CN105987280B - Support device and tank body provided with same - Google Patents
Support device and tank body provided with same Download PDFInfo
- Publication number
- CN105987280B CN105987280B CN201510059092.5A CN201510059092A CN105987280B CN 105987280 B CN105987280 B CN 105987280B CN 201510059092 A CN201510059092 A CN 201510059092A CN 105987280 B CN105987280 B CN 105987280B
- Authority
- CN
- China
- Prior art keywords
- support
- head
- shell
- liner
- supporting
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 239000004593 Epoxy Substances 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 8
- 239000003949 liquefied natural gas Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides a supporting device which is arranged in a tank body, wherein the tank body is provided with an inner container sealing head and an outer shell sealing head arranged outside the inner container sealing head, the supporting device comprises a supporting part and a supporting shaft, the supporting part is fixed on the inner wall of the outer shell sealing head, and a first through hole is formed in the supporting part; the support shaft is fixed in the inner bag head, and one end of support shaft wears to locate first through-hole. When the supporting device is arranged in the tank body with the double-layer structure, the strength of the supporting structure of the tank body can be ensured, and the heat conduction between the inner container and the shell can be further reduced due to the fact that the contact surface of the supporting shaft and the supporting part is in line contact, so that the requirement on the heat insulation performance of the tank body can be met, and the comprehensive performance of the whole product is improved.
Description
Technical Field
The invention relates to the technical field of heat-insulating storage tanks, in particular to a supporting device and a tank body provided with the same.
Background
Insulated storage tanks are widely used in a variety of fields as containers for storing cryogenic liquids. For example, in the field of liquefied natural gas (Liquified natural gas, abbreviated as LNG) storage, LNG on-board bottles are commonly used as fuel tanks for LNG vehicles, and in such containers, liquefied natural gas is stored in a liquid state after being subjected to a low temperature treatment. Because of the high temperature control requirements of LNG during storage, transportation, use, etc., containers for storing LNG are typically designed as double-layer vacuum insulation structures, such as LNG on-board bottles. The double-layer LNG vehicle-mounted bottle mainly comprises an inner container, a shell, a heat insulation structure, a supporting structure and the like, wherein the inner container and the shell of the gas bottle are connected through the front supporting structure and the rear supporting structure. On the one hand, in order to reduce external heat transfer into the inner container and influence the storage of LNG, the support structure is required to be designed into a structure with small sectional area and long length direction as much as possible. But on the other hand, in order to meet the different service conditions of LNG on-board bottles, it is also required that the support structure must have a large size in order to ensure reliable fatigue resistance and sufficient strength of the product. The strength index and the heat conducting performance index of the LNG vehicle-mounted bottle supporting structure are mutually restricted contradictors, and how to achieve optimal matching of the strength index and the heat conducting performance index is the direction of research by those skilled in the art.
Therefore, providing a supporting device, when being installed inside the tank body, can ensure the strength of the supporting structure of the tank body, and can effectively reduce the heat conduction, has become a major technical problem to be solved in the field.
Disclosure of Invention
The invention aims to solve the technical problems of lower strength and poorer heat insulation performance of a supporting structure of a double-layer heat insulation tank body in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides a supporting device which is arranged in a tank body, wherein the tank body is provided with an inner container sealing head and a shell sealing head arranged outside the inner container sealing head, the supporting device comprises a supporting part and a supporting shaft, the supporting part is fixed on the inner wall of the shell sealing head, and a first through hole is formed in the supporting part; the support shaft is fixed in the liner sealing head, and one end portion of the support shaft penetrates through the first through hole.
According to an embodiment of the invention, the support portion comprises a central portion and a plurality of support arms; the central part is provided with the first through hole; the plurality of support arms radially extend from the central portion, and one end portions of the support arms are fixed to the inner wall of the shell closure head.
According to another embodiment, the support arm of the support part is provided with an inner face and an outer face which are opposite, the support part further comprises a first connecting plate and a second connecting plate, and the first connecting plate is fixedly connected to the inner face and the inner wall of the shell closure head; the second connecting plate is fixedly connected to the outside and the inner wall of the shell seal head.
