CN220688764U - Connection support assembly for cryogenic insulation vessel - Google Patents

Abstract

The disclosed embodiments disclose a connection support assembly for a cryogenic insulation vessel. The connection support assembly for a cryogenic insulation container is disposed between a first container and a second container of the cryogenic insulation container, the connection support assembly comprising: the base is arranged on the first container, and at least one sleeve member is arranged on the base; the heat insulation pieces are matched with the number of the external members, and one ends of the heat insulation pieces are arranged in the external members and are in interference fit with the external members; the other end of the heat insulating member is in contact with the second container. Above-mentioned technical scheme adopts base, external member and heat insulating part's cooperation, in the use or the transportation of low temperature heat insulating container, can provide the supporting role for the inlayer container, moreover, because the inlayer container stores is low temperature liquid, adopts the design of heat insulating part, has reduced the cold volume transmission loss of low temperature liquid, is favorable to improving the utilization ratio of low temperature liquid.

Description

Connection support assembly for cryogenic insulation vessel

Technical Field

The present disclosure relates to the field of pressure vessels, and in particular, to a connection support assembly for a cryogenic insulation vessel.

Background

The low-temperature heat-insulating container is a pressure container for storing low-temperature liquid such as liquid oxygen, liquid nitrogen, liquid argon, liquefied natural gas and the like. The structure of the support connection of the inner container and the outer container of the low-temperature heat insulation container is very critical, so that the inner container is required to have certain support strength, and the outward transmission of the cold energy of the low-temperature liquid is a key factor influencing the low-temperature heat insulation performance of the container because the inner container is loaded with the low-temperature liquid, so that the cold energy transmission performance of the structure of the support connection is required to be small enough.

Disclosure of Invention

In order to solve the problems in the related art, embodiments of the present disclosure provide a connection support assembly for a cryogenic insulation container.

The embodiment of the disclosure provides a connection support assembly for a cryogenic insulation container, disposed between a first container and a second container of the cryogenic insulation container, the connection support assembly comprising:

the base is arranged on the first container, and at least one sleeve member is arranged on the base;

the heat insulation pieces are matched with the number of the external members, and one ends of the heat insulation pieces are arranged in the external members and are in interference fit with the external members; the other end of the heat insulating member is in contact with the second container.

Optionally, the contact surface of the heat insulating piece and the second container is an arc surface.

Optionally, the heat insulating member is polytetrafluoroethylene material or insulating wood material.

Optionally, the heat insulating piece is a polytetrafluoroethylene rod or an insulating wood rod.

Optionally, the number of the bases is at least three, and the bases are arranged on the first container at intervals of a preset angle.

Optionally, the number of the bases is three, and the bases are disposed on the first container at intervals of 120 degrees.

Optionally, each base is provided with a sleeve, the heat insulation piece matched with one or two of the sleeve is an insulating wood rod, and the heat insulation piece matched with the rest sleeve is a polytetrafluoroethylene rod.

Optionally, the first container is an inner container of the low-temperature heat-insulating container, and the second container is an outer container of the low-temperature heat-insulating container; or,

the second container is an inner container of the low-temperature heat-insulating container, and the first container is an outer container of the low-temperature heat-insulating container.

Embodiments of the present disclosure also provide a cryogenic insulation vessel comprising a connection support assembly as described in any one of the above.

The technical scheme provided by the embodiment of the disclosure can comprise the following beneficial effects:

the embodiment of the present disclosure provides a connection support assembly disposed between a first container and a second container of a cryogenic insulation container, the connection support assembly comprising: the base is arranged on the first container, and at least one sleeve member is arranged on the base; the heat insulation pieces are matched with the number of the external members, and one ends of the heat insulation pieces are arranged in the external members and are in interference fit with the external members; the other end of the heat insulating member is in contact with the second container. Above-mentioned technical scheme adopts base, external member and heat insulating part's cooperation, in the use or the transportation of low temperature heat insulating container, can provide the supporting role for the inlayer container, moreover, because the inlayer container stores is low temperature liquid, adopts the design of heat insulating part, has reduced the cold volume transmission loss of low temperature liquid, is favorable to improving the utilization ratio of low temperature liquid.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

Other features, objects and advantages of the present disclosure will become more apparent from the following detailed description of non-limiting embodiments, taken in conjunction with the accompanying drawings. In the drawings:

fig. 1 illustrates a schematic structural view of a cryogenic insulation vessel according to an embodiment of the present disclosure.

