Title:
PHASE-CHANGE COOLING TYPE PERMANENT MAGNET DIRECT-DRIVE BLOWER
Document Type and Number:
WIPO Patent Application WO/2022/166226
Kind Code:
A1
Abstract:
A phase-change cooling type permanent magnet direct-drive blower, relating to the technical field of blowers. Provided is a blower capable of achieving high-efficiency and low-energy-consumption cooling. The blower comprises a motor housing, a winding, a stator core, a permanent magnet, a rotor core, a motor shaft, a volute, an impeller, and a volute base, and further comprises a cooling system and a pair of phase-change cooling mechanisms arranged between the motor shaft and the motor housing; each phase-change cooling mechanism comprises fixed plates, a liquid inlet pipe group, fins, temperature sensors, a liquid outlet pipe group, and heat storage straight pipes; a pair of fixed plates are arranged in parallel and located between the liquid inlet pipe group and the liquid outlet pipe group, a plurality of heat storage straight pipes are arranged between the liquid inlet pipe group and the liquid outlet pipe group, and each heat storage straight pipe comprises a phase change material, an inner copper pipe, a support, and an outer copper pipe sequentially arranged from inside to outside; and the cooling system comprises a cooling flow channel, and an inlet flow valve, an outlet flow valve, a switching valve, a liquid storage tank, a flow pump, and a cooling mechanism provided on the cooling flow channel. The present invention can achieve a good cooling effect on the blower.
Inventors:
XIE FANGWEI (CN)
FANG SHUPENG (CN)
SHI XIUWEI (CN)
SHAO HUAN (CN)
TIAN ZUZHI (CN)
LV KETING (CN)
LI HONGLEI (CN)
FANG SHUPENG (CN)
SHI XIUWEI (CN)
SHAO HUAN (CN)
TIAN ZUZHI (CN)
LV KETING (CN)
LI HONGLEI (CN)
Application Number:
PCT/CN2021/121500
Publication Date:
August 11, 2022
Filing Date:
September 29, 2021
Export Citation:
Assignee:
SHANDONG ZHANGQIU BLOWER CO LTD (CN)
UNIV CHINA MINING (CN)
UNIV CHINA MINING (CN)
International Classes:
F04D25/08; F28D1/04; H02K9/20
Foreign References:
| CN112901533A | 2021-06-04 | |||
| CN110971084A | 2020-04-07 | |||
| CN211429030U | 2020-09-04 | |||
| CN209706601U | 2019-11-29 | |||
| CN111869059A | 2020-10-30 | |||
| RU2706016C1 | 2019-11-13 | |||
| JPH10336965A | 1998-12-18 |
Attorney, Agent or Firm:
JINAN BANGYOU INTELLECTUAL PROPERTY OFFICE (CN)
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