CN218596177U - Purification tank for removing floating oil - Google Patents
Purification tank for removing floating oil Download PDFInfo
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- CN218596177U CN218596177U CN202222514748.6U CN202222514748U CN218596177U CN 218596177 U CN218596177 U CN 218596177U CN 202222514748 U CN202222514748 U CN 202222514748U CN 218596177 U CN218596177 U CN 218596177U
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- oil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
Abstract
The utility model discloses a purification tank for removing floating oil, which comprises an oil baffle weir, an oil discharge pipe and a tank wall, wherein the oil baffle weir is positioned at the inner side of the tank wall, the oil baffle weir is enclosed to form an oil baffle area, a clear water area is formed between the tank wall and the oil baffle weir, one end of the oil discharge pipe is positioned at the upper part of the oil baffle area, and the other end is communicated with the outside for discharging the floating oil in the oil baffle area; the oil blocking area is communicated with the bottom of the clear water area. Sewage continuously enters from the bottom of the purification tank and fills the whole purification tank, dirty oil in the sewage turns upwards after entering from the bottom of the purification tank, the oil blocking weir collects the dirty oil in the oil blocking area, and the dirty oil floats on the water surface and the oil blocking area is communicated with the bottom of the clean water area, so that the dirty oil can be kept in the oil blocking area, and the sewage without the dirty oil enters the clean water area; because the dirty oil forms the oil slick on the surface of the dirty water in the oil blocking area, the oil discharge pipe can discharge the oil slick out of the purifying tank.
Description
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a purification tank for removing floating oil.
Background
At present, most of metal processing cooling adopts circulating water for direct cooling, because the circulating cooling water is in direct contact with materials, grease on the surface of the materials and lubricating grease outside each metal processing device are dissolved and emulsified in the circulating cooling water at high temperature required by the metal processing process, chemical agents are added and then removed through an advection pool, an oil remover or other facilities, and the oil content is less than 10mg/l according to the water quality index of direct cooling system circulating cooling water of the GB 50050-2017 industrial circulating cooling water treatment design standard. In the production process, due to incomplete process facilities, unstable circulation amount of circulating cooling water, equipment overhaul accidents, oil leakage, oil removal equipment faults and the like, a large amount of oil in the circulating cooling water is increased, sometimes even the oil content is several times less than 10mg/l, even 200-300mg/l, specified by the circulating cooling water quality index of a direct cooling system in the national standard GBT 50050-2017 industrial circulating cooling water treatment design specification, the oil can be recovered to be normal within 2-4 days according to conventional treatment, if the oil is not completely removed in a short time, the water quality is deteriorated, the production is seriously influenced, even most of the circulating cooling water needs to be replaced to reach the water quality standard, the replaced sewage consumes a large amount of manpower and material resources for treatment, and the production cost of enterprises is greatly increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a get rid of purifying pond of oil slick can clear up the grease in the sewage fast, and the material resources of using manpower sparingly reduce the manufacturing cost of enterprise.
Realize the utility model discloses the technical scheme of purpose is: a purification pool for removing floating oil comprises an oil retaining weir, an oil discharge pipe and a pool wall, wherein the oil retaining weir is positioned on the inner side of the pool wall, the oil retaining weir is enclosed to form an oil retaining area, a clear water area is formed between the pool wall and the oil retaining weir, one end of the oil discharge pipe is positioned on the upper part of the oil retaining area, and the other end of the oil discharge pipe is communicated with the outside and used for discharging the floating oil in the oil retaining area; the oil blocking area is communicated with the bottom of the clear water area.
Sewage continuously enters from the bottom of the purification tank and fills the whole purification tank, dirty oil in the sewage turns upwards after entering from the bottom of the purification tank, the oil blocking weir collects the dirty oil in the oil blocking area, and the dirty oil floats on the water surface and the oil blocking area is communicated with the bottom of the clean water area, so that the dirty oil can be kept in the oil blocking area, and the sewage without the dirty oil enters the clean water area; because the dirty oil forms the oil slick on the surface of the dirty water in the oil blocking area, the oil discharge pipe can discharge the oil slick out of the purifying tank.
The oil blocking weir is fixed on the pool wall through the supporting rod, and is fixed on the pool wall, the oil blocking weir is stable, and cannot float in the purification pool, so that the dirty oil floating at the bottom can be better collected.
