CN104235595B - The horizontal buried basin of bilayer - Google Patents
The horizontal buried basin of bilayer Download PDFInfo
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- CN104235595B CN104235595B CN201310233402.1A CN201310233402A CN104235595B CN 104235595 B CN104235595 B CN 104235595B CN 201310233402 A CN201310233402 A CN 201310233402A CN 104235595 B CN104235595 B CN 104235595B
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- pressurd vessel
- outer container
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- cylinder
- inner pressurd
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- 239000007788 liquid Substances 0.000 claims abstract description 72
- 239000012071 phase Substances 0.000 claims description 16
- 239000007791 liquid phase Substances 0.000 claims description 14
- 238000004321 preservation Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 4
- 239000012774 insulation material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical group C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention provides a kind of horizontal buried basin of bilayer, including outer container, inner pressurd vessel, immersed pump and outlet tube.Wherein outer container can all be embedded in below ground；Inner pressurd vessel is arranged in the outer container；Immersed pump is arranged at bottom in the inner pressurd vessel；One end of outlet tube is connected to the liquid outlet of the immersed pump, and the other end stretches out the outer container.In the present invention, outer container can all be embedded in below ground, and immersed pump is arranged in inner pressurd vessel, pump and tank body is combined together, be integrally embedded in below ground, the lagging facilities such as cryogenic pump sump need not be built exclusively for pump, substantial amounts of human and material resources, financial resource are saved, and ensure that immersed pump is in low-temperature condition all the time, reduces the leaking heat by cryogenic pump sump, basin entirety cryogenic property is improved, significantly reduces the Daily boil-off-rate of basin.Therefore, using the buried basin energy conservation and environmental protection of horizontal bilayer of the present invention.
Description
Technical field
The present invention relates to a kind of low-temperature pressure container, more particularly to a kind of horizontal buried basin of bilayer for being used to store LNG.
Background technology
At present, low-temperature storage tank is all placed on ground greatly, is mostly double-decker, the medium of splendid attire is mostly Low Temperature Liquid
Body, such as liquid oxygen, liquid nitrogen, liquid argon, liquified natural gas（LNG）, liquid carbon dioxide, liquid ethylene etc., basin is relevant to match somebody with somebody casing
Road is more demanding, and considers for factors such as security against fires, and the requirement to basin surrounding space is larger.
Meanwhile be placed in the low-temperature pressure container on ground, by pump transmit cryogenic liquid when, for ensure pump work when
Low-temperature condition is constantly in, current way is that pump is placed in an adiabatic cryogenic pump sump.In the pump pond body of cryogenic pump sump
Equipped with structures such as inlet tube, liquid back pipes.The oral area of pump pond body is welded with flange, and pump is directly anchored to the blind flange as pump Chi Gai
Lower section, blind flange is by Stud connection on flange.Application practice shows that current cryogenic pump sump has the following disadvantages：
Pump Chi Gai is directly contacted with the gas phase of cryogenic liquid, therefore there are direct heat transfer therebetween.Since pump pond body is one
Heat insulation layer, such blind flange are exactly a direct heat conductor, and substantial amounts of heat transfer causes Low Temperature Liquid into cryogenic liquid
Body saturation pressure rises, and pumps pond cap surface large area frosting, cryogenic pump sump cisco unity malfunction when serious.
Therefore, in traditional low-temperature pressure container, it is primarily due to need to build a cryogenic pump sump for pump, consumes substantial amounts of
Human and material resources resource；Secondly, even if pump is arranged in cryogenic pump sump, certain leaking heat and knot are also inevitably generated
White phenomenon etc., so as to cause energy expenditure, is unfavorable for energy conservation and environmental protection.
