CN208963802U - A kind of cryogenic liquid transfer cask of included buffer system - Google Patents
A kind of cryogenic liquid transfer cask of included buffer system Download PDFInfo
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- CN208963802U CN208963802U CN201821825769.7U CN201821825769U CN208963802U CN 208963802 U CN208963802 U CN 208963802U CN 201821825769 U CN201821825769 U CN 201821825769U CN 208963802 U CN208963802 U CN 208963802U
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- cryogenic liquid
- buffer
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Abstract
The utility model belongs to cryogenic liquid technical field of transportation, disclose a kind of cryogenic liquid transfer cask of included buffer system, including inner canister, insulating layer and the outer tank set gradually from inside to outside, inner and outer tank are made of low temperature resistant steel, internal damping layer is provided between insulating layer and outer tank, outer buffer layer is provided on the outer wall of outer tank, outer buffer layer includes buffer unit, hard shell and the caoutchouc layer being filled between hard shell and outer tank；Buffer unit includes external buffer spring, push rod groove, push rod protrusion and push rod, one end of push rod and outer tank are welded, the other end of push rod is fixedly connected with push rod protrusion, and push rod protrusion is slidably arranged in push rod groove, and the outer surface of the bottom wall of push rod groove is fixedly connected with hard shell.Utility model has the advantages that, so that the tank body is able to bear certain impact force, reducing the probability of tank body damage by setting internal damping layer and outer buffer layer, increasing its Transport Safety in tank body transportational process.
Description
Technical field
The utility model belongs to cryogenic liquid technical field of transportation, and in particular to a kind of cryogenic liquid of included buffer system
Transfer cask.
Background technique
It is low to be generally used to storage and transportation liquid oxygen, liquid nitrogen, liquid argon, liquid hydrogen, liquid helium, liquefied natural gas (LNG) etc. for cryogenic liquid storage tank
Geothermal liquid and liquid CO 2.
Presently used storage tank, including such as Types Below: it is general using accumulation insulation one is single appearance tank, it is applied with cold insulation
Material, this cold insulation effect is general, and advantage is that structure is simple, easy to maintain, cheap；Another kind is outer tank in being arranged,
Inner canister uses low temperature resistant stainless steel, and outer tank is common iron, according to layer vacuum, the thermal coefficient of heat-insulating material, particle
Diameter and density and arrangement mode etc. are again there are many tank body of type, such as the tank body of high vacuum interlayer, and condition of high vacuum degree can be with
The effectively conduction and convection current of isolation heat, but due to the more difficult acquisition of condition of high vacuum degree, manufacturing cost is relatively high, the application of this tank body
Not extensively；Therefore, in interlayer vacuum-pumping and fill cold insulation material as a kind of mainstream pot, the advantages of this pot
In vacuum level requirements are small, are simple to manufacture, and are aided with suitable cold insulation material and properly arrange, and can reach preferable cold insulation effect
Fruit.
Double-layer storage tank has following defects in actual use: tank body is highly prone to jolt in transportational process, and inner canister is once
It cracks, outer tank will crack.To the outer tank using ordinary carbon steel production, it is difficult to which pressure-bearing and ultralow temperature, what is stored in tank is low
Geothermal liquid once leaks, and surrounding massive liquid is caused to accumulate, then easily causes the major accidents such as asphyxia, frostbite and explosion.
Utility model content
In order to solve the above problems existing in the present technology, the utility model aim is to provide a kind of included buffer system
It unites, prevent in transportational process because of the cryogenic liquid transfer cask burst that jolts.
The technology employed by the present utility model is
A kind of cryogenic liquid transfer cask of included buffer system, including set gradually from inside to outside inner canister, insulating layer and
Outer tank, the inner and outer tank are made of low temperature resistant steel, and internal damping layer is provided between the insulating layer and the outer tank,
Outer buffer layer is provided on the outer wall of the outer tank, the outer buffer layer includes buffer unit, hard shell and filling
Caoutchouc layer between the hard shell and the outer tank；The buffer unit includes that external buffer spring, push rod are recessed
Slot, push rod protrusion and push rod, one end of the push rod and the outer tank are welded, the other end of the push rod and push rod protrusion
It is fixedly connected, the push rod protrusion is slidably arranged in the push rod groove, the outer surface of the bottom wall of the push rod groove and institute
Hard shell is stated to be fixedly connected.
Specifically, the cryogenic liquid transfer cask of above-mentioned included buffer system, the quantity of the external buffer spring is two,
It is separately positioned on the both ends of the push rod protrusion.
Specifically, the cryogenic liquid transfer cask of above-mentioned included buffer system, further includes annular welds fitting, the annular solder
Part covers one end in the push rod and welds with one end of the push rod, and the outer wall of the annular welds fitting is close to the outer tank
Position is arc.
