CN216408552U - Liquid oxygen storage container and liquid oxygen supply device - Google Patents
Liquid oxygen storage container and liquid oxygen supply device Download PDFInfo
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- CN216408552U CN216408552U CN202121343149.1U CN202121343149U CN216408552U CN 216408552 U CN216408552 U CN 216408552U CN 202121343149 U CN202121343149 U CN 202121343149U CN 216408552 U CN216408552 U CN 216408552U
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- liquid oxygen
- outer container
- oxygen storage
- inner container
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- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229910000838 Al alloy Inorganic materials 0.000 claims description 7
- 239000011152 fibreglass Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 14
- 230000006835 compression Effects 0.000 abstract description 8
- 238000007906 compression Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 3
- 238000005728 strengthening Methods 0.000 abstract description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Abstract
The application discloses liquid oxygen storage container and liquid oxygen apparatus of oxygen suppliment, this liquid oxygen storage container includes: an inner container and an outer container; wherein a vacuum layer is arranged between the inner container and the outer container, and the inner container and the outer container are connected through a connecting piece; the outer side of the outer container is provided with a plurality of annular grooves along the circumferential direction of the outer container, and the annular grooves correspond to the vacuum layers. The application has reached the purpose that utilizes the annular groove to form a plurality of strengthening ribs on outer courage to realized still having better resistance to compression performance on thinner material, can effectually reduce because of the regional negative pressure effect of vacuum leads to the technological effect that the material warp, and then solved the liquid oxygen storage container resistance to compression performance that adopts thinner material to make among the correlation technique relatively poor, outer courage produces the problem of warping easily.
Description
Technical Field
The application relates to the technical field of liquid oxygen low-temperature storage, in particular to a liquid oxygen storage container and a liquid oxygen supply device.
Background
Present liquid oxygen storage container mainly used holds dress liquid oxygen, because liquid oxygen temperature is low excessively, very easily volatilizees, adopts stainless steel inner bag storage liquid oxygen more, sheathes the outer courage of one deck again, forms an intermediate layer, keeps warm to the intermediate layer and carries out the adiabatic mode of high vacuum multilayer, and similar thermos cup is the vacuum layer heat insulation layer between inner bag and the outer courage. In order to reduce the weight of the liquid oxygen storage container, the whole liquid oxygen storage container is made of thin materials, and due to the existence of the vacuum layer, external air can extrude the outer container, so that the pressure resistance performance of the liquid oxygen storage container is poor, and the outer container is easy to deform.
Aiming at the problems that the liquid oxygen storage container made of thinner material in the related technology has poorer pressure resistance performance and the outer container is easy to deform, no effective solution is provided at present.
SUMMERY OF THE UTILITY MODEL
The present application provides a liquid oxygen storage container and a liquid oxygen supply apparatus, so as to solve the problem of poor resistance to compression of the liquid oxygen storage container made of a thin material in the related art.
In order to achieve the above object, the present application provides a liquid oxygen storage container comprising: an inner container and an outer container; wherein a vacuum layer is arranged between the inner container and the outer container, and the inner container and the outer container are connected through a connecting piece; the outer side of the outer container is provided with a plurality of annular grooves protruding towards the inner side of the outer container along the circumferential direction of the outer container, and the annular grooves correspond to the vacuum layer.
Furthermore, the inner container is positioned in the middle of the outer container, and the two groups of annular grooves are symmetrically distributed up and down.
Further, at least three annular grooves are arranged in each group; the inner surface of the annular groove is provided with an arc surface.
The outer container comprises an integrally formed outer container body and an outer container cover fixed at the upper end of the outer container body, and the inner container is arranged in the outer container body;
the inner container comprises an integrally formed inner container body and an inner container cover fixed at the upper end of the inner container body.
Furthermore, the lower end of the inner container body is fixedly connected with the inner side of the outer container body through a lower connecting piece, and the upper end of the inner container cover is fixedly connected with the inner side of the outer container cover through an upper connecting piece.
Furthermore, a first lap joint part in lap joint fit is arranged at the lower end of the outer liner cover and the upper end of the outer liner body, and a second lap joint part in lap joint fit is also arranged at the lower end of the inner liner cover and the upper end of the inner liner body;
the inner container is characterized in that annular depressions protruding towards the inner side are formed in the lower end face of the outer container body and the upper end face of the outer container cover, and the lower end face of the outer container body and the upper end face of the outer container cover except for the annular depressions are arranged to be horizontal planes.
