CN214682303U - A centrifuge for sewage treatment - Google Patents

Abstract

The utility model discloses a centrifuge for sewage treatment, including frame, collection frame, locate the rotary drum in the collection frame, be used for promoting the screw propulsion oar of solid impurity discharge and be used for driving rotary drum and screw propulsion oar differential pivoted differential mechanism, be equipped with the collection chamber that is used for collecting solid impurity in the collection frame, be equipped with the discharge opening that is used for discharging solid impurity on one end of rotary drum, be equipped with the clearance oar that is used for clearing up the residual impurity in collection chamber on the rotary drum, the clearance oar is located the collection intracavity, its one end with collect the intracavity wall butt, one end rigid coupling in on the rotary drum; a plurality of cleaning paddles are arranged along the circumferential direction of the rotary drum; through the setting of clearance oar, can clear up the residuary automatically collect the fixed impurity of intracavity to make the smooth discharge of fixed impurity, reduce the remaining of fixed impurity in the machine, guarantee the normal work of machine.

Description

A centrifuge for sewage treatment

Technical Field

The utility model belongs to the technical field of sewage treatment, especially, relate to a centrifuge for sewage treatment.

Background

The centrifugal machine is a machine for separating components in a mixture of liquid and solid particles or liquid and liquid by utilizing centrifugal force, and is mainly used for separating the solid particles from the liquid in suspension or separating two liquids which have different densities and are not mutually soluble in emulsion; some settling centrifuges can also grade solid particles according to density or granularity by utilizing the characteristic that solid particles with different densities or granularities have different settling speeds in liquid.

And when centrifuge handled sewage, mainly be fixed impurity separation such as grit in foul solution and the sewage to be convenient for carry out better processing to sewage, however, current centrifuge often can not collect completely to fixed impurity, can a large amount of silts inside in the machine, long this in the past, can seriously influence the normal work of machine.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide a can clear up fixed impurity of siltation automatically, guarantee the normal work of machine be used for sewage treatment's centrifuge.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a centrifugal machine for sewage treatment comprises a rack, a collecting frame, a rotary drum arranged in the collecting frame, a spiral propelling paddle for pushing solid impurities to be discharged and a differential mechanism for driving the rotary drum and the spiral propelling paddle to rotate in a differential mode, wherein a collecting cavity for collecting the solid impurities is formed in the collecting frame, a discharge hole for discharging the solid impurities is formed in one end of the rotary drum, a cleaning paddle for cleaning residual impurities in the collecting cavity is arranged on the rotary drum, the cleaning paddle is located in the collecting cavity, one end of the cleaning paddle is abutted against the inner wall of the collecting cavity, and the other end of the cleaning paddle is fixedly connected to the rotary drum; the cleaning paddles are arranged in a plurality along the circumferential direction of the rotary drum.

Through the setting of clearance oar, can clear up the residuary automatically collect the fixed impurity of intracavity to make the smooth discharge of fixed impurity, reduce the remaining of fixed impurity in the machine, guarantee the normal work of machine.

Preferably, be equipped with on the clearance oar and be used for brushing collect the clearance subassembly of remaining solid impurity on the intracavity wall, the clearance subassembly is including locating the brush roll at clearance oar top, locate brush hair on the brush roll and be used for the drive by oneself brush hair pivoted drive assembly, the brush hair is colluded the form.

Fixed impurities remained in the collecting cavity can be brushed through the arrangement of the cleaning assembly, so that the residues of the impurities are further reduced, and the normal work of a machine is ensured; meanwhile, the bristles are arranged in a hook shape, so that the bristles can be conveniently inserted into solid impurities more deeply. Thereby being convenient for the brush hair to move more fixed impurity, improving the clearance effect of brush hair.

Preferably, the driving assembly comprises a rolling groove arranged at the bottom of the cleaning paddle, rollers fixedly connected to two ends of the brush roller and a mounting assembly, and the rollers are in contact with the inner wall of the collecting cavity to generate friction; the roller is movably arranged in the rolling groove through the mounting component.