According to another embodiment, the first and second connection plates are fixed to the support arm of the support portion by bolts.
According to another embodiment, the supporting device further comprises a plurality of shell seal head base plates, the shell seal head base plates are attached to and fixed on the inner wall of the shell seal head, the shell seal head base plates are respectively arranged at the end positions of the inner wall of the shell seal head corresponding to each supporting arm, the first connecting plates are fixedly connected between the inner face and the shell seal head base plates, and the second connecting plates are fixedly connected between the outer face and the shell seal head base plates.
According to another embodiment, the support is cross-shaped and has four support arms evenly distributed.
According to another embodiment, the first through hole is opened at a central position of the supporting part.
According to another embodiment, the first end of the supporting shaft extends into the liner sealing head, the supporting device further comprises a supporting pipe cap, the supporting pipe cap is sleeved outside the first end of the supporting shaft, one end of the supporting pipe cap is fixed to the inner wall of the liner sealing head, and the other end of the supporting pipe cap is fixed to the first end of the supporting shaft.
According to another embodiment, the supporting device further comprises a liner head base plate, the liner head base plate is fixed on the outer wall of the liner head, and the liner head base plate is provided with a second through hole for the supporting shaft to pass through.
In order to solve the technical problems, the technical scheme provided by the invention further comprises the following steps: the tank body comprises an inner container and a shell sleeved outside the inner container, wherein the inner container is provided with an inner container sealing head, the shell is provided with a shell sealing head, and the support device is arranged between the inner container sealing head and the shell sealing head.
According to the technical scheme, the beneficial effects of the invention are as follows: the supporting device provided by the invention can ensure the structural strength of the tank body when being arranged in the tank body with the double-layer structure, and the heat conduction between the liner and the shell is further reduced because the contact surface of the supporting shaft and the supporting part is in line contact, so that the requirement on the heat insulation performance of the tank body can be met, and the comprehensive performance of the whole product is improved.
Drawings
FIG. 1 is a schematic view of a support device according to an embodiment of the present invention mounted to a tank;
FIG. 2 is an enlarged schematic view of the portion A in FIG. 1;
fig. 3 is a schematic B-direction structural view of the liner head and support shaft of fig. 1 removed.
Wherein reference numerals are as follows:
1. an inner liner sealing head; 2. a shell seal head; 3. a shell seal head backing plate; 4. a first connection plate; 5. a second connecting plate; 6. a bolt; 7. a support part; 8. a support shaft; 9. a support cap; 10. liner head backing plate.
Detailed Description
Exemplary embodiments that embody features and advantages of the present invention are described in detail in the following description. It will be understood that the invention is capable of various modifications in various embodiments, all without departing from the scope of the invention, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the invention.
Support device embodiment
As shown in fig. 1, an embodiment of a supporting device is provided in the present invention. In this embodiment, the supporting device is installed in a tank body having a liner head 1 and a shell head 2 provided outside the liner head 1. The supporting device mainly comprises a supporting portion 7 and a supporting shaft 8, wherein the supporting portion 7 is fixed on the inner wall of the shell closure head 2, and the supporting shaft 8 is fixed on the liner closure head 1 and is fixedly arranged on the supporting portion 7 in a penetrating mode.
As shown in fig. 1 to 3, in the present embodiment, the supporting portion 7 is in a cross shape, and includes a central portion and four supporting arms uniformly distributed and radially extending from the central portion, and a first through hole is formed at a central position of the supporting portion 7 for mounting the supporting shaft 8. In other embodiments, the first through hole may be located at other positions of the supporting portion 7, and may be flexibly adjusted according to the actual structure of the tank and other external stress conditions, but not limited thereto.
