CN107043186B - Landscape river sewage treatment device and method - Google Patents

Abstract

The invention discloses a landscape river sewage treatment device, which comprises a sludge separation tank, an oxygenation tank and a disinfection tank, wherein a mixing cavity, a sedimentation cavity and a sludge collection cavity are sequentially arranged in the sludge separation tank from top to bottom, an oxygenation pipe and a rotating device are arranged in the oxygenation tank, a flow dividing device and a heating plate are arranged in the disinfection tank, and the sewage treatment method comprises the following steps: (1) filtering suspended matters; (2) separating sludge; (3) carrying out oxygenation and oxidation treatment on the sewage; (4) disinfecting the sewage; (5) inspecting the water quality; (6) cleaning, checking and repairing. The sewage treatment device is simple in structure and strong in practicability, sewage is treated step by step through the sludge separation tank, the oxygenation tank and the disinfection tank, the treatment quality of the sewage is effectively improved, meanwhile, the dissolved oxygen content in the sewage is increased through the oxygenation generator and the oxygenation pipe, the self-purification capacity of a river channel is improved, the working efficiency of the device is high, the energy consumption loss is low, the sewage treatment effect is obvious, and the comprehensive utilization rate is effectively improved.

Description

Landscape river sewage treatment device and method

Technical Field

The invention relates to a landscape river sewage treatment device and a method thereof.

Background

In the formation and development of cities, rivers are used as important resources and environmental carriers, are related to urban survival, restrict urban development, and are important factors influencing urban styles and beautifying urban environments. The urban river has various ecological functions of supplying water sources, providing greenbelt, protecting environment, transporting, cultural education and the like. Showing irreplaceable significance in the aspects of city construction and city space development expansion. With the acceleration of urbanization pace in China, the land on both sides of rivers is developed and utilized, the functions of the urban rivers are damaged, and a large amount of industrial and domestic sewage is directly discharged into the rivers without being treated, so that river water pollution, water quality deterioration and river ecological environment destruction are caused.

Disclosure of Invention

The invention aims to provide a landscape river sewage treatment device and a technical scheme of a method thereof aiming at the defects in the prior art, the device has scientific principle, simple structure and convenient installation, sewage is gradually treated by a sludge separation tank, an oxygenation tank and a disinfection tank, the treatment quality of the sewage is effectively improved, various indexes of the treated sewage reach the discharge standard required by the specification, meanwhile, the dissolved oxygen content in the sewage is increased by an oxygenation generator and an oxygenation pipe, the self-purification capacity of the river is improved, the device has high working efficiency, low energy consumption loss and obvious sewage treatment effect, and the comprehensive utilization rate is effectively improved.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a view river sewage treatment plant which characterized in that: comprises a sludge separation tank, an oxygenation tank and a disinfection tank, wherein the sludge separation tank, the oxygenation tank and the disinfection tank are sequentially arranged from left to right and are connected through a conveying pipe, a sewage inlet is arranged on the top surface of the sludge separation tank, a mixing cavity, a sedimentation cavity and a sludge collection cavity are sequentially arranged in the sludge separation tank from top to bottom, a mixing box body is arranged in the mixing cavity, a water inlet is arranged above the mixing box body, the sewage inlet is communicated with the water inlet, a medicament inlet is arranged on the water inlet, the bottom surface of the mixing box body is communicated with the sedimentation cavity through the conveying pipe, a medicament box is arranged on the left end surface of the sludge separation tank and is connected with the medicament inlet through the medicament conveying pipe, a stirring device is arranged in the mixing box body, at least three filtering baffles are uniformly arranged in the sedimentation cavity, a compression device is, the water outlet is connected with an oxygenation tank through a conveying pipe, an oxygenation pipe and a rotating device are arranged in the oxygenation tank, a shunting device and a heating plate are arranged in the disinfection tank, the shunting device comprises a shunting disc and a diversion hopper, shunting holes are formed in the shunting disc, diversion holes corresponding to the shunting holes are formed in the diversion hopper, the heating plate is uniformly arranged on the inner side wall of the disinfection tank, and heat dissipation holes are uniformly formed in the heating plate; the sludge separation tank separates sludge in the sewage, which is convenient for the treatment of subsequent sewage, reduces the treatment workload of the subsequent sewage, accelerates the treatment efficiency of the sewage, mixes the sewage with the flocculating agent through the mixing chamber, accelerates the sedimentation rate of the sludge, simultaneously stirs and mixes the sewage and the flocculating agent, enables the sewage and the flocculating agent to fully react, the sewage after even mixing enters the sedimentation chamber, the sludge is separated to the bottom of the sedimentation chamber under the self gravity and the inclined acting force of the filtering baffle through the blocking action of the filtering baffle in the sedimentation chamber, the sewage is discharged from the filtering hole of the filtering baffle, and then is discharged into the aeration tank from the outlet of the sludge separation tank through the conveying pipe, the design of the compression device can extrude the sludge in the sludge collection chamber, thereby not only improving the accommodation capacity of the sludge collection chamber, and can extrude out the residual sewage in the sludge, and then discharge the residual sewage into the aeration tank from the water outlet for treatment, the structural design is more reasonable, the water resource is effectively saved, the aeration tank conveys oxygen into the aeration tank through the aeration pipe to be mixed with sewage, thereby improving the dissolved oxygen content in the sewage, and leading the self-purification capacity of the water to be better, meanwhile, the rotating device drives the rotation of the aeration pipe, thereby not only leading the oxygen distribution in the sewage to be more sufficient, but also improving the contact area of the sewage and the oxygen, further improving the treatment efficiency of the sewage, the disinfection tank can disinfect the sewage, the sewage is shunted and buffered through the shunt device, and then flows out through the shunt hole and the diversion hole, compared with the way of directly discharging the sewage into the disinfection tank, the heating disinfection function of the sewage can be effectively improved, the design of the heating plate can heat and disinfect the sewage, the harmful substances in the sewage are killed, so that the quality of the sewage after treatment is improved.

