CN219539682U

CN219539682U - Sewage treatment device

Info

Publication number: CN219539682U
Application number: CN202320136312.XU
Authority: CN
Inventors: 高强
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-08-18
Anticipated expiration: 2033-02-07

Abstract

The utility model discloses a sewage treatment device, which comprises a treatment box and a box cover, wherein the top of the treatment box is open, the box cover is arranged at the top of the treatment box, the middle part of the box cover is provided with a water inlet pipe, and the bottom of the treatment box is provided with a water outlet pipe; the treatment box is internally provided with a circulating water filtering device, the end part of the circulating water filtering device is provided with a solid waste bucket, the solid waste bucket is inserted into the treatment box through one end of the treatment box, and one side of the treatment box is provided with a motor for driving the circulating water filtering device. The beneficial effects are that: continuous filtration is carried out by adopting a conveyor type filter screen, so that solid waste in sewage can be prevented from blocking a sewage drain pipe, and the conveying efficiency of the sewage drain pipe is ensured to be stable; after sewage enters the treatment box through a pipeline connector on the box cover, the sewage is filtered by the filter screen, solid waste can remain on the surface of the filter screen and is conveyed to a solid waste hopper along with the filter screen to be collected, and the filtering work of the solid waste can continuously and stably run.

Description

Sewage treatment device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment device.

Background

The treatment of domestic sewage generally requires three stages of treatment processes, wherein the primary treatment process mainly removes solid substances in suspended state in the sewage; the secondary treatment process is mainly used for removing organic matters in colloid or dissolved state in the sewage to a large extent; the three-stage treatment process belongs to advanced treatment and is used for removing specific pollutants in the water body so as to enable the treated water body to reach the discharge standard. In domestic sewage treatment, the first-stage sewage treatment process is mainly required. Conventional screen filtration has the following problems in practical use: 1. because the filter screen is usually arranged at the mouth part of the drainage pipeline, the drainage efficiency of the pipeline is reduced after the solid waste is collected in the filter screen, and the pipeline is blocked when serious; 2. the filter screen needs to be cleaned after a period of filtering, the filter screen needs to be taken out in the process, and after the filter screen is taken out, the filter screen has no filtering function in the pipeline, so that continuous sewage filtering cannot be performed.

Disclosure of Invention

The present utility model has been made to solve the above problems, and an object of the present utility model is to provide a sewage treatment apparatus, wherein among a plurality of technical solutions provided by the present utility model, preferable technical solutions include: the sewage treatment work can be continuously carried out, and the technical effects of ensuring the management drainage efficiency and the like in the sewage treatment process can be avoided, and the details are described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a sewage treatment device which comprises a treatment box and a box cover, wherein the top of the treatment box is open, the box cover is arranged at the top of the treatment box, a water inlet pipe is arranged in the middle of the box cover, and a water outlet pipe is arranged at the bottom of the treatment box;

the treatment box is internally provided with a circulating water filtering device, the end part of the circulating water filtering device is provided with a solid waste bucket, the solid waste bucket is inserted into the treatment box through one end of the treatment box, and one side of the treatment box is provided with a motor for driving the circulating water filtering device;

the circulating water filtering device comprises a filter screen capable of circularly rotating, a first rotating shaft and a second rotating shaft, wherein the first rotating shaft and the second rotating shaft support the filter screen to rotate, the motor is connected with the end part of the first rotating shaft, and the solid waste hopper is arranged below the end part of the filter screen.

Preferably, the height of the first rotating shaft is lower than that of the second rotating shaft, the advancing direction of the upper layer of the filter screen is from the first rotating shaft to the second rotating shaft, and the solid waste hopper is arranged below the second rotating shaft.

Preferably, a third rotating shaft is arranged between the first rotating shaft and the second rotating shaft, the third rotating shaft is arranged above the filter screen, a fusiform sleeve is arranged in the middle of the third rotating shaft, and the fusiform sleeve is connected with the top surface of the filter screen; the two ends of the first rotating shaft, the second rotating shaft and the third rotating shaft are in running fit with the two side walls of the treatment box through bearings.

Preferably, the solid waste hopper consists of a receiving hopper and a baffle, the top of the receiving hopper is open, and the baffle is arranged on the side surface of the receiving hopper; the side of the treatment box is provided with a jack matched with the receiving hopper in a plugging mode, and after the receiving hopper is inserted into the treatment box through the jack, the baffle plate seals the jack.

Preferably, a scraper is arranged on one side, facing away from the baffle, of the top of the receiving hopper, and the upper edge of the scraper is connected with the filter screen.

Preferably, the scraper comprises a blade part and a clamping frame, wherein the clamping frame is clamped on the outer side of the upper edge of the receiving hopper, the blade part is inclined upwards, and the inclination direction is opposite to the travelling direction of the filter screen; the blade part and the clamping frame are of an integrated structure.

Preferably, the bottom of the side, which is back to the baffle, of the receiving hopper is provided with a plurality of water filtering meshes, and the water filtering meshes are uniformly distributed along the length direction of the lower part of the receiving hopper.

