CN220467708U - Biological rotating disc device integrating electrochemical auxiliary dephosphorization - Google Patents

Abstract

The utility model discloses an integrated electrochemical auxiliary dephosphorization biological rotating disc device, which relates to the technical field of sewage treatment and comprises a reaction box, wherein one end inside the reaction box is provided with a first reaction tank. According to the utility model, the electrochemical reaction and the biological rotating disk biochemical reaction are combined through synchronous driving of the driving shaft on the electrolytic dephosphorization mechanism, and the driving of the driving shaft on the biological rotating disk body can be simultaneously utilized under the premise of not stirring, so that the electrolytic dephosphorization of sewage is carried out under the stirred state, the combination of phosphorus and electrolytic aluminum in the sewage is increased, the reaction rate between current and phosphorus is improved, the stability of total phosphorus removal is ensured, the dephosphorization efficiency is further improved, and the utilization rate of energy sources is also improved, so that the labor cost and the energy cost of the device in use are reduced.

Description

Biological rotating disc device integrating electrochemical auxiliary dephosphorization

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an integrated electrochemical auxiliary dephosphorization biological rotating disc device.

Background

The biological rotating disc is one kind of efficient and economic sewage treating apparatus developed on the basis of biological filtering pond, and the biological rotating disc process is one kind of biological membrane sewage treating technology to make bacteria and fungus microbe, protozoan and other miniature animal grow and breed on the biological rotating disc stuffing carrier to form film biological sludge.

At present, the biological rotating disc sewage process has technical advantages in the rural small-dispersion sewage treatment field, but the biological membrane method has unsatisfactory dephosphorization effect, a flocculation precipitation unit is mainly added at the rear end of the biological rotating disc, PAC (PAC) medicament is prepared through a medicament adding barrel and is added to a flocculation tank, and the flocculation tank is provided with a stirrer for flocculation precipitation.

The applicant has found that such chemically assisted dephosphorization has the following problems: (1) the medicine adding mode of the medicine adding barrel requires operation and maintenance personnel to add medicine and dissolve medicine regularly, so that the labor cost is too high; (2) when flocculation and precipitation are carried out, a medicine dissolving stirrer, a medicine adding diaphragm pump and a flocculation stirrer are required to be arranged, equipment is more in arrangement, extra driving cost is increased, the failure rate is high, and long-term stable operation is difficult to achieve. Therefore, we propose a biological rotating disc device integrating electrochemical auxiliary dephosphorization.

Disclosure of Invention

The utility model aims to provide a device capable of carrying out synchronous electrochemical reaction and biological rotating disc biochemical reaction on sewage, which can solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an integrated electrochemical auxiliary dephosphorization's biological rotating disc device, includes the reaction tank, the inside one end of reaction tank is equipped with first reaction tank, the inside other end of reaction tank is equipped with the second reaction tank, the inside rotation of reaction tank is connected with the drive shaft, the drive shaft drives through drive arrangement, the one end of drive shaft is installed and is removed phosphorus mechanism electrically.

By adopting the technical scheme, synchronous driving of the biological rotating disc body and the electrolytic dephosphorization mechanism can be realized.

Preferably, the electrolytic dephosphorization mechanism comprises electrode plates, two electrode plates are arranged, an aluminum plate cell is arranged between the inner side walls of the electrode plates, the outer walls of the electrode plates are fixedly connected with a fixing frame, and the fixing frame is fixedly connected with the driving shaft through a U-shaped bolt.

By adopting the technical scheme, the electrolytic dephosphorization of sewage can be realized.

Preferably, a partition plate is arranged between the first reaction tank and the second reaction tank, the other end of the driving shaft is fixedly connected with a biological turntable body, one end of the reaction tank, which is close to the electrolytic phosphorus removing mechanism, is fixedly connected with a fixing frame, the inner side wall of the fixing frame is fixedly connected with an electric brush, one end, which is close to the electrolytic phosphorus removing mechanism, of the outer side wall of the reaction tank is provided with a back flushing mechanism, the back flushing mechanism is communicated with the inside of the second reaction tank through a filtering mechanism, and one side of the outer wall of the partition plate is provided with a flow guiding component.

By adopting the technical scheme, sewage treatment can be realized.