Further, the bottom of mixing the box is provided with the clamping groove, the bottom of clamping groove is provided with the shock attenuation strip, the inside wall fixed connection of backup pad and mixing chamber is passed through to the mixing box, the one end that is close to the mixing box in the backup pad is provided with the clamping block, clamping block and clamping groove phase-match, the one end and the mixing chamber fixed connection of keeping away from the mixing box in the backup pad, the design of clamping groove and clamping block can be so that the installation of mixing the box is fixed more convenient, the design of shock attenuation strip can be so that mix more steady firm of box during operation, more firm of overall structure design.

Further, be provided with first metering valve in the medicament conveying pipe, be provided with the second metering valve in the sewage import, be provided with the ooff valve on the water inlet, first metering valve, second metering valve and ooff valve all are connected with control system, the conveying capacity of flocculation medicament can strictly be controlled to first metering valve, the discharge of second metering valve control sewage, when guaranteeing sewage flocculation effect, the loss of saving energy consumption, the design of ooff valve can be so that whole sewage treatment plant's use convenience and safety more.

Further, evenly be provided with the filtration pore on the filtration baffle, be provided with the osmotic membrane on the filtration pore, the contained angle of filtration baffle and horizontal plane is 30 ~ 55, the design of filtering the pore can be convenient for sewage discharge from filtering the pore, when the osmotic membrane carries out the separation to mud again, can not hinder the discharge of sewage again, the reasonable science more of global design, improve the separation efficiency of sewage and mud, the design of filtration baffle contained angle can further improve the separation effect of mud, make mud and the separation of sewage more thorough.

Furthermore, a partition board is arranged between the sedimentation chamber and the sludge collection chamber, a through groove is arranged on the partition board, a revolving door is installed in the through groove, the left end of the revolving door is hinged with the partition board, a buffer cylinder is arranged below the revolving door, a buffer rod of the buffer cylinder is fixedly connected with the revolving door, the buffer cylinder is fixedly connected with the inner side wall of the sludge collection chamber, the partition board is designed to facilitate the installation of the revolving door, the sedimentation chamber and the sludge collection chamber are separated through the partition board, the transmission of peculiar smell in the sludge collection chamber can be effectively prevented, the sewage treatment is more convenient, when the sludge at the bottom of the sedimentation chamber is accumulated to a certain amount, the revolving door is opened under the gravity of the sludge, the sludge can enter the sludge collection chamber from the through groove, when the sludge amount at the bottom of the sedimentation chamber does not reach the opening condition of the revolving door, the revolving door is closed, the propagation of the peculiar smell in, use convenient automation more, buffer cylinder's design can play certain cushioning effect to the rotation of revolving door, prolongs the life of revolving door.

Furthermore, the oxygen increasing pipe comprises a main oxygen increasing pipe, auxiliary oxygen increasing pipes and a communicating pipe, wherein air outlet holes are uniformly formed in the auxiliary oxygen increasing pipes and the communicating pipe, the main oxygen increasing pipe is connected with an oxygen increasing generator, the oxygen increasing generator is positioned on the top surface of the oxygen increasing pool, the auxiliary oxygen increasing pipes are uniformly arranged on the main oxygen increasing pipe, two adjacent auxiliary oxygen increasing pipes are connected through the communicating pipe, the main oxygen increasing pipe can facilitate the communication between the oxygen increasing generator and the oxygen increasing pipes and can facilitate the rotation of the oxygen increasing pipes driven by a rotating device, the auxiliary oxygen increasing pipes can facilitate the oxygen to be rapidly dissolved into the sewage, and the communicating pipe can enable the oxygen in the main oxygen increasing pipe to rapidly spread into each auxiliary oxygen increasing pipe, so that the dissolved oxygen content of the sewage is further accelerated.

Further, rotary device includes biax revolving cylinder, cardboard and mounting panel, the bottom surface fixed connection of biax revolving cylinder and cardboard, main oxygenation pipe passes the mounting panel and is connected with the cardboard clamping jaw, the mounting panel is located between rotary device and the oxygenation pipe, the both ends and the oxygenation pond sliding connection of mounting panel, drive the rotation of oxygenation pipe through biax revolving cylinder, not only can make the oxygen distribution in oxygenation pond more even, and can stir the sewage in oxygenation pond again, further improve the mixing efficiency of sewage and oxygen, make the dissolved oxygen volume in the sewage obtain improving, accelerate the treatment effeciency of sewage, the design of cardboard can be convenient for spacing and fixed between biax revolving cylinder and the main oxygenation pipe.

