CN217449308U - Riverway carbon-rich surface layer floating mud treatment system - Google Patents

Abstract

The utility model relates to a river course carbon-rich top layer floats mud processing system, include: the suction pipe is used for sucking the floating mud and is provided with a suction end and a discharge end; a dip pump mounted on the dip tube; the inside of the biological digestion tank is hollow, a discharge end extends into the biological digestion tank, the biological digestion tank is provided with an outflow port, and biological fillers are arranged inside the biological digestion tank for the attachment and growth of microorganisms; the inclined plate sedimentation tank for settling the floating sludge is provided with an inlet, a water outlet and a sludge discharge port, and the inlet is communicated with the outlet. The biological filler in the biological digestion tank is used for the attachment growth of microorganisms, the microorganisms grow and reproduce on the biological filler to form a biological film, and harmful substances such as phosphorus, nitrogen and heavy metals in water are adsorbed on the biological film and are absorbed and decomposed by the microorganisms on the biological film, so that the content of organic matters in the floating mud and the release amount of nitrogen and phosphorus are reduced.

Description

Riverway carbon-rich surface layer floating mud treatment system

Technical Field

The utility model relates to a water environmental protection and treatment technical field refer in particular to a river course carbon-rich top layer floating mud processing system.

Background

The treatment of the river is a very complicated system engineering, and the pollution sediments accumulated on the surface layer of the bottom of the river become barriers for the treatment and maintenance of the black and odorous rivers.

In chinese patent publication No. CN108678052A, a river floating mud cleaning device is disclosed, which comprises a storage tank, a floating mud pipe installed on one side of the storage tank, a floating mud pump installed on the floating mud pipe, a rotating shaft installed in the storage tank, a stirring blade installed on the rotating shaft, a water pipe installed on the other side of the storage tank, a water pump installed on the water pipe, a filter layer installed at the end of the water pipe, and activated carbon installed in the filter layer, the floating mud in the river channel is pumped into the storage tank through the floating mud pipe by the floating mud pump to be stirred, the floating mud in the storage tank is pumped out through the water pipe by the water pump, the sewage is cleaned by the filter layer, the floating mud is left in the storage tank, the cleaning device of this patent can only realize extracting the mud float, nevertheless does not carry out purification treatment deeply to the mud float, and mud float organic pollutant concentration is high, if do not carry out advanced treatment to the mud float, is not convenient for recycle mud float.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a river course carbon-rich top layer floats mud processing system to solve current superficial mud cleaning device and do not carry out the problem of degree of depth ground purification treatment to floating mud.

In order to achieve the above object, the utility model provides a river course carbon-rich top layer floats mud processing system, include:

the suction pipe is used for sucking the floating mud and is provided with a suction end and a discharge end;

a dip pump mounted on the dip tube;

the discharge end of the biological digestion tank extends into the biological digestion tank, the biological digestion tank is provided with an outflow port, and biological fillers are arranged inside the biological digestion tank for the attachment and growth of microorganisms; and

the inclined plate sedimentation tank for settling the floating mud is provided with an inlet, a water outlet and a mud outlet, and the inlet is communicated with the outlet.

The utility model discloses utilize the pump to draw and clear up the pond through the dip tube with the rich carbon top layer mud suction biology in river course, the biological filler in the pond of clearing up is for the microorganism to adhere to and grow, the microorganism grows on the biofilm filler and breeds and form the biomembrane, aquatic phosphorus, harmful substance such as nitrogen and heavy metal is adsorbed on the biomembrane and is ingested and decompose by the microorganism on the biomembrane, with the release amount of organic matter content and nitrogen phosphorus in reducing the mud flotation, can effectively reduce deposit TOC, the clearance reaches more than 50%, make phosphorus release rate reduce 50%, thereby reach the effect of water purification, the mud flotation mud reentrant inclined plate sedimentation tank, make the mud flotation mud after filter the sediment, with the filtration partial moisture in the mud flotation mud that dilutes, with the comparatively dense mud after acquireing the sediment, be convenient for the recycle in later stage.

