CN107228273A - low-temperature storage tank - Google Patents
low-temperature storage tank Download PDFInfo
- Publication number
- CN107228273A CN107228273A CN201610653530.5A CN201610653530A CN107228273A CN 107228273 A CN107228273 A CN 107228273A CN 201610653530 A CN201610653530 A CN 201610653530A CN 107228273 A CN107228273 A CN 107228273A
- Authority
- CN
- China
- Prior art keywords
- support member
- cylinder body
- storage tank
- outer cylinder
- low
- 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.)
- Granted
Links
- 239000011229 interlayer Substances 0.000 claims abstract description 52
- 239000011148 porous material Substances 0.000 claims abstract description 19
- 239000010410 layer Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000032258 transport Effects 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
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/001—Thermal insulation specially adapted for cryogenic vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/03—Thermal insulations
- F17C2203/0391—Thermal insulations by vacuum
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides a kind of low-temperature storage tank.Low-temperature storage tank includes outer cylinder body, inner barrel, support member and attachment structure.Outer cylinder body offers via.Inner barrel be contained in outer cylinder body and with outer cylinder body interval and form the first interlayer.The medial extremity of support member is connected on the lateral wall of inner barrel, and outboard end passes through via, and support member offers interconnected first through hole and the second through hole, and first through hole is connected with the first interlayer.Attachment structure is fixed on the outside of outer cylinder body and sealing via.Attachment structure includes support cap and lid, cap is supported to be provided with accepting groove towards the side of support member, the outboard end of support member is contained in accepting groove, intercommunicating pore is opened up on support cap, intercommunicating pore is connected with the second through hole, lid is located at the outside of support cap to seal intercommunicating pore, and lid forms the second interlayer with supporting cap interval, and the second interlayer is conducted with the first interlayer.
Description
Technical field
The present invention relates to pressure vessel technology field, more particularly to a kind of low-temperature storage tank.
Background technology
Low temperature tank body refers to less than -150 DEG C media of storage boiling temperature（Such as liquid nitrogen, liquid oxygen, liquid argon, liquefied natural gas）'s
A kind of container with bilayer structure.Low temperature tank body can be placed in a certain fixed location as fixed container, can also be used as portable appearance
Device, on the means of transports such as car, ship, cryogenic media is transported with means of transport.Low temperature tank body is in interior container and shell
Between supporting construction mostly using pulling belt structure, hanging rod structure, hoist cable structure etc..
Supporting construction mainly includes front and rear two groups of radial supports, the mezzanine space formed between inner pressurd vessel and shell
It is interior, along the circumferential direction arranged by certain angle.Because liquid in inner canister can be by the contact position of supporting construction and inner canister
Heat transfer is directly carried out, and because the contact point of supporting construction and inner canister is multiple, transmission of heat by contact area is big.The length of supporting construction
Degree is shorter, and inner pressurd vessel and the distance between shell are shorter, and heat transfer is fast, causes this structure type to have in heat-insulating property very big
Defect.According to calculating, supporting construction leakage heat accounts for 40% or so of the whole leaking heats of tank body.
For improve vacuum thermal insulation low temperature tank body heat-insulating property, the method generally used be increase supporting construction support it is long
Degree and the contact area for reducing inner pressurd vessel and shell, but both approaches are because of the shadow by bulk and tank body mass parameter
Ring, limited is acted on to the heat-insulating property for improving low temperature tank body.
The content of the invention
It is an object of the invention to provide a kind of preferable low-temperature storage tank of heat-insulating property.
A kind of low-temperature storage tank, including：
Outer cylinder body, offers via；
Inner barrel, be contained in the outer cylinder body and with the outer cylinder body interval and form the first interlayer；
Support member, its one end is connected on the lateral wall of the inner barrel, and the end is medial extremity, and the other end is outboard end, described
Outboard end passes through the via, and the support member offers interconnected first through hole and the second through hole, the first through hole
Connected with first interlayer；
Attachment structure, is fixed on the outside of the outer cylinder body and seals the via, the attachment structure includes support cap and lid
Body, the support cap is provided with accepting groove towards the side of the support member, and the outboard end of the support member is contained in the collecting
In groove, intercommunicating pore is opened up on the support cap, the intercommunicating pore is connected with second through hole, and the lid is located at the support
The outside of cap forms the second interlayer to seal the intercommunicating pore, the lid and the support cap interval, second interlayer
It is conducted by the intercommunicating pore, second through hole and first intercommunicating pore and first interlayer.
