CN212298521U - Marine low temperature is stored jar and is used hose insulation system - Google Patents
Marine low temperature is stored jar and is used hose insulation system Download PDFInfo
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- CN212298521U CN212298521U CN202020857852.3U CN202020857852U CN212298521U CN 212298521 U CN212298521 U CN 212298521U CN 202020857852 U CN202020857852 U CN 202020857852U CN 212298521 U CN212298521 U CN 212298521U
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Abstract
The utility model discloses a marine low temperature is stored jar and is used hose insulation system contains from inside to outside in proper order: the metal inner tank body, by at least one height the same or different, diameter the same or different winding the hose layer and the outer protective layer that the outside inside of metal inner tank body is filled with insulating material's hose and is constituteed, between the hose on hose layer, between hose layer and the metal inner tank body, outer protective layer, all fill the buffer material, the tip of hose all has the seal. The utility model discloses wrap up cryogenic liquid storage tank with the hose and at intraductal packing insulating material, entire system can make fast, preparation thickness is controlled very easily, easily production, the insulation structure in use wholeness after making is good, intensity is big, be difficult for droing, moreover, this kind of hose can also purify inert gas (like LN2) through using open insulation structure, also can improve the insulating properties of open structure insulation in the hose through inhaling the vacuum, the practicality is extremely strong, be worth promoting.
Description
Technical Field
The utility model belongs to marine low temperature liquefied gas storage facilities especially relates to a marine low temperature is hose insulation system for storage tank.
Background
Among the prior art, the storage of marine deep cooling liquid such as liquefied natural gas uses plate insulation structure or spraying insulation structure more, and these two kinds of structures have big shrinkage because of the low temperature of jar body under cold state easily, but big shrinkage leads to the outer heat preservation to drop easily, causes the heat preservation effect to descend.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a hose insulation system for marine low temperature storage tank is provided.
The utility model discloses a realize through following technical scheme:
marine low temperature is stored jar and is used hose insulation system contains from inside to outside in proper order: the metal inner tank body, by at least one height the same or different, diameter the same or different winding the hose layer and the outer protective layer that the outside inside of metal inner tank body is filled with insulating material's hose and is constituteed, between the hose on hose layer, between hose layer and the metal inner tank body, outer protective layer, all fill the buffer material, the tip of hose all has the seal.
Preferably, the hose layer consists of a hose having a diameter of more than 50mm, more preferably, a diameter of 250 and 350 mm. Preferably, the hoses are closely arranged around the metal inner tank body, an upward triangular gap close to the outer protection layer is arranged between adjacent pipe bodies of the hoses, a reinforcing net tightly attached to the pipe walls of the adjacent pipe bodies is arranged at the conical bottom of the triangular gap, and other areas of the triangular gap are filled with the cache material.
Preferably, the hose layer comprises several hoses with or without overlap in height. Preferably, a reinforcing net is arranged between the two hoses which are not overlapped in height and are not shielded by the hoses in the middle.
Preferably, the insulating material filled in the hose is one or more of polyurethane foam material with a closed cell structure or an open cell structure, perlite, aerogel powder or glass foam.
Preferably, the hose is a glass fiber reinforced hose, a nylon material hose or a hose made of other materials with low thermal conductivity.
Preferably, the buffer material is a polyurethane foam material with a closed structure.
Preferably, a polyurethane primer layer is further arranged between the metal inner tank body and the hose.
Preferably, a buffer layer is further arranged between the metal inner tank body and the hose, and a reinforcing net is further arranged between the buffer layer and the hose layer. More preferably, the material of the buffer layer is polyurethane foam.
Preferably, the reinforcing mesh is a glass fiber mesh or a metal wire mesh.
Preferably, the outer protective layer is a mechanical and gas protective layer.
Preferably, the metal inner tank body comprises a straight-cylinder type tank body and arc-shaped surfaces at two ends of the tank body, a hose layer consisting of at least one hose which is wound outside the metal inner tank body and is the same or different in height and diameter is still adopted on the straight-cylinder type tank body, the hose is filled in the hose layer, the hose layer is formed on the arc-shaped surfaces at two ends of the tank body by arranging the hose in a shape that the center of the hose is in the center of the arc surface, and the periphery of the hose is divergently covered on the arc-shaped surface instead of the form wound on the metal tank body.
The production method of the hose insulation system for the marine low-temperature storage tank comprises the following steps:
when the hose layer is composed of a hose, a circle of uninflated hose is tightly wrapped outside the metal inner tank body, one end of the hose is sealed, the hose is blown by inflating from the other end, then a foaming buffer material is filled in a triangular gap between the pipe bodies close to the metal inner tank body to fix the hose, then an insulating material is filled in the hose, then a reinforcing net is laid at the conical bottom in the triangular gap between the pipe bodies close to the outer protective layer, and then the reinforcing net is filled with the foaming material until the triangular gap is filled. And finally, manufacturing an outer protective layer outside the hose layer.
