CN112794417A - Urban domestic sewage treatment process - Google Patents
Urban domestic sewage treatment process Download PDFInfo
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- CN112794417A CN112794417A CN202011579568.5A CN202011579568A CN112794417A CN 112794417 A CN112794417 A CN 112794417A CN 202011579568 A CN202011579568 A CN 202011579568A CN 112794417 A CN112794417 A CN 112794417A
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- dewatering
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- Hydrology & Water Resources (AREA)
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- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a domestic sewage treatment process, which comprises the following steps of settling sewage and gravels in the sewage; secondly, carrying out desliming treatment on the sewage treated in the first step by a sludge dewatering machine; thirdly, introducing oxygen into the sewage treated in the second step, decomposing organic matters in the water by using microorganisms and precipitating; and fourthly, discharging the sewage treated in the third step to a disinfection tank for disinfection and then discharging. The invention also adopts vertical sludge dewatering equipment, which comprises a water inlet pipe, a separation box, an installation cover and a dewatering box, wherein the water inlet pipe is installed on the upper end surface of the separation box, the installation cover is fixed on the right end surface of the separation box, the dewatering box is installed on the right end surface of the installation cover, multiple dewatering steps are adopted for dewatering, incomplete dewatering is prevented, a sludge pushing function is carried out, and sludge blockage is avoided.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a process for treating urban domestic sewage.
Background
Sewage treatment: the sewage is purified to reach the water quality requirement of being discharged into a certain water body or being reused. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people. Sludge dewatering is a step in sewage treatment. The sludge is a product after sewage treatment, is a complex substance composed of organic fragments, bacterial thalli, inorganic particles, colloids and the like, and is mainly characterized in that the water content of the sludge is up to 99 percent, the organic matter content is high, the sludge is easy to decay and stink, the particles are fine, the specific gravity is small, the sludge is a thick substance between liquid and solid, and the sludge needs to be treated after the sewage treatment in order to avoid the pollution of the sludge to the environment.
In the prior art, the sludge dewatering equipment for sewage treatment has the defect of untimely drainage when dewatering, the untimely drainage can lead to the untimely dewatering, the sludge after dewatering is easy to have a blocking phenomenon, the sludge is inconvenient to clean after being blocked, and the untimely dewatering is further caused to influence the environment, so that technical personnel in the field provide the vertical sludge dewatering equipment to solve the problems in the background technology.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide an urban domestic sewage treatment process, which comprises the following steps:
the first step, settling sewage and sand in the sewage;
secondly, carrying out desliming treatment on the sewage treated in the first step by a sludge dewatering machine;
thirdly, introducing oxygen into the sewage treated in the second step, decomposing organic matters in the water by using microorganisms and precipitating;
fourthly, discharging the sewage treated in the third step to a disinfection tank for disinfection and then discharging;
among the above-mentioned step, step two has adopted vertical sludge dewatering equipment, and its advantage lies in many times the dehydration step and dewaters, prevents to dewater thoroughly, from taking mud to release the function, avoids mud to block up, including inlet tube, separator box, installation lid and dehydration box, the inlet tube is installed to the separator box up end, separator box right-hand member face is fixed with the installation lid, the dehydration box is installed to installation lid right-hand member face, the inside separator assembly that is provided with of separator box, first outlet pipe is installed to the terminal surface downside before the separator box, the separator box right side is provided with water containing tank, the terminal surface is connected with the second outlet pipe before the water containing tank, the installation lid downside is provided with transmission assembly, the inside dehydration assembly that is provided with of dehydration box.
As a further scheme of the invention: the separation component comprises a first motor, a driving wheel, a filter screen plate, a first driven wheel, a first fixed column, a first linkage belt, a mounting plate, a movable push plate, a second driven wheel, a second linkage belt, a linkage wheel and a second fixed column, the separation box is internally provided with the first motor, the front side of the first motor is connected with the driving wheel, the annular side surface of the driving wheel is connected with the first linkage belt, the inner side of the first linkage belt is provided with the linkage wheel, the annular side surface of the linkage wheel is connected with the second linkage belt, the inner part of the linkage wheel is provided with the second fixed column, the annular side surface of the second fixed column is provided with the second driven wheel, the annular side surface of the second driven wheel is connected with the first linkage belt, the inner side of the first linkage belt is provided with the first driven wheel, the first driven wheel is internally provided with the first fixed column, and the, the upper end face of the mounting plate is connected with a movable push plate.