In a wherein embodiment, provided with thermal insulation between the outer surface of the inner surface of the lid and the support cap
Layer.
In a wherein embodiment, the outside that the support cap protrudes from the outer cylinder body is set, the accepting groove
The distance between bottom and the inner barrel are more than the thickness of first interlayer.
In a wherein embodiment, the support cap includes being arranged on the side wall at the via and is connected to the side
The end wall of wall one end, the side wall and the end wall enclose the composition accepting groove, the end face of the outboard end of the support member with
The end wall inner face of the support cap is abutted against.
There is gap in a wherein embodiment, and between the side wall inner surfaces of the support member and the support cap,
The gap is connected with first interlayer.
In a wherein embodiment, the side wall inner surfaces of the support cap are arranged with platform close to the position ring of the end wall
Rank portion, the stage portion is protruded towards the inner side of the accepting groove, and the stage portion surround and surrounds a stopper slot, the support member
Outboard end be installed in the stopper slot.
In a wherein embodiment, the cap portion covers the outer surface of the support cap, the support cap and institute
Outer cylinder body is stated to be welded to connect.
In a wherein embodiment, the wall outer surface of the support cap, which surround to be provided with, to be used for and outer cylinder body welding
Convex edge, and the openend of the lid is welded on the convex edge.
In a wherein embodiment, the lid be completely covered it is described support cap outer surface, the lid with it is described
Outer cylinder body is welded to connect.
In a wherein embodiment, the support cap is welded to connect with the outer cylinder body, the end face of the lid and institute
The lateral wall for stating outer cylinder body is abutted against, and is welded to connect.
In a wherein embodiment, the support member is hollow tubular, and the first through hole is opened in the support member
Side wall on, the hollow cavity of the support member constitutes second through hole.
In a wherein embodiment, the support member is solid cylinder, and the first through hole is opened in the support member
Side wall on, on the end face for the outboard end that second through hole extends to support member.
In a wherein embodiment, the first through hole is multiple, and multiple first through hole are along the support member
Side wall ring is around setting.
In a wherein embodiment, the lateral wall of the outer cylinder body is provided with outer stiffening plate, institute around the via
The lateral wall for stating outer stiffening plate and the outer cylinder body is welded.
In a wherein embodiment, lateral wall and the via relative position of the inner barrel are provided with interior stiffening plate, institute
The lateral wall for stating interior stiffening plate and the inner barrel is welded.
In above-mentioned low-temperature storage tank, the support member that heat is passed through on inner barrel is delivered to the connection on the outside of outer cylinder body
In structure, due to forming the second interlayer between the support cap and lid of attachment structure.Also, the second interlayer and inner barrel and outer barrel
The first interlayer conducting between body.When the first interlayer is vacuum state, then the second interlayer is also at vacuum state.Connection
Second interlayer of structure makes the heat conduction distance increase that inner barrel is delivered between outer cylinder body, so that heat is more difficult to pass through the of vacuum
Two interlayers, are delivered to the outermost layer of attachment structure, effectively reduce leakage heat, improve the heat-insulating property of low-temperature storage tank.
Brief description of the drawings
Fig. 1 is the low-temperature storage tank partial schematic diagram of present embodiment；
Fig. 2 is the structural representation of the support member of low-temperature storage tank according to Fig. 1；
Fig. 3 is the structural representation of another embodiment of low-temperature storage tank according to Fig. 1；
Fig. 4 is the partial enlarged drawing of the part A of low-temperature storage tank according to Fig. 1；
Fig. 5 is the structural representation of another embodiment of low-temperature storage tank according to Fig. 1
Fig. 6 is the structural representation of another embodiment of low-temperature storage tank according to Fig. 1.
