CN205535031U - LNG safe storage takes jar - Google Patents
LNG safe storage takes jar Download PDFInfo
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- CN205535031U CN205535031U CN201620291370.XU CN201620291370U CN205535031U CN 205535031 U CN205535031 U CN 205535031U CN 201620291370 U CN201620291370 U CN 201620291370U CN 205535031 U CN205535031 U CN 205535031U
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- tank body
- piston
- layer tank
- outer layer
- internal layer
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Abstract
The utility model discloses a LNG safe storage takes jar, personally experience sth. Part of the body and prevent the decker including the outer layer tank body, inner tank, outer layer tank body parcel is the vacuum layer in the external portion of inner tank between the outer layer tank body and the inner tank body, be equipped with limit chute on the internal portion's lateral wall of inner tank, install the piston in the limit chute, the piston is upper and lower two parts with the internal part of inner tank, the piston top is gaseous chamber, the piston below is the liquid chamber, the cover is equipped with the sealing washer to the side of the piston, this device is through setting up the pressure that gaseous chamber and liquid intracavity were adjusted to the piston that carries out vertical displacement on limit chute internal of inner tank, and then stabilize LNG liquid when carrying with output, avoid the quick pneumatolytic condition to take place, pass through the regulating action of piston and cryogenic pump when output, be convenient for get liquid, avoid the hydrops phenomenon that insufficient pressure caused, the cushioning effect can be carried out to gas in gaseous chamber when taking, the leakage accident who avoids pressure to increase suddenly and cause.
Description
Technical field
This utility model relates to new forms of energy storage device, and specifically a kind of LNG safe storage takes tank.
Background technology
The LNG i.e. english abbreviation of liquefied natural gas, natural gas is fuel gas the most mined in gas field, mainly becomes
Dividing and be made up of methane, LNG is to be cooled to-162 DEG C by the natural gas of gaseous state at ambient pressure, is allowed to condense into liquid, natural
Can be greatly saved storage and transportation space after gas liquefaction, and have that calorific value is big, performance high.
Extensively applying and developing rapidly along with domestic LNG, the technology of LNG gas station and application are also at high speed development.At LNG
Storage and use in need tank body carries out supercharging and blood pressure lowering and will the LNG in storage tank be carried out once at set intervals
Turn over liquid, to prevent the LNG in LNG storage tank from lamination occurring, because lamination can accelerate the gasification of LNG, lead
Causing LNG storage tank LNG and rolling occur, moment manufactures huge pressure of storage tank, brings huge potential safety hazard, needs by discharge
In tank, BOG gas regulates pressure inside the tank, so can cause polluting and the waste of LNG resource of environment；BOG can also be passed through
BOG gas is reclaimed by gas concentration unit, but so can cause the bigger waste in terms of energy consumption, and existing LNG
The change of pressure moment, the phenomenon of liquid Quick-gasifying is all there is in storage tank when inwardly carrying and storing and outwards carry and use,
Easily cause leakage, not only pollute environment and be also easy to cause security incident.
Utility model content
The purpose of this utility model is to provide a kind of LNG safe storage to take tank, to solve proposition in above-mentioned background technology
Problem.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of LNG safe storage takes tank, including outer layer tank body, internal layer tank body and anti-decker, described outer layer tank body bag
It is rolled in outside internal layer tank body, is vacuum layer between outer layer tank body and internal layer tank body, internal layer tank interior sidewall is provided with limit
Position chute, is provided with piston in described limit sliding chutes, internal layer tank interior is divided into upper and lower two parts by described piston, on piston
Side is air chamber, is liquid chambers, in piston side surface cover equipped with sealing ring, is respectively provided on two sides with liquid at outer layer tank body below piston
Phase input channel and gas phase output channel, described liquid phase input channel and gas phase output channel lower end are all stretched in internal layer tank body
Portion, is provided with liquid phase interface on liquid phase input channel, and gas is stretched into from outer layer tank body top in described gas phase output channel upper end
Intracavity connection have cryopump, be provided with valve, be additionally provided with gas phase connecting tube in described air chamber on gas phase output channel,
Described gas phase connecting tube upper end is stretched out above outer layer tank body and is provided with gas phase interface；Described anti-decker includes driving motor
With two pedestals, said two pedestal is separately fixed at outer layer tank wall bottom and internal layer inner tank wall bottom and two pedestals
Being positioned in same level, described driving motor is fixed on outside the pedestal on outer layer tank wall, drives the output shaft of motor
Stretching in pedestal and connect and have driving magnetic stripe, the pedestal being positioned in internal layer inner tank wall is provided with agitation magnetic stripe, drive magnetic stripe with
Pedestal is rotationally connected.
As further program of the utility model: described liquid phase input channel is positioned at gas phase output with the junction of inner side tank body
Below pipeline and internal layer tank body junction.
