CN211536650U

CN211536650U - High-efficiency flocculation mud scraper

Info

Publication number: CN211536650U
Application number: CN202020002904.9U
Authority: CN
Inventors: 曹贵华; 李政; 潘庆权; 梁元廷
Original assignee: Jiangsu Tianyu Environmental Protection Group Co ltd
Current assignee: Jiangsu Tianyu Environmental Protection Group Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-09-22
Anticipated expiration: 2030-01-02

Abstract

The utility model provides a high-efficiency flocculation mud scraper, which mainly comprises a flocculation mechanism and a transmission mechanism, wherein the flocculation mechanism consists of a reaction cylinder, a guide cylinder, a stirring shaft and an impeller, and the transmission mechanism comprises a mud scraping speed reducer, a mud scraping transmission box body, a stirring speed reducer and a stirring transmission box body; the mud scraping transmission box body is provided with a mud scraping speed reducer, the stirring transmission box body is provided with a stirring speed reducer, and the mud scraping transmission box body is assembled on the stirring transmission box body. The utility model discloses a drive mechanism drive impeller is rotatory, mixes the stirring with raw water and liquid medicine, promotes to flocculate in the reaction cylinder, and the clarified water of isolating is collected by the water catch bowl behind the pipe chute and is flowed, and the mud sediment that subsides is discharged through mud scraper in the condensation of settling zone lower part. The whole flocculation mud scraper integrates the functions of dosing, mixing, flocculation reaction, sedimentation and mud scraping, has high sedimentation efficiency, good stability, compact structure, high economic benefit and wide market prospect, and saves cost and land resources.

Description

High-efficiency flocculation mud scraper

Technical Field

The utility model relates to a mud scraper, in particular to a high-efficient flocculation mud scraper.

Background

The mud scraper is a main device for sewage and sludge treatment, and is widely applied to the urban and rural environment-friendly sewage and sludge treatment industry, wherein the radial flow sedimentation tank is widely applied to the water treatment industry. Raw water enters from the center of the pool and is diffused in a radiation shape to the periphery, a coagulant is added into the raw water and is fully mixed with a water body, most colloid impurities in the water lose stability, destabilized colloid particles collide with each other and are condensed in the pool to form flocs which can be removed in a precipitation mode, then the flocculates in the water are settled under the action of gravity component force, supernatant is discharged by a peripheral water outlet weir plate, and the settled flocs are scraped to a mud collecting pit at the center of the pool by a mud scraper and are discharged under static pressure.

At present, process equipment for adding chemicals, mixing and flocculation reaction is required to be added before sewage treatment, so that the occupied area is large and the structure is complex. The invention patent of China with the patent number CN200810124450.6 discloses a flocculation type center transmission mud scraper, which is provided with a center concrete buttress, a mixing stirrer, a transmission device, a mud scraping truss, a mud scraping plate, a conical flocculation reaction cylinder, a medicine inlet pipe and the like in a circular sedimentation tank, sewage and medicine liquid are quickly mixed by the stirrer, mud and water are quickly separated, the mud and the water are settled at the bottom of the tank, and the mud is conveyed out of the bottom of the tank through the mud scraping plate. But it directly adds the liquid medicine into the flocculation reaction section of thick bamboo, stirs through agitating unit, does not consider the stability that forms the flocculating constituent, has reduced the settlement performance of flocculating constituent, and is inefficient to need the transmission of installing mud scraper and mixer simultaneously, the structure is complicated, and area is big, and economic benefits is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem provide a high-efficient flocculation mud scraper, it is rotatory through drive mechanism drive impeller, with raw water and liquid medicine mixing stirring, promote to flocculate in the reaction cylinder, the clarified water of isolating is collected by the water catch bowl behind the pipe chute and is flowed, and the mud sediment that subsides is concentrated and is discharged through the mud scraper in settling zone lower part. The utility model discloses collect and add medicine, mix, flocculation reaction, deposit, scrape mud function in an organic whole, deposit efficiently, stability is good, compact structure practices thrift cost and land resource, and economic benefits is high, has wide market prospect.

