CN219991265U

CN219991265U - Sewage sedimentation tank

Info

Publication number: CN219991265U
Application number: CN202320545025.4U
Authority: CN
Inventors: 陈禹; 李音朋; 马豪
Original assignee: Gejiu Huaxin Economic And Trade Co ltd
Current assignee: Gejiu Huaxin Economic And Trade Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-11-10
Anticipated expiration: 2033-03-20

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a sewage sedimentation tank, which comprises a tank body for sewage sedimentation and a filter screen plate for filtering sundries such as particles, wherein a rotating shaft is arranged at the center of the tank body, a mounting plate for mounting a driving motor is arranged at the top of the tank body, scraping plates for cleaning the top of the filter screen plate are symmetrically distributed on the outer wall of the rotating shaft, and the sewage sedimentation tank further comprises: the storage box is used for collecting particulate impurities and is movably spliced with the filter screen plate; a cushioning assembly for reducing the impact force to which the screen panel is subjected; stirring vane for improving mixing efficiency of coagulant and sewage. According to the utility model, the scraping plate is arranged on the outer wall of the rotating shaft, and then the rotating shaft is driven by the driving motor to rotate and drive the scraping plate to swing, so that the scraping plate pushes impurities at the top of the filter screen plate into the storage box, and the waste of water resources is effectively reduced.

Description

Sewage sedimentation tank

Technical Field

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

Background

Sedimentation tank obtains the wide application in sewage treatment as a structure of getting rid of aquatic suspended solid, be equipped with the filter screen in the sewage tank generally and be used for filtering solid impurity, in order to avoid flocculent object and solid impurity to pile up and cause the filter screen to stop up, the patent of publication No. CN212548511U discloses a sewage sedimentation tank, the cell body of sedimentation tank, vertical fixed setting is at the filter screen of cell body upside, the fixed pole that is provided with in filter screen upside, the fixed dead lever that is provided with in downside of filter screen, the fixed setting of dead lever is on the cell body, the fixed many diaphragms that are provided with of dead lever level, vertical fixedly on many diaphragms are provided with the installation pole respectively, the upper end fixedly connected with deflector of many installation poles, the spray pipe has been vertically placed between deflector and the deflector, spray pipe upside horizontal fixedly is provided with the anticreep board, the anticreep board is placed in the upside of placing pole and deflector, the spray pipe has seted up the water spout towards one side, fixedly connected with inlet tube one end fixedly connected with water pump on the spray pipe.

Although the utility model has the effect of conveniently cleaning the filter screen, the filter screen is washed by the cooperation of the parts such as the water pump, the water inlet pipe, the water spray pipe and the like in the specific use process, so that a large amount of water resources are consumed, the work load of the sedimentation tank is increased, the efficiency of sewage treatment is further reduced, and the use is inconvenient.

Disclosure of Invention

In order to make up for the defects, the utility model provides a sewage sedimentation tank.

The technical scheme of the utility model is as follows:

the utility model provides a sewage sedimentation tank, including the cell body that is used for sewage sedimentation and be used for carrying out filterable filter screen plate to granule debris, the center department of cell body is equipped with the pivot, the top of cell body is equipped with the mounting panel that is used for installing driving motor, the outer wall symmetric distribution of pivot has and is used for right the scraper blade of clearance is carried out at filter screen plate top still includes:

the storage box is used for collecting particulate impurities and is movably inserted with the filter screen plate;

a cushioning assembly for reducing the impact force to the screen panel;

stirring vane for improving mixing efficiency of coagulant and sewage.

As the preferable technical scheme, the scraping plate comprises a fixed plate fixedly connected with the side wall of the rotating shaft, and the fixed plate is connected with a connecting plate through a telescopic spring.

As the preferable technical scheme, the outer wall interval on receiver top is greater than the outer wall interval of its bottom, the top of filter screen plate seted up with the rectangular channel of receiver top outer wall interval looks adaptation, inside and the lateral wall rotation along rectangular channel of filter screen plate are connected with the stopper.

As the preferable technical scheme, the buffer assembly comprises a plurality of damping springs which are distributed in an annular array, and guide rods with the surfaces coated with damping rubber layers are vertically arranged at the centers of the damping springs.

As the preferable technical scheme, the below of filter screen plate is equipped with the annular plate, damping spring's bottom with the top fixed connection of annular plate, the bottom of guide bar passes the top of annular plate and be equipped with the locating piece that the outer wall coating has the damping rubber layer.

As the preferable technical scheme, a moving groove which is in sliding connection with the positioning block is formed in the annular plate, the end part of the moving groove is not communicated with the outside, and the guide rod is in sliding connection with the annular plate.