Furthermore, the lower end surface of the inner container body is arranged to be a plane and is fixedly provided with a connecting seat, and the upper end of the lower connecting piece is fixed in the connecting seat;
the upper end of the liner cover is provided with a connecting flange seat, and the lower end of the upper connecting piece is fixedly connected with the connecting flange seat.
Furthermore, the connecting flange seat and the inner container cover are integrally formed.
Further, the inner container and the outer container are both made of low-temperature aluminum alloy; the upper connecting piece and the lower connecting piece are both made of glass fiber reinforced plastics.
According to another aspect of the present application, there is provided a liquid oxygen supply apparatus comprising the above-described liquid oxygen storage container.
In the embodiment of the application, the inner container and the outer container are arranged; wherein a vacuum layer is arranged between the inner container and the outer container, and the inner container and the outer container are connected through a connecting piece; the outer side of the outer container is provided with a plurality of annular grooves protruding towards the inner side of the outer container along the circumferential direction of the outer container, the annular grooves correspond to the vacuum layer, and the purpose of forming a plurality of reinforcing ribs on the outer container by utilizing the annular grooves is achieved, so that the thin material still has good compression resistance performance, the technical effect of material deformation caused by the negative pressure effect of a vacuum area can be effectively reduced, and the problems that a liquid oxygen storage container made of the thin material in the related technology is poor in compression resistance performance, and the outer container is easy to deform are solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
FIG. 1 is a schematic cross-sectional structural view according to an embodiment of the present application;
FIG. 2 is a schematic diagram of an axial structure according to an embodiment of the present application;
wherein, 1 outer courage, 110 outer courage lid, 111 outer courage body, 2 flange joint seats, 3 annular groove, 4 upper connectors, 5 annular recesses, 6 connecting seats, 7 vacuum layers, 8 inner bags, 81 inner bag lid, 82 inner bags, 9 lower connectors.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.
In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 2, an embodiment of the present application provides a liquid oxygen storage container, including: an inner container 8 and an outer container 1; wherein, a vacuum layer 7 is arranged between the inner container 8 and the outer container 1, and the inner container 8 is connected with the outer container 1 through a connecting piece; the outer side of the outer liner 1 is provided with a plurality of annular grooves 3 protruding towards the inner side of the outer liner 1 along the circumferential direction of the outer liner, and the annular grooves 3 correspond to the vacuum layer 7.
In this embodiment, the inner container 8 and the outer container 1 both have a certain storage space therein, the inner container 8 is installed in the storage space in the outer container 1, and the storage space in the inner container 8 is used for storing liquid oxygen. The inner container 8 and the outer container 1 are spaced to form a vacuum layer 7, and the vacuum layer 7 can be used for realizing heat preservation of the inner container 8, so that volatilization of liquid oxygen caused by temperature change is reduced. The inner container 8 is fixed in the storage space of the outer container 1 through the connecting piece, namely the inner container 8 is fixedly connected with the outer container 1 through the connecting piece, so that the inner container 8 is prevented from generating displacement in the outer container 1, and the use is influenced. Inner bag 8 and outer courage 1 in this application all adopt the thinner material of light to make, for example, low temperature aluminum alloy, and because vacuum layer 7 has between inner bag 8 and the outer courage 1, the internal pressure on vacuum layer 7 is less than outside atmospheric pressure promptly, consequently can extrude outer courage 1 under the effect of atmospheric pressure, if only adopt thinner plane aluminum alloy to make alone, can lead to outer courage 1 resistance to compression performance relatively poor, can produce the deformation under the atmospheric pressure effect, thereby change vacuum layer 7's structure, influence normal use. Consequently set up a plurality of annular grooves 3 in this application on outer courage 1, and annular groove 3 corresponds with vacuum layer 7, form a plurality of strengthening ribs through annular groove 3 on outer courage 1, thereby realized still having better resistance to compression performance on thinner material, can effectually reduce the technological effect that leads to the material to warp because of the regional negative pressure effect of vacuum, and then solved adopt the less resistance to compression performance of liquid oxygen storage container that thinner material made among the correlation technique relatively poor, outer courage 1 produces the problem of deformation easily.
