CN110939866A - Tank container for freezing liquefied gas - Google Patents
Tank container for freezing liquefied gas Download PDFInfo
- Publication number
- CN110939866A CN110939866A CN201911373790.7A CN201911373790A CN110939866A CN 110939866 A CN110939866 A CN 110939866A CN 201911373790 A CN201911373790 A CN 201911373790A CN 110939866 A CN110939866 A CN 110939866A
- Authority
- CN
- China
- Prior art keywords
- inner container
- frame
- support
- container
- tank body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000008014 freezing Effects 0.000 title claims abstract description 5
- 238000007710 freezing Methods 0.000 title claims abstract description 5
- 238000009413 insulation Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 244000261422 Lysimachia clethroides Species 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
- F17C13/081—Mounting arrangements for vessels for large land-based storage vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/08—Mounting arrangements for vessels
- F17C13/082—Mounting arrangements for vessels for large sea-borne storage vessels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a tank container for freezing liquefied gas, which comprises a tank body, a frame, an internal pipeline and a valve pipeline assembly, wherein the tank body is provided with a tank opening; the tank body comprises an inner container, an outer shell sleeved outside the inner container, a fixed support and a sliding support for connecting the inner container and the outer shell, a skirt for connecting a frame and the tank body, and a heat insulation layer arranged between the inner container and the outer shell and wound on the inner container; the frame comprises two opposite end frames, a side beam, a bottom beam, a support, a bottom inclined strut and a support, wherein the side beam, the bottom beam, the support, the bottom inclined strut and the support are connected between the two end frames and are parallel to each other; the tank body is arranged in the frame and is connected with the frame through the skirt and the bottom beam; one end of the internal pipeline is communicated with the inner container, the other end of the internal pipeline penetrates out of the shell to be connected with the valve pipeline assembly, and the valve pipeline assembly is located in a triangular area defined by the tank body, the end frame and the bottom beam. The invention can realize railway, highway, waterway and combined transportation thereof, and has large volume, small dead weight, high safety and good adaptability.
Description
Technical Field
The invention belongs to the technical field of logistics transportation, and particularly relates to a refrigerated liquefied gas tank container.
Background
With the continuous growth of the gas industry in China, the consumption market of frozen liquefied gas represented by liquefied natural gas and liquid nitrogen is rapidly increased, and the frozen liquefied gas tank container conforms to the development plan of national multimodal transport due to the characteristics of safety, high efficiency and flexibility, and is more and more widely applied.
The existing tank container for frozen liquefied gas needs to bear the impact load in the transportation process of roads, railways and water ways, especially the impact load of China railways, and the tank body and the frame of the tank container are designed to be very strong, so that the tank container has the advantages of heavy weight, small volume and low technical and economic indexes.
The valve pipeline or the loading and unloading port of the existing refrigerated liquefied gas tank container is arranged at the end part of the tank container, and the design is not suitable for the transportation of China railways, because most of the end parts of the existing flatcars are provided with end door stop irons, in the railway transportation process, if an emergency occurs, the tank door box cannot be opened to carry out valve operation or transfer loading and transporting media, so that the accident is further enlarged, and even personal accidents are caused.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a refrigerated liquefied gas tank container which can realize railways, highways, water ways and combined transportation thereof, has large volume, small self weight, high safety and good adaptability, and solves the problems of small load, heavy self weight, low safety and poor universality of the conventional refrigerated liquefied gas tank container.
In order to solve the technical problems, the invention adopts the following technical scheme:
a tank container for freezing liquefied gas comprises a tank body, a frame, an internal pipeline and a valve pipeline assembly;
the tank body comprises an inner container, an outer shell sleeved outside the inner container and a heat insulation layer arranged between the inner container and the outer shell and wound on the inner container; a skirt which connects the tank body and the frame; a fixed support and a fixed support are arranged between the inner container and the outer shell, and the space between the inner container and the outer shell is a vacuum environment;
the frame comprises two opposite end frames, four side beams, a bottom beam, a support, a bottom inclined strut and a support, wherein the four side beams are connected between the two end frames, are parallel to each other and are vertical to the plane of the end frames; the end frame comprises a transverse end beam and a lower end beam which are parallel to each other, two vertical corner columns which are parallel to each other and a corner piece which connects the upper end beam, the lower end beam and the two corner columns into a rectangular frame; four inclined struts are arranged at the four corners of the rectangular frame; the bottom beam is vertically connected with the end frame; the side beams are connected to the four corners of the rectangular frame; the bottom inclined strut is connected with the support and the corner piece; the support connects the side beam and the housing; the tank body is arranged in the frame and is connected with the frame through the skirt and the bottom beam;
one end of the internal pipeline is communicated with the inner container, the other end of the internal pipeline penetrates through the shell to be connected with the valve pipeline assembly, and the valve pipeline assembly is located in a triangular area defined by the tank body, the end frame and the bottom beam.
