CN217988601U

CN217988601U - Circulating desanding device for sewage treatment

Info

Publication number: CN217988601U
Application number: CN202221922429.2U
Authority: CN
Inventors: 黄义兴
Original assignee: Fujian Hengli Water Technology Co ltd
Current assignee: Fujian Hengli Water Technology Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-09
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a sewage treatment is with circulation sand removal device, which comprises a housin, be provided with the screen box in the casing, two connecting rods of the interior bottom fixedly connected with of screen box, two the equal fixedly connected with diaphragm in upper end of connecting rod, two motors are installed, two to the upper end of casing the output shaft end of motor extends to the inside of casing to the fixedly connected with bull stick, two L of the lower extreme fixedly connected with of bull stick describes the gag lever post, every L form the gag lever post comprises horizontal pole and montant, two the montant all runs through the diaphragm that corresponds. The device is at the in-process that uses, has better degritting effect, and the centrifugal force effect through the screening net box lets the separating rate of liquid and grit accelerate.

Description

Circulating desanding device for sewage treatment

Technical Field

The utility model relates to a sewage treatment technical field especially relates to a sewage treatment is with circulation sand removal device.

Background

The sewage treatment is a process for purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage, the requirement of people on the water quality is continuously improved along with the improvement of the life quality of people, and because the urban sewage contains more silt, the urban sewage needs to be subjected to desanding work;

in the prior art, the settling tank is generally adopted for settling and desanding silt in sewage, but by adopting the mode, the desanding effect is poor, the waiting time is long, the integral desanding effect and speed are poor, and therefore how to solve the problem is considered.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the circulation sand removing device for sewage treatment who proposes, the device has better degritting effect at the in-process that uses, and the centrifugal force effect through the screening net box lets the separating speed of liquid and grit accelerate.

In order to realize the purpose, the utility model adopts the following technical scheme:

a circulating desanding device for sewage treatment comprises a shell, wherein a screening net box is arranged in the shell, two connecting rods are fixedly connected to the inner bottom of the screening net box, transverse plates are fixedly connected to the upper ends of the two connecting rods, two motors are installed at the upper end of the shell, the tail ends of output shafts of the two motors extend into the shell and are fixedly connected with a rotating rod, two L-shaped limiting rods are fixedly connected to the lower end of the rotating rod, each L-shaped limiting rod consists of a transverse rod and a vertical rod, and the two vertical rods penetrate through the corresponding transverse plates; install the sand pump on the right side inner wall of casing, the feed liquor end of sand pump extends to the interior bottom of casing, the play liquid end of sand pump extends to directly over the screen cloth box.

Preferably, the bottom space of the shell is communicated with the outside through a liquid outlet, the middle space of the shell is communicated with the outside through a liquid inlet, and a manual valve is installed in the liquid outlet.

Preferably, both sides of the screen box are fixedly connected with pull rings.

Preferably, the top of the interior of the housing is rotatably connected with a rotating shaft, and a plurality of stirring rods are fixedly connected to the outer side wall of the rotating shaft.

Preferably, the upper end of the rotating shaft is fixedly connected with a rectangular block, the lower end of the screening net box is provided with a rectangular groove, and the upper end part of the rectangular block is positioned in the rectangular groove.

Preferably, the motor is a servo motor capable of changing the rotation speed and the rotation direction.

Compared with the prior art, the utility model, its beneficial effect does:

1. when using, earlier pour into the casing through the mixed liquid of inlet with sewage and grit inside, and make the lower terminal surface height that highly is less than the screening net box of liquid, starter motor and sand pump can afterwards, after the motor starts, can drive the bull stick and rotate, can pass through two L form poles after the bull stick rotates, the cooperation of diaphragm and connecting rod, it rotates to drive the screening net box, and the start-up of sand pump can be with the inside of mixed liquid suction to the screening net box, the grit can be stayed in the screening net box, and because the screening net box is in the rotation state, receive the centrifugal force effect, liquid can be by quick separation, avoided liquid and grit to be stained with and adhere too inseparable condition and appear.

2. The rotation of screening net box still can drive the pivot through the rectangular block and rotate, finally drives the puddler and rotates, stirs mixed liquid, avoids the grit to gather in mixed liquid bottom and be difficult to the inspiratory condition appearance of sand pump.

Drawings

Fig. 1 is a schematic structural view of a circulating desanding device for sewage treatment provided by the utility model;

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

fig. 3 is a schematic front view of fig. 1.

