CN216629792U

CN216629792U - Three-sedimentation tank

Info

Publication number: CN216629792U
Application number: CN202123330449.9U
Authority: CN
Inventors: 顾亚军; 詹家伟; 顾怡秋; 姜雁南
Original assignee: Zhangjiagang Qingyuan Water Treatment Co ltd
Current assignee: Zhangjiagang Qingyuan Water Treatment Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-31
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a three-sedimentation tank, which comprises a tank body and a sludge tank, wherein the sludge tank is connected with a sludge outlet pipeline, the middle part of the tank body is provided with a central cylinder, the bottom of the tank body is provided with a communicating pipe, the upper end of the central cylinder is rotatably provided with a rotating arm, the bottom of the rotating arm is fixedly provided with a siphon groove, the bottom of the siphon groove is provided with a siphon pipe, the bottom of the siphon pipe extends into a sludge area at the bottom of the tank body, the bottom of the siphon groove is lower than the liquid level of the tank body, the side wall of the central cylinder is provided with a sludge cylinder, the bottom of the sludge cylinder is communicated with the inner cavity of the central cylinder, a siphon connecting pipe is arranged between the siphon groove and the sludge cylinder, one end of the siphon connecting pipe is communicated with the bottom of a containing cavity of the siphon groove, and the other end of the siphon connecting pipe extends into the lower end of the sludge cylinder. The sludge tank is siphoned with the sludge at the bottom automatically in the process of discharging the sludge, so that the disturbance to the sludge in the sludge discharging process is greatly reduced, and the sludge sedimentation quality and the effluent of the three sedimentation tanks reach the standard.

Description

Three-sedimentation tank

Technical Field

The utility model relates to a three-sedimentation tank, in particular to a three-sedimentation tank used for sewage treatment.

Background

In the sewage treatment process, sewage enters into three heavy ponds backward through equalizing basin, biochemical pond, one sink the pond and two sink the pond after, sewage has been earlier through one heavy, two heavy deposityiafterwards, can deposit again in three heavy ponds, the mud of depositying this moment is not like one heavy with two heavy thick, and present three heavy ponds mainly include the cell body, rotate on the cell body and install a swivel mount, the lower extreme of swivel mount is fixed with a mud scraper, mud scraper scrapes the mud of the bottom of the pool in three heavy ponds at rotatory in-process to the mud export, then discharge through the mud export. The in-process of mud scraper at rotatory mud of scraping can produce the disturbance to the mud of bottom of the pool, simultaneously, because the mud scraper can not contact with the bottom of the pool completely, lead to the bottom of the pool always to pile a layer mud, especially the bottom of the pool mud of three heavy ponds is more rare, consequently, the disturbance is more serious, has just so influenced the sediment quality in three heavy ponds, probably leads to three heavy pond exhaust water COD to exceed standard.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the utility model provides a three heavy ponds, carry out the in-process of arranging mud to the sludge impoundment and automatically with the mud siphon of three heavy bottom of the pool to the sludge impoundment, very big reduction go out the disturbance of mud in-process to mud, guaranteed that the mud of three heavy ponds deposits the quality and goes out water up to standard.

In order to solve the technical problem, the technical scheme of the utility model is as follows: a three-sedimentation tank comprises a tank body, wherein a sludge tank is arranged on the outer side of the tank body, the sludge tank is connected with a sludge outlet pipeline, a sludge outlet pump is arranged on the sludge outlet pipeline, a central cylinder body is arranged at the middle part of the tank body, a communicating pipe for communicating the inner cavity of the central cylinder body with the inner cavity of the sludge tank is arranged at the bottom of the tank body, a rotating arm is rotatably arranged at the upper end of the central cylinder body and driven by a rotary power device, a siphon groove is fixedly arranged at the bottom of the rotating arm, a sludge accommodating cavity is accommodated in the surrounding of the siphon groove, a plurality of siphon pipes vertically arranged are arranged at the bottom of the siphon groove, the bottom of each siphon pipe extends into a sludge area at the bottom of the tank body, the bottom of the siphon groove is lower than the liquid level of the tank body, a sludge barrel is arranged on the side wall of the central cylinder body, and the bottom of the sludge barrel is communicated with the inner cavity of the central cylinder body, the sludge treatment device is characterized in that a siphon connecting pipe is arranged between the siphon groove and the sludge barrel, one end of the siphon connecting pipe is communicated with the bottom of the containing cavity of the siphon groove, and the other end of the siphon connecting pipe extends into the lower end of the sludge barrel.

