CN218811203U - Oily wastewater recovery processing system - Google Patents
Oily wastewater recovery processing system Download PDFInfo
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- CN218811203U CN218811203U CN202223051151.9U CN202223051151U CN218811203U CN 218811203 U CN218811203 U CN 218811203U CN 202223051151 U CN202223051151 U CN 202223051151U CN 218811203 U CN218811203 U CN 218811203U
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Abstract
The utility model discloses an oily wastewater recovery processing system, which comprises an oily raw water pool, a centrifuge connected with the outlet end of the oily raw water pool and used for separating wastewater and waste residues, an acidification pool connected with the outlet end of the centrifuge and used for acidifying wastewater, and an oil separation pool group communicated with the acidification pool; the oil separation tank group is internally provided with partition walls for dividing the oil separation tank group into a plurality of oil separation tanks which are arranged in sequence, the adjacent oil separation tanks are internally provided with circulating wastewater along the partition walls from bottom to top, and the side walls of the oil separation tanks are positioned at the height of the wastewater liquid level and provided with oil outlets. The utility model discloses an oily waste water is through the centrifugation waste disposal after, once more through acidizing, oil removal processing, waste oil is retrieved to the high efficiency.
Description
Technical Field
The utility model belongs to the technical field of waste water treatment, especially, relate to an oily waste water recovery processing system.
Background
At present, oily wastewater in the industry is treated by adopting a squeezing mode, a large amount of waste oil residues and waste filter cloth can be generated in the process, the efficiency of the whole process is low, and the environment is easily polluted. The conventional waste water is subjected to waste residue treatment by a centrifugal machine, for example, a centrifugal machine for filtering waste water with the patent number of CN201711413518.8 is a common waste water centrifugal machine, and how to further recycle and treat waste water treatment system follow-up is different from factory manufacturers, and how to efficiently and effectively solve the problem of recycling and treating oily waste water.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem and providing an oily waste water recovery processing system to realize oily waste water and handle the back through centrifugal waste discharge, once more through acidizing, oil removal processing, waste oil is retrieved to the high efficiency. In order to achieve the above purpose, the utility model discloses technical scheme as follows:
an oily wastewater recovery treatment system comprises an oily raw water tank, a centrifuge, an acidification tank and an oil separation tank group, wherein the centrifuge is connected with the outlet end of the oily raw water tank and used for separating wastewater and waste residues; the oil separation tank group is internally provided with partition walls for dividing the oil separation tank group into a plurality of sequentially arranged separation oil pools, the adjacent separation oil pools flow to circulating wastewater from bottom to top along the partition walls, and the side wall of each separation oil pool is provided with an oil outlet hole at the height of the wastewater liquid level.
Specifically, the lower part in oiliness raw water pond is provided with the exit end, the exit end in oiliness raw water pond passes through the entrance point of tube coupling centrifuge, is provided with the raw water elevator pump on the pipeline of connecting the oiliness raw water pond.
Specifically, centrifuge includes the urceolus and sets up in the inside rotatory inner tube of urceolus, the top of urceolus is provided with the inlet tube, the entrance point of inlet tube is located the outside of urceolus, the exit end of inlet tube is towards the inside of inner tube.
Specifically, a separation cavity is formed between the outer cylinder and the inner cylinder, a plurality of meshes are formed in the inner cylinder, and a rotating shaft for driving the inner cylinder to rotate is arranged at the bottom of the outer cylinder.
Specifically, a stirrer for stirring the wastewater is installed at the top of the acidification tank.
Specifically, a feeding box for respectively feeding sulfuric acid and a demulsifier is arranged above the acidification tank.
Specifically, a pH meter for detecting the pH value of the wastewater is arranged in the acidification tank.
Specifically, the oil separation tank component is divided into four oil separation tanks, namely a first oil separation tank, a second oil separation tank, a third oil separation tank and a fourth oil separation tank, the lower portion of the acidification tank is communicated with the lower portion of the first oil separation tank, the upper portion of the first oil separation tank is communicated with the upper portion of the second oil separation tank, the lower portion of the second oil separation tank is communicated with the lower portion of the third oil separation tank, and the upper portion of the third oil separation tank is communicated with the upper portion of the fourth oil separation tank.
Specifically, each oil outlet on the separation oil pool is arranged along the same horizontal line, and the outer end of each oil outlet is connected with an oil discharge pipe in a gathering mode.