Description of reference numerals is as follows：11st, outer cylinder body；110th, via；111st, outer stiffening plate；12nd, inner barrel；121st, it is interior to mend
Strong plate；13rd, support member；131st, medial extremity；132nd, outboard end；133rd, first through hole；134th, the second through hole；14th, attachment structure；
15th, the first interlayer；16th, cap is supported；161st, accepting groove；162nd, intercommunicating pore；163rd, side wall；164th, end wall；165th, gap；166th, platform
Rank portion；167th, convex edge；17th, lid；171st, cylinder；172nd, capping；18th, the second interlayer；19th, heat insulation layer.
Embodiment
Embodying the exemplary embodiment of feature of present invention and advantage will describe in detail in the following description.It should be understood that
The present invention can have various changes in different embodiments, and it is neither departed from the scope of the present invention, and theory therein
Bright and diagram is treated as purposes of discussion in itself, and is not used to the limitation present invention.
Referring to Fig. 1, the present invention provides a kind of low-temperature storage tank for liquid gas storage and transportation equipment.Liquid gas storing is set
Standby can be liquid gas truck tank, liquid gas pot type container.Above-mentioned low-temperature storage tank is for storing, transport liquefied gases
Body.
The low-temperature storage tank of present embodiment includes outer cylinder body 11, inner barrel 12, support member 13 and attachment structure 14.
Outer cylinder body 11 offers via 110.Specifically, the lateral wall of outer cylinder body 11 is mended around via 110 provided with outer
Strong plate 111, the lateral wall of outer stiffening plate 111 and outer cylinder body 11 is welded.
Inner barrel 12 is contained in outer cylinder body 11.The lateral wall of inner barrel 12 is mended with the relative position of via 110 provided with interior
Strong plate 121, the lateral wall of interior stiffening plate 121 and inner barrel 12 is welded.Inner barrel 12 is spaced with outer cylinder body 11 and forms the first folder
Layer 15.To ensure the effect of heat insulation of inner barrel 12, the first interlayer 15 is generally vacuumized, in vacuum state.
Its one end of support member 13 is connected on the lateral wall of inner barrel 12, and the end is medial extremity 131, and the other end is outboard end
132, outboard end 132 passes through via 110.Support member 13 offers the interconnected through hole 134 of first through hole 133 and second, the
One through hole 133 is connected with the first interlayer 15.Referring to Fig. 2, specifically, first through hole 133 is multiple, multiple first through hole 133
Around on the side wall of support member 13, make the uniform conducting of 13 and first interlayer of support member 15.
Specifically in the present embodiment, support member 13 is hollow tubular, and first through hole 133 is opened in the side wall of support member 13
On, the hollow cavity of support member 13 constitutes the second through hole 134.
Referring to Fig. 3, in other embodiments, support member 13 is solid cylinder, first through hole 133 is opened in support member
On 13 side wall, the second through hole 134 is extended on the end face of outboard end 132 of support member 13.Passage is offered on support member 13,
The both ends open of passage is respectively the through hole 134 of first through hole 133 and second.Passage can be linear pattern, or broken line type,
As long as the end face of the first interlayer of conducting 15 and the outboard end 132 of support member 13 can be arrived.
Attachment structure 14 is fixed at the outside of outer cylinder body 11 and sealing via 110.Attachment structure 14 include support cap 16 and
Lid 17.Cap 16 is supported to be provided with accepting groove 161 towards the side of support member 13, the outboard end 132 of support member 13 is contained in collecting
In groove 161.
Intercommunicating pore 162 is opened up on support cap 16, intercommunicating pore 162 is connected with the second through hole 134.
Lid 17 is located at the outside of support cap 16.Lid 17 is spaced with support cap 16 and forms the second interlayer 18.Lid 17
The outside of support cap 16 is covered in, intercommunicating pore 162 is turned on the second interlayer 18, and intercommunicating pore 162 is sealed by lid 17, made
Second interlayer 18 is a sealing space.
Also, by the first through hole 133 of support member 13, the second through hole 134 and the intercommunicating pore 162 for supporting cap 16, make the
Two interlayers 18 are conducted with the first interlayer 15.