The bottom of the purification tank is provided with a water inlet pipe, and the oil retaining weir is positioned above the water inlet pipe. Because the density of sump oil is less compared in water the purifying tank bottom the inlet tube can constantly upwards turn over after getting into and gush the surface of sewage, is located directly over the inlet tube the oil discharge weir just can accurately collect sump oil, sump oil seldom will incline to turn over to gush, get into clear water district (B).
The bottom of the oil retaining weir is close to the pool wall, and a gap is arranged between the oil retaining weir and the pool wall. In order to prevent little dirty oil from entering the clean water area when the dirty oil turns upwards, the bottom of the oil retaining weir is close to the pool wall, so that a small gap is formed, most of the dirty oil enters the clean water area directly upwards in the process of turning upwards along with the dirty water from the bottom of the purification pool, and the dirty oil rarely enters the clean water area through the gap.
The size of the bottom of the pool wall is gradually reduced, and the pool wall is funnel-shaped. The funnel-shaped purification tank is convenient for collecting sludge settled in sewage on one hand, because chemicals can be scattered in the purification tank in the process of treating the floating oil, impurities in the dirty oil are separated, the sewage is purified, and the dirty oil can settle downwards in the process; on the other hand, the oil retaining weir is positioned in the tank wall, and sewage enters the purification tank from the bottom of the funnel-shaped purification tank and then also turns over and gushes upwards directly to enter the oil retaining area.
The bottom of purifying tank is provided with the valve that is used for discharging silt, pauses after mud reaches certain degree the inlet tube is intake, opens the valve and carries out sewage entering again behind the accumulational mud discharge the purifying tank is handled.
And a flushing pipe is arranged on the oil blocking weir, and a water outlet of the flushing pipe is arranged in the oil blocking weir. Because it is regional great to keep off oil, and the floating oil has some corners to be difficult to collect at the in-process of collecting, sets up a plurality ofly the wash pipe can with the dirty oil in keeping off oil region is to the opening of oil extraction pipe blows, is convenient for oil extraction pipe discharge floating oil.
The delivery port orientation of wash pipe the oil extraction pipe is convenient for blow away the oil slick to the opening part of oil extraction pipe.
And the top of the pool wall is provided with an overflow gullet, and the highest position of the oil retaining weir is higher than the highest position of the overflow gullet. The sewage in the clean water area is continuously fed into the bottom of the purification tank because the water surface of the sewage does not have floating oil, the sewage in the clean water area flows out from the overflow gullets after the water surface of the sewage exceeds the height of the overflow gullets on the tank wall, and the flowing-out sewage can be repeatedly utilized because of no dirty oil, so that the energy is saved; the height of the oil retaining weir is higher than the highest position of the overflow gullet, so that the rising of the water surface in the clean water area and the oil retaining area is not worried about, and the floating oil in the oil retaining area can spread into the clean water area from the top of the oil retaining weir.
The oil drainage pipe positioned at the upper part of the oil blocking area is provided with an oil guide part which is opened outwards, and the oil guide part is gradually lifted from the pipe wall of the oil drainage pipe to two sides and is used for discharging floating oil on the water surface. The oil drainage pipe is provided with an oil guide part, the oil guide part gradually rises towards two sides to form an inclined plane, and the highest position of the inclined plane is slightly lower than the water surface of the oil blocking area, so that floating oil floating on the water surface enters the oil drainage pipe along the inclined plane. The oil guide part is compared with the opening of the oil discharge pipe, so that the inlet area is enlarged, the inclined surface can play a role in guiding flow, and floating oil can be more favorably poured into the oil discharge pipe.
By adopting the technical scheme, the utility model discloses following beneficial effect has: (1) The dirty oil doped in the sewage is treated more quickly, the time is saved, and the efficiency of removing the grease in the sewage is improved; (2) The sludge in the sewage can be collected conveniently, and the aim of purifying the sewage is further fulfilled; (3) The treated sewage can be reused, thereby saving energy and reducing cost.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic top view of a purification tank according to the present invention;
FIG. 2 is a schematic diagram of the longitudinal section structure of the purification tank of the present invention;
FIG. 3 is a structural schematic of the overflow gullet of the present invention;
fig. 4 is a structural schematic of the oil drain pipe of the present invention.
