cold air. In the process of passing through the process, the water is implanted and the water defrosted is repeatedly defrosted in the defrost heater, and the stored foods and vegetables lose moisture, as well as drying, and the amount of defrost formed in the evaporator increases. The present invention has a problem of lowering energy efficiency due to an increase in operating time. The present invention prevents water evaporated from food or vegetables in the refrigerator compartment 2 from being implanted in the evaporator, and reflows and circulates the refrigerator compartment 2 into the refrigerator compartment (2). 2) By keeping the inside in a high humidity state to reduce the consumption of energy due to defrost to increase energy efficiency, and to keep food or It suppresses the evaporation of water such as vegetables, so that it can be stored longer in a fresh state.

Description

냉장고의 온습도조절장치Temperature and humidity controller of the refrigerator

제1도는 일반적인 냉장고의 구조를 도시한 단면도.1 is a cross-sectional view showing the structure of a typical refrigerator.

제2도는 본 발명의 냉장고 온습도조절장치를 도시한 사시도.2 is a perspective view showing a refrigerator temperature and humidity control apparatus of the present invention.

제3도는 종래의 냉장고와 본 발명을 적용시킨 냉장고의 수분증발량을 실험치로 나타낸 그래프.3 is a graph showing the moisture evaporation amount of the conventional refrigerator and the refrigerator to which the present invention is applied as an experimental value.

제4도는 종래의 냉장고와 본 발명을 적용시킨 냉장고의 착상량을 실험치로 나타낸 그래프.4 is a graph showing the amount of implantation of the conventional refrigerator and the refrigerator to which the present invention is applied as an experimental value.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

5' : 베리어부재 18 : 유로벽5 ': Barrier member 18: Euro wall

19 : 온습도교환필터부재 A,B,C : 냉기유로19: temperature and humidity exchange filter member A, B, C: cold air flow path

본 발명은 냉장고의 온습도조절장치에 관한 것으로, 특히 냉장고내부를 고습상태로 유지하여 보관되는 식품 및 야채 등의 수분증발을 억제할 뿐만아니라 증발기에 형성되는 제상량을 감소시킬 수 있는 냉장고의 온습도조절장치에 관한 것이다.The present invention relates to a temperature and humidity control apparatus of a refrigerator, and in particular, to control the temperature and humidity of the refrigerator, which can reduce the amount of defrost formed in the evaporator, as well as inhibit the evaporation of food and vegetables stored in the high humidity state. Relates to a device.

일반적으로 냉장고는 냉동싸이클을 이용한 것으로, 냉동싸이클 과정 중 증발기 과정에서 액체상태의 냉매가 기체상태의 냉매로 변환되면서 외부의 열을 흡수하는 것을 이용하여 상기 증발기를 냉장고내부에 설치함으로써 내부의 열을 흡수하여 내부를 냉각시키고 냉각된 냉기를 골고루 순환시켜 내부에 저장된 식품을 신선하게 보관하게 된다.In general, a refrigerator uses a freezing cycle. In the freezing cycle, a liquid refrigerant is converted into a gaseous refrigerant during the evaporator process and absorbs external heat, thereby installing the evaporator inside the refrigerator. It absorbs to cool the inside and circulates the cooled chill evenly to keep the food stored inside freshly.

상기 냉장고의 내부구조는, 제1도에 도시한 바와 같이, 중간 상측부에 단열칸막이로 형성된 베리어(5)의 상부로 냉동실(1)이 형성되고 하부로 냉장실(2)이 형성되며, 상기 냉장실(2)의 하부에 야채실(3)이 형성되어 있고, 상기 야채실(3)의 후부로 기계실(4)이 형성되어 있다.In the internal structure of the refrigerator, as shown in FIG. 1, a freezer compartment 1 is formed at an upper portion of the barrier 5 formed of a heat insulating partition in an upper middle portion thereof, and a freezer compartment 2 is formed at a lower portion thereof. The vegetable chamber 3 is formed in the lower part of (2), and the machine room 4 is formed in the rear part of the said vegetable chamber 3.

