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Title:
NEW ATMOSPHERE PROTECTION KILN
Document Type and Number:
WIPO Patent Application WO/2022/068053
Kind Code:
A1
Abstract:
A new atmosphere protection kiln, comprising: a kiln housing (1); a kiln bottom lining (2) arranged at the bottom of a kiln housing cavity; a pair of kiln wall linings (3) arranged in the lengthwise direction of opposite sides of a wall of the kiln housing cavity; a kiln top (4) arranged in the kiln housing cavity; sagger conveying rollers (5b) distributed at intervals in the lengthwise direction of a furnace (5a), wherein an upper heating rod and a lower heating rod are positioned above and below the sagger conveying rollers (5b) respectively; and a protective gas introducing pipe (5e) penetrating the pair of kiln wall linings (3) to protrude from the kiln housing. The kiln is characterized in that a flue (41) comprises a flue gas lead-up section (411) and a flue gas lead-out section (412), wherein the flue gas lead-up section (411) is composed of a longitudinal flue gas exhaust cavity (4111) and a transverse transition flue gas exhaust cavity (4112); the flue gas lead-out section (411) is composed of a flue gas longitudinal discharge cavity (4121) and a flue gas exhaust port (4122); the lower end of the longitudinal flue gas exhaust cavity (4111) is in communication with the upper part of the furnace (5a), the upper end thereof is connected to one end of the transverse transition flue gas exhaust cavity (4112), and the other end of the transverse transition flue gas exhaust cavity (4112) is connected to one side of the middle of the flue gas longitudinal discharge cavity (4121); and the lower part of the flue gas longitudinal discharge cavity (4121) is a colloid storage cavity (41211), and the flue gas exhaust port (4122) is formed at the top of the flue gas longitudinal discharge cavity (4121). The cleanliness of the furnace and the product quality are ensured, and cleaning and removal are facilitated.

Inventors:
CHEN LONGHAO (CN)
ZHOU XIAOKENG (CN)
LV HUABO (CN)
JIN LEI (CN)
ZHU CONGJIAN (CN)
Application Number:
PCT/CN2020/134796
Publication Date:
April 07, 2022
Filing Date:
December 09, 2020
Export Citation:
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Assignee:
SUZHOU HUIKE EQUIPMENT CO LTD (CN)
International Classes:
F27B9/04
Domestic Patent References:
WO2004009279A12004-01-29
Foreign References:
CN209416082U2019-09-20
CN107098708A2017-08-29
CN104676617A2015-06-03
CN106197012A2016-12-07
US4047886A1977-09-13
CN204665310U2015-09-23
CN2893600Y2007-04-25
CN209639527U2019-11-15
CN105157424A2015-12-16
CN208059547U2018-11-06
CN106871114A2017-06-20
Attorney, Agent or Firm:
JW IP LAW FIRM (CN)
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