CN211435204U

CN211435204U - Multistage inclined plate sedimentation tank of top-driven reciprocating mud scraping and sucking machine

Info

Publication number: CN211435204U
Application number: CN201921306414.1U
Authority: CN
Inventors: 王洪春; 周国亚; 李贺; 赵晓东; 吴波; 王鹏鹞
Original assignee: Penyao Enviromental Protection Co Ltd
Current assignee: Penyao Enviromental Protection Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-09-08
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a multistage sloping plate sedimentation tank of a top-driven reciprocating mud scraping and sucking machine, wherein a multistage sloping plate is arranged above a reciprocating mud scraping and sucking device which comprises a guide rail and a support frame, the bottom of a second support rod is connected with a scraping plate, a mud sucking main pipe is fixed on the support frame, a mud outlet pipe is also arranged in the tank body, one end of the mud outlet pipe is connected with the mud sucking main pipe through a flexible pipeline or an embedded pipeline, and the other end of the mud outlet pipe extends out of the top surface of the tank body; be equipped with a plurality of parallel arrangement's wheel train on the cell body, the wheel train is including being located cell body top both ends broadside top gyro wheel, cell body bottom both ends broadside department No. two gyro wheels and haulage rope, and the haulage rope walks around the both ends that a gyro wheel and No. two gyro wheels connect the support frame respectively, and the cell body top is equipped with the drive arrangement who drives haulage rope along cell body length direction reciprocating motion. The utility model adopts a multistage inclined plate to increase the effective sedimentation area; the short-distance reciprocating sludge scraping and sucking device shortens the retention time of sludge and prevents the inclined plate from being blocked.

Description

Multistage inclined plate sedimentation tank of top-driven reciprocating mud scraping and sucking machine

Technical Field

The utility model relates to a sewage treatment field especially relates to a multistage inclined plate sedimentation tank of reciprocal mud machine of scraping of top drive.

Background

The sedimentation is an important link of mud-water separation in the water treatment process, and the running condition of the sedimentation directly influences the quality of the effluent water. The traditional sludge-water separation unit and the biological treatment unit are separated, usually, sludge in an aeration area is discharged into a sedimentation tank by self weight or a pump for sludge-water separation, the form of the sedimentation tank is also divided into a plurality of forms such as horizontal flow, vertical flow, auxiliary flow and the like, but one or more sludge hoppers are generally arranged, and part of the sludge is discharged outside and part of the sludge is pressurized and then flows back to the biological reaction tank.

The traditional sedimentation tank only depending on gravity has the phenomena of poor sedimentation effect, long sedimentation time, serious sludge leakage and influence on the quality of effluent water. With the development of sewage treatment technology, various efficient sedimentation tanks such as an inclined tube sedimentation tank, an inclined plate sedimentation tank, a labyrinth sedimentation tank, a high-density sedimentation tank integrating coagulation flocculation sedimentation and sludge concentration and the like appear in succession by depending on the theory of a shallow tank, so that the treatment capacity of the sedimentation tank is improved, and the sedimentation time is greatly shortened. In addition, in order to save the investment of pipe networks, in a part of improved sewage treatment devices, sedimentation tanks such as inclined pipes/inclined plates and the like and biological reaction tanks are integrally designed and built. However, the above-mentioned inclined tube/inclined plate/labyrinth sedimentation tanks (including the same-direction, different-direction and transverse sedimentation tanks) all have the following disadvantages:

(1) the adaptability to the turbidity change of raw water is poor, and the raw water is easy to block;

(2) the precipitated sludge can not be discharged in time, so that the anaerobic floating causes the blockage of the filler of the inclined plate (pipe) and the water quality of the discharged water is influenced.

The inclined plate packing is seriously blocked due to the above points, and if a fixed back washing device is arranged, the investment is large, the back washing effect is poor, the operation is complex, and the operation effect of the sedimentation tank is not ideal.

If the inclined plate and the sludge scraping and sucking mechanism are combined for use, the inclined plate can influence the driving/transmission mechanism and the sludge sucking/discharging mechanism arranged at the top; meanwhile, along with the improvement of the efficiency of the sedimentation tank, in order to shorten the retention time of the sludge, a short-distance sludge scraping and sucking mode is required.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multistage inclined plate sedimentation tank of reciprocal mud scraper suction machine of top drive.

The utility model has the innovation points that the utility model adopts the multistage inclined plates, effectively utilizes the depth of the pool and increases the effective sedimentation area; the efficiency of the sedimentation tank and the adaptability of the sedimentation tank to the turbidity of raw water are improved; the utility model provides a top drive mode haulage rope moves at the cell body top along the length direction of cell body, only produces the motion along cell body direction of height at cell body length direction's both ends in the cell body, and the swash plate can not cause the influence to this transmission. The short-distance reciprocating mud scraping and sucking device improves the reliability of a mechanical structure; short-range sludge suction improves the sludge collection efficiency under large-flow water flow, shortens the sludge retention time, and prevents the blockage of the inclined plate filler caused by anaerobic floating.