The technical scheme of the utility model is that:

a high-efficiency flocculation mud scraper mainly comprises a flocculation mechanism and a transmission mechanism, wherein the flocculation mechanism consists of a reaction cylinder, a guide cylinder, a stirring shaft and an impeller; the mud scraping transmission box body is provided with a mud scraping speed reducer which is connected with a main shaft of the mud scraper through a pinion and a rotary bearing which are arranged in the mud scraping transmission box body; the stirring speed reducer is arranged on the stirring transmission box body and is connected with the stirring shaft through a pinion and a rotary bearing which are arranged in the stirring transmission box body; the mud scraping transmission box body is assembled on the stirring transmission box body; the stirring shaft is of a hollow structure; the main shaft of the mud scraper is arranged in the stirring shaft, and the tail end of the main shaft of the mud scraper is connected to the base at the bottom of the sedimentation tank; the tail end of the stirring shaft is connected with an impeller; a guide cylinder is sleeved on the stirring shaft and communicated with the reaction cylinder; a fixed rod and a bracket are welded outside the guide cylinder, and the fixed rod is connected to the side wall of the sedimentation tank; the reaction cylinder is fixed on the guide cylinder through a bracket and communicated with the guide cylinder; the reaction cylinder is fixedly connected to the bottom of the water collecting tank.

In the scheme, the side wall of the reaction cylinder is provided with a plurality of small holes; and an inclined pipe is arranged at a settling zone C in the settling tank.

In the scheme, one end of the water collecting tank is provided with a water outlet weir plate and a water outlet, and the other end of the water collecting tank is provided with a baffle plate; and a microfiltration membrane is arranged at the water outlet weir plate.

In the above scheme, the impeller is connected to the stirring shaft through a fixing rod.

In the scheme, the guide rod is welded at the tail end of the main shaft of the mud scraper and is fixedly connected with the scraping arm, and the scraping arm is provided with a plurality of mud scraping plates.

In the scheme, a medicine inlet pipe and a water inlet pipe which are communicated with the outside are connected to a mixing area A in the sedimentation tank; and a sludge discharge pipe is arranged at the bottom of the sedimentation tank and connected to the outside of the sedimentation tank body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. high-efficient flocculation mud scraper, it is rotatory through drive mechanism drive impeller, mix the stirring with raw water and liquid medicine, promote to flocculate in the reaction cylinder, the clear water of separation is collected the outflow by the water catch bowl behind the pipe chute, the mud sediment of subsiding is concentrated in the settling zone lower part and is discharged through mud scraper, collect and add medicine, mix, flocculation, deposit, scrape mud function in an organic whole, mixed liquid promotes through the circulation of impeller, the flocculation is abundant, and precipitation efficiency is high, and sewage treatment is effectual.

2. The mud scraping speed reducer of the utility model is connected with the main shaft of the mud scraper through the pinion and the rotary bearing which are arranged in the mud scraping transmission box body, and the stirring speed reducer is connected with the stirring shaft through the pinion and the rotary bearing which are arranged in the stirring transmission box body; the mud scraping transmission box body is assembled on the stirring transmission box body, the problems that a transmission mechanism of the existing mud scraper is complex, the occupied area is large and the like are effectively solved, the structure is compact, the space is saved, the design pool diameter of a sedimentation tank can be reduced, the investment cost and the land resources are saved, meanwhile, a main shaft of the mud scraper is installed in a hollow stirring shaft, the two are respectively connected with a motor, the mutual noninterference operation is realized, the simultaneous rotation at different speeds is realized, the operation is stable, and the working efficiency is high.

3. Reaction cylinder upper end be connected with the water catch bowl, water catch bowl one end is equipped with out water weir board and delivery port, the other end is equipped with the baffle, the clarified water of isolating is collected by the water catch bowl behind the pipe chute, play water weir board department is equipped with the micro-filtration membrane, further filter aquatic impurity through the micro-filtration membrane, in discharging the sedimentation tank with upper clarified liquid first, prevent once more with aquatic flocculation thing contact, improved the sewage treatment effect, practice thrift the cost, economic benefits is high.

Drawings

Figure 1 is a front cross-sectional view of the high-efficiency flocculation mud scraper of the utility model.

Fig. 2 is a partial enlarged view of the transmission mechanism of the present invention.

In the figure:

1-a reaction cylinder; 2-a guide shell; 3-a transmission mechanism; 4-main shaft of mud scraper; 5-stirring shaft; 6-impeller; 7-a mud scraper; 8-water outlet weir plate; 9-a baffle plate; 10-a water outlet; 11-inclined tube; 12-a medicine inlet pipe; 13-water inlet pipe; 14-a sludge discharge pipe; 15-mud scraping speed reducer; 16-mud scraping transmission box body; 17-stirring speed reducer; 18-stirring transmission box body; 19-a water collection tank; 20-a sedimentation tank; a-a mixing zone; a B-reaction zone; c-a precipitation zone.

