CN217909382U

CN217909382U - Sewage treatment sand settling device

Info

Publication number: CN217909382U
Application number: CN202221241715.2U
Authority: CN
Inventors: 王玮
Original assignee: Beishui Huicai Beijing Technology Co ltd
Current assignee: Beishui Huicai Beijing Technology Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-11-29
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a sewage treatment sand setting device, including a sand setting section of thick bamboo, sand setting section of thick bamboo bottom is equipped with collection sand and fights, the opening has been seted up at sand setting section of thick bamboo roof middle part, and the opening inboard is equipped with the recess, the lid in the middle of the recess upper surface is through bolt fixedly connected with, middle lid middle part is rotated and is connected with the swinging head, the swinging head bottom is equipped with the stirring structure. The utility model discloses in, be provided with a heavy husky section of thick bamboo, the drive structure, the husky fill of collection, inlet channel and outlet conduit, heavy husky section of thick bamboo roof middle part is equipped with the middle lid of detachable, middle lid middle part rotates and is connected with the rotating tube, rotating tube bottom surface is connected with the stirring structure, the stirring structure includes two arcs, the arc lateral wall is equipped with the stirring leaf, after the wearing and tearing appear in the stirring leaf, can directly dismantle and put through rotating tube and agitating unit and take out from the opening of a heavy husky section of thick bamboo roof with middle lid, make the change of stirring structure more convenient.

Description

Sewage treatment sand settling device

Technical Field

The utility model relates to a sewage treatment technical field especially relates to a sewage treatment desilting device.

Background

Suspended matters are very important indexes in a sewage treatment process, sand particles in the suspended matters are mainly removed by a sand sedimentation process of primary treatment, and sand sedimentation modes adopted by many domestic urban sewage treatment plants mainly comprise aeration sand sedimentation, rotational flow sand sedimentation and advection sand sedimentation. The rotational flow sinking device has the working principle that sewage flows into the sand sinking device from a water inlet pipeline along the tangential direction of the sand sinking device, the stirring blades are driven by the motor and the transmission device to rotate inside the sand sinking device, gravel with high density in the sewage is thrown to the pool wall under the action of centrifugal force, and finally the gravel falls into a sand collecting hopper at the bottom and finally the sunk sand is pumped out through the lifting pipe.

But because there is the long banding fibre rubbish of some in the sewage, after these long banding fibre got into the heavy husky device, the winding was on the stirring leaf easily, and the influence stirring leaf rotated to after long-time use, the stirring leaf received the striking of silt in the sewage always, can lead to stirring leaf wearing and tearing, present heavy husky device is convenient for dismantle the stirring structure from agitating unit fast and come out and change or restore the stirring leaf, consequently the utility model provides a sewage treatment sinks husky device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sewage treatment sand settling device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a sewage treatment sand settling device, includes a sand settling cylinder, sand settling cylinder bottom is equipped with collection sand fill, sand settling cylinder roof middle part has seted up the opening, and the opening inboard is equipped with the recess, lid in the middle of the recess upper surface passes through bolt fixedly connected with, middle lid middle part rotates and is connected with the rotating tube, the rotating tube bottom is equipped with the stirring structure, sand settling cylinder top lateral wall is connected with inlet channel and outlet conduit, the inside riser that wears to be equipped with of rotating tube, sand settling cylinder upper surface one side is equipped with the drive structure, the inlet channel middle part is connected with filtration.

Furthermore, the inlet channel is located the tangential direction of a sand sediment section of thick bamboo, outlet conduit is located sand sediment section of thick bamboo the central axis direction for can be at the rotation of a sand sediment section of thick bamboo after sewage gets into a sand sediment section of thick bamboo, let silt in the sewage hit a sand sediment section of thick bamboo inner wall under the effect of centrifugal force on, fall into the collection sand at last under the action of gravity and fight, and the water of top is then followed outlet conduit and is discharged.

Furthermore, the bottom end of the lifting pipe extends to the bottom of the sand collecting hopper, the top end of the lifting pipe penetrates through the rotating pipe and is connected with a sand discharging pipe, and the sand discharging pipe is connected with a lifting device, so that the sand accumulated at the bottom of the sand collecting hopper can be discharged.

Furthermore, the driving structure comprises a motor fixed on the upper surface of the sand settling cylinder, a driving wheel is fixed at the driving end of the motor, a driven wheel is fixed at the top end of the rotating tube, and a belt is sleeved on the surfaces of the driving wheel and the driven wheel together, so that the rotating tube can be driven by the motor to rotate in the sand settling cylinder.