The invention also comprises the following technical characteristics;
specifically, the inner container is of a cylindrical structure, and the end sockets at two ends of the inner container are arc surfaces; the shell is of a cylindrical structure, and the end sockets at two ends of the shell are of a disc-shaped structure;
specifically, a support is arranged between the side beam and the housing.
Specifically, two ends of the inclined strut are connected to the upper parts of the upper end beams and the corner posts or the lower parts of the lower end beams and the corner posts, and the included angle between the inclined strut and the corner post, the upper end beam or the lower end beam connected with the inclined strut is 40-50 degrees.
Specifically, the fixed support and the sliding support are a plurality of support members which are distributed along the circumferential direction of the inner container and the outer shell and are used for connecting the inner container and the outer shell; the plurality of support members near the valve pipeline assembly are fixed supports, and the plurality of support members far away from the valve pipeline assembly are sliding supports.
Specifically, the valve pipeline assembly comprises a valve box, a valve pipeline arranged in the valve box and a loading and unloading opening; the valve line is in communication with the internal line.
Compared with the prior art, the invention has the following technical effects:
the invention can realize railways, highways, water ways and combined transportation thereof, has large volume, small self weight, high safety and good adaptability, and solves the problems of small load, heavy self weight, low safety and poor universality of the existing refrigerated liquefied gas tank container.
The invention optimizes the frame structure and the connection structure of the frame structure and the tank body by reasonably matching the parameters of the inner container and the outer container, the thickness of the heat insulation layer, the length and the diameter of the supporting member, the height of the reinforcing ring and the like of the tank body, thereby maximizing the volume, lightening the tank box, simultaneously meeting the transportation of roads, railways and water ways, and particularly meeting the requirements of the transportation working conditions of China railways.
The valve pipeline equipment is positioned below the side of the tank container, so that the loading and unloading valve can be effectively protected, the transportation safety is enhanced, and meanwhile, the emergency treatment of accidents is facilitated.
Drawings
FIG. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
The meaning of the individual reference symbols in the figures is: 1-tank body, 2-frame, 3-internal pipeline, 4-valve pipeline component;
11-inner container, 12-outer shell, 13-fixed support, 14-sliding support, 15-skirt;
21-end frame, 22-side beam, 23-bottom beam, 24-support, 25-bottom inclined strut and 26-support;
211-upper end beam, 212-lower end beam, 213-corner post, 214-corner fitting, 215-diagonal brace;
41-valve box, 42-valve pipeline, 43-loading and unloading port.
Detailed Description
The following embodiments of the present invention are provided, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are within the protection scope of the present invention.
Example 1:
following the above technical solution, as shown in fig. 1 to 2, the present embodiment provides a refrigerated liquefied gas tank container, which includes a tank body 1, a frame 2, an internal pipe 3, and a valve pipe assembly 4.
The can body 1 comprises an inner container 11, an outer shell 12 sleeved outside the inner container 11, a fixed support 13 and a sliding support 14 which connect the inner container 11 and the outer shell 12, a skirt 15 which connects the can body 1 and the frame 2, and a heat insulating layer which is arranged between the inner container 11 and the outer shell 12 and is wound on the inner container 11; the tank body is a high-vacuum multi-layer winding heat-insulation low-temperature container, the outer wall of the inner container is wound with heat insulation layers consisting of a plurality of layers of reflecting screens (aluminum foils) and glass fiber paper at intervals, and a jacket formed between the inner shell and the outer shell is pumped to high vacuum so as to achieve the heat insulation purpose; a support member is provided between the inner container 11 and the outer container 12 to connect the inner container 11 and the outer container 12.