In summary, the utility model has the following beneficial effects: 1. continuous filtration is carried out by adopting a conveyor type filter screen, so that solid waste in sewage can be prevented from blocking a sewage drain pipe, and the conveying efficiency of the sewage drain pipe is ensured to be stable;

2. after sewage enters the treatment box through a pipeline connector on the box cover, the sewage is filtered by the filter screen, solid waste can remain on the surface of the filter screen and is conveyed to a solid waste hopper along with the filter screen to be collected, and the filtering work of the solid waste can continuously and stably run.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a schematic right-side view of the treatment tank of the present utility model;

FIG. 4 is a schematic view of the cross-sectional structure in the direction A-A in FIG. 3;

FIG. 5 is a schematic perspective view of a treatment tank of the present utility model;

FIG. 6 is a schematic perspective view of the solid waste hopper of the present utility model;

FIG. 7 is a schematic view of a solid waste bucket according to another embodiment of the present utility model;

fig. 8 is an enlarged schematic view of the portion B in fig. 7.

The reference numerals are explained as follows:

1. a solid waste hopper; 11. a receiving hopper; 12. a baffle; 13. a handle; 14. a scraper; 14a, clamping frame; 14b, blade portion; 15. a water filtering mesh; 2. a third rotating shaft; 3. a treatment box; 4. a second rotating shaft; 5. a first rotating shaft; 6. a case cover; 7. a motor; 8. a filter screen; 9. a fusiform sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Referring to fig. 1-8, the utility model provides a sewage treatment device, which comprises a treatment box 3 and a box cover 6, wherein the top of the treatment box 3 is open, the box cover 6 is arranged at the top of the treatment box 3, a water inlet pipe is arranged in the middle of the box cover 6 and can be directly connected with an outlet pipeline of a cleaning tank, a water outlet pipe is arranged at the bottom of the treatment box 3, and the water outlet pipe is connected with a sewage discharge pipeline;

the treatment box 3 is internally provided with a circulating water filtering device, the end part of the circulating water filtering device is provided with a solid waste bucket 1, the solid waste bucket 1 is inserted into the treatment box 3 through one end of the treatment box 3, one side of the treatment box 3 is provided with a motor 7 for driving the circulating water filtering device, the motor 7 rotates to drive the circulating water filtering device to rotate, and solid waste filtered out of sewage falling from a water inlet pipe is transported to the solid waste bucket 1 for collection; the solid waste hopper 1 consists of a receiving hopper 11 and a baffle plate 12, wherein the top of the receiving hopper 11 is open, and the baffle plate 12 is arranged on the side surface of the receiving hopper 11; the side surface of the treatment box 3 is provided with a jack which is matched with the receiving hopper 11 in a plugging manner, after the receiving hopper 11 is inserted into the treatment box 3 through the jack, the baffle 12 seals the jack, and the baffle 12 is used for sealing the jack to avoid sewage splashing and solid waste overflow; a scraper 14 is arranged at one side of the top of the receiving hopper 11, which is opposite to the baffle 12, and the upper edge of the scraper 14 is connected with the filter screen 8; the scraper 14 is used for scraping off the solid waste attached to the surface of the filter screen 8; the scraper 14 comprises a blade part 14b and a clamping frame 14a, wherein the clamping frame 14a is clamped on the outer side of the upper edge of the receiving hopper 11, the blade part 14b is inclined upwards, and the inclination direction is opposite to the travelling direction of the filter screen 8; the blade part 14b and the clamping frame 14a are of an integrated structure, the whole scraper 14 can be made of rubber materials or plastic materials, and solid wastes adhered to the surface of the filter screen 8 can be scraped off by contacting the blade part 14b with the downward side of the filter screen 8, so that the cleanliness of the filter screen 8 is improved, and the subsequent cleaning and sewage filtering work is facilitated; the bottom of the receiving hopper 11, which is opposite to one side of the baffle 12, is formed with a plurality of filtering net holes 15, the filtering net holes 15 are uniformly distributed along the length direction of the lower part of the receiving hopper 11, and as part of sewage is usually attached to the surface of the solid waste, after the sewage is accumulated at the bottom of the receiving hopper 11, the sewage can be filtered out through the filtering net holes 15 and enter the treatment box 3, and finally discharged from the water outlet pipe;

the circulating water filtering device comprises a filtering screen 8 capable of circularly rotating, a first rotating shaft 5 and a second rotating shaft 4 for supporting the filtering screen 8 to rotate, the motor 7 is connected with the end part of the first rotating shaft 5, the solid waste hopper 1 is arranged below the end part of the filtering screen 8, the motor 7 drives the first rotating shaft 5 to rotate and drives the filtering screen 8 to rotate along the direction of the first rotating shaft 5-the second rotating shaft 4, so that after filtering sewage entering through a water inlet pipe, filtered solid waste is transported to the solid waste hopper 1 and falls into the solid waste hopper 1 for collection; after the equipment is operated for a period of time, the solid waste hopper 1 can be pulled out, and after the solid waste is dumped, the solid waste is reinserted into the treatment box 3 for subsequent collection work.