In order to realize the purpose of the utility model, the technical proposal of the utility model is that: a top-driven reciprocating mud scraping and sucking machine multistage inclined plate sedimentation tank comprises a tank body with a cuboid structure, wherein a reciprocating mud scraping and sucking device is arranged at the bottom of the tank body, a multistage inclined plate is arranged above the reciprocating mud scraping and sucking device, a water inlet is formed between the multistage inclined plate and the reciprocating mud scraping and sucking device, and a water outlet formed in the side wall of the tank body is positioned above the multistage inclined plate; the reciprocating type sludge scraping and sucking device comprises more than two guide rails arranged along the length direction of the tank body and a support frame placed on the guide rails and sliding along the length direction of the guide rails, wherein a sliding block sliding on the guide rails is arranged on the support frame, the support frame consists of a plurality of first support rods parallel to the long sides of the tank body and a plurality of second support rods parallel to the wide sides of the tank body, the bottom of each second support rod is connected with a scraper plate, a sludge sucking main pipe is fixed on the support frame, the sludge sucking main pipe is parallel to the length direction of the tank body, a plurality of sludge sucking branch pipes are arranged on the side wall of the sludge sucking main pipe, a plurality of sludge sucking small pipes leading to the bottom of the tank body are arranged on the sludge sucking branch pipes, a sludge outlet pipe is also arranged in the tank body, one end of the sludge; be equipped with a plurality of parallel arrangement's wheel train on the cell body, the wheel train is including the haulage rope that is located No. one gyro wheel of cell body top both ends broadside top, No. two gyro wheels of cell body bottom both ends broadside department and walks around a gyro wheel and No. two gyro wheels, and the haulage rope walks around the both ends that a gyro wheel and No. two gyro wheels connect the support frame respectively, and the cell body top is equipped with the drive arrangement who drives haulage rope along cell body length direction reciprocating motion. The driving device drives the traction rope to reciprocate along the length direction of the tank body, so that the support frame at the bottom reciprocates along the length direction of the tank body, the sludge at the bottom of the tank body is scraped by the scraping plate, and then is sucked by the sludge suction pump, and the sludge at the bottom enters the sludge outlet pipe from the sludge suction branch pipe and the sludge suction main pipe in sequence and is finally discharged, and the multistage inclined plate is adopted, so that the depth of the tank is effectively utilized, and the effective sedimentation area is increased; the efficiency of the sedimentation tank and the adaptability of the sedimentation tank to the turbidity of raw water are improved; the short-distance reciprocating mud scraping and sucking device improves the reliability of a mechanical structure; short-range sludge suction improves the sludge collection efficiency under large-flow water flow, shortens the sludge retention time, and prevents the blockage of the inclined plate filler caused by anaerobic floating.

Furthermore, the roller group has a set of, and a number one gyro wheel is located the center department of cell body top broadside, and a number two gyro wheel is located the center department of cell body bottom broadside. And energy consumption is saved.

Furthermore, the driving device is a motor, and the traction rope is wound on an output shaft of the motor. The motor rotates forwards and backwards, so that the traction rope can reciprocate along the length direction of the tank body.

Further, the hauling cable is a steel wire rope. Is firmer.

Furthermore, a guide plate is arranged at the water inlet, and a water collecting weir is arranged above the multistage inclined plate. The guide plate plays a role in guiding the inflow water.

Further, the bottom of the sludge suction small pipe is a bell mouth. Is beneficial to the sludge entering the small sludge suction pipe.

Furthermore, the guide rails are two and are respectively positioned on two sides of the tank body, two rows of scraping plates are connected to the bottom of each second support rod, each row of scraping plates has a working surface parallel to the width direction of the tank body, the working surfaces of the two rows of scraping plates are arranged in a back-to-back manner, a plurality of triangular grooves are formed in the working surfaces, the bottoms of the triangular grooves of the two rows of scraping plates are connected, and the sludge absorbing small tubes are positioned at the bottoms of the triangular grooves. The two sides are scraped, the sludge scraping efficiency is higher, sludge enters the bottom of the triangular groove and is sucked by the sludge sucking tubule during scraping, and the sludge retention time is short.

Furthermore, No. two bracing pieces are arranged at equal intervals, and the interval between two adjacent bracing pieces is less than the distance of the reciprocating movement of the hauling cable along the length direction of the tank body. There are no dead corner areas that could not be scraped.

Further, the multistage swash plate is divided into an upper stage swash plate and a lower stage swash plate, and the inclination direction of the upper stage swash plate is the same as or opposite to that of the lower stage swash plate.