The cryogenic liquid storage tank comprises a straight-cylinder tank body and arc-shaped surfaces at two ends of the tank body, wherein a hose layer which is formed by at least one hose with the same or different height and the same or different diameter and is wound outside the metal inner tank body and filled with insulating materials is still adopted on the straight-cylinder tank body, if the hose is arranged on the arc-shaped surfaces at two ends of the tank body, the hose is arranged to be in the center of an arc surface, the periphery of the hose is divergently covered on the arc-shaped surface to replace the form of winding on the metal tank body to form the hose layer, a plurality of hose sections with sealed tail ends are firstly divergently laid and coated on the arc-shaped surfaces at two ends, then the other ends are inflated, gaps between the hose bodies are filled, then the hoses are filled, and.
When the hose layer comprises a plurality of hoses with or without superposition on the height, each hose is fixed on the determined height outside the metal inner tank body through a temporary pin, then the hose is fixed outside the metal inner tank body through a foaming material, and finally the temporary pin is removed, and then the outer protective layer is manufactured.
The utility model has the advantages that:
the utility model discloses a cryogenic insulation is cryogenic liquid storage tank of hose parcel for the heat preservation system and is intraductal to fill insulating material for whole system can make fast, and can select suitable hose diameter as required, makes the preparation thickness control very easily, easily production, and the insulating insulation structure in use wholeness after making is good, and intensity is big, be difficult for droing, is particularly useful for the protection of the cryogenic liquid storage tank jar body such as large-scale LPG/LEG/LNG/LN2/LH 2; moreover, the hose can purify inert gas (such as LN2) by using an open type insulation structure, and the insulation performance of the open type insulation structure in the hose can be improved by vacuum suction, so that the hose is extremely high in practicability and worthy of popularization.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic sectional structure diagram of embodiment 1 of the present invention;
fig. 3 is a schematic sectional structure diagram of embodiment 2 of the present invention;
fig. 4 is a schematic diagram of a hose arrangement structure according to embodiment 3 of the present invention.
Detailed Description
As shown in fig. 1, the insulation system for the marine low-temperature storage tank hose comprises, from inside to outside: the metal inner tank body 1, by at least one height the same or different, diameter the same or different twine the hose layer and the outer protective layer 7 that the outside 1 of metal inner tank body is filled with hose 4 constitution of insulating material 5, between hose 4 on hose layer, hose layer and metal inner tank body 1, between outer protective layer 7, all fill buffer material 3, the tip of hose 4 all has the seal.
The insulating material 5 filled in the hose 4 is one or more of polyurethane foaming material with a closed cell structure or an open cell structure, perlite, aerogel powder or glass foam.
The hose 4 is a glass fiber reinforced hose, a nylon material hose or a hose made of other materials with low heat conductivity coefficient.
The buffer material 3 is a polyurethane foam material with a closed structure.
The outer protective layer 7 is a mechanical and gas protective layer.
And a polyurethane primer layer 2 is also arranged on the metal inner tank body 1 between the metal inner tank body 1 and the hose 4.
Example 1
In the insulation system of the hose for the marine low-temperature storage tank, as shown in fig. 2, the hose layer is composed of a hose 4, and the diameter of the hose 4 is more than 50mm, and more preferably, the diameter is 250 mm and 350 mm. The flexible pipe 4 is closely arranged around the metal inner tank body 1, in an upward triangular gap which is close to the outer protection layer 7 and between adjacent pipe bodies of the flexible pipe 4, a reinforcing net 6 which is tightly attached to the pipe walls of the adjacent pipe bodies is arranged at the conical bottom of the triangular gap, and other areas of the triangular gap are filled with the cache material 3.
The reinforcing mesh 6 is a glass fiber mesh or a metal wire mesh.
Example 2
In the insulation system for the marine cryogenic tank hose, as shown in fig. 3, the hose layer comprises 3 hoses 4 with or without overlapping in height. And a reinforcing net 6 is arranged between the two hoses which are not overlapped in height and not shielded by the hoses in the middle and are closest to the metal inner tank body.
And a polyurethane primer layer 2 is also arranged on the metal inner tank body 1 between the metal inner tank body 1 and the hose 4.
A buffer layer is further arranged between the metal inner tank body 1 and the hose 4, and a layer of reinforcing net 6 is further arranged between the buffer layer and the hose layer. The buffer layer is made of polyurethane foam material.
The reinforcing mesh 6 is a glass fiber mesh or a metal wire mesh.
The production method of the hose insulation system for the marine low-temperature storage tank comprises the following steps:
when the hose layer comprises a plurality of hoses with or without superposition on the height, each hose is fixed on the determined height outside the metal inner tank body through a temporary pin, then the hose is fixed outside the metal inner tank body through a foaming material, and finally the temporary pin is removed, and then the outer protective layer is manufactured.
Example 3
As shown in fig. 4, the metal inner tank body 1 includes a straight-tube type tank body and arc-shaped surfaces at two ends of the tank body, a hose layer formed by at least one hose 4 wound around the metal inner tank body 1 and filled with an insulating material 5, the hose layer having the same or different height and the same or different diameter, is still adopted on the straight-tube type tank body, but on the arc-shaped surfaces at two ends of the tank body, the hose layer is formed by arranging the hose 4 so that the hose 4 is divergently covered on the arc-shaped surface from the center of the arc-shaped surface to the periphery of the arc-shaped surface instead of the hose layer wound on the metal tank body 1.
