Graded rotating sewage fiber turntable filtering device

Abstract

The utility model discloses a sewage fiber turntable filtering device capable of rotating in stages, and particularly relates to the field of sewage treatment.The sewage fiber turntable filtering device comprises a supporting frame, a filtering box is fixedly installed on the supporting frame, a partition plate is fixedly arranged in the filtering box, and center pipes are rotationally arranged at the two ends of the partition plate; a first fiber filter disc and a second fiber filter disc are respectively arranged on the two central pipes, a plurality of scraping plates are uniformly arranged on the inner side wall of the filter box at intervals, and a plurality of backwashing plates are uniformly arranged on the inner side wall of the filter box at intervals. The first fiber filter disc, the second fiber filter disc, the partition plate, the water guide channel, the communicating pipe and other structures are arranged, the filter box is divided into two filter spaces, the first fiber filter disc and the second fiber filter disc can be used for carrying out stage treatment on sewage, and the sewage treatment effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely is a kind of sewage fibre rotating disc filter device of grading rotation. BACKGROUND

[0002] Sewage treatment, to make sewage reach the water quality requirement of discharge into certain water body or reuse, purifies it, sewage treatment is widely used in building, agriculture, transportation, energy, petrochemical, environmental protection, city landscape, medical treatment, catering and each field, also more and more into the daily life of ordinary people, in today's society, advanced technology is the first productive force, advanced technology will inevitably eliminate backward technology, fibre rotating disc filter technology is just this sewage treatment era masterpiece, operating cost is low, effluent quality is good and stable, very small footprint is its most notable feature.Fibre rotating disc filter equipment is one of the most efficient filter equipment, treatment effect is good, effluent quality is good, stable operation, raw water is filtered after passing through filter cloth, clean water flows out filter cloth, and is discharged from filter water outlet outside system, to play good filtering effect.

[0003] But the existing fibre rotating disc filter equipment has certain deficiencies when using and needs to be improved, for example, the existing fibre filter equipment adopts backwashing mode to backwash and clean fibre filter disc, but due to more sundries in sewage, the frequency of backwashing is higher, so that the cost is higher, and the treatment efficiency of sewage is lower. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of sewage fibre rotating disc filter device of grading rotation to solve the problems in prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A kind of sewage fibre rotating disc filter device of grading rotation, including support frame, the support frame is fixedly installed with filter box, the inside of the filter box is fixedly provided with baffle, the both ends of the baffle are rotatably provided with center tube, first fibre filter disc and second fibre filter disc are respectively provided on two center tubes, the inner side wall of the filter box is evenly provided with a plurality of scrapers, the inner side wall of the filter box is evenly provided with a plurality of backwashing plates, one end of a plurality of backwashing plates is all through the side wall of filter box, and is connected with same backwashing pipe, the one end of the backwashing pipe is connected with backwashing pump, the bottom of the filter box is provided with blowdown pipe, and the one end of the blowdown pipe is connected with blowdown pump.

[0007] In a preferred implementation form, the top end of the filter box is fixedly provided with a driving motor, the output shaft of the driving motor is fixedly connected with a rotating shaft, two first sprockets are fixedly arranged on the rotating shaft, the first sprockets are connected with second sprockets through chains, and the second sprockets are fixedly arranged on the two central pipes.

[0008] In a preferred implementation form, the upper end side wall of the filter box is provided with a through hole for chain transmission, and a sealing cover is fixedly arranged at the through hole of the upper end of the filter box.

[0009] In a preferred implementation form, one end of the filter box is provided with a water inlet pipe, the water inlet pipe is communicated with the cavity at the first fiber filter disc, the other end of the filter box is provided with a water outlet pipe, and the water outlet pipe is communicated with the central pipe on the second fiber filter disc.

[0010] In a preferred implementation form, the inside of the partition plate is provided with a water guide channel, the water guide channel is communicated with the central pipe on the first fiber filter disc, the outer side wall of the filter box is provided with a communication pipe, one end of the communication pipe is communicated with the water guide channel, and the other end of the communication pipe is communicated with the cavity where the second fiber filter disc is arranged.

[0011] In a preferred implementation form, the filter hole diameter of the second fiber filter disc is smaller than that of the first fiber filter disc, so that double filtration of sewage can be realized.

[0012] In a preferred implementation form, the scraper is provided in a groove-shaped structure, and the scraper is arranged in an inclined manner, the inclined end of the scraper is provided with a residue discharge port, the scraper can scrape off the adhered sundries on the fiber filter disc, the fiber filter disc can be preliminarily treated, and the frequency of backwashing treatment can be reduced.

[0013] Compared with the prior art, the filter box has the following beneficial effects:

[0014] 1、The filter box is provided with a first fiber filter disc, a second fiber filter disc, a partition plate, a water guide channel and a communication pipe, the filter box is provided with two filter spaces, the first fiber filter disc and the second fiber filter disc can be used to perform staged treatment on sewage, and the treatment effect on the sewage is better.