As a preferred scheme, the sludge cylinder and the central cylinder are concentrically arranged, and the upper end of the sludge cylinder is rotatably provided with a rotary connecting structure for fixing the siphon connecting pipe.

As a preferable scheme, the rotary connection structure comprises a plane bearing arranged on the sludge cylinder, and a pipe clamp used for fixing the siphon connecting pipe is arranged on the plane bearing.

As a preferred scheme, the rotary connection structure comprises a rotary frame rotatably mounted on the sludge cylinder, and a pipe clamp for fixing the siphon connecting pipe is mounted on the rotary frame.

Preferably, the bottom of the siphon groove is an inclined groove bottom, and the lower end of the groove bottom is close to the central cylinder.

As a preferred scheme, the rotating arm is of a single-arm structure, one end of the rotating arm is rotatably mounted on the middle cylinder, the other end of the rotating arm is supported on the outer edge of the pool body in a rolling manner, the rotary power device comprises a motor fixedly mounted on the middle cylinder, and an output shaft of the motor is in transmission with the rotating arm through a gear or a chain.

As a preferred scheme, the rotating arm is of a double-arm structure, the middle part of the rotating arm is rotatably installed on the middle barrel, two ends of the rotating arm are supported on the outer edge of the tank body in a rolling mode, and the rotating arm is provided with two siphon grooves.

After the technical scheme is adopted, the utility model has the effects that: because the three-sedimentation tank comprises a tank body, a sludge tank is arranged on the outer side of the tank body, the sludge tank is connected with a sludge outlet pipeline, a sludge outlet pump is arranged on the sludge outlet pipeline, a central cylinder body is arranged at the middle part of the tank body, a communicating pipe for communicating the inner cavity of the central cylinder body with the inner cavity of the sludge tank is arranged at the bottom of the tank body, a rotating arm is rotatably arranged at the upper end of the central cylinder body and driven by a rotary power device, a siphon groove is fixedly arranged at the bottom of the rotating arm, a sludge accommodating cavity is accommodated in the surrounding of the siphon groove, a plurality of siphon pipes which are vertically arranged are arranged at the bottom of the siphon groove, the bottom of each siphon pipe extends into a sludge area at the bottom of the tank body, the bottom of the siphon groove is lower than the liquid level of the tank body, a sludge barrel is arranged on the side wall of the central cylinder body, and the bottom of the sludge barrel is communicated with the inner cavity of the central cylinder body, the siphon type sludge sewage treatment device is characterized in that a siphon connecting pipe is arranged between the siphon groove and the sludge barrel, one end of the siphon connecting pipe is communicated with the bottom of the containing cavity of the siphon groove, the other end of the siphon connecting pipe extends into the lower end of the sludge barrel, normally, the sludge in the sludge pond is communicated with the central barrel through a communicating pipe, the sludge barrel is also communicated with the inner cavity of the central barrel, therefore, the sludge layer height of the sludge pond, the sludge layer of the central barrel and the sludge layer height of the sludge barrel are basically consistent, and the tank bottom of the siphon groove is lower than the liquid level of the three-sedimentation tank, therefore, the siphon pipe can siphon the sludge at the bottom of the three-sedimentation tank into the siphon groove through the siphon principle, the siphon groove is communicated with the sludge barrel through the siphon connecting pipe, therefore, when the sludge in the sludge pond is continuously discharged, the sludge layer height in the sludge pond can be lowered, and the sludge in the central barrel can automatically flow into the sludge pond through the communicating pipe, the sludge layer height of the central cylinder body is also reduced, so that the sludge layer height of the sludge cylinder is also reduced, the siphon connecting pipe sucks the sludge in the siphon groove into the sludge cylinder through the siphon principle, the sludge layer in the siphon groove is automatically sucked at the bottom of the sludge cylinder through the siphon pipe when the sludge layer is reduced, and the sludge in the sludge tank can be automatically sucked and supplemented with the sludge in the sludge tank as long as the sludge tank discharges the sludge until all the sludge layers are in a constant state; this three heavy ponds structure is very reasonable, adopts the mode row mud of siphon, very big reduction the disturbance of mud, adopts the siphon to carry out the siphon simultaneously, and the mud of bottom of the pool all can be inhaled because of the siphon effect, just so avoids the bottom of the pool to remain one deck sludge blanket.

