CN116280734A - Floating disc and storage tank - Google Patents
Floating disc and storage tank Download PDFInfo
- Publication number
- CN116280734A CN116280734A CN202111566973.8A CN202111566973A CN116280734A CN 116280734 A CN116280734 A CN 116280734A CN 202111566973 A CN202111566973 A CN 202111566973A CN 116280734 A CN116280734 A CN 116280734A
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- CN
- China
- Prior art keywords
- unit
- unit blocks
- float
- block
- ring plate
- 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.)
- Pending
Links
- 229920005989 resin Polymers 0.000 claims abstract description 20
- 239000011347 resin Substances 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000005187 foaming Methods 0.000 claims abstract description 10
- 239000007769 metal material Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims description 44
- 239000002184 metal Substances 0.000 claims description 44
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/34—Large containers having floating covers, e.g. floating roofs or blankets
- B65D88/42—Large containers having floating covers, e.g. floating roofs or blankets with sealing means between cover rim and receptacle
- B65D88/50—Large containers having floating covers, e.g. floating roofs or blankets with sealing means between cover rim and receptacle with resilient foam or stuffed seal
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of storage tanks and discloses a floating disc and a storage tank, wherein the floating disc comprises a cover body and a fixed ring plate (4) arranged on the outer side of the cover body, the cover body is formed by mutually splicing a plurality of unit blocks (1) through connecting pieces (2), the unit blocks (1) are made of integrally formed porous foaming metal materials, resin is coated on the surfaces of the unit blocks (1), and gaps between adjacent unit blocks (1) and between the unit blocks (1) and the fixed ring plate (4) are sealed through filling resin. According to the floating disc, resin is smeared on the surfaces of the unit blocks of the integrally formed porous foaming metal material, and resin is filled in gaps between adjacent unit blocks and between the unit blocks and the fixed ring plate for sealing, so that medium in the tank body can be effectively prevented from entering the unit blocks, or leakage out of the gaps between the unit blocks and the fixed ring plate can be effectively prevented, and therefore the tank body can be effectively sealed.
Description
Technical Field
The invention relates to the technical field of storage tanks, in particular to a floating disc and a storage tank.
Background
At present, a floating disc is arranged in a container for storing volatile liquid, such as an inner floating roof storage tank, a sewage tank and the like, and is used for inhibiting liquid volatilization and reducing pollution to the outside. The floating plate mainly comprises a box-type floating plate or a floating plate formed by freely combining a plurality of floating covers.
To box floating disc, its box adopts the welding mode, pack aluminium honeycomb or set up metal baffle in the box for increase floating disc intensity, when the floating box is torn or corrode the perforation because of the welding seam in, can be full of oil gas in the floating box, can take place to flash burst accident when the floating box is dismantled and overhaul, initiate the storage tank explosion, the operation risk is very high, leaks because of the floating box when demolishing box floating disc like some petrochemical enterprises in the Shanghai, leads to the storage tank to empty, fires and explodes and causes casualties. The floating box has more leakage problems, the floating plate is unstable due to the leakage of the floating box in operation, a floating plate chuck is caused, the liquid level rises to the upper part of the floating plate, oil gas in the tank is greatly increased, and the explosion risk is high. The common form of buoyancy tanks is an aluminum buoyancy tank, a stainless steel buoyancy tank. The buoyancy tanks are cuboid, at least 8 welding lines are formed, the wall is thin, the welding difficulty is high, the buoyancy tank field is usually more than 2m, the stress deformation is obvious, the sealing quality of the buoyancy tanks is difficult to guarantee, and the sealing quality is a main cause of leakage of the buoyancy tanks. It should be noted that after the above-mentioned floating disc leaks, the oil gas can gather in the buoyancy unit, and after explosion fire accident, a plurality of buoyancy units can sink, cause whole floating disc to sink or incline for the tank liquid level exposes, forms the full area conflagration. In short, the problem of leakage of the floating disc and the problem of sinking of the floating disc caused by the leakage are the biggest hidden trouble of the current floating disc.
For the floating disc formed by adopting the free combined floating cover, the floating cover is of a hollow structure, the wall thickness is small, the possibility of damage and leakage is low, but the floating covers are not sealed, and are only mutually attached together, so that gaps can dynamically appear between the floating covers when the liquid level fluctuates, and the volatilization of the liquid level is aggravated.
In summary, the leakage problem in the prior art is mainly caused by the floating disc sealing problem.
Disclosure of Invention
The invention aims to solve the problem of medium leakage in a storage tank caused by the sealing reason of a floating disc buoyancy unit in the prior art, and provides a floating disc which can realize effective sealing of a tank body and can effectively prevent the medium leakage in the storage tank.
In order to achieve the above object, the invention provides a floating cover, comprising a cover body and a fixed ring plate arranged on the outer side of the cover body, wherein the cover body is formed by mutually splicing a plurality of unit blocks through connecting pieces, the unit blocks are made of integrally formed porous foaming metal materials, the surfaces of the unit blocks are coated with resin, and gaps between adjacent unit blocks and between the unit blocks and the fixed ring plate are sealed by filling the resin.
Preferably, the two adjacent unit blocks on the left and the right are aligned and arranged in a linear manner, and the two adjacent unit blocks on the front and the back are arranged in a staggered manner.
Preferably, the connecting member includes a transverse metal strip penetrating the unit block from left to right, a longitudinal metal strip penetrating the unit block from front to back, and a connecting block for connecting the transverse metal strip of the unit block located at the left and right sides thereof and the longitudinal metal strip of the unit block located at the front and back sides thereof, the transverse metal strip and the longitudinal metal strip extending outward from the unit block located at the outside of the cover body being fixedly connected with the fixing ring plate.
Preferably, a supporting net for supporting the cover body is arranged at the bottom of the fixing ring plate, and the supporting net is formed by mutually splicing a plurality of cross beams and longitudinal beams.
Preferably, a plurality of supporting legs are arranged on the lower end surface of the supporting net.
Preferably, the resin is oil-resistant, static conductive and strong in toughness.
Preferably, the unit block is made of foamed aluminum.
Preferably, the width of the unit block is 300-450mm, the height of the unit block is 100-200mm, and the length of the unit block is 500-3000mm.
Preferably, the unit block located at the outermost side of the cover is a special-shaped unit block capable of forming the cover into a circular shape.
Preferably, the left and right ends of the connection block are respectively embedded in the adjacent unit blocks, and the left and right sides of the longitudinal metal strip connected with the connection block are respectively embedded in the adjacent unit blocks.
Preferably, the transverse metal strips and the longitudinal metal strips are made of steel bars, and the diameter of the steel bars is 10-14mm; or the transverse metal strips and the longitudinal metal strips are made of steel plates, the thickness of the steel plates is 2-5mm, and the width of the steel plates is 10-50mm.
Preferably, the cover body is reserved with a vent hole, a guide column hole for guiding and a manhole for overhauling, and openable sealing covers are arranged at the vent hole, the guide column hole and the manhole.
Preferably, the height of the fixing ring plate is the same as the height of the unit block, and the thickness of the fixing ring plate is 1-3mm.
The invention also provides a storage tank, which comprises the floating disc according to any one of the technical schemes.
According to the floating disc, resin is smeared on the surfaces of the unit blocks of the integrally formed porous foaming metal material, and resin is filled in gaps between adjacent unit blocks and between the unit blocks and the fixed ring plate for sealing, so that medium in the tank body can be effectively prevented from entering the unit blocks, or leakage out of the gaps between the unit blocks and the fixed ring plate can be effectively prevented, and the tank body can be effectively sealed; meanwhile, the integrally formed porous foaming metal material unit blocks are used as the buoyancy units, so that the bearable load at the top of the floating disc is improved, and the sinking phenomenon of the floating disc can be effectively prevented.
Drawings
FIG. 1 is a schematic top view of a floating disc according to one embodiment of the present invention;
FIG. 2 is a partial top schematic view of a float plate according to one embodiment of the invention;
FIG. 3 is a partial schematic front view of a floating disc according to one embodiment of the present invention.
Description of the reference numerals
1 unit block, 2 connecting pieces, 21 transverse metal strips, 22 longitudinal metal strips, 23 connecting blocks, 4 fixing ring plates, 6 supporting nets and 7 supporting legs.
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
In the present invention, unless otherwise indicated, terms of orientation such as "upper, lower, left, right" are used to refer generally to upper, lower, left, right as shown in fig. 1, and "inner, outer" are used to refer to the inner, outer of the structural outline.
On the one hand, the invention provides a floating disc, as shown in fig. 1-3, which comprises a cover body and a fixed ring plate 4 arranged on the outer side of the cover body, wherein the cover body is formed by mutually splicing a plurality of unit blocks 1 through connecting pieces 2, the unit blocks 1 are made of integrally formed porous foaming metal materials, the surfaces of the unit blocks 1 are coated with resin, and gaps between adjacent unit blocks 1 and between the unit blocks 1 and the fixed ring plate 4 are sealed through filling resin. The gaps between the buoyancy units are eliminated by filling resin between the gaps for sealing, so that the whole floating plate is formed into a whole. Resin is smeared on the surfaces of the unit blocks, so that a compact resin layer is formed on the surfaces of the unit blocks, medium in the tank body is prevented from entering the internal gaps of the unit bodies, and the possibility of leakage of the buoyancy units is eliminated from the source. The unit blocks 1 are made of integrally formed porous foaming metal materials, so that the unit blocks can be prevented from being broken, and the problems of floating disc leakage or floating disc sinking caused by the broken unit blocks in the prior art are effectively prevented. According to the floating disc, resin is smeared on the surfaces of the unit blocks of the integrally formed porous foaming metal material, and resin is filled in gaps between adjacent unit blocks and between the unit blocks and the fixed ring plate for sealing, so that medium in the tank body can be effectively prevented from entering the unit blocks, or leakage out of the gaps between the unit blocks and the fixed ring plate can be effectively prevented, and the tank body can be effectively sealed; meanwhile, the integrally formed porous foaming metal material unit blocks are used as the buoyancy units, so that the bearable load at the top of the floating disc is improved, and the sinking phenomenon of the floating disc can be effectively prevented.
In order to make the structure of the floating disc more firm and stable on the whole, the left and right adjacent unit blocks 1 are aligned with each other to be in a linear arrangement, and the front and rear adjacent unit blocks 1 are staggered with each other.
Further, the connector 2 includes a lateral metal bar 21 penetrating through the unit block 1 from left to right, a longitudinal metal bar 22 penetrating through the unit block 1 from front to back, and a connection block 23, the connection block 23 being for connecting the lateral metal bar 21 of the unit block 2 located at the left and right sides thereof and the longitudinal metal bar 22 of the unit block 2 located at the front and back sides thereof, the lateral metal bar 21 and the longitudinal metal bar 22 protruding outward from the unit block 1 located at the outside of the cover body being fixedly connected with the fixing ring plate 4. The unit blocks 1 and the fixed ring plate 4 are connected in series through the transverse metal strips 21 and the longitudinal metal strips 22, so that the unit blocks and the fixed ring plate form a complete, firm and flexible whole, and the strength and the service life of the floating disc are improved. The connection mode between the connection block 23 and the transverse metal strip 21 and the longitudinal metal strip 22 adopts threaded connection, snap connection and the like.
In order to prevent the deformation of the transverse metal strips 21 and the longitudinal metal strips 22 caused by the stress above the unit blocks, the size of gaps between the unit blocks 1 and the fixed ring plate 4 is changed, the sealing effect between the unit blocks 1 and the fixed ring plate 4 is affected, the bottom of the fixed ring plate 4 is provided with a supporting net 6 for supporting a cover body, and the supporting net 6 is formed by mutually splicing a plurality of cross beams and longitudinal beams. When the upper part of the unit block is stressed, the supporting net 6 can provide powerful support for the bottom of the unit block, prevent the transverse metal strips 21 and the longitudinal metal strips 22 from deforming, and effectively disperse the pressure above the unit block. The cross beam and the longitudinal beam are fixedly connected in a threaded or fastening mode.
When maintenance personnel enter the tank body to overhaul the floating disc, in order to support the cover body formed by splicing the unit blocks, accessories such as an oil inlet pipe and a stirrer at the bottom of the tank body are not touched, and a plurality of supporting legs 7 are arranged on the lower end face of the supporting net 6.
In order to further improve the sealing effect of the floating disc and ensure that the floating disc has the characteristics of oil resistance, static electricity conduction and strong toughness, the resin is selected from oil resistance, static electricity conduction and strong toughness, such as vinyl resin, p-benzene unsaturated polyester resin, epoxy resin and the like.
Further, the unit block 1 is made of foamed aluminum. Preferred aluminum foams have a density of 100-300kg/m 3
Specifically, in order to facilitate installation and secure buoyancy of the floating plate, the width of the unit block 1 is 300-450mm, the height of the unit block 1 is 100-200mm, and the length of the unit block 1 is 500-3000mm.
Further, the unit block 1 located at the outermost side of the cover is a shaped unit block capable of forming the cover into a circular shape.
In order to reduce gaps between the unit blocks and further improve sealability of the floating plate, left and right ends of the connection block 23 are respectively embedded in the unit blocks 1 adjacent thereto, and left and right sides of the longitudinal metal strip 22 connected to the connection block 23 are respectively embedded in the unit blocks 1 adjacent thereto.
Preferably, the transverse metal strips 21 and the longitudinal metal strips 22 are made of steel bars, the diameter of which is 10-14mm; or the transverse metal strips 21 and the longitudinal metal strips 22 are made of steel plates with the thickness of 2-5mm and the width of 10-50mm.
In order to facilitate personnel maintenance, a vent hole, a guide post hole for guiding and a manhole for overhauling are reserved on the cover body, and openable sealing covers are arranged at the vent hole, the guide post hole and the manhole.
In order to further improve the integrity of the floating disc, the height of the fixing ring plate 4 is the same as that of the unit block 1, and the thickness of the fixing ring plate 4 is 1-3mm.
The invention further provides a storage tank, and the storage tank comprises the floating disc in the technical scheme. The technical scheme and advantages of the storage tank are the same as those of the floating plate, and are not repeated here.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, a plurality of simple variants of the technical proposal of the invention can be carried out, comprising that each specific technical feature is combined in any suitable way, and in order to avoid unnecessary repetition, the invention does not need to be additionally described for various possible combinations. Such simple variations and combinations are likewise to be regarded as being within the scope of the present disclosure.
Claims (13)
1. A floating disc, characterized in that: including the lid with install in fixed round board (4) in the lid outside, the lid is formed through connecting piece (2) concatenation each other by a plurality of unit pieces (1), unit piece (1) are integrated into one piece's porous foaming metal material, the surface of unit piece (1) is scribbled resin, adjacent between unit piece (1) and gap between unit piece (1) and fixed round board (4) is sealed through the packing resin.
2. A float as claimed in claim 1, wherein: the left and right adjacent unit blocks (1) are aligned with each other to form a linear arrangement, and the front and rear adjacent unit blocks (1) are staggered with each other.
3. A float as claimed in claim 2, wherein: the connecting piece (2) comprises a transverse metal strip (21) penetrating through the unit block (1) left and right, a longitudinal metal strip (22) penetrating through the unit block (1) front and back and a connecting block (23), wherein the connecting block (23) is used for connecting the transverse metal strip (21) of the unit block (2) located on the left side and the right side of the connecting block and the longitudinal metal strips (22) of the unit block (2) located on the front side and the back side of the connecting block, and the transverse metal strips (21) and the longitudinal metal strips (22) extending outwards from the unit block (1) located on the outer side of the cover body are fixedly connected with the fixed ring plate (4).
4. A floating disc according to claim 3, characterized in that: the bottom of the fixed ring plate (4) is provided with a supporting net (6) for supporting the cover body, and the supporting net (6) is formed by mutually splicing a plurality of cross beams and longitudinal beams.
5. The floating disc of claim 4, wherein: the lower end face of the supporting net (6) is provided with a plurality of supporting legs (7).
6. A float as claimed in any one of claims 1 to 5, wherein: the unit block (1) is made of foamed aluminum.
7. A float as claimed in any one of claims 1 to 5, wherein: the width of the unit block (1) is 300-450mm, the height of the unit block (1) is 100-200mm, and the length of the unit block (1) is 500-3000mm.
8. A float as claimed in any one of claims 1 to 5, wherein: the unit blocks (1) located at the outermost side of the cover body are special-shaped unit blocks capable of forming the cover body into a round shape.
9. A float as claimed in any one of claims 3 to 5, wherein: the left and right ends of the connecting block (23) are respectively embedded into the adjacent unit blocks (1), and the left and right sides of the longitudinal metal strip (22) connected with the connecting block (23) are respectively embedded into the adjacent unit blocks (1).
10. A float as claimed in any one of claims 3 to 5, wherein: the transverse metal strips (21) and the longitudinal metal strips (22) are made of steel bars, and the diameters of the steel bars are 10-14mm; or the transverse metal strips (21) and the longitudinal metal strips (22) are made of steel plates, wherein the thickness of the steel plates is 2-5mm, and the width of the steel plates is 10-50mm.
11. A float as claimed in any one of claims 1 to 5, wherein: the cover body is reserved with an air vent, a guide post hole for guiding and a manhole for overhauling, and openable sealing cover bodies are arranged at the air vent, the guide post hole and the manhole.
12. A float as claimed in any one of claims 1 to 5, wherein: the height of the fixed ring plate (4) is the same as that of the unit blocks (1), and the thickness of the fixed ring plate (4) is 1-3mm.
13. A storage tank, characterized in that: the tank comprising the float of any one of claims 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111566973.8A CN116280734A (en) | 2021-12-20 | 2021-12-20 | Floating disc and storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111566973.8A CN116280734A (en) | 2021-12-20 | 2021-12-20 | Floating disc and storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116280734A true CN116280734A (en) | 2023-06-23 |
Family
ID=86789266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111566973.8A Pending CN116280734A (en) | 2021-12-20 | 2021-12-20 | Floating disc and storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116280734A (en) |
-
2021
- 2021-12-20 CN CN202111566973.8A patent/CN116280734A/en active Pending
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