The utility model discloses a river carbon-rich surface layer floating mud treatment system is further improved in that the inclined plate sedimentation tank comprises a fixed frame, an inclined plate filtering component arranged on the top of the fixed frame and a storage hopper communicated with the bottom of the inclined plate filtering component;

the inlet and the water outlet are respectively arranged on two opposite sides of the inclined plate filtering component;

the sludge discharge port is arranged at the bottom of the storage hopper.

The utility model discloses river course carbon-rich top layer floats mud processing system's further improvement lies in, still includes the plate and frame filter press that supplies the compression to float mud, plate and frame filter press includes feed inlet, discharge gate and delivery port, the feed inlet with row's mud mouth intercommunication, float the mud warp plate and frame filter press filters the compression, follows discharge gate discharge mud cake follows the water after the delivery port discharge filters.

The utility model discloses river course carbon-rich top layer floating mud processing system's further improvement lies in, still including install in a plurality of surface aeration equipment in the biological digestion tank supplies to fill into oxygen in the muddy water of biological digestion tank.

The utility model discloses a further improvement of the riverway carbon-rich surface layer floating mud treatment system is that the length direction of the biological digestion tank is provided with a first inner wall and a second inner wall which are oppositely arranged;

the floating mud treatment system also comprises a plurality of partition plates which are arranged at the bottom of the biological digestion tank at intervals along the length direction of the biological digestion tank, and the partition plates are vertically arranged;

two adjacent baffle parts coincide, and wherein one end of a baffle is fixed in on the first inner wall and the other end with have a interval between the second inner wall, and the one end of another baffle is fixed in on the second inner wall and the other end with have a interval between the first inner wall.

The utility model discloses river course carbon-rich top layer floats mud processing system's further improvement and lies in, biological packing ball has been placed in the biological digestion tank.

The utility model discloses river course carbon-rich top layer floating mud processing system's further improvement lies in, still include with discharge end intercommunication and inside hollow sedimentation tank, install through in just be located on the sedimentation tank lateral wall honeycomb duct, the one end on sedimentation tank upper portion stretch into in the sedimentation tank lower part and the other end stretch into pipeline in the biological digestion tank and install in dredge pump on the pipeline.

The utility model discloses river course carbon-rich top layer floating mud processing system's further improvement lies in, still including install in back flow on the honeycomb duct and install in backwash pump on the back flow, the back flow is kept away from the one end of honeycomb duct stretches into in the river course.

The utility model discloses river course carbon-rich top layer floats mud processing system's further improvement and lies in, the back flow is kept away from the one end of honeycomb duct is fixed in on the dip tube and be close to the suction end sets up.

The utility model discloses a further improvement of the riverway carbon-rich surface layer floating mud treatment system, which also comprises a box body which is fixedly arranged on the outer wall of the sedimentation tank and is hollow inside and a filter screen which is transversely arranged in the box body;

the end part of the flow guide pipe extends out of the sedimentation tank and into the box body, and the flow guide pipe is positioned above the filter screen;

the return pipe is installed at the bottom of the box body and communicated with the inner space of the box body.

The utility model discloses a river carbon-rich surface layer floating mud treatment system is further improved in that, still include the filtering ponds that the inside is hollow and install in the filtering ponds filter, be equipped with respectively on the relative both sides of filtering ponds and advance mud mouth and go out the mud mouth, advance mud mouth with the discharge end intercommunication, it is through pipe and biological digestion pond intercommunication to go out the mud mouth;

be equipped with on the filter and run through a plurality of filtration pore is crossed to the filter, through the filter will the filtering ponds divide into with the first space of mud inlet intercommunication and with the second space of mud outlet intercommunication.

Drawings

Fig. 1 is the utility model discloses river course carbon-rich top layer floats mud processing system's schematic structure.

Fig. 2 is the utility model discloses the top view of biological digestion tank in the rich carbon top layer superficial mud processing system in river course.

