Title:
ROTARY JET BLOWING-SUCTION TYPE VORTEX RANGE HOOD
Document Type and Number:
WIPO Patent Application WO/2021/197255
Kind Code:
A1
Abstract:
The present invention relates to a rotary jet blowing-suction type vortex range hood, consisting of an air inlet booster fan, a fume discharge centrifugal fan, an air inlet flow equalizing and pressure equalizing cylinder, a central air suction pipe, a sealing rotary disc driving motor, a ring gear sealing fixed disc, an annular groove sealing rotating disc, a rotary jet upper cover, a rotary jet lower cover, a rotary jet ring, a jet restraint cover, a motor control circuit module, a power switch, an electrostatic oil mist purifier, an oil guide pipe, an oil collection box, a range hood housing, and a mounting support. According to the present invention, the sealing rotary disc driving motor drives the annular groove sealing rotating disc, so that the rotary jet upper cover and the rotary jet lower cover fixedly mounted on the annular groove sealing rotating disc together rotate, and a rotary air curtain formed by rotary jet forms a tornado vortex field, and thus, fume can be efficiently gathered, the fume absorption rate is high, the working noise is low, and the kitchen environment can be greatly purified.
Inventors:
LIU HONGQUAN (CN)
LIU JILI (CN)
LIU JILI (CN)
Application Number:
PCT/CN2021/083555
Publication Date:
October 07, 2021
Filing Date:
March 29, 2021
Export Citation:
Assignee:
LIU HONGQUAN (CN)
International Classes:
F24C15/20; B03C3/017
Foreign References:
| CN111306595A | 2020-06-19 | |||
| CN212204658U | 2020-12-22 | |||
| CN206055723U | 2017-03-29 | |||
| CN107747754A | 2018-03-02 | |||
| CN205939348U | 2017-02-08 | |||
| TW201818023A | 2018-05-16 | |||
| US20140034039A1 | 2014-02-06 |
Attorney, Agent or Firm:
SHANGHAI HISONG IP LAW FIRM (GENERAL PARTNERSHIP) (CN)
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