JPS5918125U

JPS5918125U - combustion device

Info

Publication number: JPS5918125U
Application number: JP11435882U
Authority: JP
Inventors: 清水　昭史; 井藤　博達
Original assignee: 大阪瓦斯株式会社
Priority date: 1982-07-27
Filing date: 1982-07-27
Publication date: 1984-02-03
Also published as: JPH025236Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は先行技術の燃焼装置の簡略化した構成図、第２
図は本考案の一実施例の燃焼装置１０の簡略化した構成
図、第３図は第２図に示す燃焼装置１０の側面図、第４
図は第２図示の再生ポンプ１６の簡略化した断面図、第
５図は本考案の他の実施例の断面図である。１０・・・燃焼装置、１１・・・バーナ、１５・・・混
合器、１６．４５・・・再生ポンプ、１８・・・駆動軸
、１９゜２０・・・羽根車、２１．２２・・・通風路、
２３．４６゜４７・・・ケーシング、３０．３１・・・
溝、３９・・・混合ガス吸引口、４０・・・冷却用空気
吸引口、４１・・・混合ガス供給口、４２・・・冷却用
空気供給口。Figure 1 is a simplified block diagram of a prior art combustion device;
The figure is a simplified configuration diagram of a combustion device 10 according to an embodiment of the present invention, FIG. 3 is a side view of the combustion device 10 shown in FIG. 2, and FIG.
The figure is a simplified sectional view of the regeneration pump 16 shown in the second figure, and FIG. 5 is a sectional view of another embodiment of the present invention. 10... Combustion device, 11... Burner, 15... Mixer, 16.45... Regeneration pump, 18... Drive shaft, 19° 20... Impeller, 21.22...・Ventilation duct,
23.46°47...Casing, 30.31...
Groove, 39... Mixed gas suction port, 40... Cooling air suction port, 41... Mixed gas supply port, 42... Cooling air supply port.

Claims

[Scope of utility model registration request]

(1) In a combustion device in which a first blower supplies a mixed gas formed by mixing fuel gas and air to a burner by a mixer, and cooling air is supplied to the burner by a second blower, the first blower and A combustion device characterized in that a second blower and a second blower are coaxially provided on the same drive source.

(2) The first blower and the second blower have a pair of rotatable impellers fixed to a single drive shaft connected to a drive source within two spaces in the casing, and the two spaces are mutually connected to each other. A ventilation passage is formed almost all around the outer peripheral edge of the impeller, and a plurality of grooves facing the corresponding ventilation passage are formed around the outer peripheral edge of each impeller, and the casing is provided with a plurality of grooves facing the corresponding ventilation passage. One of the formed ventilation passages has a mixed gas suction port formed at one end and a mixed gas supply port formed at the other end, and the other ventilation passage formed in the casing has a cooling air suction port formed at one end. 2. The combustion device according to claim 1, wherein a cooling air supply port is formed at the other end of the combustion device.