Through the setting of drive assembly, accessible gyro wheel and the contact friction of collecting the chamber are in order to drive the gyro wheel rotates, and the gyro wheel drives the brush roll rotates to need not extra drive, the brush roll can rotate by oneself and clear up, reduces the complexity of the structure of machine, thereby improves the stability of mechanism.

Preferably, the surface of the roller is provided with a plurality of grooves for preventing skidding.

Through the setting of recess, can improve the friction of gyro wheel and collection intracavity wall to improve the land fertility is grabbed to the gyro wheel, avoids the gyro wheel to skid, makes the gyro wheel normally rotate to finally guarantee the normal work of clearance oar.

Preferably, the mounting assembly comprises a movable groove formed in the side wall of one side of the rolling groove, a rotating seat arranged in the movable groove and a movable spring arranged in the movable groove, the roller is rotatably connected to the rotating seat, one end of the movable spring abuts against the rotating seat, and the other end of the movable spring abuts against the movable groove.

Through the setting of installation component, will gyro wheel movable mounting can be according to solid impurity's height, contracts by oneself and contracts, avoids fixed impurity and clearance oar area of contact too big to too big and restriction to the resistance of clearance oar the clearance oar rotates, protects the clearance oar avoids receiving the damage, guarantees the normal function of mechanism, prolongs the life of mechanism.

Preferably, a sand cleaning assembly for preventing solid impurities from obstructing the movement of the roller is arranged in the rolling groove, the sand cleaning assembly comprises a blocking component for blocking the solid impurities from entering the movable groove and a discharging component for discharging the solid impurities entering the rolling groove, the blocking component comprises a blocking plate arranged on the rotating seat and a baffle groove arranged on the side wall of the movable groove close to the opening, and the blocking plate is inserted in the baffle groove.

Through the setting of sand removal subassembly, can avoid fixed impurity to get into the movable groove, reduce the solid impurity and remain in the rolling slot, make the normal work of gyro wheel to guarantee the clearance effect of clearance oar.

Preferably, the discharging member comprises a plurality of scraping paddles arranged on the side walls of the two sides of the roller, the scraping paddles are arranged at intervals along the circumferential direction of the roller, one end of each scraping paddle abuts against the side wall of the rolling groove, and scraping holes allowing solid impurities to pass through are formed in the scraping paddles.

Through the setting of arranging the material component, the rotation of oar is scraped in the rotation drive of accessible gyro wheel, scrapes the fixed impurity that falls out and enter into the rolling slot, makes the normal work of gyro wheel to guarantee the clearance effect of clearance oar.

The cleaning paddle is provided with a filter screen used for scattering fixed impurities, and the filter screen is provided with a frustum.

Through the setting of filter screen, can break up fixed impurity avoids fixed impurity deposit together so that be difficult to the clearance, further guarantees the clearance effect of clearance oar.

To sum up, the utility model has the advantages of it is following: the fixed impurities remained in the collecting cavity can be automatically cleaned through the arrangement of the cleaning paddle, so that the fixed impurities are smoothly discharged, the residues of the fixed impurities in the machine are reduced, and the normal work of the machine is ensured; through the setting of clearance subassembly, can brush and remain in collect the fixed impurity of intracavity, further reduce the remaining of impurity, guarantee the normal work of machine.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic upper sectional view of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is a partially enlarged view of fig. 3 at B.

Fig. 5 is a schematic side sectional view of the present invention.

Fig. 6 is a partially enlarged view of C in fig. 5.

Fig. 7 is a schematic structural view of the roller.

Fig. 8 is a schematic structural view of the rotary base.

Fig. 9 is a schematic structural view of the cleaning paddle.