그리고 상기 냉동실(1)의 배면에 냉기를 유발시키는 증발기(6)와 증발기(6)에 의해 형성된 냉기를 내부로 순환시키는 냉각팬(7)이 형성되어 있고, 냉동실(1)의 하면에 냉동실(1)을 순환하여 상대적으로 더워진 냉기가 상기 증발기(6)로 재유입되는 냉동실냉기귀환유로(8)가 형성되어 있다.An evaporator 6 for causing cold air and a cooling fan 7 for circulating cold air formed by the evaporator 6 are formed on a rear surface of the freezer compartment 1, and a freezer compartment on the lower surface of the freezer compartment 1 is provided. A freezing chamber cold air return flow path 8 is formed through which 1) is circulated to allow relatively hot cold air to flow back into the evaporator 6.

그리고 상기 냉장실(2)은 다단으로 선반(9)이 형성되어 있고, 배면에 상기 증발기(6)와 연결되는 냉장실냉기유입유로(10)가 형성되어 있으며, 상기 냉장실냉기유입유로(10)에는 유입되는 냉기의 양을 조절하는 냉기공급댐퍼(11)가 설치되어 있고 또한 선반(9)의 각 층으로 냉기가 분배되도록 다수개의 분배공(10a)이 형성되어 있으며, 냉장실(2)의 상측으로 내부를 순환하여 상대적으로 더워진 냉기가 상기 증발기(6)로 재유입되는 냉장실냉기귀환유로(12)가 형성되어 있다.And the refrigerating chamber (2) is a multi-stage shelf (9) is formed, the refrigerator compartment cold air inlet flow path 10 is connected to the evaporator 6 is formed on the back, the cold compartment cold air inlet flow path (10) A cold air supply damper 11 for adjusting the amount of cold air is provided, and a plurality of distribution holes 10a are formed to distribute cold air to each layer of the shelf 9, and the upper side of the refrigerating chamber 2 A refrigeration chamber cold air return passage 12 through which the relatively hot cold air flows back into the evaporator 6 is formed.

그리고 상기 기계실(4)은 압축기(15), 응축기(미도시), 제상수받이(16) 등이 설치되며, 냉장고의 배면에는 상기 증발기(6)에서 형성된 제상수를 기계실(4)의 제상수받이(16)로 유입시키는 제상수배수유로(17)가 형성되어 있다.In the machine room 4, a compressor 15, a condenser (not shown), a defrosting water receiver 16, and the like are installed, and a defrost water formed in the evaporator 6 is disposed on the rear surface of the refrigerator. The defrost drainage flow path 17 which flows into the receiving base 16 is formed.

상기한 바와 같은 냉장고는 인가되는 전류에 의한 냉장고의 작동에 의해 증발기(6)에서 냉기가 형성되고 형성된 냉기는 냉각팬(7)에 의해 냉동실(1)로 분사되며, 분사된 냉기는 냉동실(1)를 순환하고 냉동실냉기귀환유로(8)를 통해 증발기(6)로 유입되어 재순환된다. 그리고 증발기(6)에서 형성된 냉기의 일부는 대류현상에 의해 냉장실냉기유입통로(10)를 통해 냉장실(2)로 유입되며, 냉장실(2)을 순환한 냉기는 냉장실냉기귀환유로(12)를 통해 증발기(6)로 유입되어 재순환하게 된다.In the refrigerator as described above, cold air is formed in the evaporator 6 by the operation of the refrigerator by the applied current, and the cold air is injected into the freezer compartment 1 by the cooling fan 7, and the injected cold air is stored in the freezer compartment 1. ) Is circulated and introduced into the evaporator 6 through the freezer compartment cold return channel 8 and recycled. Part of the cold air formed in the evaporator 6 is introduced into the refrigerating chamber 2 through the refrigerating chamber cold air inflow passage 10 by convection, and the cold air circulating in the refrigerating chamber 2 is passed through the refrigerating chamber cold air return passage 12. It enters the evaporator 6 and is recycled.

