Self-scrubbing structure of rotary filter

Abstract

The utility model discloses a self-scrubbing structure of a rotary filter, which comprises a bottom plate, and the periphery of the top of the bottom plate is fixedly connected with a support frame. When more impurities are accumulated in the rotary filter cartridge, an operator stops sewage from entering the rotary filter cartridge through the water inlet pipe, then the operator continuously adjusts the rotary filter cartridge to rotate, then opens the blow-down valve, adjusts the nozzle to spray water, and further performs backwashing on the rotary filter cartridge, and meanwhile, the electric cylinder extends and contracts in a reciprocating manner, so that the rotary filter cartridge is backwashed. When the elastic bristles reciprocate left and right, the ends, away from the movable plate, of part of the elastic bristles penetrate through the through holes, impurities blocked in the through holes are further cleaned, the nozzles reciprocate left and right, uniform back flushing can be conducted on the rotary filter cartridge, and the back flushing efficiency is improved. The device has the advantages of being high in filtering efficiency and convenient to clean.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely is a kind of self-wringing structure of rotary filter. BACKGROUND

[0002] When sewage is treated, solid impurities in sewage need to be separated from liquid, and during separation, sieve plate is generally used for solid-liquid separation.

[0003] However, when the surface of the sieve plate accumulates a large amount of impurities, the sieve plate is prone to clogging, which reduces the filtration efficiency of the sieve plate, and manual cleaning of the impurities on the top of the sieve plate is required, which consumes a lot of manpower and time, making it inconvenient to use. UTILITY MODEL CONTENT

[0004] To solve the problems raised in the above background art, the utility model aims to provide a self-wringing structure of rotary filter, which has high filtration efficiency and is easy to clean, solving the problem that when the surface of the sieve plate accumulates a large amount of impurities, the sieve plate is prone to clogging, which reduces the filtration efficiency of the sieve plate, and manual cleaning of the impurities on the top of the sieve plate is required, which consumes a lot of manpower and time, making it inconvenient to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a self-wringing structure of rotary filter, comprising a bottom plate, a support frame is fixedly connected around the top of the bottom plate, a roller is rotatably connected inside the support frame, a rotary filter cartridge is movably connected to the surface of the roller, a through hole is formed on the surface of the rotary filter cartridge, the number of through holes is several, the through holes are evenly distributed on the surface of the rotary filter cartridge, a gear ring is fixedly connected to the surface of the rotary filter cartridge, a motor is fixedly connected to the front of the bottom plate through a support, a gear is fixedly connected to the output end of the motor, the gear is engaged with the gear ring, a fixed frame is fixedly connected to the right side of the top of the bottom plate, a support plate is fixedly connected to the top of the fixed frame through a support, a through opening is formed on the surface of the support plate, a sliding block is slidably connected inside the through opening, an activity plate is fixedly connected to the bottom of the sliding block, an elastic brush is fixedly connected to the bottom of the activity plate, the elastic brush is attached to the rotary filter cartridge, an electric cylinder is fixedly connected to the top of the support plate, the output end of the electric cylinder is fixedly connected with the sliding block, a nozzle is fixedly connected to the front and back of the activity plate, the number of nozzles is several, the nozzles are evenly distributed on the front and back of the activity plate.

[0006] As the utility model is preferred, the top of the bottom plate is fixedly connected with a vertical plate, the surface of the vertical plate is fixedly connected with a water inlet pipe, the right side of the water inlet pipe extends to the inside of the rotary filter cartridge, and the surface of the water inlet pipe is fixedly connected with a splash-proof plate.

[0007] As the utility model is preferred, the front surface of the bottom plate is fixedly connected with a protective cover, and the gear is located in the inside of the protective cover.

[0008] As the utility model is preferred, the right side of the rotary filter cartridge is communicated with a blowdown valve.

[0009] As the utility model is preferred, the surfaces of the rotary filter cartridge are fixedly connected with positioning rings on both sides, the front side and the rear side of the top of the bottom plate are fixedly connected with flow deflectors through supports, and the top of the bottom plate is provided with an opening.