In the figure: 1 casing, 2 screening net boxes, 3 inlet, 4 liquid outlets, 5 sliding doors, 6 pull rings, 7 motors, 8 sand pumps, 9 rectangular grooves, 10 rectangular blocks, 11 rotating shafts, 12 stirring rods, 13 rotating rods, 14 connecting rods, 15 transverse plates and 16L-shaped limiting rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a circulating sand removing device for sewage treatment comprises a housing 1, a bottom space of the housing 1 is communicated with the outside through a liquid outlet 4, a middle space of the housing 1 is communicated with the outside through a liquid inlet 3, a manual valve is installed in the liquid outlet 4, a screening net box 2 is arranged in the housing 1, the screening net box 2 is shown in fig. 1, the upper end surface of the screening net box is unsealed, pull rings 6 are fixedly connected to two sides of the screening net box 2, and are convenient for subsequent taking out of the screening net box 2, two connecting rods 14 are fixedly connected to the inner bottom of the screening net box 2, transverse plates 15 are fixedly connected to the upper ends of the two connecting rods 14, two motors 7 are installed at the upper end of the housing 1, the motors 7 are servo motors capable of changing rotation speed and rotation direction, the tail ends of output shafts of the two motors 7 extend into the housing 1 and are fixedly connected with a rotating rod 13, two L-shaped limiting rods 16 are fixedly connected to the lower end of the rotating rod 13, each L-shaped limiting rod 16 is composed of a transverse rod and two vertical rods penetrate through the corresponding vertical rods 15 (a transverse plate through hole is arranged on the transverse plate 15, and the transverse plate means that the transverse plate penetrates through the through hole);

wherein, a sand pump 8 is arranged on the inner wall of the right side of the shell 1, the liquid inlet end of the sand pump 8 extends to the inner bottom of the shell 1, and the liquid outlet end of the sand pump 8 extends to the position right above the screening net box 2;

wherein, the interior top of casing 1 rotates and is connected with pivot 11, a plurality of puddlers 12 of fixedly connected with on the lateral wall of pivot 11, and rectangular channel 9 has been seted up to the upper end fixedly connected with rectangular block 10 of pivot 11, the lower extreme of sieve net box 2, and the upper end part of rectangular block 10 is located rectangular channel 9.

The utility model discloses in, when using, earlier inject the mixed liquid of sewage and grit into casing 1 inside through inlet 3, and make the height of liquid be less than the lower terminal surface height of screening net box 2, subsequently start motor 7 and sand pump 8 can, after the motor 7 starts, can drive bull stick 13 and rotate, can drive screening net box 2 through the cooperation of two L form poles 16, diaphragm 15 and connecting rod 14 after bull stick 13 rotates, and the start of sand pump 8 can be with the mixed liquid suction to the inside of screening net box 2, the grit can be stayed in screening net box 2, and because screening net box 2 is in the rotation state, receive the centrifugal force effect, liquid can be by quick separation, avoided liquid and grit to be stained with and attached too closely the condition to appear;

in the process, the rotation of the screening net box 2 can drive the rotating shaft 11 to rotate through the rectangular block 10, and finally drives the stirring rod 12 to rotate so as to stir the mixed liquid, so that the situation that sand and stones are gathered at the bottom of the mixed liquid and are difficult to be sucked by the sand pump 8 is avoided;

after accomplishing the degritting, the grit is whole to be collected in screening net box 2, and it can to open the valve that liquid outlet 4 goes out this moment, opens behind the sliding door 5 of casing 1 front side, through lifting two pull rings 6, lets behind two montants break away from two diaphragms 15, moves screening net box 2 forward and can get rid of screening net box 2.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The circulating sand removing device for sewage treatment comprises a shell (1) and is characterized in that a screening net box (2) is arranged in the shell (1), two connecting rods (14) are fixedly connected to the inner bottom of the screening net box (2), transverse plates (15) are fixedly connected to the upper ends of the two connecting rods (14), two motors (7) are mounted at the upper end of the shell (1), the tail ends of output shafts of the two motors (7) extend into the shell (1) and are fixedly connected with rotating rods (13), two L-shaped limiting rods (16) are fixedly connected to the lower ends of the rotating rods (13), each L-shaped limiting rod (16) consists of a transverse rod and a vertical rod, and the two vertical rods penetrate through the corresponding transverse plates (15);

install sand pump (8) on the right side inner wall of casing (1), the feed liquor end of sand pump (8) extends to the interior bottom of casing (1), the play liquid end of sand pump (8) extends to screening net box (2) directly over.

2. A circulating sand removing device for sewage treatment as claimed in claim 1, characterized in that the bottom space of the housing (1) is communicated with the outside through a liquid outlet (4), the middle space of the housing (1) is communicated with the outside through a liquid inlet (3), and a manual valve is installed in the liquid outlet (4).

3. A circulating sand removing device for sewage treatment as claimed in claim 1, wherein pull rings (6) are fixedly connected to both sides of the screen box (2).

4. A circulating sand removing device for sewage treatment as claimed in claim 1, wherein the inner top of the housing (1) is rotatably connected with a rotating shaft (11), and a plurality of stirring rods (12) are fixedly connected to the outer side wall of the rotating shaft (11).

5. A circulating sand removing device for sewage treatment as claimed in claim 4, characterized in that the upper end of the rotating shaft (11) is fixedly connected with a rectangular block (10), the lower end of the screen box (2) is provided with a rectangular groove (9), and the upper end part of the rectangular block (10) is positioned in the rectangular groove (9).

6. A circulating sand removing device for sewage treatment as claimed in claim 1, characterized in that the motor (7) is a servo motor capable of changing the rotation speed and the rotation direction.