Drawing device for condensation boiler

The utility model relates to the field of drawing structures, in particular to a drawing device for a condensation boiler. The drawing device is arranged between a frame of the bottom on the condensation boiler and a heat exchanger and comprises a first sliding rail, a second sliding rail, at least...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZANG SUOCHUN, DAI JIUMING, WANG PEIYONG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to the field of drawing structures, in particular to a drawing device for a condensation boiler. The drawing device is arranged between a frame of the bottom on the condensation boiler and a heat exchanger and comprises a first sliding rail, a second sliding rail, at least two bearing assemblies and a supporting assembly, wherein the first sliding rail is fixedly connected to the frame on the bottom of the condensation boiler, the second sliding rail is fixedly connected to the bottom of the heat exchanger, the second sliding rail is arranged on the first sliding rail in a sleeved mode, the bearing assemblies are arranged between the first sliding rail and the second sliding rail and make the second sliding rail move in the direction determined by the first sliding rail, the supporting assembly comprises a supporting rod and an idler wheel, the upper end of the supporting rod is movably connected to one end of the second sliding rail, the lower end of the supporting rod is connected