Fig. 2 shows an enlarged schematic view of the portion a in fig. 1.

Description of the embodiments

Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily implement them. In addition, for the sake of clarity, portions irrelevant to description of the exemplary embodiments are omitted in the drawings.

Moreover, those of ordinary skill in the art will appreciate that the drawings are provided herein for illustrative purposes and that the drawings are not necessarily drawn to scale.

Unless the context clearly requires otherwise, the words "comprise," "comprising," and the like in the description are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, it is the meaning of "including but not limited to".

In the description of the present disclosure, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present disclosure, unless otherwise indicated, the meaning of "a plurality" is two or more.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured" and the like should be construed broadly, as they may be fixed, removable, or integral, for example; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art as the case may be.

In addition, it should be noted that, without conflict, the embodiments of the present disclosure and features of the embodiments may be combined with each other. The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Fig. 1 illustrates a schematic structural view of a cryogenic insulation vessel according to an embodiment of the present disclosure.

As shown in fig. 1, the low-temperature heat-insulating container is a double-layer container, and comprises a first container 1 with an outer layer, a second container 2 with an inner layer and a plurality of connecting support assemblies 3. Fig. 1 shows 3 connection support assemblies, it is understood that the number of connection support assemblies may be more than 3, in some cases, two or 1, and when two or 1 are used, they may be used together with other support structures in the prior art, which is not limited in this disclosure. The low-temperature heat-insulating container can be a Dewar bottle, a vacuum tank or a liquid nitrogen tank, and the like, and adopts an inner-outer double-layer structural design to reduce evaporation loss of liquid stored in the inner-layer container.

Fig. 2 shows an enlarged schematic view of the portion a in fig. 1. As shown in fig. 1 and 2, the connection support assembly 3 is disposed between the first container 1 and the second container 2 of the cryogenic insulation container, and the connection support assembly 3 includes: a base 31, a sleeve 32 and a heat insulator 33. The base 31 is disposed on the first container 1, and at least one sleeve 32 is disposed on the base 31. The number of the heat insulating pieces 33 is adapted to the number of the sleeve pieces 32, one end of the heat insulating pieces 33 is placed in the sleeve pieces 32 and is in interference fit with the sleeve pieces 32, and the other end of the heat insulating pieces 33 is in contact with the second container 2. In the embodiment of the disclosure, only the base 31 is provided with one sleeve 32 and the heat insulation member 33 adapted to the sleeve 32 is taken as an example for illustration, and a person skilled in the art can adjust the number of the sleeve and the heat insulation member on the base according to needs, which is not repeated herein.

The connection support assembly that this disclosed embodiment provided adopts the cooperation of base, external member and heat insulating part, in the use or the transportation of low temperature heat insulating container, can provide the supporting role for the inlayer container, moreover, because the inlayer container stores is low temperature liquid, adopts the design of heat insulating part, has reduced the cold volume transmission loss of low temperature liquid, is favorable to improving the utilization ratio of low temperature liquid.

According to the embodiment of the disclosure, the contact surface of the heat insulating member 33 and the second container 2 is a cambered surface, so as to further improve the supporting effect.

According to an embodiment of the present disclosure, the heat insulator 33 is a polytetrafluoroethylene material or an insulating wood material. The polytetrafluoroethylene material or the insulating wood material can reduce the cold energy transmission loss of low-temperature liquid, and compared with the polytetrafluoroethylene material, the insulating wood material has higher mechanical strength, so that when the support requirement on an inner container is higher, for example, the insulating wood material can be selected preferentially for a horizontal dewar.