[0010] As the utility model is preferred, the top of the support plate is fixedly connected with protective frames, the number of the protective frames is several, and the protective frames are uniformly distributed on the surface of the support plate.

[0011] Compared with the prior art, the utility model has the advantages as follows:

[0012] 1、The utility model discloses a rotary filter cartridge, when more impurities accumulate in the rotary filter cartridge, the operator stops sewage from entering the rotary filter cartridge through the water inlet pipe, then the operator continues to adjust the rotation of the rotary filter cartridge, opens the blowdown valve, adjusts the nozzle to spray water, and carries out backwashing to the rotary filter cartridge, and the electric cylinder reciprocatingly elongates and contracts, thereby driving the sliding block, the movable plate, the nozzle and the elastic brush hair to reciprocate left and right, part of the elastic brush hair away from one end of the movable plate penetrates the through hole, thereby cleaning the impurities blocked in the through hole, the nozzle reciprocates left and right, can uniformly backwash the rotary filter cartridge, thereby improving the cleaning effect of the rotary filter cartridge, and the device has the advantages of high filtering efficiency and convenient cleaning.

[0013] 2、The utility model discloses a rotary filter cartridge, when more impurities accumulate in the rotary filter cartridge, the operator stops sewage from entering the rotary filter cartridge through the water inlet pipe, then the operator continues to adjust the rotation of the rotary filter cartridge, opens the blowdown valve, adjusts the nozzle to spray water, and carries out backwashing to the rotary filter cartridge, and the electric cylinder reciprocatingly elongates and contracts, thereby driving the sliding block, the movable plate, the nozzle and the elastic brush hair to reciprocate left and right, part of the elastic brush hair away from one end of the movable plate penetrates the through hole, thereby cleaning the impurities blocked in the through hole, the nozzle reciprocates left and right, can uniformly backwash the rotary filter cartridge, thereby improving the cleaning effect of the rotary filter cartridge, and the device has the advantages of high filtering efficiency and convenient cleaning. ACCURATE DRAWINGS

[0014] Figure 1 It is a structure schematic view of the utility model;

[0015] Figure 2 It is a structure right side schematic view of the utility model;

[0016] Figure 3 It is a structure right side schematic view of the utility model; Figure 1 It is an enlarged schematic view of the structure in A of the utility model;

[0017] Figure 4 The utility model discloses Figure 1 The structure amplification schematic diagram of B place is shown.

[0018] In the drawing: 1, bottom plate; 2, support frame; 3, gyro wheel; 4, rotating filter cylinder; 5, through hole; 6, gear ring; 7, motor; 8, gear; 9, fixed frame; 10, support plate; 11, through opening; 12, sliding block; 13, movable plate; 14, electric cylinder; 15, nozzle; 16, elastic brush; 17, vertical plate; 18, water inlet pipe; 19, splash guard; 20, protective cover; 21, fairing; 22, opening; 23, protective frame; 24, positioning ring; 25, sewage valve. DETAILED DESCRIPTION

[0019] 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 belong to the protection scope of the utility model.

[0020] As Figures 1 to 4 shown, a self-wringing structure of a rotating filter includes a bottom plate 1, support frames 2 are fixedly connected around the top of the bottom plate 1, gyro wheels 3 are rotatably connected in the support frames 2, rotating filter cylinders 4 are movably connected to the surfaces of the gyro wheels 3, through holes 5 are formed in the surfaces of the rotating filter cylinders 4, the number of the through holes 5 is several, the through holes 5 are evenly distributed on the surface of the rotating filter cylinder 4, gear rings 6 are fixedly connected to the surfaces of the rotating filter cylinders 4, a motor 7 is fixedly connected to the front of the bottom plate 1 through a support, a gear 8 is fixedly connected to the output end of the motor 7, the gear 8 is engaged with the gear ring 6, a fixed frame 9 is fixedly connected to the right side of the top of the bottom plate 1, a support plate 10 is fixedly connected to the top of the fixed frame 9 through a support, a through opening 11 is formed in the surface of the support plate 10, a sliding block 12 is slidably connected in the through opening 11, a movable plate 13 is fixedly connected to the bottom of the sliding block 12, elastic brushes 16 are fixedly connected to the bottom of the movable plate 13, the elastic brushes 16 are attached to the rotating filter cylinders 4, an electric cylinder 14 is fixedly connected to the top of the support plate 10, the output end of the electric cylinder 14 is fixedly connected with the sliding block 12, nozzles 15 are fixedly connected to the front and back of the movable plate 13, the number of the nozzles 15 is several, the nozzles 15 are evenly distributed on the front and back of the movable plate 13.