As shown in fig. 2, in the present embodiment, the support arm of the support portion 7 has opposite inner and outer faces, the support portion 7 further includes a first connection plate 4 and a second connection plate 5, and the first connection plate 4 is fixedly connected to the inner face and the inner wall of the shell head 2; the second connecting plate 5 is fixedly connected with the outside and the inner wall of the shell closure head 2. The first connection plate 4 and the second connection plate 5 are fixed to the support arm of the support portion 7 by a plurality of bolts. In other embodiments, one end of the supporting arm may be directly fixed to the inner wall of the shell cover 2, which is not limited thereto.
In addition, as shown in fig. 1 and 3, in the present embodiment, the supporting device further includes four shell cover gasket plates 3, and the shell cover gasket plates 3 are attached and fixed to the inner wall of the shell cover 2. And, the positions of the four shell cover liner plates 3 correspond to the positions of the four supporting arms of the supporting part 7, namely, the end positions of the inner wall of the shell cover corresponding to each supporting arm are respectively provided with a shell cover liner plate. The first connecting plate 4 is fixedly connected between the inner face and the shell seal head base plate 3, and the second connecting plate 5 is fixedly connected between the outer face and the shell seal head base plate 3. The structure avoids the direct fixed connection of the supporting part 7 and the shell closure head 2 in a welding mode, and facilitates the assembly, disassembly and maintenance of the supporting part 7 while improving the structural strength.
It should be noted that, the number and distribution of the supporting arms of the supporting portion 7 are not unique, and in this embodiment, a cross-shaped structure and a structure with four supporting arms uniformly distributed are adopted, so that uniform stress of the supporting device can be ensured, and structural strength of the whole tank body is improved. Meanwhile, the cross-shaped structure also greatly reduces the area of the supporting part 7, reduces heat conduction, and further meets the requirement on the heat insulation performance of the tank body. In other embodiments, the supporting portion 7 may have other shapes, but it is necessary to ensure that the supporting portion 7 may have a plurality of supporting arms, and the supporting arms are fixed to the basic structure of the inner wall of the shell head 2.
In the present embodiment, the material of the support portion 7 is preferably epoxy glass fiber reinforced plastic. In other embodiments, other materials may be selected, but the strength of the supporting portion 7 should be guaranteed to be close to the existing metal material, and the thermal conductivity is lower than that of the metal material, so as to reduce heat conduction on the basis of guaranteeing the structural strength, and further improve the heat insulation performance of the tank body.
As shown in fig. 1, in the present embodiment, the support shaft 8 is fixed to the liner head 1, and one end portion of the support shaft 8 is inserted into the first through hole. Specifically, the first end of the supporting shaft 8 extends into the liner sealing head 1, the supporting device further comprises a supporting pipe cap 9, the supporting pipe cap 9 is sleeved outside the first end of the supporting shaft 8, one end of the supporting pipe cap 9 is fixed to the inner wall of the liner sealing head 1, and the other end of the supporting pipe cap 9 is fixed to the first end of the supporting shaft 8.
In addition, the supporting device further comprises a liner seal head base plate 10, the liner seal head base plate 10 is fixed on the outer wall of the liner seal head 1, and the liner seal head base plate 10 is provided with a second through hole for the supporting shaft 8 to pass through.
In other embodiments, the installation mode of the support shaft 8 is not unique, and may be flexibly adjusted according to practical situations, but the structural requirement that the support shaft 8 is fixed to the liner head 1 and penetrates the first through hole of the support portion 7 is required.
Tank embodiment
An embodiment of the tank body is provided. As shown in fig. 1, in the present embodiment, the tank includes a liner and a housing sleeved outside the liner. The liner is provided with a liner sealing head 1, the shell is provided with a shell sealing head 2, and the supporting device provided by the invention is arranged between the liner sealing head 1 and the shell sealing head 2.