Further, the stirring structure includes two arcs the arc is fixed on the rotating-tube surface through the flange concatenation of both sides, two the arc lateral wall all is fixed with a plurality of stirring leaves, can stir sewage through the stirring leaf for sewage keeps rotatory in a sand setting section of thick bamboo.

Further, the live tube bottom surface is equipped with the spline, two the keyway has all been seted up to the arc inside wall, and spline and keyway block, the live tube bottom mounting has two limiting plates, two the limiting plate is located the top and the bottom of two arcs respectively, and the stirring structure can be fixed between two limiting plates, through the block of spline and keyway, can let the stirring structure follow the live tube and rotate.

Further, filtration includes square pipe, and square pipe passes through the flange and is connected with the inlet channel, square inside of tubes portion is equipped with the grid, and the grid can be blocked the rectangular form fibre thing rubbish in the sewage, prevents that these rubbish twines on the stirring leaf.

The utility model has the advantages that:

1. the utility model discloses when using, through setting up a sand setting section of thick bamboo, the drive structure, the husky fill of collection, inlet channel and outlet conduit, sand setting section of thick bamboo roof middle part is equipped with lid in the middle of the detachable, middle lid middle part rotates and is connected with the rotating tube, rotating tube bottom surface is connected with the stirring structure, the stirring structure includes two arcs, the arc lateral wall is equipped with the stirring leaf, after the wearing and tearing appear in the stirring leaf, can directly dismantle and put through rotating tube and agitating unit and take out from the opening of sand setting section of thick bamboo roof with middle lid, make the change of stirring structure more convenient.

2. The utility model discloses when using, through set up filtration in the intake pipe middle part, filtration includes square pipe, and square intraduct is equipped with the grid, can intercept the long banding fibre thing in the sewage through the grid to can prevent fibre thing rubbish winding stirring leaf, and square pipe can dismantle, conveniently clear up the fibre thing that blocks off.

Drawings

FIG. 1 is a main sectional view of the present invention;

FIG. 2 is an enlarged view of the point A of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a sectional view of the stirring structure of the present invention connected to the rotating tube;

fig. 5 is a perspective view of the filtering structure of the present invention.

Illustration of the drawings:

1. a sand settling cylinder; 2. a sand collecting hopper; 3. a groove; 4. an intermediate cover; 5. rotating the tube; 6. a stirring structure; 61. an arc-shaped plate; 62. stirring blades; 63. a keyway; 7. a limiting plate; 8. a spline; 9. a water inlet pipe; 10. a water outlet pipeline; 11. a riser tube; 12. a sand discharge pipe; 13. a motor; 14. a driving wheel; 15. a driven wheel; 16. a belt; 17. square tubes; 18. a grid.

Detailed Description

As shown in fig. 1-3, relate to a sewage treatment sand setting device, including a sand setting section of

thick bamboo

1, 1 bottom of a sand setting section of thick bamboo is equipped with a collection sand fill 2, 1 roof middle part of a sand setting section of thick bamboo has seted up the opening, and the opening inboard is equipped with recess 3, lid 4 in the middle of recess 3 upper surface through bolt fixedly connected with, middle lid 4 middle part is rotated and is connected with rotating

tube

5, 5 bottom of rotating tube are equipped with stirring

structure

6, 1 top lateral wall of a sand setting section of thick bamboo is connected with inlet channel 9 and outlet channel 10, the inside riser 11 that wears to be equipped with of rotating

tube

5, 1 upper surface one side of a sand setting section of thick bamboo is equipped with drive structure, inlet channel 9 middle part is connected with filtration. The water inlet pipeline 9 is positioned in the tangential direction of the sand settling cylinder 1, and the water outlet pipeline 10 is positioned in the central axis direction of the sand settling cylinder 1. The bottom end of the lifting pipe 11 extends to the bottom of the sand collecting hopper 2, the top end of the lifting pipe 11 penetrates through the rotating pipe 5 and is connected with a sand discharge pipe 12, and the sand discharge pipe 12 is connected with a lifting device. The driving structure comprises a motor 13 fixed on the upper surface of the sand settling cylinder 1, a driving wheel 14 is fixed at the driving end of the motor 13, a driven wheel 15 is fixed at the top end of the rotating tube 5, and a belt 16 is sleeved on the surfaces of the driving wheel 14 and the driven wheel 15.

