CN208605924U - A kind of LNG storage tank - Google Patents
A kind of LNG storage tank Download PDFInfo
- Publication number
- CN208605924U CN208605924U CN201821287124.2U CN201821287124U CN208605924U CN 208605924 U CN208605924 U CN 208605924U CN 201821287124 U CN201821287124 U CN 201821287124U CN 208605924 U CN208605924 U CN 208605924U
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- China
- Prior art keywords
- gas
- storage tank
- valve
- collecting chamber
- inner cavity
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Abstract
The utility model discloses a kind of LNG storage tanks, including shell and storage tank, the interior of shell is equipped with inner cavity, inner cavity right end is equipped with right side collecting chamber, it is separated on the left of the collecting chamber of right side by right side partition, the first gas that right side partition is equipped with array distribution collects valve, inner cavity left end is equipped with left side collecting chamber, it is separated on the right side of the collecting chamber of left side by left side partition, the second gas that left side partition is equipped with array distribution collects valve, intracavitary including the storage tank setting, storage tank is fixed on housing interior side-wall by fixed ring.The utility model LNG storage tank is voluntarily collected when realizing LNG storage tank leakage, and first gas collects that valve arrangement is simple, and when collection does not generate other energy consumptions, and safety coefficient is high.
Description
Technical field
The utility model relates to a kind of storage tank, specifically a kind of LNG storage tank.
Background technique
LNG(Liquefied Natural Gas), i.e. the english abbreviation of liquefied natural gas.Natural gas be in gas field from
So mined fuel gas, is mainly made of methane.LNG be it is a kind of cleaning, the efficient energy.Since imported L NG is helped
Energy supply diversification is realized in energy-consuming state, ensures energy security, and is exported LNG and facilitated natural gas producing nation and effectively open
Hair natural gas resource increases foreign exchange earnings, promotes national economic development, thus LNG trade is just becoming the new of global energy markets
Hot spot.Natural gas is more and more favored as clean energy resource, and LNG is all classified as preferred fuels by many countries, and natural gas is in energy
Ratio in the supply of source increases sharply.With every year about 12% rapid growth, it is most swift and violent just to become whole world growth for liquefied natural gas
One of energy industry.The production and trade of whole world LNG becomes more and more active in recent years, and LNG has become rare cleaning resource, is becoming
The new hot spot of world's oil and gas industry.To guarantee energy supply diversification and improving energy consumption structure, some energy-consuming big countries
Increasingly pay attention to the introduction of LNG, LNG receiving station is all being built in Japan, South Korea, the U.S., Europe on a large scale.International major oil companies
Also its new profit growth point is turned into LNG business one after another, LNG will become next global popular energy fought for after petroleum
Commodity.
In the deposit of LNG and transportational process, guard against fuel gas leakage therein extremely important.If there is fuel gas
It leaks, easily causes the safety accidents such as explosion, threaten the person and property safety.
Utility model content
The purpose of this utility model is to provide a kind of LNG storage tanks, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of LNG storage tank, including shell and storage tank are equipped with one layer of heat preservation material, interior of shell in the inner wall of the shell
Equipped with inner cavity, inner cavity right end is equipped with right side collecting chamber, is separated on the left of the collecting chamber of right side by right side partition, right side partition is equipped with
The first gas of array distribution collects valve, and first gas collects valve left end and opening-like and connection inner cavity, first gas receipts are arranged
Collecting and is equipped with piston inside valve, on the right side of piston and first gas collects the limiting device that array distribution is equipped between the right bottom of valve,
Limiting device is equipped with telescopic rod, and telescopic rod right end is fixed on first gas and collects in valve bottom inside, and telescopic rod left end is fixed
On piston, limit spring is arranged on telescopic rod, first gas, which is collected, is interspersed with connection chamber in valve side wall, be connected to chamber right side opening
Mouth connection right side collecting chamber, connection chamber right openings are connected to inside first gas collection valve, and lower end is equipped on the right side of the collecting chamber of right side
First escape pipe, inner cavity left end are equipped with left side collecting chamber, are separated on the right side of the collecting chamber of left side by left side partition, set on the partition of left side
There is the second gas of array distribution to collect valve, second gas collects valve and first gas is collected valve setting and faced about housing center
Claiming and be provided with identical structure, lower end is equipped with the second escape pipe on the left of the collecting chamber of left side, and it is intracavitary including the storage tank setting,
Storage tank is fixed on housing interior side-wall by fixed ring, and storage tank left end is equipped with unidirectional air inlet pipe, and unidirectional air inlet pipe is inserted through
The left end wall of left side partition and shell is connected with flow control valve on the left of unidirectional air inlet pipe, be connected on the left of flow control valve into
Tracheae.
As a further solution of the present invention: the connection chamber setting is Z-shaped.
The connection chamber right openings connection collects valve in first gas as a further solution of the present invention,
At side wall half.
