CN206770970U - A kind of low-temperature (low temperature) vessel interlayer deriving structure - Google Patents
A kind of low-temperature (low temperature) vessel interlayer deriving structure Download PDFInfo
- Publication number
- CN206770970U CN206770970U CN201720490714.4U CN201720490714U CN206770970U CN 206770970 U CN206770970 U CN 206770970U CN 201720490714 U CN201720490714 U CN 201720490714U CN 206770970 U CN206770970 U CN 206770970U
- Authority
- CN
- China
- Prior art keywords
- inner bag
- temperature
- low
- interlayer
- fairlead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Packages (AREA)
Abstract
The utility model discloses a kind of low-temperature (low temperature) vessel interlayer deriving structure, including inner bag, shell, vacuum insulation set and fairlead, formed with vacuum interlayer between the inner bag and shell, the vacuum insulation set is connected with body seal and connected with vacuum interlayer, described fairlead one end is connected with inner bag, the other end passes shell and the body of the bending extended to inner bag cold events direction is provided with vacuum insulation set formed with over-hang part, the over-hang part.Without reserving larger space mounting pipeline in vacuum interlayer, fairlead can be arranged on to position narrower in interlayer, and do not influence the volume of inner bag.In addition, being provided with bulge loop section and screwed hole on flange, facilitate inner bag to enter courage, while facilitate inner bag to carry out pressure test to it before entering courage, ensure the performance of inner bag；Body is provided with the sealing gland section being bent upwards, and can prevent cryogenic liquid from flowing to valve end, reduces heat output, ensures the heat-insulating property of low-temperature (low temperature) vessel.
Description
Technical field
Low-temperature (low temperature) vessel technical field is the utility model is related to, particularly a kind of low-temperature (low temperature) vessel interlayer deriving structure.
Background technology
Low-temperature (low temperature) vessel is a kind of storage tank for being used to transporting and storing liquefied gas at low temp, and it includes being used to load cryogenic liquid
Inner bag, and the shell outside inner bag forms interlayer between inner bag and shell, filling heat insulator and taken out true in mezzanine space
Sky, to ensure that low-temperature (low temperature) vessel has good heat-insulating property, knot is drawn, it is necessary to be set in interlayer to load and unload cryogenic liquid
Structure, but interlayer deriving structure of the prior art, in order to adapt to expanding with heat and contract with cold for inner bag, can typically be set in mezzanine space with
The crooked pipeline of inner bag connection, because pipeline needs to bend, space-consuming is big, and reserved larger space is needed in interlayer, is influenceed
The increase of inner bag volume.
Utility model content
The utility model is intended to one of above-mentioned technical problem at least solving in correlation technique to a certain extent.Therefore,
The utility model proposes a kind of low-temperature (low temperature) vessel interlayer deriving structure, and fairlead can be arranged on position narrower in interlayer by it,
And do not influence the volume of inner bag.
Technical scheme is used by the utility model solves its technical problem：
A kind of low-temperature (low temperature) vessel interlayer deriving structure, including inner bag, shell and the vacuum clip between inner bag and shell
Layer, in addition to：
Vacuum insulation set, it is connected with body seal and is connected with vacuum interlayer；
Fairlead, one end are connected with inner bag, and the other end passes shell formed with over-hang part, and the over-hang part is in vacuum insulation
The body of the bending extended to inner bag cold events direction is provided with set.
As the improvement of above-mentioned technical proposal, the inner bag is connected by flange with fairlead, the flange be provided with it is interior
Courage welding first end, with fairlead welding the second end, and insertion first end and the second end through hole, the through hole with it is interior
Courage, fairlead are connected.
Further, second end corresponds to lead to the hole site and is provided with for being connected and can match somebody with somebody with seal cap sealing with fairlead
The bulge loop section of conjunction, second end are additionally provided with the screwed hole for fixing seal lid on the outside of bulge loop section.
Further, the body is provided with the sealing gland section being bent upwards.
Further, the body is in the shape of a spiral.
Further, the body is provided with telescopic bellows.
Further, the body is provided with reclinate bend loss.
