CN219450796U - Bionic eggshell-shaped storage tank earthing system - Google Patents

Bionic eggshell-shaped storage tank earthing system Download PDF

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Publication number
CN219450796U
CN219450796U CN202223570100.7U CN202223570100U CN219450796U CN 219450796 U CN219450796 U CN 219450796U CN 202223570100 U CN202223570100 U CN 202223570100U CN 219450796 U CN219450796 U CN 219450796U
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storage tank
eggshell
bionic
layer
earthing
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CN202223570100.7U
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Inventor
马韵升
赵立秋
耿兴飞
魏圣可
曹光
张瑞琪
张承贺
赵青松
石伟龙
耿鹏
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Shandong Jingbo Holding Group Co ltd
Shandong Chambroad Equipment Manufacture Installation Co Ltd
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Shandong Jingbo Holding Group Co ltd
Shandong Chambroad Equipment Manufacture Installation Co Ltd
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Abstract

The application discloses a bionic eggshell-shaped storage tank earthing system, which comprises a storage tank and an earth covering layer, wherein the outside of the storage tank is entirely covered with earth, and the storage tank is an eggshell-shaped tank body; at least one storage tank is arranged; the earthing layer comprises a sand bed layer and a soil layer, wherein the sand bed layer and the soil layer are distributed from low to high according to the horizontal height and cover the outside of the storage tank. With this, this application designs the earthing storage tank into egg shell shape, can decompose every part with the inhomogeneous power that the surface received behind the storage tank earthing to make overall structure atress even, overall structure is more stable, and reduce pressure, compressive capacity is strong, and adopt the bottom to set up the structure of sand bed layer, can be with the load equipartition of storage tank, dispersion, protection earthing storage tank, improvement storage tank earthing system's security.

Description

Bionic eggshell-shaped storage tank earthing system
Technical Field
The utility model relates to the technical field of earthing storage tanks, in particular to a bionic eggshell-shaped storage tank earthing system.
Background
The earth-covered storage tank is a third storage tank form which is interposed between the above-ground storage tank and the semi-buried storage tank, and the earth-covered storage tank is defined as a storage tank with an outer surface covered and protected by an earth-covered layer, and dangerous chemicals such as petroleum, gasoline, liquefied gas, natural gas, pipeline gas, benzene, formaldehyde, liquid ammonia and the like are usually contained in the tank. The method has the advantages that the external surface of the storage tank is covered with soil, so that shock waves, splash impact or other sudden damages generated during accidents can be effectively reduced, meanwhile, the method has the advantages of small occupied area, environment beautifying and the like, and the method is a novel dangerous chemical facility protection method based on the environment-friendly, energy-saving and carbon-reducing concepts of the chemical industry in the new era.
However, large-scale earthing storage tank accidents frequently occur, wherein the most main accident reasons include uneven settlement of the foundation, which can lead to uneven stress of the tank body, larger displacement of the bottom of the tank body, and deformation, leakage or dumping of the storage tank.
Therefore, there is an urgent need for a safe and stable tank sheathing system.
Disclosure of Invention
For providing a safe and stable's storage tank earthing system, the aim at of this application provides a bionical eggshell-shaped storage tank earthing system, it is with earthing storage tank design for eggshell shape, can decompose each part with the inhomogeneous power that the surface received behind the storage tank earthing, thereby make overall structure atress even, overall structure is more stable, and reduce pressure, compressive capacity is strong, and adopt the bottom to set up the structure of sand bed layer, can with the load equipartition of storage tank, the dispersion, on the one hand can be with the support of storage tank change the concentrated load that the jar body effect produced into equipartition load, and then reduce the moment of flexure that acts on the jar body, on the other hand, do benefit to the harm that reduces inhomogeneous subsidence and bring, make eggshell-shaped earthing storage tank can be more stable in the position of earthing layer, can protect earthing storage tank, improve storage tank earthing system's security.
The bionic eggshell-shaped storage tank earthing system adopts the following technical scheme:
a bionic eggshell-shaped storage tank earthing system, which comprises a storage tank and an earth covering layer, wherein:
the outside of the storage tank is covered with soil, and the storage tank is an egg shell-shaped tank body; at least one storage tank is arranged; the earthing layer comprises a sand bed layer and a soil body layer, wherein the sand bed layer and the soil body layer are distributed from low to high according to the horizontal height and cover the outside of the storage tank.
With this, this application designs the earthing storage tank into egg shell shape, can decompose every part with the inhomogeneous power that the surface received behind the storage tank earthing, thereby make overall structure atress even, overall structure is more stable, and reduce pressure, compressive capacity is strong, and adopt the bottom to set up the structure of sand bed layer, can be with the load equipartition of storage tank, the dispersion, on the one hand, can become the equipartition load with the concentrated load conversion that the support of storage tank produced the jar body effect, and then reduce the moment of flexure that acts on the jar body, on the other hand, do benefit to the harm that reduces inhomogeneous subsidence and bring, make the position that eggshell shape earthing storage tank can be in the earthing layer more stable, can protect earthing storage tank, improve the security of storage tank earthing system.
As an alternative implementation method of the bionic eggshell-shaped storage tank earthing system, the storage tank is a vertical storage tank. The storage tank is arranged to be a vertical storage tank, so that the soil covering height of the storage tank can be increased on one hand, and the storage tank can be more stable; on the other hand, the occupied area of the storage tank can be reduced, and the site cost is saved; the third aspect can reduce the soil covering difficulty and improve the construction efficiency.
As an optional implementation method of the bionic eggshell-shaped storage tank earthing system, two ends of the storage tank are respectively provided with a first end and a second end, the radial dimension of the first end is smaller than that of the second end, and the horizontal height of the first end is higher than that of the second end. In this way, both the maximum stress and the maximum displacement of the tank are small.
As an alternative implementation method of the bionic eggshell-shaped storage tank earthing system, one end of the storage tank with higher level is provided with a storage hole, the storage hole is communicated with a connecting pipe, and the connecting pipe extends out of soil covered outside the storage tank. Therefore, the material inlet and outlet of the storage tank are convenient.
As an optional implementation method of the bionic eggshell-shaped storage tank earthing system, the horizontal height ratio range of the sand bed layer to the soil body layer is (1.9-3): (8.1-7). The sand bed layers are fewer, the soil layers are more, and the uniform distribution and dispersion of the load of the storage tank can be influenced; the sand beds are too many, and the soil body layer is less, can reduce the earthing area of storage tank, weakens the earthing security performance of storage tank. Thus, the range of the horizontal height ratio of the sand bed layer to the soil body layer is set to be (1.9-3): (8.1-7), the load of the storage tank can be uniformly distributed and dispersed, the soil covering rate of the storage tank can be ensured, and the safety is ensured.
As an optional implementation method of the bionic eggshell-shaped storage tank earthing system, the height of the storage tank covered by the sand bed layer is 1/13-1/10 of the overall height. With this, can stabilize the storage tank, can also guarantee the security of storage tank.
As an alternative implementation method of the bionic eggshell-shaped storage tank earthing system, the outer wall of the storage tank is provided with an anti-corrosion heat-insulation layer. Therefore, the anti-corrosion and heat-insulation performance of the storage tank is improved, and the safety performance of the storage tank is further improved.
As an alternative implementation method of the bionic eggshell-shaped storage tank earthing system, the bionic eggshell-shaped storage tank earthing system comprises a stabilizing piece, wherein the stabilizing piece is located on the soil layer and is connected with the wall of the storage tank in a surrounding mode. Thus, the structure of the tank can be stabilized.
As an alternative implementation method of the bionic eggshell-shaped storage tank earthing system, the sand bed layer is provided with a buffer pad which is attached to the outer wall of the storage tank in shape. This can buffer the tank.
As an alternative implementation method of the bionic eggshell-shaped storage tank earthing system, the storage tank is integrally formed. Therefore, the integrated structure enables the structure of the storage tank to be firmer and more stable.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a tank in an exemplary embodiment of a bionic eggshell tank earthing system according to the present application:
FIG. 2 is a finite element analysis of the stress intensity of a tank in an exemplary embodiment of a bionic eggshell tank earthing system according to the present application;
FIG. 3 is a finite element analysis of displacement deformation of a tank in an exemplary embodiment of a bionic eggshell tank earthing system according to the present application;
FIG. 4 is a schematic perspective view of a bionic eggshell-shaped tank earthing system according to the present application;
fig. 5 is a schematic cross-sectional structure of a bionic eggshell-shaped storage tank earthing system according to the present application.
Reference numerals illustrate:
1. a storage tank; 11. a first end; 12. a second end; 13. connecting pipe; 14. an anti-corrosion heat-insulating layer;
2. covering a soil layer; 21. a sand bed layer; 22. a soil layer; 23. a stabilizer; 24. and a cushion pad.
Detailed Description
For a clearer understanding of the technical features, objects and effects of the present utility model, embodiments of the present utility model will now be described with reference to the drawings, in which like reference numerals refer to identical or structurally similar but functionally identical components throughout the separate views.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.
Referring to fig. 1-5, the present application proposes a bionic eggshell-shaped tank earthing system comprising a tank 1 and an earthing layer 2, wherein:
the outside of the storage tank 1 is covered with soil, and the storage tank 1 is an egg shell-shaped tank body; at least one storage tank 1 is arranged; the overburden layer 2 comprises a sand bed 21 and a soil body layer 22, the sand bed 21 and the soil body layer 22 being distributed from low to high in terms of level and covering the outside of the storage tank 1.
With this, this embodiment is with earthing storage tank 1 design for egg shell shape, can decompose each part with the inhomogeneous power that the surface received behind the storage tank 1 earthing, thereby make overall structure atress even, overall structure is more stable, and reduce pressure, compressive capacity is strong, and adopt the bottom to set up the structure of sand bed 21, can change the concentrated load that storage tank 1's support produced jar body effect into the equipartition load on the one hand, and then reduce the moment of flexure that acts on the jar body, on the other hand, do benefit to the harm that reduces inhomogeneous subsidence and bring, make the position that eggshell-shaped earthing storage tank 1 can be in earthing layer 2 more stable, can protect earthing storage tank 1, improve the security of storage tank 1 earthing system.
In a preferred embodiment of a bionic eggshell tank earthing system, the tank 1 is a vertical tank 1. The storage tank 1 is arranged to be the vertical storage tank 1, so that on one hand, the earthing height of the storage tank 1 can be increased, and the storage tank 1 can be more stable; on the other hand, the occupied area of the storage tank 1 can be reduced, and the site cost is saved; the third aspect can reduce the soil covering difficulty and improve the construction efficiency.
In a preferred embodiment of the bionic eggshell-shaped tank earthing system, the two ends of the tank 1 are respectively a first end 11 and a second end 12, the radial dimension of the first end 11 is smaller than that of the second end 12, and the level of the first end 11 is higher than that of the second end 12. In this way, both the maximum stress and the maximum displacement of the tank 1 are small.
Referring to fig. 2, fig. 2 is a finite element analysis chart of stress intensity of a tank in an exemplary embodiment of a bionic eggshell-shaped tank earthing system of the present application, through which the maximum stress of the tank body can be obtained at the bottom, where the maximum stress in the embodiment is 96.892MPa, which is smaller than that of the conventional tank 1.
Referring to fig. 3, fig. 3 is a finite element analysis chart of displacement deformation of a tank in an exemplary embodiment of a bionic eggshell-shaped tank earthing system of the present application, and the maximum displacement of deformation of the tank body can be obtained through the finite element analysis chart and is at the top, and the maximum displacement in the embodiment is 2.6994mm, which is smaller than that of a conventional tank 1.
In a preferred embodiment of the bionic eggshell-shaped storage tank earthing system, one end of the storage tank 1 with higher level is provided with a storage hole, the storage hole is communicated with the connecting pipe 13, and the connecting pipe 13 extends out of soil covered outside the storage tank 1. Thereby facilitating the feeding and discharging of the storage tank 1.
In a preferred embodiment of the bionic eggshell-shaped tank earthing system, the ratio of the horizontal height of the sand bed layer 21 to the soil body layer 22 ranges from (1.9 to 3): (8.1-7). The sand bed layers 21 are fewer, the soil layers 22 are more, and the uniform distribution and dispersion of the load of the storage tank 1 can be affected; too many sand beds 21 and less soil layers 22 can reduce the earthing area of the storage tank 1 and weaken the earthing safety performance of the storage tank 1. Thus, the range of the horizontal height ratio of the sand bed 21 to the soil mass layer 22 is set to (1.9 to 3): (8.1-7), the load of the storage tank 1 can be uniformly distributed and dispersed, the soil covering rate of the storage tank 1 can be ensured, and the safety is ensured.
In a preferred embodiment of the bionic eggshell-shaped tank earthing system, the height of the tank 1 covered by the sand bed 21 is 1/13-1/10 of the overall height. With this, the storage tank 1 can be stabilized, and the safety of the storage tank 1 can be ensured.
In a preferred embodiment of the bionic eggshell-shaped tank earthing system, the outer wall of the tank 1 is provided with an anti-corrosion insulation layer 14. Therefore, the anti-corrosion and heat-insulation performance of the storage tank 1 is improved, and the safety performance of the storage tank 1 is further improved.
In one embodiment, the storage tank 1 is a vertical storage tank 1, and the anti-corrosion heat-insulating layer 14 gradually thins from the position with the largest diameter of the storage tank 1 to two ends and gradually thickens when the storage tank is transited to the bottom. Therefore, the anti-corrosion heat preservation performance can be improved, and the anti-corrosion heat preservation material is not wasted.
In a preferred embodiment of the bionic eggshell-shaped tank earthing system, the bionic eggshell-shaped tank earthing system comprises a stabilizing piece 23, wherein the stabilizing piece 23 is located on a soil layer 22, and the stabilizing piece 23 is connected with the wall of the tank 1 in a surrounding mode. This can stabilize the structure of the tank 1. In one embodiment, the stabilizer 23 may be a leg, which may be a circular leg around the outer wall of the tank 1 or a plurality of legs around the outer wall of the tank 1. In one embodiment, the stabilizer 23 may also be bolted or screwed to the sand bed 21, thereby increasing the stability of the legs and thus the stability of the tank 1.
In a preferred embodiment of a biomimetic eggshell tank earthing system, the sand bed 21 is provided with a cushion 24 conforming to the shape of the outer wall of the tank 1. This can buffer the tank 1.
In a preferred embodiment of the bionic eggshell-shaped tank earthing system, the tank 1 is integrally formed. With this, the integrally formed structure makes the structure of the tank 1 more firm and stable. In other embodiments, the tank 1 may be integrally formed by welding.
In one embodiment, the wall thickness of the bionic eggshell-shaped storage tank 1 can be 8mm, and the whole volume can be 60m 3
In a specific embodiment, the maximum diameter of the tank 1 may be 4305mm and the level from the first end 11 to the second end 12 may be 6174mm.
In a specific embodiment, a piece of soil covering layer 2 may include three storage tanks 1, the soil covering layer 2 may have a height of 7650mm, the sand bed 21 may have a height of 1500mm, the first end 11 of each storage tank 1 has a level lower than the soil layer 22500mm, and the distance between every two storage tanks 1 is 1500mm.
It should be appreciated by those skilled in the art that the specific values described above are intended to be examples and should not be construed as unduly limiting the scope of the present application.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims (10)

1. A bionic eggshell-shaped storage tank earthing system, comprising:
the storage tank is covered with soil, and is an egg shell-shaped tank body; at least one storage tank is arranged;
the soil covering layer comprises a sand bed layer and a soil layer, wherein the sand bed layer and the soil layer are distributed from low to high according to the horizontal height and cover the outside of the storage tank.
2. The biomimetic eggshell-shaped storage tank earthing system of claim 1, wherein the storage tank is a vertical storage tank.
3. The bionic eggshell-shaped storage tank earthing system according to claim 2, wherein the two ends of the storage tank are a first end and a second end respectively, the radial dimension of the first end is smaller than that of the second end, and the horizontal height of the first end is higher than that of the second end.
4. The bionic eggshell-shaped storage tank earthing system according to claim 2, wherein a storage hole is formed in one end of the storage tank, the storage hole is communicated with a connecting pipe, and the connecting pipe extends out of soil covered outside the storage tank.
5. The bionic eggshell-shaped storage tank earthing system according to claim 2, wherein the horizontal height ratio of the sand bed layer to the soil body layer is in the range of 1.9-3: 8.1 to 7.
6. The bionic eggshell-shaped storage tank earthing system according to claim 2, wherein the height of the storage tank covered by the sand bed layer is 1/13-1/10 of the overall height.
7. The bionic eggshell-shaped storage tank earthing system according to claim 1, wherein an anti-corrosion heat-insulating layer is arranged on the outer wall of the storage tank.
8. The biomimetic eggshell-shaped storage tank earthing system of claim 1, comprising a stabilizer located in the soil layer, the stabilizer being connected with the wall of the storage tank in a surrounding manner.
9. The bionic eggshell-shaped storage tank earthing system according to claim 6, wherein the sand bed layer is provided with a buffer pad which is in shape fit with the outer wall of the storage tank.
10. The biomimetic eggshell-shaped storage tank earthing system of claim 1, wherein the storage tank is integrally formed.
CN202223570100.7U 2022-12-22 2022-12-22 Bionic eggshell-shaped storage tank earthing system Active CN219450796U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223570100.7U CN219450796U (en) 2022-12-22 2022-12-22 Bionic eggshell-shaped storage tank earthing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223570100.7U CN219450796U (en) 2022-12-22 2022-12-22 Bionic eggshell-shaped storage tank earthing system

Publications (1)

Publication Number Publication Date
CN219450796U true CN219450796U (en) 2023-08-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223570100.7U Active CN219450796U (en) 2022-12-22 2022-12-22 Bionic eggshell-shaped storage tank earthing system

Country Status (1)

Country Link
CN (1) CN219450796U (en)

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