CN102705697A - Low-temperature storage tank - Google Patents
Low-temperature storage tank Download PDFInfo
- Publication number
- CN102705697A CN102705697A CN2012101698914A CN201210169891A CN102705697A CN 102705697 A CN102705697 A CN 102705697A CN 2012101698914 A CN2012101698914 A CN 2012101698914A CN 201210169891 A CN201210169891 A CN 201210169891A CN 102705697 A CN102705697 A CN 102705697A
- Authority
- CN
- China
- Prior art keywords
- storage tank
- low
- temperature storage
- cylinder body
- outer cylinder
- 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
Images
Abstract
The invention discloses a low-temperature storage tank which belongs to the field of sealing. The low-temperature storage tank comprises an outer barrel body and an inner barrel body, wherein an insulating space is formed by the outer barrel body and the inner barrel body, a K vacuum device is arranged on the upper end of the outer barrel body, a vacuumizing device is arranged in the middle of the bottom end of the outer barrel body, aluminum foil is wound on the outer wall of the inner barrel body, and a plurality of saddle supports are arranged on the bottom of the inner barrel body and extend out of the outer barrel body. The saddle supports are arranged on the low-temperature storage tank, so that great support is provided for the low-temperature storage tank, and the safety of the low-temperature storage tank in the process of transportation is increased. A multi-layer winding insulating way is adopted, the aluminum foil is wound in a interlayer, but the aluminum foil is not completely filled in the interlayer. After the interlayer is vacuumized, the insulating effect can be achieved. The low-temperature storage tank has the advantages of good insulating effect at low temperature, good support strength, convenience in use, high loading rate and vacuum, safety, reliability, high purity of stored gas, high vacuum degree, long vacuum service life and the like.
Description
Technical field
The present invention relates to field of sealing technology, particularly a kind of low-temperature storage tank.
Background technique
Along with popularizing of expanding economy and cryogenic technique; The application of cryogenic liquides such as liquid nitrogen, liquid oxygen, liquefied ammonia, liquid hydrogen and LNG Liquefied natural gas is extensive day by day; All trades and professions constantly increase the demand of the low-temperature (low temperature) vessel of storage and transporting low temperature liquid, and the safety issue of low-temperature (low temperature) vessel in transportation process can not be ignored.
Existing low-temperature storage tank is divided into two kinds in pressure pan and low pressure jar; Its storage temperature is generally chosen according to the boiling point of liquid under the normal pressure; The difference in material source; Material storage temperature and density are also different along with the concrete condition of medium purity and component, cause the component of every batch materials different when the stable source of the material that stores, density is different and temperature not simultaneously, low-temperature storage tank need possess corresponding characteristic and stop rolling of pot liquid that these difference cause.
Summary of the invention
In order to solve prior art problems, the embodiment of the invention provides a kind of low-temperature storage tank.Said technological scheme is following:
A kind of low-temperature storage tank; Comprise outer cylinder body and inner barrel; Said outer cylinder body and said inner barrel form adiabatic space; Left side envelope and outer right envelope the outside the two ends of said outer cylinder body are respectively equipped with, the upper end of said outer cylinder body is provided with the K vacuum system, and the intermediate portion in the bottom of said outer cylinder body is provided with vacuum pumping device;
Be wound with aluminum foil paper on the outer wall of said inner barrel; The bottom of said inner barrel is provided with several saddle supports; And said saddle support extends to the outside of said outer cylinder body, and said vacuum pumping device is provided with the bottom first liquid mouth, liquid-discharging tube and liquid level liquid-phase tube, and the said bottom first liquid mouth, said liquid-discharging tube and said liquid level liquid-phase tube communicate; And said liquid-discharging tube extends to the outside of said outer cylinder body, and the end of said liquid-discharging tube also connects one second pipe cap;
The right-hand member of the outer wall of said inner barrel is provided with the bottom second liquid mouth, exhaust tube, flow-off, liquid level gas phase pipe; Said exhaust tube, said flow-off and said liquid level gas phase pipe are located in the space between said inner barrel and the said outer cylinder body; The said bottom second liquid mouth extends to the outside of outer cylinder body, and the end of the said bottom second liquid mouth also connects one first pipe cap.
Preferred as technique scheme, the part that said saddle support is positioned at inner barrel is I shape, and the intermediate studdle of said I shape partly is provided with two parallel radial struts, and bottom each radial struts peripheral, is provided with one first adapter.