Further, connected between the bend loss and sealing gland section by the first straight length, body is in the first straight length both sides
It is respectively arranged with the second straight length being connected with sealing gland section, the 3rd straight length being connected with bend loss, first straight length,
Two straight lengths and the 3rd straight length are laid with equilateral triangle.
Further, second straight length, sealing gland section, the first straight length, bend loss and the 3rd straight length pass through the company of welding
Connect.
Further, the first end is welded in the bottom of inner bag, and the first end sets oriented second concave end and run through
The blowpit of flange, the blowpit connect with through hole.
The beneficial effects of the utility model are：The utility model is connected with body seal by setting and connected with vacuum interlayer
Logical vacuum insulation set, and the body of the bending extended to inner bag cold events direction is set in vacuum insulation set, thus need not
Larger space mounting pipeline is reserved in vacuum interlayer, fairlead can be arranged on to position narrower in interlayer, and do not influence
The volume of inner bag.In addition, being provided with bulge loop section and screwed hole on flange, inner bag is facilitated to enter courage, while it is right before courage to facilitate inner bag to enter
It carries out pressure test, ensures the performance of inner bag；Body is provided with the sealing gland section being bent upwards, and can prevent cryogenic liquid from flowing to valve
Men Duan, reduce heat output, ensure the heat-insulating property of low-temperature (low temperature) vessel.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structural representation of embodiment of the present utility model；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is Fig. 1 upward view；
Fig. 4 is the structural representation of the first embodiment of the body in the utility model；
Fig. 5 is the structural representation of another embodiment of the present utility model；
Fig. 6 is enlarged drawing at B in Fig. 5；
Fig. 7 is Fig. 5 upward view；
Fig. 8 is the side view of the second embodiment of the body in the utility model；
Fig. 9 is the front view of the second embodiment of the body in the utility model；
Figure 10 is the top view of the second embodiment of the body in the utility model；
Figure 11 is the top view of the flange in the utility model；
Figure 12 is the diagrammatic cross-section of the flange in the utility model；
Figure 13 is the structural representation that the flange in the utility model coordinates with closure.
Embodiment
Referring to figs. 1 to Figure 12, a kind of low-temperature (low temperature) vessel interlayer deriving structure of the present utility model, including inner bag 11, shell
12nd, vacuum insulation set 21 and fairlead 22, formed with vacuum interlayer 13, the vacuum insulation between the inner bag 11 and shell 12
Set 21 is tightly connected with shell 12 and connected with vacuum interlayer 13, and described one end of fairlead 22 is connected with inner bag 11, and the other end is worn
Go out shell 12 and be provided with what is extended to the cold events direction of inner bag 11 in vacuum insulation set 21 formed with over-hang part, the over-hang part
The body of bending, reference picture 3 and Fig. 7, the direction of arrow in figure are the direction of the cold events of inner bag 11.The utility model is due to will be curved
Bent body is arranged in the vacuum insulation set 21 being connected with vacuum interlayer 13, thus larger without being reserved in vacuum interlayer 13
Space mounting pipeline, fairlead 22 can be arranged on to position narrower in interlayer, and do not influence the volume of inner bag 11.
Reference picture 1 and Fig. 5, the inner bag 11 are connected by flange 20 with fairlead 22, and reference picture 11 to Figure 13 is described convex
Edge 20 is provided with the first end welded with inner bag 11, the second end welded with fairlead 22, and insertion first end and the second end is logical
Hole 201, the through hole 201 are connected with inner bag 11, fairlead 22.The flange 20 plays a part of transition connection, reduces stress
Concentrate.Enter courage in order to facilitate inner bag 11, while facilitate inner bag 11 to carry out pressure test to it before entering courage, ensure the property of inner bag 11
Can, the flange 20 is provided with the second end, the corresponding position of through hole 201 for being connected with fairlead 22 and can be with seal cap sealing
The bulge loop section 202 of cooperation, second end are additionally provided with the screwed hole 203 for fixing seal lid in the outside of bulge loop section 202.
