Pickling phosphating sewage treatment device

Abstract

The utility model discloses a pickling phosphating sewage treatment device which comprises a neutralization reaction box, a first water conveying assembly is arranged on the right side of the neutralization reaction box, the neutralization reaction box is provided with a filtering reaction box through the first water conveying assembly, and a second water conveying assembly is arranged at the bottom of the filtering reaction box. The filtering reaction box is provided with a biological reaction box through a second water conveying assembly, a supporting shaft is fixedly arranged in the filtering reaction box, a circular frame is rotatably arranged on the surface of the supporting shaft, a first filtering plate and a second filtering plate are fixedly arranged in the circular frame, and filtering holes are formed in the surfaces of the first filtering plate and the second filtering plate. A driving assembly is arranged in the filtering reaction box, the filtering reaction box is provided with a water baffle through the driving assembly, the device can quickly replace a filtering plate for filtering, operation is convenient and fast, the situation that the filtering plate is cleaned due to long-time shutdown is avoided, and the acid pickling and phosphating sewage treatment speed is increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field especially relates to a pickling phosphating sewage treatment device. BACKGROUND

[0002] Pickling phosphating sewage is an industrial wastewater containing acid, alkali, heavy metal ions and phosphate pollutants. It is mainly produced in the pickling and phosphating links of metal surface treatment process, such as steel processing, metal product manufacturing and other industries, and it is harmful to the environment, and needs to be treated by a professional treatment device to reach the standard before being discharged, so as to reduce the damage to the ecological environment.

[0003] The existing pickling phosphating sewage treatment process first sends the sewage into the neutralization reaction tank to adjust the pH value, then into the flocculation reaction tank to make the impurities flocculate and precipitate, and then removes the pollutants through the precipitation, filtration and other links, and finally disinfects to reach the standard before being discharged or reused.

[0004] When the pickling phosphating sewage treatment device is treating sewage, the impurities and flocculation treated particles often block the filter screen after the filtration link, if the filter screen is not cleaned, the water flow will gradually decrease, and the existing cleaning method is to stop treating the sewage first, then replace or clean the filter screen, which is very inconvenient and will also affect the speed of sewage treatment. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a pickling phosphating sewage treatment device to solve the problems in the background art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A pickling phosphating sewage treatment device, comprising a neutralization reaction tank, a first water feeding assembly is arranged on the right side of the neutralization reaction tank, a filter reaction tank is arranged on the neutralization reaction tank through the first water feeding assembly, a second water feeding assembly is arranged at the bottom of the filter reaction tank, a biological reaction tank is arranged on the filter reaction tank through the second water feeding assembly, a stirring assembly is arranged in the filter reaction tank, a support shaft is fixedly arranged in the filter reaction tank, a circular frame is rotatably arranged on the surface of the support shaft, a first filter plate and a second filter plate are fixedly arranged in the circular frame, filter holes are arranged on the surfaces of the first filter plate and the second filter plate, a driving assembly is arranged in the filter reaction tank, and a water baffle is arranged on the filter reaction tank through the driving assembly.

[0008] Preferably, the first water delivery assembly comprises a first sewage pump fixedly arranged at the right side of the neutralization reaction tank, the water inlet end of the first sewage pump extends to the inside of the neutralization reaction tank, and the water outlet end of the first sewage pump is fixedly provided with a first water delivery pipe, and the water outlet end of the first water delivery pipe extends to the inside of the filtration reaction tank.

[0009] Preferably, the second water delivery assembly comprises a second sewage pump fixedly arranged at the bottom of the filtration reaction tank, the water inlet end of the second sewage pump extends to the inside of the filtration reaction tank, and the water outlet end of the second sewage pump is fixedly provided with a second water delivery pipe, and the water outlet end of the second water delivery pipe extends to the inside of the biological reaction tank.

[0010] Preferably, the stirring assembly comprises a rotating motor fixedly arranged at the top of the filtration reaction tank, the output end of the rotating motor extends to the inside of the filtration reaction tank and is fixedly provided with a stirring shaft, and the surface of the stirring shaft is fixedly provided with stirring blades.

[0011] Preferably, the driving assembly comprises a driving motor fixedly arranged at the top of the filtration reaction tank, the output end of the driving motor is fixedly provided with a support rod, and the support rod is fixedly connected with the water baffle.

[0012] Preferably, the number of the stirring blades is multiple, and the multiple stirring blades are arranged in a linear array.

[0013] Preferably, the inside of the filtration reaction tank is fixedly provided with a flow guide plate, and the material of the flow guide plate is polypropylene.

[0014] Compared with the prior art, the acid pickling and phosphating sewage treatment device has the beneficial effects that: the circular frame is rotated to drive the first filter plate and the second filter plate to rotate, so that the positions of the first filter plate and the second filter plate are exchanged, the second filter plate continues to filter and treat the sewage, and the filter holes on the first filter plate are cleaned at this time, the device can quickly replace the filter plate for filtering, the operation is convenient, and long-term shutdown for cleaning the filter plate is avoided, and the acid pickling and phosphating sewage treatment speed is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure of the utility model;

[0016] Figure 2 It is a local structure of the utility model;

[0017] Figure 3 It is Figure 2 the structure of A is enlarged.