Compared with prior art, the beneficial effects of the utility model are: this device is by being arranged on spacing in internal layer tank interior
The piston carrying out vertical displacement on chute regulates the pressure in air chamber and liquid chambers, and then stablizes LNG when conveying and output
Liquid, it is to avoid the situation of Quick-gasifying occurs, when output by piston and the regulation effect of cryopump, it is simple to take liquid, it is to avoid
The hydrops phenomenon that insufficient pressure causes, air chamber can carry out cushioning effect when taking to gas, it is to avoid pressure increases suddenly
And the leakage accident caused, and by the setting of anti-decker, effectively prevent the lamination in liquid chambers, improve
The security performance of device.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
1-outer layer tank body in figure, 2-internal layer tank body, 3-vacuum layer, 4-liquid chambers, 5-air chamber, 6-piston, 7-sealing ring,
8-limit sliding chutes, 9-liquid phase input channel, 10-liquid phase interface, 11-gas phase output channel, 12-valve, 13-cryopump,
14-gas phase connecting tube, 15-gas phase interface, 16-drives motor, and 17-drives magnetic stripe, and 18-stirs magnetic stripe.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1, in this utility model embodiment, a kind of LNG safe storage takes tank, including outer layer tank body 1, interior
Layer tank body 2 and anti-decker, it is outside that described outer layer tank body 1 is wrapped in internal layer tank body 2, at outer layer tank body 1 and internal layer tank
Being vacuum layer 3 between body 2, vacuum layer 3 can effectively reduce internal layer tank body 2 inside and carry out heat exchange with outside tank body 1 outside
Thus improve the heat insulation effect of device, internal layer tank body 2 internal side wall is provided with limit sliding chutes 8, in described limit sliding chutes 8
Being provided with piston 6, described piston 6 is divided into upper and lower two parts, piston 6 to be arranged above air chamber 5 by internal for internal layer tank body 2,
It is liquid chambers 4 below piston 6, is set with sealing ring 7 in piston 6 side and ensures air chamber 5 and liquid chambers 4 opposing seal,
Being respectively provided on two sides with liquid phase input channel 9 and gas phase output channel 11 at outer layer tank body 1, described liquid phase input channel 9 is gentle
It is internal that internal layer tank body 2 is all stretched in phase output channel 11 lower end, and liquid phase input channel 9 is positioned at the junction of inner side tank body 2
Below gas phase output channel 11 and internal layer tank body 2 junction, liquid phase input channel 9 is provided with liquid phase interface 10 for
Connecting outside LNG supply arrangement, described gas phase output channel 11 upper end is stretched in air chamber 5 also from outer layer tank body 1 top
Connect and have cryopump 13, gas phase output channel 11 is provided with valve 12, be additionally provided with gas phase in described air chamber 5 and connect
Pipe 14, gas phase interface 15, described gas phase interface are stretched out above outer layer tank body 1 and be provided with in described gas phase connecting tube 14 upper end
15 are used for connecting outside steam line；When the input carrying out LNG stores and output uses, by piston 6 in limit sliding chutes
The displacement on vertical direction is carried out to regulate the pressure in air chamber 5 and liquid chambers 4 and then steady when conveying and output in 8
Determine LNG liquid, it is to avoid the situation of Quick-gasifying occurs, and when output by piston 6 and the regulation effect of cryopump 13,
Being easy to take liquid, it is to avoid the hydrops phenomenon that insufficient pressure causes, air chamber 5 can carry out cushioning effect when taking to gas,
The leakage accident avoiding pressure to increase suddenly and to cause；
Described anti-decker includes driving motor 16 and two pedestals, and said two pedestal is separately fixed at outer layer tank body 1
Outer wall bottom and internal layer tank body 2 inner wall lower and two pedestals are positioned in same level, and described driving motor 16 is fixed on
Outside pedestal on outer layer tank body 1 outer wall, pedestal is interior and connection has driving magnetic stripe 17 to drive the output shaft of motor 16 to stretch into,
The pedestal being positioned on internal layer tank body 2 inwall is provided with agitation magnetic stripe 18, drives magnetic stripe 18 to be rotationally connected with pedestal, by driving
Galvanic electricity machine 16 drives and drives magnetic stripe 17 to rotate, and then makes agitation magnetic stripe 18 synchronize to carry out rotating in liquid chambers 4
The LNG liquid stored stirs so that the LNG liquid that in liquid chambers 4, the temperature of lower floor is relatively low moves up, absorbing liquid
The BOG gas of upper strata intensification gasification in body cavity 4, and then reduce pressure in liquid chambers 4, effectively prevent in liquid chambers 4
Lamination, improves the security performance of device.
Operation principle of the present utility model is: this device erects by being arranged on inside internal layer tank body 2 in limit sliding chutes 8
Regulate the pressure in air chamber 5 and liquid chambers 4 to the piston 6 of displacement, and then stablize LNG liquid when conveying and output, keep away
The situation exempting from Quick-gasifying occurs, when output by piston 6 and the regulation effect of cryopump 13, it is simple to take liquid, it is to avoid
The hydrops phenomenon that insufficient pressure causes, air chamber 5 can carry out cushioning effect when taking to gas, it is to avoid pressure increases suddenly
The leakage accident added and cause, and by the setting of anti-decker, effectively prevent the lamination in liquid chambers 4,
Improve the security performance of device.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes of the present utility model, it is possible to realize this utility model in other specific forms.