The reference numbers in the drawings are: 1 oil baffle weir; 2, an oil discharge pipe; 2-1 oil guide part; 3, a pool wall; 4, supporting rods; 5, a water inlet pipe; 6, a valve; 7 a flushing pipe; 8, an overflow gullet; a, an oil blocking area; and B, a clear water area.
Detailed Description
Example (b):
as shown in fig. 1, a purification tank for removing floating oil comprises an oil blocking weir 1, an oil discharge pipe 2 and a tank wall 3, wherein the oil blocking weir 1 is located on the inner side of the tank wall 3, the oil blocking weir 1 encloses to form an oil blocking area a, a clear water area B is formed between the tank wall 3 and the oil blocking weir 1, one end of the oil discharge pipe 2 is located on the upper part of the oil blocking area a, and the other end of the oil discharge pipe is communicated with the outside for discharging the floating oil in the oil blocking area a; the oil blocking area A is communicated with the bottom of the clear water area B. The sewage continuously enters from the bottom of the purification tank and fills the whole purification tank, as the dirty oil in the sewage turns upwards after entering from the bottom of the purification tank, the oil blocking weir 1 collects the dirty oil in the oil blocking area A, and as the dirty oil floats on the water surface and the oil blocking area A is communicated with the bottom of the clean water area B, the dirty oil can be kept in the oil blocking area A, and the sewage with the dirty oil removed enters the clean water area B; because the dirty oil forms the oil slick on the surface of the dirty water in the oil blocking area A, the oil discharge pipe 2 can discharge the oil slick out of the purifying tank.
Keep off the oil weir 1 and fix through bracing piece 4 on the pool wall 3, fix on the pool wall 3 keep off oil weir 1 is more stable, can not float in the purification tank, the dirty oil that the better collection bottom floated.
The bottom of the purification tank is provided with a water inlet pipe 5, and the oil retaining weir 1 is positioned above the water inlet pipe 5. Because the density of sump oil is less compared in water the purifying tank bottom inlet tube 5 gets into the back and can constantly upwards turn over and gush the surface of sewage, is located directly over inlet tube 5 the oil discharge weir just can accurately collect the sump oil, sump oil seldom will incline to turn over to gush, get into clear water district B.
As shown in fig. 2, the bottom of the oil dam 1 is close to the pool wall 3 with a gap therebetween. In order to prevent little dirty oil from entering the clean water area B when the dirty oil is turned upwards, the bottom of the oil retaining weir 1 is close to the tank wall 3, so that a small gap is formed, so that after the dirty oil enters from the bottom of the purification tank along with the dirty water, most of the dirty oil is directly turned upwards during the upward turning process, and the dirty oil rarely enters the clean water area B through the gap.
The size of the bottom of the pool wall 3 is gradually reduced and is funnel-shaped. The funnel-shaped purification tank is convenient for collecting sludge settled in sewage on one hand, because chemicals can be scattered in the purification tank in the process of treating the floating oil, impurities in the dirty oil are separated, the sewage is purified, and the dirty oil can settle downwards in the process; on the other hand, the oil retaining weir 1 is positioned in the tank wall 3, and sewage enters the purification tank from the bottom of the funnel-shaped purification tank and then also directly and upwards turns over and flows into the oil retaining area A.
The bottom of the purification tank is provided with a valve 6 for discharging sludge, the water inlet of the water inlet pipe 5 is suspended after the sludge reaches a certain degree, and the valve 6 is opened to discharge the accumulated sludge and then carry out sewage treatment in the purification tank.
As shown in fig. 1, a flushing pipe 7 is disposed on the oil weir 1, and a water outlet of the flushing pipe 7 is located inside the oil weir 1. Because it is great to keep off oil zone A, and the oil slick has some corners to be difficult to collect at the in-process of collecting, sets up a plurality ofly the wash pipe 7 can with the dirty oil in keeping off oil zone A blows to the opening of oil extraction pipe 2, is convenient for oil extraction pipe 2 discharges the oil slick. The delivery port orientation of wash pipe 7 oil extraction pipe 2 is convenient for blow away the oil slick to the opening part of oil extraction pipe 2.