The content of the invention
It is an object of the invention to provide a kind of horizontal buried basin of bilayer, to solve the energy of existing low-temperature pressure container
The problem of serious is lost.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
The present invention provides a kind of horizontal buried basin of bilayer, and for storing LNG, the horizontal buried basin of bilayer includes：
Outer container, inner pressurd vessel, immersed pump and outlet tube.Wherein outer container can all be embedded in below ground；Inner pressurd vessel is arranged on described
In outer container；Immersed pump is arranged at bottom in the inner pressurd vessel；One end of outlet tube is connected to the liquid outlet of the immersed pump, separately
The outer container is stretched out in one end.
According to an embodiment of the present invention, the horizontal buried basin of bilayer further includes liquid storage cylinder, and the liquid storage cylinder is consolidated
Connect due to the inner pressurd vessel bottom outer and with the inner pressurd vessel, the immersed pump is installed in the liquid storage cylinder.
According to an embodiment of the present invention, the inner pressurd vessel bottom has inner pressurd vessel bottom opening, the liquid storage cylinder
Including：Inner cylinder, inner cylinder end socket and interior reinforcing plate.The inner pressurd vessel bottom opening edge of the inner pressurd vessel is fixed on the top of inner cylinder；
Inner cylinder end socket is fixed on the bottom of the inner cylinder；Interior reinforcing plate is fixed on the top ends outer rim of the inner cylinder and the content
Device.
According to an embodiment of the present invention, the liquid storage cylinder further includes installing plate, and the installing plate is fixed in described
Cylinder bottom, the immersed pump are fixedly mounted on the installing plate, and in the center line of the immersed pump and the inner cylinder
Heart line is on same vertical curve.
According to an embodiment of the present invention, the horizontal buried basin of bilayer further includes protection heat-preservation cylinder, the protection
Heat-preservation cylinder is fixed on outside the outer container, and the liquid storage cylinder protrudes out the outer container, and in the protection heat-preservation cylinder.
According to an embodiment of the present invention, it is filled with thermal insulation material between the liquid storage cylinder and the protection heat-preservation cylinder.
According to an embodiment of the present invention, the protection heat-preservation cylinder includes outer barrel, outer barrel end socket and external reinforcing plate for car.Outer barrel
Top be fixed on the outer container；Outer barrel end socket is fixed on the bottom of the outer barrel；External reinforcing plate for car is fixed on the outer barrel
Top ends outer rim and the outer container.
According to an embodiment of the present invention, the inner pressurd vessel top ends align the inner pressurd vessel bottom opening position and are equipped with
Inner pressurd vessel open top, the outer container top ends align the inner pressurd vessel open top position and are equipped with outer container open top,
The horizontal buried basin of bilayer further includes interior connecting cylinder and inner flange.The inner pressurd vessel top is fixed in the bottom of interior connecting cylinder
Portion's edge of opening；Inner flange is installed on the interior connecting cylinder top portion, and inner flange center is equipped with through hole；The outlet tube
Through hole through inner flange center stretches out the outer container through outer container open top.
According to an embodiment of the present invention, the horizontal buried basin of bilayer further includes interior stiffening plate, the interior reinforcement
Plate is fixed on the inner pressurd vessel open top periphery of the inner pressurd vessel, and is fixedly connected with the interior connecting cylinder.
According to an embodiment of the present invention, the horizontal buried basin of bilayer further includes outer connecting cylinder and outward flange.Outside
Connecting cylinder bottom is fixed on the inner pressurd vessel, and the outer connecting cylinder has common center line with the interior connecting cylinder, and
The outer connecting cylinder stretches out the outer container open top and is fixedly connected with the outer container；Outward flange is installed on the outer company
The top ends of connect cylinder；The outer connecting cylinder is horizontally passed through after the 90-degree bent of the outlet tube upper end and stretches out the outer appearance
Device.
According to an embodiment of the present invention, the horizontal buried basin of bilayer further includes flat head, the flat cover envelope
There is head through hole to be stretched out for the outer connecting cylinder, and the through hole periphery of the flat head is fixed on the outer connecting cylinder, described
The outer circumferential side of flat head is fixed on the outer container
According to an embodiment of the present invention, the horizontal buried basin of bilayer further includes outer stiffening plate, the outer reinforcement
Plate is fixed on the flat head outer circumferential side and the outer container.