In above-mentioned low-temperature storage tank, the support member 13 that heat is passed through on inner barrel 12 is delivered to located at the outside of outer cylinder body 11
Attachment structure 14 on, due to forming the second interlayer 18 between the support cap 16 and lid 17 of attachment structure 14.Also, the second folder
Layer 18 is turned on the first interlayer 15.When the first interlayer 15 is vacuum state, then the interlayer of the second interlayer 18 is also at vacuum
State.Second interlayer 18 of attachment structure 14 makes the heat conduction distance increase that inner barrel 12 is delivered between outer cylinder body 11, so that hot
More difficult the second interlayer 18 by vacuum is measured, the outermost layer of attachment structure 14 is delivered to, leakage heat is effectively reduced, improves low-temperature storage tank
Heat-insulating property.
Referring to Fig. 4, specifically in the present embodiment, support cap 16 includes being arranged on the side wall 163 at via 110 and connected
It is connected on the end wall 164 of the one end of side wall 163.Side wall 163 and end wall 164 enclose composition accepting groove 161.It can be circle to support cap 16
Shape, square or other shapes.Therefore, side wall 163 can be annular sidewall 163, square frame-shaped or other shapes.
The outside that support cap 16 protrudes from outer cylinder body 11 is set, the distance between the bottom of accepting groove 161 and inner barrel 12
More than the thickness of the first interlayer 15.Support cap 16 protrudes from outer cylinder body 11, adds between support member 13 and attachment structure 14
The distance of heat conduction.Therefore, under conditions of identical leaking heat, the length of support member 13 can be shortened, it is limited for appearance and size
The product of system, it is possible to increase the diameter of inner barrel 12, increases volume, improves the market competitiveness.Also, in the condition of identical leaking heat
Under, the sectional area of support member 13 is increased, support member 13 can be made preferably to bear shear stress in use, safety is increased
Coefficient.
The end face of the outboard end 132 of support member 13 is with supporting the inner face of end wall 164 of cap 16 to abut against.And support member 13 and branch
There is gap 165 between the inner surface of side wall 163 for supportting cap 16, gap 165 is connected with the first interlayer 15.Due to gap 165, then prop up
The inner face of side wall 163 of the lateral wall of support member 13 with supporting cap 16 does not contact with each other, and reduces support member 13 and is contacted with support cap 16
Locate direct heat conduction.Also, gap 165 is connected with the first interlayer 15, then when the first interlayer 15 is in vacuum state, gap
165 be also vacuum, improves the thermal insulation between support member 13 and the side wall inner surfaces for supporting cap 16.
Specifically in the present embodiment, the side wall inner surfaces of support cap 16 are arranged with step close to the position ring of end wall 164
Portion 166, stage portion 166 is protruded towards the inner side of accepting groove 161.Stage portion 166, which is surround, surrounds a stopper slot, outside support member 13
Side 132 is installed in stopper slot.The then outboard end 132 of support member 13 and stopper slot phase clamping, to prevent the outer of support member 13
Side 132 is rocked in stopper slot, limited support part 13.
Specifically in the present embodiment, the shape of lid 17 is with supporting the shape of cap 16 to be adapted.Lid 17 can be circle
Shape, square or other shapes.Lid 17 includes surrounding the cylinder 171 of the wall outer surface of support cap 16 and is connected to cylinder 171
The capping 172 of one end.
The outer surface of the part of lid 17 covering support cap 16, support cap 16 is welded to connect with outer cylinder body 11.Support cap 16
Wall outer surface is around the convex edge 167 being provided with for being welded with outer cylinder body 11, and the openend of lid 17 is welded in convex edge 167
On.
Specifically, convex edge 167 is located at the end of the openend of the support side wall 163 of cap 16.Convex edge 167 can also be located at support
The middle part of the outside of the side wall 163 of cap 16 or other positions.The cylinder 171 of lid 17 and the welding position of convex edge 167, Ke Yiwei：
The end face of the openend of cylinder 171 and convex edge 167 between the surface of the side of lid 17, or, the medial surface of cylinder 171 with
Between the lateral wall of convex edge 167.Therefore, as long as convex edge 167 can provide welding job platform, convenient support cap 16 and outer cylinder body
11 welding, the welding of lid 17 and support cap 16.