Specifically, the cryogenic liquid transfer cask of above-mentioned included buffer system, multiple buffer units are provided in the outer tank.
Specifically, the cryogenic liquid transfer cask of above-mentioned included buffer system, the internal damping layer is made of natural rubber.
Specifically, the cryogenic liquid transfer cask of above-mentioned included buffer system, further includes internal damping spring, the inside is slow
Spring is rushed across the internal damping layer, one end of the internal damping spring is connect with the outer surface of the insulating layer, described
The other end of internal damping spring is fixedly connected with the outer tank.
The utility model has the following beneficial effects:
The cryogenic liquid transfer cask of included buffer system provided by the utility model passes through setting internal damping layer and outside
Buffer layer reduces the probability of tank body damage, increases in tank body transportational process so that the tank body is able to bear certain impact force
Its Transport Safety.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the cryogenic liquid transfer cask of the included buffer system of the utility model；
Fig. 2 is the partial enlargement diagram of part A in Fig. 1；
Fig. 3 is the partial enlargement diagram of part B in Fig. 1；
Fig. 4 is the partial enlargement diagram of C portion in Fig. 1；
Fig. 5 is the structural representation of the medium inlet and outlet of the cryogenic liquid transfer cask of the included buffer system of the utility model
Figure.
In figure: 1- inner canister；11- the first metal layer；2- middle layer；The first adhesive layer of 21-；22- insulating layer；23- second is viscous
Close layer；24- third adhesive layer；3- outer tank；31- second metal layer；4- medium inlet and outlet welded pipe；41- third metal layer；42-
Solder-bump；5- outer buffer layer；511- external buffer spring；512- push rod groove；513- push rod protrusion；514- push rod；52-
Hard shell；53- caoutchouc layer；6- internal damping layer；61- internal damping spring；7- annular welds fitting；8- welds groove；
9- medium inlet and outlet.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is further elaborated the utility model.
Embodiment 1
A kind of cryogenic liquid transfer cask, as shown in Fig. 1~3 and Fig. 5, including the inner canister 1, intermediate set gradually from inside to outside
Layer 2 and outer tank 3, inner canister 1 and outer tank 3 are made of Ni steel, and the outer layer of inner canister 1 is coated with the first metal layer 11, inner canister 1 with a thickness of
3mm, the internal layer of outer tank 3 are coated with second metal layer 31, outer tank 3 with a thickness of 5mm, middle layer 2 includes first from inside to outside
Adhesive layer 21, insulating layer 22 and third adhesive layer 24, insulating layer 22 are dry foam glass board, and insulating layer 22 is viscous by first
It closes layer 21 and inner canister 1 is pasted and connected, insulating layer 22 is pasted by third adhesive layer 24 and outer tank 3 to be connected, the thickness of insulating layer 22
For 18mm, the pressure of middle layer 2 is 10~20Pa.First adhesive layer 21 and third adhesive layer 24 are by polyurethane modified epoxy tree
Rouge is prepared.
Thermal loss when medium enters and leaves in order to prevent is arranged a medium inlet and outlet in the cryogenic liquid transfer cask and welds
Pipe 4, the outer wall of medium inlet and outlet welded pipe 4 are provided with solder-bump 42, are provided on tank body through inner canister 1, insulating layer 2 and outer
The medium inlet and outlet 9 of tank 3, the side wall of inner canister 1 and outer tank 3 at medium inlet and outlet 9 form only that there are three sides to lower recess
The welding groove 8 of wall and bottom wall, i.e. welding groove 8 do not have side wall close to the position at medium inlet and outlet center, facilitate solder-bump
42 protrude into (as shown in Figure 5), weld level height of the bottom wall of groove 8 close to the position of medium inlet and outlet 9 and are higher than welding groove 8
Position of the bottom wall far from medium inlet and outlet 9 level height, i.e., the bottom wall of welding groove 8 is relative to inner canister 1 or outer tank 3
Side wall oliquely downward tilts, and solder-bump 42 protrudes into welding groove 8, the side of medium inlet and outlet welded pipe 4 and inner canister 1 and outer tank 3
Wall welding.Since cryogenic liquid transfer cask is large-scale establishing, multiple detection devices, therefore medium inlet and outlet welded pipe 4 need to be equipped with
Quantity is also multiple.