[0018] In the figure: 1, neutralization reaction box; 2, filter reaction box; 3, biological reaction box; 4, first sewage pump; 5, first water pipe; 6, second sewage pump; 7, second water pipe; 8, support shaft; 9, round frame; 10, first filter plate; 11, second filter plate; 12, filter hole; 13, support rod; 14, water baffle; 15, drive motor; 16, rotating motor; 17, stirring shaft; 18, stirring blade; 19, guide plate. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] Reference Figures 1-3The utility model provides an acid pickling phosphorization sewage treatment device, including neutralization reaction box 1, the right side of neutralization reaction box 1 is provided with first water delivery assembly, and neutralization reaction box 1 is provided with filter reaction box 2 through first water delivery assembly, the bottom of filter reaction box 2 is provided with second water delivery assembly, and filter reaction box 2 is provided with biological reaction box 3 through second water delivery assembly, the inside of filter reaction box 2 is provided with stirring assembly, and the inside of filter reaction box 2 is fixedly provided with support shaft 8, the surface of support shaft 8 is rotatably provided with circular frame 9, and the inside of circular frame 9 is fixedly provided with first filter plate 10 and second filter plate 11, the surface of first filter plate 10 and second filter plate 11 is all provided with filter hole 12, and the inside of filter reaction box 2 is provided with drive assembly, and drive assembly includes the drive motor 15 of fixed setting in the top of filter reaction box 2, the output of drive motor 15 is fixedly provided with support rod 13, and support rod 13 is fixedly connected with water baffle 14, starts drive motor 15, drives support rod 13 to rotate, and support rod 13 rotates and drives water baffle 14 to rotate, in the flocculation process, water baffle 14 is in the inside of box, avoids sewage to fall into the bottom of filter reaction box 2 inside, when filtering the particle at the end of flocculation, then make water baffle 14 rotate to the outside of box, make water flow can pass, and filter reaction box 2 is provided with water baffle 14 through drive assembly, and the inside of filter reaction box 2 is fixedly provided with flow guide plate 19, and the manufacturing material of flow guide plate 19 is polypropylene, and polypropylene has good corrosion resistance, enhances the service life of flow guide plate 19, the acid pickling phosphorization sewage treatment device rotates circular frame 9, and circular frame 9 rotates and drives first filter plate 10 and second filter plate 11 to rotate, makes the position of first filter plate 10 and second filter plate 11 exchange, continues to filter sewage through second filter plate 11, at this moment, the filter hole 12 on first filter plate 10 is cleaned, the device can quickly replace the filter plate for filtering, convenient operation and avoids long time shutdown to clean the filter plate, improves the acid pickling phosphorization sewage arrangement processing speed.

[0021] Specifically, the first water delivery assembly includes a first sewage pump 4 fixedly arranged on the right side of the neutralization reaction box 1, the water inlet end of the first sewage pump 4 penetrates through the neutralization reaction box 1 and extends into the interior of the neutralization reaction box 1, the water outlet end of the first sewage pump 4 is fixedly provided with a first water delivery pipe 5, the water outlet end of the first water delivery pipe 5 penetrates through the filter reaction box 2 and extends into the interior of the filter reaction box 2, the second water delivery assembly includes a second sewage pump 6 fixedly arranged on the bottom of the filter reaction box 2, the water inlet end of the second sewage pump 6 penetrates through the filter reaction box 2 and extends into the interior of the filter reaction box 2, the water outlet end of the second sewage pump 6 is fixedly provided with a second water delivery pipe 7, the water outlet end of the second water delivery pipe 7 penetrates through the biological reaction box 3 and extends into the interior of the biological reaction box 3, the first sewage pump 4 is started to pump out the sewage in the interior of the neutralization reaction box 1 and deliver the water to the interior of the filter reaction box 2 through the first water delivery pipe 5, the second sewage pump 6 is started to pump out the sewage and deliver the water to the interior of the biological reaction box 3 through the second water delivery pipe 7, for delivering the sewage to each processing process.

[0022] Specifically, the stirring assembly comprises a rotating motor 16 fixedly arranged at the top of the filtering reaction box 2, the output end of the rotating motor 16 extends to the inside of the filtering reaction box 2 through the filtering reaction box 2 and is fixedly arranged with a stirring shaft 17, the surface of the stirring shaft 17 is fixedly arranged with stirring blades 18, the number of the stirring blades 18 is multiple, and the multiple stirring blades 18 are arranged in a linear array, the rotating motor 16 is started to make the stirring shaft 17 rotate, the stirring shaft 17 drives the stirring blades 18 to rotate, so that the flocculating agent and the sewage are fully contacted, and the flocculation effect of the particles in the sewage is improved.

[0023] The electrical components in the present application are all connected with the main controller and 220V mains electricity, and the main controller can be a conventional known device such as a computer.