Further, the distance between the bottom end of the lower-level inclined plate and the bottom of the pool body is 1.5-2 meters.

The utility model has the advantages that: the utility model adopts the multistage inclined plates, effectively utilizes the depth of the pool, and increases the effective sedimentation area; the efficiency of the sedimentation tank and the adaptability of the sedimentation tank to the turbidity of raw water are improved; the utility model provides a top drive mode haulage rope moves at the cell body top along the length direction of cell body, only produces the motion along cell body direction of height at cell body length direction's both ends in the cell body, and the swash plate can not cause the influence to this transmission. The short-distance reciprocating mud scraping and sucking device improves the reliability of a mechanical structure; short-range sludge suction improves the sludge collection efficiency under large-flow water flow, shortens the sludge retention time, and prevents the blockage of the inclined plate filler caused by anaerobic floating.

Drawings

FIG. 1 is a schematic cross-sectional view in the width direction of a cell body in example 1;

FIG. 2 is a schematic sectional view of the cell body in example 1 in the longitudinal direction;

FIG. 3 is a schematic view of the construction of the squeegee;

FIG. 4 is a schematic structural view of a tank bottom support frame;

fig. 5 is a schematic structural view of the roller group.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Example 1: as shown in fig. 1, 2, 3, 4, 5, a reciprocal multistage swash plate sedimentation tank of mud machine of scraping of top drive, cell body 1 including the cuboid structure, 1 bottom of cell body is equipped with the reciprocal mud device 2 of scraping of inhaling, and the reciprocal mud device 2 top of scraping of inhaling is equipped with multistage swash plate 3, and multistage swash plate 3 divide into upper and lower two-stage swash plate, and the incline direction of higher level swash plate 3.1 is the same or opposite with the 3.2 incline direction of subordinate's swash plate, and the distance of subordinate's swash plate 3.2 bottom and cell body 1 bottom is 1.5~2 meters. A water inlet 4 is arranged between the multistage sloping plate 3 and the reciprocating mud scraping and sucking device 2, a guide plate 16 is arranged at the water inlet 4, a water outlet 21 arranged on the side wall of the tank body 1 is positioned above the multistage sloping plate, and a water collecting weir 18 is arranged above the multistage sloping plate 3; reciprocating type scrape inhale mud device 2 includes guide rail 5 that the length direction of following cell body 1 arranged more than two and shelve on guide rail 5 along the gliding support frame 6 of guide rail 5 length direction, be equipped with gliding slider 7 on the guide rail on support frame 6, support frame 6 comprises a plurality of bracing pieces 8 parallel with 1 long limit of cell body and a plurality of No. two bracing pieces 9 parallel with 1 broadside direction of cell body, No. two bracing pieces 9 bottoms are connected with scraper blade 10, be fixed with on the support frame 6 and inhale mud and be responsible for 11, it is parallel with the length direction of cell body 1 to inhale mud and be responsible for 11, it is equipped with a plurality of mud branch pipes 12 to inhale mud branch pipe 11 lateral walls, it is equipped with a plurality of mud tubules 13 of inhaling that lead to 1 bottom of cell body to inhale mud. A sludge outlet pipe 15 is also arranged in the tank body 1, one end of the sludge outlet pipe 15 is connected with the sludge suction main pipe 11 through a flexible pipeline or an embedded pipeline 19, and the other end of the sludge outlet pipe 15 extends out of the top surface of the tank body 1 and is connected with a sludge suction pump. The guide rails 5 are two and are respectively positioned on two sides of the pool body 1, two rows of scraping plates 10 connected with the bottom of each second support rod 9 are arranged, each row of scraping plates has a working surface parallel to the width direction of the pool body 1, the working surfaces of the two rows of scraping plates 10 are arranged in a back mode, a plurality of triangular grooves 17 are formed in the working surfaces, the bottoms of the triangular grooves 17 of the two rows of scraping plates 10 are connected, and the sludge absorbing small tubes 13 are positioned at the bottoms of the triangular grooves 17. A plurality of roller groups 14 arranged in parallel are arranged on the tank body 1, each roller group 14 comprises a first roller 14.1 positioned above the wide edges at two ends of the top of the tank body 1, a second roller 14.2 positioned at the wide edges at two ends of the bottom of the tank body 1 and a traction rope 14.3 bypassing the first roller 14.1 and the second roller 14.2, the roller groups 14 are preferably in a group, the first roller 14.1 is positioned at the center of the wide edge at the top of the tank body 1, and the second roller 14.2 is positioned at the center of the wide edge at the bottom of the tank body 1; the haulage rope 14.3 is wire rope, and haulage rope 14.3 walks around a gyro wheel 14.1 and No. two gyro wheels 14.2 and connects the both ends of support frame 6 respectively, and the cell body 1 top is equipped with the drive arrangement 20 that drives haulage rope 14.3 along cell body 1 length direction reciprocating motion, and drive arrangement 20 is the motor, and haulage rope 14.3 twines on the output shaft of motor. The second support rods 9 are arranged at equal intervals, and the interval between every two adjacent second support rods 9 is smaller than the reciprocating movement distance of the traction rope 14.3 along the length direction of the tank body 1.