The frame 2 comprises two opposite end frames 21, four side beams 22, a bottom beam 23, a support 24, a bottom inclined strut 25 and a support 26, wherein the four side beams 22 are connected between the two end frames 21 and are parallel to each other and perpendicular to the plane of the end frames 21; the end frame 21 comprises a transverse end beam 211 and a lower end beam 212 which are parallel to each other, two vertical corner posts 213 which are parallel to each other, and a corner piece 214 which connects the upper end beam 211, the lower end beam 212 and the two corner posts 213 into a rectangular frame; four inclined struts 215 are arranged at the four corners of the rectangular frame; the bottom beam 23 is vertically connected to the end frame 21; the side beams 22 are connected at four corners of the rectangular frame; the bottom inclined strut 25 is connected with the support 24 on the bottom beam 23 and the corner piece 214; the tank body 1 is arranged in the frame 2, and the tank body 1 and the frame 2 are connected through the skirt 25 and the bottom beam 23, so that the load is dispersed and transmitted through a plurality of paths, the requirements of severe railway transportation working conditions are met, and the light weight design of the whole frame is realized. The frame adopts cold-bent sectional materials with different sections, specifications and thicknesses and optimizes the structure, so that the frame weight is effectively reduced while the reliability of the frame and the safety of the tank body are improved; the gooseneck groove is formed in the bottom of the frame, and the flat car and the skeleton car can be transported, so that the universality is high.
One end of the internal pipeline 3 is communicated with the inner container 11, the other end penetrates through the shell 12 to be connected with the valve pipeline component 4, and the valve pipeline component 4 is positioned in a triangular area defined by the tank body 1, the end frame 21 and the bottom beam 23.
The inner container 11 is of a cylindrical structure, and the end sockets at two ends of the inner container 11 are arc surfaces; the shell 12 is a cylindrical structure, and the end sockets at two ends of the shell 12 are disc-shaped structures; the characteristics of good stress of the arc-surface end socket and small depth of the dish-shaped end socket are fully exerted. By reasonably matching tank body parameters such as the diameter and thickness of the inner container, the diameter and thickness of the outer shell, the thickness of the heat insulation layer, the length and diameter of the supporting member, the height of the reinforcing ring and the like, and fully considering the requirements of flat car weight limit and container limit, the tank body not only meets the vacuum heat insulation index, but also maximizes the volume and simultaneously reduces the weight.
The two ends of the inclined strut 215 are connected with the upper parts of the upper end beam 211 and the corner post 213 or connected with the lower parts of the lower end beam 212 and the corner post 213, and the included angle between the inclined strut 215 and the corner post 213, the upper end beam 211 or the lower end beam 212 connected with the inclined strut is 40-50 degrees.
The fixed support 13 and the sliding support 14 are a plurality of support components which are arranged along the circumferential direction of the inner container 11 and the outer shell 12 and connect the inner container 11 and the outer shell 12; the plurality of support members proximate to the valve manifold assembly 4 are fixed supports 13 and the plurality of support members distal from the valve manifold assembly 4 are sliding supports 14.
The valve pipeline assembly 4 comprises a valve box 41, a valve pipeline 42 arranged in the valve box 41 and a loading and unloading opening 43; the valve line 42 communicates with the internal line 3. The valve pipeline and the loading and unloading port are positioned below the side of the tank container, so that the damage to the valve pipeline and the loading and unloading port caused by rear-end collision can be effectively prevented, and the expansion of accidents is avoided; and when railway transportation, the chamber door case can be opened, is convenient for carry out the valve operation, in time carries out emergency treatment.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. The invention is not described in detail in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (6)
1. A tank container for freezing liquefied gas is characterized by comprising a tank body (1), a frame (2), an internal pipeline (3) and a valve pipeline assembly (4);
the tank body (1) comprises an inner container (11), an outer shell (12) sleeved outside the inner container (11), a fixed support (13) and a sliding support (14) for connecting the inner container (11) and the outer shell (12), a skirt (15) for connecting the tank body (1) and the frame (2), and a heat insulating layer arranged between the inner container (11) and the outer shell (12) and wound on the inner container (11); the space between the inner container (11) and the outer shell (12) is a vacuum environment;
the frame (2) comprises two opposite end frames (21), four side beams (22) which are connected between the two end frames (21), parallel to each other and perpendicular to the plane of the end frames (21), a bottom beam (23), a support (24), a bottom inclined strut (25) and a support (26); the end frame (21) comprises a transverse end beam (211) and a lower end beam (212) which are parallel to each other, two vertical corner columns (213) which are parallel to each other, and a corner piece (214) which connects the upper end beam (211), the lower end beam (212) and the two corner columns (213) into a rectangular frame; four inclined struts (215) are arranged at the four corners of the rectangular frame; the bottom beam (23) is vertically connected with the end frame (21); the side beams (22) are connected to the four corners of the rectangular frame; the bottom inclined strut (25) is connected with a support (24) on the bottom beam (23) and the corner piece (214); the support (26) connecting the side beam (22) and the housing (12); the tank body (1) is arranged in the frame (2), and the tank body (1) is connected with the frame (2) through a skirt (25) and a bottom beam (23);
one end of the internal pipeline (3) is communicated with the inner container (11), the other end of the internal pipeline penetrates through the shell (12) to be connected with the valve pipeline component (4), and the valve pipeline component (4) is located in a triangular area surrounded by the tank body (1), the end frame (21) and the bottom beam (23).