Preferably, the back flushing mechanism comprises a fixed seat, the top fixedly connected with suction pump of fixed seat, the suction pipe is installed to the pumping end of suction pump, the outlet pipe is installed to the play water end of suction pump, the one end fixedly connected with shunt tubes of outlet pipe, high-pressure nozzle is installed to one side of shunt tubes outer wall, the one end fixedly connected with baffle that the reaction tank lateral wall is close to high-pressure nozzle

By adopting the technical scheme, the automatic back flushing of the aluminum plate battery cell can be realized.

Preferably, the filtering mechanism comprises a filtering box, a filtering plate is arranged at the middle position of the inner side wall of the filtering box, the filtering box is communicated with the second reaction tank through a water pipe, a sealing cover is arranged at the top of the filtering box, and a cleaning assembly is arranged in the filtering box.

By adopting the technical scheme, the water after being conveyed can be filtered.

Preferably, the cleaning assembly comprises a mounting frame, a rotating shaft is connected to the inside of the mounting frame in a rotating mode, one end of the rotating shaft is fixedly connected with a cleaning brush, and the other end of the rotating shaft is fixedly connected with a blade.

Through adopting above-mentioned technical scheme, can realize the automatic clearance to the filter.

Preferably, the flow guiding assembly comprises a limiting seat, the limiting seat is fixedly connected with the biological rotating disc body, a collecting cylinder is fixedly connected inside the limiting seat, and a water outlet is formed in one side of the outer wall of the collecting cylinder.

By adopting the technical scheme, the flow guide between the reaction tanks can be realized.

Compared with the prior art, the utility model has the beneficial effects that:

firstly, through being provided with drive shaft, biological rotating disk body and electrolysis dephosphorization mechanism, synchronous drive through the drive shaft to electrolysis dephosphorization mechanism combines electrochemical reaction and biological rotating disk biochemical reaction, under the prerequisite that does not need the stirring, can utilize the drive of drive shaft to biological rotating disk body simultaneously for sewage carries out the electrolysis under the state of being stirred and removes phosphorus, has increased the combination of phosphorus and electrolytic aluminum in the sewage, has improved the reaction rate between electric current and the phosphorus, ensures total phosphorus removal's stability, has further improved the dephosphorization efficiency while, still has improved the utilization ratio of the energy, thereby reduced the cost of labor and the energy cost of device when using, and compared traditional chemical method dephosphorization, the device only relies on the drive shaft drive after the electrolysis, easily realizes the automation.

Secondly, through being provided with electricity and removing phosphorus mechanism, back flush mechanism and filtering mechanism, through the linkage cooperation between back flush mechanism and the filtering mechanism, the flow force of water is as power, carries out the continuous clearance to the floccule that the filter surface was stained with and is attached to the high-pressure shower nozzle to the floccule continuous back flushing that the aluminum plate electricity core surface was stained with, avoid floccule to glue behind the aluminum plate electricity core, be rotated the phenomenon that is thrown away after in the air from sewage and appear, and then guaranteed the stability of sewage when handling.

Drawings

FIG. 1 is a schematic diagram of the front view structure of a reaction tank of the present utility model;

FIG. 2 is a schematic diagram of the rear view structure of the reaction tank of the present utility model;

FIG. 3 is a schematic view of the internal structure of the reaction tank of the present utility model;

FIG. 4 is a schematic view of the electrolytic phosphorus removal mechanism of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 6 is a schematic diagram of a backwash and filtration mechanism according to the present utility model;

FIG. 7 is a schematic view of a filtration mechanism according to the present utility model.

