CN215516883U - Rainwater deoiling demanganization clean system - Google Patents
Rainwater deoiling demanganization clean system Download PDFInfo
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- CN215516883U CN215516883U CN202121464319.1U CN202121464319U CN215516883U CN 215516883 U CN215516883 U CN 215516883U CN 202121464319 U CN202121464319 U CN 202121464319U CN 215516883 U CN215516883 U CN 215516883U
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Abstract
The utility model discloses a rainwater oil and manganese removal purification system which comprises an oil removal section and a manganese removal section, wherein the oil removal section comprises a rainwater pool to be treated, a fine filtration tank and an oil removal tank which are sequentially connected through a rainwater pipeline, a filtration assembly is arranged in the fine filtration tank, and a filter element is arranged in the oil removal tank; the manganese removal section comprises an unqualified rainwater tank, a high-efficiency sedimentation tank, a V-shaped filter tank and a V-shaped filter tank water production tank which are sequentially connected through a rainwater pipeline, and a manganese sand filter material is arranged in the V-shaped filter tank; the oil removing tank is respectively connected with the V-shaped filter pool and the V-shaped filter pool production pool through rainwater pipelines, and the V-shaped filter pool production pool is connected with the unqualified rainwater pool through rainwater pipelines. According to the utility model, through reasonable arrangement of the oil removing section and the manganese removing section, oil and manganese ions in rainwater of a petrochemical plant can be effectively removed under the synergistic effect of the devices, so that the polluted rainwater is prevented from being discharged outside to pollute the environment; meanwhile, the purified rainwater can reach the recycling standard, the rainwater resource in the factory can be recycled, and the production cost is reduced.
Description
Technical Field
The utility model relates to the technical field of rainwater purification, in particular to a rainwater oil and manganese removal purification system.
Background
At present, rainwater of petrochemical plants is generally collected by a rainwater ditch and directly discharged after entering a rainwater collecting pool. However, the rainwater is polluted by manganese ions in soil in the process of collecting the rainwater, and more oils are contained in the rainwater when the rainwater passes through the storage and transportation tank area and other fields or abnormal devices in a plant, so that the rainwater is directly discharged to pollute the environment and cannot meet the requirement of environmental protection.
The rainwater purification system in the prior art is only suitable for purification of general rainwater, for example, the publication of "a rainwater collection and purification system" in chinese patent document, which is No. CN209723105U, includes a rainwater collection tank and a rainwater purification tank; rainwater collecting tank and rainwater water purification pond set up at both ends, rainwater collecting tank includes four modules: the device comprises an overflow module, a collection module, a blowing module and a filtering module; the rainwater clean water tank comprises two modules: the device comprises an extraction module and a supplement module.
Because the oil content and the manganese content in general rainwater are lower, when the existing rainwater purification system is used for purifying the rainwater polluted in a petrochemical plant, the oil and the manganese in the rainwater cannot be effectively removed, and the purification and the recycling of the polluted rainwater cannot be realized.
Disclosure of Invention
The utility model provides a rainwater oil-removing and manganese-removing purification system, aiming at overcoming the problems that when the existing rainwater purification system is used for purifying polluted rainwater in a petrochemical plant, oil and manganese in the rainwater cannot be effectively removed, and the polluted rainwater cannot be purified and recycled, and the oil and manganese ions in the polluted rainwater can be effectively removed through the matching of all devices, so that the polluted rainwater is prevented from being discharged outside to pollute the environment; meanwhile, the purified rainwater can reach the recycling standard, and the recycling of rainwater resources in a plant can be realized.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a rainwater oil and manganese removal purification system comprises an oil removal section and a manganese removal section, wherein the oil removal section comprises a rainwater pool to be treated, a fine filtration tank and an oil removal tank which are sequentially connected through a rainwater pipeline, a filtration assembly is arranged in the fine filtration tank, and a filter element is arranged in the oil removal tank; the manganese removal section comprises an unqualified rainwater tank, a high-efficiency sedimentation tank, a V-shaped filter tank and a V-shaped filter tank water production tank which are sequentially connected through a rainwater pipeline, and a manganese sand filter material is arranged in the V-shaped filter tank; the oil removing tank is respectively connected with the V-shaped filter pool and the V-shaped filter pool through rainwater pipelines, and the V-shaped filter pool is connected with the unqualified rainwater pool through rainwater pipelines.