The left side collecting chamber and right side collecting chamber are all arranged straight in outer end as a further solution of the present invention,
Big round table-like of the small inner end diameter of diameter.
Control is designed on second escape pipe and the first escape pipe as a further solution of the present invention,
Valve.
Compared with prior art, the utility model has the beneficial effects that
The utility model LNG storage tank, for storage tank when storage fuel gas leaks, gas enters inner cavity, makes
At the pressure of inner cavity on the right side of left side collecting chamber internal pressure on the left of the partition of left side and left side partition is unequal and right side every
Pressure on the right side of plate left side inner cavity pressure and right side partition inside the collecting chamber of right side is unequal, and gas enters first gas
It collects and pushes piston in valve, piston press limiting device, and then realize that gas enters left side collecting chamber and the right side by being connected to chamber
It is collected in the collecting chamber of side, when inner cavity is equal with the pressure inside left side collecting chamber and right side collecting chamber, limiting device passes through limit
Position spring voluntarily collects piston reset when realizing LNG storage tank leakage, it is simple that first gas collects valve arrangement, when collection not
Other energy consumptions are generated, safety coefficient is high.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of LNG storage tank.
Fig. 2 is the structural schematic diagram that first gas collects valve in a kind of LNG storage tank.
Wherein: air inlet pipe 1, flow control valve 2, left side collecting chamber 3, inner cavity 4, shell 6, storage tank 7, fixed ring 8, right side every
Plate 9, right side collecting chamber 10, first gas collect valve 11, the first escape pipe 12, second gas and collect valve 13, left side partition 14, the
Two escape pipes 15, unidirectional air inlet pipe 16, limiting device 101, limit spring 102, telescopic rod 103, connection chamber 104, piston 105.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
Please refer to Fig. 1 and Fig. 2, in the utility model embodiment, a kind of LNG storage tank, including shell 6 and storage tank 7, it is described outer
It is equipped with one layer of heat preservation material in the inner wall of shell 6, inner cavity 4 is equipped with inside shell 6,4 right end of inner cavity is equipped with right side collecting chamber 10, right side
It is separated on the left of collecting chamber 10 by right side partition 9, first gas collection valve 11 of the right side partition 9 equipped with array distribution, first
The setting of 11 left end of gas collection valve is opening-like and connection inner cavity 4, first gas are collected inside valve 11 equipped with piston 105, piston
105 right sides and first gas collect and are equipped with the limiting device 101 of array distribution between the right bottom of valve 11, on limiting device 101
Equipped with telescopic rod 103,103 right end of telescopic rod is fixed on first gas and collects in 11 bottom inside of valve, and 103 left end of telescopic rod is fixed
On piston 105, limit spring 102 is arranged on telescopic rod 103, first gas collects in 11 side wall of valve and is interspersed with connection chamber
104, it is connected to chamber 104 and Z-shaped, connection 104 right openings of chamber connection right side collecting chamber 10, connection 104 right openings of chamber company is set
Logical first gas is collected inside valve 11, and the side wall half of valve 11 is collected in connection 104 right openings of chamber connection in first gas
Place, 10 right side lower end of right side collecting chamber are equipped with the first escape pipe 12, and 4 left end of inner cavity is equipped with left side collecting chamber 3, left side collecting chamber 3
All be arranged with right side collecting chamber 10 in big round table-like of the small inner end diameter of outer diameter, on the right side of left side collecting chamber 3 by left side every
Plate 14 separates, and the second gas that left side partition 14 is equipped with array distribution collects valve 13, and second gas collects valve 13 and the first gas
Body collects valve 11 and is arranged symmetrical about 6 median plane of shell and is provided with identical structure, and collecting chamber 3 left side lower end in left side is equipped with
Control valve is designed on second escape pipe 15, the second escape pipe 15 and the first escape pipe 12, the storage tank 7 is arranged in inner cavity 4,
Storage tank 7 is fixed on 6 inner sidewall of shell by fixed ring 8, and 7 left end of storage tank is equipped with unidirectional air inlet pipe 16, unidirectional air inlet pipe 16
It is inserted through the left end wall of left side partition 14 and shell 6, is connected with flow control valve 2, flow control on the left of unidirectional air inlet pipe 16
Air inlet pipe 1 is connected on the left of valve 2, when storage fuel gas leaks, gas enters inside inner cavity 4 storage tank 7, causes a left side
Pressure inside the left side of side partition 14 left side 3 internal pressure of collecting chamber and 14 right side inner cavity 4 of left side partition is unequal and right side
Pressure inside 9 right side right side collecting chamber 10 of 9 left side inner cavity of partition, 4 internal pressure and right side partition is unequal, and gas enters
First gas collects and pushes piston 105 in valve 11, and piston 105 squeezes limiting device 101, and then realizes that gas passes through connection chamber
104 enter collection in left side collecting chamber 3 and right side collecting chamber 10, in inner cavity 4 and left side collecting chamber 3 and right side collecting chamber 10
When the pressure in portion is equal, limiting device 101 is resetted piston 105 by limit spring 102, is realized when LNG storage tank is revealed certainly
Row is collected, and first gas collects that 11 structure of valve is simple, and when collection does not generate other energy consumptions, and safety coefficient is high.