Before inner bag 11 enters courage, flange 20 is sealed using closure and bolt, you can pressure test easily is carried out to inner bag 11, simultaneously
Because flange 20 protrudes, the surface size of inner bag 11 is shorter, and dismantle closure and bolt easily can pull in shell 12 by inner bag 11
It is interior, and the setting of bulge loop section 202, facilitate the welding of pipeline, ensure welding quality.Preferably, the through hole 201 is at the second end
The installation cavity 2011 for inserting fairlead 22 is provided with, the installation cavity 2011 is provided with inserts depth for positioning fairlead 22
The step of degree.Fairlead 22 is welded again after inserting installation cavity 2011, advantageously ensures that welding quality.The through hole 201 exists
The export mouth 2012 for facilitating medium to draw off is provided with first end, the cross-sectional area of the export mouth 2012 is by first end to
Two ends are gradually reduced.The export mouth 2012 can reduce flow resistance when medium is drawn off, and make medium more smooth when drawing off.It is described
The cross section cocoa of export mouth 2012 is circular or trapezoidal.The first end is welded in the bottom of inner bag 11, and the first end is set
It is equipped with to the second concave end and is connected through the blowpit 204 of flange 20, the blowpit 204 with through hole 201.The blowpit
204 can be such that the medium in inner bag 11 unloads as much as possible totally, and the off-loadable undesired impurities totally remained.
The body is provided with the sealing gland section 221 being bent upwards, can make the cryogenic liquid that is placed in container and valve end by
A stable liquid-gas interface is formed between thermal evaporation gas, prevents cryogenic liquid from flowing to valve end, reduces heat output, is protected
Demonstrate,prove the heat-insulating property of low-temperature (low temperature) vessel.
Reference picture 4, be the utility model in body first embodiment, the shape of the body twist, shape
Into class spring structure, ensure that fairlead 22 there are enough elastic allowances to meet that inner bag 11 fills the contraction required for cold events after liquid
Amount, so as to greatly reduce tensile stress, and then ensure that the connecting portion between fairlead 22 and inner bag 11 not by drawing crack.It is excellent
Selection of land, the body are that whole piece stainless steel tube is bent, its bend after be shaped as after two elongated circle sections that both ends are to going out, two
Individual elongated circle section forms two sealing gland sections 221, allows fairlead 22 to produce dual sealing gland effect, adds the length of fairlead 22
Degree, greatly reduces heat output, ensure that the good heat-insulating property of low-temperature (low temperature) vessel.
Reference picture 8 is to Figure 10, and for the second embodiment of the body in the utility model, the body is provided with scalable
Bellows 222, ensure that fairlead 22 has enough elastic allowances to meet that inner bag 11 fills the contraction required for cold events after liquid
Amount, so as to greatly reduce tensile stress, and then ensure that the connecting portion between fairlead 22 and inner bag 11 not by drawing crack.Institute
State body and be provided with reclinate bend loss 223, extend length of the body in vacuum insulation set 21, reduce heat output, protect
Demonstrate,prove the heat-insulating property of low-temperature (low temperature) vessel.Connected between the bend loss 223 and sealing gland section 221 by the first straight length 224, body exists
The both sides of first straight length 224 be respectively arranged with the second straight length 225 being connected with sealing gland section 221, be connected with bend loss 223
Three straight lengths 226, first straight length 224, the second straight length 225 and the 3rd straight length 226 are laid with equilateral triangle, both
The aesthetic property of fairlead 22 is improved, causes that pipe structure is compact again, small volume.Preferably, second straight length 225, sealing gland
The 221, first straight length 224 of section, the straight length 226 of bend loss 223 and the 3rd are by being welded to connect.Relative to the body integrally bent
Structure, 22 groups of fairlead can be greatly reduced to covering the size in 21 to vacuum insulation, so as to reduce the size of vacuum insulation set 21,
Mitigate weight of the present utility model.For convenience by the utility model group to on low-temperature (low temperature) vessel, the bellows 222 is arranged at
On 3rd straight length 226.Certainly, the bellows 222 can also be set to the first straight length 224, the second straight length 225, gas
Seal on the either segment in section 221 or bend loss 223.
