CN214809122U

CN214809122U - Municipal sewage sedimentation tank with enhanced filtering effect

Info

Publication number: CN214809122U
Application number: CN202120815825.4U
Authority: CN
Inventors: 李四洋; 章凌云; 张云; 李文; 李望龙; 邓义昌; 章鹏; 胡海龙; 刘佐艳; 齐笑; 张瑞; 邓先玲; 刘贵华
Original assignee: Zhuzhou Lingying Construction Co ltd
Current assignee: Zhuzhou Lingying Construction Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-23
Anticipated expiration: 2031-04-20

Abstract

A municipal sewage sedimentation tank for enhancing the filtering effect belongs to the field of municipal engineering and comprises a mixed flow tank, wherein a sedimentation tank body is arranged below and communicated with the mixed flow tank, and a water inlet and a water outlet are formed in the mixed flow tank; the spiral conveyor comprises a shell, a rotating shaft and spiral blades, the shell is connected to the outer peripheral wall of the sedimentation tank body, and the shell is communicated with the sedimentation tank body; the rotating shaft penetrates through and is rotatably connected to one side of the shell, which is far away from the sedimentation tank body, and one end of the rotating shaft penetrates through and is rotatably connected to the inner wall of the sedimentation tank body; the helical blade is sleeved and connected with a section of the rotating shaft, which is positioned in the shell and the sedimentation tank body; the rotating shaft is connected with a driving assembly; and a pollution discharge assembly for discharging impurities in the shell is arranged on one side of the shell. The impurities in the sedimentation tank body are transported out of the sedimentation tank body through the auger, and the impurities are discharged through the sewage discharge assembly. This application has the improvement to sewage filtering's effect.

Description

Municipal sewage sedimentation tank with enhanced filtering effect

Technical Field

The application relates to the field of municipal engineering, in particular to a municipal sewage sedimentation tank with an enhanced filtering effect.

Background

At present, in municipal engineering, a sewage sedimentation tank is an important project for treating urban sewage. In urban development, a large amount of sewage is generated every day, and the sewage cannot be directly discharged into the environment, so that the sewage needs to be treated by a sewage settling pond and then discharged. The sedimentation tank has simple composition, stable working performance and wide application.

Chinese patent with publication number CN202892993U discloses a municipal sewage sedimentation basin, which comprises a sedimentation basin and a mixed flow basin, wherein the mixed flow basin is located above the sedimentation basin, the top of the mixed flow basin is provided with a water inlet, and the bottom of the mixed flow basin is provided with a water outlet. Sewage flows into the mixed flow tank and the sedimentation tank through the water inlet, and treated water is discharged through the water outlet.

In view of the above-mentioned related art, the inventors believe that there is a defect that impurities accumulate in the settling basin after a long time use and the filtering effect of the settling basin is affected when the impurities are too much.

SUMMERY OF THE UTILITY MODEL

In order to improve the filter effect, this application provides a municipal sewage sedimentation tank of reinforcing filter effect.

The application provides a municipal sewage sedimentation tank of reinforcing filter effect adopts following technical scheme:

a municipal sewage sedimentation tank for enhancing the filtering effect comprises a mixed flow tank, wherein a sedimentation tank body is arranged below and communicated with the mixed flow tank, and a water inlet and a water outlet are arranged on the mixed flow tank; the spiral conveyor comprises a shell, a rotating shaft and spiral blades, the shell is connected to the outer peripheral wall of the sedimentation tank body, and the shell is communicated with the sedimentation tank; the rotating shaft penetrates through and is rotatably connected to one side of the shell, which is far away from the sedimentation tank body, and one end of the rotating shaft penetrates through and is rotatably connected to the inner wall of the sedimentation tank body; the helical blade is sleeved and connected with a section of the rotating shaft, which is positioned in the shell and the sedimentation tank body; the rotating shaft is connected with a driving assembly; and a pollution discharge assembly for discharging impurities in the shell is arranged on one side of the shell.