Preferred as technique scheme; The part that said saddle support is positioned at inner barrel is I shape; The intermediate studdle of said I shape partly is provided with two parallel radial struts, and is equipped with one second adapter on the peripheral bottom and the top of each radial struts.
Preferred as technique scheme, said saddle support is located at the two ends of said outer cylinder body bottom, and the upper end of each saddle support is provided with first splice.
Preferred as technique scheme, said saddle support adopts glass fibre reinforced plastics.
Preferred as technique scheme, the periphery of said outer cylinder body is provided with several stereospheres.
Preferred as technique scheme, said stereosphere is the Q-235A steel.
Preferred as technique scheme, said outer cylinder body, said outer left side envelope and said outer right envelope are the Q345R steel.
Preferred as technique scheme, said saddle support is Q345R steel or Q-235B steel.
Preferred as technique scheme, the thickness of said outer cylinder body is 10 mm-12mm.
The beneficial effect that the technological scheme that the embodiment of the invention provides is brought is: on outer cylinder body, be provided with a plurality of saddle supports, to low-temperature storage tank very big bracing force be provided, improved the Security of low-temperature storage tank in transportation process; Adiabatic method adopts the mode of multi-lay winding; In interlayer, be wound with aluminum foil paper; But do not fill full whole interlayer; After interlayer exhausts vacuum, can reach the effect of heat insulation thermal insulation, this low-temperature storage tank has that Cryo Heat Insulation is effective, support strength is good, easy to use, charging ratio is high, safe and reliable, stored-gas purity high, degree of vacuum is high and the vacuum life advantages of higher, is mainly used in cryogenic liquides such as storing liquid oxygen, liquid nitrogen, liquid argon.
Description of drawings
In order to be illustrated more clearly in the technological scheme in the embodiment of the invention; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the low-temperature storage tank that provides of the embodiment of the invention 1;
Fig. 2 is a kind of structural representation of the saddle support that provides of the embodiment of the invention 1;
Fig. 3 is the another kind of structural representation of the saddle support that provides of the embodiment of the invention 1;
Wherein, 1, outer cylinder body; 2, inner barrel; 3, stereosphere; 4, vacuum pumping device; 5, saddle support; 6, first splice; 7, an outer left side is sealed; 8, first pipe cap; 9, second pipe cap; 10, outer right envelope; 11, first take over; 12, radial struts; 13, second take over; A, the bottom first liquid mouth; B, the bottom second liquid mouth; C, liquid-discharging tube; D, exhaust tube; E, flow-off; F, liquid level gas phase pipe; G, liquid level liquid-phase tube.
Embodiment
For making the object of the invention, technological scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
Embodiment 1
Referring to Fig. 1, present embodiment provides a kind of low-temperature storage tank, and this low-temperature storage tank comprises outer cylinder body 1, inner barrel 2; This low-temperature storage tank is double-deck result, and inner barrel 2 storing cryogenic fluids bear the pressure and the low temperature of medium; Outer cylinder body 1 is the protective layer of inner barrel 2, and keeps certain distance between the inner barrel 2, forms adiabatic space; Bear inner barrel 2 and the gravity load of medium and the negative pressure of vacuum of heat insulation layer; The two ends of this outer cylinder body 1 are respectively equipped with outer left side envelope 7 and outer right envelope 10, and the upper end of outer cylinder body 1 is provided with the K vacuum system, and the intermediate portion in the bottom of outer cylinder body 1 is provided with vacuum pumping device 4.
Wherein, be wound with aluminum foil paper on the outer wall of inner barrel 2, to fill the interlayer of outer cylinder body 1 and inner barrel 2; But do not fill full whole interlayer, certain number of plies and thickness are just arranged, vacuumize at interlayer then; Interlayer has only few medium can heat conduction like this, reaches insulation effect.
Be provided with several saddle supports 5 in the bottom of inner barrel 2; This saddle support 5 extends to the outside of outer cylinder body 1; This vacuum pumping device 14 is provided with the bottom first liquid mouth a, liquid-discharging tube c and liquid level liquid-phase tube g; This bottom first liquid mouth a, liquid-discharging tube c and liquid level liquid-phase tube g communicate, and liquid-discharging tube c extends to the outside of outer cylinder body 1, and the end of this liquid-discharging tube also connects one second pipe cap 9.
