CN217809164U

CN217809164U - Sludge treatment system

Info

Publication number: CN217809164U
Application number: CN202220560233.7U
Authority: CN
Inventors: 高彦杰; 高俊怀
Original assignee: Jiangsu Meihong Environmental Protection Technology Co ltd
Current assignee: Jiangsu Meihong Environmental Protection Technology Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-11-15
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a sludge treatment system, which comprises a wet sludge transfer bin, a spiral sludge conveyor, a solar greenhouse system, a full-automatic spreading and distributing machine, a dried sludge belt conveying system, an odor fan, a biological deodorization device and a chimney, wherein a discharge port of the wet sludge transfer bin is connected with a feed port of the spiral conveyor; the discharge end of the spiral conveyor is arranged in the solar greenhouse system; a dried sludge belt conveying system is arranged at the discharge end of the full-automatic spreading and distributing machine; the discharge port of the dried sludge belt conveying system is arranged outside the solar greenhouse; the inlet of the biological deodorization device is connected with an odor collecting pipe of the solar greenhouse system, and the outlet of the biological deodorization device is connected with the inlet of an odor fan through a pipeline; the outlet of the odor fan is connected with the chimney through a pipeline. The utility model discloses can effectual processing sewage treatment plant's mud to realize the comprehensive utilization of the mud that sewage treatment plant produced.

Description

Sludge treatment system

Technical Field

The utility model belongs to the technical field of the environmental protection, be an utilize solar thermal energy technique to carry out innocent treatment's sludge treatment system to mud particularly.

Background

With the rapid promotion of the urbanization process in China, the sewage treatment industry is rapidly developed, and the problem of water pollution is effectively solved. With the rapid increase of sewage treatment capacity, the yield of sludge produced by sewage plants is rapidly increased at the same time, the components and chemical properties of the sludge are complex, the sludge not only contains organic matters, plant nutrient components and the like, but also contains toxic and harmful substances such as heavy metals, pathogens, persistent organic matters and the like, the sludge is not treated effectively, secondary pollution is easily caused to underground water, soil and the like, the environmental benefit of sewage treatment facilities is greatly reduced, and the harm to the environment can be reduced only by effectively treating the sludge. The sludge treatment for disposal should meet the requirements of harmlessness, stabilization, reduction and resource utilization.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utilize solar thermal energy technique to carry out innocent treatment's sludge treatment system to mud, make sludge treatment reach innoxious, stabilization, minimizing, resourceful purpose.

In order to realize the purpose, the utility model adopts the technical scheme as follows:

a sludge treatment system comprises a wet sludge transfer bin, a spiral sludge conveyor, a solar greenhouse system, a full-automatic spreading and distributing machine, a dried sludge belt conveying system, an odor fan, a biological deodorization device and a chimney,

the discharge hole of the wet sludge transfer bin is connected with the feed inlet of the screw conveyor; the discharge end of the spiral conveyor is arranged in the solar greenhouse system; a dried sludge belt conveying system is arranged at the discharge end of the full-automatic spreading and distributing machine; the discharge port of the dried sludge belt conveying system is arranged outside the solar greenhouse; the inlet of the biological deodorization device is connected with an odor collecting pipe of the solar greenhouse system, and the outlet of the biological deodorization device is connected with the inlet of an odor fan through a pipeline; the outlet of the odor fan is connected with the chimney through a pipeline.

Further, the system comprises a ground heating heat dissipation system, wherein the ground heating heat dissipation system is laid on the lower layer of the sludge drying platform of the solar greenhouse, and the moisture content of wet sludge is evaporated by utilizing solar heat and the ground heating heat dissipation system so that the moisture content of the sludge is reduced to below 40% and the sludge is dried.

Further, wet mud transfer feed bin be used for receiving the sewage factory dehydration mud that moisture content is about 80%, its square discharge gate passes through bolt fixed connection with screw sludge conveyor feed inlet.

Further, the spiral sludge conveyor comprises an inclined spiral conveyor with an inclined angle of 35 degrees and a horizontal spiral conveyor, wherein the inclined spiral conveyor with the inclined angle of 35 degrees is used for conveying wet sludge from a position 3.0 meters below the ground to the horizontal spiral conveyor with the horizontal height of 3.0 meters above the ground, and the wet sludge is conveyed into the solar greenhouse system through the horizontal spiral conveyor.

Further, wet sludge conveyed to the solar greenhouse system firstly enters a sludge hopper of a full-automatic paving and distributing machine in the solar greenhouse system, the full-automatic paving machine walks along a fixed rail, the sludge in the hopper is paved while walking, the full-automatic paving and distributing machine returns along the fixed rail to turn over the paved sludge after paving, the sludge turning machine is a variable frequency motor, and the full-automatic paving and distributing machine turns over the sludge and returns to a paving starting position to complete one-time distributing, paving and turning over the sludge.

Further, still include PLC remote automation control system, solar greenhouse system in be equipped with temperature sensor, gather temperature signal through PLC remote automation control system, control the underfloor heating system in the solar greenhouse.

Further, the belt conveying system for the dried sludge comprises a horizontal belt conveyor and an inclined belt conveyor, the dried sludge is conveyed to the inclined belt conveyor through the horizontal belt conveyor, and the inclined conveyor with an inclined angle of 15 degrees conveys the dried sludge 1.7 meters below the ground to a position 3 meters above the ground outside the greenhouse.

Further, the biological deodorization device treats the collected odor, and the waste gas reaching the standard is conveyed to a chimney through an odor fan to be discharged at high altitude.