Through adopting above-mentioned technical scheme, when this internal impurity of sedimentation tank was too much, order about the pivot through drive assembly and rotate, the pivot drives helical blade synchronous rotation, and the helical blade that is located sedimentation tank body will subside this internal impurity of sedimentation tank and carry the casing in. Impurity in the casing is discharged through the blowdown subassembly, reduces this internal impurity of sedimentation tank, reduces the content of impurity in the sewage to this filter effect who improves sewage. Simultaneously, the arrangement of the auger and the sewage discharge assembly facilitates manual cleaning of the sedimentation tank body, and the cleaning efficiency is improved.

Optionally, the driving assembly includes a motor, a sprocket and a chain; the motor is used for setting up in ground, the sprocket is equipped with two and is connected with the output shaft of pivot and motor respectively, the chain is around establishing two sprockets.

Through adopting above-mentioned technical scheme, through external power supply starter motor, the output shaft of motor drives one of them sprocket and rotates, and the sprocket on the motor passes through the chain and drives another sprocket and pivot rotation, orders about helical blade and rotates the transportation of accomplishing this internal impurity of sedimentation tank. The motor is arranged on the ground, and manual maintenance is facilitated when the motor is damaged. The reliability of the chain wheel and the chain is high, and the transmission power is high.

Optionally, a discharge hole is formed in the shell, a collecting box is arranged below the discharge hole, the upper surface of the collecting box is provided with an opening, and the sewage discharge assembly is used for discharging impurities in the collecting box.

Through adopting above-mentioned technical scheme, helical blade transmits impurity in the casing, and impurity falls into the collecting box through the bin outlet, and the impurity of rethread blowdown subassembly in with the collecting box is discharged. When the power of blowdown subassembly and the power of auger can't match, the inside easy pressure of casing is too big, leads to helical blade to be unable to rotate, causes the unable possibility that leads to the damage of rotating of motor. The collecting box collects impurities firstly and then discharges the impurities through the pollution discharge assembly, so that the possibility of damage of the auger and the motor is reduced, and the cost is saved.

Optionally, the blowdown subassembly includes desilting pipe and pump body, the inside of desilting pipe's one end extension to the collecting box, the other end extends to above ground, the pump body is connected in desilting pipe.

Through adopting above-mentioned technical scheme, start the pump body through external power supply, the pump body orders about the desilting pipe and takes out and transport the silt of collecting box inside to above ground. Because the impurity in the sedimentation tank body is mostly silt, therefore can clear up through the setting of desilting pipe and pump body. Utilize the desilting pipe and the pump body with the impurity transportation in the collecting box more than ground, make things convenient for the manual work to clear up and retrieve, make things convenient for manual operation.

Optionally, one end of the dredging pipe, which is located on the ground, is communicated with a sewage draining box, the upper surface of which is provided with an opening.

Through adopting above-mentioned technical scheme, order about the desilting pipe through the pump body and transport the blow off case with the impurity in the collecting box, the blow off case is collected impurity. The manual transportation blow off case can transport impurity, makes things convenient for manual operation.

Optionally, a cover plate is arranged at the opening of the sewage draining box.

Through adopting above-mentioned technical scheme, the upset apron seals the blow off case, reduces the effluvium of impurity peculiar smell in the blow off case, reduces the possibility that impurity leaked simultaneously, the environmental protection.

Optionally, the inner bottom surface of the collection box is an inclined surface, and the inclined surface inclines to one side of the dredging pipe from top to bottom.

By adopting the technical scheme, the impurities enter the collecting box and flow to one side of the dredging pipe through the inclined plane under the action of gravity, so that the possibility of the impurities entering the dredging pipe is increased; the cleaning efficiency of blowdown subassembly is improved, the filter effect is improved.

Optionally, a baffle plate for reducing the flow speed of the sewage at the water inlet is arranged on the inner wall of the mixed flow pool.