Right-hand member at the outer wall of inner barrel 2 is provided with the bottom second liquid mouth b, exhaust tube d, flow-off e, liquid level gas phase pipe f; Wherein exhaust tube d, flow-off e and liquid level gas phase pipe f are all in the space between inner barrel 2 and outer cylinder body 1; The bottom second liquid mouth b extends to the outside of outer cylinder body 1, and the end of this bottom second liquid mouth b also connects one first pipe cap 8.
Preferably; Present embodiment provides a kind of structural representation of saddle support; As shown in Figure 2, the part that this saddle support is positioned at inner barrel is I shape, partly is provided with two parallel radial struts 12 at the intermediate studdle of I shape; And be provided with one first in the peripheral bottom of each radial struts 12 and take over 11, promptly the outer periphery at I shape is equipped with two first adapters 11.This first is taken over 11 and can be 1:4 to 1:5 with the height ratio of I shape, when the height of this I shape is 220mm, can this first take over 11 height and be set to 50mm.
Preferably; Present embodiment provides the another kind of structural representation of saddle support; As shown in Figure 3, the part that this saddle support is positioned at inner barrel is I shape, partly is provided with two parallel radial struts 12 at the intermediate studdle of I shape; And peripheral bottom and top in each radial struts 12 are equipped with one second adapter 13, and promptly the outer periphery at I shape is equipped with four second adapters 13.This second is taken over 13 and can be 1:7 to 1:8 with the height ratio of I shape, when the height of this I shape is 220mm, can this second take over 13 height and be set to 30mm.
Preferably, this low-temperature storage tank is provided with one first splice 6 in the upper end of each saddle support 5, and this first splice 6 is used for the saddle support 5 that connects is fixed.
Preferably; Present embodiment also is equipped with several stereospheres 3 in outer cylinder body 1 outer periphery, and this stereosphere 3 can adopt the Q-235A steel, as the container design pressure p ≦ 1.0MPa of this low-temperature storage tank; When the serviceability temperature of steel plate was 0～250 ℃, the thickness of stereosphere was not more than 12mm.
Preferably, even number saddle support 5 is set, lays respectively at the two ends of low-temperature storage tank in the bottom of low-temperature storage tank.Preferably, the saddle support 5 in the present embodiment adopts glass fibre reinforced plastics, is supported in interlayer; Support this low-temperature storage tank; Wherein, the quantity of the saddle support 5 of two end settings is identical, can be provided with 2,3 or 4 respectively; In general the saddle support 5 that is provided with is no more than 8, that is to say that the saddle support 5 that two ends are provided with is no more than 4.In addition, can also first splice 6 be set at each saddle support 5 overcoat, saddle support 5 is played reinforcement effect, this first splice adopts the stainless steel heat-resistant steel, like 0Cr18Ni9.
Preferably, this outer cylinder body 1, saddle support 5, outer left side envelope 7 and outer right envelope 10 can adopt the Q345R steel, and it is that yield strength is the pressurized container special-purpose plate of 340MPa level, has good comprehensive mechanical properties and technology capability.In addition, this saddle support 5 also can adopt the Q-235B steel, container design pressure p ≦ 1.6MPa, and the serviceability temperature of steel plate is 0～350 ℃, the steel plate thickness that this saddle support is used for container shell is not more than 20mm.
Preferably, the thickness of outer cylinder body is 10 mm-12mm.
The low-temperature storage tank that present embodiment provides is provided with a plurality of saddle supports on outer cylinder body, to low-temperature storage tank very big bracing force is provided, and has improved the Security of low-temperature storage tank in transportation process; Adiabatic method adopts the mode of multi-lay winding; In interlayer, be wound with aluminum foil paper; But do not fill full whole interlayer; After interlayer exhausts vacuum, can reach the effect of heat insulation thermal insulation, this low-temperature storage tank has that Cryo Heat Insulation is effective, support strength is good, easy to use, charging ratio is high, safe and reliable, stored-gas purity high, degree of vacuum is high and the vacuum life advantages of higher, is mainly used in cryogenic liquides such as storing liquid oxygen, liquid nitrogen, liquid argon.
Need to prove: above embodiment is only in order to explaining technological scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technological scheme that aforementioned each embodiment put down in writing, and perhaps part technical characteristics wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of the essence disengaging various embodiments of the present invention technological scheme of relevant art scheme.