According to an embodiment of the present disclosure, the heat insulator 33 is a polytetrafluoroethylene rod or an insulating wood rod. In the present disclosure, the heat insulator 33 may be provided in a rod shape, and one end of the rod-shaped heat insulator 33 is placed in the sleeve 32 to achieve an interference fit. Of course, the shape of the heat insulating member 33 is not limited to a bar shape, and may be a bar-shaped heat insulating member, or a heat insulating member having a branch, or a heat insulating member having only a portion of a bar shape, etc., which is not limited in the present disclosure.

According to the embodiment of the present disclosure, the number of the bases 31 is at least three, and the bases are disposed on the first container 1 at predetermined angles.

As shown in fig. 1, the number of the bases 31 is three, and the bases are disposed on the first container 1 at intervals of 120 degrees.

Each base 31 is provided with a sleeve 32, the heat insulation member 33 adapted to one or both of the sleeves 32 is an insulating wood rod, and the heat insulation member 33 adapted to the remaining sleeve 32 is a polytetrafluoroethylene rod.

Through setting up three base, every base sets up a external member, and then utilizes three insulating piece to realize the support to the inlayer container, and wherein one or two insulating pieces are insulating wood stick, and the remaining polytetrafluoroethylene stick that is convenient for support the inlayer container of filling low temperature liquid more firmly.

According to an embodiment of the present disclosure, as shown in fig. 1, the second container 2 is an inner container of a low-temperature heat-insulating container, and the first container 1 is an outer container of the low-temperature heat-insulating container. That is, the base 31 may be provided on the outer container, with one end of the heat insulator 33 being placed in the sleeve 32 and the other end being in contact with the inner container as a free end.

It will be appreciated that the first vessel 1 may also be the inner vessel of a cryogenic insulation vessel, while the second vessel 2 is the outer vessel of a cryogenic insulation vessel. That is, the base 31 may be provided on the inner container, with one end of the heat insulator 33 being placed in the sleeve 32 and the other end being in contact with the outer container as a free end.

In the present disclosure, one or both of the first container 1 and the second container 2 may be made of stainless steel, and accordingly, the base 31 may also be made of stainless steel, and the base 31 is fixed to the first container 1 or the second container 2 by welding.

The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It will be appreciated by those skilled in the art that the scope of the utility model referred to in this disclosure is not limited to the specific combination of features described above, but encompasses other embodiments in which any combination of features described above or their equivalents is contemplated without departing from the inventive concepts described. Such as those described above, are mutually substituted with the technical features having similar functions disclosed in the present disclosure (but not limited thereto).

Claims (7)

1. A connection support assembly for a cryogenic insulation vessel, disposed between a first vessel and a second vessel of the cryogenic insulation vessel, the connection support assembly comprising:

the base is arranged on the first container, and at least one sleeve member is arranged on the base;

the heat insulation pieces are matched with the number of the external members, and one ends of the heat insulation pieces are arranged in the external members and are in interference fit with the external members; the other end of the heat insulating piece is in contact with the second container; the contact surface of the heat insulation piece and the second container is an arc surface.

2. The connection support assembly for a cryogenic insulation vessel of claim 1, wherein the insulation is polytetrafluoroethylene material or an insulation wood material.

3. The connection support assembly for a cryogenic insulation vessel of claim 1, wherein the insulation is a polytetrafluoroethylene rod or an insulating wood rod.

4. The connection support assembly for cryogenic insulation vessels according to claim 1, wherein the number of bases is at least three and is disposed on the first vessel at a predetermined angle.

5. The connection support assembly for cryogenic insulation vessels according to claim 4, wherein the number of bases is three and 120 degrees apart is disposed on the first vessel.

6. The connection support assembly for a cryogenic insulation vessel according to claim 5, wherein one sleeve is provided on each base, the insulation fitting to one or both of the sleeves being an insulating wood rod and the insulation fitting to the remaining sleeve being a polytetrafluoroethylene rod.

7. A connection support assembly for a cryogenic insulation vessel according to any of claims 1-6,

the first container is an inner container of the low-temperature heat-insulating container, and the second container is an outer container of the low-temperature heat-insulating container; or,

the second container is an inner container of the low-temperature heat-insulating container, and the first container is an outer container of the low-temperature heat-insulating container.