Title:
A ROTARY COMPRESSOR WITH LOW PRESSURE IN ITS SHELL AND METHODS FOR CONTROLLING ITS COLD MEDIA AND OIL AND APPLICATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2009/059488
Kind Code:
A1
Abstract:
A rotary compressor (1) with low pressure in its shell (20) comprises a compressing
assembly (21) and an electric motor assembly (22) which are provided in the shell
(20); the compressing assembly (21) comprises a cylinder (23), a piston (61)
which is provided in the cylinder (23), a sliding vane (62) which is provided in
a sliding vane chamber (63) of the cylinder (23), an eccentric crankshaft (26)
which drives the piston (61), and an upper bearing (24) and a lower bearing (25)
which support the eccentric crankshaft (26); the electric motor assembly (22)
comprises a motor rotor (27) and a motor stator (28); the shell (20) is provided
with acold media shunt device, which is provided on the top or side of the shell
(20), and the cold media shunt device comprises a shunt pipe (9), which is provided
with a spring pipe (40) used to adjust the shunting ratio. A suction muffler (35)
is provided between the electric motor assembly (22) and the compressing assembly
(21), and an annular clearance is provided between the suction muffler (35) and
a main bearing (36).
Inventors:
CHEN, Zhenhua (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 528311, CN)
陈振华 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
XIAOJIN, Zhengxiong (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 528311, CN)
小津政雄 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
LIANG, Ziqiang (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 52831, CH)
陈振华 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
XIAOJIN, Zhengxiong (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 528311, CN)
小津政雄 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
LIANG, Ziqiang (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 52831, CH)
Application Number:
CN2008/000244
Publication Date:
May 14, 2009
Filing Date:
January 31, 2008
Export Citation:
Assignee:
GUANG DONG MEI ZHI REFRIGERATION EQUIPMENT CO., LTD (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 528311, CN)
广东美芝制冷设备有限公司 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
CHEN, Zhenhua (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 528311, CN)
陈振华 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
XIAOJIN, Zhengxiong (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 528311, CN)
小津政雄 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
广东美芝制冷设备有限公司 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
CHEN, Zhenhua (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 528311, CN)
陈振华 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
XIAOJIN, Zhengxiong (Penglai Road, Beijiao TownShunde District,Foshan, Guangdong 1, 528311, CN)
小津政雄 (中国广东省佛山市顺德区北滘蓬莱路, Guangdong 1, 528311, CN)
International Classes:
F04C18/356; C09K5/04; F04B7/06; F04B19/06; F04C29/00; F04C29/02; F04C29/04; F04C29/06; F04C29/12; F25B1/04; F25B31/02; F04C18/356; C09K5/00; F04B7/00; F04B19/00; F04C29/00; F04C29/02; F04C29/04; F04C29/06; F04C29/12; F25B1/04; F25B31/00
Attorney, Agent or Firm:
GUANGZHOU YUEGAO PATENT AGENT LIMITED CORPORATION (Room 1001, 10/F Block D,No. 37, Linjiang Road,The Pearlriver New City,Guangzhou, Guangdong 3, 510623, CN)
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