Through adopting above-mentioned technical scheme, the sewage that gets into the mixed flow pond through the water inlet is blockked by the baffle, slows down the velocity of flow that gets into sewage in the mixed flow pond, makes mixed flow pond and this internal sewage velocity of flow of sedimentation tank mild, improves the effect of subsiding, improves the filter effect to sewage.

In summary, the present application includes at least one of the following beneficial technical effects:

the spiral conveyer is arranged on the sedimentation tank body and is connected with a sewage discharge assembly; when this internal impurity of sedimentation tank was too much, drive assembly ordered about the pivot and rotated, and the pivot drives helical blade synchronous rotation, and the helical blade that is located this internal of sedimentation tank carries the casing with this internal impurity of sedimentation tank. Impurities in the shell are discharged through the sewage discharge assembly, so that the impurities in the sedimentation tank body are reduced, the content of the impurities in the sewage is reduced, and the filtering effect of the sewage is improved;

the driving component comprises a motor, a chain wheel and a chain; the motor is started through an external power supply, an output shaft of the motor drives one chain wheel to rotate, the chain wheel on the motor drives the other chain wheel and the rotating shaft to rotate through a chain, and the helical blades are driven to rotate to finish the transportation of impurities in the sedimentation tank body;

the sewage discharge assembly comprises a dredging pipe and a pump body; the pump body is started through the external power supply, and the pump body drives the dredging pipe to pump out the sludge in the collecting box and transport the sludge to the ground. Utilize the desilting pipe and the pump body with the impurity transportation in the collecting box more than ground, make things convenient for the manual work to clear up and retrieve, make things convenient for manual operation.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a municipal sewage sedimentation tank with enhanced filtration effect according to an embodiment of the present application;

FIG. 2 is a schematic diagram of a partial cross-sectional view of a municipal sewage settling tank shown in FIG. 1 with enhanced filtration.

Description of reference numerals: 1. a mixed flow pool; 2. a sedimentation tank body; 3. a water inlet; 4. a water outlet; 5. a packing auger; 51. a housing; 52. a rotating shaft; 53. a helical blade; 6. a drive assembly; 61. a motor; 62. a first sprocket; 63. a second sprocket; 64. a chain; 7. a discharge outlet; 8. a collection box; 9. a blowdown assembly; 91. dredging the pipe; 92. a pump body; 10. an inclined surface; 11. a sewage draining tank; 12. a cover plate; 13. a support plate; 14. and a baffle plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses reinforcing filter effect's municipal administration sewage sedimentation tank, refer to fig. 1 and fig. 2, including setting up in the mixed flow pond 1 on ground, mixed flow pond 1 is vertical setting and the diameter on 1 top of mixed flow pond is greater than the diameter of bottom. The bottom surface of the mixed flow pool 1 is vertically provided with a cylindrical sedimentation pool body 2, and the diameter of the sedimentation pool body 2 is the same as that of the bottom of the mixed flow pool 1. The outer wall of the mixed flow pool 1 is welded and communicated with a water inlet 3 and a water outlet 4. Sewage enters the mixed flow tank 1 and the sedimentation tank body 2 through the water inlet 3, impurities in the sewage are collected by the sedimentation tank body 2, and water is discharged through the water outlet 4.

Referring to fig. 1 and 2, the settling basin body 2 is connected with the packing auger 5, the packing auger 5 comprises a shell 51, the shell 51 is cylindrically welded at the bottom end of the peripheral wall of the settling basin body 2, and the length direction of the shell 51 is arranged along the radial direction of the settling basin body 2. The one end that casing 51 is close to sedimentation tank body 2 is the opening setting and communicates with the inside of sedimentation tank body 2. The end face of the shell 51 far away from the sedimentation tank body 2 is coaxially penetrated with a rotating shaft 52, and one end of the rotating shaft 52 is penetrated and rotatably connected to the inner wall of the sedimentation tank body 2. The section of the rotating shaft 52 located inside the housing 51 and the sedimentation tank body 2 is wound and welded with a helical blade 53, and the diameter of the helical blade 53 is the same as the inner diameter of the housing 51. The rotating shaft 52 is rotated, the rotating shaft 52 drives the helical blade 53 to rotate, and the helical blade 53 transports the impurities in the sedimentation tank body 2 to the shell 51.