While the support device and canister to which the device is mounted of the present invention has been described with reference to several exemplary embodiments, it is to be understood that the terminology used is intended to be in the nature of words of description and of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (8)
1. The utility model provides a strutting arrangement installs in a jar internal, jar body has inner bag head and locates the outside shell head of inner bag head, its characterized in that, strutting arrangement includes:
the support part comprises a central part, a plurality of support arms, a first connecting plate and a second connecting plate, wherein the central part is provided with a first through hole, the support arms radially extend from the central part, one end parts of the support arms are fixed on the inner wall of the shell closure head, the support arms are provided with opposite inner faces and outer faces, the first connecting plate is fixedly connected with the inner faces and the inner wall of the shell closure head, and the second connecting plate is fixedly connected with the outer faces and the inner wall of the shell closure head; and
the support shaft is fixed on the liner sealing head, and one end part of the support shaft penetrates through the first through hole.
2. The support device of claim 1, wherein the first and second connection plates are bolted to support arms of the support section.
3. The support device of claim 1, further comprising a plurality of shell head gasket plates, wherein the shell head gasket plates are attached to the shell head inner wall, the shell head inner wall is provided with shell head gasket plates at end positions corresponding to each support arm, respectively, the first connecting plate is fixedly connected between the inner face and the shell head gasket plates, and the second connecting plate is fixedly connected between the outer face and the shell head gasket plates.
4. The support device according to claim 1, wherein the support portion is cross-shaped and has four support arms uniformly distributed, and the first through hole is opened at a central position of the support portion.
5. The support device of claim 1, wherein the first end of the support shaft extends into the liner head, the support device further comprises a support tube cap, the support tube cap is sleeved outside the first end of the support shaft, one end of the support tube cap is fixed to the inner wall of the liner head, and the other end of the support tube cap is fixed to the first end of the support shaft.
6. The support device of claim 1, further comprising a liner head gasket secured to the liner head outer wall, and wherein the liner head gasket has a second through hole for the support shaft to pass through.
7. The support device of claim 1, wherein the support portion is made of an epoxy glass fiber reinforced plastic.
8. A tank body comprising a liner and a shell sleeved outside the liner, wherein the liner is provided with a liner sealing head, and the shell is provided with a shell sealing head, and the tank body is characterized in that a supporting device as claimed in any one of claims 1 to 7 is arranged between the liner sealing head and the shell sealing head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510059092.5A CN105987280B (en) | 2015-02-04 | 2015-02-04 | Support device and tank body provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510059092.5A CN105987280B (en) | 2015-02-04 | 2015-02-04 | Support device and tank body provided with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105987280A CN105987280A (en) | 2016-10-05 |
| CN105987280B true CN105987280B (en) | 2024-02-13 |
Family