FIG. 10 is a partial enlarged view of FIG. 9 at D

Detailed Description

As shown in fig. 1 to 10, a centrifuge for sewage treatment includes a frame 1, a collecting frame 11, a rotating drum 12, a screw propulsion paddle 13, and a differential mechanism, where the differential mechanism is a planetary gear mechanism, the planetary gear mechanism includes a sun gear 141, a planet gear 142, and a ring gear 143, the ring gear 143 is fixedly mounted on the frame 1, the planet gear 142 is provided with a gear carrier, the gear carrier is fixedly connected to the rotating drum 12, and the sun gear is fixedly connected to the inside of the screw propulsion paddle 13; the spiral propelling paddle 13 is rotatably arranged in the rotary drum 12 and performs differential rotation through a planetary gear structure; the drum 12 is located within the collection frame 11.

Further, a collecting cavity 111 is arranged in the collecting frame, a discharging hole 1111 is arranged at one end, located in the collecting cavity 111, of the rotary drum 12, and a cleaning paddle 2 is welded at the end; the cleaning paddles 2 are arranged along the circumferential direction of the rotary drum 12, one end of each cleaning paddle is abutted to the inner wall of the collecting cavity 111, and the other end of each cleaning paddle is fixedly connected to the rotary drum 12.

Further, a filter screen 21 is arranged on the cleaning paddle, the filter screen 21 is made of hard materials, and a plurality of frustum 211 are arranged on the filter screen 21.

Furthermore, the side frames on the two sides of the cleaning paddle are arranged in a telescopic mode.

Further, a cleaning assembly is arranged on the cleaning paddle, the cleaning assembly comprises a brush roll 31, bristles 32 and a driving assembly, a brush groove 311 is formed in the bottom of the cleaning paddle, the brush roll 31 is rotatably arranged in the brush groove 311, and the bristles 32 are arranged on the brush roll 31 and are made of common hard metal wires; the bristles 32 are hook-shaped.

Further, the driving assembly comprises a rolling groove 331, a roller 332 and a mounting assembly, the rolling groove 331 is formed in the top of the cleaning paddle 2 and located on two sides of the brush groove 311, two ends of the brush roll 31 penetrate through the rolling groove 331, the roller 332 is fixedly mounted on the rolling groove 331, a groove 3321 is formed in the surface of the roller 332, the groove 3321 is V-shaped, and the roller 332 is always abutted and contacted with the inner wall surface of the collecting cavity 111.

Further, the mounting assembly comprises a movable groove 3331, a rotating seat 3332 and a movable spring 3333, the movable groove 3331 is formed in the inner wall of one end of the rolling groove 331, which is far away from the brush roller 31, the rotating seat 3332 is arranged in the movable groove 3331, one end of the movable spring 3333 is abutted against the bottom of the movable groove 3331, and the other end of the movable spring 3333 is abutted against the bottom of the rotating seat 3332; both ends of the brush roller 31 are rotatably connected to the inside of the brush roller 31.

Furthermore, a sand cleaning assembly is arranged in the rolling groove, the sand cleaning assembly comprises a blocking component and a discharging component, the blocking component comprises a blocking plate 41 and a baffle groove 42, the baffle groove 42 is arranged at the opening of the movable groove 3331, the baffle groove 42 is arranged at the upper end and the lower end of the opening, the blocking plate 41 is integrally and fixedly connected with the upper end and the lower end of the rotating table, and the blocking plate 41 is correspondingly inserted into the baffle groove 42.

Further, arrange the material component including scraping oar 43, scrape oar 43 rigid coupling in on the both sides lateral wall of gyro wheel 332, just scrape oar 43 follows gyro wheel 332 circumference interval is equipped with a plurality ofly, its one end butt in on the lateral wall of slot 331, scrape and seted up on the oar 43 and scrape hole 431, scrape hole 431 and follow the length direction of scraping oar 3 is equipped with a plurality ofly.

The utility model discloses a concrete implementation process as follows: with the sewage entering the centrifuge, solid impurities are thrown out from the discharge hole 1111 into the collection cavity 111 under the propulsion of the spiral propulsion paddle 13 due to the differential rotation of the rotary drum 12 and the spiral propulsion paddle 13, and water is discharged from the direction opposite to that of the spiral propulsion paddle 13; when the fixed impurities fly into the collecting cavity 111, the fixed impurities are adhered to the inner wall of the collecting cavity 11 due to certain humidity and certain viscosity, the cleaning paddle 2 is driven by the rotating drum 12 to rotate relative to the collecting cavity 111 to scrape the fixed impurities on the fixed impurities, meanwhile, the roller 332 is driven to rotate by contact friction of the roller 332 and the collecting cavity 111, the roller 332 drives the brush roller 31 to rotate, and the bristles 32 can brush the fixed impurities on the inner wall of the collecting cavity 111 to clean the inner wall of the collecting cavity 111.

