CN106693456A - Sludge settling and removal system after sewage treatment - Google Patents

Abstract

The invention discloses a sludge settling and removal system after sewage treatment. The sludge settling and removal system is characterized in that walking wheels are respectively arranged at the bottom parts of both ends of a transverse beam; a walking driving motor is fixedly arranged on the transverse beam and is in transmission connection with the walking wheels; a lifting rotary shaft is movably arranged on the transverse beam, a lifting driving motor is fixedly arranged on the transverse beam and is in transmission connection with the lifting rotary shaft, the upper end of a large frame is movably arranged on the transverse beam through a bracket, a sludge scraping shovel is fixedly arranged at the lower end of the large frame, one end of a lifting rope is wound on the lifting rotary shaft, and the other end of the lifting rope is fixedly arranged on the large frame; rollers are respectively arranged at both sides of the large frame, and the motor is fixedly arranged on the large frame and is in transmission connection with the rollers. The sludge settling and removal system has the advantages that the structural design is reasonable, the sludge removal speed is high, the time is saved, the labor intensity is decreased, the normal and smooth implementing of the sewage treatment is guaranteed, and the sewage treatment effect is good.

Description

Sedimentation and removal system of sludge after sewage treatment

technical field

The invention relates to the technical field of sewage treatment, in particular to the technical field of refined cotton sewage treatment.

Background technique

The production of refined cotton will generate sewage, and the sewage after solid-liquid separation needs to be sedimented and removed successively in sewage treatment. At present, the sedimentation and removal devices used in sewage treatment have the following disadvantages: First, during the first sedimentation, the sludge deposited at the bottom of the tank is removed manually, which is not only labor-intensive, but also has low removal efficiency. , and the working environment is very bad; second, it is impossible to remove while sedimenting, which seriously affects the normal progress of sewage treatment; third, the sludge deposited at the bottom of the pool is also troublesome to clean up, and often seriously affects the efficiency and effect of sewage treatment .

Contents of the invention

The purpose of the present invention is to solve the problem of low efficiency of sludge sedimentation and removal after sewage treatment at the present stage, and propose a structure design that is reasonable, greatly reduces labor intensity of workers, improves work efficiency, and can realize sewage treatment while sedimentation and cleaning After sludge sedimentation and removal system.

In order to achieve the above object, the present invention adopts the following technical solutions:

The sedimentation and removal system of sludge after sewage treatment includes a sludge removal device at the bottom of the pool and a large-span sewage treatment sedimentation device. The sludge removal device at the bottom of the pool mainly includes a beam, a lifting drive motor, a lifting shaft, a lifting Rope, traveling driving motor, bracket, large frame and scraper, traveling wheels are respectively installed at the bottom of both ends of the beam, the traveling driving motor is fixedly installed on the cross beam and connected with the traveling wheel, and the lifting shaft is movably installed on the On the beam, the lifting drive motor is fixed on the beam and connected with the lifting shaft. The upper end of the frame is movably mounted on the beam through a bracket, and the scraper is fixed on the lower end of the frame. One end of the lifting rope is wound around It is placed on the lifting shaft, and the other end is fixed on the large frame; the large-span sewage treatment and sedimentation device mainly includes a large frame, a support column, an annular filter, a motor, a mud scraper, a sludge discharge pump, a water pump, and a horizontal rod , a vertical rod and a pool body, rollers are respectively arranged on both sides of the big frame, the motor is fixedly installed on the big frame and connected with the roller transmission, the bottom of the big frame is also provided with a rotating shaft, the big frame It is movably installed on the upper end of the support column through the rotating shaft, and the lower end of the support column is fixed on the center bottom of the pool body. The support column is hollow, and a water outlet is opened on the support column, and the water outlet of the support column is covered There is an annular filter screen, which is suspended on the large frame, and the horizontal bar is fixed on the lower side of the large frame through a vertical bar. The bottom of the pool body is conical, and the horizontal bar is connected to the bottom of the pool body. Parallel, the scrapers are installed on the horizontal bar in a row, and a sludge outlet is opened at the bottom of the pool body. The sludge discharge pump is connected with the sludge outlet through a pipeline, and a water inlet is provided on the support column. A water pump is provided at the water inlet, and a clear water overflow port is opened on the upper edge of the pool body.

Each scraper of the long-span sewage treatment and sedimentation device is in a consistent downward slope.

The lower end of the large frame of the sludge removal device at the bottom of the pool is also equipped with supporting rollers, which are located at the same height as the scraper.

The cross-section of the mud scraper of the sludge removal device at the bottom of the pool is V-shaped.

The beneficial effects that the present invention can achieve by adopting the above-mentioned technical solution are: 1. Reasonable structural design; 3. In the large-span sewage treatment and sedimentation device, there is a scraper in the sedimentation tank, and the sludge scraped by the scraper is easily discharged under the action of the sludge discharge pump. Clearing while settling is realized, and the work efficiency is high; 4. In the large-span sewage treatment settling device, the water inlet and the drain are set at both ends of the support column, which is conducive to the settling of sewage and the sewage treatment effect is good.