According to an embodiment of the present invention, the flat head be equipped with survey vacuum plant, explosion-protection equipment, vacuum valve,
Top inlet, bottom liquid inlet mouth, liquid level gauge gas phase mouth, liquid level gauge liquid phase mouth and gas phase mouth.
According to an embodiment of the present invention, according to an embodiment of the present invention, the horizontal buried basin of bilayer is also
Including the pipe being connected respectively with the top inlet, bottom liquid inlet mouth, liquid level gauge gas phase mouth, liquid level gauge liquid phase mouth and gas phase mouth
Road, the part between the outer container and the inner pressurd vessel of each pipeline are equipped with bending section.
According to an embodiment of the present invention, it is close to the liquid level gauge liquid-phase tube of liquid level gauge liquid phase mouth connection described outer
Container inner wall.
As shown from the above technical solution, it is the advantages of horizontal double-deck buried basin of the invention with good effect：Outer appearance
Device can all be embedded in below ground, and immersed pump is arranged in inner pressurd vessel, pump and tank body is combined together, therefore the present invention
Below ground can be integrally embedded in, so not only saves ground space, and be arranged at LNG basins compared to traditional
The situation on ground, the safe distance in the region such as the horizontal buried basin of bilayer of the invention and neighbouring house can reduce more than 50%.
Simultaneously as immersed pump is arranged in inner pressurd vessel, it is not necessary to is built the lagging facilities such as cryogenic pump sump exclusively for pump, is saved substantial amounts of
Human and material resources, financial resource, and ensure that immersed pump is in low-temperature condition all the time, reduce the leakage heat by cryogenic pump sump
Amount, improves basin entirety cryogenic property, significantly reduces the Daily boil-off-rate of basin.Therefore, using the horizontal double of the present invention
The buried basin energy conservation and environmental protection of layer.
By description of a preferred embodiment referring to the drawings, above-mentioned and other purpose of the invention, feature and excellent
Point will be apparent from.
Brief description of the drawings
Fig. 1 is the structure diagram of the horizontal buried basin of bilayer of the present invention；
Fig. 2 is the part A enlarged drawing in Fig. 1；
Fig. 3 is the right view of Fig. 1；
Fig. 4 is the B direction views in Fig. 1；
Fig. 5 represents to be equipped with bending in the pipeline between inner pressurd vessel and outer container in the horizontal buried basin of bilayer of the present invention
The schematic diagram in portion.
Embodiment
Below in conjunction with attached drawing detailed description of the present invention specific embodiment.It should be noted that the embodiments described herein is only
For for example, being not intended to limit the invention.
As shown in Figures 1 to 4, the horizontal buried basin of bilayer of the invention, it is used to store LNG cryogenic liquids.It is horizontal double
The buried basin of layer includes：Outer container 1, inner pressurd vessel 3, immersed pump 4 and various pipelines etc..
Outer container 1 can all be embedded in below ground, such as the top of the outer container 1 at least 500mm of the height away from ground,
That is the overburden layer at the top of outer container 1 is at least up to 500mm.Outer container 1 includes outer barrel and is welded in the outer of cylinder both ends
Left end socket 7 and outer right end socket 10 and outer barrel stiffening ring etc..Outer barrel bottom both ends are equipped with saddle support 6, and top both ends are set
There is lifting lug 9.
Inner pressurd vessel 3 mainly includes inner cylinder, interior left end socket, interior right end socket, inner stiffener ring etc..Inner pressurd vessel 3 can be used and passed
System structure.
