US 2024/0384875 A1Published application

Movably installed ejector pipe for gas fireplace

AssigneeNingbo Richen Electrical Appliance Co., Ltd

InventorsPengju YANG, Yin ZHOU

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Abstract

Disclosed in the present disclosure is a movably installed ejector pipe for a gas fireplace, the nozzle and the limit seat are fixed to the substrate, the ejector pipe is inserted between the limit seat and the nozzle, the limit seat is provided inside with a first inner bore and a second inner bore of a stepped shape, the first inner bore is below the second inner bore and is larger than the second inner bore, a head of the ejector pipe is provided with a groove. In the gas fireplace provided in the present disclosure, because a limit seat is added, the ejector pipe can swing at a certain angle within the limit seat, so that a placing angle of a burner can be finely adjusted and thereby the burner is in a position that allows for the optimal viewing effect of flame combustion.

Claims7

Dependent claims

A movably installed ejector pipe for a gas fireplace, comprising a nozzle, an ejector pipe, a limit seat, a flexible sealing ring, and a substrate, wherein the substrate is provided with a nozzle fixing hole, and the nozzle is fixed in the nozzle fixing hole;

the limit seat has hollow inner bores arranged in a stepped shape, a first inner bore and a second inner bore are formed, the first inner bore is below the second inner bore, a diameter of the first inner bore is larger than that of the second inner bore, and the limit seat is sleeved on the nozzle and fixed by the substrate;
the flexible sealing ring is provided on the first inner bore by being in an interference fit therewith;
the ejector pipe is inserted between the limit seat and the flexible sealing ring, and an outer diameter of the ejector pipe is larger than an inner diameter of the flexible sealing ring and smaller than an inner diameter of the second inner bore, that is, a gap is formed between an outer surface of the ejector pipe and an inner surface of the second inner bore.

Dependencies are inferred from the claim text.