Fig. 3 is the utility model discloses the front view of biological digestion tank in the rich carbon top layer superficial mud processing system in river course.

Description of the symbols: the device comprises a dip pipe 10, a suction end 11, a filter tank 20, a filter plate 21, a sludge inlet 22, a sludge outlet 23, a sedimentation tank 30, a guide pipe 31, a pipeline 32, a box body 33, a filter screen 34, a biological digestion tank 40, an inflow port 41, an outflow port 42, an inclined plate sedimentation tank 50, a fixed frame 51, an inclined plate filter assembly 52, an inlet port 521, a water outlet 522, a storage hopper 53, a sludge discharge port 531, a plate and frame filter press 60, a surface aeration device 70, a partition plate 80 and a return pipe 90.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit 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.

The utility model provides a river course carbon-rich top layer floats mud processing system for handle river course carbon-rich top layer floats mud, utilize dip tube and dip pump extraction river course top layer to float mud, filter through the filtering pond earlier, reentrant sedimentation tank deposits, utilize biological digestion tank to decompose organic matter in the mud slick, nitrogen, harmful substance such as phosphorus, carry out first dehydration to mud slick through the swash plate sedimentation tank again, the mud slick through the dehydration filters the compression through the plate and frame pressure filter again, the mud cake is convenient for transport, the mud cake after the advanced treatment adds the slow-release material after the cover is submarine or do the utilization in addition.

The following description is provided with reference to the drawings for the treatment system of the floating mud on the carbon-rich surface layer of the river channel.

Referring to fig. 1, in this embodiment, a system for treating carbon-rich surface sludge in a river comprises: a dip tube 10 for sucking the floating mud, the dip tube 10 being provided with a suction end 11 and a discharge end; a dip pump mounted on the dip tube 10; the inside of the biological digestion tank 40 is hollow, the discharge end extends into the biological digestion tank 40, the biological digestion tank 40 is provided with an outflow port 42, the inflow port 41 is communicated with the discharge end, and biological fillers are arranged inside the biological digestion tank 40 for the attachment and growth of microorganisms; an inclined plate sedimentation tank 50 for settling floating sludge, wherein the inclined plate sedimentation tank 50 is provided with an inlet 521, a water outlet 522 and a sludge outlet 531, and the inlet 521 is communicated with the outlet 42.

The mud floating treatment system in this embodiment utilizes biological digestion tank 40 to utilize the biological packing layer to adhere to and breed the microorganism in order to get rid of harmful substance such as organic matter, nitrogen, phosphorus in the mud floating, plays the effect to the mud floating degree of depth evolution, and rethread inclined plate sedimentation tank 50 makes the filtration sediment mud floating, carries out preliminary dehydration to mud floating to in reuse.

Referring to fig. 1, in one embodiment, the inclined plate sedimentation tank 50 includes a fixed frame 51, an inclined plate filter assembly 52 installed on the top of the fixed frame 51, and a storage hopper 53 communicating with the bottom of the inclined plate filter assembly 52; the inlet 521 and the outlet 522 are respectively disposed at two opposite sides of the inclined plate filter assembly 52; the sludge discharge port 531 is provided at the bottom of the storage bucket 53. Part of water in the floating sludge is filtered by the inclined plate filter assembly 52, and the sludge with larger weight is settled in the storage hopper 53 and can be discharged from a sludge discharge port 531 at the bottom of the storage hopper 53.

Referring to fig. 1, further, the inclined plate sedimentation tank 50 further comprises a water guide pipe installed on the water outlet 522, and one end of the water guide pipe, which is far away from the water outlet 522, extends into the biological digestion tank 40, so that water circulation is realized without additional water drainage.

The inclined plate filter assembly 52 is provided with a set of parallel plates to shorten the settling time and improve the treatment efficiency.