It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims (8)

1. The utility model provides a centrifuge for sewage treatment, includes frame (1), collects frame (11), locates rotary drum (12) in collecting frame (11), be used for promoting solid impurity exhaust spiral propulsion oar (13) and be used for driving the rotary drum advances oar differential pivoted differential mechanism with the spiral, its characterized in that: a collecting cavity (111) for collecting solid impurities is arranged in the collecting frame (11), one end of the rotary drum (12) is provided with a discharge hole (1111) for discharging the solid impurities, the rotary drum (12) is provided with a cleaning paddle (2) for cleaning residual impurities in the collecting cavity (111), the cleaning paddle (2) is positioned in the collecting cavity (111), one end of the cleaning paddle is abutted against the inner wall of the collecting cavity (111), and the other end of the cleaning paddle is fixedly connected to the rotary drum (12); the cleaning paddles (2) are arranged in a plurality along the circumferential direction of the rotary drum (12).

2. The centrifuge for wastewater treatment according to claim 1, wherein: be equipped with on clearance oar (2) and be used for brushing collect the clearance subassembly of remaining solid impurity on chamber (111) inner wall, the clearance subassembly is including locating brush roll (31) at clearance oar (2) top, locate brush hair (32) on brush roll (31) and be used for the drive by oneself brush hair (32) pivoted drive assembly, brush hair (32) are colluded the form.

3. The centrifuge for wastewater treatment according to claim 2, wherein: the driving assembly comprises a rolling groove (331) arranged at the bottom of the cleaning paddle (2), rollers (332) fixedly connected to two ends of the brush roller (31) and a mounting assembly, and the rollers (332) are in contact with the inner wall of the collecting cavity (111) to generate friction; the roller (332) is movably arranged in the rolling groove (331) through the mounting component.

4. A centrifuge for wastewater treatment according to claim 3, wherein: the surface of the roller is provided with a plurality of anti-skid grooves (3321).

5. A centrifuge for wastewater treatment according to claim 3, wherein: the installation component comprises a movable groove (3331) arranged on the side wall of one side of the rolling groove (331), a rotating seat (3332) arranged in the movable groove (3331) and a movable spring (3333) arranged in the movable groove, wherein the roller (332) is rotatably connected to the rotating seat (3332), one end of the movable spring (3333) is abutted to the rotating seat (3332), and one end of the movable spring is abutted to the movable groove (3331).

6. The centrifuge for wastewater treatment according to claim 5, wherein: the roller groove (331) is internally provided with a sand cleaning assembly for preventing solid impurities from obstructing the movement of the roller (332), the sand cleaning assembly comprises a blocking component for blocking the solid impurities from entering the movable groove (3331) and a discharging component for discharging the solid impurities entering the roller groove (331), the blocking component comprises a blocking plate (41) arranged on the rotating seat (3332) and a baffle groove (42) opened on the side wall of the movable groove (3331) close to the opening, and the blocking plate is inserted in the baffle groove.

7. The centrifuge for wastewater treatment according to claim 6, wherein: the discharging component comprises scraping paddles (43) arranged on the side walls of two sides of the roller (332), the scraping paddles (43) are arranged at intervals along the circumferential direction of the roller (332), one end of each scraping paddle abuts against the side wall of the rolling groove (331), and scraping holes (421) allowing solid impurities to pass through are formed in each scraping paddle.

8. The centrifuge for wastewater treatment according to claim 6, wherein: the cleaning paddle is provided with a filter screen (21) for scattering fixed impurities, and the filter screen is provided with a frustum (211).

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