The described embodiments are only some, but not all embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Claims

1. A top-driven reciprocating mud scraping and sucking machine multistage inclined plate sedimentation tank comprises a tank body in a cuboid structure and is characterized in that a reciprocating mud scraping and sucking device is arranged at the bottom of the tank body, a multistage inclined plate is arranged above the reciprocating mud scraping and sucking device, a water inlet is formed between the multistage inclined plate and the reciprocating mud scraping and sucking device, and a water outlet formed in the side wall of the tank body is positioned above the multistage inclined plate; the reciprocating type sludge scraping and sucking device comprises more than two guide rails arranged along the length direction of the tank body and a support frame placed on the guide rails and sliding along the length direction of the guide rails, wherein a sliding block sliding on the guide rails is arranged on the support frame, the support frame consists of a plurality of first support rods parallel to the long sides of the tank body and a plurality of second support rods parallel to the wide sides of the tank body, the bottom of each second support rod is connected with a scraper plate, a sludge sucking main pipe is fixed on the support frame, the sludge sucking main pipe is parallel to the length direction of the tank body, a plurality of sludge sucking branch pipes are arranged on the side wall of the sludge sucking main pipe, a plurality of sludge sucking small pipes leading to the bottom of the tank body are arranged on the sludge sucking branch pipes, a sludge outlet pipe is also arranged in the tank body, one end of the sludge; be equipped with a plurality of parallel arrangement's wheel train on the cell body, the wheel train is including the haulage rope that is located No. one gyro wheel of cell body top both ends broadside top, No. two gyro wheels of cell body bottom both ends broadside department and walks around a gyro wheel and No. two gyro wheels, and the haulage rope walks around the both ends that a gyro wheel and No. two gyro wheels connect the support frame respectively, and the cell body top is equipped with the drive arrangement who drives haulage rope along cell body length direction reciprocating motion.

2. The top-driven reciprocating sludge scraping and sucking machine multistage inclined plate sedimentation tank as claimed in claim 1, wherein the roller groups are in one group, the first roller is positioned at the center of the wide side at the top of the tank body, and the second roller is positioned at the center of the wide side at the bottom of the tank body.

3. The top drive reciprocating sludge scraping and sucking machine multistage inclined plate sedimentation tank as claimed in claim 2, wherein the driving device is a motor, and the traction rope is wound on an output shaft of the motor.

4. The top drive reciprocating mud scraping and sucking machine multistage inclined plate sedimentation tank of claim 3, wherein the haulage rope is a steel wire rope.

5. The multistage inclined plate sedimentation tank of the top-driven reciprocating sludge scraping and sucking machine as claimed in claim 1, wherein a guide plate is arranged at the water inlet, and a water collecting weir is arranged above the multistage inclined plate.

6. The top drive reciprocating scraper-suction dredge multistage inclined plate sedimentation tank of claim 5, wherein the bottom of the dredge suction small pipe is flared.

7. The top-driving reciprocating sludge scraping and sucking machine multistage inclined plate sedimentation tank as claimed in claim 1, wherein the guide rails are two and are respectively located on two sides of the tank body, two rows of the scrapers are connected to the bottom of each second support rod, each row of the scrapers has a working surface parallel to the width direction of the tank body, the working surfaces of the two rows of the scrapers are arranged in a back direction, a plurality of triangular grooves are formed in the working surfaces, the bottoms of the triangular grooves of the two rows of the scrapers are connected, and the sludge sucking small pipe is located at the bottom of the triangular groove.

8. The top-driving reciprocating sludge scraping and sucking machine multistage inclined plate sedimentation tank as claimed in claim 7, wherein the second support rods are arranged at equal intervals, and the interval between two adjacent second support rods is smaller than the distance of the traction rope reciprocating along the length direction of the tank body.

9. The multi-stage inclined plate sedimentation tank of the top-driving reciprocating sludge scraping and sucking machine as claimed in claim 1, wherein the multi-stage inclined plate is divided into upper and lower two-stage inclined plates, and the inclined direction of the upper inclined plate is the same as or opposite to that of the lower inclined plate.

10. The multistage inclined plate sedimentation tank of the top-driven reciprocating sludge scraping and sucking machine as claimed in claim 9, wherein the distance between the bottom end of the lower inclined plate and the bottom of the tank body is 1.5-2 m.