CN110606571B - River sewage treatment method - Google Patents
River sewage treatment method Download PDFInfo
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- CN110606571B CN110606571B CN201910960889.0A CN201910960889A CN110606571B CN 110606571 B CN110606571 B CN 110606571B CN 201910960889 A CN201910960889 A CN 201910960889A CN 110606571 B CN110606571 B CN 110606571B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
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- Biotechnology (AREA)
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- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention provides a river sewage treatment method, which is characterized in that an aeration device, a bottom net, a connecting rope and a floating net are matched to complete operation, and the method can solve the problems that when the river is treated, aquatic plants are randomly placed in the river, are not controlled, are easy to breed in large quantities, cause the fullness of the river, cause insufficient illumination of a water body, become smelly, reduce the oxygen content in water, inhibit the growth of plankton, destroy the ecological environment of river surge, deteriorate the water quality, and limit the flow of the water body due to the random production of the aquatic plants.
Description
Technical Field
The invention relates to the field of river sewage treatment, in particular to a river sewage treatment method.
Background
With the rapid development of Chinese economy, the water environment problem in China is increasingly prominent, urban and rural water environments are threatened unprecedentedly, and certain factories directly discharge pollutants into river channels through sewage discharge outlets in order to reduce production cost, so that the river water is black and smelly, and the problem of river channel black and smelly is prominent particularly in large and medium-sized cities in developed regions of China;
in order to treat river sewage, the river sewage is usually purified and treated by planting aquatic plants, however, the method often has some problems:
the aquatic plants are randomly placed in the river channel and are not controlled, so that the aquatic plants are easy to breed in large quantities, the river channel is full, the water body is insufficient in illumination and becomes smelly, the oxygen content in the water is reduced, the growth of plankton is inhibited, the ecological environment of river surge is damaged, the water quality is further deteriorated, and the flowing of the water body can be limited by the random production of the aquatic plants.
Disclosure of Invention
In order to solve the problems, the invention provides a river sewage treatment method, which can solve the problems that when the river is treated, aquatic plants are randomly put into the river, are not controlled, so that the aquatic plants are easy to breed in large quantities, the river is full, the water body is lack of illumination and becomes smelly, the oxygen content in the water is reduced, the growth of plankton is inhibited, the ecological environment of river surge is destroyed, the water quality is further deteriorated, and the random production of the aquatic plants can limit the flow of the water body.
In order to achieve the purpose, the invention adopts the following technical scheme, and the river sewage treatment method comprises the following specific steps:
s1, bottom net placement: the golden fish algae and the bottom net are scattered into the river together, and the bottom net sinks on the river bed after being influenced by gravity, so that the water body of the river bottom layer is purified;
s2, placing an aeration device: the upper ends of the two aeration devices are respectively fixed on the side slopes on two sides of the river channel, the aeration pipe groups are sunk into the bottom of the river water, and the bottom net is connected with the air inlet pipe through the connecting rope;
s3, connecting the floating net: two ends of the floating net are connected with the two aeration devices through buckles, and water hyacinth is placed in the floating frame group, so that the upper layer of river water is purified;
s4, regular aeration: in oxygen pump carried the air-intake pipe with oxygen pressurization, pressurization oxygen drove when defeated trachea group and stirs the oar and rotate to stir river middle level, and then accelerate rivers to flow, thereby the pressurization oxygen in the transport exports the river bottom aeration from aeration nest of tubes, and then to the water supplemental oxygen.
Above-mentioned river course sewage treatment in-process still relates to a river course sewage treatment equipment, river course sewage treatment equipment include two aeration equipment, end net, connect the rope and float the net, the joint has to float the net between two aeration equipment's the upside inner wall, is equipped with end net between two aeration equipment, and end net is located and floats under the net, end net is connected with aeration equipment through connecting the rope.
The aeration device comprises an oxygen pump, an air inlet pipe, an air conveying pipe group, a stirring shaft, a pneumatic plate, stirring paddles, a telescopic pipe and an aeration pipe group, wherein the oxygen pump is connected with the outer end of the air inlet pipe, the inner end of the air inlet pipe is connected with the upper end of the air conveying pipe group through the telescopic pipe, the stirring shaft is arranged in the middle of the air conveying pipe group, the pneumatic plate is uniformly arranged on the outer wall of the stirring shaft along the circumferential direction of the stirring shaft, the stirring paddles are installed at the inner end of the stirring shaft, the lower end of the air conveying pipe group is connected with the aeration pipe group, during specific work, oxygen is pressurized and conveyed through the oxygen pump, oxygen in a conveying state is blown into water after sequentially passing through the air inlet pipe, the air conveying pipe group and the aeration pipe group, so that the oxygen content in the water is increased, and when the oxygen passes through the pneumatic plate.
