CN202613040U - Interlayer low-temperature storage tank - Google Patents

Interlayer low-temperature storage tank Download PDF

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Publication number
CN202613040U
CN202613040U CN 201220244768 CN201220244768U CN202613040U CN 202613040 U CN202613040 U CN 202613040U CN 201220244768 CN201220244768 CN 201220244768 CN 201220244768 U CN201220244768 U CN 201220244768U CN 202613040 U CN202613040 U CN 202613040U
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CN
China
Prior art keywords
cylinder body
storage tank
interlayer
liquid
temperature storage
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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.)
Expired - Fee Related
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CN 201220244768
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Chinese (zh)
Inventor
何兵
顾国兴
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ZHANGJIAGANG KEHUA CHEMICAL EQUIPMENT MANUFACTURING Co Ltd
Original Assignee
ZHANGJIAGANG KEHUA CHEMICAL EQUIPMENT MANUFACTURING Co Ltd
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Priority to CN 201220244768 priority Critical patent/CN202613040U/en
Application granted granted Critical
Publication of CN202613040U publication Critical patent/CN202613040U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model discloses an interlayer low-temperature storage tank, and belongs to the field of seal. The interlayer low-temperature storage tank comprises an external cylinder body and an internal cylinder body which are formed to be an insulation space, wherein a K vacuum device is arranged at the upper end of the external cylinder body; a vacuum pumping device is arranged at the middle of the bottom end of the external cylinder body; pearlife is fully filled in an interlayer between the external cylinder body and the internal cylinder body; and a plurality of saddle type supports are arranged at the bottom of the internal cylinder body. According to the interlayer low-temperature storage tank provided by the embodiment, the plurality of saddle type supports are arranged on the external cylinder body, so that the safety of the interlayer low-temperature storage tank can be improved during being transported; the pearlife is fully filled in the interlayer; a powder vacuum technology is adopted to achieve the insulation; and the effect of insulation can be achieved after pumping the vacuum from the interlayer. The interlayer low-temperature storage tank has the advantages of good low-temperature insulation effect and high supporting strength, convenience in use, high loading rate, safety and reliability, high purity and high vacuum degree of stored gas, long vacuum service life and the like. The interlayer low-temperature storage tank is applied to storing low-temperature liquid such as liquid oxygen, liquid nitrogen and liquid argon.

Description

The interlayer low-temperature storage tank
Technical field
The utility model relates to field of sealing technology, particularly a kind of interlayer 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 utility model embodiment provides a kind of interlayer low-temperature storage tank.Said technological scheme is following:
A kind of interlayer 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;
Fill up pearlife in the interlayer between said outer cylinder body and the 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, 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 utility model embodiment provides is brought is: on the outer cylinder body of interlayer low-temperature storage tank, be provided with a plurality of saddle supports; To the interlayer low-temperature storage tank very big bracing force is provided, has improved the Security of interlayer low-temperature storage tank in transportation process; In interlayer, fill full pearlife; Adiabatic method adopts the powder vacuum technique; It has good ultralow temperature thermal insulation property; After interlayer exhausts vacuum, can reach the effect of heat insulation thermal insulation, this interlayer 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 among the utility model embodiment; 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 utility model, 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 interlayer low-temperature storage tank that provides of the utility model embodiment 1;
Wherein, 1, outer cylinder body; 2, inner barrel; 3, stereosphere; 4, pearlife; 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, vacuum pumping device;
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; Liquid level liquid-phase tube g.
Embodiment
For the purpose, technological scheme and the advantage that make the utility model is clearer, will combine accompanying drawing that the utility model mode of execution is done to describe in detail further below.
Embodiment 1
Referring to Fig. 1, present embodiment provides a kind of interlayer low-temperature storage tank, and this interlayer low-temperature storage tank comprises outer cylinder body 1, inner barrel 2; This interlayer 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 11.
Wherein, fill up pearlife 4 in the interlayer between outer cylinder body 1 and the inner barrel 2, vacuumize at interlayer then,, exhaust the effect that can reach heat insulation thermal insulation after the vacuum because the capacity of heat transmission of pearlife is poor.
Be provided with several saddle supports 5 in the bottom of inner barrel 2; And this saddle support extends to the outside of outer cylinder body 1; This vacuum pumping device 11 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.
This interlayer low-temperature storage tank is provided with one first splice 6 in the upper end of each saddle support 5, 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 interlayer 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 interlayer low-temperature storage tank in the bottom of interlayer low-temperature storage tank.Preferably, the saddle support 5 in the present embodiment adopts glass fibre reinforced plastics, is supported in interlayer; Support this interlayer 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 interlayer low-temperature storage tank that present embodiment provides is provided with a plurality of saddle supports on outer cylinder body, to the interlayer low-temperature storage tank very big bracing force is provided, and has improved the Security of interlayer low-temperature storage tank in transportation process; In interlayer, fill full pearlife; Adiabatic method adopts the powder vacuum technique; It has good ultralow temperature thermal insulation property; After interlayer exhausts vacuum, can reach the effect of heat insulation thermal insulation, this interlayer 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 the technological scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to previous embodiment; 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 each embodiment's technological scheme of essence disengaging the utility model of relevant art scheme.

Claims (8)

1. interlayer 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; Fill up pearlife in the interlayer between said outer cylinder body and the 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. interlayer low-temperature storage tank as claimed in claim 1 is characterized in that, 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.
3. according to claim 1 or claim 2 interlayer low-temperature storage tank is characterized in that, said saddle support adopts glass fibre reinforced plastics.
4. interlayer 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.
5. interlayer low-temperature storage tank as claimed in claim 4 is characterized in that, said stereosphere is the Q-235A steel.
6. interlayer 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.
7. interlayer low-temperature storage tank as claimed in claim 1 is characterized in that, said saddle support is Q345R steel or Q-235B steel.
8. interlayer low-temperature storage tank as claimed in claim 1 is characterized in that, the thickness of said outer cylinder body is 10 mm-12mm.
CN 201220244768 2012-05-29 2012-05-29 Interlayer low-temperature storage tank Expired - Fee Related CN202613040U (en)

Priority Applications (1)

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CN 201220244768 CN202613040U (en) 2012-05-29 2012-05-29 Interlayer low-temperature storage tank

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Application Number Priority Date Filing Date Title
CN 201220244768 CN202613040U (en) 2012-05-29 2012-05-29 Interlayer low-temperature storage tank

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102705696A (en) * 2012-05-29 2012-10-03 张家港市科华化工装备制造有限公司 Interlayer-type low-temperature storage tank
CN104455934A (en) * 2014-03-30 2015-03-25 肖英佳 Maintenance-free vacuum heat-insulation fluid heat energy delivery pipe
CN109775169A (en) * 2019-03-04 2019-05-21 张家港市科华化工装备制造有限公司 Medical tank body

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102705696A (en) * 2012-05-29 2012-10-03 张家港市科华化工装备制造有限公司 Interlayer-type low-temperature storage tank
CN104455934A (en) * 2014-03-30 2015-03-25 肖英佳 Maintenance-free vacuum heat-insulation fluid heat energy delivery pipe
CN109775169A (en) * 2019-03-04 2019-05-21 张家港市科华化工装备制造有限公司 Medical tank body

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121219

Termination date: 20150529

EXPY Termination of patent right or utility model