The system is provided with an oil removing section and a manganese removing section, wherein the oil removing section is used for removing oil in rainwater so that the rainwater can reach the drainage standard; the manganese removing section is used for removing manganese in rainwater so that the rainwater can reach the recycling standard; the oil removal section and the manganese removal section can be operated in parallel or in series.
In the oil removal section during parallel operation, rainwater enters a fine filtering tank from a rainwater pool to be treated, and suspended particles in the rainwater are filtered and removed; then the filtered rainwater enters an oil removal tank, and oil in the rainwater is filtered and removed through a filter element; and the deoiled rainwater enters a water production tank of the V-shaped filter tank and is discharged. In the demanganization section, rainwater enters the efficient sedimentation tank through the unqualified rainwater tank to remove suspended particles, then enters the V-shaped filter tank, manganese in the rainwater is removed through the filtering action of the manganese sand filter material, and the demanganized rainwater enters the V-shaped filter tank water production tank and then is subsequently discharged or recycled. When the series connection operation is carried out, rainwater firstly passes through the oil removal section, effluent in the oil removal tank enters the V-shaped filter tank for manganese removal, and the rainwater subjected to manganese removal enters the water production tank of the V-shaped filter tank for subsequent discharge or recycling. Meanwhile, the water in the V-shaped filter pond can be monitored on line, and when the manganese content in the water in the pond does not reach the standard, the water can be returned to the unqualified rainwater pond for secondary manganese removal treatment.
According to the utility model, through reasonable arrangement of the oil removing section and the manganese removing section, oil and manganese ions in rainwater of a petrochemical plant can be effectively removed under the synergistic effect of the devices, so that the polluted rainwater is prevented from being discharged outside to pollute the environment; meanwhile, the purified rainwater can reach the recycling standard, the rainwater resource in the factory can be recycled, and the production cost is reduced.
Preferably, rainwater pumps are respectively arranged on rainwater pipelines between the rainwater pool to be treated and the fine filtration tank, between the unqualified rainwater pool and the high-efficiency sedimentation tank and between the water production pool of the V-shaped filter tank and the unqualified rainwater pool.
Preferably, the bottom of the high-efficiency sedimentation tank is provided with a sludge hopper, and the sludge hopper is sequentially connected with a sludge concentration tank and a filter press through sludge pipelines. The system is provided with the sludge concentration tank and the filter press, sludge generated in the high-efficiency sedimentation tank is concentrated by the sludge concentration tank and then enters the filter press for dehydration, and the dehydrated sludge is convenient for subsequent transportation and treatment.
Preferably, sludge pumps are respectively arranged on sludge pipelines between the sludge hopper and the sludge concentration tank and between the sludge concentration tank and the filter press.
Preferably, a V-shaped filter tank wastewater pond is also arranged in the manganese removal section; the water producing tank of the V-shaped filter tank is respectively connected with the V-shaped filter tank and the fine filter tank through back flush pipelines, and the V-shaped filter tank and the fine filter tank are respectively connected with the waste water tank of the V-shaped filter tank and the unqualified rain water tank in sequence through back flush pipelines. According to the utility model, the water production tank of the V-shaped filter tank is respectively connected with the V-shaped filter tank and the fine filtration tank through the backwashing pipelines, and the V-shaped filter tank and the fine filtration tank can be backwashed by using treated rainwater in the water production tank of the V-shaped filter tank, so that the filtering capacities of the V-shaped filter tank and the fine filtration tank are improved, and the service life of a filtering material is prolonged; and the water after back flushing enters a wastewater pool of the V-shaped filter pool for storage, and then enters an unqualified rainwater pool for retreatment.