In this embodiment, the position of the annular groove 3 can be calculated according to the stress point of the outer bladder 1, so as to find the most suitable reinforcing position. Specifically, because 8 both ends of inner bag are arc portion, the middle part is straight section of thick bamboo portion, consequently interval between straight section of thick bamboo portion and outer courage 1 can obviously be less than the interval between arc portion and the outer courage 1, vacuum layer 7 that lies in between straight section of thick bamboo portion and the outer courage 1 promptly is less than the vacuum layer 7 that lies in between arc portion and the outer courage 1, consequently, the position atress that outer courage 1 corresponds 8 arc portion can be greater than other positions, so can set up annular groove 3 in the position that outer courage 1 corresponds with 8 arc portion of inner bag, thereby effectively improve outer courage 1's atress performance.
As shown in fig. 1 to 2, the inner container 8 is located in the middle of the outer container 1, the annular grooves 3 are arranged in two groups and are symmetrically distributed up and down, and at least three annular grooves 3 are arranged in each group; the inner surface of the annular groove 3 is provided with a cambered surface.
The inner container 8 is positioned in the middle of the outer container 1, so that the vacuum layer 7 is arranged between the inner container 8 and the outer container 1 in a balanced manner, each group of annular grooves 3 is at least three, stable reinforcing structures can be formed, and the inner surfaces of the annular grooves 3 are cambered surfaces, so that the structural strength can be further reinforced.
The outer container 1 comprises an integrally formed outer container body 111 and an outer container cover 110 fixed at the upper end of the outer container body 111, and the inner container 8 is arranged in the outer container body 111; the inner container 8 includes an integrally formed inner container body 82 and an inner container cover 81 fixed to an upper end of the inner container body 82.
Specifically, it should be noted that, inner bag 8 and outer courage 1 in the correlation technique are similar in structure, all include the straight section of thick bamboo section and fix the arc end cover at straight section of thick bamboo section both ends, the welding is fixed between straight section of thick bamboo section and the arc end cover that corresponds, consequently, have two welding beads respectively on inner bag 8 and outer courage 1, it is higher to lead to the leakage rate, consequently divide into outer courage body 111 of integrated into one piece and fix outer courage lid 110 on outer courage body 111 with outer courage 1 in this embodiment, outer courage body 111 includes straight section of thick bamboo section and arc end cover, compare in relevant outer courage 1 structure promptly, outer courage 1 welding bead in this application reduces to one by two, inner bag 8 is also adjusted into one by two similarly, make the leakage rate obtain effectively reducing.
Terminal surface and outer courage lid 110 up end all are provided with towards inboard convex annular sunken 5 under the outer courage body 111, and terminal surface and outer courage lid 110 up end set up to the horizontal plane except that the part of annular sunken 5 under the outer courage body 111, can strengthen the structural strength of outer courage body 111 and outer courage lid 110 through annular sunken 5, and the setting of horizontal plane then is convenient for the cooperation of outer courage body 111 and other connecting pieces.
As shown in fig. 1 to 2, the lower end of the inner container 82 is fixedly connected with the inner side of the outer container 111 through the lower connecting piece 9, the upper end of the inner container cover 81 is fixedly connected with the inner side of the outer container cover 110 through the upper connecting piece 4, the upper connecting piece 4 and the lower connecting piece 9 are both made of glass fiber reinforced plastics, and the glass fiber reinforced plastics are used as materials of the upper connecting piece 4 and the lower connecting piece 9, so that heat conduction can be reduced, and volatilization of liquid oxygen caused by temperature influence can be reduced.
As shown in fig. 1 to 2, the lower end face of the outer liner body 111 and the upper end face of the outer liner cover 110 are both arranged as planes, the two ends of the outer liner 1 in the related art are cambered surfaces, so that the installation is difficult, and the plane size cannot be effectively mastered during the butt joint, so that the upper end face of the outer liner body 111 and the upper end face of the outer liner cover 110 are arranged as planes in the application, the two ends of the outer liner 1 are arranged as planes, and the outer liner is more easily butted with various space structures.