Furthermore, an exhaust gas on-line monitor is arranged in the solar greenhouse system to monitor and pre-warn the concentration of exhaust gas in the solar greenhouse system.

Compared with the prior art, the utility model, it is showing the advantage and lies in:

(1) The utility model discloses make full use of solar heat evaporates, the mummification is handled wet mud in to the greenhouse, is equipped with the mummification platform in the solar greenhouse simultaneously, lays the heat source pipeline below the platform, utilizes the steam waste heat to pass through the pipe heat to the platform heating, and whole technology running cost is low, and the feature of environmental protection is good.

(2) The utility model discloses entire system adopts the automatic remote control of PLC, controls solar energy indoor temperature through gathering the temperature sensor signal.

(3) The utility model discloses the system is equipped with waste gas on-line monitoring appearance at the operation process, can monitor, the concentration of poisonous waste gas in the early warning greenhouse, and the foul smell that volatilizees out in avoiding the processing procedure in the mud machine mud causes the injury to the human body.

(4) The utility model discloses the system can extensively be used for afforestation fertilizer through the mud after the mummification. The purposes of energy conservation, environmental protection and resource utilization are achieved.

Drawings

FIG. 1 is a diagram of the components and connections of a sludge treatment system.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Furthermore, the wet sludge transfer bin is used for receiving dewatered sludge with the water content of about 80% in a sewage plant, and the square discharge port of the wet sludge transfer bin is fixedly connected with the feed port of the spiral sludge conveyor through a bolt.

Further, carry to the wet mud of solar greenhouse system in the mud hopper of the full-automatic cloth machine that paves through being located solar greenhouse system, full-automatic paver walks along the trapped orbit, paves the mud in the hopper when walking, and the full-automatic cloth machine that paves after paving returns along the trapped orbit and turns over mud to the mud that paves, and the mud machine that turns over is inverter motor, but automatically regulated turns over mud speed. And the full-automatic spreading and distributing machine turns over the mud and returns to the spreading initial position to finish one-time distributing, spreading and mud turning.

The utility model discloses a sludge treatment system's working process does: the moisture content of dewatered sludge from a sewage plant is about 80%, wet sludge firstly enters a sludge transfer bin, the transfer bin is arranged below the ground, the wet sludge in the transfer bin is conveyed to a horizontal screw conveyor through an inclined screw conveyor, the discharge end of the horizontal screw conveyor is arranged in a solar greenhouse system, the horizontal screw conveyor conveys the sludge with the moisture content of 80% to the solar greenhouse system, a full-automatic spreading and distributing machine in the solar greenhouse system spreads the wet sludge on a drying platform and turns the wet sludge, a floor heating and heat dissipation system arranged below the drying platform is controlled through a temperature sensor in the solar greenhouse system to evaporate and dry the sludge, the moisture content of the dried sludge is reduced to be below 40%, and the horizontal belt conveyor is used for conveying the dried sludge to the inclined belt conveyor to the outside of the solar greenhouse system. The dried sludge can be used as landscaping fertilizer or building material. An odor collecting pipeline is installed in the solar greenhouse system, odor generated in the sludge evaporation and drying process is collected by an odor collecting pipe and enters the biological deodorization device for purification treatment, and the purified odor is discharged through a chimney with the length of 15 meters by a fan.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A sludge treatment system is characterized by comprising a wet sludge transfer bin, a spiral sludge conveyor, a solar greenhouse system, a full-automatic spreading and distributing machine, a dried sludge belt conveying system, an odor fan, a biological deodorization device and a chimney,

2. The sludge treatment system of claim 1, further comprising a ground heating heat dissipation system, wherein the ground heating heat dissipation system is laid on the lower layer of the sludge drying platform of the solar greenhouse, and the moisture content of the sludge is reduced to below 40% by utilizing solar heat and the ground heating heat dissipation system to evaporate moisture of the wet sludge, so that the sludge is dried.

3. The sludge treatment system of claim 1, wherein the wet sludge transfer bin is configured to receive dewatered sludge from a sewage plant having a water content of about 80%, and the square discharge port is fixedly connected to the feed port of the screw sludge conveyor by a bolt.

4. The sludge treatment system of claim 1, wherein the screw sludge conveyor comprises a 35 ° oblique angle screw conveyor and a horizontal screw conveyor, the 35 ° oblique angle screw conveyor is used for conveying wet sludge from a position 3.0 meters below the ground to the horizontal screw conveyor with a horizontal height of 3.0 meters above the ground, and the wet sludge is conveyed into the solar greenhouse system through the horizontal screw conveyor.

5. The sludge treatment system of claim 1, further comprising a PLC remote automatic control system, wherein a temperature sensor is arranged in the solar greenhouse system, and the PLC remote automatic control system collects temperature signals and controls a floor heating system in the solar greenhouse.

6. The sludge treatment system of claim 1, wherein the belt conveyor system for dried sludge comprises a horizontal belt conveyor and an inclined belt conveyor, the dried sludge is conveyed to the inclined belt conveyor by the horizontal belt conveyor, and the inclined belt conveyor with an inclined angle of 15 ° conveys the dried sludge 1.7 m below the ground to a height of 3 m above the ground outside the greenhouse.

7. The sludge treatment system of claim 1, wherein the solar greenhouse system is internally provided with an exhaust gas on-line monitor for monitoring and early warning the concentration of exhaust gas in the solar greenhouse system.