The utility model relates to an air conditioner, comprising a compressor, condenser, throttling device, evaporation heat exchanger, four valve throttling device, unloading and unloading control valve, the high pressure outlet of the first interface and the four way valve of the compressor is communicated with the second interface of the four way valve and a condensing heat exchanger is communicated the other end of the throttling device, the condensing heat exchanger is communicated with the other end of the throttling device and evaporation heat exchanger is communicated with the third interface, the evaporation heat exchanger and the other end of the four way valve is communicated with the low-pressure entrance fourth interface four valve and compressor is communicated with the unloading throttling device and unloading control valve connected in series. The other end of the heat exchanger is connected with the throttling device in the pipeline between the condenser unloading control valve, unloading throttling device connected to the other end of the throttling device and evaporative heat exchanger between the pipeline. The utility model has the advantages of simple structure, low cost, safe and reliable operation of the air conditioning system, and improved operation range of the air conditioner.
【技术实现步骤摘要】
【技术保护点】
一种空调器，包括压缩机（１）、冷凝换热器（２）、节流装置（３）、蒸发换热器（４）及四通阀（５），其中四通阀（５）的第一接口（ａ）与压缩机（１）的高压出口相通，四通阀（５）的第二接口（ｂ）与冷凝换热器（２）一端相通，冷凝换热器（２）的另一端与节流装置（３）相通，节流装置（３）的另一端与蒸发换热器（４）相通，蒸发换热器（４）的另一端与四通阀（５）的第三接口（ｃ）相通，四通阀（５）的第四接口（ｄ）与压缩机（１）的低压入口相通，其特征在于还包括卸载节流装置（６）及卸载控制阀（７），卸载节流装置（６）和卸载控制阀（７）串接，卸载控制阀（７）的另一端连接在冷凝换热器（２）与节流装置（３...
【技术特征摘要】
【专利技术属性】
技术研发人员：詹青峰，王坚，
申请(专利权)人：广东美的电器股份有限公司，
类型：实用新型
国别省市：44[中国|广东]
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