Preferably, a wastewater lifting pump is respectively arranged on a back flushing pipeline between the V-shaped filter pool production tank and the V-shaped filter pool and the fine filter tank and on a back flushing pipeline between the V-shaped filter pool waste water pool and the unqualified rainwater pool.
Preferably, the bottom of the V-shaped filter chamber is connected with an air pump through an air pipeline. The bottom of the V-shaped filter is connected with an air pump, so that the combination of air flushing and water flushing can be realized when the V-shaped filter is subjected to back flushing, the back flushing efficiency is improved, and the filtering capacity of the V-shaped filter to manganese ions is favorably improved.
Preferably, the oil removing section is also provided with an oil removing wastewater pool connected with the oil removing tank through a back flushing pipeline.
Therefore, the utility model has the following beneficial effects:
(1) the system is provided with the oil removing section and the manganese removing section, so that oil and manganese ions in rainwater of a petrochemical plant can be effectively removed under the synergistic action of all devices, and the polluted rainwater is prevented from being discharged outside to pollute the environment; meanwhile, the purified rainwater can reach the recycling standard, so that the rainwater resources in the factory can be recycled, and the production cost is reduced;
(2) the oil removal section and the manganese removal section can run in parallel or in series, and the treatment mode is flexible;
(3) a backwashing pipeline and a sludge treatment device are arranged in the system, the treated rainwater is utilized to backwash the V-shaped filter tank and the fine filter tank, and the sludge generated in the high-efficiency sedimentation tank is concentrated and dehydrated, so that the filtering capacity of the system is improved, and the subsequent transportation and treatment of the sludge generated in the treatment process are facilitated.
Drawings
Fig. 1 is a schematic view of a connection structure of the present invention.
In the figure: 1 a rainwater pool to be treated, 2 a fine filtration tank, 3 an oil removal tank, 4 an unqualified rainwater pool, 5 a high-efficiency sedimentation tank, 5-1 a sludge hopper, a 6V type filtration pool, a 7V type filtration pool water production pool, an 8V type filtration pool wastewater pool, a 9 oil removal wastewater pool, a 10 sludge concentration pool, a 11 pressure filter, 12 a rainwater pipeline, 13 a back flushing pipeline, 14 a sludge pipeline, 15 an air pipeline, 16 a rainwater pump, 17 a wastewater lift pump, 18 a sludge pump and 19 an air pump.
Detailed Description
The utility model is further described with reference to the following detailed description and accompanying drawings.
In the present invention, all the devices and apparatuses are commercially available or commonly used in the industry, if not specifically mentioned.
Example (b):
as shown in fig. 1, a rainwater oil and manganese removal purification system comprises an oil removal section and a manganese removal section, wherein the oil removal section comprises a rainwater pool 1 to be treated, a fine filtration tank 2 and an oil removal tank 3 which are sequentially connected through a rainwater pipeline 12, a filter assembly is arranged in the fine filtration tank, and a filter element is arranged in the oil removal tank; the manganese removal section comprises an unqualified rainwater tank 4, a high-efficiency sedimentation tank 5, a V-shaped filter tank 6 and a V-shaped filter tank water production tank 7 which are sequentially connected through a rainwater pipeline, and a manganese sand filter material is arranged in the V-shaped filter tank; the oil removing tank is respectively connected with the V-shaped filter tank and the V-shaped filter tank water production tank through rainwater pipelines, and the V-shaped filter tank water production tank is connected with the unqualified rainwater tank through a rainwater pipeline; rainwater pumps 16 are respectively arranged on rainwater pipelines between the rainwater pool to be treated and the fine filtration tank, between the unqualified rainwater pool and the high-efficiency sedimentation tank and between the water production pool of the V-shaped filter tank and the unqualified rainwater pool.
