CN219308188U

CN219308188U - Novel sewage treatment sedimentation tank

Info

Publication number: CN219308188U
Application number: CN202320304559.8U
Authority: CN
Inventors: 金伟忠; 朱文; 陈雪波
Original assignee: Zhejiang Jinshuiyuan Environmental Protection Technology Co ltd
Current assignee: Zhejiang Jinshuiyuan Environmental Protection Technology Co ltd
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-07-07
Anticipated expiration: 2033-02-20

Abstract

The utility model relates to a novel sewage treatment sedimentation tank, which comprises a tank body, wherein a sedimentation tank is arranged in the tank body, a water inlet and a water outlet are respectively arranged on the left side and the right side of the tank body, the position of the water inlet is higher than that of the water outlet, a water inlet baffle is arranged on the position, close to the water inlet, of the tank body in the sedimentation tank, the front end and the rear end of the water inlet baffle are respectively fixedly connected to the front inner wall and the rear inner wall of the tank body, the upper end of the water inlet baffle is higher than the highest point of the water inlet, the lower end of the water inlet baffle is lower than the lowest point of the water outlet, a plurality of inclined baffles are arranged between the lower side of the water outlet and the water inlet baffle, and a filtering mechanism is arranged on the water outlet.

Description

Novel sewage treatment sedimentation tank

Technical Field

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

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of being discharged into a certain water body or reused. The sewage treatment is widely applied to various fields of buildings, agriculture, traffic, energy sources, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and the sewage treatment is increasingly carried into the daily life of common people.

In the sewage treatment process, the sediment is generally discharged at the forefront of the treatment step, and the sedimentation tank is used for removing suspended matters in water by sedimentation, and if necessary, a coagulant is added into the sedimentation tank to enable the suspended matters and the sediments in the wastewater to form flocculation matters with larger particles, thereby accelerating sedimentation. The impurities and the sludge of the large particles are precipitated at the bottom of the sedimentation tank, but because the sedimentation tank is frequently required to be filled with water in the use process, the sewage is inevitably caused to fluctuate in the water body in the sedimentation tank when entering the sedimentation tank, so that the large particles which are precipitated in the sedimentation tank are fluctuated again and float, and on the other hand, the water inlet is continuously discharged after the valve is opened, so that the water discharged from the water outlet can possibly contain more large particles when the sewage enters the existing sedimentation tank, and the treatment requirement cannot be met.

Disclosure of Invention

The utility model provides a novel sewage treatment sedimentation tank, which can ensure that most of large particles in sewage entering a water outlet are removed, meets the treatment requirement, and solves the problems in the use process in the prior art.

The technical scheme of the utility model is realized as follows: the utility model provides a novel sewage treatment sedimentation tank, includes the cell body, there is the precipitation tank in the cell body, be equipped with water inlet and delivery port on the left and right sides of cell body respectively, the position of water inlet is higher than the delivery port, the cell body is equipped with into water baffle in the precipitation tank in the position of water inlet, both ends are fixed connection around the cell body respectively on the inner wall around the water baffle, the upper end of water baffle is higher than the highest point of water inlet, the lower extreme of water baffle is less than the minimum of delivery port, be equipped with a plurality of tilt baffle between delivery port downside position to the water baffle, be equipped with filtering mechanism on the delivery port, the cell body is equipped with mud output mechanism on the bottom of precipitation tank.

Preferably, the filtering mechanism comprises a filter screen, a fixed compression ring, a connecting sleeve and a fixed ring seat, wherein the fixed ring seat is fixed on the inner wall of the tank body and surrounds the outer side of the tank body by taking the water outlet as the center, the edge of the filter screen is fixed on the fixed compression ring, the fixed compression ring is fixed on one end of the connecting sleeve, and the other end of the connecting sleeve is detachably connected on the fixed ring seat.

Preferably, the connecting sleeve is in threaded connection with the outer side wall of the fixed ring seat, and a plurality of anti-slip bulges are integrally formed on the outer side wall of the fixed ring seat.

Preferably, a back flushing mechanism is arranged between the fixed ring seat and the water outlet, the back flushing mechanism comprises a plurality of back flushing spray heads, the back flushing spray heads are fixedly arranged on a tank body between the fixed ring seat and the water outlet, the heads of the back flushing spray heads face the filter screen, and the tail parts of the back flushing spray heads penetrate through the tank body and are connected with a water inlet pipe.