And because the sludge cylinder and the central cylinder are concentrically arranged, the upper end of the sludge cylinder is rotatably provided with a rotary connecting structure for fixing the siphon connecting pipe. The rotary connection structure is including installing the flat bearing on a mud section of thick bamboo, install the pipe clamp that is used for fixed siphon connecting pipe on the flat bearing, perhaps rotary connection structure is including rotating the swivel mount of installing on a mud section of thick bamboo, install the pipe clamp that is used for fixed siphon connecting pipe on the swivel mount, adopt this rotary connection knot can fix the siphon connecting pipe, like this when the swinging boom is at rotatory in-process, rotary connection structure can be rotatory at a mud section of thick bamboo center barrel to guarantee that the relative position between siphon connecting pipe and the siphon groove is unchangeable, guarantee the reliability of mud transmission.

And the bottom of the siphon groove is an inclined groove bottom, and the lower end of the groove bottom is close to the central cylinder, so that sludge in the siphon groove can better and conveniently flow out.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a structural cross-sectional view of an embodiment of the present invention;

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

FIG. 3 is a schematic view of another swivel connection arrangement;

in the drawings: 1. a tank body; 2. a central cylinder; 3. a sludge cylinder; 4. a rotating arm; 5. a siphon tank; 6. a siphon tube; 7. a siphon connecting pipe; 8. a communicating pipe; 9. a sludge tank; 10. a mud pump; 11. a gear; 12. a flat bearing; 13. a clip for officers; 14. a rotating frame.

Detailed Description

The present invention is described in further detail below with reference to specific examples.

As shown in fig. 1 to 3, a three-sedimentation tank comprises a tank body 1, a sludge tank 9 is arranged outside the tank body 1, the sludge tank 9 is connected with a sludge outlet pipeline, the sludge outlet pipeline is provided with a sludge outlet pump 10, the middle part of the tank body 1 is provided with a central cylinder body 2, the bottom of the tank body 1 is provided with a communicating pipe 8 which communicates the inner cavity of the central cylinder body 2 with the inner cavity of a sludge tank 9, the upper end of the central cylinder body 2 is rotatably provided with a rotating arm 4, the rotating arm 4 is driven by a rotating power device, the bottom of the rotating arm 4 is fixedly provided with a siphon groove 5, the periphery of the siphon groove 5 is enclosed with a containing cavity for containing sludge, the bottom of the siphon groove 5 is provided with a plurality of siphon pipes 6 which are vertically arranged, the bottom of each siphon pipe 6 extends into the sludge area at the bottom of the tank body 1, and the bottom of the siphon groove 5 is lower than the liquid level of the tank body 1.

In this embodiment, the rotating arm 4 is a single-arm structure, one end of the rotating arm 4 is rotatably mounted on the middle cylinder, the other end of the rotating arm 4 is supported on the outer edge of the pool body 1 in a rolling manner, the rotary power device comprises a motor fixedly mounted on the middle cylinder, and an output shaft of the motor is in transmission with the rotating arm 4 through a gear 11 or a chain. Of course, the rotating arm 4 can also be a double-arm structure, the middle part of the rotating arm 4 is rotatably installed on the middle barrel, the two ends of the rotating arm are rotatably supported on the outer edge of the tank body 1, the rotating arm 4 is provided with two siphon grooves 5, and each corresponding siphon groove 5 is provided with a siphon 6.