As shown in fig. 1 and 3, the top of the tank wall 3 is provided with overflow gullets 8, and the highest position of the oil weir 1 is higher than the highest position of the overflow gullets 8. The sewage in the clean water area B does not have floating oil on the water surface, the water continuously enters the bottom of the purification tank, the water surface of the sewage in the clean water area B exceeds the height of the overflow gullets 8 on the tank wall 3 and then flows out from among the overflow gullets 8, and the flowing-out sewage can be recycled due to no dirty oil, so that the energy is saved; the height of the oil retaining weir 1 is higher than the highest position of the overflow gullet 8, so that the water surface of the clean water area B does not need to be worried about rising, and floating oil in the oil retaining area A can spread into the clean water area B from the top of the oil retaining weir 1.
As shown in fig. 1 and 4, the oil drainage pipe 2 located at the upper part of the oil blocking area a has an oil guiding portion 2-1 which is flared outward, and the oil guiding portion 2-1 is gradually raised from the pipe wall of the oil drainage pipe 2 to both sides for draining the floating oil on the water surface. The oil drainage pipe 2 is provided with an oil guide part 2-1, the oil guide part 2-1 gradually rises towards two sides to form an inclined plane, and the highest position of the inclined plane is slightly lower than the water surface of the oil blocking area A, so that floating oil floating on the water surface can enter the oil drainage pipe 2 along the inclined plane. Compared with the opening of the oil discharge pipe 2, the oil guide part 2-1 not only enlarges the inlet area, but also forms the inclined plane which can play a role in guiding flow, and is more beneficial to floating oil to flow into the oil discharge pipe 2.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The purification tank for removing the floating oil is characterized by comprising an oil blocking weir (1), an oil discharge pipe (2) and a tank wall (3), wherein the oil blocking weir (1) is positioned on the inner side of the tank wall (3), the oil blocking weir (1) is enclosed to form an oil blocking area (A), a clear water area (B) is formed between the tank wall (3) and the oil blocking weir (1), one end of the oil discharge pipe (2) is positioned on the upper part of the oil blocking area (A), and the other end of the oil discharge pipe is communicated with the outside and used for discharging the floating oil in the oil blocking area (A); the oil blocking area (A) is communicated with the bottom of the clear water area (B).
2. A depuration tank for removing oil slick according to claim 1, characterized in that said oil weir (1) is fixed on said tank wall (3) by means of support bars (4).
3. A purifying tank for removing floating oil as defined in claim 1, characterized in that the bottom of the purifying tank is provided with an inlet pipe (5), and the oil-retaining weir (1) is located above the inlet pipe (5).
4. A depuration tank for removing oil slick according to claim 3, characterized in that there is a gap between the bottom of the oil weir (1) and the tank wall (3).
5. A depuration tank for removing oil slick according to claim 1, characterized in that the bottom of the tank wall (3) is gradually reduced in size and is funnel-shaped.
6. A tank for removing oil slick according to claim 5, characterized in that the bottom of the tank is provided with a valve (6) for discharging sludge.
7. A purification tank for removing floating oil according to claim 1, wherein a flushing pipe (7) is arranged on the oil-blocking weir (1), and a water outlet of the flushing pipe (7) is arranged inside the oil-blocking weir (1).
8. A depuration tank for removing oil slick according to claim 7, characterized in that the outlet of said flushing pipe (7) is directed towards said oil drain pipe (2).
9. A purification tank for removing floating oil according to claim 1, wherein the top of the tank wall (3) is provided with overflow gullets (8), and the highest position of the oil retaining weir (1) is higher than the highest position of the overflow gullets (8).
10. A purification tank for removing floating oil according to claim 1, wherein the oil discharge pipe (2) located at the upper part of the oil blocking area (a) has an oil guide part (2-1) which is flared outward, and the oil guide part (2-1) is gradually raised from the pipe wall of the oil discharge pipe (2) to both sides for discharging floating oil on the water surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222514748.6U CN218596177U (en) | 2022-09-22 | 2022-09-22 | Purification tank for removing floating oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222514748.6U CN218596177U (en) | 2022-09-22 | 2022-09-22 | Purification tank for removing floating oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218596177U true CN218596177U (en) | 2023-03-10 |
Family
ID=85401253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222514748.6U Active CN218596177U (en) | 2022-09-22 | 2022-09-22 | Purification tank for removing floating oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218596177U (en) |
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2022
- 2022-09-22 CN CN202222514748.6U patent/CN218596177U/en active Active
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