Embodiment 2
A kind of cryogenic liquid transfer cask, as shown in Fig. 1~3 and Fig. 5, including the inner canister 1, intermediate set gradually from inside to outside
Layer 2 and outer tank 3, inner canister 1 and outer tank 3 are made of Ni steel, and the outer layer of inner canister 1 is coated with the first metal layer 11, inner canister 1 with a thickness of
4mm, the internal layer of outer tank 3 are coated with second metal layer 31, outer tank 3 with a thickness of 6mm, middle layer 2 includes first from inside to outside
Adhesive layer 21, insulating layer 22 and third adhesive layer 24, insulating layer 22 are dry foam glass board, and insulating layer 22 is viscous by first
It closes layer 21 and inner canister 1 is pasted and connected, insulating layer 22 is pasted by third adhesive layer 24 and outer tank 3 to be connected, the thickness of insulating layer 22
Degree is 21mm, and the pressure of middle layer 2 is 10~20Pa.First adhesive layer 21 and third adhesive layer 24 are by polyurethane modified epoxy
Resin is prepared.
Thermal loss when medium enters and leaves in order to prevent is arranged a medium inlet and outlet in the cryogenic liquid transfer cask and welds
Pipe 4, the outer wall of medium inlet and outlet welded pipe 4 are provided with solder-bump 42, are provided on tank body through inner canister 1, insulating layer 2 and outer
The medium inlet and outlet 9 of tank 3, the side wall of inner canister 1 and outer tank 3 at medium inlet and outlet 9 form only that there are three sides to lower recess
The welding groove 8 of wall and bottom wall, i.e. welding groove 8 do not have side wall close to the position at medium inlet and outlet center, facilitate solder-bump
42 protrude into (as shown in Figure 5), weld level height of the bottom wall of groove 8 close to the position of medium inlet and outlet 9 and are higher than welding groove 8
Position of the bottom wall far from medium inlet and outlet 9 level height, i.e., the bottom wall of welding groove 8 is relative to inner canister 1 or outer tank 3
Side wall oliquely downward tilts, and solder-bump 42 protrudes into welding groove 8, the side of medium inlet and outlet welded pipe 4 and inner canister 1 and outer tank 3
Wall welding.Since cryogenic liquid transfer cask is large-scale establishing, multiple detection devices, therefore medium inlet and outlet welded pipe 4 need to be equipped with
Quantity is also multiple.
Embodiment 3
A kind of cryogenic liquid transfer cask, as shown in Fig. 1~3 and Fig. 5, including the inner canister 1, intermediate set gradually from inside to outside
Layer 2 and outer tank 3, inner canister 1 and outer tank 3 are made of Ni steel, and the outer layer of inner canister 1 is coated with the first metal layer 11, inner canister 1 with a thickness of
5mm, the internal layer of outer tank 3 are coated with second metal layer 31, outer tank 3 with a thickness of 7mm, middle layer 2 includes first from inside to outside
Adhesive layer 21, insulating layer 22 and third adhesive layer 24, insulating layer 22 are dry foam glass board, and insulating layer 22 is viscous by first
It closes layer 21 and inner canister 1 is pasted and connected, insulating layer 22 is pasted by third adhesive layer 24 and outer tank 3 to be connected, the thickness of insulating layer 22
Degree is 25mm, and the pressure of middle layer 2 is 10~20Pa.First adhesive layer 21 and third adhesive layer 24 are by polyurethane modified epoxy
Resin is prepared.
Thermal loss when medium enters and leaves in order to prevent is arranged a medium inlet and outlet in the cryogenic liquid transfer cask and welds
Pipe 4, the outer wall of medium inlet and outlet welded pipe 4 are provided with solder-bump 42, are provided on tank body through inner canister 1,22 and of insulating layer
The medium inlet and outlet 9 of outer tank 3, the side wall of inner canister 1 and outer tank 3 at medium inlet and outlet 9 to lower recess, formed only there are three
The welding groove 8 of side wall and bottom wall, i.e. welding groove 8 do not have side wall close to the position at medium inlet and outlet center, facilitate welding convex
It plays 42 to protrude into (as shown in Figure 5), it is recessed higher than welding to weld level height of the bottom wall of groove 8 close to the position of medium inlet and outlet 9
The level height of position of the bottom wall of slot 8 far from medium inlet and outlet 9, i.e., the bottom wall of welding groove 8 is relative to inner canister 1 or outer tank 3
Side wall oliquely downward tilt, solder-bump 42 protrudes into welding groove 8, medium inlet and outlet welded pipe 4 and inner canister 1 and outer tank 3
Sidewall weld.Since cryogenic liquid transfer cask is large-scale establishing, multiple detection devices, therefore medium inlet and outlet welded pipe need to be equipped with
4 quantity are also multiple.