Be provided with a sludge barrel 3 on the lateral wall of center barrel 2, communicate between the inner chamber of the bottom of a sludge barrel 3 and center barrel 2, be provided with siphon connecting pipe 7 between siphon groove 5 and the sludge barrel 3, the one end of siphon connecting pipe 7 and the appearance chamber bottom intercommunication of siphon groove 5, the tank bottom of siphon groove 5 is the tank bottom of slope, the low side of tank bottom is close to center barrel 2.

The other end of the siphon connecting pipe 7 extends into the lower end of the sludge cylinder 3 and is immersed in the sludge layer, the sludge cylinder 3 and the central cylinder 2 are concentrically arranged, and the rotary connecting structure for fixing the siphon connecting pipe 7 is rotatably arranged at the upper end of the sludge cylinder 3.

As shown in fig. 2, the rotary connection structure includes a flat bearing 12 installed on the sludge barrel 3, a pipe clamp for fixing the siphon connection pipe 7 is installed on the flat bearing 12, the pipe clamp 13 can rotate along with the flat bearing 12, and the positions of the siphon connection pipe 7 and the siphon groove 5 are not changed when the escon rotating arm 4 rotates again.

The rotary connecting structure can also be other structures, as shown in fig. 3, and comprises a rotary frame 14 rotatably mounted on the sludge cylinder 3, wherein a pipe clamp for fixing the siphon connecting pipe 7 is mounted on the rotary frame 14.

The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and alterations made to the technical solution of the present invention without departing from the spirit of the present invention are intended to fall within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a three heavy ponds, includes the cell body, the outside of cell body is provided with sludge impoundment, sludge impoundment is connected with out the mud pipeline, be provided with out the dredge pump on going out the mud pipeline, its characterized in that: the middle part of the tank body is provided with a central cylinder, the bottom of the tank body is provided with a communicating pipe which communicates the inner cavity of the central cylinder with the inner cavity of the sludge tank, the upper end of the central cylinder body is rotatably provided with a rotating arm which is driven by a rotating power device, the bottom of the rotating arm is fixedly provided with a siphon groove, the periphery of the siphon groove is enclosed with a containing cavity for containing sludge, the bottom of the siphon groove is provided with a plurality of vertical siphons, the bottom of each siphon extends into the sludge area at the bottom of the tank body, the bottom of the siphon groove is lower than the liquid level of the tank body, a sludge cylinder is arranged on the side wall of the central cylinder body, the bottom of the sludge cylinder is communicated with the inner cavity of the central cylinder body, a siphon connecting pipe is arranged between the siphon groove and the sludge cylinder, one end of the siphon connecting pipe is communicated with the bottom of the containing cavity of the siphon groove, and the other end of the siphon connecting pipe extends into the lower end of the sludge cylinder.

2. A three-stage sedimentation tank according to claim 1, wherein: the sludge cylinder and the central cylinder are concentrically arranged, and the upper end of the sludge cylinder is rotatably provided with a rotary connecting structure for fixing a siphon connecting pipe.

3. A three-stage sedimentation tank according to claim 2, wherein: the rotary connecting structure comprises a plane bearing arranged on the sludge barrel, and a pipe clamp used for fixing the siphon connecting pipe is arranged on the plane bearing.

4. A three-stage sedimentation tank according to claim 2, wherein: the rotary connection structure comprises a rotary frame which is rotatably arranged on the sludge cylinder, and a pipe clamp used for fixing the siphon connecting pipe is arranged on the rotary frame.

5. A three sedimentation tank according to claim 3 or 4, wherein: the bottom of the siphon groove is an inclined groove bottom, and the lower end of the groove bottom is close to the central cylinder.

6. A three-stage sedimentation tank according to claim 5, wherein: the rotary arm is of a single-arm structure, one end of the rotary arm is rotatably installed on the middle barrel, the other end of the rotary arm is supported on the outer edge of the tank body in a rolling mode, the rotary power device comprises a motor fixedly installed on the middle barrel, and an output shaft of the motor is in transmission with the rotary arm through a gear or a chain.

7. A three-stage sedimentation tank according to claim 5, wherein: the rotating arm is of a double-arm structure, the middle part of the rotating arm is rotatably installed on the middle barrel, two ends of the rotating arm are supported on the outer edge of the tank body in a rolling mode, and the rotating arm is provided with two siphon grooves.