CN210394009U - Integrated acid pickling phosphating sewage treatment equipment - Google Patents
Integrated acid pickling phosphating sewage treatment equipment Download PDFInfo
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- CN210394009U CN210394009U CN201921129747.1U CN201921129747U CN210394009U CN 210394009 U CN210394009 U CN 210394009U CN 201921129747 U CN201921129747 U CN 201921129747U CN 210394009 U CN210394009 U CN 210394009U
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Abstract
The utility model discloses an integration pickling bonderizing sewage treatment device, including automatically controlled cabinet, reaction tank one, reaction tank two, sedimentation tank and clean water basin, reaction tank one is connected with reaction tank two through the hole, a delivery port has been seted up on the reaction tank two, is connected with an outlet pipe on the delivery port, the delivery port of outlet pipe is located the sedimentation tank, all be provided with agitating unit in reaction tank one, the reaction tank two, the sedimentation tank top is provided with out the water weir, is connected with the clean water basin through the sedimentation tank outlet pipe, the sedimentation tank bottom is provided with a sludge pipe, with sludge screw pump entrance connection, sludge screw pump exit end and pressure filter are connected. And a water outlet pipe is arranged on one side of the clean water tank. The electric control cabinet is wall-mounted and is positioned in front of the first reaction tank and the second reaction tank. This integration pickling bonderizing sewage treatment device for equipment area is little, and investment running cost is low, and sewage treatment is effectual through integrating control.
Description
Technical Field
The utility model relates to an industrial water treatment field, specifically speaking are integrated pickling bonderizing sewage treatment device.
Background
With the rapid development of the steel manufacturing industry, the metal surface phosphating technology is widely applied. The phosphorization is a process of carrying out chemical reaction on metal iron, zinc, aluminum and alloy thereof in an acidic phosphate solution to form a non-metal or non-conductor conversion film, and comprises several steps of alkali washing to remove oil, hot water rinsing, cold water rinsing, acid washing to remove rust, secondary cold water rinsing, phosphorization and the like, and a large amount of high-concentration phosphorization wastewater is generated in the process. Besides a large amount of phosphate, zinc ions and organic matters, the phosphating wastewater sometimes contains a certain amount of pollutants such as heavy metals such as nickel ions, copper ions or lead ions, surfactants and the like according to different production processes, and has complex components and higher treatment difficulty.
CN204281479U discloses a processing system of application waste water, including the collection equalizing basin, thoughtlessly congeal reaction tank, transition pond, sedimentation tank, air supporting pond, pH equalizing basin, multi-media filter, an active carbon filter, demineralizer and the ultrafiltration device of connecting in proper order, this patent mainly utilizes air supporting device, multi-media filter, active carbon filtering layer and milipore filter to realize the purification recovery of bonderizing sewage. However, the steps are complicated, the investment of equipment at the early stage is high, the activated carbon filter layer and the ultrafiltration membrane are easy to block, and the running cost is increased due to frequent back washing of the activated carbon filter layer and the filter membrane.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an integration pickling bonderizing sewage treatment device that simple process, investment running cost are low, treatment effect is good.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an integration pickling bonderizing sewage treatment device which characterized in that: the device comprises an electric control cabinet, a first reaction tank, a second reaction tank, a sedimentation tank and a clean water tank, wherein the first reaction tank is connected with the second reaction tank through a hole, a calcium hydroxide dosing device is arranged below the first reaction tank, a PAM dosing device is arranged below the second reaction tank, a water outlet is formed in the second reaction tank, a water outlet pipe is connected onto the water outlet, the water outlet of the water outlet pipe is positioned in the sedimentation tank, stirring devices are arranged in the first reaction tank and the second reaction tank, a water outlet weir is arranged at the top of the sedimentation tank and is connected with the clean water tank through a water outlet pipe of the sedimentation tank, a sludge pipe is arranged at the bottom of the sedimentation tank and is connected with the inlet end of a sludge screw pump, the outlet end of the sludge screw pump is connected with a filter press, the filter press is connected with the raw water tank through a return pipe, and a COD degradation, and a water outlet pipe is arranged on one side of the clean water tank. The electric control cabinet is wall-mounted and is positioned in front of the first reaction tank and the second reaction tank.