Also, the height of convex edge 167 is identical with the thickness of cylinder 171 of lid 17, so that cylinder 171 and convex edge 167 is outer
Side wall is located on same surface, the junction is smoothly transitted, it is to avoid foreign impacts, causes support member 13 or support cap 16
Damage.
In other embodiments, convex edge 167 can be omitted, and the side wall 163 of support cap 16 is directly welded with outer cylinder body 11.
The cylinder 171 of lid 17 is directly welded on the wall outer surface of support cap 16.
Specifically in the present embodiment, set between the inner surface of the lid 17 of attachment structure 14 and the outer surface for supporting cap 16
There is heat insulation layer 19.Heat insulation layer 19 is provided with i.e. in the space of the second interlayer 18.The thickness of heat insulation layer 19 is less than or equal to the second interlayer
The thickness in 18 space, it is ensured that lid 17.Heat insulation layer 19 is made up of heat-insulating material.Heat insulation layer 19 can be reduced effectively Lou
Heat, and the harm such as radiation can be reduced.
Referring to Fig. 5, in other embodiments, lid 17 is completely covered the outer surface of support cap 16, lid 17 with it is outer
Cylinder 11 is welded to connect.When supporting cap 16 to be located at convex edge 167, end face and the outer cylinder body 11 of the cylinder 171 of lid 17 are welded
Connect, and the medial surface of cylinder 171 can also be welded with convex edge 167, to strengthen connected between lid 17 and support cap 16 steady
It is qualitative.
The second interlayer 18 is formed between the outer surface of inner surface and support cap 16 away from the side of convex edge 167 of lid 17.Absolutely
Thermosphere 19 is located between the outer surface of the inner surface of lid 17 and support cap 16 away from the side of convex edge 167.
Referring to Fig. 6, in other embodiments, support cap 16 is welded to connect with outer cylinder body 11.The end face of lid 17 with
The lateral wall of outer cylinder body 11 is abutted against, and is welded to connect.Support cap 16 is welded with lid 17 with outer cylinder body 11, to strengthen connection
The stability that structure 14 is connected with outer cylinder body 11, prevents foreign impacts, causes attachment structure 14 to depart from outer cylinder body 11.
The second interlayer 18 is formed between the inner surface of lid 17 and the outer surface for supporting cap 16.Heat insulation layer 19 is located at lid 17
Inner surface and support cap 16 outer surface between.
On attachment structure 14 and the connected mode of outer cylinder body 11, above-mentioned several embodiments are not limited to, as long as connection knot
Structure 14 can be fixed at the outside of outer cylinder body 11.
Although describing the present invention with reference to several exemplary embodiments, it is to be understood that, term used be explanation and
Exemplary and nonrestrictive term.Due to the present invention can be embodied in a variety of forms without departing from invention spirit or
Essence, it should therefore be appreciated that above-mentioned embodiment is not limited to any foregoing details, and should be limited in appended claims
Widely explained in spirit and scope, thus the whole changes fallen into claim or its equivalent scope and remodeling all should be with
Attached claim is covered.
Claims (15)
1. a kind of low-temperature storage tank, it is characterised in that including：
Outer cylinder body, offers via；
Inner barrel, be contained in the outer cylinder body and with the outer cylinder body interval and form the first interlayer；
Support member, its one end is connected on the lateral wall of the inner barrel, and the end is medial extremity, and the other end is outboard end, described
Outboard end passes through the via, and the support member offers interconnected first through hole and the second through hole, the first through hole
Connected with first interlayer；
Attachment structure, is fixed on the outside of the outer cylinder body and seals the via, the attachment structure includes support cap and lid
Body, the support cap is provided with accepting groove towards the side of the support member, and the outboard end of the support member is contained in the collecting
In groove, intercommunicating pore is opened up on the support cap, the intercommunicating pore is connected with second through hole, and the lid is located at the support
The outside of cap forms the second interlayer to seal the intercommunicating pore, the lid and the support cap interval, second interlayer
It is conducted by the intercommunicating pore, second through hole and first intercommunicating pore and first interlayer.