The perforation 121 passed through for fairlead 22 is offered outside the shell 12, for reinforcement shell 12, the shell 12 exists
Shell stiffening ring 14, the shell stiffening ring 14 and the welding of vacuum insulation set 21 are welded with around perforation 121, first, can serve
The effect of the reinforcement for openings of shell 12, second, weld strength can be increased and ensure welding quality.Reference picture 2, when vacuum separation sleeve 21
Appearance and size it is larger when, vacuum insulation set 21 after the overlap joint of shell 12 with welding；Reference picture 6, when vacuum separation sleeve 21
When appearance and size is smaller, welded again with shell 12 after the vacuum insulation insertion perforation 121 is interior, to increase weld strength and guarantee
Welding quality.
The fairlead 22 was served by exporting reinforced pipe 23 and the welding of vacuum insulation set 21, the outlet reinforced pipe 23
Cross connection function, as far as possible reduce because of structural mutation and caused by local stress, while weld strength can be increased and ensure to weld
Connect quality.
Interlayer deriving structure of the present utility model, can be applied not only to horizontal cryogenic vessel, can also be applied to vertical
Low-temperature (low temperature) vessel, the less low-temperature (low temperature) vessel of spacing between the outside head of the interior end socket and shell 12 that are equally applicable to inner bag 11.
In description of the present utility model, term " first ", " second " are only used for describing purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " are defined
One or more this feature can be expressed or be implicitly included to feature.In description of the present utility model, " multiples' "
It is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
It is further to note that each specific technical characteristic described in above-mentioned embodiment, not
In the case of contradiction, it can be combined by any mode, helically the body of shape may also set up bellows 222, to carry
Deformable surplus of high body etc., for unnecessary repetition, the utility model is not said separately to various combinations of possible ways
It is bright, certainly, it can also be combined between different embodiments, without departing from creation thought of the present utility model.
Above example is only not limited to illustrate the technical solution of the utility model, all without departing from this
Any modification of utility model spirit and scope or equivalent substitution, it all should cover the scope in technical solutions of the utility model
It is interior.
Claims (10)
1. a kind of low-temperature (low temperature) vessel interlayer deriving structure, including inner bag, shell and the vacuum interlayer between inner bag and shell,
Characterized in that, also include：
Vacuum insulation set, it is connected with body seal and is connected with vacuum interlayer；
Fairlead, one end are connected with inner bag, and the other end passes shell formed with over-hang part, and the over-hang part is in vacuum insulation set
It is provided with the body of the bending extended to inner bag cold events direction.
A kind of 2. low-temperature (low temperature) vessel interlayer deriving structure according to claim 1, it is characterised in that：The inner bag passes through convex
Edge is connected with fairlead, and the flange is provided with the first end with inner bag welding, the second end with fairlead welding, and insertion first
End and the through hole at the second end, the through hole are connected with inner bag, fairlead.
A kind of 3. low-temperature (low temperature) vessel interlayer deriving structure according to claim 2, it is characterised in that：Second end is corresponding
Lead to the hole site is provided with the bulge loop section for being connected and can coordinate with seal cap sealing with fairlead, and second end is in bulge loop section
Outside is additionally provided with the screwed hole for fixing seal lid.
A kind of 4. low-temperature (low temperature) vessel interlayer deriving structure according to claim 1, it is characterised in that：The body is provided with
The sealing gland section being bent upwards.
A kind of 5. low-temperature (low temperature) vessel interlayer deriving structure according to claim 4, it is characterised in that：The body is helically
Shape.
A kind of 6. low-temperature (low temperature) vessel interlayer deriving structure according to claim 4, it is characterised in that：The body is provided with
Telescopic bellows.
A kind of 7. low-temperature (low temperature) vessel interlayer deriving structure according to claim 6, it is characterised in that：The body is provided with
Reclinate bend loss.