Referring to fig. 1 and 2, a driving assembly 6 is disposed on the rotating shaft 52, the driving assembly 6 includes a motor 61, the motor 61 is placed on the ground, and an output shaft of the motor 61 is parallel to an axial direction of the housing 51. A first chain wheel 62 is coaxially welded on the output shaft of the motor 61, and a second chain wheel 63 is coaxially welded on one end of the rotating shaft 52 far away from the sedimentation tank body 2. The first sprocket 62 and the second sprocket 63 are wound with a chain 64. The motor 61 is started by an external power supply, the output shaft of the motor 61 drives the first chain wheel 62 to rotate, and the first chain wheel 62 drives the second chain wheel 63 to rotate synchronously with the rotating shaft 52 through the chain 64.

Referring to fig. 1 and 2, a discharge opening 7 is opened at a position below the outer peripheral wall of the housing 51 and near the second sprocket 63. The discharge opening 7 communicates the inside and outside of the housing 51, and the collecting box 8 is provided below the discharge opening 7 of the housing 51. The collecting box 8 is rectangular and the upper surface is provided with an opening. The rotating shaft 52 and the helical blades 53 rotate to transport impurities in the sedimentation tank body 2 to the shell 51, and the impurities fall into the collection box 8 through the discharge opening 7.

Referring to fig. 1 and 2, a sewage discharging assembly 9 is arranged in the collecting tank 8, the sewage discharging assembly 9 comprises a dredging pipe 91, and the bottom end of the dredging pipe 91 vertically extends into the collecting tank 8. The top end of the dredging pipe 91 extends above the ground and is bent horizontally. The horizontal section of the dredging pipe 91 is connected with a pump body 92. The pump body 92 is started by an external power supply, and the pump body 92 drives the dredging pipe 91 to draw out impurities in the collecting box 8.

Referring to fig. 1 and 2, the inner bottom surface of the collection tank 8 is formed as an inclined surface 10, and the inclined surface 10 is inclined toward one side of the dredging pipe 91 from the top down. The impurities flow to one side of the dredging pipe 91 on the inclined surface 10 by the gravity.

Referring to fig. 1 and 2, a sewage draining box 11 is arranged on the ground, the sewage draining box 11 is rectangular, and the upper surface of the sewage draining box is provided with an opening. The end of the horizontal section of the dredging pipe 91 is penetrated and slid on one vertical outer side wall of the sewage draining box 11. The dredging pipe 91 communicates with the inside of the soil discharging tank 11. After the pump body 92 is started by the external power supply, the pump body 92 drives the dredging pipe 91 to convey impurities in the collecting box 8 to the sewage draining box 11.

Referring to fig. 1 and 2, a cover plate 12 is hinged to the upper surface of the drain tank 11, and the cover plate 12 is arranged in a rectangular plate. The hinge line of the cover plate 12 and the soil box 11 is parallel to the axis of the housing 51. When the sewage box 11 collects impurities, the cover plate 12 is turned over to seal the sewage box 11, and the sewage box 11 is transported and cleaned.

Referring to fig. 1 and 2, a support plate 13 is vertically welded to the side wall of the soil discharge box 11 close to the dredging pipe 91, and the pump body 92 is placed on the support plate 13. A cavity for placing the dredging pipe 91, the collecting box 8 and the packing auger 5 is arranged below the ground.

Referring to fig. 1 and 2, a rectangular baffle plate 14 is vertically welded on the inner peripheral wall of the mixed flow pool 1, and the baffle plate 14 is positioned at the water inlet 3. After entering from the water inlet 3, the sewage is blocked by the baffle plate 14, and the flow speed of the sewage is slowed down.