In the figure: 1. a reaction box; 101. a first reaction tank; 102. a second reaction tank; 103. a drive shaft; 104. a partition plate; 105. a biological rotating disc body; 106. a fixing frame; 107. a brush; 2. an electrolytic phosphorus removing mechanism; 201. an electrode plate; 202. an aluminum plate cell; 203. a fixed frame; 204. u-shaped bolts; 3. a back flushing mechanism; 301. a fixing seat; 302. a water pump; 303. a water pumping pipe; 304. a water outlet pipe; 305. a shunt; 306. a high pressure nozzle; 307. a baffle; 4. a filtering mechanism; 401. a filter box; 402. a filter plate; 403. a water pipe; 404. sealing cover; 405. cleaning the assembly; 4051. a mounting frame; 4052. a rotating shaft; 4053. cleaning brushes; 4054. a paddle; 5. a flow guiding assembly; 501. a limit seat; 502. a collection cylinder; 503. and a water outlet.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," "provided," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-7, an integrated electrochemical auxiliary dephosphorization biological turntable device in the drawing comprises a reaction box 1, wherein a first reaction tank 101 is arranged at one end in the reaction box 1, a second reaction tank 102 is arranged at the other end in the reaction box 1, a driving shaft 103 is rotatably connected in the reaction box 1, the driving shaft 103 is driven by a driving device, a partition plate 104 is installed between the first reaction tank 101 and the second reaction tank 102, the partition plate 104 is fixedly connected with the inner side wall of the reaction box 1, the partition plate 104 is made of an insulating material, the other end of the driving shaft 103 is fixedly connected with a biological turntable body 105, polyphosphoric acid bacteria grow on a biological film on the outer surface of the biological turntable body 105, phosphate in sewage can be adsorbed and degraded through the polyphosphoric acid bacteria, a diversion component 5 is installed on one side of the outer wall of the partition plate 104, the diversion component 5 comprises limit seats 501, the limit seats 501 are fixedly connected with the biological turntable body 105, the limit seats 501 are distributed around the axis of the driving shaft 103, a collection cylinder 502 is fixedly connected in the interior of the limit seats 501, one side of the outer wall of the collection cylinder 502 is provided with a water outlet 503, water outlet 503 is discharged to the partition plate 104 through the water outlet section 104, and each water section is transported;

when sewage is treated, the sewage to be treated is led to the first reaction tank 101 in the reaction box 1, then the driving shaft 103 is controlled by the external driving device to drive the biological rotating disc body 105 to rotate, and the polyphosphoric acid bacteria growing on the biological film on the outer surface of the biological rotating disc body 105 adsorb and degrade phosphate in the sewage in the first reaction tank 101 through the rotation of the biological rotating disc body 105, so that the limiting seat 501 and the collecting cylinder 502 in the flow guiding assembly 5 synchronously rotate, the reacted sewage is collected, and the reacted sewage is discharged to the second reaction tank 102 through the water outlet 503 via the partition plate 104, so that the independence between the reaction tanks is ensured, and the interference generated during the working of each other is avoided.

Referring to fig. 1-7, in the drawings, an electrolytic phosphorus removing mechanism 2 is installed at one end of a driving shaft 103, the electrolytic phosphorus removing mechanism 2 comprises electrode plates 201, two electrode plates 201 are provided, an aluminum plate cell 202 is installed between inner side walls of the two electrode plates 201, outer walls of the two electrode plates 201 are fixedly connected with a fixed frame 203, the fixed frame 203 is fixedly connected with the driving shaft 103 through a U-shaped bolt 204, a fixing frame 106 is fixedly connected with one end, close to the electrolytic phosphorus removing mechanism 2, of a reaction box 1, an electric brush 107 is fixedly connected with the inner side wall of the fixing frame 106, the electric brush 107 is electrically connected with the fixing frame 106 through an electric wire, the electric brush 107 is sleeved on the outer side wall of the driving shaft 103, and the electric brush 107 is electrically connected with the electrode plates 201 through the electric wire;

when electrochemical dephosphorization is carried out on sewage discharged into the second reaction tank 102, the driving shaft 103 drives the biological turntable body 105 to rotate, simultaneously, the fixing frame 203 drives the two electrode plates 201 and the aluminum plate cell 202 between the two electrode plates to rotate, and the electric connection between the electric brush 107 and the aluminum plate cell 202 is connected in a mode of externally connecting a power supply to the fixing frame 106, so that electrons lost by an anode are oxidized into corresponding metal cations, the metal cations are combined with phosphate radicals in water to generate indissolvable flocculent precipitate, thereby achieving the aim of removing phosphorus in water, and further, the driving shaft 103 synchronously drives the electrolytic dephosphorization mechanism 2, combines electrochemical reaction and biological turntable biochemical reaction, can simultaneously utilize the driving shaft 103 to drive the biological turntable body 105 on the premise of not consuming additional energy, so that the mass transfer between phosphorus and the electrodes in the sewage is increased, the reaction rate between current and phosphorus is improved, the stability of total phosphorus removal is ensured, the dephosphorization efficiency is further improved, the utilization rate of the energy is further improved, the labor cost of the device is reduced, the traditional chemical and the traditional chemical dephosphorization method is realized, and the traditional chemical dephosphorization method is free from the driving shaft 103 is realized.