Immersed pump 4 is arranged at bottom in inner pressurd vessel, and the liquid outlet 40 of immersed pump 4 connects outlet tube 41, outlet tube 41 it is another
Outer container 1 is stretched out in one end.Immersed pump 4 is arranged at bottom in inner pressurd vessel in the present invention, it is not necessary to which the extra insulation for setting pump is set
Apply, the low temperature performance well of basin, and operation cost is greatly lowered.
Further, present invention additionally comprises liquid storage cylinder, liquid storage cylinder is fixed on 3 bottom outer of inner pressurd vessel and connects with inner pressurd vessel 3
It is logical, immersed pump 4 is installed in liquid storage cylinder.4 liquid outlet position of immersed pump can be so reduced, so as to use up basin as much as possible
Interior liquid.
When immersed pump 4 is installed in liquid storage cylinder, 3 bottom of inner pressurd vessel needs set content device bottom opening.Liquid storage cylinder
Including inner cylinder 34, inner cylinder end socket 35, interior reinforcing plate 36 and installing plate 37.The top of wherein inner cylinder 34 is fixedly welded on inner pressurd vessel 3
Inner pressurd vessel bottom opening edge, inner cylinder end socket 35 is fixedly welded on the bottom of inner cylinder 34, and interior reinforcing plate 36 is fixedly welded on
The top ends outer rim and inner pressurd vessel 3 of inner cylinder 34.The structure of certain liquid storage cylinder is not limited.The effect of interior reinforcing plate 36 is to mend
Intensity at the bottom opening of strong inner pressurd vessel.Installing plate 37 is fixedly welded on 34 bottom of inner cylinder, and immersed pump 4 is installed on installing plate
On 37, and the center line of the center line of immersed pump 4 and inner cylinder 34 is on same vertical curve.When immersed pump 4 is built in inner pressurd vessel 3
After the completion of middle positioning, its concentricity, perpendicularity deviation should be less than 0.2mm.Liquid storage cylinder is located at 3 bottommost of inner pressurd vessel, and by interior
Container bottom opening and reservoir, immersed pump 4 are installed in liquid storage cylinder, are immersed in liquid, can be quickly using the latent liquid
Pump 4.
In the present invention, protection heat-preservation cylinder is fixed with outer container 1, which includes outer barrel 11, outer barrel end socket
12 and external reinforcing plate for car 13.Outer container 1 is fixed on the top of wherein outer barrel 11, and outer barrel end socket 12 is fixedly welded on the bottom of outer barrel 11
Portion, external reinforcing plate for car 13 are fixedly welded on the top ends outer rim and outer container 1 of outer barrel 11.The bottom of liquid storage cylinder protrudes out outer container
1, and in protection heat-preservation cylinder, protection heat-preservation cylinder plays a protective role liquid storage cylinder.It is possible to further liquid storage cylinder with it is anti-
Thermal insulation material, such as pearlife etc. are filled between shield heat-preservation cylinder, protection heat-preservation cylinder can also play the cryogenic liquid in liquid storage cylinder
To the effect of adiabatic heat-insulation.The terrain clearance of protection heat-preservation cylinder is slightly above the liftoff height of the lowermost end of the horizontal buried basin of bilayer
Degree, can place and transport well when processed again and under traffic condition so as to basin.
In the present invention, survey vacuum plant 21, explosion-protection equipment 22, vacuum valve 23, top inlet 24, bottom liquid inlet mouth 25,
The structures such as liquid level gauge gas phase mouth 26, liquid level gauge liquid phase mouth 27 and gas phase mouth 28 can be with concentrated setting in the horizontal buried basin of bilayer
Top.Collect split shed on inner pressurd vessel and outer container, be conducive to concentrate progress Strengthening Design, and the basin was used subsequently
Cheng Zhong, the mouth of pipe are concentrated, and user can be allowed to be more convenient, quickly use.It is each in the top concentrated setting of the horizontal buried basin of bilayer
Kind pipeline opening and the mode of annex are not specifically described as limiting with above-mentioned.