Preferably, the outer side wall of the tank body is provided with a water storage tank below the water outlet, the water outlet is connected with a water storage pipe leading to the water storage tank, the water storage tank is provided with a water outlet pump, and a water feeding pipe is connected between the water outlet pump and the water inlet pipe.

Preferably, the sedimentation tank is fixedly connected with mounting seats corresponding to the inclined baffle plates on the front inner side wall and the rear inner side wall of the tank body, the mounting seats are provided with inclined slots, and the front end and the rear end of the inclined baffle plates are inserted into the inclined slots.

Preferably, the sludge output mechanism comprises a screw conveying propeller, a motor and a sludge discharge head, wherein the screw conveying propeller is positioned at the bottom of the sedimentation tank, the motor is fixed at the right side of the tank body, the motor is connected with the screw conveying propeller, the sludge discharge head is positioned at the left side of the tank body and corresponds to the screw conveying propeller, a sludge discharge channel is arranged in the sludge discharge head, and the sludge discharge channel is outwards tapered from one side of the screw conveying propeller, and a control valve is arranged on the sludge discharge head.

In summary, the beneficial effects of the utility model are as follows:

1. according to the utility model, water is added from the water inlet at the right side and discharged from the water outlet at the left side after precipitation, when sewage enters the sedimentation tank from the water inlet, the fluctuation of the sewage close to the water outlet can be reduced due to the existence of the water inlet baffle, in addition, the sewage entering the sedimentation tank needs to enter the lower part of the inclined baffle downwards due to the existence of the water inlet baffle, then reaches the water outlet through the inclined baffle, the inclined baffle can play a role of delaying the flow velocity of water, so that the fluctuation generated by the large-particle matters along with the entering of the sewage at the water inlet can be slowed down to float up in a fluctuation way, thereby ensuring that most of the large-particle matters are precipitated in the sewage reaching the water outlet.

Drawings

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

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the structure of the utility model with the filter screen, the fixed compression ring and the connecting sleeve removed;

FIG. 4 is an enlarged partial schematic view of FIG. 3 at B;

FIG. 5 is a schematic view of the structure of the present utility model when viewed obliquely from the right;

FIG. 6 is a top view of the present utility model;

fig. 7 is a schematic view of the cross-sectional structure of fig. 6 in the direction A-A.

In the figure: 1. a cell body; 2. a precipitation tank; 3. a water inlet; 4. a water outlet; 5. a water inlet baffle; 6. a tilting baffle; 7. a filter screen; 8. fixing the compression ring; 9. connecting sleeves; 10. a fixed ring seat; 11. a slip preventing protrusion; 12. back flushing the spray head; 13. a water inlet pipe; 14. a water storage tank; 15. a water storage pipe; 16. a water outlet pump; 17. a water supply pipe; 18. a mounting base; 19. an oblique slot; 20. a screw conveyor propeller; 21. a motor; 22. a sludge discharge head; 23. a sludge discharge passage; 24. and controlling the valve.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 7 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

as shown in fig. 1 to 7, the utility model discloses a novel sewage treatment sedimentation tank, which comprises a tank body 1, wherein a sedimentation tank 2 is arranged in the tank body 1, a water inlet 3 and a water outlet 4 are respectively arranged on the left side and the right side of the tank body 1, wherein the water inlet 3 is higher than the water outlet 4, the tank body 1 is provided with a water inlet baffle 5 at the position, close to the water inlet 3, in the sedimentation tank 2, the front end and the rear end of the water inlet baffle 5 are respectively fixedly connected on the front inner wall and the rear inner wall of the tank body 1, the upper end of the water inlet baffle 5 is higher than the highest point of the water inlet 3, the lower end of the water inlet baffle 5 is lower than the lowest point of the water outlet 4, namely when sewage in the sedimentation tank 2 is higher than the water outlet 4, fluctuation generated by contact between sewage entering the sedimentation tank 2 from the water inlet 3 and sewage in the sedimentation tank 2 is shielded by the water inlet baffle 5, therefore, the fluctuation of the sewage close to the water outlet 4 can be reduced, in addition, as shown in fig. 7, a plurality of inclined baffles 6 are arranged between the lower side of the water outlet 4 and the water inlet baffle 5, the lower end of the water inlet baffle 5 is lower than the lowest end of the inclined baffles 6, so that the sewage entering into the sedimentation tank 2 needs to enter downwards below the inclined baffles 6 due to the existence of the water inlet baffle 5 and then reaches the water outlet 4 through the inclined baffles 6, the inclined baffles 6 can play a role of delaying the flow velocity of the water flow, so that the fluctuation of large granular substances generated along with the sewage entering into the water inlet 3 can be slowed down, the fluctuation and the floating can be carried out, thereby ensuring that most of the large granular substances are already precipitated in the sewage reaching the water outlet 4, and then, the water outlet 4 is also provided with a filtering mechanism for filtering out most of the granular substances, the clean degree of the sewage entering the water outlet 4 is further improved, in addition, the bottom of the sedimentation tank 2 of the tank body 1 is provided with a sludge output mechanism, and the sludge precipitated at the bottom of the sedimentation tank 2 is discharged through the sludge output mechanism after being accumulated to a certain degree.