ID=57037408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510059092.5A Active CN105987280B (en) | 2015-02-04 | 2015-02-04 | Support device and tank body provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105987280B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058755A (en) * | 2018-09-11 | 2018-12-21 | 中车西安车辆有限公司 | A kind of vertical low temperature gas tank |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5251658A (en) * | 1990-10-10 | 1993-10-12 | Montana Sulphur & Chemical Co. | Fluid apparatus with at least one tube well |
| JPH09247825A (en) * | 1996-03-07 | 1997-09-19 | Sankei Seisakusho:Kk | Cable retaining device |
| CN1619273A (en) * | 2004-11-30 | 2005-05-25 | 武汉大学 | High water head rubber water sealing water stopping effect testing device |
| CN2867066Y (en) * | 2005-11-11 | 2007-02-07 | 中集车辆（集团）有限公司 | Supporting structure |
| CN1963282A (en) * | 2005-11-11 | 2007-05-16 | 中集车辆（集团）有限公司 | Supporting structure |
| CN101254844A (en) * | 2007-02-27 | 2008-09-03 | 中国国际海运集装箱(集团)股份有限公司 | Detachable can-type pallet case |
| CN201639447U (en) * | 2010-04-30 | 2010-11-17 | 湘潭电机股份有限公司 | Motor rotating shaft refrigerating device |
| CN201890492U (en) * | 2010-11-18 | 2011-07-06 | 江西制氧机有限公司 | Novel tank container |
| CN202244799U (en) * | 2011-09-09 | 2012-05-30 | 南通中集罐式储运设备制造有限公司 | Low-temperature storage-transport container |
| CN202791333U (en) * | 2012-08-11 | 2013-03-13 | 无锡普维设备制造有限公司 | Anti-rotation supporting device for inner container of lower-temperature steel cylinder |
| CN102997034A (en) * | 2011-09-09 | 2013-03-27 | 南通中集罐式储运设备制造有限公司 | Low-temperature storage-transport container |
| CN103470948A (en) * | 2012-06-07 | 2013-12-25 | 北京航天试验技术研究所 | Supporting structure for vacuum multilayer low-temperature container |
| CN203517307U (en) * | 2013-10-17 | 2014-04-02 | 浙江普阳深冷装备有限公司 | Improved rear support structure of liquefied natural gas cylinder for car |
| JP2014091541A (en) * | 2012-11-01 | 2014-05-19 | Nippon Sharyo Seizo Kaisha Ltd | Tank container |
| CN109404723A (en) * | 2018-10-30 | 2019-03-01 | 湖北三江航天江北机械工程有限公司 | Automobile-used cryogenic insulated cylinder back support structure and assembly technology |
-
2015
- 2015-02-04 CN CN201510059092.5A patent/CN105987280B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5251658A (en) * | 1990-10-10 | 1993-10-12 | Montana Sulphur & Chemical Co. | Fluid apparatus with at least one tube well |
| JPH09247825A (en) * | 1996-03-07 | 1997-09-19 | Sankei Seisakusho:Kk | Cable retaining device |
| CN1619273A (en) * | 2004-11-30 | 2005-05-25 | 武汉大学 | High water head rubber water sealing water stopping effect testing device |
| CN2867066Y (en) * | 2005-11-11 | 2007-02-07 | 中集车辆（集团）有限公司 | Supporting structure |
| CN1963282A (en) * | 2005-11-11 | 2007-05-16 | 中集车辆（集团）有限公司 | Supporting structure |
| CN101254844A (en) * | 2007-02-27 | 2008-09-03 | 中国国际海运集装箱(集团)股份有限公司 | Detachable can-type pallet case |
| CN201639447U (en) * | 2010-04-30 | 2010-11-17 | 湘潭电机股份有限公司 | Motor rotating shaft refrigerating device |
| CN201890492U (en) * | 2010-11-18 | 2011-07-06 | 江西制氧机有限公司 | Novel tank container |
| CN202244799U (en) * | 2011-09-09 | 2012-05-30 | 南通中集罐式储运设备制造有限公司 | Low-temperature storage-transport container |
| CN102997034A (en) * | 2011-09-09 | 2013-03-27 | 南通中集罐式储运设备制造有限公司 | Low-temperature storage-transport container |
| CN103470948A (en) * | 2012-06-07 | 2013-12-25 | 北京航天试验技术研究所 | Supporting structure for vacuum multilayer low-temperature container |
| CN202791333U (en) * | 2012-08-11 | 2013-03-13 | 无锡普维设备制造有限公司 | Anti-rotation supporting device for inner container of lower-temperature steel cylinder |
| JP2014091541A (en) * | 2012-11-01 | 2014-05-19 | Nippon Sharyo Seizo Kaisha Ltd | Tank container |
| CN203517307U (en) * | 2013-10-17 | 2014-04-02 | 浙江普阳深冷装备有限公司 | Improved rear support structure of liquefied natural gas cylinder for car |
| CN109404723A (en) * | 2018-10-30 | 2019-03-01 | 湖北三江航天江北机械工程有限公司 | Automobile-used cryogenic insulated cylinder back support structure and assembly technology |
Non-Patent Citations (3)
| Title |
|---|
| 煤气遮断阀制造难点工艺分析及方案;郝娜;鲁佳飞;董会敏;张广伟;;重工与起重技术(第01期);全文 * |
| 箱梁预制施工工艺的探讨;王天全;;公路交通科技(应用技术版)(第04期);全文 * |
| 钢筋混凝土结构自防水在沪地铁工程中的应用;曹迪光;西部探矿工程(第04期);全文 * |
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