As a still further scheme of the invention: the transmission assembly comprises a transmission plate, a first transmission wheel, a transmission belt, a second transmission wheel, an auxiliary transmission wheel, a transmission connection belt, a second motor, a rotation wheel, an electric hydraulic push rod and a pressing plate, the second motor is assembled inside the separation box, the front end face of the second motor is connected with the rotation wheel, the annular side face of the rotation wheel is connected with the transmission connection belt, the inner side of the transmission connection belt is provided with the auxiliary transmission wheel, the rear side of the auxiliary transmission wheel is provided with the second transmission wheel, the annular side transmission belt of the second transmission wheel is arranged on the right side inside the transmission belt, the right end face of the separation box is provided with the transmission plate, the upper side of the transmission plate is provided with the first transmission wheel and the second transmission wheel, the lower end face of the installation cover is provided with an electric hydraulic push rod, and the pressing plate.
As a still further scheme of the invention: the dehydration assembly comprises a third motor, a dirt containing box, a placing plate, a dehydration cylinder, a rotation shaft, a sealing cover and an anti-falling plate, the third motor is assembled on the upper end face of the dehydration cylinder, the lower side of the third motor is connected with the rotation shaft, the dehydration cylinder is installed on the side face of the annular rotation shaft, the sealing cover is installed on the lower end face of the dehydration cylinder, the anti-falling plate is arranged on the lower end face of the sealing cover, the dirt containing box is installed on the lower side of the inside of the dehydration cylinder, and the placing plate is arranged at the bottom of the dehydration cylinder.
As a still further scheme of the invention: the filter screen plate is arranged into a structure capable of inclining downwards from left to right, a mounting groove is formed in the inner wall of the separation box, the mounting groove is the same as the filter screen plate in specification, and a sewage discharge groove is formed in the right end face of the separation box.
As a still further scheme of the invention: the first linkage belt is provided with two sets, two sets of first linkage belt specification is the same, and two sets of first linkage belt symmetry sets up in first from driving wheel and second from driving wheel front and back both sides, and is two sets of clearance between the first linkage belt is greater than the inlet tube diameter.
As a still further scheme of the invention: the mounting panel is provided with two sets ofly, two sets of the mounting panel specification is the same, the activity push pedal is provided with two sets ofly, two sets of the activity push pedal specification is the same, two sets of the mounting panel is with two sets of the activity push pedal sets up both sides about first linkage belt respectively.
As a still further scheme of the invention: the press plate is arranged to be of a structure capable of downwards inclining from left to right, the transmission plate is arranged to be of a structure capable of downwards inclining from left to right, the press plate inclination angle is the same as the transmission plate inclination angle, the press plate area is slightly smaller than the transmission plate area, the feed chute is formed in the left end face of the dewatering box and is in clearance fit with the transmission plate, and the dewatering cylinder is lower than the transmission plate.
As a still further scheme of the invention: the dewatering cylinder is characterized in that a plurality of dewatering holes are formed in the wall of the dewatering cylinder, a discharge hole is formed in the left side of the lower end face of the dewatering cylinder, and a discharge hole is formed in the right side of the inside of the sealing cover.
As a still further scheme of the invention: the dirt containing box is of a hollow structure with an outer square and an inner circle.
Compared with the prior art, the invention has the beneficial effects that:
1. the sewage and the sludge are preliminarily separated by the separation assembly, so that the sludge is preliminarily dewatered, and can be automatically pushed out of the separation box, so that the influence of sludge blockage on the separation and dewatering effects is avoided;
2. the sludge is conveyed through the conveying assembly, the sludge is automatically conveyed into the dewatering box, and secondary dewatering can be continuously carried out on the sludge in the conveying process, so that moisture is separated from the sludge, and the dewatering effect is enhanced;
3. the sludge which is dehydrated twice is dehydrated again through the dehydration component, so that incomplete dehydration caused by excessive moisture in the sludge is avoided, the moisture in the sludge is continuously thrown out by utilizing centrifugal force, and the dehydration effect is enhanced;
4. the filter screen plate is arranged into a structure which inclines downwards from left to right, the inner wall of the separation box is provided with a mounting groove, the mounting groove has the same specification as the filter screen plate, the right end face of the separation box is provided with a sewage discharge groove, and the filter screen plate with the inclined structure can be matched with a movable push plate to easily push sludge to a transmission belt by utilizing the sewage discharge groove;
5. the two groups of first linkage belts are arranged, the specifications of the two groups of first linkage belts are the same, the two groups of first linkage belts are symmetrically arranged on the front side and the rear side of the first driven wheel and the second driven wheel, the gap between the two groups of first linkage belts is larger than the diameter of the water inlet pipe, and the two groups of first linkage belts can drive the mounting plate to move without obstructing sewage from passing through the filter screen plate, so that the sewage and sludge can be conveniently and preliminarily separated;
6. the mounting panel is provided with two sets ofly, and two sets of mounting panel specifications are the same, and the activity push pedal is provided with two sets ofly, and two sets of activity push pedal specifications are the same, and two sets of mounting panels and two sets of activity push pedals set up both sides about first linkage belt respectively, and two sets of activity push pedals and two sets of mounting panels can last to release the mud on the filter plate, prevent that the too much piling up of mud on the filter plate from leading to blockking up.