Further, compressor arrangement includes compression cylinder and compression board, compression cylinder and the bottom surface fixed connection of revolving door, compression cylinder's compression pole and the top surface fixed connection of compression board, be provided with on the bottom surface of compression board rather than assorted protective layer, thereby it extrudees the operation to the mud in the mud collection chamber to drive reciprocating of compression board through compression cylinder, not only can reduce the volume of mud, improve the holding rate in mud collection chamber, and can make remaining sewage in the mud further separate with mud again, follow the delivery port discharge on the mud collection chamber again, further the water resource has been practiced thrift, the design of protective layer can be protected the compression board, extension compressor arrangement's life.

The sewage treatment method adopting the landscape river sewage treatment device is characterized in that: the method comprises the following steps:

1) and (3) filtering suspended matters:

firstly, sewage in a river channel is pumped into a filtering grid tank by a water suction pump, and suspended impurities in the sewage are filtered by grid fences in the filtering grid tank, so that the subsequent treatment of the sewage is facilitated, the treatment quality of the sewage is improved, and the suspended impurities are effectively prevented from blocking a pipeline;

2) separation of sludge:

(1) the sewage filtered by the filtering grid pond enters a mixing cavity of the sludge separation pond from a sewage inlet at the upper end of the sludge separation pond, the sewage entering the mixing cavity enters a mixing box body from a water inlet above the mixing box body, the sewage enters the mixing box body, and simultaneously, a flocculating agent is thrown into the mixing box body from an agent inlet by an agent box through an agent conveying pipe and is mixed with the sewage by the agent box, and the sewage and the flocculating agent are uniformly stirred by the stirring action of a stirring device, so that the mixing speed is increased, and the sewage treatment efficiency is improved;

(2) the sewage treated by the mixing chamber enters the settling chamber through the conveying pipe for settling treatment, the sludge in the sewage slides to the bottom of the settling chamber along the inclined plane of the filtering baffle under the dual actions of self gravity and the inclination force of the filtering baffle through the blocking action of the three filtering baffles, and the sewage is percolated through the filtering holes on the filtering baffle, then discharged from the outlet of the sludge separation tank and conveyed to the oxygenation tank through the conveying pipe for oxygenation, oxidation and decomposition treatment;

(3) when the weight of the sludge at the bottom of the sedimentation chamber reaches a set value, the revolving door rotates downwards under the action of the sludge, so that the sludge enters the sludge collection chamber from the through groove, and the buffer cylinder plays a certain buffer guiding role on the rotation of the revolving door while the revolving door rotates, so that the revolving door rotates more stably, the revolving door is protected to a certain extent, and the revolving door is prevented from being abraded to a certain extent in the rotation process;

(4) after the sludge enters the sludge collection cavity, the compression device regularly extrudes the sludge in the sludge collection cavity, so that the containing efficiency of the sludge collection cavity is improved, the compression cylinder drives the compression plate to move up and down, so that the sludge in the sludge collection cavity is extruded, the sludge is extruded, and meanwhile, the residual sewage in the sludge is further separated from the sludge and is discharged from a water outlet above the sludge collection cavity and then enters the oxygenation pool through the conveying pipe for treatment, the containing capacity of the sludge collection cavity is improved through the compression device, the utilization rate of the sewage is also improved, and water resources are further saved;

3) oxygenation and oxidation treatment of sewage:

(1) the sewage treated by the sludge separation tank enters an oxygenation tank for oxygenation, oxidation and decomposition, when the sewage enters the oxygenation tank, an oxygen generator works to convey oxygen into a main oxygenation pipe and then expands the oxygen into an auxiliary oxygenation pipe, and finally enters the oxygenation tank from air outlet holes in the auxiliary oxygenation pipe and a communicating pipe to be mixed with the sewage;

(2) when the oxygen increasing generator works, the rotating device starts to work, the main oxygen increasing pipe is driven to rotate through the double-shaft rotating cylinder, so that the whole oxygen increasing pipe is driven to rotate, sewage in the oxygen increasing tank is in a violent stirring state, the sewage is fully contacted with oxygen, the oxygen increasing effect of the sewage is ensured, the sewage treatment efficiency is effectively improved, and organic pollutants in the sewage are degraded;

4) and (3) disinfection treatment of sewage:

the sewage treated by the oxygenation tank enters the disinfection tank through the conveying pipe for disinfection treatment, the sewage entering the disinfection tank firstly passes through the shunting action of the shunting device, the impact force of water flow is slowed down through the double shunting action of the shunting disc and the diversion hopper, the equipment in the disinfection tank is protected, the heating disinfection action of the heating plate is effectively improved, the conveying path of the sewage is prolonged through the shunting holes and the diversion holes, so that the quality of the treated sewage is better, toxic substances in the sewage are killed through high-temperature disinfection, and the water quality of a river channel is further improved;

5) and (3) water quality inspection:

the sewage treated by the disinfection tank enters a water quality detection box for detection, the sewage meeting the detection requirements is directly discharged into a river channel, and the sewage not meeting the detection requirements flows back to an oxygenation tank through a return pipe for retreatment until the water quality detected by the water quality detection box meets the requirements;

6) cleaning, checking and repairing:

and equipment and pipelines in the sludge separation tank, the oxygenation tank and the disinfection tank are cleaned and overhauled regularly.

Further, in step (1) of step 2), when flocculating reagent, sewage enter into the mixing box from medicament import, sewage import respectively, first metering valve and second metering valve carry out strict control to the flow of flocculating reagent and sewage respectively, when guaranteeing sewage flocculation effect, make the processing science more of sewage, effectively practice thrift the use amount of flocculating reagent.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

1. the sludge separation tank separates sludge in the sewage, which is convenient for the treatment of subsequent sewage, reduces the treatment workload of the subsequent sewage, accelerates the treatment efficiency of the sewage, mixes the sewage with the flocculating agent through the mixing chamber, accelerates the sedimentation rate of the sludge, simultaneously stirs and mixes the sewage and the flocculating agent, enables the sewage and the flocculating agent to fully react, the sewage after even mixing enters the sedimentation chamber, the sludge is separated to the bottom of the sedimentation chamber under the self gravity and the inclined acting force of the filtering baffle through the blocking action of the filtering baffle in the sedimentation chamber, the sewage is discharged from the filtering hole of the filtering baffle, and then is discharged into the aeration tank from the outlet of the sludge separation tank through the conveying pipe, the design of the compression device can extrude the sludge in the sludge collection chamber, thereby not only improving the accommodation capacity of the sludge collection chamber, residual sewage in the sludge can be extruded out and then discharged into the aeration tank from the water outlet for treatment, so that the structural design is more reasonable, and water resources are effectively saved;

2. the oxygenation pool conveys oxygen to the interior of the oxygenation pool through the oxygenation pipe to be mixed with sewage, so that the dissolved oxygen content in the sewage is improved, the self-purification capacity of water is better, meanwhile, the rotation device drives the oxygenation pipe to rotate, the oxygen in the sewage can be distributed more fully, the contact area between the sewage and the oxygen can be improved, and the sewage treatment efficiency is further improved;

3. the disinfection pond can carry out the disinfection effect to sewage, shunts the cushioning effect to sewage through diverging device, and rethread discharge orifice and water conservancy diversion hole flow out, for directly in discharging sewage to the disinfection pond, can effectively improve the heating disinfection effect of sewage, the design of hot plate can heat the disinfection to sewage, kills the harmful substance in the sewage to improve the quality behind the sewage treatment.

The sewage treatment device is simple in structure, strong in practicability and convenient to install, sewage is treated step by step through the sludge separation tank, the oxygenation tank and the disinfection tank, the treatment quality of the sewage is effectively improved, various indexes of the treated sewage reach the discharge standard required by the specification, the dissolved oxygen content in the sewage is increased through the oxygenation generator and the oxygenation pipe, the self-purification capacity of a river channel is improved, the working efficiency of the device is high, the energy consumption loss is low, the sewage treatment effect is obvious, and the comprehensive utilization rate is effectively improved.

Drawings

The invention will be further described with reference to the accompanying drawings in which:

FIG. 1 is a schematic structural view of a landscape river sewage treatment plant according to the present invention;

FIG. 2 is a schematic view showing the internal structure of a sludge separating tank according to the present invention;

FIG. 3 is a schematic view of the structure of an aeration tank according to the present invention;

FIG. 4 is a schematic structural diagram of a mixing box according to the present invention;

FIG. 5 is a schematic view of a support plate according to the present invention;

FIG. 6 is a schematic view of the installation structure of the partition and the revolving door of the present invention.

In the figure: 1-a sludge separation tank; 2-an oxygenation pool; 3-a disinfection tank; 4-sewage inlet; 5-a mixing chamber; 6-a sedimentation chamber; 7-a sludge collection chamber; 8-mixing the box body; 9-a water inlet; 10-a medicament inlet; 11-a kit; 12-a medicament delivery tube; 13-a stirring device; 14-a filtration baffle; 15-water outlet; 16-a delivery pipe; 17-a rotation device; 18-a heating plate; 19-a diverter tray; 20-a diversion hopper; 21-heat dissipation holes; 22-a clamping slot; 23-a shock-absorbing strip; 24-a support plate; 25-clamping a fixture block; 26-a first metering valve; 27-a second metering valve; 28-a switch valve; 29-a separator; 30-a revolving door; 31-a buffer cylinder; 32-main oxygenation tube; 33-auxiliary oxygenation pipe; 34-a communication pipe; 35-oxygen increasing generator; 36-air outlet holes; 37-a biaxial rotation cylinder; 38-snap gauge; 39-mounting plate; 40-a compression cylinder; 41-compression plate; 42-a shunt hole; 43-diversion holes; 44-through slots; 45-outlet.

Detailed Description

As shown in fig. 1 to 6, the landscape river sewage treatment device of the invention comprises a sludge separation tank 1, an oxygenation tank 2 and a disinfection tank 3, wherein the sludge separation tank 1, the oxygenation tank 2 and the disinfection tank 3 are sequentially arranged from left to right and are connected through a delivery pipe 16.

The top surface of the sludge separation tank 1 is provided with a sewage inlet 4, a mixing chamber 5, a sedimentation chamber 6 and a sludge collection chamber 7 are sequentially arranged in the sludge separation tank 1 from top to bottom, a mixing box body 8 is arranged in the mixing chamber 5, the bottom of the mixing box body 8 is provided with an embedding clamping groove 22, the bottom of the embedding clamping groove 22 is provided with a damping strip 23, the mixing box body 8 is fixedly connected with the inner side wall of the mixing chamber 5 through a supporting plate 24, one end of the supporting plate 24, which is close to the mixing box body 8, is provided with an embedding clamping block 25, the embedding clamping block 25 is matched with the embedding clamping groove 22, one end of the supporting plate 24, which is far away from the mixing box body 8, is fixedly connected with the mixing chamber 5, the embedding clamping groove 22 and the embedding clamping block 25 are designed to enable the mixing box body 8 to be more convenient to install and fix, the damping strip 23 can enable, a water inlet 9 is arranged above the mixing box body 8, the sewage inlet 4 is communicated with the water inlet 9, a medicament inlet 10 is arranged on the water inlet 9, the bottom surface of the mixing box body 8 is communicated with the sedimentation chamber 6 through a conveying pipe 16, a medicament box 11 is arranged on the left end surface of the sludge separation tank 1, the medicament box 11 is connected with the medicament inlet 10 through a medicament conveying pipe 12, a first metering valve 26 is arranged in the medicament conveying pipe 12, a second metering valve 27 is arranged in the sewage inlet 4, a switch valve 28 is arranged on the water inlet 9, the first metering valve 26, the second metering valve 27 and the switch valve 28 are all connected with a control system, the first metering valve 26 can strictly control the conveying quantity of the flocculating medicament, the second metering valve 27 controls the discharge quantity of the sewage, the sewage flocculating effect is ensured, the loss of energy consumption is saved, and the design of the switch valve 28 can make the use of the whole, a stirring device 13 is arranged in the mixing box body 8.

At least three filtering baffles 14 are uniformly arranged in the sedimentation chamber 6, filtering holes are uniformly arranged on the filtering baffles 14, permeable membranes are arranged on the filtering holes, the included angle between the filtering baffles 14 and the horizontal plane is 30-55 degrees, the design of the filtering holes can facilitate the discharge of sewage from the filtering holes, the permeable membranes can separate the sludge and can not obstruct the discharge of the sewage, the overall design is more reasonable and scientific, the separation efficiency of the sewage and the sludge is improved, the separation effect of the sludge can be further improved by the design of the included angle of the filtering baffles 14, the sludge and the sewage can be more thoroughly separated, a partition plate 29 is arranged between the sedimentation chamber 6 and the sludge collection chamber 7, a through groove 44 is arranged on the partition plate 29, a revolving door 30 is arranged in the through groove 44, the left end of the revolving door 30 is hinged with the partition plate 29, a buffer cylinder 31 is arranged below the revolving door 30, and a buffer rod of the buffer cylinder 31 is fixedly connected, inside wall fixed connection in chamber 7 is collected with mud to cushion cylinder 31, the design of baffle 29 can be convenient for the installation of revolving door 30, collect chamber 7 with sedimentation chamber 6 and mud through baffle 29 and separate between, can prevent effectively that mud from collecting the spread of peculiar smell in the chamber 7, thereby make the processing of sewage more convenient, and when the mud of sedimentation chamber 6 bottom is accumulated to a certain amount, revolving door 30 is opened under the gravity of mud, make mud can enter into mud from leading to groove 44 and collect chamber 7, when the mud volume of sedimentation chamber 6 bottom does not reach revolving door 30's the condition of opening, revolving door 30 closes, the propagation of peculiar smell in the chamber 7 is collected to effective separation mud, use convenience more automatic, cushion cylinder 31's design can play certain cushioning effect to revolving door 30's rotation, extension revolving door 30's life.

The sludge collection cavity 7 is internally provided with a compression device which comprises a compression cylinder 40 and a compression plate 41, the compression cylinder 40 is fixedly connected with the bottom surface of the revolving door 30, a compression rod of the compression cylinder 40 is fixedly connected with the top surface of the compression plate 41, the bottom surface of the compression plate 41 is provided with a protection layer matched with the compression rod, the compression cylinder 40 drives the compression plate 41 to move up and down so as to extrude the sludge in the sludge collection cavity 7, not only can the volume of the sludge be reduced and the accommodation rate of the sludge collection cavity 7 be improved, but also the residual sewage in the sludge can be further separated from the sludge and then discharged from a water outlet 15 on the sludge collection cavity 7, the water resource is further saved, the design of the protection layer can protect the compression plate 41 and prolong the service life of the compression device, the right upper end of the sludge collection cavity 7 is provided with a water outlet 15, and the water outlet 15 is connected with the aeration tank 2 through a, the sludge separation tank 1 separates sludge in sewage, which is convenient for treatment of subsequent sewage, can reduce treatment workload of subsequent sewage and accelerate treatment efficiency of sewage, the sewage is mixed with flocculating agent through the mixing chamber 5, thereby accelerating sedimentation rate of sludge, meanwhile, the stirring device 13 stirs and mixes the sewage and the flocculating agent, so that the sewage and the flocculating agent fully react, the sewage after even mixing enters the sedimentation chamber 6 and is separated to the bottom of the sedimentation chamber 6 under self gravity and the inclined action of the filtering baffle 14 through the blocking action of the filtering baffle 14 in the sedimentation chamber 6, the sewage is discharged from a filtering hole of the filtering baffle 14 and then is discharged into the aeration tank 2 through a conveying pipe from an outlet 45 of the sludge separation tank, the design of the compression device can extrude the sludge in the sludge collection chamber 7, and not only can improve the capacity of the sludge collection chamber 7, and can extrude the remaining sewage in the mud again, discharge from delivery port 15 into oxygenation pond 2 and handle, structural design is more reasonable, has effectively practiced thrift the water resource.

An oxygen increasing pipe and a rotating device 17 are arranged in the oxygen increasing pool 2, the oxygen increasing pipe comprises a main oxygen increasing pipe 32, auxiliary oxygen increasing pipes 33 and a communicating pipe 34, air outlet holes 36 are uniformly arranged on the auxiliary oxygen increasing pipes 33 and the communicating pipe 34, the main oxygen increasing pipe 32 is connected with an oxygen increasing generator 35, the oxygen increasing generator 35 is positioned on the top surface of the oxygen increasing pool 2, the auxiliary oxygen increasing pipes 33 are uniformly arranged on the main oxygen increasing pipe 32, two adjacent auxiliary oxygen increasing pipes 33 are connected through the communicating pipe 34, the main oxygen increasing pipe 32 can facilitate the communication between the oxygen increasing generator 35 and the oxygen increasing pipes, and can facilitate the rotation of the oxygen increasing pipes driven by the rotating device 17, the auxiliary oxygen increasing pipes 33 can facilitate the oxygen to be quickly dissolved into the sewage, the communicating pipe 34 can enable the oxygen in the main oxygen increasing pipe 32 to be quickly spread into each auxiliary oxygen increasing pipe 33, the dissolved oxygen content of the sewage is further accelerated, the oxygen is conveyed into the oxygen increasing pool 2 through the oxygen increasing pipes to be mixed with the, thereby improving the dissolved oxygen content in the sewage, leading the self-purification capacity of the water to be better, simultaneously, the rotating device 17 drives the rotation of the oxygenation tubes, not only leading the oxygen distribution in the sewage to be more sufficient, but also improving the contact area of the sewage and the oxygen, further improving the treatment efficiency of the sewage, the rotating device 17 comprises a double-shaft rotating cylinder 37, a clamping plate 38 and a mounting plate 39, the double-shaft rotating cylinder 37 is fixedly connected with the bottom surface of the clamping plate 38, the main oxygenation tube 32 passes through the mounting plate 39 to be embedded and connected with the clamping plate 38, the mounting plate 39 is positioned between the rotating device 17 and the oxygenation tubes, the two ends of the mounting plate 39 are in sliding connection with the oxygenation pool 2, the double-shaft rotating cylinder 37 drives the oxygenation tubes to rotate, thereby not only leading the oxygen distribution of the oxygenation pool 2 to be more uniform, but also being capable of stirring the sewage in the oxygenation pool 2, further improving the mixing efficiency, make the dissolved oxygen volume in the sewage obtain improving for the treatment effeciency of sewage, the design of cardboard 38 can be convenient for spacing and fixed between biax revolving cylinder 37 and the main oxygenation pipe 32.

Be provided with diverging device and hot plate 18 in disinfection pond 3, diverging device includes that diverter plate 19 and water conservancy diversion are fought 20, be provided with diffluence hole 42 on the diverter plate 19, be provided with on the water conservancy diversion is fought 20 with the corresponding water conservancy diversion hole 43 of diffluence hole 42, hot plate 18 evenly sets up on the inside wall of disinfection pond 3, evenly be provided with louvre 21 on the hot plate 18, disinfection pond 3 can carry out the disinfection effect to sewage, shunt buffering effect to sewage through diverging device, rethread diffluence hole 42 and water conservancy diversion hole 43 flow, for directly discharging sewage into disinfection pond 3 in, can effectively improve the heating disinfection effect of sewage, heating plate 18's design can heat the disinfection to sewage, kill the harmful substance in the sewage, thereby improve the quality after the sewage treatment.

The sewage treatment method adopting the landscape river sewage treatment device comprises the following steps:

1) and (3) filtering suspended matters:

firstly, sewage in a river channel is pumped into a filtering grid tank by a water suction pump, and suspended impurities in the sewage are filtered by grid fences in the filtering grid tank, so that the subsequent treatment of the sewage is facilitated, the treatment quality of the sewage is improved, and the suspended impurities are effectively prevented from blocking a pipeline;

2) separation of sludge:

(1) when the flocculating agent and the sewage respectively enter the mixing box body from the agent inlet and the sewage inlet, the first metering valve and the second metering valve respectively and strictly monitor the flow of the flocculating agent and the sewage, the sewage treatment is more scientific while the sewage flocculation effect is ensured, the dosage of the flocculating agent is effectively saved;

(2) the sewage treated by the mixing chamber enters the settling chamber through the conveying pipe for settling treatment, the sludge in the sewage slides to the bottom of the settling chamber along the inclined plane of the filtering baffle under the dual actions of self gravity and the inclination force of the filtering baffle through the blocking action of the three filtering baffles, and the sewage is percolated through the filtering holes on the filtering baffle, then discharged from the outlet of the sludge separation tank and conveyed to the oxygenation tank through the conveying pipe for oxygenation, oxidation and decomposition treatment;

(3) when the weight of the sludge at the bottom of the sedimentation chamber reaches a set value, the revolving door rotates downwards under the action of the sludge, so that the sludge enters the sludge collection chamber from the through groove, and the buffer cylinder plays a certain buffer guiding role on the rotation of the revolving door while the revolving door rotates, so that the revolving door rotates more stably, the revolving door is protected to a certain extent, and the revolving door is prevented from being abraded to a certain extent in the rotation process;

(4) after the sludge enters the sludge collection cavity, the compression device regularly extrudes the sludge in the sludge collection cavity, so that the containing efficiency of the sludge collection cavity is improved, the compression cylinder drives the compression plate to move up and down, so that the sludge in the sludge collection cavity is extruded, the sludge is extruded, and meanwhile, the residual sewage in the sludge is further separated from the sludge and is discharged from a water outlet above the sludge collection cavity and then enters the oxygenation pool through the conveying pipe for treatment, the containing capacity of the sludge collection cavity is improved through the compression device, the utilization rate of the sewage is also improved, and water resources are further saved;

3) oxygenation and oxidation treatment of sewage:

(1) the sewage treated by the sludge separation tank enters an oxygenation tank for oxygenation, oxidation and decomposition, when the sewage enters the oxygenation tank, an oxygen generator works to convey oxygen into a main oxygenation pipe and then expands the oxygen into an auxiliary oxygenation pipe, and finally enters the oxygenation tank from air outlet holes in the auxiliary oxygenation pipe and a communicating pipe to be mixed with the sewage;

(2) when the oxygen increasing generator works, the rotating device starts to work, the main oxygen increasing pipe is driven to rotate through the double-shaft rotating cylinder, so that the whole oxygen increasing pipe is driven to rotate, sewage in the oxygen increasing tank is in a violent stirring state, the sewage is fully contacted with oxygen, the oxygen increasing effect of the sewage is ensured, the sewage treatment efficiency is effectively improved, and organic pollutants in the sewage are degraded;

4) and (3) disinfection treatment of sewage:

the sewage treated by the oxygenation tank enters the disinfection tank through the conveying pipe for disinfection treatment, the sewage entering the disinfection tank firstly passes through the shunting action of the shunting device, the impact force of water flow is slowed down through the double shunting action of the shunting disc and the diversion hopper, the equipment in the disinfection tank is protected, the heating disinfection action of the heating plate is effectively improved, the conveying path of the sewage is prolonged through the shunting holes and the diversion holes, so that the quality of the treated sewage is better, toxic substances in the sewage are killed through high-temperature disinfection, and the water quality of a river channel is further improved;

5) and (3) water quality inspection:

the sewage treated by the disinfection tank enters a water quality detection box for detection, the sewage meeting the detection requirements is directly discharged into a river channel, and the sewage not meeting the detection requirements flows back to an oxygenation tank through a return pipe for retreatment until the water quality detected by the water quality detection box meets the requirements;

6) cleaning, checking and repairing:

and equipment and pipelines in the sludge separation tank, the oxygenation tank and the disinfection tank are cleaned and overhauled regularly.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.

Claims (6)

1. The utility model provides a view river sewage treatment plant which characterized in that: comprises a sludge separation tank, an oxygenation tank and a disinfection tank, wherein the sludge separation tank, the oxygenation tank and the disinfection tank are sequentially arranged from left to right and are connected through a conveying pipe, a sewage inlet is arranged on the top surface of the sludge separation tank, a mixing chamber, a sedimentation chamber and a sludge collection chamber are sequentially arranged in the sludge separation tank from top to bottom, a mixing box body is arranged in the mixing chamber, a clamping groove is arranged at the bottom of the mixing box body, a damping strip is arranged at the bottom of the clamping groove, the mixing box body is fixedly connected with the inner side wall of the mixing chamber through a support plate, a clamping block is arranged at one end of the support plate close to the mixing box body, the clamping block is matched with the clamping groove, one end of the support plate far away from the mixing box body is fixedly connected with the mixing chamber, and a water inlet is arranged above the mixing box body, the sewage inlet is communicated with the water inlet, a medicament inlet is arranged on the water inlet, the bottom surface of the mixing box body is communicated with the sedimentation chamber through a conveying pipe, a medicament box is arranged on the left end surface of the sludge separation tank and is connected with the medicament inlet through a medicament conveying pipe, a stirring device is arranged in the mixing box body, at least three filtering baffles are uniformly arranged in the sedimentation chamber, filtering holes are uniformly arranged on the filtering baffles, permeable membranes are arranged on the filtering holes, the included angle between the filtering baffles and the horizontal plane is 30-55 degrees, a partition plate is arranged between the sedimentation chamber and the sludge collection chamber, a through groove is arranged on the partition plate, a revolving door is arranged in the through groove, the left end of the revolving door is hinged with the partition plate, a buffer cylinder is arranged below the revolving door, and a buffer rod of the buffer cylinder is fixedly connected with the revolving door, buffer cylinder with the inside wall fixed connection in chamber is collected to mud, be provided with compressor arrangement in the chamber is collected to mud, the right side upper end in chamber is collected to mud is provided with the delivery port, the delivery port pass through the conveyer pipe with the oxygenation pond is connected, be provided with oxygenation pipe and rotary device in the oxygenation pond, be provided with diverging device and hot plate in the disinfection pond, diverging device includes that flow distribution plate and water conservancy diversion are fought, be provided with the diffluence pass on the flow distribution plate, be provided with on the water conservancy diversion fill with the corresponding water conservancy diversion hole of diffluence pass, the hot plate evenly sets up on the inside wall in disinfection pond, evenly be provided with the louvre on the hot plate.

2. The landscape river sewage treatment device according to claim 1, wherein: the device is characterized in that a first metering valve is arranged in the medicament conveying pipe, a second metering valve is arranged in the sewage inlet, a switch valve is arranged on the water inlet, and the first metering valve, the second metering valve and the switch valve are all connected with a control system.

3. The landscape river sewage treatment device according to claim 1, wherein: the aeration pipe comprises a main aeration pipe, auxiliary aeration pipes and a communicating pipe, wherein the auxiliary aeration pipes and the communicating pipe are uniformly provided with air outlet holes, the main aeration pipe is connected with an oxygen increasing generator, the oxygen increasing generator is positioned on the top surface of the aeration tank, the auxiliary aeration pipes are uniformly arranged on the main aeration pipe, and two adjacent auxiliary aeration pipes are connected through the communicating pipe.

4. The landscape river sewage treatment device according to claim 3, wherein: the rotary device comprises a double-shaft rotary cylinder, a clamping plate and a mounting plate, the double-shaft rotary cylinder is fixedly connected with the bottom surface of the clamping plate, the main oxygen increasing pipe penetrates through the mounting plate and is connected with the clamping plate in an embedded mode, the mounting plate is located between the rotary device and the oxygen increasing pipe, and the two ends of the mounting plate are connected with the oxygen increasing pool in a sliding mode.

5. The landscape river sewage treatment device according to claim 4, wherein: the compression device comprises a compression cylinder and a compression plate, the compression cylinder is fixedly connected with the bottom surface of the revolving door, a compression rod of the compression cylinder is fixedly connected with the top surface of the compression plate, and a protective layer matched with the compression rod is arranged on the bottom surface of the compression plate.

6. The sewage treatment method adopting the landscape river sewage treatment device according to claim 1, characterized in that: the method comprises the following steps:

1) and (3) filtering suspended matters:

firstly, sewage in a river channel is pumped into a filtering grid tank by a water suction pump, and suspended impurities in the sewage are filtered by grid fences in the filtering grid tank, so that the subsequent treatment of the sewage is facilitated, the treatment quality of the sewage is improved, and the suspended impurities are effectively prevented from blocking a pipeline;

2) separation of sludge:

(1) when the flocculating agent and the sewage respectively enter the mixing box body from the agent inlet and the sewage inlet, the first metering valve and the second metering valve respectively and strictly monitor the flow of the flocculating agent and the sewage, the sewage treatment is more scientific while the sewage flocculation effect is ensured, the dosage of the flocculating agent is effectively saved;

(2) the sewage treated by the mixing chamber enters the settling chamber through the conveying pipe for settling treatment, the sludge in the sewage slides to the bottom of the settling chamber along the inclined plane of the filtering baffle under the dual actions of self gravity and the inclination force of the filtering baffle through the blocking action of the three filtering baffles, and the sewage is percolated through the filtering holes on the filtering baffle, then discharged from the outlet of the sludge separation tank and conveyed to the oxygenation tank through the conveying pipe for oxygenation, oxidation and decomposition treatment;

(3) when the weight of the sludge at the bottom of the sedimentation chamber reaches a set value, the revolving door rotates downwards under the action of the sludge, so that the sludge enters the sludge collection chamber from the through groove, and the buffer cylinder plays a certain buffer guiding role on the rotation of the revolving door while the revolving door rotates, so that the revolving door rotates more stably, the revolving door is protected to a certain extent, and the revolving door is prevented from being abraded to a certain extent in the rotation process;

(4) after the sludge enters the sludge collection cavity, the compression device regularly extrudes the sludge in the sludge collection cavity, so that the containing efficiency of the sludge collection cavity is improved, the compression cylinder drives the compression plate to move up and down, so that the sludge in the sludge collection cavity is extruded, the sludge is extruded, and meanwhile, the residual sewage in the sludge is further separated from the sludge and is discharged from a water outlet above the sludge collection cavity and then enters the oxygenation pool through the conveying pipe for treatment, the containing capacity of the sludge collection cavity is improved through the compression device, the utilization rate of the sewage is also improved, and water resources are further saved;

3) oxygenation and oxidation treatment of sewage:

(1) the sewage treated by the sludge separation tank enters an oxygenation tank for oxygenation, oxidation and decomposition, when the sewage enters the oxygenation tank, an oxygen generator works to convey oxygen into a main oxygenation pipe and then expands the oxygen into an auxiliary oxygenation pipe, and finally enters the oxygenation tank from air outlet holes in the auxiliary oxygenation pipe and a communicating pipe to be mixed with the sewage;

(2) when the oxygen increasing generator works, the rotating device starts to work, the main oxygen increasing pipe is driven to rotate through the double-shaft rotating cylinder, so that the whole oxygen increasing pipe is driven to rotate, sewage in the oxygen increasing tank is in a violent stirring state, the sewage is fully contacted with oxygen, the oxygen increasing effect of the sewage is ensured, the sewage treatment efficiency is effectively improved, and organic pollutants in the sewage are degraded;

4) and (3) disinfection treatment of sewage:

the sewage treated by the oxygenation tank enters the disinfection tank through the conveying pipe for disinfection treatment, the sewage entering the disinfection tank firstly passes through the shunting action of the shunting device, the impact force of water flow is slowed down through the double shunting action of the shunting disc and the diversion hopper, the equipment in the disinfection tank is protected, the heating disinfection action of the heating plate is effectively improved, the conveying path of the sewage is prolonged through the shunting holes and the diversion holes, so that the quality of the treated sewage is better, toxic substances in the sewage are killed through high-temperature disinfection, and the water quality of a river channel is further improved;

5) and (3) water quality inspection:

the sewage treated by the disinfection tank enters a water quality detection box for detection, the sewage meeting the detection requirements is directly discharged into a river channel, and the sewage not meeting the detection requirements flows back to an oxygenation tank through a return pipe for retreatment until the water quality detected by the water quality detection box meets the requirements;

6) cleaning, checking and repairing:

and equipment and pipelines in the sludge separation tank, the oxygenation tank and the disinfection tank are cleaned and overhauled regularly.

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