Therefore, no matter from the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, this practicality is new
The scope of type is limited by claims rather than described above, it is intended that by the containing of equivalency in claim that fall
All changes in justice and scope are included in this utility model.Should not be considered as any reference in claim limiting
Involved claim.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only comprises
One independent technical scheme, this narrating mode of description is only the most for clarity sake, and those skilled in the art should be by
Description is as an entirety, and the technical scheme in each embodiment can also be through appropriately combined, and forming those skilled in the art can
With other embodiments understood.
Claims (2)
1. LNG safe storage takes a tank, including outer layer tank body, internal layer tank body and anti-decker, it is characterised in that
Described outer layer tank body is wrapped in outside internal layer tank body, is vacuum layer, between outer layer tank body and internal layer tank body in internal layer tank body
Portion's sidewall is provided with limit sliding chutes, is provided with piston in described limit sliding chutes, and internal layer tank interior is divided into up and down by described piston
Two parts, piston is arranged above air chamber, is liquid chambers below piston, in piston side surface cover equipped with sealing ring, at outer layer tank body
It is respectively provided on two sides with liquid phase input channel and gas phase output channel, described liquid phase input channel and gas phase output channel lower end all to stretch
Entering internal layer tank interior, be provided with liquid phase interface on liquid phase input channel, described gas phase output channel upper end is from outer layer tank body
Top is stretched in air chamber and connected cryopump, is provided with valve, is additionally provided with in described air chamber on gas phase output channel
Gas phase connecting tube, described gas phase connecting tube upper end is stretched out above outer layer tank body and is provided with gas phase interface；Described anti-decker
Including driving motor and two pedestals, said two pedestal is separately fixed under outer layer tank wall bottom and internal layer inner tank wall
Portion and two pedestals are positioned in same level, and described driving motor is fixed on outside the pedestal on outer layer tank wall, drive
The output shaft of motor stretches in pedestal and connects driving magnetic stripe, and the pedestal being positioned in internal layer inner tank wall is provided with agitation magnetic
Bar, drives magnetic stripe to be rotationally connected with pedestal.
A kind of LNG safe storage the most according to claim 1 takes tank, it is characterised in that described liquid phase input pipe
Road is positioned at below gas phase output channel and internal layer tank body junction with the junction of inner side tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620291370.XU CN205535031U (en) | 2016-04-08 | 2016-04-08 | LNG safe storage takes jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620291370.XU CN205535031U (en) | 2016-04-08 | 2016-04-08 | LNG safe storage takes jar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205535031U true CN205535031U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620291370.XU Expired - Fee Related CN205535031U (en) | 2016-04-08 | 2016-04-08 | LNG safe storage takes jar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205535031U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939554A (en) * | 2016-10-12 | 2018-04-20 | 恩凯 | The small-sized LNG fuel systems of ship |
| CN113212644A (en) * | 2021-06-29 | 2021-08-06 | 广船国际有限公司 | LNG storage tank and boats and ships |
| CN115013716A (en) * | 2022-08-08 | 2022-09-06 | 烟台蓬莱区天阳化工有限公司 | Low-temperature carbon dioxide transportation tank |
| CN117228184A (en) * | 2023-11-14 | 2023-12-15 | 山东三岳化工有限公司 | Safety storage device for epoxypropane |
-
2016
- 2016-04-08 CN CN201620291370.XU patent/CN205535031U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939554A (en) * | 2016-10-12 | 2018-04-20 | 恩凯 | The small-sized LNG fuel systems of ship |
| CN113212644A (en) * | 2021-06-29 | 2021-08-06 | 广船国际有限公司 | LNG storage tank and boats and ships |
| CN115013716A (en) * | 2022-08-08 | 2022-09-06 | 烟台蓬莱区天阳化工有限公司 | Low-temperature carbon dioxide transportation tank |
| CN117228184A (en) * | 2023-11-14 | 2023-12-15 | 山东三岳化工有限公司 | Safety storage device for epoxypropane |
| CN117228184B (en) * | 2023-11-14 | 2024-02-09 | 山东三岳化工有限公司 | Safety storage device for epoxypropane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Hao Inventor after: Zhang Jing Inventor after: Bao Wenke Inventor after: Wang Wenzhe Inventor after: Zhang Jian Inventor before: Chen Peng Inventor before: Zheng Mingyuan |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170911 Address after: By the way of industry of Nanyang city of Henan Province in 473300 Sheqi county area Patentee after: Nanyang Toure Gas Equipment Co., Ltd. Address before: 100176, Beijing, Beijing Economic Development Zone, South Street, No. 1, 1, building 3, 3016, Daxing District Patentee before: Beijing Chuangxinji Technology Development Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20180408 |