Drawings
FIG. 1 is a schematic structural view of a vertical sludge dewatering apparatus according to the present invention;
FIG. 2 is a front sectional view of a separation box in the vertical sludge dewatering apparatus of the present invention;
FIG. 3 is an enlarged view of A in FIG. 2;
FIG. 4 is a top view of a mounting plate and a first linkage belt in the vertical sludge dewatering apparatus of the present invention;
FIG. 5 is an enlarged view of B in FIG. 2;
FIG. 6 is a schematic structural view of an electric hydraulic push rod in the vertical sludge dewatering device of the present invention;
FIG. 7 is a front sectional view of a dewatering cylinder in the vertical sludge dewatering device of the present invention;
FIG. 8 is a plan view of a sludge accommodating box in the vertical sludge dehydrating apparatus according to the present invention.
In the figure: 1. a water inlet pipe; 2. a separation tank; 3. installing a cover; 4. a third motor; 5. a dewatering box; 6. a dirt containing box; 7. placing the plate; 8. a water containing tank; 9. a second water outlet pipe; 10. a first water outlet pipe; 11. a first motor; 12. a driving wheel; 13. a transmission plate; 14. a first drive pulley; 15. a conveyor belt; 16. a filter screen plate; 17. a first driven wheel; 18. a first fixed column; 19. a first linkage belt; 20. mounting a plate; 21. a movable push plate; 22. a second driven wheel; 23. a second interlocking belt; 24. a linkage wheel; 25. a second fixed column; 26. a second transmission wheel; 27. an auxiliary transmission wheel; 28. a transmission connection belt; 29. a second motor; 30. a rotating wheel; 31. an electric hydraulic push rod; 32. a pressing plate; 33. a dewatering drum; 34. a rotating shaft; 35. a sealing cover; 36. an anti-drop plate; 271. a limiting column.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings
A process for treating urban domestic sewage comprises the following steps:
the first step, settling sewage and sand in the sewage;
secondly, carrying out desliming treatment on the sewage treated in the first step by a sludge dewatering machine;
thirdly, introducing oxygen into the sewage treated in the second step, decomposing organic matters in the water by using microorganisms and precipitating;
fourthly, discharging the sewage treated in the third step to a disinfection tank for disinfection and then discharging;
in the second step, vertical sludge dewatering equipment is adopted,
referring to fig. 1 to 8, in the embodiment of the present invention, a vertical sludge dewatering device includes a water inlet pipe 1, a separation box 2, an installation cover 3 and a dewatering box 5, the water inlet pipe 1 is installed on the upper end surface of the separation box 2, the installation cover 3 is fixed on the right end surface of the separation box 2, the dewatering box 5 is installed on the right end surface of the installation cover 3, a separation assembly is installed inside the separation box 2, a first water outlet pipe 10 is installed on the lower side of the front end surface of the separation box 2, a water containing box 8 is installed on the right side of the separation box 2, a second water outlet pipe 9 is connected to the front end surface of the water containing box 8, a transmission assembly is installed.