A kind of 8. low-temperature (low temperature) vessel interlayer deriving structure according to claim 7, it is characterised in that：The bend loss and gas
Seal between section by the connection of the first straight length, it is straight that body is respectively arranged with second to be connected with sealing gland section in the first straight length both sides
Pipeline section, the 3rd straight length being connected with bend loss, first straight length, the second straight length and the 3rd straight length are with equilateral triangle
Shape is laid.
A kind of 9. low-temperature (low temperature) vessel interlayer deriving structure according to claim 8, it is characterised in that：Second straight tube
Section, sealing gland section, the first straight length, bend loss and the 3rd straight length are by being welded to connect.
A kind of 10. low-temperature (low temperature) vessel interlayer deriving structure according to claim 2, it is characterised in that：The first end weldering
The bottom of inner bag is connected to, the first end sets oriented second concave end and through the blowpit of flange, and the blowpit is with leading to
Hole connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720490714.4U CN206770970U (en) | 2017-05-04 | 2017-05-04 | A kind of low-temperature (low temperature) vessel interlayer deriving structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720490714.4U CN206770970U (en) | 2017-05-04 | 2017-05-04 | A kind of low-temperature (low temperature) vessel interlayer deriving structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206770970U true CN206770970U (en) | 2017-12-19 |
Family
ID=60650170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720490714.4U Active CN206770970U (en) | 2017-05-04 | 2017-05-04 | A kind of low-temperature (low temperature) vessel interlayer deriving structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206770970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107120521A (en) * | 2017-05-04 | 2017-09-01 | 广东建成机械设备有限公司 | A kind of low-temperature (low temperature) vessel interlayer deriving structure |
-
2017
- 2017-05-04 CN CN201720490714.4U patent/CN206770970U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107120521A (en) * | 2017-05-04 | 2017-09-01 | 广东建成机械设备有限公司 | A kind of low-temperature (low temperature) vessel interlayer deriving structure |
| CN107120521B (en) * | 2017-05-04 | 2023-08-04 | 广东建成机械设备有限公司 | Sandwich leading-out structure for low-temperature container |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104235594B (en) | Horizontal double-layer buried storage tank | |
| CN206770970U (en) | A kind of low-temperature (low temperature) vessel interlayer deriving structure | |
| CN107120521A (en) | A kind of low-temperature (low temperature) vessel interlayer deriving structure | |
| CN206890077U (en) | It is a kind of be provided with put the horizontal cryogenic vessel of pipeline | |
| CN104235595B (en) | The horizontal buried basin of bilayer | |
| CN203431479U (en) | Low-temperature storage tank | |
| CN203404596U (en) | Horizontal dual-layer underground storage tank | |
| CN206890079U (en) | A kind of low-temperature (low temperature) vessel interlayer fairlead | |
| CN107270117A (en) | It is a kind of be provided with put the horizontal cryogenic vessel of pipeline | |
| CN208900782U (en) | A kind of verifying attachment of in-line relief valve | |
| CN205781453U (en) | HDPE internal-rib PP strengthens helical bellows | |
| CN208398393U (en) | Electric heater and anti-electricity wall | |
| CN209638560U (en) | A kind of aluminum alloy dual-metal pipe fitting | |
| CN205533069U (en) | Low -temperature pump pool | |
| CN208764480U (en) | A kind of high-strength composite pipeline | |
| CN207246625U (en) | The connector and connection system of a kind of hose and equipment | |
| CN206398155U (en) | One kind welding tap | |
| CN205332525U (en) | Interior coil pipe pressure -bearing formula heat pump hot water storage tank | |
| CN206453682U (en) | Water dispenser evaporator copper pipe and water dispenser | |
| CN206072755U (en) | Deep cooling vacuum insulation vessel sealing gland pipeline | |
| CN220540526U (en) | Heat preservation water pipe coupling mechanism | |
| CN202807549U (en) | Connecting tube extracting device of low-temperature vessel | |
| CN202188259U (en) | Novel nonmetal compensator for pipeline | |
| CN205101852U (en) | LNG sled is adorned storage tank and is installed LNG sled dress gas station of this storage tank | |
| CN213018886U (en) | Cable cabin-penetrating connector for liquefied natural gas tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |