CN212669470U

CN212669470U - Sedimentation tank for sewage treatment

Info

Publication number: CN212669470U
Application number: CN201922210654.8U
Authority: CN
Inventors: 吴建华
Original assignee: Shanghai Yuetian Biotechnology Co ltd
Current assignee: Shanghai Yuetian Biotechnology Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2021-03-09
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a sedimentation tank for sewage treatment belongs to sewage treatment technical field, including the sewage import, the sewage import sets up and installs on the filtering ponds, the filtering ponds link to each other with the equalizing basin through installing the filter screen, the filter screen is installed in the middle of filtering ponds and equalizing basin, ware and sewage pump are put in to equalizing basin top installation flocculating agent, the sewage pump passes through the raceway and links to each other with the stirring pond, stirring pond internal installation stirring frame, marsh gas purification equipment is installed to biochemical pond outside upper end, biochemical pond lower extreme welding sludge hopper, installation buggy feed unit is connected to sludge hopper lower extreme, buggy mixing arrangement one end installation buggy feeder other end installation coalball preparation ware. The utility model relates to a novelty, the operation of being convenient for and excellent in use effect can deposit effectively and get rid of mud to handle and utilize the mud and the sewage marsh gas that deposit the production, realized resource recycling, improved resource utilization.

Description

Sedimentation tank for sewage treatment

Technical Field

The utility model relates to a sewage treatment technical field especially relates to a sedimentation tank for sewage treatment.

Background

At present, water is needed in life and production, the water is deteriorated and cannot keep the original using function because new substances are mixed in the water or the external conditions are changed, and the water which is discharged in the production and life activities and loses the original using function is called sewage. The process of purifying the sewage to meet the water quality requirements for discharge into a water body or reuse is called sewage treatment.

Patent number CN108675527A discloses a sedimentation tank for sewage treatment, including sedimentation tank, first processing pond, second processing pond and third processing pond, the upper end welding of sedimentation tank inside bottom has the support column, the first processing pond is installed through the mounting sheet to the upper end of support column, one side of first processing pond is connected to the second processing pond through the water pipe, the bottom of second processing pond is installed in the upper end of support column through the mounting sheet, the bottom of support column is fixed in the inside bottom of sedimentation tank through the welding, the opposite side of second processing pond is connected to the third processing pond through the water pipe, the invention through the processing in first processing pond, second processing pond and third processing pond, sewage treatment's effect has been improved greatly, the dirty volume of sewage has been reduced to a great extent.

The above patents have the following disadvantages: 1. the precipitation and the sludge removal cannot be effectively carried out, and the decontamination effect is reduced; 2. sludge generated by precipitation is not treated; 3. the sewage methane generated during sewage precipitation is not treated or utilized. Therefore, a sedimentation tank for sewage treatment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sedimentation tank for sewage treatment, novel in design, convenient in operation and good in use effect, aiming at stirring sewage through a rotating motor and a stirring frame to generate central centrifugal force, so that sludge is centrally precipitated in the stirring tank to carry out sludge and water liquid layering, water liquid is released through a water release valve, a mud-water layering plate separates sludge, sludge in sewage is effectively removed, and the subsequent sewage purification process is facilitated and is easier; the sludge generated in the sewage treatment process can be processed into the coal balls through the coal powder mixing device and the coal ball maker, the sludge contains more organic combustible substances and can be used for combustion, the coal powder mixing device can fully stir and mix the coal powder and the sludge, the coal ball maker can mould and shape the sludge, the sludge is dried in the sun and can be used for combustion, the resource recycling is realized, and the resource utilization rate is improved; the waste gas generated in the sewage treatment process can be extracted into biogas through the biogas purification equipment and the gas suction pipe, the waste gas generated is sucked into the biogas purification equipment through the gas suction pipe, the biogas purification equipment extracts the waste gas, and the biogas is extracted through the processes of desulfurization, dehydration and dust removal in sequence, and the extracted biogas can be used for other purposes, so that the resource recycling is realized, and the resource utilization rate is improved.

The utility model provides a specific technical scheme as follows:

the utility model provides a sedimentation tank for sewage treatment, which comprises a sewage inlet, wherein the sewage inlet is arranged and installed on a filtering tank, the filtering tank is connected with an adjusting tank through installing a filter screen, the filter screen is installed between the filtering tank and the adjusting tank, a flocculating agent dispenser and a sewage pump are installed above the adjusting tank, the sewage pump is connected with a stirring tank through a water pipe, a rotating motor is installed above the outer part of the stirring tank, a stirring frame is installed inside the stirring tank, a water release valve is installed on the inner side wall of the lower end of the stirring tank, the stirring tank is connected with a biochemical tank through the water release valve, a methane purification device is installed at the upper end of the outer part of the biochemical tank, the methane purification device is connected with the biochemical tank through an air suction pipe at one end, a purification main device is installed inside the methane purification device, a sludge hopper is welded at the lower end of the biochemical tank, one end of the pulverized coal mixing device is provided with a pulverized coal feeder, the other end of the pulverized coal mixing device is provided with a briquette maker, the biochemical tank is connected with the disinfection tank, the disinfection tank is internally provided with a precise water filter screen, and a water outlet is arranged behind the water filter screen.

Optionally, the two ends of the biogas purification equipment are respectively provided with an air inlet and an air outlet in a conduction manner, and the outer side wall of the biogas purification equipment is provided with a sulfur discharge port, a water discharge port and a dust discharge port in a conduction manner in sequence.

Optionally, the purification total device is divided into three layers of a desulfurization chamber, a dehydration chamber and a dust removal chamber, wherein a strong alkali solution is filled in the desulfurization chamber, a drying agent is filled in the dehydration chamber, and activated carbon is filled in the dust removal chamber.

Optionally, a water suction pipe and a water delivery pipe are respectively installed at two ends of the sewage pump, and a mud-water layered plate is installed at the lower end of the biochemical pool.

Optionally, the sewage pump forms electric connection with external power supply and switch, the rotating electrical machines forms electric connection with external power supply and switch, and the pulverized coal mixing device forms electric connection with external power supply and switch.

The utility model has the advantages as follows:

1. the utility model relates to a novelty, be convenient for operation and excellent in use effect, through being equipped with rotating electrical machines and stirring frame, the sewage pump will be through in the sewage after the filtration absorbs the stirring pond, open switch, rotating electrical machines work, drive the stirring frame and rotate, stir the sewage in the stirring pond, make it produce central centrifugal force, let mud carry out central the sediment in the stirring pond, carry out mud and water liquid layering, through release valve release water liquid, mud is separated by the muddy water layering board, effectual mud in the decontamination sewage, subsequent sewage purification process of being convenient for, it is easier.

2. The utility model discloses a be equipped with buggy mixing arrangement and coalball preparation ware, when the mud that sewage sedimentation got off, through muddy water layering board layering, get into in the sludge hopper, sludge in the sludge hopper can get into in the buggy mixing arrangement, switch is opened, buggy mixing arrangement work, stir intensive mixing with mud and buggy, supply with the buggy by the buggy feeder, the buggy after mixing carries out the moulding-die with mud gets into in the coalball preparation ware and stereotypes, make into the coalball, sun-dry just can be used to the burning again, realize the resource and recycle, improve resource utilization rate.

3. The utility model discloses a be equipped with marsh gas purification equipment and breathing pipe, waste gas in the biochemical pond is inhaled into marsh gas purification equipment by the breathing pipe in, the purification total device of installation is purified in the marsh gas purification equipment, the purification total device divide into the desulfurization chamber, dehydration chamber and clean room three-layer, strong alkaline solution is equipped with in the desulfurization chamber, the drier is equipped with in the dehydration chamber, active carbon is equipped with in the clean room, strong alkaline solution can absorb the hydrogen sulfide gas body in the waste gas, the moisture in the waste gas can be absorbed to the drier, dust in the waste gas can be absorbed to the active carbon, the marsh gas of combustible combustion of final output, marsh gas can temporarily store the marsh gas storage department in marsh gas purification equipment, also can be discharged by the gas outlet, for other uses, realize the resource recycle, improve resource utilization.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a sedimentation tank for sewage treatment according to an embodiment of the present invention;

FIG. 2 is a schematic view of a biogas purification apparatus of a sedimentation tank for sewage treatment according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a purification overall device of a sedimentation tank for sewage treatment according to an embodiment of the present invention;

fig. 4 is a schematic partial structure diagram of a sedimentation tank for sewage treatment according to an embodiment of the present invention;

fig. 5 is a schematic circuit control diagram of a sedimentation tank for sewage treatment according to an embodiment of the present invention.

In the figure: 1. a sewage inlet; 2. a filter screen; 3. a flocculant dispenser; 4. a sewage pump; 5. a water delivery pipe; 6. a stirring frame; 7. a rotating electric machine; 8. an air intake duct; 9. biogas purification equipment; 10. a filtration tank; 11. a regulating tank; 12. a water pumping pipe; 13. a pulverized coal feeder; 14. a pulverized coal mixing device; 15. a briquette maker; 16. a disinfection tank; 17. a precision water filter screen; 18. a water outlet; 19. an air inlet; 20. a desulfurization chamber; 21. a dehydration chamber; 22. a dust chamber; 23. a biogas storage place; 24. an air outlet; 25. a sulfur discharge port; 26. a water outlet; 27. a dust exhaust port; 28. a strong base solution; 29. a desiccant; 30. activated carbon; 31. a stirring tank; 32. a sludge hopper; 33. a biochemical pool; 34. a water release valve; 35. a purification total device; 36. a mud-water laminated plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A settling tank for sewage treatment according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 5.

Referring to fig. 1-4, an embodiment of the present invention provides a sedimentation tank for sewage treatment, including a sewage inlet 1, the sewage inlet 1 is installed on a filtering tank 10, the filtering tank 10 is connected with an adjusting tank 11 by installing a filtering net 2, the filtering net 2 is installed between the filtering tank 10 and the adjusting tank 11, a flocculant dispenser 3 and a sewage pump 4 are installed above the adjusting tank 11, the sewage pump 4 is connected with a stirring tank 31 by a water pipe 5, a rotating motor 7 is installed above the outside of the stirring tank 31, a stirring frame 6 is installed inside the stirring tank 31, a water release valve 34 is installed on the inner side wall of the lower end of the stirring tank 31, the stirring tank 31 is connected with a biochemical tank 33 by a water release valve 34, a methane purification device 9 is installed at the upper end of the outside of the biochemical tank 33, the methane purification device 9 is connected with the biochemical tank 33 by an air suction pipe 8 installed at one end, the biogas purification device 9 is internally provided with a purification main device 35, the lower end of a biochemical tank 33 is welded with a sludge hopper 32, the lower end of the sludge hopper 32 is connected with a pulverized coal mixing device 14, one end of the pulverized coal mixing device 14 is provided with a pulverized coal feeder 13, the other end of the pulverized coal mixing device is provided with a briquette maker 15, the biochemical tank 33 is connected with a disinfection tank 16, a precise water filter screen 17 is arranged in the disinfection tank 16, and a water outlet 18 is arranged behind the water filter screen 17.

Referring to fig. 2, both ends of the biogas purification apparatus 9 are respectively provided with an air inlet 19 and an air outlet 24 in a conducting manner, and the outer side wall of the biogas purification apparatus 9 is provided with a sulfur discharge port 25, a water discharge port 26 and a dust discharge port 27 in a conducting manner.

Referring to fig. 3, the purification assembly 35 is divided into three layers, namely, a desulfurization chamber 20, a dehydration chamber 21 and a dust removal chamber 22, wherein a strong alkali solution 28 is filled in the desulfurization chamber 20, a drying agent 29 is filled in the dehydration chamber 21, and activated carbon 30 is filled in the dust removal chamber 22.

Referring to fig. 1 and 4, a pumping pipe 12 and a water pipe 5 are respectively installed at two ends of the sewage pump 4, and a mud-water layering plate 36 is installed at the lower end of the biochemical pool 33.

Referring to fig. 5, the sewage pump 4 is electrically connected to an external power source and a switch, the rotating electric machine 7 is electrically connected to the external power source and the switch, and the pulverized coal mixing device 14 is electrically connected to the external power source and the switch.

The embodiment of the utility model provides a sedimentation tank for sewage treatment, during the use, sewage pump 4, bearing machine 7 and buggy mixing arrangement 14 are supplied power by external power supply, strong alkaline solution 28, drier 29 and active carbon 30 are filled with respectively in desulfurization chamber 20, dehydration chamber 21 and the clean room 22 in proper order, domestic sewage enters into filtering ponds 10 from sewage import 1, filter by filter screen 2, the gravel in the sewage can be filtered out to filter screen 2, sewage after the filtration enters into equalizing basin 11, flocculating agent input device 3 of installation above equalizing basin 11 can put in the flocculating agent to equalizing basin 11, the flocculating agent condenses the partial dirty thing of sewage, mix with mud, later sewage is extracted by sewage pump 4 through drinking-water pipe 12, carry to the stirring pond 31 by raceway 5, then, bearing machine 7 works, rotate stirring frame 6 and carry out directional stirring to the sewage in stirring pond 31, forming a central centrifugal force to enable sludge sedimentation and water liquid layering, releasing a sewage mixture by a water release valve 34, entering a biochemical pool 33, separating the layered sludge from the water liquid by a mud-water layering plate 36, letting the sludge enter a sludge hopper 32, decomposing part of organic matters in the sewage by microorganisms in the biochemical pool 33 to generate more waste gas, then entering the sewage into a disinfection pool 16 for disinfection, filtering disinfectants by a precision water filtering net 17 for the disinfected water to prevent secondary pollution, then discharging the water by a water outlet 18, in the process, entering the sludge in the sludge hopper 32 into a coal powder mixing device 14 for stirring and fully mixing with coal powder, feeding the coal powder by a coal powder feeder 13, entering the mixed coal powder and the sludge into a coal powder maker 15 for compression molding and shaping to manufacture coal balls, sucking the waste gas in the biochemical pool into a methane purification device 9 by an air suction pipe 8, the biogas is purified by a purification total device 35 arranged in the biogas purification equipment 9, the purification total device 35 is divided into a desulfurization chamber 20, a dehydration chamber 21 and a dust removal chamber 22, strong alkaline solution 28 is arranged in the desulfurization chamber 20, drying agent 29 is arranged in the dehydration chamber 21, activated carbon 30 is arranged in the dust removal chamber 22, the strong alkaline solution 28 can absorb hydrogen sulfide gas in the waste gas, the drying agent 29 can absorb moisture in the waste gas, the activated carbon 30 can absorb dust in the waste gas, and combustible biogas is finally produced, and the biogas can be temporarily stored in a biogas storage 23 in the biogas purification equipment 9 and can also be discharged from an air outlet 24 for other use, so that the resource reutilization is realized, and the resource utilization rate is improved.

The sewage pump 4 is a common type on the market; the rotating electric machine 7 is a common type on the market.

It should be noted that the utility model relates to a sedimentation tank for sewage treatment, which comprises a filter screen 2; a flocculant dispenser 3; a sewage pump 4; a water delivery pipe 5; a stirring frame 6; a rotating electrical machine 7; an air intake duct 8; a biogas purification device 9; a filtration tank 10; a regulating reservoir 11; a water pumping pipe 12; a pulverized coal feeder 13; a pulverized coal mixing device 14; a briquette maker 15; a sterilizing tank 16; a precision water filter 17; a desulfurization chamber 20; a dehydration chamber 21; a dust chamber 22; a biogas storage 23; a strong base solution 28; a desiccant 29; 30 parts of activated carbon; a stirring tank 31; a sludge hopper 32; a biochemical tank 33; a water release valve 34; a purification assembly 35; the muddy water stratified sheet 36, the above-mentioned electrical components are prior art products, by the needs of the technicians in this field, select, install and finish the debugging operation of the circuit, guarantee that each electrical apparatus can work normally, the part is the general standard component or the part that the technicians in this field know, its structure and principle all can be known or can be known through the routine experiment method for this technician, the applicant does not do the concrete limitation here.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a sedimentation tank for sewage treatment which characterized in that: including sewage inlet (1), sewage inlet (1) sets up and installs on filtering ponds (10), filtering ponds (10) link to each other with equalizing basin (11) through installation filter screen (2), filter screen (2) are installed in the middle of filtering ponds (10) and equalizing basin (11), install flocculating agent dispenser (3) and sewage pump (4) above equalizing basin (11), sewage pump (4) link to each other with stirring pond (31) through raceway (5), stirring pond (31) outside top installation rotating electrical machines (7), stirring pond (31) internally mounted stirring frame (6), stirring pond (31) lower extreme inside wall installation release valve (34), stirring pond (31) link to each other with biochemical pool (33) through release valve (34), marsh gas purification equipment (9) is installed to biochemical pool (33) outside upper end, marsh gas purification equipment (9) install breathing pipe (8) through one end and link to each other with biochemical pool (33) The biogas purification device (9) internally mounted purification total device (35), biochemical pond (33) lower extreme welding sludge bucket (32), installation buggy mixing arrangement (14) is connected to sludge bucket (32) lower extreme, buggy mixing arrangement (14) one end installation buggy feed ware (13) other end installation coal ball preparation ware (15), biochemical pond (33) link to each other with disinfection pond (16), set up accurate strainer (17) in disinfection pond (16), be provided with delivery port (18) behind strainer (17).

2. A sedimentation tank for sewage treatment as claimed in claim 1, wherein: the device is characterized in that an air inlet (19) and an air outlet (24) are respectively arranged at two ends of the biogas purification equipment (9) in a conduction mode, and a sulfur discharge port (25), a water discharge port (26) and a dust discharge port (27) are sequentially arranged on the outer side wall of the biogas purification equipment (9) in a conduction mode.

3. A sedimentation tank for sewage treatment as claimed in claim 1, wherein: purification total installation (35) divide into desulfurization chamber (20), dehydration chamber (21) and clean room (22) three-layer, strong alkaline solution (28) are equipped with in desulfurization chamber (20), desiccant (29) are equipped with in dehydration chamber (21), active carbon (30) are equipped with in clean room (22).

4. A sedimentation tank for sewage treatment as claimed in claim 1, wherein: the sewage pump (4) both ends are installed drinking-water pipe (12) and raceway (5) respectively, muddy water layering board (36) are installed to biochemical pond (33) lower extreme.

5. A sedimentation tank for sewage treatment as claimed in claim 1, wherein: the sewage pump (4) is electrically connected with an external power supply and a switch, the rotating motor (7) is electrically connected with the external power supply and the switch, and the pulverized coal mixing device (14) is electrically connected with the external power supply and the switch.