The bottom of the high-efficiency sedimentation tank is provided with a sludge bucket 5-1, the sludge bucket is sequentially connected with a sludge concentration tank 10 and a filter press 11 through a sludge pipeline 14, sludge pumps 18 are respectively arranged on the sludge pipelines between the sludge bucket and the sludge concentration tank and between the sludge concentration tank and the filter press, and the filter press adopts a plate-and-frame filter press.
The manganese removal section is also provided with a V-shaped filter tank wastewater pool 8; the water producing tank of the V-shaped filter tank is respectively connected with the V-shaped filter tank and the fine filter tank through a back flush pipeline 13, and the V-shaped filter tank and the fine filter tank are respectively connected with the waste water tank of the V-shaped filter tank and the unqualified rain water tank in sequence through back flush pipelines; a wastewater lifting pump 17 is respectively arranged on a back flushing pipeline between the V-shaped filter pool water producing tank and the V-shaped filter pool and the fine filter tank and on a back flushing pipeline between the V-shaped filter pool wastewater pool and the unqualified rainwater pool; the bottom of the V-shaped filter chamber is connected with an air pump 19 through an air pipeline 15; an oil removal wastewater pool 9 connected with the oil removal tank through a back flush pipeline is also arranged in the oil removal section.
The system is provided with an oil removing section and a manganese removing section, wherein the oil removing section is used for removing oil in rainwater so that the rainwater can reach the drainage standard; the manganese removing section is used for removing manganese in rainwater so that the rainwater can reach the recycling standard; the oil removal section and the manganese removal section can be operated in parallel or in series.
When the device is operated in parallel, in the oil removing section, rainwater enters the fine filtering tank from the rainwater pool to be treated under the action of the rainwater pump, and suspended particles in the rainwater are filtered and removed; then the filtered rainwater enters an oil removal tank, and oil in the rainwater is filtered and removed through a filter element; and the deoiled rainwater enters a water production tank of the V-shaped filter tank and is discharged. In the demanganization section, rainwater enters the high-efficiency sedimentation tank through an unqualified rainwater tank under the action of a rainwater pump to remove suspended particles, then the effluent of the high-efficiency sedimentation tank automatically flows to the V-shaped filter tank, manganese in the rainwater is removed through the filtering action of the manganese sand filter material, and the demanganized rainwater automatically flows to the V-shaped filter tank to be discharged or recycled subsequently. When the series connection operation is carried out, rainwater firstly passes through the oil removal section, effluent in the oil removal tank enters the V-shaped filter tank for manganese removal, and the rainwater subjected to manganese removal enters the water production tank of the V-shaped filter tank for subsequent discharge or recycling. Meanwhile, water in the V-shaped filter pond can be monitored on line, and when the manganese content in the water in the pond does not reach the standard, the water can be returned to an unqualified rainwater pond again under the action of a rainwater pump to be subjected to secondary manganese removal treatment.
According to the utility model, the water production tank of the V-shaped filter tank is respectively connected with the V-shaped filter tank and the fine filter tank through the backwashing pipelines, and the V-shaped filter tank and the fine filter tank can be backwashed by using treated rainwater in the water production tank of the V-shaped filter tank under the action of the wastewater lifting pump, so that the filtering capacities of the V-shaped filter tank and the fine filter tank are improved, and the service life of a filtering material is prolonged; and the water after back flushing enters a wastewater pool of the V-shaped filter pool for storage, and then enters an unqualified rainwater pool for retreatment. Meanwhile, the bottom of the V-shaped filter tank is connected with an air pump, air can be pumped into the V-shaped filter tank by the air pump, and air flushing and water flushing can be combined when the V-shaped filter tank is backwashed, so that the backwashing efficiency is improved, and the filtering capacity of the V-shaped filter tank on manganese ions is improved. The system is also provided with a sludge concentration tank and a filter press, sludge generated in the high-efficiency sedimentation tank is concentrated by the sludge concentration tank and then enters the filter press for dehydration, and the dehydrated sludge is convenient for subsequent transportation and treatment.