Description of drawings

Fig. 1 is the structural representation of the sludge removal device at the bottom of the pond in the present invention;

Fig. 2 is a schematic structural view of the large-span sewage treatment and sedimentation device of the present invention.

detailed description

As shown in Figures 1 and 2, the sedimentation and removal system for sludge after sewage treatment includes a bottom sludge removal device and a large-span sewage treatment sedimentation device. The bottom sludge removal device mainly includes a beam 1 , lifting driving motor 2, lifting rotating shaft 3, lifting rope 4, walking driving motor 5, support 6, big frame 7 and trowel 8, the two ends bottoms of described beam 1 are respectively equipped with walking wheels 9, walking driving motor 5 is fixedly installed on the crossbeam 1 and connected with the driving wheel 9 in transmission, the movement of the crossbeam 1 can be controlled by the travel drive motor 5, the lifting shaft 3 is movably installed on the crossbeam 1, and the lifting drive motor 2 is fixed on the crossbeam 1 and connected with the lifting The rotating shaft 3 is connected by transmission, the upper end of the large frame 7 is movably installed on the beam 1 through the bracket 6, the trowel 8 is fixedly installed on the lower end of the large frame 7, and one end of the lifting rope 4 is wound on the lifting rotating shaft 3 , the other end is fixed on the large frame 7, and the lifting drive motor 2 can control the height of the scraper 8 at the bottom of the large frame 7 through the lifting rope 4, so as to facilitate the removal of sludge back and forth. In order to effectively protect the scraper 8, the large frame The lower end of 7 is also equipped with a support roller 10, which is located at the same height as the trowel 8. The cross section of the trowel 8 is V-shaped. In order to facilitate inspection and maintenance, a guardrail frame is also installed on the beam 1 11. Carry out a sedimentation treatment to the sewage through the sludge removal device at the bottom of the pool; the large-span sewage treatment sedimentation device shown in Figure 2 includes a large frame 12, a support column 14, an annular filter screen 16, a motor 18, a scraper Trowel 19, sludge discharge pump 20, water pump 21, transverse bar 22, vertical bar 23 and pool body 24, the two sides of described big frame 12 are respectively provided with roller 17, and described motor 18 is fixedly installed on big frame 12 and connected with the roller 17 transmission, the bottom of the big frame 12 is also provided with a rotating shaft 13, the large frame 12 is movably installed on the upper end of the supporting column 14 through the rotating shaft 13, and the lower end of the supporting column 14 is fixed on the bottom of the pool body 24 At the bottom of the center, the support column 14 is hollow, and a water outlet 15 is provided on the support column 14, and an annular filter screen 16 is covered at the water outlet 15 of the support column 14, and the annular filter screen 16 is suspended on the large On the frame 12, the horizontal bar 22 is fixed on the underside of the large frame 12 by the vertical bar 23, the bottom of the pool body 24 is conical, the horizontal bar 22 is parallel to the bottom of the pool body 24, and the trowel 19 Installed in a row on the horizontal bar 22, a sludge outlet 25 is provided at the bottom of the pool body 24, the sludge discharge pump 20 communicates with the sludge outlet 25 through a pipeline, and the support column 14 is provided with a water inlet 26. The water inlet 26 is provided with a water pump 21, and the upper edge of the pool body 24 is provided with a clear water overflow port 27, and each scraper 19 is inclined downwards, which is beneficial to the sewage at the bottom of the pool. The mud is quickly removed to the center of the pool bottom and discharged, and the sewage is subjected to secondary sedimentation treatment through the large-span sewage treatment and sedimentation device.

Claims (4)

1. The sedimentation and removal system of sludge after sewage treatment is characterized in that it includes a sludge removal device at the bottom of the pool and a large-span sewage treatment sedimentation device. The sludge removal device at the bottom of the pool mainly includes a beam, a lifting drive motor , hoisting shaft, lifting rope, walking drive motor, bracket, large frame and scraper, the bottoms of both ends of the beam are respectively equipped with walking wheels, and the walking drive motor is fixedly installed on the beam and connected with the driving wheel. The lifting shaft is movably installed on the beam, the lifting drive motor is fixed on the beam and connected with the lifting shaft, the upper end of the frame is movably mounted on the beam through a bracket, and the scraper is fixedly installed on the lower end of the frame. One end of the lifting rope is wound on the lifting shaft, and the other end is fixed on the large frame; the large-span sewage treatment and sedimentation device mainly includes a large frame, a support column, an annular filter, a motor, a scraper, and a sludge discharge device. Pumps, water pumps, horizontal rods, vertical rods and pool body, the two sides of the big frame are respectively equipped with rollers, the motor is fixedly installed on the big frame and connected with the rollers, and the bottom of the big frame is also equipped with Rotating shaft, the large frame is movably installed on the upper end of the supporting column through the rotating shaft, and the lower end of the supporting column is fixed on the center bottom of the pool body. The supporting column is hollow, and a water outlet is opened on the supporting column. The water outlet of the tank is covered with a ring-shaped filter screen, which is suspended on the large frame, and the horizontal rod is fixed on the lower side of the large frame through a vertical rod. The bottom of the pool body is conical, and the horizontal rod Parallel to the bottom of the pool body, the scrapers are installed in a row on the horizontal bar, and a sludge outlet is opened at the bottom of the pool body, and the sludge discharge pump is connected with the sludge outlet through a pipeline, and the support column A water inlet is arranged on the top, and a water pump is arranged at the water inlet, and a clear water overflow port is opened on the upper edge of the pool body. 2 . The long-span sewage treatment and sedimentation device according to claim 1 , wherein the trowels of the long-span sewage treatment and sedimentation device are inclined downward in a consistent manner. 3 . 3. The long-span sewage treatment and sedimentation device according to claim 1, characterized in that: the lower end of the large frame of the bottom sludge removal device is also equipped with supporting rollers, and the supporting rollers are located at the same height as the scraper. 4. The long-span sewage treatment and sedimentation device according to claim 1, characterized in that: the cross-section of the scraper of the bottom sludge removal device is V-shaped.