그러나 상기한 바와 같은 구조는 증발기(6)에서 형성된 냉기가 냉장실(2) 및 야채실(3)을 순환하는 과정에서 보관된 식품이나 야채에서 수분증발이 발생하여 증발된 수분이 냉기와 함께 순환하게 되며, 냉기와 함깨 순환되는 수분은 증발기(6)를 경유하는 과정에서 증발기(6)에 착상하게 되며, 착상된 수분은 제상히터(미도시)에 의해 제상되어 제상수배수유로(17)를 통해 제상수받이(16)에 고이게 된다.However, the structure as described above is caused by the evaporation of the water evaporated by the water evaporation occurs in the food or vegetables stored in the process of the cold air formed in the evaporator 6 circulates the refrigerator compartment (2) and the vegetable compartment (3). , The water circulated with the cold is implanted in the evaporator 6 in the process of passing through the evaporator 6, and the formed water is defrosted by a defrost heater (not shown) to be defrosted through the defrost drainage passage 17. It is accumulated on the water receiver 16.

상기한 바와 같은 과정을 반복하면서 보관된 식품이나 야채등이 수분을 잃게 되어 건조하게 될 뿐만아니라 증발기(6)에 형성되는 제상량이 증가하게 됨으로써 제상히터 작동시간의 증가로 에너지효율을 저하시키는 문제점이 있었다.Repeated process as described above, the stored food or vegetables lose moisture, not only dry, but also increase the amount of defrost formed on the evaporator (6) to reduce the energy efficiency by increasing the defrost heater operating time There was this.

따라서 본 발명의 목적은 냉장고내부를 고습상태로 유지하여 보관되는 식품 및 야채 등의 수분증발을 억제할 뿐만아니라 증발기에 형성되는 제상량을 감소시킬 수 있는 냉장고의 온습도조절장치를 제공함에 있다.Accordingly, an object of the present invention is to provide a temperature and humidity control apparatus for a refrigerator capable of reducing the amount of defrost formed in the evaporator as well as suppressing water vaporization of foods and vegetables stored in the refrigerator at high humidity.

상기한 바와 같은 본 발명의 목적을 달성하기 위하여 내부에 지그재그형의 유로벽을 설치하여 다수개의 냉기유로를 형성한 베리어부재와, 상기 유로벽에 닥나무소재로 형성되어 설치된 온습도교환필터부재를 구비하여 이루어짐을 특징으로 하는 냉장고의 온습도조절장치가 제공된다.In order to achieve the object of the present invention as described above, there is provided a barrier member having a plurality of zigzag flow path walls formed therein to form a plurality of cold air flow paths, and a temperature-humidity exchange filter member formed and formed of a mulberry material on the flow path wall. Provided is a temperature and humidity control apparatus for a refrigerator, which is characterized in that it is made.

이하 본 발명의 냉장고 온습도조절장치를 첨부도면에 도시한 실시예에 따라 설명하면 다음과 같다.Hereinafter, the refrigerator temperature and humidity control device of the present invention will be described according to an embodiment shown in the accompanying drawings.

본 발명의 냉장고 온습도조절장치는, 제2도에 도시한 바와 같이, 냉장고의 냉동실과 냉장실(2)을 분리하는 베리어(5)를 재구성하여 이루어진 것으로, 내부에 지그재그형으로 이루어진 유로벽(18)을 설치하여 다수개의 냉기유로(A,B,C)를 형성하고, 상기 유로벽(18)에 닥나무소재로 형성된 온습도교환필터부재(19)를 설치하여 이루어진다.Refrigerator temperature and humidity control apparatus of the present invention, as shown in Figure 2, is formed by reconfiguring the barrier (5) separating the freezer compartment and the refrigerator compartment (2) of the refrigerator, the zigzag-shaped flow path wall 18 therein It is formed by forming a plurality of cold air flow paths (A, B, C), it is made by installing a temperature and humidity exchange filter member 19 formed of a mulberry material on the flow path wall (18).