Inner pressurd vessel bottom opening position, which is aligned, in 3 top ends of inner pressurd vessel is equipped with inner pressurd vessel open top, open top edge
Interior connecting cylinder 31 is welded with, interior 31 top ends of connecting cylinder are provided with inner flange 32, and the center of inner flange 32 is equipped with through hole.Content
Device open top periphery is welded with interior stiffening plate 33, and interior stiffening plate 33 is welded and fixed with interior connecting cylinder 31.Welded on inner pressurd vessel 3
Connect and be fixed with outer connecting cylinder 15, outer connecting cylinder 15 has common center line with interior connecting cylinder 31.
Inner pressurd vessel open top position is aligned in 1 top ends of outer container and is equipped with outer container open top, and outer connecting cylinder 15 is stretched
Container top opening and it is welded and fixed out in the opening and outer container 1, the top ends of outer connecting cylinder 15 are provided with outward flange
16。
41 upper end of outlet tube connects one section of flexible metal hose 42 by flange 38, and outlet tube 41 is passed through in inner flange 32
The through hole of centre horizontally passes through outer connecting cylinder 15 after 90-degree bent at hose 42 and stretches out outer container 1.
The horizontal buried basin of bilayer further includes flat head 17, and flat head 17 has through hole so that outer connecting cylinder 15 is stretched
Go out, the through hole periphery of flat head 17 is fixedly welded on outer connecting cylinder 15, and the outer circumferential side of flat head 17 is fixed on outer container 1.
17 outer circumferential side of flat head and outer container 1 are welded with outer stiffening plate 18.Survey vacuum plant 21, explosion-protection equipment 22, vacuum
The pipelines such as valve 23, top inlet 24, bottom liquid inlet mouth 25, liquid level gauge gas phase mouth 26, liquid level gauge liquid phase mouth 27 and gas phase mouth 28
Opening and each annex may be contained within the flat head 17.
As shown in figure 5, the present invention the horizontal buried basin of bilayer further include respectively with top inlet 24, bottom liquid inlet mouth
25th, the pipeline that liquid level gauge gas phase mouth 26, liquid level gauge liquid phase mouth 27 and gas phase mouth 28 connect, considers actual shrinkage operating mode, mainly
Gas phase pipeline, the part between outer container 1 and inner pressurd vessel 3 of liquid phase pipeline be equipped with bending section 20, it is curved for example with π
Frame mode, with the actual degree of flexibility for strengthening whole pipe.In addition, the liquid level gauge liquid-phase tube being connected with liquid level gauge liquid phase mouth 27 is tight
1 inner wall of outer container is pasted, this design method can improve vaporization ability of the liquid in pipeline to a certain extent.
To sum up, in the horizontal buried basin of bilayer of the invention, immersed pump is selected, and immersed pump is arranged in inner pressurd vessel 3
Bottom, makes pump and tank body combine together, and the entire length of basin is unaffected, and the present invention can integrally be embedded in below ground,
The lagging facilities such as cryogenic pump sump need not be built exclusively for pump, save substantial amounts of human and material resources, financial resource, use the present invention
The buried basin energy conservation and environmental protection of horizontal bilayer.
Although exemplary embodiment describing the present invention with reference to several, it is to be understood that, term used is explanation and shows
Example property and nonrestrictive term.Since the present invention can be embodied without departing from the spiritual or real of invention in a variety of forms
Matter, it should therefore be appreciated that above-described embodiment is not limited to any foregoing details, and should be in the spirit that appended claims are limited
With widely explained in scope, therefore the whole changes fallen into claim or its equivalent scope and remodeling all should be the power of enclosing
Profit requires to be covered.