Referring to fig. 1, further, the floating sludge treatment system further includes a plate-and-frame filter press 60 for compressing the floating sludge, the plate-and-frame filter press 60 includes a feed inlet, a discharge outlet, and a water outlet, the feed inlet is communicated with the sludge discharge outlet 531, the floating sludge is filtered and compressed by the plate-and-frame filter press 60, a sludge cake is discharged from the discharge outlet, and filtered water is discharged from the water outlet. The compressed mud cake can be conveniently transported and utilized.

Referring to fig. 1, further, the number of the water outlets of the plate and frame filter press 60 is multiple, the plate and frame filter press 60 further includes a water receiving tank corresponding to the number of the water outlets, a drain pipe is connected to the water receiving tank, and one end of the drain pipe, which is far away from the water receiving tank, extends into the biological digestion tank 40, so that water circulation is realized without additional drainage.

Referring to fig. 1 to 3, in a specific embodiment, the floating sludge treatment system further comprises a plurality of surface aeration devices 70 installed in the biological digestion tank 40 for charging oxygen into the muddy water of the biological digestion tank 40. The surface aeration equipment 70 is utilized to form laminar convection in the reaction tank, so that the digestion effect similar to that of an activated sludge tank is achieved, and the proper addition of microorganisms is necessary for improving the digestion rate to strengthen. The intermittent aeration can completely simulate the anaerobic and aerobic alternate processes of the activated sludge tank, and is beneficial to finishing biochemical processes such as organic matter degradation and denitrification.

Oxygen in the air is transferred to the liquid in the biological digestion tank 40 through the aeration device so as to supply oxygen required by metabolism of aerobic organisms, and simultaneously, water in the tank is fully and uniformly mixed, thereby achieving the purpose of biological treatment. The main functions of aeration are two: first, oxygenation, which provides sufficient dissolved oxygen to the activated sludge microorganisms to meet the oxygen demand for them in metabolic processes; secondly, stirring and mixing are carried out, so that all phase substances in the biological digestion tank 40 are in a suspension state.

Referring to fig. 1 to 3, further, the biological digestion tank 40 has a first inner wall and a second inner wall which are oppositely arranged in the length direction; the floating mud treatment system also comprises a plurality of partition plates 80 which are arranged at the bottom of the biological digestion tank 40 at intervals along the length direction of the biological digestion tank 40, and the partition plates 80 are vertically arranged; two adjacent partition plates 80 are partially overlapped, one end of one partition plate 80 is fixed on the first inner wall, a space is formed between the other end of the partition plate and the second inner wall to form a first channel, one end of the other partition plate 80 is fixed on the second inner wall, and a space is formed between the other end of the other partition plate and the first inner wall to form a second channel.

The partition plates 80 are arranged to prolong the flowing path of the floating mud in the biological digestion tank 40, so that the retention time of the floating mud in the biological digestion tank 40 is prolonged, and harmful substances such as organic matters, nitrogen, phosphorus and the like in the floating mud can be decomposed more fully.

Referring to fig. 1 to 3, further, the surface aeration apparatus 70 is provided at both sides of the partition 80.

Preferably, biological stuffing balls are placed in the biological digestion tank 40.

Referring to fig. 1, in a specific embodiment, the floating sludge treatment system further comprises a sedimentation basin 30 communicated with the discharge end and having a hollow interior, a draft tube 31 penetratingly installed on a side wall of the sedimentation basin 30 and located at an upper portion of the sedimentation basin 30, a pipe 32 having one end extending into a lower portion of the sedimentation basin 30 and the other end extending into the biological digestion basin 40, and a sludge pump installed on the pipe 32.

Referring to fig. 1, further, the floating sludge treatment system further includes a rope-type biological filler hung in the sedimentation tank 30 for microorganisms to adhere and grow, so as to decompose harmful substances such as organic substances, nitrogen, phosphorus and the like in the floating sludge.

