KR970070784A - Heat dissipation device of air-conditioning unit for both cooling and heating - Google Patents

Heat dissipation device of air-conditioning unit for both cooling and heating Download PDF

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Publication number
KR970070784A
KR970070784A KR1019960012364A KR19960012364A KR970070784A KR 970070784 A KR970070784 A KR 970070784A KR 1019960012364 A KR1019960012364 A KR 1019960012364A KR 19960012364 A KR19960012364 A KR 19960012364A KR 970070784 A KR970070784 A KR 970070784A
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KR
South Korea
Prior art keywords
refrigerant
low
temperature
capillary tube
pressure
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KR1019960012364A
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Korean (ko)
Inventor
구남식
Original Assignee
구자홍
Lg 전자주식회사
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Application filed by 구자홍, Lg 전자주식회사 filed Critical 구자홍
Priority to KR1019960012364A priority Critical patent/KR970070784A/en
Publication of KR970070784A publication Critical patent/KR970070784A/en

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Abstract

본 발명은 냉매싸이클을 순환중인 일부 냉매를 바이패스시켜 콘트롤부의 방열판을 방열하므로서 발열량이 큰 전자부품의 파손이나 회로동작상의 오동작을 미연에 방지하도록 한 냉, 난방겸용 공기조화기의 방열장치에 관한 것으로, 냉매가스를 고온, 고압으로 압축시키는 압축기(1)와, 압축기(1)에서 이송된 고온, 고압의 냉매가스를 팬(3)으로 방열시켜 점자적으로 고온, 고압의 액체상태로 상변화시키는 응축기(2)와, 응축기(2)에서 고온, 고압의 액체상태로 상변화되어 이송된 냉매를 저온, 저압의 액체 및 기체상태로 감압하는 제2모세관(4)과, 제2모세관(4)에서 이송된 저온, 저압의 액체 및 기체상태의 냉매가 통과된 뒤 역류되지 않도록 하는 첵크밸브(5)와, 첵크밸브(5)를 통과한 저온, 저압의 액체 및 기체상태의 냉매를 통과시키면서 블로어(7)에 의하여 증발되어 주변열을 빼앗아 외부온도를 낮은 온도로 유지시키는 동시에 증발된 냉매 가스를 다시 압축기(1)로 이송시키도록 하는 증발기(6)와, 제2모세관(4)과 증발기(6)사이에 설치되어 난방운전시 저온, 저압의 액체상태로 감압하는 제1모세관(8)과, 압축기(1), 응축기(2) 및 증발기(6)를 상호 연결하여 냉매의 흐름을 전환시켜서 냉, 난방이 되도록 하는 사방밸브(9)와, 응축기(2) 또는 증발기(6)에서 회수되는 냉매이 액체와 기체를 분리하여 기체냉매만을 압축기(1)로 공급되도록 사방밸브(9)에 연결되는 어큐물레이터(10)와, 제1모세관(8)과 제2모세관(4)사이에 설치되어 냉방운전시 감압된 저온, 저압의 냉매를 바이패스시키도록 개폐되는 조절밸브(11)와, 냉매운전시 제2모세관(4)에서 이송되어 바이패스되는 일부 냉매를 다시 감압하도록 하는 제3모세관(12)과, 제3모세관(12)을 통과하면서 감압된 냉매에 의하여 전자부품(14)의 과열을 방열시킨 뒤 어큐물레이터(l0)로 이송되도록 하는 방열수단(13)으로 냉, 난방겸용 공기조화기의 방열장치를 구성한다.The present invention relates to a heat dissipating device for a cooling / heating air conditioner, which prevents a breakdown of electronic components with a large heat generation amount or a malfunction in a circuit operation by bypassing a circulating refrigerant in a refrigerant cycle, A compressor 1 for compressing the refrigerant gas to a high temperature and a high pressure; and a high-temperature and high-pressure refrigerant gas delivered from the compressor 1 to heat the refrigerant gas into the fan 3, A second capillary tube 4 for decompressing the refrigerant transferred in phase to the high temperature and high pressure liquid state in the condenser 2 to a low temperature and low pressure liquid and gaseous state and a second capillary tube 4 A check valve 5 for preventing the low-temperature, low-pressure liquid and the gaseous refrigerant transferred from the check valve 5 from flowing back after passing through the check valve 5, and a low-temperature, low-pressure liquid and gaseous refrigerant passing through the check valve 5 By the blower (7) An evaporator 6 for evaporating the evaporated refrigerant gas to depress ambient heat to maintain the external temperature at a low temperature and transfer the evaporated refrigerant gas to the compressor 1 and a second evaporator 6 installed between the second capillary tube 4 and the evaporator 6. [ The first capillary tube 8 is connected to the compressor 1, the condenser 2 and the evaporator 6 to switch the flow of the refrigerant to be cooled and heated. And an accumulator (10) connected to the four-way valve (9) so as to separate the refrigerant liquid from the gas and supply only the gas refrigerant to the compressor (1) A control valve 11 installed between the first capillary tube 8 and the second capillary tube 4 to be opened and closed to bypass the low-temperature and low-pressure refrigerant decompressed during the cooling operation, A third capillary tube 12 for reducing the pressure of the refrigerant transferred and bypassed from the first capillary tube 4, A radiator 13 for radiating overheating of the electronic component 14 by the reduced refrigerant passing through the third capillary tube 12 and transferring the refrigerant to the accumulator 10, A heat dissipating device is constructed.

Description

냉, 난방겸용 공기조화기의 방열장치Heat dissipation device of air-conditioning unit for both cooling and heating

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제2도는 본 발명 냉, 난방겸용 공기조화기의 냉, 난방싸이클도, 제3도는 본 발명 방열판을 발췌한 사시도.FIG. 2 is a cooling / heating cycle diagram of the air conditioner for cooling / heating according to the present invention, and FIG. 3 is a perspective view illustrating the heat sink of the present invention.

Claims (2)

냉매가스를 고온, 고압으로 압축시키는 압축기와, 압축기에서 이송된 고온, 고압의 냉매가스를 팬으로 방열시켜 접자적으로 고온, 고압의 액체상태로 상변화시키는 응축기와, 응축기에서 고온, 고압의 액체상태로 상변화되어 이송된 냉매를 저온, 저압의 액체 및 기체상태로 감압하는 제2모세관과, 제2모세관에서 이송된 저온, 저압의 액체 및 기체상태의 냉매가 통과된 뒤 역류되지 않도록 하는 첵크밸브와, 첵크밸브를 통과한 저온, 저압의 액체 및 기체상태의 냉매를 통과시키면서 블로어에 의하여 증발되어 주변열을 빼앗아 외부온도를 낮은 온도로 유지시키는 동시에 증발된 냉매가스를 다시 압축기로 이송시키도록 하는 증발기와, 제2모세관과 증발기 사이에 설치되어 난방운전시 저온, 저압의 액체 상태로 감압하는 제1모세관과, 압축기, 응축기 및 증발기를 상호 연결하여 냉매의 흐름을 전환시켜서 냉, 난방이 되도록 하는 사방밸브와, 응축기 또는 증발기에서 회수되는 냉매의 액체와 기체를 분리하여 기체냉매만을 압축기로 공급되도록 사방밸브에 연결되는 어큐물레이터와, 제1모세관과 제2모세관사이에 설치되어 냉방운전시 감압된 저온, 저압의 냉매를 바이패스시키도록 개폐되는 조절밸브와, 냉방운전시 제2모세관에서 이송되어 바이패스되는 일부 냉매를 다시 감압하도록 하는 제3모세관과, 제3모세관을 통과하면서 감압된 냉매에 의하여 전자부품의 과열을 방열시킨 뒤 어큐물레이터로 이송되도록하는 방열수단으로 구성한 것을 특징으로 하는 냉, 난방겸용 공기조화기의 방열장치.A compressor for compressing the refrigerant gas to a high temperature and a high pressure; a condenser for phase-changing the high-temperature and high-pressure refrigerant gas transferred from the compressor to a high-temperature and high- A second capillary for decompressing the refrigerant transferred in phase to the low-temperature and low-pressure liquid and the gaseous state, and a low-temperature, low-pressure liquid and gaseous refrigerant transferred from the second capillary, The refrigerant gas is evaporated by the blower while passing the low temperature, low pressure liquid and the gaseous refrigerant passing through the valve and the check valve so as to keep the external temperature at a low temperature and to transfer the evaporated refrigerant gas to the compressor again A first capillary which is installed between the second capillary and the evaporator and reduces the pressure to a low-temperature and low-pressure liquid state during the heating operation, A four-way valve that connects the evaporators to each other to convert the flow of the refrigerant to be cooled and heated; an accumulator connected to the four-way valve so as to separate only the liquid refrigerant from the refrigerant recovered in the condenser or the evaporator, A control valve provided between the first capillary and the second capillary and opened and closed to bypass the low-temperature and low-pressure refrigerant depressurized during the cooling operation, and a control valve connected to the second capillary to bypass the refrigerant, And a radiating means for radiating overheating of the electronic component by the refrigerant passing through the third capillary tube and reducing the pressure of the refrigerant to be delivered to the accumulator. Heat sink. 제1항에 있어서, 상기 방열수단은 일측면에 부착된 콘트롤부의 전자부품의 방열효과를 극대화하기 위하여 타측면에 다수개의 방열날개를 설정된 간격마다 횡방향으로 배열형성하는 방열판과, 각 방열날개와 접촉되도록 지그재그로 권회되어 제3모세관을 통하여 이송되는 냉매에 의하여 열교환되도록 하는 방열파이프로 구성한 것을 특징으로 하는 냉, 난방겸용 공기조화기의 방열장치.The heat dissipating device according to claim 1, wherein the heat dissipating means comprises: a heat dissipating plate for horizontally arranging a plurality of heat dissipating vanes on the other side in order to maximize heat dissipation effect of the electronic components of the control unit attached to one side; Wherein the first capillary tube and the second capillary tube are made of a heat-radiating pipe for being heat-exchanged by refrigerant transported in a zigzag manner so as to be brought into contact with each other through the third capillary tube. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960012364A 1996-04-23 1996-04-23 Heat dissipation device of air-conditioning unit for both cooling and heating KR970070784A (en)

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KR1019960012364A KR970070784A (en) 1996-04-23 1996-04-23 Heat dissipation device of air-conditioning unit for both cooling and heating

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KR1019960012364A KR970070784A (en) 1996-04-23 1996-04-23 Heat dissipation device of air-conditioning unit for both cooling and heating

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140144481A (en) * 2013-06-11 2014-12-19 엘지전자 주식회사 An air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140144481A (en) * 2013-06-11 2014-12-19 엘지전자 주식회사 An air conditioner

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