Compared with the prior art, the utility model relates to an oily waste water recovery processing system's beneficial effect mainly embodies:
a centrifugal machine is connected in front of the acidification tank to carry out deslagging operation on the oily wastewater, so that subsequent waste oil recovery is prevented from being influenced; the oil-containing waste water is subjected to deslagging and then enters an acidification pool for effective demulsification reaction, so that water and oil are separated, the waste oil floats at a certain liquid level height after going through the upper and lower circulation of a plurality of separated oil pools, and the waste oil is recycled through an oil outlet; the whole system realizes high-efficiency treatment of oil-containing wastewater centrifugal filtration, acidification demulsification, oil separation sedimentation and waste oil collection, and is reliable in system operation and convenient to operate.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
the figures in the drawings represent:
1 oil-containing raw water pool, 11 raw water lift pump, 2 centrifuge, 21 outer cylinder, 22 inner cylinder, 23 water inlet pipe, 24 separation cavity, 25 mesh, 26 rotating shaft, 27 water outlet pipe, 3 acidification pool, 31 agitator, 4 oil separation pool group, 41 separation oil pool, 42 separation wall, 43 oil outlet hole, 5 first oil separation pool, 51 second oil separation pool, 52 third oil separation pool, 53 fourth oil separation pool.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments.
Example (b):
referring to fig. 1, the present embodiment is an oil-containing wastewater recycling system, which includes an oil-containing raw water tank 1, a centrifuge 2 connected to an outlet end of the oil-containing raw water tank 1 for separating wastewater and waste residues, an acidification tank 3 connected to an outlet end of the centrifuge 2 for acidifying wastewater, and an oil separation tank group 4 communicated with the acidification tank 3; partition walls 42 for dividing the oil separation tank group 4 into a plurality of sequentially arranged separation oil pools 41 are arranged in the oil separation tank group 4, circulating wastewater flows from bottom to top along the partition walls 42 between the adjacent separation oil pools 41, and oil outlet holes 43 are formed in the side walls of the separation oil pools 41 at the height of the wastewater liquid level.
In this embodiment, the raw water tank 1 containing oil contains oily wastewater, and the oily wastewater contains waste residues and waste materials, which need to be removed before being treated. The lower part of the oil-containing raw water pool 1 is provided with an outlet end, the outlet end of the oil-containing raw water pool 11 is connected with the inlet end of the centrifuge 2 through a pipeline, and a raw water lift pump 11 is arranged on the pipeline connected with the oil-containing raw water pool 1.
In this embodiment, the centrifuge 2 has a function of separating waste water from waste residues or waste materials, the centrifuge 2 includes an outer cylinder 21 and an inner cylinder 22 disposed inside the outer cylinder 21 and rotating, a water inlet pipe 23 is disposed at the top of the outer cylinder 21, an inlet end of the water inlet pipe 23 is located outside the outer cylinder 21, and an outlet end of the water inlet pipe 23 faces the inside of the inner cylinder 22. A separation cavity 24 is formed between the outer cylinder 21 and the inner cylinder 22, a plurality of meshes 25 are arranged on the inner cylinder 22, a rotating shaft 26 for driving the inner cylinder 22 to rotate is arranged at the bottom of the outer cylinder 21, and the outer end of the rotating shaft 26 is connected with a belt motor positioned outside the outer cylinder 21. The bottom of the separating cavity 24 is provided with a water outlet pipe 27 for leading out oily wastewater, and the water outlet pipe 27 is connected to the upper part of the acidification tank 3 through a pipeline. After the oily wastewater enters the inner cylinder 22, the inner cylinder 22 is driven to rotate to centrifugally filter the oily wastewater to the separate cavity 24, the oily wastewater is discharged from the water outlet pipe 27, the waste residues or waste materials in the corresponding oily wastewater are intercepted in the inner cylinder 22, and the residue removal treatment is carried out after a certain time.
A stirrer 31 for stirring the wastewater is installed at the top of the acidification tank 3, a feeding box for respectively feeding sulfuric acid and a demulsifier is arranged above the acidification tank 3, and a pH meter for detecting the pH value of the wastewater is also arranged in the acidification tank 3. Sulfuric acid is firstly added into the acidification tank 3, the pH value is adjusted to 3, and then a demulsifier is added to carry out demulsification reaction under the stirring action, so that oil-water separation is realized.
In this embodiment, the oil separator group 4 is divided into four separate oil sumps, namely, a first oil sump 5, a second oil sump 51, a third oil sump 52, and a fourth oil sump 53. The lower part of the acidification tank 3 is communicated with the lower part of the first oil separation tank 5, the upper part of the first oil separation tank 5 is communicated with the upper part of the second oil separation tank 51, the lower part of the second oil separation tank 51 is communicated with the lower part of the third oil separation tank 52, and the upper part of the third oil separation tank 52 is communicated with the upper part of the fourth oil separation tank 53. Oily waste water is in an oil-water vertical separation state under the action of gravity, the oily waste water circularly flows up and down through the plurality of separated oil pools 41, and waste oil at the liquid level of the waste water floats to be beneficial to leading out of a subsequent oil outlet 43 for recycling treatment.
The oil outlet 43 on each separated oil pool 41 is arranged along the same horizontal line and corresponds to the liquid level position of the waste oil, the outer end of each oil outlet 43 is converged and connected with an oil discharge pipe, and the oil discharge pipe is used for guiding and recovering the waste oil floating on the surface of the waste water.
