Folding heat insulation device capable of realizing radiation heat dissipation

Abstract

The invention belongs to the technical field of nuclear reactors, and particularly relates to a folding type heat insulation device capable of achieving radiation heat dissipation. The device comprises a contraction system, an upper guide rail structure, a heat insulation shielding structure and a lower guide rail structure, wherein the contraction system comprises a base, a driving motor, a bolt,a chain wheel, a limiting block, a chain and a fastener, wherein the driving motor is mounted on the base; the chain wheel is mounted on one end of a bearing of the driving motor; the limiting blockis mounted at the position, right opposite to the chain wheel, of the heat insulation shielding structure; the upper guide rail structure and the lower guide rail structure are respectively arranged at the upper end and the lower end of the reactor container; and the heat insulation shielding structure is arranged between the upper guide rail structure and the lower guide rail structure. The device is arranged on the periphery of a reactor core, heat preservation, heat insulation and radiation heat dissipation of the reactor can be achieved through structure closing and contraction folding, the reactor structure is effectively simplified, and multipurpose application of the device is achieved.

Description

technical field [0001] The invention belongs to the technical field of nuclear reactors, and in particular relates to a foldable heat insulation device capable of realizing heat radiation and heat dissipation. Background technique [0002] Small nuclear reactors have technical characteristics such as long life or even no refueling during the whole life, high inherent safety, high power volume to weight ratio, simple and reliable system equipment, etc., combined with thermocouple power generation, thermoacoustic power generation, thermal photovoltaic power generation and other advanced power generation Technology realizes thermoelectric conversion, which can be widely used in underwater space stations, land emergency relief, island reef power supply and seawater desalination, offshore energy exploitation, small city power supply and heat supply and other fields as energy supply options. [0003] In order to ensure the thermal efficiency of the reactor, thermal insulation stru...

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Problems solved by technology

[0004] For the research on small nuclear reactors such as heat pipe reactors, relevant research units at home and abroad have all carried out a large amount of research, but what are publicly reported are mostly macroscopic reports. The thermal insulation structure is not described in detail

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