CN112591931B - Urban sewage treatment device and treatment method thereof - Google Patents
Urban sewage treatment device and treatment method thereof Download PDFInfo
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- CN112591931B CN112591931B CN202011405362.0A CN202011405362A CN112591931B CN 112591931 B CN112591931 B CN 112591931B CN 202011405362 A CN202011405362 A CN 202011405362A CN 112591931 B CN112591931 B CN 112591931B
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning
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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
- C02F7/00—Aeration of stretches of water
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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
- C02F2303/00—Specific treatment goals
- C02F2303/26—Reducing the size of particles, liquid droplets or bubbles, e.g. by crushing, grinding, spraying, creation of microbubbles or nanobubbles
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Abstract
The invention discloses an urban sewage treatment device and a treatment method thereof, relating to the field of urban sewage treatment equipment; aiming at solving the problem of filter screen blockage caused by impurities; the equipment comprises a filtering chamber, an aeration chamber and a drying chamber, wherein a filtering mechanism is arranged on the filtering chamber, the filtering mechanism comprises a filtering bin, a suspension assembly and a crushing assembly, the bottom of the filtering bin is V-shaped, and filtering screens are respectively arranged on the outer walls of two sides of the filtering bin, which are close to the bottom; the processing method of the equipment comprises the following steps: filtering the sewage by a filtering bin; aerating the sewage; drying and disinfecting the sludge. According to the invention, the filtering chamber is arranged, sewage is poured into the filtering chamber, the floating air bag enables the filtering bin to float, the filtering screen is ensured to be always under the water surface, then the filtering screen filters water, and when the sewage continuously enters the filtering chamber, the floating air bag is fixed around the filtering bin by the hinges, so that the filtering bin can continuously rock, and the filtering screen can be prevented from being blocked by sludge.
Description
Technical Field
The invention relates to the field of urban sewage treatment equipment, in particular to an urban sewage treatment device and a treatment method thereof.
Background
In the prior art, urban domestic sewage becomes a main pollution source of urban water in China, and the existing sewage treatment facilities are difficult to bear increasing sewage treatment amount every day, so that a large amount of domestic sewage is discharged into rivers and lakes without being purified to pollute natural water bodies and surrounding environment, and a large amount of sewage is directly discharged, so that not only is the ecology damaged, but also the industrial and agricultural production and the health and safety of human beings are seriously harmed, and therefore, an urban sewage treatment device is needed to treat the domestic sewage and then discharge the treated domestic sewage to the outside so as to protect the ecological environment.
Through the retrieval, chinese patent application number is 201810613451.0's patent, discloses an urban sewage treatment plant, the power distribution box comprises a box body, the left wall fixedly connected with diaphragm of box inner chamber, the right side of diaphragm and box inner chamber's right wall fixed connection, the top fixed mounting of diaphragm has the cartridge filter, the left wall fixedly connected with filter screen of cartridge filter inner chamber, the right side of filter screen and the right wall fixed connection of cartridge filter inner chamber, the top intercommunication of box has into water. The municipal sewage treatment device in the above patent has the following disadvantages: sewage filters through the cartridge filter, but does not set up any anti-clogging and clearance measure on the filter screen in the cartridge filter, causes mud etc. to remain on the filter screen very easily, causes the jam.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an urban sewage treatment device and an operation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an urban sewage treatment device, including filter chamber, aeration chamber and drying chamber, be provided with filtering mechanism on the filter chamber, filtering mechanism is including filtering the storehouse, suspension subassembly and broken subassembly, it is the V-arrangement to filter the storehouse bottom, the both sides outer wall that filters the storehouse and is close to the bottom is provided with the filter screen respectively, suspension subassembly comprises showy gasbag more than two and connecting plate more than two, the connecting plate is fixed in filter storehouse outer wall four sides through the hinge respectively more than two, showy gasbag outer wall joint has solid fixed ring, gu fixed ring is fixed in the connecting plate outer wall through the hinge, filter chamber bottom inner wall is provided with the slope of V-arrangement, filter chamber both sides inner wall is provided with the ripple wall of S-arrangement respectively, broken subassembly bottom is provided with the buffer bag, filter chamber top inner wall joint has flexible pipe, flexible pipe is close to the filter screen.
Preferably: the crushing assembly is composed of two motors II and two or more connecting rods, a supporting plate is welded on the inner wall of the filtering chamber, the two or more connecting rods are respectively connected to two sides of the inner wall of the supporting plate in a rotating mode, two adjacent connecting rods on each side are respectively connected through belts arranged on the two connecting rods, the two motors II are respectively fixed to two sides of the outer wall of the supporting plate through screws, and an output shaft of each motor II is respectively connected with one connecting rod on each side.
Further: the outer wall of the connecting rod is provided with a cutter, the cutter is located on the side of the filter screen, the buffer bag is arranged on the outer wall of the bottom of the connecting rod, the outer wall of the top of the filter chamber is welded with a fixing frame, and the telescopic pipe is connected to the inner wall of the fixing frame in a clamped mode.
Further preferred is: the lowest end joint on slope has water pipe three, and three outer walls of water pipe are provided with the valve, and water pipe three is connected with the drying chamber, and the drying chamber inner wall is provided with the conveyer belt one of two slopes, and one of them conveyer belt outer wall is provided with the even division board one more than two, and division board one is the arc.
As a preferable aspect of the present invention: the inner wall of one side of the drying chamber is rotatably connected with a dispersion plate, the outer wall of the top of the dispersion plate is provided with a second division plate, the inner wall of one side of the drying chamber is welded with a support, the outer wall of the support is connected with a spring, the spring is connected with the bottom of the dispersion plate, the water pipe III is located over the dispersion plate, and the dispersion plate is located over the conveyor belt I.
Further preferred as the invention: the inner wall of one side of the drying chamber is provided with a heating wire, the heating wire is positioned right above the lowest end of the first conveying belt, the inner wall of one side of the drying chamber is provided with a second conveying belt and a heating pipe group, the heating pipe group consists of a heating pipe and an ultraviolet disinfection lamp, the heating pipe group is positioned right above the second conveying belt, and the second conveying belt is positioned below the lowest end of the first conveying belt.
As a still further scheme of the invention: aeration indoor wall joint has water pipe one, and a water pipe other end is connected with the water pump, and the end of intaking of water pump is connected with flexible pipe, and aeration indoor wall rotates and is connected with the dwang, and the dwang outer wall is provided with the fan, and the fan is located water pipe below.
On the basis of the scheme: the aeration chamber outer wall is fixed with motor one through the screw, and the output shaft of motor one is connected with the dwang through the shaft coupling, and aeration chamber both sides inner wall joint respectively has the sleeve, and sleeve inner wall joint has the seal cover, and the seal cover inner wall rotates and is connected with the rotation plectane, and the sleeve is cavity with the rotation plectane, rotates plectane joint in the dwang outer wall.
On the basis of the foregoing scheme, it is preferable that: the inner wall of one side of the rotating circular plate is respectively connected with a first air outlet pipe and a second air outlet pipe in a clamping manner, the inner walls of the two sleeves are respectively connected with an air inlet pipe in a clamping manner, the outer wall of the aeration chamber is fixed with an aerobic air pump through screws, the air outlet of the oxygen pump is connected with the two air inlet pipes through a three-way valve, and the inner wall of one side of the aeration chamber is connected with a second water pipe in a clamping manner.
A treatment method of an urban sewage treatment device comprises the following steps:
s1: discharging sewage into a filter chamber, floating the filter chamber by a floating air bag to ensure that the filter screen is always under the water surface, and then filtering water by the filter screen;
s2: the two motors II are controlled to respectively drive the cutters at the two sides to rotate, so that massive sludge in the sewage is crushed, and the filter screen can be prevented from being blocked by water flow generated by the rotation of the cutters;
s3: when the cutter rotates to drive the filtering bin to move, the corrugated wall surfaces on two sides can be impacted, the force rebounded by the corrugated wall surfaces to the floating air bags is inclined, so that the filtering bin can be impacted continuously in the filtering chamber, residues on the filtering net can be shaken off, and the cutter is vibrated at the same time, so that the cutter is prevented from being wound by sundries;
s4: the sludge flows into the drying chamber from the water pipe III, falls on the dispersion plate, and compresses the spring to enable the dispersion plate to incline, and the sludge can fall on the conveyor belt I in a dispersed manner under the separation of the separation plate II;
s5: when the first conveying belt moves, the partition plate extrudes the dispersion plate for a while to enable the dispersion plate to incline downwards so that sludge completely falls off, then the heating wires preliminarily heat the sludge, then the sludge falls on the second conveying belt, and the heating pipe group dries and sterilizes the sludge;
s6: starting a water pump, pumping water filtered by the filtering bin to a first water pipe, driving a fan to rotate by water flow of the first water pipe to enable a rotating rod to rotate to drive a rotating circular plate to rotate, and then conveying oxygen to the sleeve and the rotating circular plate by using an oxygen pump, wherein the oxygen is discharged from a first air outlet pipe and a second air outlet pipe;
s7: when the water surface exceeds the fan, the first motor can be started to drive the fan to rotate and stir water flow, and the first air outlet pipe and the second air outlet pipe are in a rotating state, so that the contact area of oxygen and water flow can be increased, and the reaction efficiency is improved.
The invention has the beneficial effects that:
1. through being provided with the filter chamber, the filter chamber outer wall is provided with the suspension subassembly, the suspension subassembly comprises the float gasbag, can make the filter house float, fall into the filter chamber with sewage, the float gasbag makes the filter house float, ensure that the filter screen is all the time under the surface of water, then the filter screen filters water, make water flow from flexible pipe, when the continuous entering filter chamber of sewage, the float gasbag is because adopt the hinge to fix around the filter house, can make the filter house constantly rock, can prevent that mud from blockking up the filter screen, the mud deposit under the filtration is on the slope of V shape, convenient the discharge.
2. Through being provided with broken subassembly, broken subassembly comprises motor two and connecting rod, and when filtering the showy time of storehouse, two motors of control two, the cutter that drives both sides respectively rotates, carries out the breakage to bold mud in the sewage, can make mud when the drying, the area increase, raises the efficiency, and the rivers that the cutter rotated the production simultaneously can prevent that the filter screen from blockking up, and the buffering bag can provide support and protection for filtering the storehouse, prevents cutter contact slope.
3. Through being provided with the ripple wall, the ripple wall of S shape sets up respectively at filter chamber both sides inner wall, rotates at the cutter, drives when filtering the removal of storehouse, can strike the ripple wall of both sides, and the ripple wall is for the slope for floating the power of gasbag bounce-back, can make to filter the storehouse and shake the residue on the filter screen for the quilt striking that the filter chamber does not stop, shakes the cutter simultaneously, prevents that the cutter from being twined by debris.
4. Through being provided with the dispersion board, in mud flowed into the drying chamber from the water pipe three, can drop on the dispersion board, can compression spring, make the dispersion board slope, under the partition of division board two, mud can disperse and drop on conveyer belt one, when conveyer belt one removes, the division board extrudees the dispersion board for a moment, make the dispersion board downward sloping, make mud drop completely, then the heater wire is tentatively heated mud, then mud drops on conveyer belt two, heating pipe group is to mud stoving disinfection.
5. Through being provided with the aeration chamber, the aeration chamber can be to the oxidative decomposition effect of organic matter in the sewage, start the water pump, the filterable water of extraction filter house reaches water pipe one, then the rivers of water pipe one drive the fan and rotate, make the dwang rotate, it rotates to drive the rotation plectane, then utilize the oxygen pump to send oxygen to sleeve and rotation plectane, oxygen is discharged from outlet duct one and outlet duct two, when the surface of water surpassed the fan, can starter motor one, drive the fan and rotate, the stirring rivers, and outlet duct one and outlet duct two are the rotating condition, can improve the area of contact of oxygen and rivers, and the reaction efficiency is improved.
Drawings
FIG. 1 is a schematic view of a municipal sewage treatment plant according to the present invention;
FIG. 2 is a schematic view of a drying chamber structure of an apparatus for treating municipal sewage according to the present invention;
FIG. 3 is a schematic view of the structure of an aeration chamber of an apparatus for treating municipal sewage according to the present invention;
FIG. 4 is a schematic structural view of a filtration bin of the municipal sewage treatment plant according to the present invention;
FIG. 5 is a schematic view of the bottom of a filtration bin of the municipal sewage treatment plant according to the invention.
In the figure: 1 filter chamber, 2 corrugated wall surfaces, 3 extension pipes, 4 fixing frames, 5 water pumps, 6 water pipes I, 7 aeration chambers, 8 water pipes II, 9 drying chambers, 10 water pipes III, 11 slopes, 12 conveyor belts I, 13 partition plates I, 14 partition plates II, 15 dispersion plates, 16 heating wires, 17 springs, 18 conveyor belts II, 19 heating pipe sets, 20 oxygen pumps, 21 air inlet pipes, 22 motor I, 23 rotating rods, 24 sleeves, 25 fans, 26 air outlet pipes I, 27 air outlet pipes II, 28 rotating circular plates, 29 floating air bags, 30 fixing rings, 31 connecting plates, 32 connecting rods, 33 belts, 34 motor II, 35 cutters, 36 buffer bags, 37 filter screens and 38 filter bins.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
An apparatus for treating municipal sewage, as shown in FIGS. 1, 4 and 5, comprises a filtering chamber 1, an aeration chamber 7 and a drying chamber 9; the filtering chamber 1 is provided with a filtering mechanism, the filtering mechanism comprises a filtering bin 38, a suspension assembly and a crushing assembly, the bottom of the filtering bin 38 is V-shaped, the outer walls of two sides, close to the bottom, of the filtering bin 38 are respectively provided with a filtering net 37, the suspension assembly is composed of more than two floating air bags 29 and more than two connecting plates 31, the more than two connecting plates 31 are respectively fixed on four sides of the outer wall of the filtering bin 38 through hinges, the outer wall of each floating air bag 29 is clamped with a fixing ring 30, the fixing rings 30 are fixed on the outer wall of the corresponding connecting plate 31 through hinges, the inner wall of the bottom of the filtering chamber 1 is provided with a V-shaped slope 11, the inner walls of two sides of the filtering chamber 1 are respectively provided with S-shaped corrugated wall surfaces 2, the bottom of the crushing assembly is provided with a buffer bag 36, the inner wall of the top of the filtering chamber 1 is clamped with a telescopic pipe 3, and the telescopic pipe 3 is close to the filtering net 37; through being provided with filter chamber 1, filter chamber 1 outer wall is provided with the suspension subassembly, the suspension subassembly comprises floating gasbag 29, can make filter storehouse 38 float, arrange sewage into filter chamber 1, floating gasbag 29 makes filter storehouse 38 float, ensure that filter screen 37 is all the time under the surface of water, then filter screen 37 filters water, make water flow from flexible pipe 3, when the continuous entering filter chamber 1 of sewage, floating gasbag 29 is because adopt the hinge to fix and filter storehouse 38 all around, can make filter storehouse 38 continuous rocking, can prevent that mud from blockking up filter screen 37, the mud deposit under the filtration is on the slope 11 of V-arrangement, convenient the discharge.
In order to break up the sludge in the filtering chamber 1, which is beneficial to drying; as shown in fig. 1 and 3, the crushing assembly is composed of two motors two 34 and more than two connecting rods 32, a support plate is welded on the inner wall of the filtering chamber 1, the more than two connecting rods 32 are respectively and rotatably connected to two sides of the inner wall of the support plate, two adjacent connecting rods 32 on each side are respectively connected through a belt 33 arranged on the two connecting rods, the two motors two 34 are respectively fixed on two sides of the outer wall of the support plate through screws, an output shaft of each motor two 34 is respectively connected with one connecting rod 32 on each side, a cutter 35 is arranged on the outer wall of each connecting rod 32, the cutter 35 is positioned on the side edge of the filtering screen 37, a buffer bag 36 is arranged on the outer wall of the bottom of the connecting rod 32, a fixing frame 4 is welded on the outer wall of the top of the filtering chamber 1, and an extension tube 3 is clamped on the inner wall of the fixing frame 4; by arranging the crushing component which is composed of the second motor 34 and the connecting rod 32, when the filtering chamber 38 floats, the two second motors 34 are controlled to respectively drive the cutters 35 at the two sides to rotate, massive sludge in sewage is crushed, the area of the sludge is increased when the sludge is dried, the efficiency is improved, meanwhile, the water flow generated by the rotation of the cutters 35 can prevent the filtering net 37 from being blocked, the buffer bag 36 can provide support and protection for the filtering chamber 38 and prevent the cutters 35 from contacting the slope 11, the S-shaped corrugated wall surfaces 2 are respectively arranged at the inner walls at the two sides of the filtering chamber 1 through the arrangement of the corrugated wall surfaces 2, when the cutters 35 rotate to drive the filtering chamber 38 to move, the corrugated wall surfaces 2 at the two sides can be impacted, the rebounding force of the corrugated wall surfaces 2 for the floating air bag 29 is inclined, the filtering chamber 38 can be continuously impacted at the filtering chamber 1, and residues on the filtering net 37, and simultaneously, the cutter 35 is vibrated, so that the cutter 35 is prevented from being wound by sundries.
In order to be able to dry the sludge discharged; as shown in fig. 1 and 2, a third water pipe 10 is fastened to the lowest end of the slope 11, a valve is arranged on the outer wall of the third water pipe 10, the third water pipe 10 is connected with the drying chamber 9, two inclined first conveyor belts 12 are arranged on the inner wall of the drying chamber 9, more than two first partition plates 13 which are uniformly distributed are arranged on the outer wall of one first conveyor belt 12, the first partition plates 13 are arc-shaped, a dispersion plate 15 is rotatably connected to the inner wall of one side of the drying chamber 9, a second partition plate 14 is arranged on the outer wall of the top of the dispersion plate 15, a support is welded to the inner wall of one side of the drying chamber 9, a spring 17 is fastened to the outer wall of the support, the spring 17 is connected to the bottom of the dispersion plate 15, the third water pipe 10 is positioned right above the dispersion plate 15, the dispersion plate 15 is positioned right above the first conveyor belt 12, a heating wire 16 is arranged on the inner wall of one side of the drying chamber 9, a second conveyor belt 18 and a heating pipe group 19 are arranged on the inner wall of one side of the drying chamber 9, the heating pipe set 19 consists of a heating pipe and an ultraviolet disinfection lamp, the heating pipe set 19 is positioned right above the second conveyor belt 18, and the second conveyor belt 18 is positioned below the lowest end of the first conveyor belt 12; through being provided with the dispersion board 15, in mud flowed into drying chamber 9 from three 10 of water pipe, can drop on dispersion board 15, can compress spring 17, make dispersion board 15 slope, under the partition of division board two 14, mud can disperse and drop on conveyer belt one 12, when conveyer belt one 12 removes, division board one 13 can extrude dispersion board 15, make dispersion board 15 downward sloping, make mud drop completely, then heater strip 16 is to the preliminary heating of mud, then mud drops on conveyer belt two 18, heating tube group 19 is dried and is disinfected mud.
In order to be able to aerate the filtered sewage; as shown in fig. 1 and 3, a first water pipe 6 is fastened to the inner wall of the aeration chamber 7, a water pump 5 is connected to the other end of the first water pipe 6, the water inlet end of the water pump 5 is connected to the telescopic pipe 3, a rotating rod 23 is rotatably connected to the inner wall of the aeration chamber 7, a fan 25 is arranged on the outer wall of the rotating rod 23, the fan 25 is located below the first water pipe 6, a first motor 22 is fixed to the outer wall of the aeration chamber 7 through screws, the output shaft of the first motor 22 is connected to the rotating rod 23 through a coupler, sleeves 24 are respectively fastened to the inner walls of both sides of the aeration chamber 7, a sealing sleeve is fastened to the inner wall of the sleeve 24, a rotating circular plate 28 is rotatably connected to the inner wall of the sealing sleeve, the sleeves 24 and the rotating circular plate 28 are both hollow, the rotating circular plate 28 is fastened to the outer wall of the rotating rod 23, a first air outlet pipe 26 and a second air outlet pipe 27 are respectively fastened to the inner walls of the two sleeves 24, an air inlet pipe 21 is fastened to the outer wall of the aeration chamber 7 through screws, an air outlet of the oxygen pump 20 is connected with two air inlet pipes 21 through a three-way valve, and a water pipe II 8 is clamped on the inner wall of one side of the aeration chamber 7; through being provided with aeration chamber 7, aeration chamber 7 can be to the oxidative decomposition effect of organic matter in the sewage, start water pump 5, the filterable water of extraction filter house 38 reaches water pipe one 6, then the rivers of water pipe one 6 drive fan 25 and rotate, make dwang 23 rotate, drive and rotate plectane 28 and rotate, then utilize oxygen pump 20 to send oxygen to sleeve 24 and rotation plectane 28, oxygen is discharged from outlet duct one 26 and two 27 of outlet duct, when the surface of water surpassed fan 25, can start motor one 22, drive fan 25 and rotate, the stirring rivers, and outlet duct one 26 and two 27 of outlet duct are the rotating condition, can improve the area of contact of oxygen and rivers, and the reaction efficiency is improved.
When the device is used, sewage is discharged into the filter chamber 1, the filter chamber 38 floats by the floating air bag 29, the filter screen 37 is always under the water surface, and then the filter screen 37 filters water; the two motors II 34 are controlled to respectively drive the cutters 35 on the two sides to rotate, so that large sludge in the sewage is crushed, and the filter screen 37 can be prevented from being blocked by water flow generated by the rotation of the cutters 35; when the cutter 35 rotates to drive the filter bin 38 to move, the corrugated wall surfaces 2 on two sides can be impacted, the force rebounded by the corrugated wall surfaces 2 to the floating air bag 29 is inclined, so that the filter bin 38 can be impacted ceaselessly in the filter chamber 1 to shake off residues on the filter screen 37, and meanwhile, the cutter 35 is vibrated to prevent the cutter 35 from being wound by sundries; the sludge flows into the drying chamber 9 from the water pipe III 10, falls on the dispersion plate 15, and compresses the spring 17, so that the dispersion plate 15 is inclined, and the sludge is dispersed and falls on the conveyor belt I12 under the separation of the separation plate II 14; when the first conveyor belt 12 moves, the first partition plate 13 extrudes the dispersion plate 15, so that the dispersion plate 15 inclines downwards, sludge completely falls off, then the sludge is preliminarily heated by the heating wire 16 and falls on the second conveyor belt 18, and the heating pipe group 19 dries and sterilizes the sludge; starting the water pump 5, pumping the water filtered by the filter bin 38 to the first water pipe 6, driving the fan 25 to rotate by the water flow of the first water pipe 6, enabling the rotating rod 23 to rotate, driving the rotating circular plate 28 to rotate, then sending oxygen to the sleeve 24 and the rotating circular plate 28 by using the oxygen pump 20, and discharging the oxygen from the first air outlet pipe 26 and the second air outlet pipe 27; when the water surface exceeds the fan 25, the first motor 22 can be started to drive the fan 25 to rotate and stir water flow, and the first air outlet pipe 26 and the second air outlet pipe 27 are in a rotating state, so that the contact area of oxygen and water flow can be increased, and the reaction efficiency is improved.
A treatment method of an urban sewage treatment device comprises the following steps:
s1: sewage is discharged into the filtering chamber 1, the filtering chamber 38 is floated by the floating air bag 29 to ensure that the filtering net 37 is always under the water surface, and then the filtering net 37 filters the water;
s2: the two motors II 34 are controlled to respectively drive the cutters 35 on the two sides to rotate, so that large sludge in the sewage is crushed, and the filter screen 37 can be prevented from being blocked by water flow generated by the rotation of the cutters 35;
s3: when the cutter 35 rotates to drive the filter bin 38 to move, the corrugated wall surfaces 2 on two sides can be impacted, the force rebounded by the corrugated wall surfaces 2 to the floating air bag 29 is inclined, so that the filter bin 38 can be impacted ceaselessly in the filter chamber 1 to shake off residues on the filter screen 37, and meanwhile, the cutter 35 is vibrated to prevent the cutter 35 from being wound by sundries;
s4: the sludge flows into the drying chamber 9 from the water pipe III 10, falls on the dispersion plate 15, and compresses the spring 17, so that the dispersion plate 15 is inclined, and the sludge is dispersed and falls on the conveyor belt I12 under the separation of the separation plate II 14;
s5: when the first conveyor belt 12 moves, the first partition plate 13 extrudes the dispersion plate 15, so that the dispersion plate 15 inclines downwards, sludge completely falls off, then the sludge is preliminarily heated by the heating wire 16 and falls on the second conveyor belt 18, and the heating pipe group 19 dries and sterilizes the sludge;
s6: starting the water pump 5, pumping the water filtered by the filter bin 38 to the first water pipe 6, driving the fan 25 to rotate by the water flow of the first water pipe 6, enabling the rotating rod 23 to rotate, driving the rotating circular plate 28 to rotate, then sending oxygen to the sleeve 24 and the rotating circular plate 28 by using the oxygen pump 20, and discharging the oxygen from the first air outlet pipe 26 and the second air outlet pipe 27;
s7: when the water surface exceeds the fan 25, the first motor 22 can be started to drive the fan 25 to rotate and stir water flow, and the first air outlet pipe 26 and the second air outlet pipe 27 are in a rotating state, so that the contact area of oxygen and water flow can be increased, and the reaction efficiency is improved.
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 should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An urban sewage treatment device comprises a filtering chamber (1), an aeration chamber (7) and a drying chamber (9), and is characterized in that a filtering mechanism is arranged on the filtering chamber (1), the filtering mechanism comprises a filtering bin (38), a suspension assembly and a crushing assembly, the bottom of the filtering bin (38) is V-shaped, the outer walls of two sides of the filtering bin (38) close to the bottom are respectively provided with a filtering net (37), the suspension assembly comprises more than two floating air bags (29) and more than two connecting plates (31), the more than two connecting plates (31) are respectively fixed on four sides of the outer wall of the filtering bin (38) through hinges, the outer wall of each floating air bag (29) is clamped with a fixing ring (30), the fixing rings (30) are fixed on the outer wall of the connecting plates (31) through hinges, the inner wall of the bottom of the filtering chamber (1) is provided with a V-shaped slope (11), the inner walls of two sides of the filtering chamber (1) are respectively provided with S-shaped corrugated wall surfaces (2), a buffer bag (36) is arranged at the bottom of the crushing component, an extension tube (3) is clamped on the inner wall of the top of the filtering chamber (1), and the extension tube (3) is close to the filtering screen (37); the crushing assembly consists of two motors II (34) and more than two connecting rods (32), a supporting plate is welded on the inner wall of the filtering chamber (1), the more than two connecting rods (32) are respectively and rotatably connected to two sides of the inner wall of the supporting plate, two adjacent connecting rods (32) on each side are respectively connected through belts (33) arranged on the two connecting rods, the two motors II (34) are respectively fixed to two sides of the outer wall of the supporting plate through screws, and the output shaft of each motor II (34) is respectively connected with one connecting rod (32) on each side; connecting rod (32) outer wall is provided with cutter (35), and cutter (35) are located filter screen (37) side, and buffering bag (36) set up in connecting rod (32) bottom outer wall, and the welding of filter chamber (1) top outer wall has mount (4), and flexible pipe (3) joint is in mount (4) inner wall.
2. The municipal sewage treatment device according to claim 1, wherein the lowest end of the slope (11) is connected with a third water pipe (10), the outer wall of the third water pipe (10) is provided with a valve, the third water pipe (10) is connected with the drying chamber (9), the inner wall of the drying chamber (9) is provided with two inclined first conveyor belts (12), wherein the outer wall of one first conveyor belt (12) is provided with more than two uniformly distributed first partition plates (13), and the first partition plates (13) are arc-shaped.
3. The municipal sewage treatment device according to claim 1, wherein a dispersion plate (15) is rotatably connected to the inner wall of one side of the drying chamber (9), a second partition plate (14) is arranged on the outer wall of the top of the dispersion plate (15), a support is welded to the inner wall of one side of the drying chamber (9), a spring (17) is clamped to the outer wall of the support, the spring (17) is connected to the bottom of the dispersion plate (15), a third water pipe (10) is located directly above the dispersion plate (15), and the dispersion plate (15) is located directly above the first conveyor belt (12).
4. The municipal sewage treatment device according to claim 1, wherein a heating wire (16) is provided on the inner wall of the drying chamber (9), the heating wire (16) is located directly above the lowest end of the first conveyor belt (12), a second conveyor belt (18) and a heating tube set (19) are provided on the inner wall of the drying chamber (9), the heating tube set (19) is composed of heating tubes and ultraviolet disinfection lamps, the heating tube set (19) is located directly above the second conveyor belt (18), and the second conveyor belt (18) is located below the lowest end of the first conveyor belt (12).
5. The municipal sewage treatment device according to claim 1, wherein a first water pipe (6) is fastened to the inner wall of the aeration chamber (7), a water pump (5) is connected to the other end of the first water pipe (6), the water inlet end of the water pump (5) is connected to the telescopic pipe (3), a rotating rod (23) is rotatably connected to the inner wall of the aeration chamber (7), a fan (25) is arranged on the outer wall of the rotating rod (23), and the fan (25) is located below the first water pipe (6).
6. The municipal sewage treatment device according to claim 5, wherein the outer wall of the aeration chamber (7) is fixed with a first motor (22) through screws, the output shaft of the first motor (22) is connected with a rotating rod (23) through a coupling, sleeves (24) are respectively clamped on the inner walls of both sides of the aeration chamber (7), a sealing sleeve is clamped on the inner wall of each sleeve (24), a rotating circular plate (28) is rotatably connected to the inner wall of each sealing sleeve, the sleeves (24) and the rotating circular plates (28) are both hollow, and the rotating circular plates (28) are clamped on the outer wall of the rotating rod (23).
7. The municipal sewage treatment device according to claim 6, wherein a first air outlet pipe (26) and a second air outlet pipe (27) are respectively fastened to the inner wall of one side of the rotating circular plate (28), air inlet pipes (21) are respectively fastened to the inner walls of the two sleeves (24), the oxygen pump (20) is fixed to the outer wall of the aeration chamber (7) through screws, the air outlet of the oxygen pump (20) is connected with the two air inlet pipes (21) through a three-way valve, and a second water pipe (8) is fastened to the inner wall of one side of the aeration chamber (7).
8. A treatment method for the municipal sewage treatment apparatus according to any one of claims 1 to 7, comprising the steps of:
s1: sewage is discharged into the filtering chamber (1), the filtering chamber (38) is floated by the floating air bag (29) to ensure that the filtering net (37) is always under the water surface, and then the filtering net (37) filters the water;
s2: the two motors II (34) are controlled to respectively drive the cutters (35) on the two sides to rotate, so that massive sludge in sewage is crushed, and water flow generated by rotation of the cutters (35) can prevent the filter screen (37) from being blocked;
s3: when the cutter (35) rotates to drive the filtering bin (38) to move, the filtering bin can impact the corrugated wall surfaces (2) on two sides, the force rebounded by the floating air bag (29) by the corrugated wall surfaces (2) is oblique, so that the filtering bin (38) can be continuously impacted in the filtering chamber (1), residues on the filtering screen (37) are shaken off, and meanwhile, the cutter (35) is shaken to prevent the cutter (35) from being wound by sundries;
s4: the sludge flows into the drying chamber (9) from the water pipe III (10), falls on the dispersion plate (15), compresses the spring (17), enables the dispersion plate (15) to incline, and under the partition of the partition plate II (14), the sludge is dispersed and falls on the conveyor belt I (12);
s5: when the first conveyor belt (12) moves, the first partition plate (13) can extrude the dispersion plate (15) to enable the dispersion plate (15) to incline downwards so that sludge completely falls off, then the heating wire (16) primarily heats the sludge, then the sludge falls on the second conveyor belt (18), and the heating pipe set (19) dries and sterilizes the sludge;
s6: starting the water pump (5), pumping the water filtered by the filter bin (38) to the first water pipe (6), driving the fan (25) to rotate by the water flow of the first water pipe (6), enabling the rotating rod (23) to rotate, driving the rotating circular plate (28) to rotate, then sending oxygen to the sleeve (24) and the rotating circular plate (28) by using the oxygen pump (20), and discharging the oxygen from the first air outlet pipe (26) and the second air outlet pipe (27);
s7: when the surface of water surpassed fan (25), can starting motor (22), drive fan (25) and rotate, stir rivers, and outlet duct one (26) and outlet duct two (27) are the rotating condition, can improve the area of contact of oxygen and rivers, improve reaction efficiency.
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