Further, the separating assembly comprises a first motor 11, a driving wheel 12, a filter screen plate 16, a first driven wheel 17, a first fixed column 18, a first linkage belt 19, a mounting plate 20, a movable push plate 21, a second driven wheel 22, a second linkage belt 23, a linkage wheel 24 and a second fixed column 25, the first motor 11 is assembled in the separating box 2, the driving wheel 12 is connected to the front side of the first motor 11, the first linkage belt 19 is connected to the annular side surface of the driving wheel 12, the linkage wheel 24 is arranged on the inner side of the first linkage belt 19, the second linkage belt 23 is connected to the annular side surface of the linkage wheel 24, the second fixed column 25 is installed in the linkage wheel 24, the second driven wheel 22 is installed on the annular side surface of the second driven wheel 22, the first linkage belt 19 is installed on the inner side of the first linkage belt 19, the first driven wheel 17 is arranged in the first driven wheel 17, mounting panel 20 is installed to first linkage belt 19 up end, and mounting panel 20 up end is connected with movable push pedal 21, tentatively separates sewage and mud through separable set, makes the preliminary dehydration of mud to can release separator box 2 with mud automatically, avoid mud to block up the influence separation dehydration effect.
Further, the transmission assembly comprises a transmission plate 13, a first transmission wheel 14, a transmission belt 15, a second transmission wheel 26, an auxiliary transmission wheel 27, a transmission connecting belt 28, a second motor 29, a rotating wheel 30, an electric hydraulic push rod 31 and a pressing plate 32, the second motor 29 is assembled in the separation box 2, the front end face of the second motor 29 is connected with the rotating wheel 30, the annular side face of the rotating wheel 30 is connected with the transmission connecting belt 28, the auxiliary transmission wheel 27 is arranged on the inner side of the transmission connecting belt 28, the rear side of the auxiliary transmission wheel 27 is provided with the second transmission wheel 26, the annular side face of the second transmission wheel 26 is provided with the transmission belt 15, the first transmission wheel 14 is arranged on the right side of the interior of the transmission belt 15, the right end face of the separation box 2 is provided with the transmission plate 13, the first transmission wheel 14 and the second transmission wheel 26 are arranged on the upper side of the transmission plate 13, the lower end, transport mud through transmission assembly, transport the dewatering box 5 with mud in automatically to can last carry out the secondary dehydration to mud in the transportation, make moisture separate from mud, strengthen the dehydration effect.
Further, the dehydration subassembly includes third motor 4, flourishing dirty box 6, place board 7, dehydration cylinder 33, axis of rotation 34, sealed lid 35 and anticreep board 36, 5 up end of dehydration case are equipped with third motor 4, third motor 4 downside is connected with axis of rotation 34, 34 annular side-mounting of axis of rotation has dehydration cylinder 33, sealed lid 35 is installed to the terminal surface under dehydration cylinder 33, the terminal surface is provided with anticreep board 36 under sealed lid 35, anticreep board 36 is installed to the terminal surface under the axis of rotation 34, 5 inside downside of dehydration case are installed and are flourishing dirty box 6, 5 bottoms of dehydration case are provided with places board 7, carry out dehydration once more to the mud after dehydrating twice through the dehydration subassembly, it is incomplete to avoid the too much dehydration that leads to in the mud moisture, utilize centrifugal force to continuously throw away the moisture in the mud, strengthen the dehydration effect.
Further, filter plate 16 sets up to the downward sloping structure from left to right, and the mounting groove has been seted up to 2 inner walls of separator box, and the mounting groove is the same with the 16 specifications of filter plate, and the blowdown groove has been seted up to 2 right-hand members of separator box, and 16 cooperation activity push pedal 21 of filter plate of slope structure can easily utilize the blowdown groove to push away transmission band 15 with mud.
Further, first driving belt 19 is provided with two sets ofly, and two sets of first driving belt 19 specifications are the same, and two sets of first driving belt 19 symmetry sets up at first from driving wheel 17 and second from driving wheel 22 front and back both sides, and the clearance between two sets of first driving belt 19 is greater than inlet tube 1 diameter, and when two sets of first driving belt 19 can drive mounting panel 20 and remove, can not obstruct sewage through filter plate 16, make things convenient for the initial gross separation of sewage and mud.
Further, the mounting plates 20 are provided with two groups, the specifications of the two groups of mounting plates 20 are the same, the movable push plates 21 are provided with two groups, the specifications of the two groups of movable push plates 21 are the same, the two groups of mounting plates 20 and the two groups of movable push plates 21 are respectively arranged on the upper side and the lower side of the first linkage belt 19, the two groups of movable push plates 21 and the two groups of mounting plates 20 can continuously push out sludge on the filter screen plate 16, and blockage caused by excessive accumulation of the sludge on the filter screen plate 16 is.
Further, press the clamp plate 32 to set up to from left right downward sloping structure, transmission board 13 sets up to from left right downward sloping structure, press clamp plate 32 inclination and transmission board 13 inclination the same, press clamp plate 32 area slightly to be less than transmission board 13 area, the feed chute has been seted up to dehydration box 5 left end face, and feed chute and transmission board 13 clearance fit, dehydration section of thick bamboo 33 height is less than transmission board 13 height, press clamp plate 32 can press mud when transmission band 15 transmits mud, make mud and sewage separate, avoid getting into the mud in the dehydration box 5 and have too much moisture to lead to the drainage unsmooth.
Further, a plurality of dehydration holes have been seted up to dehydration section of thick bamboo 33 bucket wall, and the discharge gate has been seted up on the left side of terminal surface under dehydration section of thick bamboo 33, and the discharge gate has been seted up on the inside right side of sealed lid 35, utilizes the dehydration hole can be timely quick to throw away the moisture in the mud, and the mud after the discharge gate conveniently dewaters is discharged.
Further, the dirt containing box 6 is arranged to be of an outer square and inner circle hollow structure, so that sewage thrown out of the dewatering cylinder 33 can be conveniently received, and the hollow structure facilitates discharge of dewatered sludge.
The working principle of the invention is as follows: firstly, sewage is conveyed into a separation box 2 through a water inlet pipe 1, the sewage falls on a filter screen plate 16, sludge is filtered by the filter screen plate 16 and stays on the surface of the filter screen plate, at the moment, a first motor 11 works to drive a driving wheel 12 to rotate, the driving wheel 12 drives a second linkage belt 23 to rotate, the second linkage belt 23 drives a second driven wheel 22 to rotate through a linkage wheel 24, the second driven wheel 22 drives a first driven wheel 17 to rotate through a first linkage belt 19, the first driven wheel 17 and the second driven wheel 22 rotate on a first fixed column 18 and a second fixed column 25, the first linkage belt 19 drives a movable push plate 21 to move through a mounting plate 20, the movable push plate 21 moves rightwards, the movable push plate 21 pushes the sludge on the filter screen plate 16 rightwards to be discharged through a sewage discharge pipe, the sewage falls at the bottom of the separation box 2 and flows out through a first water outlet pipe 10, and, the primary dehydration of the sludge is realized,
the discharged sludge falls on the transmission belt 15, at the moment, the second motor 29 works and rotates through the rotating wheel 30, the rotating wheel 30 drives the auxiliary transmission wheel 27 to rotate by utilizing the transmission connecting belt 28, the auxiliary transmission wheel 27 drives the limiting column 271 to rotate, the limiting column 271 drives the second transmission wheel 26 to rotate, the second transmission wheel 26 drives the first transmission wheel 14 to rotate by utilizing the transmission belt 15, at the moment, the transmission belt 15 continuously rotates clockwise to transmit the discharged sludge rightwards, the electric hydraulic push rod 31 works and reciprocates up and down during transmission, the electric hydraulic push rod 31 drives the pressing plate 32 to repeatedly press downwards on the transmission belt 15, the sewage is extruded out and falls in the water containing tank 8 below the transmission belt 15 and the transmission plate 13, the sewage flows out by utilizing the second water outlet pipe 9, further, the moisture in the sludge is extruded out, and the second-step dehydration of the sludge is realized,
the mud of transmission band 15 right transmission falls on the transmission board 13 of slope, the transmission board 13 through the slope falls in dewatering cylinder 33, third motor 4 work this moment, third motor 4 drives dewatering cylinder 33 through axis of rotation 34 and rotates, dewatering cylinder 33 drives the mud rotation wherein, utilize centrifugal force to throw away the moisture in the mud, the sewage of throwing away flows into flourishing dirty box 6 along dewatering box 5 inner wall, realize the third cloth dehydration of mud, rotatory sealed lid 35 after the dehydration, the discharge gate that will seal on the lid 35 is to aiming at the discharge gate on the dewatering cylinder 33, discharge the mud in the dewatering cylinder 33, the user of service prepares to hold the household utensils and collect the processing before placing board 7 and lifting.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. A municipal domestic sewage treatment process is characterized by comprising the following steps:
the first step, settling sewage and sand in the sewage;
secondly, carrying out desliming treatment on the sewage treated in the first step by a sludge dewatering machine;
thirdly, introducing oxygen into the sewage treated in the second step, decomposing organic matters in the water by using microorganisms and precipitating;
fourthly, discharging the sewage treated in the third step to a disinfection tank for disinfection and then discharging;
in the above-mentioned step, step two has adopted vertical sludge dewatering equipment, including inlet tube (1), separator box (2), installation lid (3) and dewatering box (5), inlet tube (1) is installed to separator box (2) up end, separator box (2) right-hand member face is fixed with installation lid (3), dewatering box (5) are installed to installation lid (3) right-hand member face, the inside separator assembly that is provided with of separator box (2), first outlet pipe (10) are installed to separator box (2) preceding terminal surface downside, separator box (2) right side is provided with flourishing water tank (8), the terminal surface is connected with second outlet pipe (9) before flourishing water tank (8), installation lid (3) downside is provided with the transmission assembly, dewatering box (5) inside is provided with dewatering assembly.
2. The municipal domestic sewage treatment process according to claim 1, wherein the separation assembly comprises a first motor (11), a driving wheel (12), a filter screen plate (16), a first driven wheel (17), a first fixed column (18), a first linkage belt (19), a mounting plate (20), a movable push plate (21), a second driven wheel (22), a second linkage belt (23), a linkage wheel (24) and a second fixed column (25), the separation tank (2) is internally equipped with the first motor (11), the front side of the first motor (11) is connected with the driving wheel (12), the annular side surface of the driving wheel (12) is connected with the first linkage belt (19), the inner side of the first linkage belt (19) is provided with the linkage wheel (24), the annular side surface of the linkage wheel (24) is connected with the second linkage belt (23), the linkage wheel (24) is internally provided with the second fixed column (25), second fixed column (25) ring side installs the second from driving wheel (22), the second is connected with first continuous belt (19) from driving wheel (22) ring side, first continuous belt (19) inboard is installed first from driving wheel (17), first from the inside first fixed column (18) that is provided with of driving wheel (17), mounting panel (20) are installed to first continuous belt (19) up end, mounting panel (20) up end is connected with activity push pedal (21).
3. The municipal domestic sewage treatment process according to claim 1, wherein the conveying assembly comprises a conveying plate (13), a first driving wheel (14), a conveying belt (15), a second driving wheel (26), an auxiliary conveying wheel (27), a conveying connecting belt (28), a second motor (29), a rotating wheel (30), an electric hydraulic push rod (31) and a pressing plate (32), the second motor (29) is assembled inside the separation box (2), the front end face of the second motor (29) is connected with the rotating wheel (30), the annular side face of the rotating wheel (30) is connected with the conveying connecting belt (28), the auxiliary conveying wheel (27) is arranged on the inner side of the conveying connecting belt (28), the rear side of the auxiliary conveying wheel (27) is provided with the second driving wheel (26), and the second driving wheel (26) is an annular side face conveying belt (15), the inside right side of transmission band (15) is provided with first drive wheel (14), transmission board (13) are installed to separator box (2) right-hand member face, transmission board (13) upside is provided with first drive wheel (14) and second drive wheel (26), the terminal surface is equipped with electronic hydraulic push rod (31) under installation lid (3), press platen (32) are installed to terminal surface under electronic hydraulic push rod (31).
4. The municipal domestic sewage treatment process according to claim 1, the dehydration component comprises a third motor (4), a dirt containing box (6), a placing plate (7), a dehydration cylinder (33), a rotating shaft (34), a sealing cover (35) and an anti-dropping plate (36), a third motor (4) is arranged on the upper end surface of the dewatering box (5), a rotating shaft (34) is connected with the lower side of the third motor (4), a dewatering cylinder (33) is arranged on the annular side surface of the rotating shaft (34), a sealing cover (35) is arranged on the lower end surface of the dewatering cylinder (33), the lower end surface of the sealing cover (35) is provided with an anti-drop plate (36), the lower end surface of the rotating shaft (34) is provided with the anti-drop plate (36), the inside downside of dehydration case (5) is installed and is contained dirty box (6), dehydration case (5) bottom is provided with places board (7).
5. The municipal domestic sewage treatment process according to claim 2, wherein the screen plate (16) is arranged to be inclined downward from left to right, the inner wall of the separation tank (2) is provided with an installation groove, the installation groove has the same specification as the screen plate (16), and the right end surface of the separation tank (2) is provided with a sewage discharge groove.
6. The municipal domestic sewage treatment process according to claim 2, wherein the first linkage belts (19) are provided in two sets, the two sets of the first linkage belts (19) have the same specification, the two sets of the first linkage belts (19) are symmetrically arranged on the front and rear sides of the first driven wheel (17) and the second driven wheel (22), and the gap between the two sets of the first linkage belts (19) is larger than the diameter of the water inlet pipe (1).
7. The municipal domestic sewage treatment process according to claim 2, wherein the mounting plates (20) are provided in two sets, the two sets of mounting plates (20) have the same size, the movable push plates (21) are provided in two sets, the two sets of movable push plates (21) have the same size, and the two sets of mounting plates (20) and the two sets of movable push plates (21) are respectively disposed on the upper and lower sides of the first linkage belt (19).
8. The municipal domestic sewage treatment process according to claim 3, wherein the pressing plate (32) is arranged in a downward-inclined structure from left to right, the transmission plate (13) is arranged in a downward-inclined structure from left to right, the inclination angle of the pressing plate (32) is the same as that of the transmission plate (13), the area of the pressing plate (32) is slightly smaller than that of the transmission plate (13), the left end surface of the dewatering box (5) is provided with a feeding chute, the feeding chute is in clearance fit with the transmission plate (13), and the height of the dewatering drum (33) is lower than that of the transmission plate (13).
9. The municipal domestic sewage treatment process according to claim 4, wherein the wall of the dewatering drum (33) is provided with a plurality of dewatering holes, the left side of the lower end surface of the dewatering drum (33) is provided with a discharge hole, and the right side inside the sealing cover (35) is provided with a discharge hole.
10. The municipal domestic sewage treatment process according to claim 4, wherein the sewage containing box (6) is provided with a hollow structure with an outer square and an inner circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011579568.5A CN112794417A (en) | 2020-12-28 | 2020-12-28 | Urban domestic sewage treatment process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011579568.5A CN112794417A (en) | 2020-12-28 | 2020-12-28 | Urban domestic sewage treatment process |
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| CN112794417A true CN112794417A (en) | 2021-05-14 |
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| CN202011579568.5A Withdrawn CN112794417A (en) | 2020-12-28 | 2020-12-28 | Urban domestic sewage treatment process |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004298758A (en) * | 2003-03-31 | 2004-10-28 | Kurimoto Ltd | Sludge concentrator |
| CN107739139A (en) * | 2017-11-23 | 2018-02-27 | 成都长宇老司机网络科技有限公司 | A kind of device for dehydrating sladge waste |
| CN207154372U (en) * | 2017-07-11 | 2018-03-30 | 山西大同大学 | A kind of garbage dewatering crushes environment-friendly processing unit |
| CN108640437A (en) * | 2018-06-08 | 2018-10-12 | 温州雏鹰科技有限公司 | Rural area dissipates row's domestic sewage treater |
| CN210030488U (en) * | 2019-05-21 | 2020-02-07 | 深圳市福森环境科技有限公司 | Novel kitchen waste degradation equipment |
| CN111392945A (en) * | 2020-03-26 | 2020-07-10 | 李益香 | Industrial sewage treatment method and treatment device thereof |
| CN111573903A (en) * | 2020-06-03 | 2020-08-25 | 济南安吉尔实业有限公司 | Sewage treatment environmental protection equipment |
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2020
- 2020-12-28 CN CN202011579568.5A patent/CN112794417A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004298758A (en) * | 2003-03-31 | 2004-10-28 | Kurimoto Ltd | Sludge concentrator |
| CN207154372U (en) * | 2017-07-11 | 2018-03-30 | 山西大同大学 | A kind of garbage dewatering crushes environment-friendly processing unit |
| CN107739139A (en) * | 2017-11-23 | 2018-02-27 | 成都长宇老司机网络科技有限公司 | A kind of device for dehydrating sladge waste |
| CN108640437A (en) * | 2018-06-08 | 2018-10-12 | 温州雏鹰科技有限公司 | Rural area dissipates row's domestic sewage treater |
| CN210030488U (en) * | 2019-05-21 | 2020-02-07 | 深圳市福森环境科技有限公司 | Novel kitchen waste degradation equipment |
| CN111392945A (en) * | 2020-03-26 | 2020-07-10 | 李益香 | Industrial sewage treatment method and treatment device thereof |
| CN111573903A (en) * | 2020-06-03 | 2020-08-25 | 济南安吉尔实业有限公司 | Sewage treatment environmental protection equipment |
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