As the preferable technical scheme, stirring vane is equipped with multiunit and equidistant the distribution in the below of filter screen plate, the bottom of pivot is passed the filter screen plate and is extended to its below, stirring vane with pivot fixed connection.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the scraping plate is arranged on the outer wall of the rotating shaft, and then the rotating shaft is driven by the driving motor to rotate and drive the scraping plate to swing, so that the scraping plate pushes impurities at the top of the filter screen plate into the storage box, waste of water resources is effectively reduced, and the mixing efficiency of the coagulant and sewage is improved by additionally arranging the stirring blade, so that the removal efficiency of organic matters which are difficult to biodegrade, substances which can be oxidized, color-producing substances and the like is improved, and the sewage treatment efficiency is improved;

2. according to the utility model, through the cooperation of the annular plate, the damping spring, the guide rod and the positioning block, wherein the damping rubber layer is coated outside the guide rod and the positioning block, the moving speed of the filter screen plate is slowed down when the filter screen plate is impacted by sewage, so that the impact force of the filter screen plate is reduced.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the cell body of the present utility model after being cut;

FIG. 3 is a schematic view of a part of a cell body in the utility model after being cut;

FIG. 4 is a schematic view of the structure of the scraper after the fixing plate is cut in the utility model;

FIG. 5 is a schematic view of a part of the structure of the annular plate of the present utility model after being cut away;

fig. 6 is a schematic view of a part of the structure of the present utility model.

The meaning of each reference numeral in the figures is:

1. a cell body; 11. a mounting plate; 12. an annular plate;

2. a filter screen plate; 21. a limiting block;

3. a rotating shaft; 31. stirring blades;

4. a scraper; 41. a fixing plate; 42. a connecting plate; 43. a telescopic spring;

5. a driving motor;

6. a buffer assembly; 61. a damping spring; 62. a guide rod; 63. a positioning block;

7. and a storage box.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.

Referring to fig. 1-6, the present utility model provides a technical solution:

the utility model provides a sewage sedimentation tank, including the cell body 1 that is used for sewage to deposit and be used for carrying out filterable filter plate 2 to granule debris, filter plate 2 and cell body 1 sliding connection, the center department of cell body 1 is equipped with pivot 3, the top of cell body 1 is equipped with the mounting panel 11 that is used for installing driving motor 5, the top of pivot 3 passes mounting panel 11 and is connected with driving motor 5's output shaft is coaxial, as known to the person skilled in the art, driving motor 5 drives pivot 3 and rotates after supplying power;

the scraping plates 4 used for cleaning the top of the filter screen plate 2 are symmetrically distributed on the outer wall of the rotating shaft 3, each scraping plate 4 comprises a fixed plate 41 fixedly connected with the side wall of the corresponding rotating shaft 3, and each fixed plate 41 is connected with a connecting plate 42 through a telescopic spring 43 so that each scraping plate 4 swings along with the rotation of the corresponding rotating shaft 3, and therefore impurities attached to the top of the corresponding filter screen plate 2 are cleaned;

further comprises: the storage box 7 is used for collecting particulate impurities, the storage box 7 is movably inserted with the filter screen plate 2, the outer wall distance at the top end of the storage box 7 is larger than the outer wall distance at the bottom end of the storage box 7, a rectangular groove matched with the outer wall distance at the top end of the storage box 7 is formed in the top of the filter screen plate 2, and a limiting block 21 is rotatably connected inside the filter screen plate 2 and along the side wall of the rectangular groove;

further, the bottom end of the storage box 7 passes through the filter screen plate 2 and extends to the outside, so that the position of the storage box 7 is limited through the cooperation of the top end of the storage box 7 and the rectangular groove, and then the top end of the storage box 7 is limited through the limiting block 21, so that the storage box 7 is prevented from being separated from the storage box 7 under the condition of non-manual operation;

in addition, the storage box 7 adopts a hollow structure, and a filter screen is adhered to the inner wall of the storage box 7, so that when the storage box 7 is separated from the filter screen plate 2, liquid in the storage box 7 can be discharged to the outside of the storage box 7;

the buffer assembly 6 is used for reducing the impact force borne by the filter screen plate 2, the buffer assembly 6 comprises a plurality of damping springs 61 which are distributed in an annular array, and guide rods 62 with damping rubber layers coated on the surfaces are vertically arranged at the centers of the damping springs 61;

as a preference of the embodiment, an annular plate 12 is arranged below the filter screen plate 2, the bottom end of a damping spring 61 is fixedly connected with the top of the annular plate 12, and the bottom end of a guide rod 62 passes through the top of the annular plate 12 and is provided with a positioning block 63 with the outer wall coated with a damping rubber layer;

further, a moving groove which is in sliding connection with the positioning block 63 is formed in the annular plate 12, the end part of the moving groove is not communicated with the outside, the positioning block 63 is prevented from being separated from the annular plate 12 in the moving process, the guide rod 62 is in sliding connection with the annular plate 12, and the outer wall of the annular plate 12 is fixedly connected with the inner wall of the tank body 1;

specifically, when the expansion spring 43 is contracted to the extreme and the damping spring 61 is in the normal supporting state, the bottom end of the connecting plate 42 is in contact with the top of the filter screen plate 2, and when the damping spring 61 is contracted after being pressed, the filter screen plate 2 is driven to move downwards, and at this time, the rebound force of the expansion spring 43 pushes the connecting plate 42 to move downwards, so that the bottom end of the connecting plate 42 is always in contact with the top of the filter screen plate 2;

stirring blades 31 for improving mixing efficiency of coagulant and sewage, wherein the stirring blades 31 are provided with a plurality of groups and are distributed below the filter screen plate 2 at equal intervals, each group of stirring blades 31 is formed by arranging at least six stirring blades 31 in an annular array, the bottom end of the rotating shaft 3 penetrates through the filter screen plate 2 and extends to the lower side of the filter screen plate, and the stirring blades 31 are fixedly connected with the rotating shaft 3.