When the method is applied, the oily wastewater enters the centrifuge 2 from the oily raw water tank 1, waste residues or waste materials of the oily wastewater in the centrifuge 2 are separated, the oily wastewater enters the acidification tank 3, sulfuric acid and a demulsifier are added under the stirring action to perform demulsification reaction, the oily wastewater is circularly stirred up and down in the plurality of separated oil tanks 41, and the waste oil floats and is led out from the oil outlet to be recycled.
In the embodiment, the centrifugal machine 2 is connected in front of the acidification tank 3 to carry out deslagging operation on oily wastewater, so that subsequent waste oil recovery is prevented from being influenced; the oily wastewater enters an acidification tank for effective demulsification reaction after deslagging, so that water and oil are separated, the oily wastewater is circulated up and down through a plurality of separated oil tanks 41 again, the waste oil floats at a certain liquid level height, and the waste oil is recycled through an oil outlet 43; the whole system realizes high-efficiency treatment of oil-containing wastewater by centrifugal filtration, acidification demulsification, oil separation sedimentation and waste oil collection, and is reliable in system operation and convenient to operate.
In the description of the present invention, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although the embodiments of the present invention have been described above, the description is only for the convenience of understanding the present invention, and the present invention is not limited thereto. The present invention is not limited to the above embodiments, but may be modified in various forms and details without departing from the spirit and scope of the present invention.
Claims (9)
1. The utility model provides an oily waste water recovery processing system, includes oily raw water pool, connects the exit end in oily raw water pool and is used for the centrifuge of waste water waste residue separation, its characterized in that: the device also comprises an acidification tank which is connected with the outlet end of the centrifuge and used for acidifying the wastewater, and an oil separation tank group which is communicated with the acidification tank; the oil separation tank group is internally provided with partition walls for dividing the oil separation tank group into a plurality of oil separation tanks which are arranged in sequence, the adjacent oil separation tanks are internally provided with circulating wastewater along the partition walls from bottom to top, and the side walls of the oil separation tanks are positioned at the height of the wastewater liquid level and provided with oil outlets.
2. The oily wastewater recycling and treating system according to claim 1, characterized in that: the lower part of the oil-containing raw water pool is provided with an outlet end, the outlet end of the oil-containing raw water pool is connected with the inlet end of the centrifugal machine through a pipeline, and a raw water lift pump is arranged on the pipeline connected with the oil-containing raw water pool.
3. The oily wastewater recycling and treating system according to claim 1, characterized in that: centrifuge includes urceolus and sets up in the inside rotatory inner tube of urceolus, the top of urceolus is provided with the inlet tube, the entrance point of inlet tube is located the outside of urceolus, the exit end of inlet tube is towards the inside of inner tube.
4. The oily wastewater recycling and treating system according to claim 3, characterized in that: a separation cavity is formed between the outer barrel and the inner barrel, a plurality of meshes are formed in the inner barrel, and a rotating shaft for driving the inner barrel to rotate is arranged at the bottom of the outer barrel.
5. The oily wastewater recycling and treating system according to claim 1, characterized in that: and a stirrer for stirring the wastewater is arranged at the top of the acidification tank.
6. The oily wastewater recycling and treating system according to claim 1, characterized in that: and a feeding box for respectively feeding sulfuric acid and a demulsifier is arranged above the acidification tank.
7. The oily wastewater recycling and treating system according to claim 1, characterized in that: and a pH meter for detecting the pH value of the wastewater is arranged in the acidification tank.
8. The oily wastewater recycling and processing system according to claim 1, characterized in that: the oil removal tank group is divided into four oil removal tanks, namely a first oil removal tank, a second oil removal tank, a third oil removal tank and a fourth oil removal tank, wherein the lower part of the acidification tank and the lower part of the first oil removal tank are communicated and arranged, the upper part of the first oil removal tank and the upper part of the second oil removal tank are communicated and arranged, the lower part of the second oil removal tank and the lower part of the third oil removal tank are communicated and arranged, and the upper part of the third oil removal tank and the upper part of the fourth oil removal tank are communicated and arranged.
9. The oily wastewater recycling and treating system according to claim 8, characterized in that: and the oil outlet holes in the separated oil pools are arranged along the same horizontal line, and the outer ends of the oil outlet holes are converged and connected with an oil discharge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223051151.9U CN218811203U (en) | 2022-11-16 | 2022-11-16 | Oily wastewater recovery processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223051151.9U CN218811203U (en) | 2022-11-16 | 2022-11-16 | Oily wastewater recovery processing system |
Publications (1)
| Publication Number | Publication Date |
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| CN218811203U true CN218811203U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223051151.9U Active CN218811203U (en) | 2022-11-16 | 2022-11-16 | Oily wastewater recovery processing system |
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| Country | Link |
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| CN (1) | CN218811203U (en) |
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- 2022-11-16 CN CN202223051151.9U patent/CN218811203U/en active Active
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