[0021] Reference Figure 1 and Figure 2 , a vertical plate 17 is fixedly connected to the top of the bottom plate 1, a water inlet pipe 18 is fixedly connected to the surface of the vertical plate 17, the right side of the water inlet pipe 18 extends to the inside of the rotating filter cylinder 4, and a splash guard 19 is fixedly connected to the surface of the water inlet pipe 18.

[0022] As a technical optimization scheme of the utility model, through the setting of vertical plate 17 and water inlet pipe 18, sewage can be passed into rotating filter cylinder 4 through water inlet pipe 18, and through the setting of splash-proof plate 19, the sewage can be prevented from splashing out from the left side of rotating filter cylinder 4.

[0023] Reference Figure 1 And Figure 2 The front surface of bottom plate 1 is fixedly connected with protective cover 20, and gear 8 is located inside protective cover 20.

[0024] As a technical optimization scheme of the utility model, through the setting of protective cover 20, the operator can be prevented from being injured by accidentally touching gear 8.

[0025] Reference Figure 2 The right side of rotating filter cylinder 4 is communicated with blowdown valve 25.

[0026] As a technical optimization scheme of the utility model, through the setting of blowdown valve 25, the operator can open blowdown valve 25, so that the pollutants accumulated on the inner wall of rotating filter cylinder 4 are washed away by water flow and discharged from rotating filter cylinder 4 through blowdown valve 25.

[0027] Reference Figure 1 、 Figure 2 And Figure 4 Both sides of the surface of rotating filter cylinder 4 are fixedly connected with positioning ring 24, the front side and the rear side of the top of bottom plate 1 are fixedly connected with flow guide cover 21 through support, and the top of bottom plate 1 is provided with opening 22.

[0028] As a technical optimization scheme of the utility model, through the setting of positioning ring 24, positioning ring 24 cooperates with roller 3, so that the left and right movement of rotating filter cylinder 4 is avoided, and through the setting of flow guide cover 21, the water flow can be prevented from splashing when rotating filter cylinder 4 rotates, flow guide cover 21 can guide the water penetrating rotating filter cylinder 4, so that the filtered water penetrates opening 22 and falls into the collecting box arranged below opening 22.

[0029] Reference Figures 1 to 3 The top of support plate 10 is fixedly connected with protective frame 23, the number of protective frame 23 is several, and protective frame 23 is evenly distributed on the surface of support plate 10.

[0030] As a technical optimization scheme of the utility model, through the setting of protective frame 23, the operator can be prevented from being injured by accidentally touching electric cylinder 14 to a certain extent.

[0031] The working principle and use process of the utility model: when using, the device stably supports the rotating filter cylinder 4 through four rollers 3, the operator discharges sewage into the rotating filter cylinder 4 through the water inlet pipe 18, then starts the motor 7 to rotate the gear 8, further drives the gear ring 6 and the rotating filter cylinder 4 to rotate, the rotating filter cylinder 4 filters the sewage in it, water can penetrate the through hole 5 on the surface of the rotating filter cylinder 4, and solid impurities accumulate on the inner wall of the rotating filter cylinder 4, since the rotating filter cylinder 4 is in a rotating state, the rotating filter cylinder 4 is not easy to be blocked;