Referring to fig. 1-7, in the drawings, a back flushing mechanism 3 is installed at one end of the outer side wall of a reaction tank 1, which is close to an electrolytic phosphorus removing mechanism 2, the back flushing mechanism 3 comprises a fixing seat 301, one end of the fixing seat 301 is fixedly connected with the reaction tank 1, the top of the fixing seat 301 is fixedly connected with a water suction pump 302, a water suction pipe 303 is installed at the water suction end of the water suction pump 302, one end of the water suction pipe 303 is communicated with the interior of a filter tank 401, a water outlet pipe 304 is installed at the water outlet end of the water suction pump 302, a shunt pipe 305 is fixedly connected with one end of the water outlet pipe 304, a high-pressure spray head 306 is installed at one side of the outer wall of the shunt pipe 305, the high-pressure spray head 306, the shunt pipe 305, the water outlet pipe 304 and the water suction pump 302 are communicated, one end of the outer side wall of the reaction tank 1, which is close to the high-pressure spray head 306, is fixedly connected with a baffle 307, one end of the high-pressure spray head 306 penetrates through the interior of the baffle 307, the back flush mechanism 3 is linked together through filter mechanism 4 and the inside of second reaction tank 102, filter mechanism 4 includes rose box 401, the bottom of rose box 401 and the top fixed connection of fixing base 301, filter 402 is installed to the intermediate position of rose box 401 inside wall, filter 402's lateral wall and rose box 401's inside wall fixed connection, be linked together through raceway 403 between rose box 401 and the second reaction tank 102, fixed connection between one end of raceway 403 and the rose box 401, fixed connection between the other end of raceway 403 and reaction tank 1, sealed lid 404 is installed at the top of rose box 401, the internally mounted of rose box 401 has clearance subassembly 405, when needs take out the precipitate in the rose box 401 inside, open sealed lid 404, can take out the precipitate. The cleaning assembly 405 comprises a mounting frame 4051, the bottom of the mounting frame 4051 is fixedly connected with the bottom wall of the filter box 401, a rotating shaft 4052 is rotatably connected in the mounting frame 4051, one end of the rotating shaft 4052 is fixedly connected with a cleaning brush 4053, and the other end of the rotating shaft 4052 is fixedly connected with a paddle 4054;

when the flocculent precipitate adhered on the aluminum plate cell 202 is backwashed, a water suction pump 302 in a backwashing mechanism 3 is started, sewage in the second reaction tank 102 is pumped into the filtering mechanism 4 through a water suction pipe 303 and a water delivery pipe 403 at one end of the water suction pump 302, then water which does not contain flocculent precipitate is delivered to the outer surface of the aluminum plate cell 202 through a water outlet pipe 304, a shunt pipe 305 and a high-pressure spray head 306 under the filtration of a filter plate 402 in the filtering mechanism 4, so that when the aluminum plate cell 202 does not rotate out of the top of the reaction tank 1, the flocculent precipitate adhered on the surface is backwashed back into the second reaction tank 102, water sputtered by the aluminum plate cell 202 is blocked through a baffle 307, the water is prevented from being splashed out of the working environment of the reaction tank 1, meanwhile, the water is continuously delivered to the inside of the filter tank 401, and the flowing force of the water is passed, the paddle 4054 in the cleaning component 405 is synchronously driven to rotate, the rotating shaft 4052 is synchronously driven to rotate in the mounting frame 4051 through the rotation of the paddle 4054, and the cleaning brush 4053 is driven to rotate on the outer surface of the filter plate 402, so that floccules adhered to the outer surface of the filter plate 402 are disturbed by the rotation of the cleaning brush 4053 and leave the original position of the outer surface of the filter plate 402, the continuous passing of water from the filter plate 402 is ensured, and then the floccules adhered to the outer surface of the filter plate 402 are continuously cleaned through the linkage cooperation of the back flushing mechanism 3 and the filtering mechanism 4 by the action of the flowing force of water, thereby ensuring that floccules adhered to the outer surface of the aluminum plate cell 202 are continuously backwashed by the high-pressure nozzle 306, avoiding the phenomenon that floccules are rotated into the air from sewage after being adhered to the aluminum plate cell 202, thereby ensuring the stability of sewage during treatment.