Referring to fig. 1, in a specific embodiment, the floating sludge treatment system further includes a return pipe 90 installed on the guide pipe 31 and a return pump installed on the return pipe 90, wherein an end of the return pipe 90 far away from the guide pipe 31 extends into the river. The water on the upper layer of the sedimentation tank 30 is discharged through the guide pipe 31, and the pumped water is discharged into the river channel through the return pipe 90 and the return pump.

Referring to fig. 1, further, an end of the return pipe 90 away from the flow guide pipe 31 is fixed on the dip pipe 10 and is disposed near the suction end 11 to dilute the floating mud pumped by the dip pipe 10 and prevent the floating mud from being too viscous to block the dip pipe 10. The recharge balance is realized by adjusting the descending water flow, and the stable running state of the system is achieved.

Referring to fig. 1, further, the floating sludge treatment system further includes a box body 33 fixed on the outer wall of the sedimentation tank 30 and having a hollow interior, and a filter screen 34 transversely installed in the box body 33; the end part of the draft tube 31 extends out of the sedimentation tank 30 and into the box body 33, and the draft tube 31 is positioned above the filter screen 34; the return pipe 90 is installed at the bottom of the tank 33 and is communicated with the inner space of the tank 33, and filters suspended matters in water through the filter screen 34.

Referring to fig. 1, in a specific embodiment, the floating sludge treatment system further comprises a filtering tank 20 with a hollow interior and a filtering plate 21 arranged in the filtering tank 20, wherein a sludge inlet 22 and a sludge outlet 23 are respectively arranged on two opposite sides of the filtering tank 20, the sludge inlet 22 is communicated with the discharge end, and the sludge outlet 23 is communicated with the biological digestion tank 40 through a conduit; be equipped with on the filter 21 and run through a plurality of filtration pore of filter 21, through the filter 21 will filtering ponds 20 divide into with the first space of mud inlet 22 intercommunication and with the second space of mud outlet 23 intercommunication.

Referring to fig. 1, further, a connecting pipe is installed at the sludge outlet 23 of the filtering tank 20, and the connecting pipe is installed on the settling tank 30 and is communicated with the settling tank 30.

Referring to fig. 1, preferably, the biological digestion tanks 40 are arranged in parallel in sequence, the biological digestion tanks 40 except the first biological digestion tank 40 are all provided with an inflow port 41, the inflow ports 41 and outflow ports 42 of two adjacent biological digestion tanks 40 are connected, the other end of the pipeline 32 extends into the first biological digestion tank 40, and the outflow port 42 of the last biological digestion tank 40 is connected with the inlet port 521 of the inclined plate sedimentation tank 50 through a conducting pipe.

The following explains the utility model discloses a river course carbon-rich top layer floating mud processing system's work flow.

Utilize dip tube 10 and draw pump extraction river course top layer float mud, at first filter 20 through the filtering pond and filter the impurity of the large granule in the float mud, reentrant sedimentation tank 30, the float mud deposits in the sedimentation tank 30 bottom of the pool, utilize pump and pipeline 32 to float mud suction biological digestion tank 40, organic matter in order to decompose the float mud, nitrogen, phosphorus etc., carry out first dehydration to the float mud through inclined plate sedimentation tank 50 again, the float mud through the dehydration filters the compression through plate and frame filter press 60 again, the mud cake is convenient for transport, the mud cake after the advanced treatment adds the covering behind the slow release material or does the utilization in addition.

By adopting the technical scheme, the utility model discloses following beneficial effect has:

the utility model mainly aims at the cleaning and treatment of carbon-rich sediment on the surface layer of black and odorous water body, the TOC of the sediment can be effectively reduced, and the removal rate reaches more than 50%; meanwhile, the slow release material is added, so that the release rate of phosphorus is reduced by 50%; the water is recycled on the whole line, and no turbid water is discharged.