Claims (10)
1. low-temperature storage tank; Comprise outer cylinder body and inner barrel; Said outer cylinder body and said inner barrel form adiabatic space; Left side envelope and outer right envelope the outside the two ends of said outer cylinder body are respectively equipped with, the upper end of said outer cylinder body is provided with the K vacuum system, and the intermediate portion in the bottom of said outer cylinder body is provided with vacuum pumping device;
It is characterized in that; Be wound with aluminum foil paper on the outer wall of said inner barrel, the bottom of said inner barrel is provided with several saddle supports, and said saddle support extends to the outside of said outer cylinder body; Said vacuum pumping device is provided with the bottom first liquid mouth, liquid-discharging tube and liquid level liquid-phase tube; The said bottom first liquid mouth, said liquid-discharging tube and said liquid level liquid-phase tube communicate, and said liquid-discharging tube extends to the outside of said outer cylinder body, and the end of said liquid-discharging tube also connects one second pipe cap;
The right-hand member of the outer wall of said inner barrel is provided with the bottom second liquid mouth, exhaust tube, flow-off, liquid level gas phase pipe; Said exhaust tube, said flow-off and said liquid level gas phase pipe are located in the space between said inner barrel and the said outer cylinder body; The said bottom second liquid mouth extends to the outside of outer cylinder body, and the end of the said bottom second liquid mouth also connects one first pipe cap.
2. low-temperature storage tank as claimed in claim 1; It is characterized in that; The part that said saddle support is positioned at inner barrel is I shape, and the intermediate studdle of said I shape partly is provided with two parallel radial struts, and is provided with one first adapter in the peripheral bottom of each radial struts.
3. according to claim 1 or claim 2 low-temperature storage tank; It is characterized in that; The part that said saddle support is positioned at inner barrel is I shape; The intermediate studdle of said I shape partly is provided with two parallel radial struts, and is equipped with one second adapter on the peripheral bottom and the top of each radial struts.
4. like the arbitrary described low-temperature storage tank of claim 1-3, it is characterized in that said saddle support is located at the two ends of said outer cylinder body bottom, the upper end of each saddle support is provided with first splice.
5. like the arbitrary described low-temperature storage tank of claim 1-3, it is characterized in that said saddle support adopts glass fibre reinforced plastics.
6. low-temperature storage tank as claimed in claim 1 is characterized in that the periphery of said outer cylinder body is provided with several stereospheres.
7. low-temperature storage tank as claimed in claim 6 is characterized in that, said stereosphere is the Q-235A steel.
8. low-temperature storage tank as claimed in claim 1 is characterized in that, said outer cylinder body, said outer left side envelope and said outer right envelope are the Q345R steel.
9. low-temperature storage tank as claimed in claim 1 is characterized in that, said saddle support is Q345R steel or Q-235B steel.
10. low-temperature storage tank as claimed in claim 1 is characterized in that, the thickness of said outer cylinder body is 10 mm-12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101698914A CN102705697A (en) | 2012-05-29 | 2012-05-29 | Low-temperature storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101698914A CN102705697A (en) | 2012-05-29 | 2012-05-29 | Low-temperature storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102705697A true CN102705697A (en) | 2012-10-03 |
Family
ID=46898672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101698914A Pending CN102705697A (en) | 2012-05-29 | 2012-05-29 | Low-temperature storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102705697A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174932A (en) * | 2013-03-27 | 2013-06-26 | 张家港市科华化工装备制造有限公司 | Low-temperature storage tank |
| CN103807602A (en) * | 2014-02-19 | 2014-05-21 | 中船圣汇装备有限公司 | Structure for mounting LNG (Liquefied Natural Gas) storage tank liquid level meter |
