CN211574756U

CN211574756U - Built-in heat insulation type adsorption supporting structure and heat insulation container

Info

Publication number: CN211574756U
Application number: CN201922180389.3U
Authority: CN
Inventors: 陈永; 张生高; 施纯�; 郑太胜
Original assignee: SICHUAN GANGTONG MEDICAL EQUIPMENT GROUP CO LTD
Current assignee: SICHUAN GANGTONG MEDICAL EQUIPMENT GROUP CO LTD
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-09-25
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to a adiabatic technical field of low temperature aims at solving the poor problem of the adiabatic effect of current pressure vessel bearing structure, provides built-in thermal-insulated formula and adsorbs bearing structure and adiabatic container. The built-in heat insulation type adsorption support structure comprises a filling cavity; the filling cavity comprises a filling cylinder with an upward opening and a pore plate connected to the opening of the filling cylinder, and a filling chamber is defined by the filling cylinder and the pore plate; the upper part of the peripheral wall of the filling cylinder is connected with the inner periphery of a matching hole arranged on the inner container shell; a support tube assembly enclosing an intermediate chamber; the upper end of the supporting pipe component is connected with the outer container shell, and the lower end of the supporting pipe component penetrates through the orifice plate and is connected with the bottom wall of the filling cylinder; the lower end of the adapter tube is positioned in the inner chamber enclosed by the inner container shell, and the upper end of the adapter tube extends to the top wall connected with the supporting tube component. The beneficial effects of the utility model are that guaranteed support intensity and adiabatic dual requirement.

Description

Built-in heat insulation type adsorption supporting structure and heat insulation container

Technical Field

The utility model relates to a adiabatic technical field of low temperature particularly, relates to built-in thermal-insulated formula adsorbs bearing structure and adiabatic container.

Background

The low-temperature heat-insulating pressure vessel needs to maintain the vacuum degree in the interlayer in order to obtain good heat insulation, and a molecular sieve adsorbing material is needed to adsorb gas due to the outgassing and air leakage of materials in the interlayer.

The adsorption device and the supporting structure are mutually independent, labor and materials are wasted, the adsorption device is arranged outside the inner container, the contact area with the low-temperature end is limited, the low-temperature adsorption performance is not favorably exerted, a large amount of space is occupied, the wrapping of a heat insulating material is not favorably realized, the heat insulating space is reduced, and the heat transfer quantity is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a built-in thermal-insulated formula adsorbs bearing structure to solve the poor problem of the adiabatic effect of current pressure vessel bearing structure.

The embodiment of the utility model is realized like this:

the embodiment of the utility model provides a built-in thermal-insulated formula adsorbs bearing structure supports between outer container casing and inner container casing, and it includes:

the filling cavity is used for filling adsorption molecular sieve adsorption materials; the filling cavity comprises a filling cylinder with an upward opening and a pore plate connected to the opening of the filling cylinder, and a filling chamber for filling adsorption molecular sieve adsorption materials is enclosed by the filling cylinder and the pore plate; the upper part of the peripheral wall of the filling cylinder is connected with the inner periphery of a matching hole formed on the inner container shell, so that the lower part of the filling cylinder is positioned in the inner container shell;

a support tube assembly enclosing an intermediate chamber; the upper end of the supporting pipe assembly is connected with the outer container shell, and the lower end of the supporting pipe assembly penetrates through the orifice plate and is connected with the bottom wall of the filling cylinder; and

a nipple having a lower end located within the inner chamber defined by the inner container housing and an upper end extending upwardly through the bottom wall of the filler cartridge and along the intermediate chamber to a top wall connected to the support tube assembly.

In the embodiment, the filling cavity, the middle pipe and the connecting pipe form a three-layer structure from outside to inside, wherein the filling cavity can be separated from the inner container shell so as to be convenient for vacuum pumping; the filling cavity is positioned in the inner container shell to form a built-in type and is positioned in low-temperature medium steam, so that the adsorption molecular sieve adsorption material is in full contact with low temperature to play a good adsorption effect; the supporting tube component extends to the bottom wall of the filling cylinder of the filling cavity inside the inner container shell, so that the length of the supporting structures of the outer container shell and the inner container shell is increased, and the speed of the cold energy in the inner container shell transmitted to the outer container shell from the supporting tube component is reduced; the connecting pipe can ensure that the supporting pipe is separated from an interlayer between the inner container shell and the outer container shell, ensure that the supporting pipe component is not communicated with the inner cavity of the inner container shell, and ensure the dual requirements of the strength and the heat insulation of the supporting pipe component of the inner container shell.

In one embodiment:

the supporting pipe assembly is provided with an air duct which is communicated with an interlayer space between the outer container shell and the inner container shell and a middle chamber of the supporting pipe assembly.

In one embodiment:

the support tube assembly comprises a reinforcing flange connected to the outer container shell, an upwardly open support tube connected to the bottom wall of the filling cylinder, and a support tube connected between the support tube and the reinforcing flange, which define the intermediate chamber therebetween.