The production method of the hose insulation system for the marine low-temperature storage tank comprises the following steps:
the cryogenic liquid storage tank comprises a straight cylinder type tank body and arc-shaped surfaces at two ends of the tank body, a hose layer which is composed of at least one hose with the same or different height and the same or different diameter and wound outside a metal inner tank body and filled with insulating materials is still adopted on the straight cylinder type tank body, however, if the hose layer is formed on the arc surfaces at both ends of the can body in a shape in which the hose is arranged so that the center is at the center of the arc surface and the periphery is divergently covered on the arc surface instead of being wound on the metal can body, the method for manufacturing the hose layer on the straight-tube type can body is the same as that in embodiment 1 or embodiment 2, the method for manufacturing the arc-shaped surfaces at the two ends of the can body is that a plurality of hose sections with sealed tail ends are firstly paved and coated on the arc-shaped surfaces at the two ends in a divergent mode, then, the other end is inflated, gaps among the pipe bodies are filled, then the pipes are filled, and finally the outer protection layer is manufactured.
The utility model discloses a cryogenic insulation is cryogenic liquid storage tank of hose parcel for the heat preservation system and is intraductal to fill insulating material for whole system can make fast, and can select suitable hose diameter as required, makes the preparation thickness control very easily, easily production, and the insulating insulation structure in use wholeness after making is good, and intensity is big, be difficult for droing, is particularly useful for the protection of the cryogenic liquid storage tank jar body such as large-scale LPG/LEG/LNG/LN2/LH 2; moreover, the hose can purify inert gas (such as LN2) by using an open type insulation structure, and the insulation performance of the open type insulation structure in the hose can be improved by vacuum suction, so that the hose is extremely high in practicability and worthy of popularization.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (10)
1. Marine low temperature is hose insulation system for storage tank which characterized in that contains from inside to outside in proper order: the metal inner tank body, by at least one height the same or different, diameter the same or different winding the hose layer and the outer protective layer that the outside inside of metal inner tank body is filled with insulating material's hose and is constituteed, between the hose on hose layer, between hose layer and the metal inner tank body, outer protective layer, all fill the buffer material, the tip of hose all has the seal.
2. The marine cryogenic tank hose insulation system of claim 1 wherein the hose layer comprises a hose having a diameter greater than 50 mm.
3. A hose insulation system for a marine cryogenic tank vessel according to claim 2, wherein the hose is tightly packed around the metal inner vessel body, and in the upward triangular gap between adjacent tubular bodies of the hose near the outer protective layer, a reinforcing mesh is provided at the conical bottom of the triangular gap against the walls of the adjacent tubular bodies, and the other region of the triangular gap is filled with a buffer material.
4. The marine cryogenic tank hose insulation system of claim 1 wherein the hose layer comprises a plurality of hoses with or without overlap in height.
5. A cryogenic tank storage hose insulation system according to claim 4 in which a reinforcing mesh is provided between two hoses that are not overlapping in height and are not shielded by the hoses in the middle.
6. The insulation system for the marine low-temperature storage tank hose according to claim 1, wherein the insulation material filled in the hose is one or more of polyurethane foam material with a closed cell structure or an open cell structure, perlite, aerogel powder or glass foam.
7. The marine cryogenic tank storage hose insulation system of claim 1 wherein the hose is a fiberglass reinforced hose or a nylon material hose.
8. The marine cryogenic tank hose insulation system of claim 1 wherein the cushioning material is a closed-cell polyurethane foam.
9. The marine cryogenic tank storage hose insulation system of claim 1 wherein a polyurethane primer layer is further provided on the inner metal tank between the inner metal tank and the hose.
10. The hose insulation system for a cryogenic storage tank for a ship according to claim 1, wherein the metal inner tank comprises a straight-cylindrical tank body and arc-shaped surfaces at both ends of the tank body, a hose layer consisting of at least one hose wound around the outside of the metal inner tank body and filled with an insulation material is still used on the straight-cylindrical tank body, the hose layer being formed on the arc-shaped surfaces at both ends of the tank body by using a shape in which the hose is arranged so that the hose is divergently covered around the arc-shaped surface from the center of the arc-shaped surface to the arc-shaped surface instead of being wound around the metal tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020857852.3U CN212298521U (en) | 2020-05-21 | 2020-05-21 | Marine low temperature is stored jar and is used hose insulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020857852.3U CN212298521U (en) | 2020-05-21 | 2020-05-21 | Marine low temperature is stored jar and is used hose insulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212298521U true CN212298521U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020857852.3U Active CN212298521U (en) | 2020-05-21 | 2020-05-21 | Marine low temperature is stored jar and is used hose insulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212298521U (en) |
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2020
- 2020-05-21 CN CN202020857852.3U patent/CN212298521U/en active Active
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