Specifically, the filtering mechanism comprises a filter screen 7, a fixed compression ring 8, a connecting sleeve 9 and a fixed ring seat 10, wherein the fixed ring seat 10 is fixed on the inner wall of the tank body 1 and surrounds the outer side of the tank body by taking the water outlet 4 as the center, in addition, the edge of the filter screen 7 is fixed on the fixed compression ring 8, the fixed compression ring 8 is fixed on one end of the connecting sleeve 9 by adopting a screw rod, and the other end of the connecting sleeve 9 is detachably connected on the fixed ring seat 10. The specific detachable connection mode is as follows: the connecting sleeve 9 is connected to the outer side wall of the fixed ring seat 10 in a threaded connection manner, and a plurality of anti-slip protrusions 11 are integrally formed on the outer side wall of the fixed ring seat 10 for facilitating the disassembly and the installation of the rotating connecting sleeve 9.

In order to regularly flush the filter screen 7 and ensure that the filter screen 7 cannot be slowly flushed due to blockage by particulate matters, a back flushing mechanism is arranged between the fixed ring seat 10 and the water outlet 4, the back flushing mechanism specifically comprises a plurality of back flushing spray heads 12, the back flushing spray heads 12 are fixedly arranged on the tank body 1 between the fixed ring seat 10 and the water outlet 4, the heads of the back flushing spray heads 12 face the filter screen 7, the tails of the back flushing spray heads 12 penetrate through the tank body 1 and are connected with a water inlet pipe 13, the filter screen 7 can be regularly flushed by adopting the back flushing spray heads 12, and the flushing direction is from the water outlet 4 to the precipitation tank 2, so that the particulate matters blocked on the filter screen 7 can be directly flushed back into the precipitation tank 2.

Furthermore, the water storage tank 14 is arranged below the water outlet 4 on the outer side wall of the tank body 1, the water storage pipe 15 leading to the water storage tank 14 is connected to the water outlet 4, the water outlet pump 16 is arranged on the water storage tank 14, the water supply pipe 17 is connected between the water outlet pump 16 and the water inlet pipe 13, that is, part of water entering the water outlet 4 flows into the water storage tank 14 through the water storage pipe 15, the water does not flow into the water storage tank 14 after the water storage tank 14 is full, when the filter screen 7 needs to be backwashed, the water outlet pump 16 pumps the water in the water storage tank 14 to enter the water inlet pipe 13 from the water supply pipe 17, and enter the backwashed shower nozzle 12 from the backwashed shower nozzle 12 to flush the filter screen 7.

The concrete installation structure of the inclined baffle 6 in the sedimentation tank 2 is as follows: the sedimentation tank 2 is fixedly connected with the mount pad 18 corresponding to the inclined baffle 6 on the front and rear inner side walls of the tank body 1, the inclined slot 19 is formed in the mount pad 18, the front and rear ends of the inclined baffle 6 are inserted into the inclined slot 19, and the inclined baffle 6 is convenient to install and detach, so that the inclined baffle 6 can be conveniently detached for cleaning after being used for a certain time.

In the utility model, the sludge output mechanism comprises a screw conveying propeller 20, a motor 21 and a sludge discharge head 22, wherein the screw conveying propeller 20 is positioned at the bottom of a sedimentation tank 2, the motor 21 is fixed at the right side of a tank body 1, the motor 21 is connected with the screw conveying propeller 20, the sludge discharge head 22 is positioned at the left side of the tank body 1 and corresponds to the screw conveying propeller 20, a sludge discharge channel 23 is arranged in the sludge discharge head 22, the sludge discharge channel 23 is outwards tapered from one side of the screw conveying propeller 20, a control valve 24 is arranged on the sludge discharge head 22, and the control valve 24 is opened when the sludge is required to be discharged.