It is noted that relational terms such as first and second, and the like are 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 may include other elements not expressly listed or inherent to such process-method-article or apparatus.

In addition, the structure not described in the present utility model does not relate to the design gist and the improvement direction of the present utility model, and the above-mentioned contents belong to the technical cognition category of the inventor, and the technical contents in the present utility model are huge and complicated, so the above-mentioned contents of the present application do not necessarily constitute the prior art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an integrated electrochemistry assists carousel device of dephosphorization which characterized in that: including reaction box (1), the inside one end of reaction box (1) is equipped with first reaction tank (101), the inside other end of reaction box (1) is equipped with second reaction tank (102), the inside rotation of reaction box (1) is connected with drive shaft (103), drive shaft (103) are driven through drive arrangement, electrolytic phosphorus removing mechanism (2) are installed to the one end of drive shaft (103).

2. The integrated electrochemical assisted dephosphorization biological turntable device according to claim 1, wherein: the electrolytic dephosphorization mechanism (2) comprises electrode plates (201), wherein two electrode plates (201) are arranged, an aluminum plate cell (202) is arranged between the inner side walls of the two electrode plates (201), the outer walls of the two electrode plates (201) are fixedly connected with a fixing frame (203), and the fixing frame (203) is fixedly connected with a driving shaft (103) through a U-shaped bolt (204).

3. The integrated electrochemical assisted dephosphorization biological turntable device according to claim 2, wherein: install baffle (104) between first reaction tank (101) and second reaction tank (102), the other end fixedly connected with carousel body (105) of drive shaft (103), one end fixedly connected with mount (106) that reaction tank (1) is close to electric phosphorus removal mechanism (2), inside wall fixedly connected with brush (107) of mount (106), backwash mechanism (3) are installed to one end that reaction tank (1) lateral wall is close to electric phosphorus removal mechanism (2), backwash mechanism (3) are linked together through filter mechanism (4) and the inside of second reaction tank (102), water conservancy diversion subassembly (5) are installed to one side of baffle (104) outer wall.

4. The integrated electrochemically assisted dephosphorization biological rotor device according to claim 3, wherein: the back flush mechanism (3) comprises a fixed seat (301), a water suction pump (302) is fixedly connected to the top of the fixed seat (301), a water suction pipe (303) is installed at the water suction end of the water suction pump (302), a water outlet pipe (304) is installed at the water outlet end of the water suction pump (302), a shunt pipe (305) is fixedly connected to one end of the water outlet pipe (304), a high-pressure spray head (306) is installed on one side of the outer wall of the shunt pipe (305), and a baffle (307) is fixedly connected to one end, close to the high-pressure spray head (306), of the outer side wall of the reaction box (1).

5. The integrated electrochemically assisted dephosphorization biological rotor device according to claim 3, wherein: the filtering mechanism (4) comprises a filtering box (401), a filtering plate (402) is arranged at the middle position of the inner side wall of the filtering box (401), the filtering box (401) is communicated with a second reaction tank (102) through a water conveying pipe (403), a sealing cover (404) is arranged at the top of the filtering box (401), and a cleaning component (405) is arranged in the filtering box (401).

6. The integrated electrochemical assisted dephosphorization biological rotating disk device according to claim 5, wherein: the cleaning assembly (405) comprises a mounting frame (4051), a rotating shaft (4052) is rotatably connected in the mounting frame (4051), a cleaning brush (4053) is fixedly connected to one end of the rotating shaft (4052), and a paddle (4054) is fixedly connected to the other end of the rotating shaft (4052).

7. The integrated electrochemical assisted dephosphorization biological rotating disk device according to claim 5, wherein: the flow guide assembly (5) comprises a limiting seat (501), the limiting seat (501) is fixedly connected with the biological rotating disc body (105), a collecting cylinder (502) is fixedly connected to the inside of the limiting seat (501), and a water outlet (503) is formed in one side of the outer wall of the collecting cylinder (502).