According to the utility model, through reasonable arrangement of the oil removing section and the manganese removing section, oil and manganese ions in rainwater of a petrochemical plant can be effectively removed under the synergistic effect of the devices, so that the polluted rainwater is prevented from being discharged outside to pollute the environment; meanwhile, the purified rainwater can reach the recycling standard, the rainwater resource in the factory can be recycled, and the production cost is reduced.
Claims (8)
1. A rainwater oil and manganese removal purification system is characterized by comprising an oil removal section and a manganese removal section, wherein the oil removal section comprises a rainwater pool (1) to be treated, a fine filtration tank (2) and an oil removal tank (3) which are sequentially connected through a rainwater pipeline (12), a filter assembly is arranged in the fine filtration tank, and a filter element is arranged in the oil removal tank; the manganese removal section comprises an unqualified rainwater pool (4), a high-efficiency sedimentation tank (5), a V-shaped filter pool (6) and a V-shaped filter pool water production pool (7) which are sequentially connected through a rainwater pipeline, and a manganese sand filter material is arranged in the V-shaped filter pool; the oil removing tank is respectively connected with the V-shaped filter pool and the V-shaped filter pool through rainwater pipelines, and the V-shaped filter pool is connected with the unqualified rainwater pool through rainwater pipelines.
2. A rainwater oil-removing manganese-removing purification system as claimed in claim 1, characterized in that rainwater pumps (16) are respectively arranged on rainwater pipelines between a rainwater tank to be treated and a fine filtration tank, between an unqualified rainwater tank and a high-efficiency sedimentation tank and between a water production tank of a V-shaped filter tank and the unqualified rainwater tank.
3. A rainwater oil-removing manganese-removing purification system as claimed in claim 1, wherein a sludge hopper (5-1) is arranged at the bottom of the high-efficiency sedimentation tank, and the sludge hopper is connected with a sludge concentration tank (10) and a filter press (11) in sequence through a sludge pipeline (14).
4. A rainwater oil-removing manganese-removing purification system as claimed in claim 3, wherein sludge pumps (18) are respectively arranged on the sludge pipelines between the sludge hopper and the sludge concentration tank and between the sludge concentration tank and the filter press.
5. A rainwater oil and manganese removal purification system according to claim 1, wherein the manganese removal section is further provided with a V-shaped filter wastewater pool (8); the water producing tank of the V-shaped filter tank is respectively connected with the V-shaped filter tank and the fine filter tank through a back flush pipeline (13), and the V-shaped filter tank and the fine filter tank are respectively connected with the waste water tank of the V-shaped filter tank and the unqualified rain water tank through back flush pipelines in sequence.
6. A rainwater oil-removing manganese-removing purification system as claimed in claim 5, characterized in that a wastewater lift pump (17) is respectively arranged on a back flushing pipeline between the V-shaped filter pool production tank and the V-shaped filter pool and the fine filtration tank and on a back flushing pipeline between the V-shaped filter pool wastewater pool and the unqualified rainwater pool.
7. A rainwater oil and manganese removal purification system as claimed in claim 1 or 5, wherein the bottom of the V-shaped filter tank is connected with an air pump (19) through an air pipeline (15).
8. A rainwater oil-removing and manganese-removing purification system as claimed in claim 1 or 5, characterized in that the oil-removing section is further provided with an oil-removing wastewater pool (9) connected with the oil-removing tank through a back-flushing pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121464319.1U CN215516883U (en) | 2021-06-29 | 2021-06-29 | Rainwater deoiling demanganization clean system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121464319.1U CN215516883U (en) | 2021-06-29 | 2021-06-29 | Rainwater deoiling demanganization clean system |
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| Publication Number | Publication Date |
|---|---|
| CN215516883U true CN215516883U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121464319.1U Active CN215516883U (en) | 2021-06-29 | 2021-06-29 | Rainwater deoiling demanganization clean system |
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|---|---|
| CN (1) | CN215516883U (en) |
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2021
- 2021-06-29 CN CN202121464319.1U patent/CN215516883U/en active Active
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