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带有经济器和单向阀的水冷式低温制冷压缩机组

申请公布号:CN202254532U

申请号:CN201120337563.1

申请日期:2011.09.09

申请公布日期:2012.05.30

申请人:
常州晶冷工业制冷设备有限公司

发明人:阚福林

分类号:F25B41/04(2006.01)I;F25B41/06(2006.01)I

主分类号:F25B41/04(2006.01)I

代理机构:
常州市科谊专利代理事务所 32225

代理人:侯雁

地址:213300 江苏省常州市溧阳市溧城镇新兴中路118号

摘要:本实用新型涉及一种热力循环装置,特别涉及一种带有经济器和单向阀的水冷式低温制冷压缩机组。它包括压缩机(1)、冷凝器(2)、膨胀阀A(3)和蒸发器(4),压缩机(1)是中温螺杆压缩机,排气出口(1-2)依次连接冷凝器(2)、膨胀阀A(3)、蒸发器(4)和吸气进口(1-1),冷凝器(2)、膨胀阀A(3)和经济器连接备用口(1-3)之间设有经济器(5)、单向阀(6)、膨胀阀B(7)和电磁阀(8);冷凝器(2)的出口分别连接电磁阀(8)和第一进口(5-1),电磁阀(8)通过膨胀阀B(7)与第二进口(5-2)连接;第二出口(5-4)通过单向阀(6)与经济器连接备用口(1-3)连接。有益效果:提高能效。

主权项:一种带有经济器和单向阀的水冷式低温制冷压缩机组,其包括:压缩机(1)、冷凝器(2)、包含感温包的膨胀阀A(3)和蒸发器(4),压缩机(1)是包括吸气进口(1‑1)、排气出口(1‑2)和经济器连接备用口(1‑3)的中温螺杆压缩机,排气出口(1‑2)依次连接冷凝器(2)、膨胀阀A(3)、蒸发器(4)和吸气进口(1‑1),膨胀阀A(3)的感温包连接在蒸发器(4)和吸气进口(1‑1)之间,其特征在于其中:——所述冷凝器(2)、膨胀阀A(3)和经济器连接备用口(1‑3)之间还设有包括第一进口(5‑1)、第二进口(5‑2)、第一出口(5‑3)和第二出口(5‑4)的经济器(5)、单向阀(6)、包含感温包的膨胀阀B(7)和电磁阀(8);——所述冷凝器(2)的出口分别连接电磁阀(8)和第一进口(5‑1),电磁阀(8)通过膨胀阀B(7)与第二进口(5‑2)连接;——第一出口(5‑3)与所述膨胀阀A(3)连接,第二出口(5‑4)通过单向阀(6)与所述经济器连接备用口(1‑3)连接,膨胀阀B(7)的感温包连接在第二出口(5‑4)和单向阀(6)之间。

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