[0015] 2, the utility model discloses a scraper, backflushing board, driving motor, sprocket, chain and other structures are set up, the driving motor drives two fiber filter disc to rotate when using normally, and the scraper can scrape off the fiber filter disc at any time when rotating, and the scraper is inclined to set, and the filter residue scraped down can slide along the scraper, can handle the fiber filter disc, can improve the processing efficiency of sewage, and can reduce the frequency of backflushing processing. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic diagram of the utility model;

[0017] Figure 2 It is the structure schematic diagram of filter box inside of the utility model;

[0018] Figure 3 It is the utility model Figure 2 It is the structure enlarged schematic diagram of A place in the utility model;

[0019] Figure 4 It is the structure schematic diagram of scraper of the utility model.

[0020] Marked number in drawing: 1, support frame;2, filter box;3, partition;4, center tube;5, first fiber filter disc;6, second fiber filter disc;7, scraper;8, backflushing board;9, backflushing pipe;10, backflushing pump;11, blowdown pipe;12, blowdown pump;13, driving motor;14, rotating shaft;15, first sprocket;16, chain;17, second sprocket;18, through -hole;19, sealing cover;20, water inlet pipe;21, water guide channel;22, communication pipe;23. residue discharge port. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] Embodiment: please refer to Figures 1-4 The utility model provides a kind of sewage fiber rotating disc filter device of hierarchical rotation, and technical solutions are as follows:

[0023] The utility model provides a kind of hierarchical rotating sewage fiber rotary disc filter device, including support frame 1, the filter box 2 is fixedly installed on the support frame 1, the inside of the filter box 2 is fixedly provided with baffle 3, the both ends of the baffle 3 are rotatably provided with center tube 4, first fiber filter disc 5 and second fiber filter disc 6 are respectively provided on two center tubes 4, the inside wall of the filter box 2 is evenly provided with a plurality of scrapers 7 at intervals, the inside wall of the filter box 2 is evenly provided with a plurality of backwashing plates 8 at intervals, one end of a plurality of backwashing plates 8 is all through the sidewall of filter box 2, and is connected with same backwashing pipe 9, one end of the backwashing pipe 9 is connected with backwashing pump 10, the bottom of the filter box 2 is provided with sewage pipe 11, one end of the sewage pipe 11 is connected with sewage pump 12.

[0024] In a preferred embodiment, the top end of the filter box 2 is fixedly installed with a drive motor 13, the output shaft of the drive motor 13 is fixedly connected with a rotating shaft 14, two first sprockets 15 are fixedly installed on the rotating shaft 14, the first sprockets 15 are drivingly connected with second sprockets 17 through chains 16, and the second sprockets 17 are fixedly arranged on the two center tubes 4. When the drive motor 13 operates, it can drive the rotating shaft 14 to rotate, which can drive the first sprockets 15 to rotate, and the first sprockets 15 can drive the center tubes 4 to rotate through the chains 16 and the second sprockets 17.

[0025] In a preferred embodiment, a through hole 18 is formed in the upper end sidewall of the filter box 2 for the transmission of the chains 16, and a sealing cover 19 is fixedly arranged at the through hole 18. The chains 16 pass through the through hole 18, and the sealing cover 19 can ensure the sealing of the filter box 2.

[0026] In a preferred embodiment, one end of the filter box 2 is provided with a water inlet pipe 20, which is in communication with the cavity at the first fiber filter disc 5. The other end of the filter box 2 is provided with a water outlet pipe, which is in communication with the center tube 4 on the second fiber filter disc 6. A water guide channel 21 is formed in the inside of the baffle 3, which is in communication with the center tube 4 on the first fiber filter disc 5. A communication pipe 22 is arranged on the outside wall of the filter box 2, one end of which is in communication with the water guide channel 21, and the other end of which is in communication with the cavity where the second fiber filter disc 6 is located. Sewage enters the inside of the filter box 2 through the water inlet pipe 20, and then the water filtered by the first fiber filter disc 5 enters the center tube 4. Then the water enters the communication pipe 22 through the water guide channel 21, and the sewage treated by the first fiber filter disc 5 is guided into the space where the second fiber filter disc 6 is located through the communication pipe 22. The second fiber filter disc 6 is used to treat the sewage again, and then the treated sewage is discharged through the center tube 4 and the water outlet pipe.

[0027] In a preferred embodiment, the filter pore size on the second fiber filter disc 6 is smaller than that on the first fiber filter disc 5, the sewage is first filtered by the first fiber filter disc 5, and then is secondarily treated by the second fiber filter disc 6.