As shown in fig. 1 and 4, the stirring structure 6 includes two arc-shaped plates 61, the two arc-shaped plates 61 are spliced and fixed on the surface of the rotating pipe 5 through flanges at two sides, and a plurality of stirring blades 62 are fixed on outer side walls of the two arc-shaped plates 61. 5 bottom surface of rotating tube is equipped with spline 8, and keyway 63 has all been seted up to two arc 61 inside walls, and spline 8 and keyway 63 block, and 5 bottom mounting of rotating tube has two limiting plates 7, and two limiting plates 7 are located the top and the bottom of two arc 61 respectively.

As shown in fig. 3 and 5, the filtering structure includes a square pipe 17, the square pipe 17 is connected with the water inlet pipe 9 through a flange, and a grid 18 is arranged inside the square pipe 17.

When in use: sewage enters the sand settling cylinder 1 from the water inlet pipeline 9, in the process, the grids 18 in the square pipes 17 can block strip-shaped fiber garbage in the sewage, the garbage is prevented from entering the sand settling cylinder 1, after the sewage enters the sand settling cylinder 1, the motor 13 drives the driven wheel 15 and the rotating pipe 5 to rotate through the driving wheel 14 and the belt 16, and then the stirring blade 62 is driven to rotate, so that the sewage rotates in the sand settling cylinder 1, silt in the sewage collides with the side wall of the sand settling cylinder 1 under the action of centrifugal force and finally falls into the sand collecting hopper 2, the silt is extracted through the lifting pipe 11 and the sand discharging pipe 12, and the sewage with the silt removed from the top of the sand settling cylinder 1 is discharged from the water outlet pipeline 10. When the stirring blade 62 needs to be repaired or replaced, the lifting pipe 11 is firstly detached from the sand discharge pipe 12, then the lifting pipe is pulled out from the rotating pipe 5, then the driving wheel 14 and the belt 16 on the driven wheel 15 are taken off, then the middle cover 4 is detached from the groove 3, and finally the middle cover 4, the rotating pipe 5 and the stirring structure 6 are pulled out from the sand settling cylinder 1 together, so that the stirring structure 6 can be replaced or repaired.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a sewage treatment sand setting device, includes a sand setting section of thick bamboo (1), its characterized in that: the sand settling cylinder is characterized in that a sand collecting hopper (2) is arranged at the bottom end of the sand settling cylinder (1), an opening is formed in the middle of the top wall of the sand settling cylinder (1), a groove (3) is formed in the inner side of the opening, the upper surface of the groove (3) is connected with a middle cover (4) through a bolt fixedly connected manner, the middle of the middle cover (4) is rotatably connected with a rotating pipe (5), a stirring structure (6) is arranged at the bottom end of the rotating pipe (5), a water inlet pipeline (9) and a water outlet pipeline (10) are connected to the side wall of the top end of the sand settling cylinder (1), a lifting pipe (11) is arranged inside the rotating pipe (5) in a penetrating manner, a driving structure is arranged on one side of the upper surface of the sand settling cylinder (1), and a filtering structure is connected to the middle of the water inlet pipeline (9).

2. The sewage treatment sand settling device of claim 1, wherein: the water inlet pipeline (9) is located in the tangential direction of the sand settling cylinder (1), and the water outlet pipeline (10) is located in the central axis direction of the sand settling cylinder (1).

3. The sewage treatment sand settling device according to claim 1, wherein: the bottom end of the lifting pipe (11) extends to the bottom of the sand collecting hopper (2), and the top end of the lifting pipe (11) penetrates through the rotating pipe (5) and is connected with a sand discharging pipe (12).

4. The sewage treatment sand settling device according to claim 1, wherein: the driving structure comprises a motor (13) fixed on the upper surface of the sand settling cylinder (1), a driving wheel (14) is fixed at the driving end of the motor (13), a driven wheel (15) is fixed at the top end of the rotating tube (5), and a belt (16) is sleeved on the surfaces of the driving wheel (14) and the driven wheel (15) together.

5. The sewage treatment sand settling device of claim 1, wherein: stirring structure (6) include two arcs (61), two arcs (61) are fixed on rotating-tube (5) surface through the flange concatenation of both sides, two arc (61) lateral wall all is fixed with a plurality of stirring leaves (62).

6. The sewage treatment sand settling device according to claim 5, wherein: rotating tube (5) bottom surface is equipped with spline (8), two keyway (63) have all been seted up to arc (61) inside wall, and spline (8) and keyway (63) block, rotating tube (5) bottom mounting has two limiting plates (7), two limiting plate (7) are located the top and the bottom of two arc (61) respectively.

7. The sewage treatment sand settling device of claim 1, wherein: the filtering structure comprises a square pipe (17), the square pipe (17) is connected with the water inlet pipeline (9) through a flange, and a grid (18) is arranged inside the square pipe (17).