보다 상세히 설명하면, 상기 냉기유로(A,B,C)는 도면에 도시한 바와 같이 양측부에 형성되는 냉기유로(B)는 증발기(6)에서 형성된 냉기가 냉각팬(7)에 의해 냉동실(1)을 순환하고 증발기(6)로 재유입되게 유로를 연결하고, 중간부의 상측에 형성된 냉기유로(A)는 증발기(6)에서 형성된 냉기가 유입되어 냉장실(2)의 냉기를 조절하는 댐퍼(11)를 통해 냉장실(2)로 유입되게 유로를 형성하며, 중간부의 하측에 형성된 냉기유로(C)는 냉장실(2)을 순환한 냉기가 증발기(6)로 다시 유입되게 유로를 연결한다.In more detail, the cold air flow paths (A, B, C) is formed in both sides as shown in the cold air flow path (B) is the cold air formed in the evaporator (6) by the cooling fan (7) freezer compartment ( 1) is circulated and connected to the flow path to be re-introduced into the evaporator (6), the cold air flow path (A) formed on the upper side of the damper to control the cold air of the refrigerating chamber (2) by entering the cold air formed in the evaporator (6) A flow path is formed to flow into the refrigerating chamber 2 through 11), and the cold air flow path C formed at the lower side of the middle part connects the flow path such that the cold air circulated in the refrigerating chamber 2 flows back into the evaporator 6.

그리고 냉기가 냉장실(2)로 유입되는 냉기유로(A)와 냉장실(2)를 순환한 냉기가 증발기(6)로 유입되는 냉기유로(C)를 형성하는 유로벽(18)에 닥나무로 형성된 온습도교환필터부재(19)를 설치하여 증발기(6)에서 냉장실(2)로 유입되는 냉기와 냉장실(2)를 순환하여 증발실로 유입되는 냉기가 서로 접촉되게 된다.And the temperature and humidity formed by the mulberry in the flow path wall (18) that forms the cold air flow path (C) through which the cold air circulated in the cold compartment (A) and the cold compartment 2, the cold air flows into the refrigerating chamber (2) The exchange filter member 19 is installed to circulate the coolant flowing into the refrigerating chamber 2 from the evaporator 6 and the refrigerating chamber 2 to be brought into contact with each other.

상기한 바와 같은 본 발명의 냉장고 온습도조절장치의 작용효과를 설명하면 다음과 같다.Referring to the effect of the refrigerator temperature and humidity control apparatus of the present invention as described above are as follows.

본 발명의 냉장고 온습도조절장치는 냉장고의 작동에 의해 증발기(6)에서 냉기가 형성되면 냉각팬(7)에 의해 냉동실(1)내부로 유동하게 되고, 유동된 냉기는 냉동실(1)을 순환하여 베리어부재(5')의 양측에 형성된 냉기유로(B)를 통해 증발기(6)로 유입되어 재순환되며, 유동된 냉기의 일부는 중간부상측에 형성된 냉기유로를 통해 댐퍼(11)를 거쳐 냉장실(2)로 유입되고, 냉장실(2)로 유입된 냉기는 냉장실(2)을 순환하여 중간부하측에 형성된 냉기유로(C)를 통해 증발기(6)로 유입되어 재순환된다.In the refrigerator temperature and humidity control apparatus of the present invention, when cold air is formed in the evaporator 6 by the operation of the refrigerator, the refrigerator flows into the freezer compartment 1 by the cooling fan 7, and the flowed cold air circulates through the freezer compartment 1. Through the cold air flow path (B) formed on both sides of the barrier member (5 ') is introduced into the evaporator (6) and recycled, a portion of the cold air flows through the damper (11) through the cold air flow path formed on the upper side of the refrigerating chamber ( 2) flowed into the refrigerating chamber (2), the cold air circulates through the refrigerating chamber (2) through the cold air flow path (C) formed on the intermediate load side is introduced into the evaporator (6) and recycled.