Further, the calcium hydroxide dosing device, the PAM dosing device, the COD degradation agent dosing device and the acid dosing device are all single-barrel two-pump type skid-mounted. Except the acid dosing device, stirrers are arranged above the dosing barrels. And an emptying valve is arranged below the medicine adding barrel. Calcium hydrate charge device and reaction tank pass through the pipe connection between one, PAM charge device and reaction tank between two pass through the pipe connection, COD degradation agent charge device and sedimentation tank between pass through the pipe connection, sour charge device and clean water basin between pass through the pipe connection.
Further, agitating unit includes agitator motor, (mixing) shaft and double-deck stirring vane, and agitator motor sets up at the top of reaction tank, (mixing) shaft and agitator motor output shaft, and double-deck stirring vane installs on the (mixing) shaft.
Further, the filter press adopts a chamber type automatic filter press.
Furthermore, the inside of the sedimentation tank is provided with an inclined tube filler, the bottom of the sedimentation tank is an inverted cone-shaped mud bucket, and the sludge screw pump is positioned at the bottom of the inverted cone-shaped mud bucket.
Further, an online pH meter is arranged in the clean water tank.
Furthermore, 2 folded plates are arranged in the clean water pool.
The beneficial effects of the utility model reside in that: an integration pickling bonderizing sewage treatment device is through integrating control for equipment area is little, and invests in the running cost low, and sewage treatment is effectual.
Drawings
FIG. 1 is a schematic view of a overlooking structure of an integrated pickling phosphating sewage treatment device
FIG. 2 is a sectional view taken along line A-A in FIG. 1
FIG. 3 is a sectional view taken along line B-B of FIG. 1
In the figure, 1, an electric control cabinet, 2, first and second reaction tanks, 3, second and 4, a stirring device, 5, a sedimentation tank, 6, an effluent weir, 7, a sedimentation tank water outlet pipe, 8, an online pH meter, 9, a clean water tank, 10, a clean water tank folded plate, 11, a clean water tank water outlet pipe, 12, an acid dosing device, 13, a COD degradation agent dosing device, 14, a sludge screw pump, 15, a filter press, 16, an inclined tube filler, 17, a calcium hydroxide dosing device, 18, a PAM dosing device, 19 and a reaction tank supporting column.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings: as shown in fig. 1, 2 and 3, an integrated acid-washing phosphating sewage treatment device comprises an electric control cabinet 1, a first reaction tank 2, a second reaction tank 3, a sedimentation tank 5 and a clean water tank 9, wherein the first reaction tank 2 is connected with the second reaction tank 3 through a hole, a calcium hydroxide dosing device 17 is arranged below the first reaction tank 3, a PAM dosing device 18 is arranged below the second reaction tank 3, a water outlet is formed in the second reaction tank 3, a water outlet pipe is connected to the water outlet, the water outlet of the water outlet pipe is positioned in the sedimentation tank 5, stirring devices 4 are arranged in the first reaction tank 2 and the second reaction tank 3, a water outlet weir 6 is arranged at the top of the sedimentation tank 5 and is connected with the clean water tank 9 through a sedimentation tank water outlet pipe 7, a sludge pipe is arranged at the bottom of the sedimentation tank 5 and is connected with the inlet end of a sludge screw pump 14, the outlet end of the sludge screw pump 14 is connected with a filter, the filter press 15 is connected with a raw water tank (not shown in the figure) through a return pipe, a COD degradation agent dosing device 13 and an acid dosing device 12 are arranged on one side of the clean water tank 9 close to the filter press 15, and a water outlet pipe 11 is arranged on one side of the clean water tank. The electric control cabinet 1 is wall-mounted and is positioned in front of the first reaction tank 2 and the second reaction tank 3.
Further, the calcium hydroxide dosing device, the PAM dosing device, the COD degradation agent dosing device and the acid dosing device are all single-barrel two-pump type skid-mounted. Except the acid dosing device, stirrers are arranged above the dosing barrels. And an emptying valve is arranged below the medicine adding barrel. Calcium hydrate charge device and reaction tank pass through the pipe connection between one, PAM charge device and reaction tank between two pass through the pipe connection, COD degradation agent charge device and sedimentation tank between pass through the pipe connection, sour charge device and clean water basin between pass through the pipe connection.
Further, agitating unit 4 includes agitator motor, (mixing) shaft and double-deck stirring vane, and agitator motor sets up at the top of reaction tank, (mixing) shaft and agitator motor output shaft, and double-deck stirring vane installs on the (mixing) shaft.
Further, the filter press 15 is a chamber type automatic filter press.