Detailed Description

The invention will be further described with reference to the drawings and the following examples, but the scope of the invention is not limited thereto.

Fig. 1 shows a high-efficiency flocculation mud scraper of the utility model, which mainly comprises a transmission mechanism 3 and a flocculation mechanism, wherein the flocculation mechanism is composed of a reaction cylinder 1, a guide cylinder 2, a stirring shaft 5 and an impeller 6; the transmission mechanism 3 is arranged at the top of the sedimentation tank, and the transmission mechanism 3 is connected with the stirring shaft 5 and the mud scraper main shaft 4; the stirring shaft 5 is of a hollow structure; the main shaft 4 of the mud scraper is arranged in the stirring shaft 5, and the tail end of the main shaft 4 of the mud scraper is connected to the base at the bottom of the sedimentation tank 20; the tail end of the stirring shaft 5 is connected with an impeller 6; the impeller 6 is connected to a stirring shaft 5 through a fixed rod, a guide cylinder 2 is sleeved on the stirring shaft 5, and the guide cylinder 2 is communicated with the reaction cylinder 1; a fixed rod and a bracket are welded outside the guide cylinder 2, and the fixed rod is connected to the side wall of the sedimentation tank 20; the reaction cylinder 1 is fixed on the guide cylinder 2 through a bracket, and the reaction cylinder 1 is communicated with the guide cylinder 2; the side wall of the reaction cylinder 1 is provided with a plurality of small holes.

A medicine inlet pipe 12 and a water inlet pipe 13 which are communicated with the outside are connected at the mixing area A of the sedimentation tank 20; the bottom of the sedimentation tank 20 is provided with a sludge discharge pipe 14 and is connected to the outside of the sedimentation tank 20, the tail end part of the main shaft 4 of the sludge scraper is welded with a guide rod, the guide rod is fixedly connected with a scraping arm, and the scraping arm is provided with a plurality of sludge scraping plates 7. Drive the impeller 6 through drive mechanism 3 and rotate, mix the stirring with raw water and liquid medicine, promote to reaction cylinder 1 in, the mixed liquid goes out at reaction zone B and flocculates, settling zone C department in the sedimentation tank 20 is equipped with the pipe chute, the clarified water of isolating is collected by water catch bowl 19 behind the pipe chute and is flowed out, the mud sediment of subsiding is concentrated and is discharged through the mud scraper in settling zone C lower part, the collection adds the medicine, mix, flocculation, deposit, scrape mud function in an organic whole, the mixed liquid promotes through the circulation of impeller, the flocculation is abundant, precipitation efficiency is high, sewage treatment is effectual.

The transmission mechanism 3 comprises a mud scraping speed reducer 15, a mud scraping transmission box body 16, a stirring speed reducer 17 and a stirring transmission box body 18; a mud scraping speed reducer 15 is arranged on the mud scraping transmission box body 16, a stirring speed reducer 17 is arranged on the stirring transmission box body 18, and the mud scraping transmission box body 16 is assembled on the stirring transmission box body 18, as shown in fig. 2; the mud scraping transmission box body is combined on the stirring transmission box body, so that the problems of complexity, large occupied area and the like of a transmission mechanism of the existing mud scraper are effectively solved, the structure is compact, the space is saved, the designed pool diameter of the sedimentation tank can be reduced, and the investment cost and the land resources are saved.

The mud scraping speed reducer 15 is connected with the main shaft 4 of the mud scraper through a pinion and a rotary bearing which are arranged in a mud scraping transmission box body 16, and the stirring speed reducer 17 is connected with the stirring shaft 5 through a pinion and a rotary bearing which are arranged in a stirring transmission box body 18; the stirring shaft 5 is of a hollow structure; the mud scraper main shaft 4 is installed in the hollow (mixing) shaft 5, and stirring speed reducer 17 drives the (mixing) shaft 18 rotation through pinion and slewing bearing's transmission, and it is rotatory that mud scraper main shaft 4 is driven through pinion and slewing bearing's transmission to scrape mud speed reducer 15, and the mutual noninterference operation realizes simultaneously not fast rotatory through multi-stage drive's mode, and the operation is stable, and work efficiency is high.