The working principle of the utility model is: the utility model LNG storage tank, storage tank is leaked in storage fuel gas
When, gas enters inner cavity, causes intracavitary on the right side of left side partition left side left side collecting chamber internal pressure and left side partition
The pressure in portion is unequal and right side partition on the left of pressure on the right side of inner cavity pressure and right side partition inside the collecting chamber of right side
Unequal, gas enters first gas and collects promotion piston in valve, piston press limiting device, and then realizes that gas passes through company
Cavity is entered in left side collecting chamber and right side collecting chamber and is collected, to the pressure inside inner cavity and left side collecting chamber and right side collecting chamber
When power is equal, limiting device, by piston reset, is voluntarily collected, first gas by limit spring when realizing LNG storage tank leakage
It is simple to collect valve arrangement, when collection does not generate other energy consumptions, and safety coefficient is high.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of LNG storage tank, including shell (6) and storage tank (7), which is characterized in that be equipped with one layer in the inner wall of the shell (6)
Thermal insulation material, shell (6) is internal to be equipped with inner cavity (4), and inner cavity (4) right end is equipped with right side collecting chamber (10), right side collecting chamber (10)
Left side is separated by right side partition (9), and the first gas that right side partition (9) is equipped with array distribution collects valve (11), the first gas
Body collects valve (11) left end and opening-like and connection inner cavity (4) is arranged, and first gas, which is collected, is equipped with piston inside valve (11)
(105), the limiting device of array distribution is installed between first gas collection valve (11) right bottom on the right side of piston (105)
(101), limiting device (101) is equipped with telescopic rod (103), and telescopic rod (103) right end is fixed on first gas and collects valve (11)
In bottom inside, telescopic rod (103) left end is fixed on piston (105), and limit spring (102) are arranged on telescopic rod (103),
First gas collects and is interspersed with connection chamber (104) in valve (11) side wall, connection chamber (104) right openings connection right side collecting chamber
(10), connection chamber (104) right openings connection first gas collects valve (11) inside, and lower end is equipped on the right side of right side collecting chamber (10)
First escape pipe (12), inner cavity (4) left end are equipped with left side collecting chamber (3), pass through left side partition (14) on the right side of left side collecting chamber (3)
It separates, the second gas that left side partition (14) is equipped with array distribution collects valve (13), and second gas collects valve (13) and first
Gas collection valve (11) setting is symmetrical about shell (6) median plane and is provided with identical structure, under left side collecting chamber (3) left side
End is equipped with the second escape pipe (15), and in inner cavity (4), storage tank (7) is fixed on by fixed ring (8) for storage tank (7) setting
On shell (6) inner sidewall, storage tank (7) left end is equipped with unidirectional air inlet pipe (16), unidirectional air inlet pipe (16) be inserted through left side every
The left end wall of plate (14) and shell (6), unidirectional air inlet pipe (16) left side are connected with flow control valve (2), and flow control valve (2) is left
Side is connected with air inlet pipe (1).
2. a kind of LNG storage tank according to claim 1, which is characterized in that connection chamber (104) setting is Z-shaped.
3. a kind of LNG storage tank according to claim 1, which is characterized in that connection chamber (104) the right openings connection exists
First gas is collected at the side wall half of valve (11).
4. a kind of LNG storage tank according to claim 1, which is characterized in that the left side collecting chamber (3) and right side collecting chamber
(10) all settings are in big round table-like of the small inner end diameter of outer diameter.
5. a kind of LNG storage tank according to claim 1, which is characterized in that second escape pipe (15) and the first outlet
Control valve is designed on pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821287124.2U CN208605924U (en) | 2018-08-10 | 2018-08-10 | A kind of LNG storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821287124.2U CN208605924U (en) | 2018-08-10 | 2018-08-10 | A kind of LNG storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605924U true CN208605924U (en) | 2019-03-15 |
Family
ID=65679909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821287124.2U Expired - Fee Related CN208605924U (en) | 2018-08-10 | 2018-08-10 | A kind of LNG storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208605924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413160A (en) * | 2022-01-14 | 2022-04-29 | 安徽申容压力容器有限公司 | Gas storage tank with gas recovery device |
-
2018
- 2018-08-10 CN CN201821287124.2U patent/CN208605924U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413160A (en) * | 2022-01-14 | 2022-04-29 | 安徽申容压力容器有限公司 | Gas storage tank with gas recovery device |
| CN114413160B (en) * | 2022-01-14 | 2023-07-11 | 安徽申容压力容器有限公司 | Gas storage tank with gas recovery device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 Termination date: 20190810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |