CN215157565U - Emergency drainage device for floating roof oil tank - Google Patents
Emergency drainage device for floating roof oil tank Download PDFInfo
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- CN215157565U CN215157565U CN202121717172.2U CN202121717172U CN215157565U CN 215157565 U CN215157565 U CN 215157565U CN 202121717172 U CN202121717172 U CN 202121717172U CN 215157565 U CN215157565 U CN 215157565U
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Abstract
The utility model discloses an emergency drainage device for a floating roof oil tank, which comprises a water seal tank, a water distributor, a water collecting filter, a fixed outer cylinder and a detachable inner cylinder; one end of the fixed outer cylinder is connected with the water collecting filter, and the other end of the fixed outer cylinder is connected with the top surface of the water seal tank; the detachable inner cylinder is arranged at the inner side of the fixed outer cylinder; the group of water spreaders are symmetrically and fixedly connected with two ends of the top surface of the water seal tank; under the normal state, the floater blocks the water filling port to separate air from water, so that the liquid storage can be effectively prevented from flowing back to the floating top by preventing water evaporation; when the depth of accumulated water on the floating roof of the floating roof oil tank exceeds the designed height of a filtering hole on the outer side surface of the water collecting filter, the accumulated water enters the detachable inner cylinder from the water collecting filter, the floater moves downwards under the action of water pressure, and the accumulated water enters the water seal tank and is discharged into the floating roof oil tank through the water distributor so as to prevent the floating roof from sinking; when the filter device and the detachable inner barrel need to be cleaned, the detachable inner barrel can be detached, and the operation is simple and convenient.
Description
Technical Field
The utility model relates to a drainage device specifically is a top oil tank emergency drainage device floats.
Background
The floating roof of the floating roof oil tank is directly exposed in the air, accumulated water and sundries collected on the floating roof can influence the running safety of the floating roof, and therefore, the floating roof oil tank is provided with a central drainage system to discharge the overload accumulated water on the floating roof and ensure the use safety of the floating roof of the oil tank. Generally, rainwater is drained out of the floating roof oil tank through a drain pipe of a central drainage system, but when the drain pipe of the central drainage system is blocked or cannot be used due to oil leakage, accumulated water on the floating roof cannot be drained out; in addition, when the rainfall is large, the drainage capacity of the central drainage system is limited, and accumulated water cannot be drained in time. Under the two conditions, the water on the floating roof is accumulated more and more, and when the weight of the accumulated water is greater than the buoyancy force which can be borne by the floating roof, the floating roof loses balance, so that serious accidents are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a floating roof oil tank emergency drainage device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an emergency drainage device for a floating roof oil tank comprises a water seal tank, a water distributor, a water collecting filter, a fixed outer cylinder and a detachable inner cylinder; one end of the fixed outer cylinder is connected with the water collecting filter, and the other end of the fixed outer cylinder is connected with the top surface of the water seal tank; the detachable inner cylinder is arranged at the inner side of the fixed outer cylinder; the water spreaders are symmetrically and fixedly connected with the two ends of the top surface of the water seal tank.
As a further aspect of the present invention: a circular through hole is formed in the center of the top surface of the water seal groove, and the outer side wall of the bottom end of the fixed outer cylinder is welded at the circular through hole; the fixed outer cylinder is sleeved on the outer side of the detachable inner cylinder, and the outer wall of the detachable inner cylinder is in contact connection with the inner wall of the fixed outer cylinder; the bottom end of the detachable inner cylinder penetrates through a circular through hole in the top surface of the water seal groove and extends into the water seal groove; annular mounting plates extending outwards are arranged at the tops of the fixed outer cylinder and the detachable inner cylinder; a group of threaded mounting holes are symmetrically formed in the annular mounting plate; the water seal tank is filled with water.
As a further aspect of the present invention: a group of water dispersers are symmetrically arranged on the top surface of the water seal tank and two sides of the fixed outer cylinder; the water distributor comprises a steel pipe, a flange cover and a bolt, wherein the bottom surface of the steel pipe is welded at a through hole formed in the top surface of the water seal tank; the top surface of the steel pipe is welded with a flange, and a group of symmetrically arranged bolts is connected with a flange cover above the flange.
As a further aspect of the present invention: the water collecting filter is a cylindrical shell; the top surface of the water collecting filter is a concave surface which is a water accumulating tank for collecting rainwater; the outer side surface and the bottom surface of the water collecting filter are uniformly provided with a plurality of strip-shaped filter holes; the top surface of the water collecting filter is provided with a handle; the top surface and the bottom surface of the water collecting filter are respectively and symmetrically provided with a group of thread through holes, and the connecting bolts sequentially penetrate through the thread through holes on the top surface and the bottom surface of the water collecting filter and thread mounting holes on the detachable inner cylinder and the fixed outer cylinder mounting plate to fixedly connect the water collecting filter, the water collecting filter and the outer cylinder mounting plate.
As a further aspect of the present invention: a filtering device is arranged on the inner side wall of the bottom of the detachable inner cylinder; the filtering device comprises an annular bracket, a filter screen and a fixing bolt; the annular bracket is fixedly connected to the inner side wall of the detachable inner cylinder; the filter screen is fixedly connected to the bottom surface of the annular bracket through a fixing bolt; the side surface of the filter screen is in contact connection with the inner side wall of the detachable inner cylinder.
As a further aspect of the present invention: a floater is movably arranged in the detachable inner cylinder; the float is a thin shell with a dish-shaped appearance, and the curved surface of the float is an elliptical surface.
As a further aspect of the present invention: a sealing ring is arranged on the inner side wall of the top end of the detachable inner cylinder; the sealing ring is annular and is sleeved outside the water filling port on the bottom surface of the water collecting filter; the floater is in contact connection with the bottom end of the water filling port; the bottom opening of the sealing ring is a horn-shaped opening.
Compared with the prior art, the beneficial effects of the utility model are that:
under the normal state, the floater is in contact connection with the bottom end of the water filling port to block the water filling port, so that air and water are separated, water evaporation is prevented, water seal failure caused by water loss is avoided, and liquid storage can be effectively prevented from flowing back to the floating roof; when the depth of accumulated water on the floating roof of the floating roof oil tank exceeds the designed height of a filtering hole on the outer side surface of the water collecting filter, the accumulated water enters the detachable inner cylinder from the water collecting filter, the floater moves downwards under the action of water pressure, and the accumulated water enters the water seal tank and is discharged into the floating roof oil tank through the water distributor so as to prevent the floating roof from sinking; when the overload accumulated water is discharged, the floater naturally recovers to a normal state to block the water filling port; when the filter device and the detachable inner barrel need to be cleaned, the detachable inner barrel can be detached, and the operation is simple and convenient.
Drawings
Fig. 1 is a schematic structural diagram of a floating roof tank emergency drainage device.
Fig. 2 is an external view of the emergency drainage device for the floating roof tank.
In the figure: 1. water sealing the tank; 2. a water diffuser; 3. a water collection filter; 4. fixing the outer cylinder; 5. the inner cylinder can be disassembled; 6. a float; 21. a steel pipe; 22. a flange; 23. a flange cover; 24. a bolt; 31. a water accumulation tank; 32. filtering holes; 33. a handle; 34. a connecting bolt; 35. a water injection port; 51. an annular support; 52. filtering with a screen; 53. fixing the bolt; 54. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, in an embodiment of the present invention, an emergency drainage device for a floating roof oil tank includes a water seal tank 1, a water diffuser 2, a water collecting filter 3, a fixed outer cylinder 4 and a detachable inner cylinder 5; one end of the fixed outer cylinder 4 is connected with the water collecting filter 3, and the other end of the fixed outer cylinder 4 is connected with the top surface of the water seal tank 1; the detachable inner cylinder 5 is arranged at the inner side of the fixed outer cylinder 4; a group of water dispersers 2 are symmetrically and fixedly connected with two ends of the top surface of the water seal tank 1.
A circular through hole is formed in the center of the top surface of the water seal tank 1, and the outer side wall of the bottom end of the fixed outer cylinder 4 is welded at the circular through hole; the fixed outer cylinder 4 is sleeved outside the detachable inner cylinder 5, and the outer wall of the detachable inner cylinder 5 is in contact connection with the inner wall of the fixed outer cylinder 4; the bottom end of the detachable inner cylinder 5 penetrates through a circular through hole in the top surface of the water seal tank 1 and extends into the water seal tank 1; annular mounting plates extending outwards are arranged at the tops of the fixed outer cylinder 4 and the detachable inner cylinder 5; a group of threaded mounting holes are symmetrically formed in the annular mounting plate; the water seal tank 1 is filled with water, and the water separates oil from air, so that the volatilization of light oil is prevented, and the function of sealing oil and gas with water is realized.
A group of water dispersers 2 are symmetrically arranged on the top surface of the water seal tank 1 and two sides of the fixed outer cylinder 4; the water diffuser 2 comprises a steel pipe 21, a flange 22, a flange cover 23 and a bolt 24, wherein the bottom surface of the steel pipe 21 is welded at a through hole formed in the top surface of the water seal tank 1; the top surface of the steel pipe 21 is welded with a flange 22, and a flange cover 23 is connected above the flange 22 through a group of symmetrically arranged bolts 24.
The water collecting filter 3 is a cylindrical shell; the top surface of the water collecting filter 3 is a concave surface which is a water collecting tank 31 for collecting rainwater; the outer side surface and the bottom surface of the water collecting filter 3 are uniformly provided with a plurality of strip-shaped filtering holes 32 for filtering water; the handle 33 is arranged on the top surface of the water collecting filter, so that the use is convenient; the top surface and the bottom surface of the water collecting filter 3 are respectively and symmetrically provided with a group of thread through holes, the connecting bolt 34 sequentially penetrates through the thread through holes on the top surface and the bottom surface of the water collecting filter 3, and thread mounting holes on the mounting plates of the detachable inner cylinder 5 and the fixed outer cylinder 4 to fixedly connect the three, the mounting structure is simple, and the detachment is also simple and convenient.
A filtering device is arranged on the inner side wall of the bottom of the detachable inner cylinder 5; the filtering device comprises an annular bracket 51, a filter screen 52 and a fixing bolt 53; the annular bracket 51 is fixedly connected to the inner side wall of the detachable inner cylinder 5; the filter screen 52 is fixedly connected to the bottom surface of the annular bracket 51 through a fixing bolt 53; the side surface of the filter screen 52 is in contact connection with the inner side wall of the detachable inner cylinder 5; the filter device avoids impurities from entering, and the purity of the stored liquid is guaranteed.
A floater 6 is movably arranged in the detachable inner cylinder 5; the float 6 is a thin shell with a dish-shaped appearance, and the curved surface of the float is an elliptical surface.
A sealing ring 54 is arranged on the inner side wall of the top end of the detachable inner cylinder 5; the sealing ring 54 is annular, and the sealing ring 54 is sleeved outside the water filling port 35 on the bottom surface of the water collecting filter 3; under the normal state, the floater 6 is in contact connection with the bottom end of the water filling port 35 to block the water filling port 35, so that air and water are separated, water evaporation is prevented, water seal failure caused by water loss is avoided, and liquid storage can be effectively prevented from flowing back to the floating roof; the bottom opening of the seal ring 54 is formed as a bell mouth, and the bell mouth has the function of increasing the area of the curved surface contact surface with the float 6, thereby improving the sealing effect.
The utility model discloses a theory of operation is:
under the normal state, the floater 6 is in contact connection with the bottom end of the water filling port 35 to block the water filling port 35, so that air and water are separated, water evaporation is prevented, water seal failure caused by water loss is avoided, and liquid storage can be effectively prevented from flowing back to the floating roof; when the depth of the accumulated water on the floating roof of the floating roof oil tank exceeds the designed height of the filtering holes 32 on the outer side surface of the water collecting filter 3, the accumulated water enters the detachable inner cylinder 5 from the water collecting filter 3, the floater 6 moves downwards under the action of water pressure, and the accumulated water enters the water seal tank 1 and is discharged into the floating roof oil tank through the water diffuser 2 so as to prevent the floating roof from sinking; when the overload accumulated water is discharged, the floater 6 naturally recovers to a normal state to block the water filling port 35; when the filter device and the detachable inner cylinder 5 need to be cleaned, the detachable inner cylinder 5 can be detached, and the operation is simple and convenient.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. An emergency drainage device for a floating roof oil tank comprises a water seal tank (1), a water distributor (2), a water collecting filter (3), a fixed outer cylinder (4) and a detachable inner cylinder (5); the water seal device is characterized in that one end of the fixed outer cylinder (4) is connected with the water collecting filter (3), and the other end of the fixed outer cylinder (4) is connected with the top surface of the water seal tank (1); the detachable inner cylinder (5) is arranged at the inner side of the fixed outer cylinder (4); the group of water dispersers (2) are symmetrically and fixedly connected to two ends of the top surface of the water seal tank (1); the fixed outer cylinder (4) is sleeved outside the detachable inner cylinder (5), and the outer wall of the detachable inner cylinder (5) is in contact connection with the inner wall of the fixed outer cylinder (4); the bottom end of the detachable inner cylinder (5) penetrates through a circular through hole on the top surface of the water seal tank (1) and extends into the water seal tank (1); annular mounting plates extending outwards are arranged at the tops of the fixed outer cylinder (4) and the detachable inner cylinder (5); a group of threaded mounting holes are symmetrically formed in the annular mounting plate; a filtering device is arranged on the inner side wall of the bottom of the detachable inner cylinder (5); the filtering device comprises an annular bracket (51), a filter screen (52) and a fixing bolt (53); the annular bracket (51) is fixedly connected to the inner side wall of the detachable inner cylinder (5); the filter screen (52) is fixedly connected to the bottom surface of the annular bracket (51) through a fixing bolt (53); the side surface of the filter screen (52) is in contact connection with the inner side wall of the detachable inner cylinder (5).
2. The emergency drainage device of the floating roof tank as claimed in claim 1, wherein a circular through hole is formed in the center of the top surface of the water seal tank (1), and the outer side wall of the bottom end of the fixed outer cylinder (4) is welded at the circular through hole; the water seal tank (1) is filled with water.
3. The emergency drainage device of the floating roof tank as claimed in claim 1 or 2, wherein a group of water dispersers (2) are symmetrically arranged on the top surface of the water seal tank (1) and two sides of the fixed outer cylinder (4); the water distributor (2) comprises a steel pipe (21), a flange (22), a flange cover (23) and a bolt (24), wherein the bottom surface of the steel pipe (21) is welded at a through hole formed in the top surface of the water seal tank (1); the top surface of the steel pipe (21) is welded with a flange (22), and a flange cover (23) is connected with the upper part of the flange (22) through a group of symmetrically arranged bolts (24).
4. A floating roof tank emergency drain arrangement according to claim 1, characterized in that the water collecting filter (3) is a cylindrical housing; the top surface of the water collecting filter (3) is a concave surface which is a water collecting tank (31) used for collecting rainwater; a plurality of strip-shaped filtering holes (32) are uniformly formed in the outer side surface and the bottom surface of the water collecting filter (3); the top surface of the water collecting filter is provided with a handle (33); the top surface and the bottom surface of the water collecting filter (3) are respectively and symmetrically provided with a group of thread through holes, and the connecting bolt (34) sequentially penetrates through the thread through holes on the top surface and the bottom surface of the water collecting filter (3), and the thread mounting holes on the detachable inner cylinder (5) and the fixed outer cylinder (4) mounting plate to fixedly connect the three.
5. A floating roof tank emergency drain arrangement according to claim 1, characterized in that a float (6) is movably arranged in the detachable inner barrel (5); the float (6) is a thin shell with a dish-shaped appearance, and the curved surface of the float is an elliptical surface.
6. A floating roof tank emergency drain device according to claim 1 or 5, characterized in that the inner side wall of the top end of the detachable inner cylinder (5) is provided with a sealing ring (54); the sealing ring (54) is annular, and the sealing ring (54) is sleeved outside the water filling port (35) on the bottom surface of the water collecting filter (3); the floater (6) is in contact connection with the bottom end of the water filling port (35); the bottom opening of the seal ring (54) is formed as a bell mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121717172.2U CN215157565U (en) | 2021-07-27 | 2021-07-27 | Emergency drainage device for floating roof oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121717172.2U CN215157565U (en) | 2021-07-27 | 2021-07-27 | Emergency drainage device for floating roof oil tank |
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| Publication Number | Publication Date |
|---|---|
| CN215157565U true CN215157565U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121717172.2U Active CN215157565U (en) | 2021-07-27 | 2021-07-27 | Emergency drainage device for floating roof oil tank |
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| CN (1) | CN215157565U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115367317A (en) * | 2022-02-14 | 2022-11-22 | 中国石油工程建设有限公司 | Floating top cover for oil-containing sewage pool |
-
2021
- 2021-07-27 CN CN202121717172.2U patent/CN215157565U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115367317A (en) * | 2022-02-14 | 2022-11-22 | 中国石油工程建设有限公司 | Floating top cover for oil-containing sewage pool |
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