The reaction cylinder 1 is fixedly connected to the bottom of a water collecting tank 19, one end of the water collecting tank 19 is provided with a water outlet weir plate 8 and a water outlet 10, and the other end of the water collecting tank 19 is provided with a baffle plate 9; a microfiltration membrane is arranged at the water outlet weir plate 8. Further filter aquatic impurity through the microfiltration membrane, discharge the sedimentation tank with the supernatant clarified liquid first in, prevent again with aquatic flocculation thing contact, improved the sewage treatment effect, practice thrift the cost, economic suitability is good.

High-efficient flocculation mud scraper, it is rotatory through drive mechanism drive impeller, mix the stirring with raw water and liquid medicine, promote to flocculate in the reaction cylinder, the clear water of separation is collected the outflow by the water catch bowl behind the pipe chute, the mud sediment that subsides is discharged through mud scraper in the condensation of settling zone lower part. The whole flocculation mud scraper integrates the functions of dosing, mixing, flocculation reaction, sedimentation and mud scraping, has high sedimentation efficiency, good stability, compact structure, high economic benefit and wide market prospect, and saves cost and land resources.

The above detailed description is only for the purpose of illustrating the practical embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the technical spirit of the present invention are intended to be included within the scope of the present invention.

Claims

1. A high-efficiency flocculation mud scraper mainly comprises a flocculation mechanism and a transmission mechanism (3), and is characterized in that the flocculation mechanism consists of a reaction cylinder (1), a guide cylinder (2), a stirring shaft (5) and an impeller (6); the transmission mechanism (3) is arranged at the top of the sedimentation tank (20); the transmission mechanism (3) comprises a mud scraping speed reducer (15), a mud scraping transmission box body (16), a stirring speed reducer (17) and a stirring transmission box body (18);

a mud scraping speed reducer (15) is arranged on the mud scraping transmission box body (16), and the mud scraping speed reducer (15) is connected with a mud scraper main shaft (4) through a pinion and a rotary bearing which are arranged in the mud scraping transmission box body (16); the stirring speed reducer (17) is arranged on the stirring transmission box body (18), and the stirring speed reducer (17) is connected with the stirring shaft (5) through a pinion and a rotary bearing which are arranged in the stirring transmission box body (18); the mud scraping transmission box body (16) is assembled on the stirring transmission box body (18);

the stirring shaft (5) is of a hollow structure; the mud scraper main shaft (4) is arranged inside the stirring shaft (5), and the tail end of the mud scraper main shaft (4) is connected to a base at the bottom of the sedimentation tank (20); the tail end of the stirring shaft (5) is connected with an impeller (6); the guide cylinder (2) is sleeved on the stirring shaft (5), a fixed rod and a support are welded on the outer side of the guide cylinder (2), and the fixed rod is connected to the side wall of the sedimentation tank (20); the reaction cylinder (1) is fixed on the guide cylinder (2) through a bracket, and the reaction cylinder (1) is communicated with the guide cylinder (2); the reaction cylinder (1) is fixedly connected to the bottom of the water collecting tank (19).

2. The efficient flocculation mud scraper according to claim 1, wherein the side wall of the reaction cylinder (1) is provided with a plurality of small holes; an inclined tube (11) is arranged at a settling zone (C) in the settling pond (20).

3. The efficient flocculation mud scraper according to claim 1, wherein one end of the water collection tank (19) is provided with a water outlet weir plate (8) and a water outlet (10), and the other end is provided with a baffle (9); and a microfiltration membrane is arranged at the water outlet weir plate (8).

4. A high efficiency flocculating mud scraper according to claim 1, characterized in that the impeller (6) is connected to the stirring shaft (5) by means of a fixed rod.

5. The efficient flocculation mud scraper according to claim 1, wherein a guide rod is welded at the end of the main shaft (4) of the mud scraper, the guide rod is fixedly connected with a scraping arm, and the scraping arm is provided with a plurality of mud scraping plates (7).

6. The efficient flocculation mud scraper according to claim 1, wherein a medicine inlet pipe (12) and a water inlet pipe (13) which are communicated with the outside are connected to the mixing area (A) in the sedimentation tank (20); the bottom of the sedimentation tank (20) is provided with a sludge discharge pipe (14) and is connected to the outside of the sedimentation tank (20).