Also, the terms pointed out by the present utility model are as follows: the directional or positional relationships indicated by the terms "front", "rear", "vertical", "horizontal", etc., are based on the directional or positional relationships shown in the drawings, are merely for convenience in describing the utility model and to simplify the description, and are not indicative or implying that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed to limit the scope of the utility model.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a novel sewage treatment sedimentation tank, includes cell body (1), have sedimentation tank (2), its characterized in that in cell body (1): the water inlet (3) and the water outlet (4) are respectively arranged on the left side and the right side of the tank body (1), the position of the water inlet (3) is higher than the water outlet (4), the tank body (1) is provided with a water inlet baffle (5) at the position, close to the water inlet (3), in the sedimentation tank (2), the front end and the rear end of the water inlet baffle (5) are respectively fixedly connected to the front inner wall and the rear inner wall of the tank body (1), the upper end of the water inlet baffle (5) is higher than the highest point of the water inlet (3), the lower end of the water inlet baffle (5) is lower than the lowest point of the water outlet (4), a plurality of inclined baffles (6) are arranged between the lower side position of the water outlet (4) and the water inlet baffle (5), the water outlet (4) is provided with a filtering mechanism, and the tank body (1) is provided with a sludge output mechanism at the bottom of the sedimentation tank (2).

2. A novel sewage treatment sedimentation tank according to claim 1, wherein: the filtering mechanism comprises a filter screen (7), a fixed compression ring (8), a connecting sleeve (9) and a fixed ring seat (10), wherein the fixed ring seat (10) is fixed on the inner wall of the tank body (1) and surrounds the outer side of the tank body by taking a water outlet (4) as the center, the edge of the filter screen (7) is fixed on the fixed compression ring (8), the fixed compression ring (8) is fixed at one end of the connecting sleeve (9), and the other end of the connecting sleeve (9) is detachably connected to the fixed ring seat (10).

3. A novel sewage treatment sedimentation tank according to claim 2, characterized in that: the connecting sleeve (9) is in threaded connection with the outer side wall of the fixed ring seat (10), and a plurality of anti-slip bulges (11) are integrally formed on the outer side wall of the fixed ring seat (10).

4. A novel sewage treatment sedimentation tank according to claim 2, characterized in that: the water tank is characterized in that a back flushing mechanism is arranged between the fixed ring seat (10) and the water outlet (4), the back flushing mechanism comprises a plurality of back flushing spray heads (12), the back flushing spray heads (12) are fixedly arranged on the tank body (1) between the fixed ring seat (10) and the water outlet (4), the heads of the back flushing spray heads (12) face the filter screen (7), and the tail parts of the back flushing spray heads (12) penetrate through the tank body (1) and are connected with a water inlet pipe (13).

5. The novel sewage treatment sedimentation tank of claim 4, wherein: the water tank is characterized in that a water storage tank (14) is arranged below the water outlet (4) on the outer side wall of the tank body (1), a water storage pipe (15) leading to the water storage tank (14) is connected to the water outlet (4), a water outlet pump (16) is arranged on the water storage tank (14), and a water supply pipe (17) is connected between the water outlet pump (16) and the water inlet pipe (13).

6. A novel sewage treatment sedimentation tank according to claim 1, wherein: the sedimentation tank (2) is fixedly connected with installation seats (18) corresponding to the inclined baffle plates (6) on the front inner side wall and the rear inner side wall of the tank body (1), inclined slots (19) are formed in the installation seats (18), and the front end and the rear end of each inclined baffle plate (6) are inserted into each inclined slot (19).

7. A novel sewage treatment sedimentation tank according to claim 1, wherein: the sludge output mechanism comprises a screw conveying propeller (20), a motor (21) and a sludge discharge head (22), wherein the screw conveying propeller (20) is positioned at the bottom of a sedimentation tank (2), the motor (21) is fixed at the right side of a tank body (1), the motor (21) is connected with the screw conveying propeller (20), the sludge discharge head (22) is positioned on the left side of the tank body (1) and corresponds to the screw conveying propeller (20), a sludge discharge channel (23) is arranged in the sludge discharge head (22), one side of the sludge discharge channel (23) to the screw conveying propeller (20) is outwards tapered in a conical manner, and a control valve (24) is arranged on the sludge discharge head (22).