[0024] In use: the pickling and phosphating sewage is sent into the neutralization reaction box 1, and a neutralizing agent is added to the inside of the neutralization reaction box 1, so that the pH value of the sewage reaches a suitable range, then the first sewage pump 4 is started to pump the sewage in the neutralization reaction box 1 out and through the first water pipe 5 to the inside of the filtering reaction box 2, at the same time, a flocculating agent is added to the inside of the filtering reaction box 2, and the rotating motor 16 is started to make the stirring shaft 17 drive the stirring blades 18 to rotate, after the small particles in the sewage are agglomerated into large particles under the influence of the flocculating agent, the driving motor 15 is started to make the support rod 13 rotate, the support rod 13 drives the water baffle 14 to rotate to the second filter plate 11 on the outside, and the water falls into the bottom of the filtering reaction box 2 through the filter holes 12 on the first filter plate 10, then the second sewage pump 6 is started to pump the sewage out and through the second water pipe 7 to the inside of the biological reaction box 3, and a chemical disinfectant is added to the inside of the biological reaction box 3 to treat the sewage, when the filter holes 12 on the surface of the first filter plate 10 are blocked and need to be cleaned, the circular frame 9 is rotated to exchange the positions of the first filter plate 10 and the second filter plate 11, and the second filter plate 11 is used to filter the sewage, and at this time, the first filter plate 10 is cleaned.

[0025] In summary, the pickling and phosphating sewage treatment device rotates the circular frame 9, the circular frame 9 drives the first filter plate 10 and the second filter plate 11 to rotate, so that the positions of the first filter plate 10 and the second filter plate 11 are exchanged, the second filter plate 11 is used to continue filtering the sewage, and at this time, the filter holes 12 on the first filter plate 10 are cleaned, the device can quickly replace the filter plate for filtering, is convenient to operate, avoids long-term shutdown for cleaning the filter plate, and improves the pickling and phosphating sewage treatment speed.

[0026] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0027] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. An acid pickling phosphating wastewater treatment device comprising a neutralization reaction tank (1), characterized in that, The right side of the neutralization reaction box (1) is provided with a first water conveying assembly, the neutralization reaction box (1) is provided with a filtering reaction box (2) through the first water conveying assembly, the bottom of the filtering reaction box (2) is provided with a second water conveying assembly, the filtering reaction box (2) is provided with a biological reaction box (3) through the second water conveying assembly, the inside of the filtering reaction box (2) is provided with a stirring assembly, the inside of the filtering reaction box (2) is fixedly provided with a supporting shaft (8), the surface of the supporting shaft (8) is rotatably provided with a circular frame (9), the inside of the circular frame (9) is fixedly provided with a first filter plate (10) and a second filter plate (11), the surface of the first filter plate (10) and the second filter plate (11) is provided with a filter hole (12), the inside of the filtering reaction box (2) is provided with a driving assembly, and the filtering reaction box (2) is provided with a water baffle (14) through the driving assembly.

2. The pickling phosphating wastewater treatment device according to claim 1, characterized in that, The first water conveying assembly comprises a first sewage pump (4) fixedly arranged on the right side of the neutralization reaction box (1), the water inlet end of the first sewage pump (4) penetrates the neutralization reaction box (1) and extends to the inside of the neutralization reaction box (1), and the water outlet end of the first sewage pump (4) is fixedly provided with a first water conveying pipe (5).

3. The pickling phosphating wastewater treatment device according to claim 1, characterized in that, The second water conveying assembly comprises a second sewage pump (6) fixedly arranged at the bottom of the filtering reaction box (2), the water inlet end of the second sewage pump (6) penetrates the filtering reaction box (2) and extends to the inside of the filtering reaction box (2), and the water outlet end of the second sewage pump (6) is fixedly provided with a second water conveying pipe (7).

4. The pickling phosphating wastewater treatment device according to claim 1, characterized in that, The stirring assembly comprises a rotating motor (16) fixedly arranged at the top of the filtering reaction box (2), the output end of the rotating motor (16) penetrates the filtering reaction box (2) and extends to the inside of the filtering reaction box (2) and is fixedly provided with a stirring shaft (17), and the surface of the stirring shaft (17) is fixedly provided with stirring blades (18).

5. The pickling phosphating wastewater treatment device according to claim 1, characterized in that, The driving assembly comprises a driving motor (15) fixedly arranged at the top of the filtering reaction box (2), the output end of the driving motor (15) is fixedly provided with a supporting rod (13), and the supporting rod (13) and the water baffle (14) are fixedly connected.

6. The pickling phosphating wastewater treatment device according to claim 4, characterized in that, The number of the stirring blades (18) is a plurality, and the plurality of stirring blades (18) are arranged in a linear array.

7. The pickling phosphating wastewater treatment device according to claim 1, characterized in that, The inside of the filtering reaction box (2) is fixedly provided with a flow guide plate (19), and the material of the flow guide plate (19) is polypropylene.

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