Furthermore, the sedimentation tank 5 is internally provided with an inclined tube filler 16, the bottom of the sedimentation tank is an inverted cone-shaped mud bucket, and the sludge screw pump 14 is positioned at the bottom of the inverted cone-shaped mud bucket.
Further, an online pH meter 8 is arranged in the clean water tank 9.
Further, 2 folding plates 10 are arranged in the clean water tank 9.
The working principle and the working process of the integrated pickling phosphating sewage treatment equipment are as follows: the acid pickling phosphorization wastewater is pumped to the first reaction tank 2 from a raw water tank (not shown in the figure), the sewage reacts with calcium hydroxide added by a calcium hydroxide dosing device 17 in the first reaction tank 2 to generate flocs such as hydroxyapatite, zinc hydroxide and the like, and the flocs flow to the second reaction tank 3 along with water flow. The sewage in the tank and PAM added by the PAM dosing device 18 have flocculation, the originally generated micromolecule floc is condensed and enlarged, the flocculate flows to the sedimentation tank 5 along with the sewage, solid-liquid separation is carried out in the sedimentation tank 5, and the supernatant flows into the clean water tank 9 automatically. The sewage reacts with the COD degrading agent in the clean water tank 9, and the COD content in the sewage is reduced. Meanwhile, an online pH meter 8 is arranged in the clean water tank 9, the pH value of the discharged water is strictly controlled, and the stability of the discharged water index is ensured. Sludge in the sedimentation tank 5 is pumped to a filter press 15 by a sludge screw pump 14 to carry out sludge dewatering and reduction treatment, dry sludge after filter pressing is transported outside for harmless treatment, filtered liquid automatically flows into a raw water tank (not shown in the figure) and enters equipment again for circulation treatment, so that secondary pollution is prevented.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides an integration pickling bonderizing sewage treatment device which characterized in that: the device comprises an electric control cabinet, a first reaction tank, a second reaction tank, a sedimentation tank and a clean water tank, wherein the first reaction tank is connected with the second reaction tank through a hole, a calcium hydroxide dosing device is arranged below the first reaction tank, a PAM dosing device is arranged below the second reaction tank, a water outlet is formed in the second reaction tank, a water outlet pipe is connected onto the water outlet, the water outlet of the water outlet pipe is positioned in the sedimentation tank, stirring devices are arranged in the first reaction tank and the second reaction tank, a water outlet weir is arranged at the top of the sedimentation tank and is connected with the clean water tank through a water outlet pipe, a sludge pipe is arranged at the bottom of the sedimentation tank and is connected with the inlet end of a sludge screw pump, the outlet end of the sludge screw pump is connected with a filter press, the filter press is connected with a plain water tank through a return pipe, and a COD degradation agent dosing device, a water outlet pipe is arranged on one side of the clean water tank; the electric control cabinet is wall-mounted and is positioned in front of the first reaction tank and the second reaction tank.
2. The integrated acid pickling phosphating sewage treatment equipment according to claim 1, wherein the stirring device comprises a stirring motor, a stirring shaft and a double-layer stirring blade, the stirring motor is arranged at the top of the reaction tank, the stirring shaft is connected with an output shaft of the stirring motor, and the double-layer stirring blade is arranged on the stirring shaft.
3. The integrated acid-washing and phosphorizing sewage treatment equipment according to claim 1, wherein the filter press is a van-type automatic filter press.
4. The integrated acid-washing phosphating sewage treatment equipment according to claim 1, wherein an inclined tube filler is arranged in the sedimentation tank, the bottom of the sedimentation tank is an inverted cone-shaped mud bucket, and the sludge screw pump is positioned at the bottom of the inverted cone-shaped mud bucket.
5. The integrated acid pickling phosphating sewage treatment equipment according to claim 1, wherein an online pH meter is arranged in the clean water tank.
6. The integrated acid pickling phosphating sewage treatment equipment according to claim 1, wherein 2 folded plates are arranged in the clean water pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921129747.1U CN210394009U (en) | 2019-07-18 | 2019-07-18 | Integrated acid pickling phosphating sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921129747.1U CN210394009U (en) | 2019-07-18 | 2019-07-18 | Integrated acid pickling phosphating sewage treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210394009U true CN210394009U (en) | 2020-04-24 |
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ID=70355141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921129747.1U Active CN210394009U (en) | 2019-07-18 | 2019-07-18 | Integrated acid pickling phosphating sewage treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210394009U (en) |
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2019
- 2019-07-18 CN CN201921129747.1U patent/CN210394009U/en active Active
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