It should be noted that the structure, proportion, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, proportion relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Claims (10)

1. The utility model provides a river course rich carbon top layer floats mud processing system which characterized in that includes:

the suction pipe is used for sucking the floating mud and is provided with a suction end and a discharge end;

a dip pump mounted on the dip tube;

the discharge end of the biological digestion tank extends into the biological digestion tank, the biological digestion tank is provided with an outflow port, and biological fillers are arranged inside the biological digestion tank for the attachment and growth of microorganisms; and

the inclined plate sedimentation tank for settling the floating mud is provided with an inlet, a water outlet and a mud outlet, and the inlet is communicated with the outlet.

2. The system for treating carbon-rich surface layer floating sludge in a riverway according to claim 1, wherein the inclined plate sedimentation tank comprises a fixed frame, an inclined plate filtering component arranged on the top of the fixed frame and a storage hopper communicated with the bottom of the inclined plate filtering component;

the inlet and the water outlet are respectively arranged on two opposite sides of the inclined plate filtering component;

the sludge discharge port is arranged at the bottom of the storage hopper.

3. The system for treating carbon-rich surface layer floating sludge in a river channel of claim 1, further comprising a plate-and-frame filter press for compressing floating sludge, wherein the plate-and-frame filter press comprises a feed inlet, a discharge outlet and a water outlet, the feed inlet is communicated with the sludge discharge outlet, the floating sludge is filtered and compressed by the plate-and-frame filter press, a sludge cake is discharged from the discharge outlet, and filtered water is discharged from the water outlet.

4. The system for treating the carbon-rich surface layer floating sludge in the riverway as claimed in claim 1, further comprising a plurality of surface aeration devices arranged in the biological digestion tank, and oxygen is filled into the sludge water in the biological digestion tank.

5. The system for treating the carbon-rich surface layer floating mud in the river channel as recited in claim 1, wherein the biological digestion tank has a first inner wall and a second inner wall which are oppositely arranged in the length direction;

the floating mud treatment system also comprises a plurality of partition plates which are arranged at the bottom of the biological digestion tank at intervals along the length direction of the biological digestion tank, and the partition plates are vertically arranged;

two adjacent baffle parts coincide, and wherein one end of a baffle is fixed in on the first inner wall and the other end with have a interval between the second inner wall, and the one end of another baffle is fixed in on the second inner wall and the other end with have a interval between the first inner wall.

6. The system for treating carbon-rich surface layer floating sludge in river channel according to claim 1, further comprising a sedimentation tank communicated with the discharge end and having a hollow interior, a draft tube penetratingly installed on the side wall of the sedimentation tank and located at the upper part of the sedimentation tank, a pipeline having one end extending into the lower part of the sedimentation tank and the other end extending into the biological digestion tank, and a sludge pump installed on the pipeline.

7. The system for treating carbon-rich surface layer floating sludge in river channel of claim 6, further comprising a return pipe installed on the guide pipe and a return pump installed on the return pipe, wherein an end of the return pipe far away from the guide pipe extends into the river channel.

8. The system of claim 7, wherein the return conduit is secured to the dip tube at an end thereof remote from the flow conduit and positioned proximate to the suction end.

9. The system for treating the carbon-rich surface layer floating sludge in the riverway according to claim 7, further comprising a box body which is fixedly arranged on the outer wall of the sedimentation tank and is hollow inside, and a filter screen which is transversely arranged in the box body;

the end part of the flow guide pipe extends out of the sedimentation tank and into the box body, and the flow guide pipe is positioned above the filter screen;

the return pipe is installed at the bottom of the box body and communicated with the inner space of the box body.

10. The system for treating the carbon-rich surface layer floating sludge in the river channel according to claim 1, further comprising a hollow filtering tank and a filtering plate installed in the filtering tank, wherein the filtering tank is provided with a sludge inlet and a sludge outlet on two opposite sides, the sludge inlet is communicated with the discharge end, and the sludge outlet is communicated with the biological digestion tank through a conduit;

be equipped with on the filter and run through a plurality of filtration pore is crossed to the filter, through the filter will the filtering ponds divide into with the first space of mud inlet intercommunication and with the second space of mud outlet intercommunication.

Images