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Auxiliary circulating boiler

An auxiliary circulation and boiler technology, applied in steam boilers, fire rescue, steam generation, etc., can solve problems such as unreasonable structural design, poor smoke exhaust, and inconvenient use

Inactive Publication Date: 2018-05-01
景蓓蓓
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The existing auxiliary circulation boiler has unreasonable structural design, inconvenient use, and poor smoke exhaust

Method used

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  • Auxiliary circulating boiler

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Embodiment Construction

[0011] The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.

[0012] Such as figure 1 As shown, the structural schematic diagram of the present invention is an auxiliary circulating boiler, which includes a boiler drum 1 and a furnace 2. The boiler drum 1 is connected to the furnace 2 through a down tube 3, and the down tube 3 is provided with a circulating pump Body 4, the upper end of the inner side of the furnace 2 is provided with a superheater 5, one end of the superheater 5 is connected to the drum 1, the other end of the superheater 5 is provided with a steam turbine 6, and the inner side of the furnace 2 An economizer 7 is provided, one end of the economizer 7 is connected to the drum 1, the other end of the economizer 7 is provided with a water supply port 8, and the lower side of the economizer 7 is provided with air preheating A flue gas exhaust duct 10 is provided under the air preheater 7, and the...

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Abstract

The invention discloses an auxiliary circulating boiler. The boiler comprises a boiler barrel (1) and a hearth (2), wherein the boiler barrel is connected to the inner part of the hearth (2) through adescending tube (3); a circulating pump body (4) is arranged on the descending tube (3); a superheater (5) is arranged at the upper end of the inner side of the hearth (2); one end of the superheater(5) is connected to the boiler barrel (1), and the other end of the superheater (5) is provided with a steam-removing steam turbine (6); a coal economizer (7) is arranged on one side of the inner side of the hearth (2); one end of the coal economizer (2) is connected to the boiler barrel (1), and the other end of the coal economizer (2) is provided with a water supply port (8); an air preheater (9) is arranged on the lower side of the coal economizer (2); a smoke discharging channel (10) is arranged below the air preheater (9), and the hearth (2) is made of cast steel. The auxiliary circulating boiler is adopted by the invention, the structural design is reasonable, operation is convenient, and the working efficiency is high; a hot spot detector and a variable-frequency control device arearranged in the air preheater (9), so that a fire can be prevented from occurring, and the boiler is capable of saving energy; a fire-fighting water annular pipeline is arranged in the smoke discharging channel (10), so that the fire can be prevented from occurring; an axial flow fan is further arranged in the smoke discharging channel (10), and the axial flow fan is convenient for ventilation and smoke removal.

Description

Technical field [0001] The invention relates to the technical field of auxiliary circulation boilers, in particular to an auxiliary circulation boiler. Background technique [0002] Auxiliary circulation boilers generally include drum, furnace and downcomer. The existing auxiliary circulation boiler has unreasonable structural design, inconvenient use, and poor smoke exhaust. Summary of the invention [0003] Aiming at the deficiencies of the prior art, the present invention provides an auxiliary circulation boiler. [0004] The technical solution adopted to solve the technical problem is: an auxiliary circulating boiler, which includes a boiler drum and a furnace chamber, and the boiler drum is connected to the furnace chamber through a descending pipe, and the descending pipe is provided with a circulating pump body. A superheater is provided at the upper end of the inner side of the furnace, one end of the superheater is connected to the drum, the other end of the superheater i...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F22B31/08A62C3/00
CPCF22B31/08A62C3/00
Inventor 景蓓蓓
Owner 景蓓蓓