Embodiment 4
In view of the external force that may be subject in cryogenic liquid transfer cask transportational process, the utility model also provides a kind of included
The cryogenic liquid transfer cask of buffer unit.The cryogenic liquid transfer cask can be the transport of cryogenic liquid described in Examples 1 to 3
Tank can also be existing cryogenic liquid transfer cask on the market.As shown in Fig. 1,2 and 4, including the inner canister set gradually from inside to outside
1, insulating layer 22 and outer tank 3, inner canister 1 and outer tank 3 are made of low temperature resistant steel, are provided with inside between insulating layer 22 and outer tank 3
Buffer layer 6, internal damping layer 6 are prepared by natural rubber.Outer buffer layer 5, external buffer are provided on the outer wall of outer tank 3
Layer 5 includes buffer unit 51, hard shell 52 and the caoutchouc layer 53 being filled between hard shell 52 and outer tank 3；
Buffer unit 51 includes external buffer spring 511, push rod groove 512, push rod protrusion 513 and push rod 514, one end of push rod 514
It is welded with outer tank 3, the other end of push rod 514 is fixedly connected with push rod protrusion 513, and it is recessed that push rod protrusion 513 is slidably arranged in push rod
In slot 512, the outer surface of the bottom wall of push rod groove 512 is fixedly connected with hard shell 52.The quantity of external buffer spring 511 is
Two, it is separately positioned on the both ends of push rod protrusion 513.The cryogenic liquid transfer cask further includes annular welds fitting 7, annular welds fitting
7 are welded and located in one end of push rod 514, and the outer wall of annular welds fitting 7 is arc close to the position of outer tank 3.The level of outer tank 3
Multiple buffer units 51 are respectively arranged on axis and vertical axis.The cryogenic liquid transfer cask further includes internal damping spring
61, internal damping spring 61 passes through internal damping layer 6, and one end of internal damping spring 61 is connect with the outer surface of insulating layer 22,
The other end of internal damping spring 61 is fixedly connected with outer tank 3.
The utility model is not limited to above-mentioned optional embodiment, anyone can obtain under the enlightenment of the utility model
Other various forms of products, however, making any variation in its shape or structure, all the utility model rights that falls into are wanted
The technical solution in confining spectrum is sought, is all fallen within the protection scope of the utility model.
Claims (6)
1. a kind of cryogenic liquid transfer cask of included buffer system, it is characterised in that: including the inner canister set gradually from inside to outside
(1), insulating layer (22) and outer tank (3), the inner canister (1) and outer tank (3) are made of low temperature resistant steel, the insulating layer (22) and
It is provided with internal damping layer (6) between the outer tank (3), is provided with outer buffer layer (5), institute on the outer wall of the outer tank (3)
Outer buffer layer (5) is stated to include buffer unit (51), hard shell (52) and be filled in the hard shell (52) and described
Caoutchouc layer (53) between outer tank (3)；The buffer unit (51) includes external buffer spring (511), push rod groove
(512), push rod raised (513) and push rod (514), one end and the outer tank (3) of the push rod (514) are welded, the push rod
(514) the other end is fixedly connected with the push rod raised (513), and the push rod raised (513) is slidably arranged in the push rod
In groove (512), the outer surface of the bottom wall of the push rod groove (512) is fixedly connected with the hard shell (52).
2. the cryogenic liquid transfer cask of included buffer system according to claim 1, it is characterised in that: the external buffer
The quantity of spring (511) is two, is separately positioned on the both ends of the push rod raised (513).
3. the cryogenic liquid transfer cask of included buffer system according to claim 2, it is characterised in that: further include annular welds
Fitting (7), the annular welds fitting (7) cover one end in the push rod (514) and weld with one end of the push rod (514),
The outer wall of the annular welds fitting (7) is arc close to the position of the outer tank (3).
4. the cryogenic liquid transfer cask of included buffer system according to claim 3, it is characterised in that: the outer tank (3)
On be provided with multiple buffer units (51).
5. the cryogenic liquid transfer cask of included buffer system according to claim 4, it is characterised in that: the internal damping
Layer (6) is made of natural rubber.
6. the cryogenic liquid transfer cask of included buffer system according to claim 5, it is characterised in that: further include internal slow
Rush spring (61), the internal damping spring (61) pass through the internal damping layer (6), the one of the internal damping spring (61)
End is connect with the outer surface of the insulating layer (22), and the other end of the internal damping spring (61) and the outer tank (3) are fixed
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821825769.7U CN208963802U (en) | 2018-11-06 | 2018-11-06 | A kind of cryogenic liquid transfer cask of included buffer system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821825769.7U CN208963802U (en) | 2018-11-06 | 2018-11-06 | A kind of cryogenic liquid transfer cask of included buffer system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208963802U true CN208963802U (en) | 2019-06-11 |
Family
ID=66760402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821825769.7U Active CN208963802U (en) | 2018-11-06 | 2018-11-06 | A kind of cryogenic liquid transfer cask of included buffer system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208963802U (en) |
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2018
- 2018-11-06 CN CN201821825769.7U patent/CN208963802U/en active Active
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