Claims (13)
- A kind of 1. horizontal buried basin of bilayer, for storing LNG, it is characterised in that the horizontal buried basin of bilayer includes：Outer container (1), can all be embedded in below ground；Inner pressurd vessel (3), in the outer container；Immersed pump (4), is arranged at bottom in the inner pressurd vessel；Outlet tube (41), one end are connected to the liquid outlet (40) of the immersed pump (4), and the other end stretches out the outer container (1)；Liquid storage cylinder, is fixed on the inner pressurd vessel (3) bottom outer and is connected with the inner pressurd vessel (3), immersed pump (4) installation In in the liquid storage cylinder,Wherein, inner pressurd vessel (3) bottom has inner pressurd vessel bottom opening, and the liquid storage cylinder includes：The inner pressurd vessel bottom opening edge of the inner pressurd vessel (3) is fixed on inner cylinder (34), top；Inner cylinder end socket (35), is fixed on the bottom of the inner cylinder (34)；Interior reinforcing plate (36), is fixed on the top ends outer rim and the inner pressurd vessel (3) of the inner cylinder (34).
- 2. the horizontal buried basin of bilayer according to claim 1, it is characterised in that the liquid storage cylinder further includes：Installing plate (37), is fixed on the inner cylinder (34) bottom, and the immersed pump (4) is fixedly mounted on the installing plate (37) On, and the center line of the center line of the immersed pump (4) and the inner cylinder (34) is on same vertical curve.
- 3. the horizontal buried basin of bilayer according to claim 1 or 2, it is characterised in that the horizontal buried basin of bilayer Further include：Heat-preservation cylinder is protected, is fixed on outside the outer container (1), the liquid storage cylinder protrudes out the outer container (1), and is located at institute State in protection heat-preservation cylinder.
- 4. the horizontal buried basin of bilayer according to claim 3, it is characterised in that the liquid storage cylinder is kept the temperature with the protection Thermal insulation material is filled between cylinder.
- 5. the horizontal buried basin of bilayer according to claim 3, it is characterised in that the protection heat-preservation cylinder includes：The outer container (1) is fixed on outer barrel (11), top；Outer barrel end socket (12), is fixed on the bottom of the outer barrel (11)；External reinforcing plate for car (13), is fixed on the top ends outer rim and the outer container (1) of the outer barrel (11).
- 6. the horizontal buried basin of bilayer according to claim 1, it is characterised in that inner pressurd vessel (3) top ends align The inner pressurd vessel bottom opening position is equipped with inner pressurd vessel open top, and outer container (1) top ends align the inner pressurd vessel top Portion's aperture position is equipped with outer container open top, and the horizontal buried basin of bilayer further includes：The inner pressurd vessel open top edge is fixed in interior connecting cylinder (31), bottom；Inner flange (32), is installed on interior connecting cylinder (31) top ends, and the inner flange (32) center is equipped with through hole；The through hole in the outlet tube (41) through the inner flange (32) center stretches out the outer container through outer container open top (1)。
- 7. the horizontal buried basin of bilayer according to claim 6, it is characterised in that the horizontal buried basin of bilayer also wraps Include：Interior stiffening plate (33), is fixed on the inner pressurd vessel open top periphery of the inner pressurd vessel (3), and with the interior connecting cylinder (31) It is fixedly connected.
- 8. the horizontal buried basin of bilayer according to claim 6, it is characterised in that the horizontal buried basin of bilayer also wraps Include：Outer connecting cylinder (15), bottom are fixed on the inner pressurd vessel (3), the outer connecting cylinder (15) and the interior connecting cylinder (31) there is common center line, and the outer connecting cylinder (15) stretch out the outer container open top and with the outer container (1) it is fixedly connected；Outward flange (16), is installed on the top ends of the outer connecting cylinder (15)；The outer connecting cylinder (15) is horizontally passed through after the 90-degree bent of outlet tube (41) upper end and stretches out the outer container (1)。
- 9. the horizontal buried basin of bilayer according to claim 8, it is characterised in that the horizontal buried basin of bilayer also wraps Include：Flat head (17), there is through hole to be stretched out for the outer connecting cylinder (15), the through hole periphery of the flat head (17) The outer connecting cylinder (15) is fixed on, the outer circumferential side of the flat head (17) is fixed on the outer container (1).