2. The tank container for refrigerated liquefied gas according to claim 1, wherein the inner container (11) has a cylindrical structure, and the end closures at both ends of the inner container (11) have arc surfaces; the shell (12) is of a cylindrical structure, and the end sockets at two ends of the shell (12) are of a disc-shaped structure.
3. The tank container for refrigerated liquefied gas according to claim 1, wherein a support (26) is provided between the side beams (22) and the outer shell (12).
4. The tank container for liquefied gas refrigerated according to claim 1, wherein both ends of the diagonal brace (215) are connected to the upper portions of the upper end beam (211) and the corner post (213) or the lower portions of the lower end beam (212) and the corner post (213), and the included angles between the diagonal brace (215) and the corner post (213), the upper end beam (211) or the lower end beam (212) connected thereto are all 40 ° to 50 °.
5. The liquefied gas refrigerated tank container according to claim 1, wherein the fixed support (13) and the sliding support (14) are each a plurality of support members, which are arranged along the circumferential direction of the inner container (11) and the outer container (12), connecting the inner container (11) and the outer container (12); the supporting components close to the valve pipeline assembly (4) are fixed supports (13), and the supporting components far away from the valve pipeline assembly (4) are sliding supports (14).
6. The liquefied gas refrigerated tank container according to claim 1, wherein the valve piping assembly (4) comprises a valve box (41), a valve piping (42) provided in the valve box (41), and a loading/unloading port (43); the valve line (42) communicates with the internal line (3).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911373790.7A CN110939866A (en) | 2019-12-27 | 2019-12-27 | Tank container for freezing liquefied gas |
| PCT/CN2020/109725 WO2021128877A1 (en) | 2019-12-27 | 2020-08-18 | Frozen liquefied gas tank container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911373790.7A CN110939866A (en) | 2019-12-27 | 2019-12-27 | Tank container for freezing liquefied gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110939866A true CN110939866A (en) | 2020-03-31 |
Family
ID=69913340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911373790.7A Pending CN110939866A (en) | 2019-12-27 | 2019-12-27 | Tank container for freezing liquefied gas |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110939866A (en) |
| WO (1) | WO2021128877A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021128877A1 (en) * | 2019-12-27 | 2021-07-01 | 中车西安车辆有限公司 | Frozen liquefied gas tank container |
| WO2022121974A1 (en) * | 2020-12-10 | 2022-06-16 | 中车西安车辆有限公司 | Frame structure of tank container |
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| CN110939866A (en) * | 2019-12-27 | 2020-03-31 | 中车西安车辆有限公司 | Tank container for freezing liquefied gas |
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2019
- 2019-12-27 CN CN201911373790.7A patent/CN110939866A/en active Pending
-
2020
- 2020-08-18 WO PCT/CN2020/109725 patent/WO2021128877A1/en active Application Filing
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| CN201827643U (en) * | 2010-06-24 | 2011-05-11 | 宁波明欣化工机械有限责任公司 | High vacuum multilayer heat insulation liquid carbon dioxide tank box |
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| WO2021128877A1 (en) * | 2019-12-27 | 2021-07-01 | 中车西安车辆有限公司 | Frozen liquefied gas tank container |
| WO2022121974A1 (en) * | 2020-12-10 | 2022-06-16 | 中车西安车辆有限公司 | Frame structure of tank container |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021128877A1 (en) | 2021-07-01 |
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