The height of the first rotating shaft 5 is lower than that of the second rotating shaft 4, the advancing direction of the upper layer of the filter screen 8 is from the first rotating shaft 5 to the second rotating shaft 4, and the solid waste hopper 1 is arranged below the second rotating shaft 4; a third rotating shaft 2 is arranged between the first rotating shaft 5 and the second rotating shaft 4, the third rotating shaft 2 is arranged above the filter screen 8, a fusiform sleeve 9 is arranged in the middle of the third rotating shaft 2, and the fusiform sleeve 9 is connected with the top surface of the filter screen 8; the two ends of the first rotating shaft 5, the second rotating shaft 4 and the third rotating shaft 2 are in running fit with the two side walls of the treatment box 3 through bearings; if the top surface of the filter screen 8 is a plane, after receiving sewage, the solid waste is easy to move to two sides or the end parts of the filter screen 8 under the flushing of the sewage, so that the solid waste enters the water outlet pipe to cause blockage; therefore, in the scheme, a mode that the third rotating shaft 2 is matched with the fusiform sleeve 9 is adopted, a pit is pressed out of the middle position of the top of the filter screen 8, the lowest position of the pit is lower than the top of the first rotating shaft 5, the pit position corresponds to the position of the water inlet pipe, sewage enters the treatment box 3 through the water inlet pipe and then falls into the pit, the sewage is prevented from flushing the side face and the end part of the filter screen 8, meanwhile, the filtered solid waste is concentrated in the middle of the filter screen 8, and the accuracy of falling into the receiving hopper 11 is improved.

By adopting the structure, the continuous filtration is carried out by adopting the conveyor type filter screen 8, so that the solid waste in the sewage can be prevented from blocking the sewage drain pipe, and the stable conveying efficiency of the sewage drain pipe is ensured; after sewage enters the treatment box 3 through a pipeline connector on the box cover 6, the sewage is filtered by the filter screen 8, solid waste can remain on the surface of the filter screen 8 and is conveyed to the solid waste hopper 1 along with the filter screen 8 to be collected, and the filtering work of the solid waste can continuously and stably run.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The sewage treatment device is characterized by comprising a treatment box (3) and a box cover (6), wherein the top of the treatment box (3) is open, the box cover (6) is arranged at the top of the treatment box (3), a water inlet pipe is arranged in the middle of the box cover (6), and a water outlet pipe is arranged at the bottom of the treatment box (3);

the treatment box (3) is internally provided with a circulating water filtering device, the end part of the circulating water filtering device is provided with a solid waste bucket (1), the solid waste bucket (1) is inserted into the treatment box (3) through one end of the treatment box (3), and one side of the treatment box (3) is provided with a motor (7) for driving the circulating water filtering device;

the circulating water filtering device comprises a filtering screen (8) capable of circularly rotating, a first rotating shaft (5) and a second rotating shaft (4) for supporting the filtering screen (8) to rotate, the motor (7) is connected with the end part of the first rotating shaft (5), and the solid waste hopper (1) is arranged below the end part of the filtering screen (8);

the height of the first rotating shaft (5) is lower than that of the second rotating shaft (4), the advancing direction of the upper layer of the filter screen (8) is from the first rotating shaft (5) to the second rotating shaft (4), and the solid waste hopper (1) is arranged below the second rotating shaft (4);

a third rotating shaft (2) is arranged between the first rotating shaft (5) and the second rotating shaft (4), the third rotating shaft (2) is arranged above the filter screen (8), a fusiform sleeve (9) is arranged in the middle of the third rotating shaft (2), and the fusiform sleeve (9) is connected with the top surface of the filter screen (8); both ends of the first rotating shaft (5), the second rotating shaft (4) and the third rotating shaft (2) are in running fit with two side box walls of the treatment box (3) through bearings.

2. A sewage treatment apparatus according to claim 1, wherein: the solid waste hopper (1) consists of a receiving hopper (11) and a baffle plate (12), wherein the top of the receiving hopper (11) is open, and the baffle plate (12) is arranged on the side surface of the receiving hopper (11); the side of the processing box (3) is provided with a jack which is matched with the receiving hopper (11) in a plugging mode, and after the receiving hopper (11) is inserted into the processing box (3) through the jack, the baffle (12) seals the jack.

3. A sewage treatment apparatus according to claim 2, wherein: a scraper (14) is arranged at one side of the top of the receiving hopper (11) back to the baffle plate (12), and the upper edge of the scraper (14) is connected with the filter screen (8).

4. A sewage treatment apparatus according to claim 3, wherein: the scraping plate (14) comprises a blade part (14 b) and a clamping frame (14 a), the clamping frame (14 a) is clamped on the outer side of the upper edge of the receiving hopper (11), the blade part (14 b) is inclined upwards, and the inclination direction is opposite to the travelling direction of the filter screen (8); the blade part (14 b) and the clamping frame (14 a) are of an integrated structure.

5. A sewage treatment apparatus according to claim 2, wherein: the bottom of the side, back to the baffle plate (12), of the receiving hopper (11) is provided with a plurality of water filtering meshes (15), and the water filtering meshes (15) are uniformly distributed along the length direction of the lower part of the receiving hopper (11).