- 10. the horizontal buried basin of bilayer according to claim 9, it is characterised in that the horizontal buried basin of bilayer is also Including：Outer stiffening plate (18), is fixed on the flat head (17) outer circumferential side and the outer container (1).
- 11. the horizontal buried basin of bilayer according to claim 9, it is characterised in that the flat head (17) is equipped with Survey vacuum plant (21), explosion-protection equipment (22), vacuum valve (23), top inlet (24), bottom liquid inlet mouth (25), liquid level gauge gas Phase mouth (26), liquid level gauge liquid phase mouth (27) and gas phase mouth (28).
- 12. the horizontal buried basin of bilayer according to claim 11, it is characterised in that the horizontal buried basin of bilayer is also Including respectively with the top inlet (24), bottom liquid inlet mouth (25), liquid level gauge gas phase mouth (26), liquid level gauge liquid phase mouth (27) With the pipeline of gas phase mouth (28) connection, the part between the outer container (1) and the inner pressurd vessel (3) of each pipeline is set There is bending section.
- 13. the horizontal buried basin of bilayer according to claim 11, it is characterised in that with the liquid level gauge liquid phase mouth (27) The liquid level gauge liquid-phase tube of connection is close to the outer container (1) inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310233402.1A CN104235595B (en) | 2013-06-13 | 2013-06-13 | The horizontal buried basin of bilayer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310233402.1A CN104235595B (en) | 2013-06-13 | 2013-06-13 | The horizontal buried basin of bilayer |
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| CN104235595B true CN104235595B (en) | 2018-05-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104747908A (en) * | 2015-04-14 | 2015-07-01 | 陕西瑞科特种设备技术有限公司 | Online drawable immersed pump system for deep-cooling storage tank |
| CN107237975B (en) * | 2017-03-16 | 2023-03-28 | 荆门宏图特种飞行器制造有限公司 | Liquefied gas carrier vehicle |
| CN110758920B (en) * | 2018-07-25 | 2023-04-25 | 中集安瑞环科技股份有限公司 | Tank container and tank body thereof |
| CN110271784B (en) * | 2019-07-02 | 2024-06-14 | 张家港中集圣达因低温装备有限公司 | Liquid storage tank |
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| CN203404596U (en) * | 2013-06-13 | 2014-01-22 | 张家港中集圣达因低温装备有限公司 | Horizontal dual-layer underground storage tank |
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| US5787940A (en) * | 1993-03-30 | 1998-08-04 | Process Systems International, Inc. | Cryogenic fluid system and method of pumping cryogenic fluid |
| US5954101A (en) * | 1996-06-14 | 1999-09-21 | Mve, Inc. | Mobile delivery and storage system for cryogenic fluids |
| CA2362844C (en) * | 2001-11-30 | 2004-08-31 | Westport Research Inc. | Method and apparatus for delivering a high pressure gas from a cryogenic storage tank |
| JP2003278998A (en) * | 2002-03-27 | 2003-10-02 | Jfe Engineering Kk | Pump pit structure for low-temperature storage tank |
| CN201836643U (en) * | 2010-09-03 | 2011-05-18 | 中国海洋石油总公司 | Pump well device in liquefied petroleum gas tank |
| CN202629586U (en) * | 2012-03-30 | 2012-12-26 | 查特深冷工程系统(常州)有限公司 | Box type gas filling device for liquefied natural gas |
| CN202834721U (en) * | 2012-09-29 | 2013-03-27 | 成都新连通低温设备有限公司 | Efficient insulating LNG (Liquefied Natural Gas) relay pump tank |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203404596U (en) * | 2013-06-13 | 2014-01-22 | 张家港中集圣达因低温装备有限公司 | Horizontal dual-layer underground storage tank |
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