Compact air preheating device

The utility model relates to a device for the reclamation and the utilization of the waste heat for a boiler, particularly a compact air preheating device. The compact air preheating device is composed of a fume pipe and a pipe box. The fume pipe is arranged in the pipe box in staggered arrangement....

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Bibliographic Details
Main Authors ZHOU QIANGTAI, WANG ZENING
Format Patent
LanguageEnglish
Published 27.03.1996
Edition6
Subjects
BLASTING
FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL
HEATING
LIGHTING
MECHANICAL ENGINEERING
RANGES
VENTILATING
WEAPONS
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Summary:The utility model relates to a device for the reclamation and the utilization of the waste heat for a boiler, particularly a compact air preheating device. The compact air preheating device is composed of a fume pipe and a pipe box. The fume pipe is arranged in the pipe box in staggered arrangement. A wind inlet channel and a wind outlet channel are arranged on the pipe box. The outer of the fume pipe is provided with a circumferential circular fin and a reinforcing rib which is connected with the fin, the upper part of the inner wall is provided with a screw thread, and the inner is also provided with a torsion belt. The pipe box is composed of an upper pipe plate, a lower side pipe plate, a left side protection plate and a right side protection plate. The utility model is easily matched with various boilers, and has the advantages of high heat transfer efficiency, compact structure and low cost.
Bibliography:Application Number: CN1995239315U