[0032] When more impurities accumulate in the rotating filter cylinder 4, the operator stops the sewage from entering the rotating filter cylinder 4 through the water inlet pipe 18, then the operator continues to adjust the rotation of the rotating filter cylinder 4, then opens the blow-off valve 25, the device is externally provided with a water storage tank, the water outlet of the water storage tank is communicated with a water pump, the water outlet of the water pump is communicated with the nozzle 15 through a water distribution pipeline, then the operator starts the water pump, so that the nozzle 15 sprays water, further backwashes the rotating filter cylinder 4, at the same time, the electric cylinder 14 reciprocatingly extends and contracts, further drives the sliding block 12, the movable plate 13, the nozzle 15 and the elastic brush 16 to reciprocate left and right, when the elastic brush 16 reciprocates left and right, one end of part of the elastic brush 16 away from the movable plate 13 can penetrate the through hole 5, further cleans the impurities blocked in the through hole 5, the nozzle 15 reciprocates left and right, can uniformly backwash the rotating filter cylinder 4, so that the pollutants accumulated on the inner wall of the rotating filter cylinder 4 are washed away by the water flow and discharged from the rotating filter cylinder 4 through the blow-off valve 25, further improves the cleaning effect of the rotating filter cylinder 4.

[0033] It should 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.

[0034] Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A self-washing structure for a rotary filter, comprising a base plate (1), characterized in that: Support frames (2) are fixedly connected to the top of the base plate (1) around its perimeter. Rollers (3) are rotatably connected inside the support frames (2). A rotating filter cylinder (4) is movably connected to the surface of the rollers (3). Through holes (5) are opened on the surface of the rotating filter cylinder (4). There are several through holes (5) evenly distributed on the surface of the rotating filter cylinder (4). A gear ring (6) is fixedly connected to the surface of the rotating filter cylinder (4). A motor (7) is fixedly connected to the front of the base plate (1) via a bracket. A gear (8) is fixedly connected to the output end of the motor (7). The gear (8) meshes with the gear ring (6). A fixing frame (9) is fixedly connected to the right side of the top of the base plate (1). The top of the fixing frame (9) is... A support plate (10) is fixedly connected to the part by a bracket. The surface of the support plate (10) is provided with an opening (11). A slider (12) is slidably connected inside the opening (11). A movable plate (13) is fixedly connected to the bottom of the slider (12). An elastic brush (16) is fixedly connected to the bottom of the movable plate (13). The elastic brush (16) is in contact with the rotating filter cylinder (4). An electric cylinder (14) is fixedly connected to the top of the support plate (10). The output end of the electric cylinder (14) is fixedly connected to the slider (12). A nozzle (15) is fixedly connected to both the front and back of the movable plate (13). There are several nozzles (15). The nozzles (15) are evenly distributed on the front and back of the movable plate (13).

2. The self-washing structure of a rotary filter according to claim 1, characterized in that: A vertical plate (17) is fixedly connected to the top of the base plate (1), and a water inlet pipe (18) is fixedly connected to the surface of the vertical plate (17). The right side of the water inlet pipe (18) extends into the interior of the rotating filter cylinder (4), and a splash guard (19) is fixedly connected to the surface of the water inlet pipe (18).

3. The self-washing structure of a rotary filter according to claim 1, characterized in that: A protective cover (20) is fixedly connected to the front of the base plate (1), and the gear (8) is located inside the protective cover (20).

4. The self-washing structure of a rotary filter according to claim 1, characterized in that: The right side of the rotating filter cylinder (4) is connected to a drain valve (25).

5. The self-washing structure of a rotary filter according to claim 1, characterized in that: Positioning rings (24) are fixedly connected to both sides of the surface of the rotating filter cylinder (4). A flow guide (21) is fixedly connected to the front and rear sides of the top of the bottom plate (1) through a bracket. An opening (22) is provided on the top of the bottom plate (1).

6. The self-washing structure of a rotary filter according to claim 1, characterized in that: The top of the support plate (10) is fixedly connected to a protective frame (23), and there are several protective frames (23), which are evenly distributed on the surface of the support plate (10).

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