The implementation principle of municipal sewage sedimentation tank of this application embodiment reinforcing filter effect does: when the impurities in the sedimentation tank body 2 are more, the motor 61 is started through the external power supply, the output shaft of the motor 61 drives the first chain wheel 62 to rotate, and the first chain wheel 62 drives the second chain wheel 63 to rotate synchronously with the rotating shaft 52 through the chain 64. The rotating shaft 52 drives the helical blade 53 to rotate, so that impurities in the sedimentation tank body 2 enter the shell 51 and are discharged from the discharge port 7 to the collection box 8.

The pump body 92 is started by an external power supply, and the pump body 92 enables the dredging pipe 91 to output impurities in the collecting box 8 to the sewage draining box 11.

When the waste box 11 is full, the motor 61 and the pump body 92 are turned off. The sewage draining box 11 is closed by turning the cover plate 12, the dredging pipe 91 is pulled out, and the sewage draining box 11 is transported and treated.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A municipal sewage sedimentation tank for enhancing the filtering effect comprises a mixed flow tank (1), wherein a sedimentation tank body (2) is arranged below and communicated with the mixed flow tank (1), and a water inlet (3) and a water outlet (4) are arranged on the mixed flow tank (1); the method is characterized in that: the sedimentation tank body (2) is connected with an auger (5), the auger (5) comprises a shell (51), a rotating shaft (52) and a helical blade (53), the shell (51) is connected to the peripheral wall of the sedimentation tank body (2), and the shell (51) is communicated with the sedimentation tank body (2); the rotating shaft (52) penetrates through and is rotatably connected to one side, away from the sedimentation tank body (2), of the shell (51), and one end of the rotating shaft (52) penetrates through and is rotatably connected to the inner wall of the sedimentation tank body (2); the spiral blade (53) is sleeved and connected with a section of the rotating shaft (52) which is positioned in the shell (51) and the sedimentation tank body (2); the rotating shaft (52) is connected with a driving assembly (6); a pollution discharge assembly (9) for discharging impurities in the shell (51) is arranged on one side of the shell (51).

2. The municipal sewage settling tank with the enhanced filtering effect of claim 1, wherein: the driving assembly (6) comprises a motor (61), a chain wheel and a chain (64); the motor (61) is used for being arranged on the ground, the chain wheels are provided with two chain wheels which are respectively connected with the rotating shaft (52) and the output shaft of the motor (61), and the chain (64) is wound on the two chain wheels.

3. The municipal sewage settling tank with the enhanced filtering effect of claim 2, wherein: the improved trash bin is characterized in that a discharge hole (7) is formed in the shell (51), a collecting box (8) is arranged below the discharge hole (7), the upper surface of the collecting box (8) is provided with an opening, and the sewage discharging assembly (9) is used for discharging impurities inside the collecting box (8).

4. The municipal sewage settling tank with the enhanced filtering effect of claim 3, wherein: blowdown subassembly (9) are including desilting pipe (91) and pump body (92), the inside of the one end of desilting pipe (91) extends to collecting box (8), and the other end extends to the ground top, pump body (92) are connected in desilting pipe (91).

5. The municipal sewage settling tank with the enhanced filtering effect of claim 4, wherein: one end of the dredging pipe (91) which is positioned on the ground is communicated with a sewage draining box (11) the upper surface of which is provided with an opening.

6. The municipal sewage settling tank with the enhanced filtering effect of claim 5, wherein: and a cover plate (12) is arranged at the opening of the sewage draining box (11).

7. The municipal sewage settling tank with the enhanced filtering effect of claim 4, wherein: the inner bottom surface of the collecting box (8) is an inclined surface (10), and the inclined surface (10) inclines to one side of the dredging pipe (91) from top to bottom.

8. The municipal sewage settling tank with the enhanced filtering effect of claim 1, wherein: the inner wall of the mixed flow pool (1) is provided with a baffle (14) for reducing the flow speed of sewage at the water inlet (3).