As shown in fig. 1 to 2, the lower end surface of the inner container 82 is a plane and is fixed with the connecting seat 6, and the upper end of the lower connecting piece 9 is fixed in the connecting seat 6; in order to facilitate the connection of the inner container body 82, the lower end surface of the inner container body 82 is also set to be a plane, which, of course, occupies only a part of the arc surface portion of the inner container body 82, so that the vacuum layer 7 and the accommodating space are sufficient while achieving the installation convenience. The inner bag covers 81 upper ends and is provided with the flange seat, go up 4 lower extremes of connecting piece and flange seat fixed connection, the liquid oxygen that is arranged in the inner bag body 82 passes through connecting piece 4 and flows out, consequently, it is higher for making the connection leakproofness of connecting piece 4 and inner bag lid 81, install the connection ring flange on the inner bag lid 81 in this application, go up connecting piece 4 and flange seat flange joint, thereby improve the leakproofness, and flange seat and inner bag lid 81 integrated into one piece, thereby reduce the connection gap, prevent to leak.
As shown in fig. 1 to 2, the inner container 8 and the outer container 1 are both made of low-temperature aluminum alloy, the low-temperature aluminum alloy has the characteristics of light weight and excellent performance at low temperature, and the strength, the shape and the toughness of the low-temperature aluminum alloy are greatly improved along with the reduction of the temperature, so that the liquid oxygen storage container is lighter and is convenient to carry and use.
According to another aspect of the present application, there is provided a liquid oxygen supply apparatus comprising the above-described liquid oxygen storage container.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A liquid oxygen storage container, comprising: an inner container and an outer container; wherein,
a vacuum layer is arranged between the inner container and the outer container, and the inner container and the outer container are connected through a connecting piece; a plurality of annular grooves protruding towards the inner side of the outer container are formed in the outer side of the outer container along the circumferential direction of the outer container; the annular groove corresponds to the vacuum layer.
2. The liquid oxygen storage container of claim 1, wherein the inner container is located in the middle of the outer container, and the annular grooves are arranged in two groups and are symmetrically distributed up and down.
3. The liquid oxygen storage container of claim 2, wherein each set of the annular grooves is provided in at least three;
the inner surface of the annular groove is provided with an arc surface.
4. The liquid oxygen storage container according to claim 1, wherein the outer container comprises an integrally formed outer container body and an outer container cover fixed to an upper end of the outer container body, and the inner container is disposed in the outer container body;
the inner container comprises an integrally formed inner container body and an inner container cover fixed at the upper end of the inner container body.
5. The liquid oxygen storage container according to claim 1, wherein the lower end of the inner container is fixedly connected to the inner side of the outer container through a lower connector, and the upper end of the inner container cover is fixedly connected to the inner side of the outer container through an upper connector.
6. The liquid oxygen storage container according to claim 5, wherein the lower end of the outer container cover and the upper end of the outer container body are provided with first overlapping parts which are in overlapping fit, and the lower end of the inner container cover and the upper end of the inner container body are also provided with second overlapping parts which are in overlapping fit;
the inner container is characterized in that annular depressions protruding towards the inner side are formed in the lower end face of the outer container body and the upper end face of the outer container cover, and the lower end face of the outer container body and the upper end face of the outer container cover except for the annular depressions are arranged to be horizontal planes.
7. The liquid oxygen storage container according to claim 6, wherein the lower end surface of the inner container body is a plane and is fixed with a connecting seat, and the upper end of the lower connecting piece is fixed in the connecting seat;
the upper end of the liner cover is provided with a connecting flange seat, and the lower end of the upper connecting piece is fixedly connected with the connecting flange seat.
8. The liquid oxygen storage container according to claim 7, wherein the connection flange seat is provided integrally with the inner container lid.
9. The liquid oxygen storage container according to claim 7, wherein the inner container and the outer container are both made of low-temperature aluminum alloy;
the upper connecting piece and the lower connecting piece are both made of glass fiber reinforced plastics.
10. A liquid oxygen supply apparatus comprising a liquid oxygen storage container as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121343149.1U CN216408552U (en) | 2021-06-16 | 2021-06-16 | Liquid oxygen storage container and liquid oxygen supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121343149.1U CN216408552U (en) | 2021-06-16 | 2021-06-16 | Liquid oxygen storage container and liquid oxygen supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216408552U true CN216408552U (en) | 2022-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121343149.1U Active CN216408552U (en) | 2021-06-16 | 2021-06-16 | Liquid oxygen storage container and liquid oxygen supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216408552U (en) |
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2021
- 2021-06-16 CN CN202121343149.1U patent/CN216408552U/en active Active
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