[0028] In a preferred embodiment, the scraper 7 is provided in a groove-shaped structure, and the scraper 7 is provided in an inclined manner, and the inclined end of the scraper 7 is provided with a residue discharge port 23, the scraped filter residue falls into the groove-shaped scraper 7, and the filter residue slides down along the scraper 7 and falls into the bottom end of the filter box 2 through the residue discharge port 23.

[0029] Working principle of the utility model:

[0030] When in use, the sewage to be treated is introduced into the filter box 2 through the water inlet pipe 20, the driving motor 13 is opened, the driving motor 13 drives the rotating shaft 14 to rotate slowly, the rotating shaft 14 can drive the first sprocket 15 to rotate when rotating, the first sprocket 15 drives the second sprocket 17 to rotate through the chain 16, so that the two center pipes 4 drive the first fiber filter disc 5 and the second fiber filter disc 6 to rotate, and the sewage in the filter box 2 is first filtered by the first fiber filter disc 5 and then enters the center pipe 4, and then enters the space where the second fiber filter disc 6 is located through the water guide channel 21 and the communication pipe 22, and then is secondarily treated by the second fiber filter disc 6, and the water after secondary treatment enters the center pipe 4 and then is discharged through the water outlet pipe;

[0031] When treating the sewage, the scraper 7 can scrape the adhered sundries on the first fiber filter disc 5 and the second fiber filter disc 6 due to the continuous rotation of the first fiber filter disc 5 and the second fiber filter disc 6, and the sundries slide down to the bottom end of the filter box 2 along the scraper 7, the backwashing pump 10 is opened regularly to backwash the first fiber filter disc 5 and the second fiber filter disc 6, and the sewage pump 12 is used to discharge the sundries at the bottom end of the filter box 2.

[0032] It is apparent for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the utility model. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the involved claims.

Claims

1. A hierarchical rotating sewage fiber rotating disc filter device, comprising a support frame (1), a filter box (2) is fixedly installed on the support frame (1), characterized in that: The inside of the filter box (2) is fixedly provided with a partition plate (3), both ends of the partition plate (3) are rotatably provided with a central pipe (4), the first fiber filter disc (5) and the second fiber filter disc (6) are respectively arranged on the two central pipes (4), a plurality of scraper plates (7) are uniformly arranged on the inner side wall of the filter box (2), a plurality of backwashing plates (8) are uniformly arranged on the inner side wall of the filter box (2), one end of the plurality of backwashing plates (8) penetrates the side wall of the filter box (2) and is connected to the same backwashing pipe (9), one end of the backwashing pipe (9) is connected to a backwashing pump (10), and the bottom end of the filter box (2) is provided with a blowdown pipe (11), one end of the blowdown pipe (11) is connected to a blowdown pump (12).

2. A rotating stepped sewage fiber disc filter apparatus as claimed in claim 1, wherein: The top end of the filter box (2) is fixedly provided with a driving motor (13), the output shaft of the driving motor (13) is fixedly connected with a rotating shaft (14), two first sprockets (15) are fixedly arranged on the rotating shaft (14), the first sprockets (15) are drivingly connected with second sprockets (17) through chains (16), and the two second sprockets (17) are fixedly arranged on the two central pipes (4), respectively.

3. A rotating stepped sewage fiber disc filter apparatus as claimed in claim 2, wherein: The upper end side wall of the filter box (2) is provided with a through hole (18) for the transmission of the chain (16), and a sealing cover (19) is fixedly arranged at the through hole (18) of the upper end of the filter box (2).

4. A rotating stepped sewage fiber disc filter apparatus as claimed in claim 1, wherein: One end of the filter box (2) is provided with a water inlet pipe (20), the water inlet pipe (20) is in communication with the cavity at the first fiber filter disc (5), and the other end of the filter box (2) is provided with a water outlet pipe, the water outlet pipe is in communication with the central pipe (4) on the second fiber filter disc (6).

5. A rotating stepped sewage fiber disc filter apparatus as claimed in claim 4, wherein: The inside of the partition plate (3) is provided with a water guide channel (21), the water guide channel (21) is in communication with the central pipe (4) on the first fiber filter disc (5), and a communication pipe (22) is arranged on the outer side wall of the filter box (2), one end of the communication pipe (22) is in communication with the water guide channel (21), and the other end of the communication pipe (22) is in communication with the cavity where the second fiber filter disc (6) is located.

6. A rotating stepped sewage fiber disc filter apparatus as claimed in claim 5, wherein: The filter hole diameter of the second fiber filter disc (6) is smaller than that of the first fiber filter disc (5).

7. A rotating rotating wastewater fiber disk filter apparatus according to claim 1, wherein: The scraper plate (7) is arranged in a groove-shaped structure, and the scraper plate (7) is arranged obliquely, and the inclined end of the scraper plate (7) is provided with a slag discharge port (23).

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