| CN103968234A (en) * | 2014-04-24 | 2014-08-06 | 张家港市科华化工装备制造有限公司 | Low-temperature storage tank for improving transport security |
| CN105240680A (en) * | 2015-10-23 | 2016-01-13 | 王海平 | Container for storing low-temperature media |
| CN106838608A (en) * | 2017-01-09 | 2017-06-13 | 张家港市华地机械装备有限公司 | NG imports steel pipe and cylinder sealing structure |
| CN107228274A (en) * | 2017-06-02 | 2017-10-03 | 浙江大学 | Fixed vacuum multilayer insulation high pressure liquid hydrogen storage tank |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1683816A (en) * | 2004-04-15 | 2005-10-19 | 中国国际海运集装箱(集团)股份有限公司 | High vacuum heat insulation low temperature liquefied gas storage tank |
| CN202613041U (en) * | 2012-05-29 | 2012-12-19 | 张家港市科华化工装备制造有限公司 | Low-temperature storage tank |
-
2012
- 2012-05-29 CN CN2012101698914A patent/CN102705697A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1683816A (en) * | 2004-04-15 | 2005-10-19 | 中国国际海运集装箱(集团)股份有限公司 | High vacuum heat insulation low temperature liquefied gas storage tank |
| CN202613041U (en) * | 2012-05-29 | 2012-12-19 | 张家港市科华化工装备制造有限公司 | Low-temperature storage tank |
Non-Patent Citations (5)
| Title |
|---|
| 余柏健等: "低温液体运输车罐体泄漏的检修工艺", 《专用汽车》 * |
| 徐俐俐: "液化天然气汽车罐车的研制", 《深冷技术》 * |
| 潘勇: "液化天然气汽车罐体设计应注意的几个问题", 《石油化工应用》 * |
| 苏桂玲等: "低温液体运输车罐体绝热结构的制造要点", 《煤气与热力》 * |
| 贺红明等: "L-CNG加气站技术浅析", 《天然气工业》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174932A (en) * | 2013-03-27 | 2013-06-26 | 张家港市科华化工装备制造有限公司 | Low-temperature storage tank |
| CN103174932B (en) * | 2013-03-27 | 2015-08-19 | 张家港市科华化工装备制造有限公司 | A kind of low-temperature storage tank |
| CN103807602A (en) * | 2014-02-19 | 2014-05-21 | 中船圣汇装备有限公司 | Structure for mounting LNG (Liquefied Natural Gas) storage tank liquid level meter |
| CN103968234A (en) * | 2014-04-24 | 2014-08-06 | 张家港市科华化工装备制造有限公司 | Low-temperature storage tank for improving transport security |
| CN105240680A (en) * | 2015-10-23 | 2016-01-13 | 王海平 | Container for storing low-temperature media |
| CN106838608A (en) * | 2017-01-09 | 2017-06-13 | 张家港市华地机械装备有限公司 | NG imports steel pipe and cylinder sealing structure |
| CN107228274A (en) * | 2017-06-02 | 2017-10-03 | 浙江大学 | Fixed vacuum multilayer insulation high pressure liquid hydrogen storage tank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102705696A (en) | Interlayer-type low-temperature storage tank | |
| CN102705697A (en) | Low-temperature storage tank | |
| CN102705698A (en) | Low-temperature storage tank | |
| CN208901068U (en) | A kind of Supercritical Hydrogen storage tank | |
| CN101672422B (en) | Permeation protection product and method for pressurized hydrogen storage tank | |
| US3877240A (en) | Process and apparatus for the storage and transportation of liquefied gases | |
| CN103148341A (en) | Low-temperature storage tank with detector | |
| CN201262317Y (en) | Low-temperature double-case spherical storage tank | |
| CN104712899A (en) | Vacuum insulation panel heat insulated cryogenic liquid storage and transport tank | |
| CN202613040U (en) | Interlayer low-temperature storage tank | |
| US3461678A (en) | Stationary,large-capacity storage container for the storage of liquefied gases | |
| CN202613041U (en) | Low-temperature storage tank | |
| CN103411126B (en) | A kind of low-temperature (low temperature) vessel using elastic suspention supporting structure | |
| KR101419821B1 (en) | Dual structure of storing container for liquefied natural gas | |
| CN103968235B (en) | A kind of low-temperature storage tank improving vacuum pumping device installation sealing | |
| CN205079045U (en) | High vacuum cryogenic liquid vessel | |
| CN205640209U (en) | Liquefied natural gas gas storage device | |
| CN112413392A (en) | Liquid hydrogen cold insulation storage device and storage method | |
| CN203147262U (en) | Low-temperature storage tank with detection device | |
| CN202691582U (en) | Low-temperature storage tank | |
| CN203147261U (en) | Movable low-temperature storage tank | |
| CN102815375A (en) | Liquefied oxygen transport ship | |
| CN213930383U (en) | Liquid hydrogen cold insulation storage device | |
| CN203023788U (en) | Composite heat insulating layer of vacuum insulation gas cylinder | |
| CN105627084B (en) | Low temperature tank body |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121003 |