2. low-temperature storage tank according to claim 1, it is characterised in that the inner surface of the lid is outer with the support cap
Heat insulation layer is provided between surface.
3. low-temperature storage tank according to claim 1, it is characterised in that the support cap protrudes from the outside of the outer cylinder body
Set, the distance between the bottom of the accepting groove and the inner barrel are more than the thickness of first interlayer.
4. low-temperature storage tank according to claim 1, it is characterised in that the support cap includes being arranged at the via
Side wall and the end wall for being connected to described side wall one end, the side wall and the end wall enclose the composition accepting groove, the support
The end wall inner face of the end face of the outboard end of part and the support cap is abutted against.
5. low-temperature storage tank according to claim 4, it is characterised in that the support member and table in the side wall of the support cap
There is gap between face, the gap is connected with first interlayer.
6. low-temperature storage tank according to claim 4, it is characterised in that the side wall inner surfaces of the support cap are close to the end
The position ring of wall is arranged with stage portion, and the stage portion is protruded towards the inner side of the accepting groove, and the stage portion surround and surrounded
One stopper slot, the outboard end of the support member is installed in the stopper slot.
7. low-temperature storage tank according to claim 1, it is characterised in that the appearance of the cap portion covering support cap
Face, the support cap is welded to connect with the outer cylinder body.
8. low-temperature storage tank according to claim 7, it is characterised in that the wall outer surface of the support cap is around provided with use
It is welded in the openend of the convex edge welded with the outer cylinder body, and the lid on the convex edge.
9. low-temperature storage tank according to claim 1, it is characterised in that the appearance of the support cap is completely covered in the lid
Face, the lid is welded to connect with the outer cylinder body.
10. low-temperature storage tank according to claim 1, it is characterised in that the support cap is welded to connect with the outer cylinder body,
The lateral wall of the end face of the lid and the outer cylinder body is abutted against, and is welded to connect.
11. low-temperature storage tank according to claim 1, it is characterised in that the support member is hollow tubular, described first leads to
Hole is opened on the side wall of the support member, and the hollow cavity of the support member constitutes second through hole.
12. low-temperature storage tank according to claim 1, it is characterised in that the support member is solid cylinder, described first leads to
Hole is opened on the side wall of the support member, on the end face for the outboard end that second through hole extends to support member.
13. low-temperature storage tank according to claim 1, it is characterised in that the first through hole be it is multiple, multiple described first
Side wall ring of the through hole along the support member is around setting.
14. low-temperature storage tank according to claim 1, it is characterised in that the lateral wall of the outer cylinder body is in the via
Surrounding is provided with outer stiffening plate, and the lateral wall of the outer stiffening plate and the outer cylinder body is welded.
15. low-temperature storage tank according to claim 1, it is characterised in that the lateral wall of inner barrel position relative with via
Put place and be provided with interior stiffening plate, the lateral wall of the interior stiffening plate and the inner barrel is welded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610653530.5A CN107228273B (en) | 2016-08-09 | 2016-08-09 | Low-temperature storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610653530.5A CN107228273B (en) | 2016-08-09 | 2016-08-09 | Low-temperature storage tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107228273A true CN107228273A (en) | 2017-10-03 |
| CN107228273B CN107228273B (en) | 2023-07-25 |
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ID=59932110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610653530.5A Active CN107228273B (en) | 2016-08-09 | 2016-08-09 | Low-temperature storage tank |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975674A (en) * | 2017-11-30 | 2018-05-01 | 丹阳市利旺车辆部件有限公司 | A kind of shockproof LNG gas cylinders |
| CN108253284A (en) * | 2017-11-30 | 2018-07-06 | 丹阳市利旺车辆部件有限公司 | A kind of antidetonation LNG gas cylinders |
| CN112393109A (en) * | 2020-12-04 | 2021-02-23 | 连云港中远海运特种装备制造有限公司 | Low-temperature heat-insulating container with anti-eccentricity mechanism |
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