In one embodiment:

a mounting hole is formed in the middle of the bottom wall of the filling cylinder; the position of the outer container shell corresponding to the mounting hole is provided with a fixing hole corresponding to the mounting hole;

the reinforcing flange is connected in the fixing hole and closes the fixing hole;

the supporting cylinder consists of an annular surrounding wall and a lower wall connected to the lower opening of the surrounding wall; the peripheral wall penetrates into the mounting hole from bottom to top, and the outer peripheral surface of the peripheral wall is in sealing fit with the inner hole wall of the mounting hole;

the lower end of the support tube is in sealing fit with the surrounding wall, and the reinforcing flange closes the upper end opening of the support tube.

In one embodiment:

the stay tube includes upper tube and low tube, the upper tube pass through coupling assembling with the low tube is along the axial concatenation.

In one embodiment:

the connecting assembly comprises an upper flange connected to the periphery of the lower end of the upper pipe, a lower flange connected to the periphery of the upper end of the lower pipe, and a heat insulation base plate clamped between the upper flange and the lower flange;

the upper flange and the lower flange are connected through a bolt assembly and tightly press the heat insulation base plate, and the inner peripheries of the upper flange, the heat insulation base plate and the lower flange are communicated with the upper pipe and the lower pipe.

In one embodiment:

and the upper flange and/or the lower flange are/is provided with an air duct which is communicated with an interlayer space between the outer container shell and the inner container shell and a middle chamber of the support tube component.

In one embodiment:

the filling cylinder is formed by fixedly connecting an annular peripheral wall and a plate-shaped bottom wall.

The embodiment of the utility model also provides an insulated container, which comprises an inner container shell, an outer container shell and the built-in insulated adsorption supporting structure, wherein the inner container shell and the outer container shell are nested inside and outside, and the built-in insulated adsorption supporting structure is supported between the inner container shell and the outer container shell; the inner and outer container housings define a sandwiched space therebetween.

The heat insulating container in this embodiment can maintain a temporal vacuum degree by adopting the above-described built-in heat insulating adsorption support structure and by once evacuating the interlayer space.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings referred to in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.

Fig. 1 shows a built-in thermally insulated adsorbent support structure and a thermally insulated container in an embodiment of the invention;

fig. 2 is an enlarged view of fig. 1 at a.

Icon: 10-an insulated container; 20-an inner container housing; 21-interlayer space; 30-an outer container housing; 40-a built-in heat insulation type adsorption support structure; 41-filling the cavity; 42-adsorption molecular sieve adsorption material; 43-a filling cylinder; 44-well plate; 45-the peripheral wall; 46-a bottom wall; 47-mating holes; 48-a support tube assembly; 49-intermediate chamber; 50-connection pipe; 51-airway; 52-a reinforcing flange; 53-a support cylinder; 54-support tube; 55-mounting holes; 56-fixed holes; 57-enclosure wall; 58-lower wall; 59-upper tube; 60-lower tube; 61-a connection assembly; 62-an upper flange; 63-a lower flange; 64-a heat insulating backing plate; 65-bolt assembly; 66-perforation; 67-a vent channel; 68-filling the chamber; 69-lumen.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as a limitation of the present invention. Furthermore, the appearances of the terms "first," "second," and the like in the description of the present invention are only used for distinguishing between the descriptions and are not intended to indicate or imply relative importance.

Furthermore, the terms "horizontal", "vertical" and the like when used in the description of the present invention do not require that the components be absolutely horizontal or hanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1 and 2 in combination, an insulated container 10 is provided that includes an inner and outer nested container housing 20, an outer container housing 30, and an internal thermally insulated adsorbent support structure 40 supported therebetween. Wherein inner vessel shell 20 and outer vessel shell 30 define a sandwiched space 21 therebetween.

With continued reference to fig. 1 and fig. 2, the internal heat insulation type adsorption supporting structure 40 in the embodiment of the present invention is a three-layer structure from outside to inside, and includes a filling cavity 41, a supporting tube assembly 48, and a connecting tube 50 in sequence.

Wherein, the filling cavity 41 is used for filling the adsorption molecular sieve adsorption material 42. The filling cavity 41 comprises a filling cylinder 43 with an upward opening and an orifice plate 44 connected to the opening of the filling cylinder 43, and the filling cylinder 43 and the orifice plate 44 enclose a filling chamber 68 for filling the adsorption molecular sieve adsorption material 42; the upper portion of peripheral wall 45 of filling cylinder 43 is connected to the inner periphery of fitting hole 47 formed in inner container housing 20 so that the lower portion of filling cylinder 43 is positioned inside inner container housing 20.

The support tube assembly 48 encloses an intermediate chamber 49; the support tube assembly 48 is connected at its upper end to the outer container housing 30 and at its lower end through the orifice plate 44 and to the bottom wall 46 of the filling cartridge 43;

the lower end of adapter tube 50 is positioned within inner chamber 69 defined by inner container shell 20 and the upper end extends upwardly through bottom wall 46 of filler cartridge 43 and along intermediate chamber 49 to the top wall connected to support tube assembly 48.

In this embodiment, the filling cavity 41 can be separated from the inner container housing 20 to be vacuumized by arranging a three-layer structure formed by the filling cavity 41, the intermediate pipe and the adapter 50 from outside to inside; the filling cavity 41 is positioned inside the inner container shell 20 to form a built-in type and is positioned in low-temperature medium steam, so that the adsorption molecular sieve adsorption material 42 is in full contact with low temperature to play a good adsorption effect; the extension of support tube assembly 48 all the way to bottom wall 46 of filling cylinder 43 of filling chamber 41 inside inner container shell 20 increases the length of the outer container shell 30 and inner container shell 20 support structure, reducing the rate at which cooling energy within inner container shell 20 is transferred from support tube assembly 48 to outer container shell 30; adapter tube 50 ensures that support tube 54 is spaced from the interlayer between inner and outer vessel shells 30, ensures that support tube assembly 48 does not communicate with the interior cavity of inner vessel shell 20, and ensures the dual strength and thermal insulation requirements of support tube assembly 48 of inner vessel shell 20.

In this embodiment, the support tube assembly 48 may be provided with an air duct 51 communicating the interlayer space 21 between the outer container housing 30 and the inner container housing 20 and the intermediate chamber 49 of the support tube assembly 48. In this way, the gas in the intermediate chamber 49 of the support tube assembly 48 can be passed out of the interlayer space 21 and absorbed by the molecular sieve, ensuring the thermal insulation performance.

The support tube assembly 48 in this embodiment comprises a reinforcing flange 52 connected to the outer container housing 30, an upwardly open support tube 53 connected to the bottom wall 46 of the filling cylinder 43, and a support tube 54 connected between the support tube 53 and the reinforcing flange 52, defining an intermediate chamber 49 therebetween. The filling cylinder 43 is formed by fixedly connecting an annular peripheral wall 45 and a plate-like bottom wall 46. A mounting hole 55 is formed in the middle of the bottom wall 46 of the filling cylinder 43; a fixing hole 56 corresponding to the mounting hole 55 is formed at a position of the outer container casing 30 corresponding to the mounting hole 55; the reinforcing flange 52 is attached inside the fixing hole 56, and the reinforcing flange 52 closes the fixing hole 56; the supporting cylinder 53 is composed of an annular surrounding wall 57 and a lower wall 58 connected to the lower opening of the surrounding wall 57; the peripheral wall 45 penetrates into the mounting hole 55 from bottom to top, and the outer peripheral surface of the peripheral wall 57 is in sealing fit with the inner hole wall of the mounting hole 55; the lower end of the support tube 54 is sealingly engaged with the surrounding wall 57 and the reinforcing flange 52 closes the upper end opening of the support tube 54. The support tube 54 may also be provided to include an upper tube 59 and a lower tube 60, the upper tube 59 being axially spliced by a connection assembly 61 and the lower tube 60. Wherein, the connecting assembly 61 comprises an upper flange 62 connected with the periphery of the lower end of the upper pipe 59, a lower flange 63 connected with the periphery of the upper end of the lower pipe 60, and a heat insulation backing plate 64 clamped between the upper flange 62 and the lower flange 63; upper flange 62 and lower flange 63 are connected by bolt assembly 65 and press against insulating pad 64, and the inner peripheries of upper flange 62, insulating pad 64 and lower flange 63 communicate with upper tube 59 and lower tube 60. Optionally, the orifice plate 44 is perforated with perforations 66, and the outer peripheral surface of the insulating mat 64 fits within the perforations 66. The thermal insulating pad 64 in this embodiment may be epoxy glass reinforced plastic with a low thermal coefficient. The ventilation channel 51 may be provided as a ventilation groove 67 formed in the upper flange 62 and/or the lower flange 63, and the ventilation groove 67 may be formed on more than the contact surface of the upper flange 62/the lower flange 63 and the thermal insulation pad 64.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An internal thermal insulation type adsorption support structure supported between an outer container casing and an inner container casing, comprising:

2. The internal insulated adsorptive support structure according to claim 1, wherein:

3. The internal insulated adsorptive support structure according to claim 1, wherein:

4. The internal insulated adsorptive support structure according to claim 3, wherein:

5. The internal insulated adsorptive support structure according to claim 3, wherein:

6. The internal insulated adsorptive support structure according to claim 5, wherein:

7. The internal insulated adsorptive support structure according to claim 6, wherein:

8. The internal insulated adsorptive support structure according to claim 1, wherein:

9. An insulated container characterized by:

comprises an inner container shell and an outer container shell which are nested inside and outside, and an internal heat insulation type adsorption support structure according to any one of claims 1 to 8 supported between the inner container shell and the outer container shell; the inner and outer container housings define a sandwiched space therebetween.