JPH0425903U

JPH0425903U -

Info

Publication number: JPH0425903U
Application number: JP6505890U
Authority: JP
Priority date: 1990-06-20
Filing date: 1990-06-20
Publication date: 1992-03-02
Anticipated expiration: 2005-06-20
Also published as: JPH08566Y2

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例の全体斜視図、第２
図は第１図の−矢視図、第３図は従来例の全
体斜視図、第４図は第３図の−矢視図、第５
図は第３図の−矢視図、第６図は第３図の部
分拡大側面図である。図中２は火炉、３は副側壁、８は火炉２の後壁
、９は副側壁３の側壁、２１は副側壁３の側壁９
下部に形成されたアーチ状部、２３は火炉２の後
壁８上部に形成されたアーチ状部、２４はアーチ
状部２１の火炉２側の端部、２５はアーチ状部２
３の端部、２６は両端部２４，２５間に形成され
た重なり部を示す。 Fig. 1 is an overall perspective view of one embodiment of the present invention;
The figures are a - arrow view of Fig. 1, Fig. 3 is an overall perspective view of the conventional example, Fig. 4 is a - arrow view of Fig. 3, and a 5
The figure is a view taken along the - arrow in FIG. 3, and FIG. 6 is a partially enlarged side view of FIG. 3. In the figure, 2 is the furnace, 3 is the sub-side wall, 8 is the rear wall of the furnace 2, 9 is the side wall of the sub-side wall 3, and 21 is the side wall 9 of the sub-side wall 3
23 is an arched portion formed at the upper part of the rear wall 8 of the furnace 2; 24 is the end of the arched portion 21 on the furnace 2 side; 25 is the arched portion 2
The end portion 26 of No. 3 indicates an overlapping portion formed between both end portions 24 and 25.

Claims

[Scope of utility model registration request]

An upwardly convex arched part is formed at the lower part of the side wall of the secondary side wall, a downwardly convex arched part is formed at the upper part of the rear wall of the furnace perpendicular to the side wall of the secondary side wall, and an arched part is formed at the lower part of the side wall of the secondary side wall. The end of the arched part formed at the upper part of the rear wall of the furnace is located at a higher position than the end of the arched part on the furnace side, thereby forming an overlapping part in the vertical direction between the two ends. boiler.