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Cryogenic storage tank with axial load bearing and limiting functions

A low-temperature storage tank and axial technology, applied in the field of storage and transportation of low-temperature liquefied gas, can solve problems such as local stress concentration and damage

Pending Publication Date: 2019-04-16
CHENGDU CRAER CRYOGENIC EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a low-temperature storage tank with axial load-bearing and position-limiting functions in order to solve the problem of local stress concentration and destruction of the inner container of the existing low-temperature storage tank due to low-temperature shrinkage.

Method used

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  • Cryogenic storage tank with axial load bearing and limiting functions
  • Cryogenic storage tank with axial load bearing and limiting functions
  • Cryogenic storage tank with axial load bearing and limiting functions

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Embodiment Construction

[0027] The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments, but the present invention is not limited to the following examples.

[0028] See attached Figure 1~6 . A low-temperature storage tank with axial load-bearing and position-limiting functions, comprising an inner container 1, an outer shell 2, a fixed part 3 and a sliding part 4; In the shell 2; the fixed part 3 keeps the distance between the inner container 1 and the shell 2 constant; the sliding part 4 makes the distance between the inner container 1 and the shell 2 variable; The sealing cover head 31 and the cover plate 41 sealing the sliding part 4 .

[0029] Due to the above structure, the gravitational load of the inner container 1 and the medium is transmitted to the outer shell 2 through the fixed part 3 and the sliding part 4, and the fixed part 3 can prevent one end of the inner container 1 from being displaced relative to th...

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PUM

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Abstract

The invention discloses a cryogenic storage tank with axial load bearing and limiting functions, and belongs to the field of cryogenic liquefied gas storage and transportation. The cryogenic storage tank comprises an inner container, an outer shell, a fixed part and a sliding part; the two sides of the inner container are axially erected in the outer shell through the fixed part and the sliding part; the spacing between the inner container and the outer shell, is not changed through the fixed part; the spacing between the inner container and the outer shell can be changed through the sliding part; and a covering sealing head enabling the fixed part to be sealed and a cover plate enabling the sliding part to be sealed are arranged on the two sides of the outer shell correspondingly. Due tothe cryogenic storage tank, damage to the inner container due to local stress concentration caused by low temperature shrinkage is avoided.

Description

technical field [0001] The invention belongs to the field of low-temperature liquefied gas storage and transportation, and in particular relates to a low-temperature storage tank with axial load-bearing and position-limiting functions. Background technique [0002] With the wide application of low-temperature liquefied gases such as liquefied natural gas, liquid nitrogen, and liquid oxygen, cryogenic liquid storage tanks, as important equipment for liquefied gases, have broad market prospects. [0003] The inner container of the existing low-temperature storage tank is damaged due to the local stress concentration easily caused by low-temperature shrinkage. Contents of the invention [0004] The object of the present invention is to provide a low-temperature storage tank with axial load-bearing and position-limiting functions in order to solve the problem of local stress concentration and destruction of the inner container of the existing low-temperature storage tank due t...

Claims

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Application Information

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IPC IPC(8): F17C1/04F17C1/12F17C13/06F17C13/08F17C13/12
CPCF17C1/04F17C1/12F17C13/06F17C13/08F17C13/126F17C2223/013F17C2205/0308F17C2205/018F17C2205/0149F17C2203/0391F17C2205/0103F17C2203/0629F17C2201/035F17C2201/0109F17C2203/0308Y02E60/32
Inventor 黄仕虎明长友邹波雒川罗敏
Owner CHENGDU CRAER CRYOGENIC EQUIP
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