상기 과정에서 냉장실(2)을 순환한 냉기는 냉장실(2)에 보관된 식품이나 야채에서 발생된 수분증발에 의해 많은 양의 수분을 내포하고 있고, 증발기(6)에서 베리어부재(5')의 중간부상측의 냉기유로(A)를 통해 냉장실(2)로 유입되는 냉기는 증발기(6)에서 수분이 착상된 건조한 상태이므로 베리어부재(5')에 형성된 중간부상,하측에 형성된 냉기유로(A,C)를 각각 통과하면서 열습도교환필터부재(19)를 통해 습도교환이 이루어지게 됨으로써 냉장실(2)에서 증발된 수분이 냉장실(2)로 재유입,순환되게 되어 내부를 고습의 상태로 유지하게 된다.The cold air circulated in the refrigerating compartment 2 in the above process contains a large amount of moisture by moisture evaporation generated from food or vegetables stored in the refrigerating compartment 2, and the evaporator 6 of the barrier member 5 ' The cold air flowing into the refrigerating chamber 2 through the cold air flow path A on the upper side of the middle part is a dry state in which moisture is implanted in the evaporator 6, and thus the cold air flow path A formed on the middle part of the barrier member 5 'and the lower part A Through the C and C, respectively, the humidity is exchanged through the heat and humidity exchange filter member 19, so that the water evaporated from the refrigerating compartment 2 is re-introduced and circulated to the refrigerating compartment 2, thereby maintaining the interior at high humidity. Done.

또한 냉장실(2)로 유입되는 냉기는 습도교환에 의해 건조한 상태로 증발기(6)로 유입되어 증발기(6)에 착상되는 성에의 양을 감소시키게 된다.In addition, the cold air flowing into the refrigerating chamber 2 is introduced into the evaporator 6 in a dry state by humidity exchange to reduce the amount of frost formed on the evaporator 6.

제3도는 수분증발량을 실험치로 나타낸 그래프이고, 제4도는 증발기에 착상되는 수분의 착상량을 실험치로 나타낸 그래프이다.3 is a graph showing the water evaporation amount as an experimental value, and FIG. 4 is a graph showing the water amount implanted in the evaporator as an experimental value.

상기한 바와 같이 본 발명은 냉장실(2)의 식품이나 야채 등에서 증발된 수분이 증발기(6)에 착상되는 것을 억제하고 냉장실(2)내로 재유입, 순환시켜 냉장실(2)내를 고습상태로 유지함으로써 제상에 따른 에너지의 소모를 감소시켜 에너지효율을 높이고, 보관되는 식품이나 야채 등의 수분증발을 억제하여 신선한 상태로 보다 오래 보관할 수 있는 효과가 있다.As described above, the present invention prevents moisture evaporated from food or vegetables in the refrigerator compartment 2 from being implanted in the evaporator 6, and reflows and circulates into the refrigerator compartment 2 to maintain the inside of the refrigerator compartment 2 in a high humidity state. By reducing the consumption of energy due to defrosting to increase the energy efficiency, there is an effect that can be stored longer in a fresh state by suppressing the evaporation of moisture such as food or vegetables to be stored.

Claims (1)

내부에 지그재그형의 유로벽을 설치하여 다수개의 냉기유로를 형성한 베리어부재와, 상기 유로벽에 닥나무소재로 형성되어 설치된 온습도교환필터부재를 구비하여 이루어짐을 특징으로 하는 냉장고의 온습도조절장치.A barrier member having a plurality of zigzag flow path walls formed therein to form a plurality of cold air flow paths, and a temperature / humidity exchange filter member formed and formed of a mulberry material on the flow path wall.
KR1019960000511A 1996-01-12 1996-01-12 Humidity control device of a refrigerator KR0152862B1 (en)

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