When the sewage sedimentation tank is used, impurities such as solid particles are filtered on the top of the filter screen plate 2, and then the rotary shaft 3 is driven to rotate by the driving motor 5, so that the scraping plate 4 swings along with the impurities and scratches and pushes the impurities filtered on the top of the filter screen plate 2, and then the impurities enter the storage box 7, and meanwhile, the mixing efficiency of a coagulant and sewage is improved by the stirring blade 31 along with the rotation of the rotary shaft 3, so that the removal efficiency of organic matters which are difficult to biodegrade, substances which can be oxidized, color-producing substances and the like is improved;

the impact force generated when sewage is discharged into the tank body 1 generates pressure on the filter screen plate 2, so that the filter screen plate 2 moves downwards and generates thrust on the damping spring 61, the damping spring 61 deforms after being stressed, meanwhile, the guide rod 62 and the positioning block 63 move downwards synchronously along with the filter screen plate 2, and the outer walls of the guide rod 62 and the positioning block 63 are coated with damping rubber layers so as to increase the friction resistance of the guide rod 62 and the positioning block 63 in the moving process, thereby slowing down the moving speed of the guide rod 62 and the positioning block 63, and the rebound force of the damping spring 61 pushes the filter screen plate 2 to move upwards, so that the impact force of the filter screen plate 2 is reduced;

the impurity inside receiver 7 needs regularly to clear up, changes stopper 21 from the top of receiver 7 at first, then pulls receiver 7 upward movement again for receiver 7 and the separation of filter screen plate 2, and the inside liquid of receiver 7 discharges to outside and reentrant sewage is discharged into in the cell body 1 through the fretwork hole on its surface this moment.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sewage sedimentation tank, includes cell body (1) that are used for sewage to deposit and is used for carrying out filterable filter screen (2) to granule debris, its characterized in that: the center department of cell body (1) is equipped with pivot (3), the top of cell body (1) is equipped with mounting panel (11) that are used for installing driving motor (5), the outer wall symmetric distribution of pivot (3) has be used for right scraper blade (4) of clearance are carried out at filter screen plate (2) top, still include:

the storage box (7) is used for collecting particulate impurities, and the storage box (7) is movably inserted into the filter screen plate (2);

-a damping assembly (6) for reducing the impact force to the screen plate (2);

and a stirring blade (31) for improving the mixing efficiency of the coagulant and the sewage.

2. The wastewater sedimentation tank of claim 1, wherein: the scraping plate (4) comprises a fixing plate (41) fixedly connected with the side wall of the rotating shaft (3), and the fixing plate (41) is connected with a connecting plate (42) through a telescopic spring (43).

3. The wastewater sedimentation tank of claim 1, wherein: the outer wall interval on receiver (7) top is greater than the outer wall interval of its bottom, the top of filter screen plate (2) seted up with the rectangular channel of receiver (7) top outer wall interval looks adaptation, inside and the lateral wall rotation along rectangular channel of filter screen plate (2) are connected with stopper (21).

4. The wastewater sedimentation tank of claim 1, wherein: the damping assembly (6) comprises a plurality of damping springs (61) which are distributed in an annular array, and guide rods (62) with damping rubber layers coated on the surfaces are vertically arranged at the centers of the damping springs (61).

5. The wastewater sedimentation tank of claim 4, wherein: the lower part of the filter screen plate (2) is provided with an annular plate (12), the bottom end of the damping spring (61) is fixedly connected with the top of the annular plate (12), and the bottom end of the guide rod (62) penetrates through the top of the annular plate (12) and is provided with a positioning block (63) with the outer wall coated with a damping rubber layer.

6. The wastewater sedimentation tank of claim 5, wherein: the inside of the annular plate (12) is provided with a moving groove which is in sliding connection with the positioning block (63), the end part of the moving groove is not communicated with the outside, and the guide rod (62) is in sliding connection with the annular plate (12).

7. The wastewater sedimentation tank of claim 1, wherein: the stirring blades (31) are arranged in a plurality of groups and are distributed below the filter screen plate (2) at equal intervals, the bottom end of the rotating shaft (3) penetrates through the filter screen plate (2) and extends to the lower side of the filter screen plate, and the stirring blades (31) are fixedly connected with the rotating shaft (3).