The aeration pipe group comprises a connecting pipe, a sinking pipe, a one-way valve, an aeration pipe, an air outlet, a steering pipe and a positioning cover, wherein the upper end of the sinking pipe is connected with the lower end of a gas pipe through the connecting pipe, the lower end of the sinking pipe is connected with the outer end of the aeration pipe through the one-way valve, the setting of the one-way valve reduces the situation that river water flows into the sinking pipe, the air outlet is symmetrically arranged at the front end and the rear end of the aeration pipe, the steering pipe is arranged in the aeration pipe, the positioning cover is arranged at the inner end of the steering pipe, the positioning cover and the inner end of the aeration pipe are sealed through glass cement, the sinking pipe is inserted into a river bed after sinking under the gravity during specific work, so that the positioning effect is achieved, pressurized oxygen in a conveying state is blown out from the air outlet, the output position of the oxygen can be changed by rotating the angle of the steering pipe before the aeration pipe group is placed into water, and after adjustment, the condition of river water infiltration after oxygen stops conveying is reduced.
The bottom net comprises a positioning net, a gravity ball and a clip-shaped baffle, the positioning net is installed at the lower end of the clip-shaped baffle, the gravity ball is connected to the lower end of the positioning net, the positioning net is made of polyethylene, the clip-shaped baffle is made of stainless steel plates, the weight is increased due to the clip-shaped baffle, the anti-rust effect is achieved, the structural stability of the positioning net is improved, and the condition that the Goldfish algae spread and grow is inhibited.
Float the net including a couple, float the frame group, draw-in groove and spacing net, float and be overlap joint between the frame group, the dismantlement between the frame group is floated to the convenience, be applicable to the river course of different width, the showy frame group that is located the leftmost end is connected with the left side gas-supply pipe through a couple, the showy frame group that is located the rightmost end is connected with the right side gas-supply pipe through a draw-in groove, the lower extreme that floats the frame group even has spacing net, a couple and the setting of draw-in groove play the effect that the hasp is connected to showy frame group, concrete during operation, after will floating the net connection, put into each showy frame group with the water hyacinth in, float the frame group, the setting of spacing net has restrained the condition that the calabash production was stretch.
Preferably, the gas pipe group include gas pipe, fixed plate, bolt post and diversion piece, the fixed plate is installed to the left and right sides symmetry of gas pipe upper end, is connected with the bolt post through screw-thread fit's mode in the fixed plate, the inside of gas pipe is equipped with the diversion piece.
Preferably, the gas transmission pipe is internally provided with a gas transmission cavity, the cross section of the gas transmission cavity is a rectangular surface, the middle part of the gas transmission cavity is of a circular structure, and the middle part of the gas transmission cavity is connected with a stirring shaft through a bearing.
Preferably, the outer end of gas-supply pipe seted up logical groove, and led to the inslot and inserted the diversion piece, and glue through glass between the outer wall of diversion piece and gas-supply pipe and seal, the front end of diversion piece is equipped with the jam piece, blocks up the front end that the piece is located logical groove, the rear end of diversion piece is equipped with the piece of ventilating.
Preferably, the lower extreme of immersed tube evenly be equipped with the location fork, evenly be equipped with the location point piece on the outer wall of immersed tube down, the structure that down is for leaning out gradually on the inner outer wall of immersed tube from the top has reduced oxygen and has carried the space.
Preferably, the outer end of venthole be equipped with the flaring hole, the inside of venthole is equipped with the transverse bar, is connected with the sprue through the telescopic link on the transverse bar, the outside parcel of telescopic link has the sealed tube, and the radius of sprue is less than the radius of flaring hole.
Preferably, corresponding holes are uniformly formed in the upper side of the rear end of the steering pipe, and the initial positions of the corresponding holes correspond to the positions between the air outlets formed in the rear side of the aeration pipe.
Preferably, float frame group including float frame, cystosepiment, No. two couples and No. two draw-in grooves, the cystosepiment is installed to both ends symmetry around the float frame, No. two couples are installed to the right-hand member of float frame, No. two draw-in grooves are installed to the left end of float frame, and No. two draw-in grooves and a draw-in groove be the same mechanism that structure, size are all unanimous.
Preferably, the second hook and the first hook are the same mechanism with the same structure and size, the lower end of the second hook is provided with two in-out grooves, the in-out grooves are connected with the limiting block through built-in springs, and the lower end of the limiting block is of a structure which is gradually inclined downwards from outside to inside.
The invention has the beneficial effects that:
the river sewage treatment method provided by the invention adopts an interception design concept to purify and treat the passing river water, the arrangement mode of double-layer water plants improves the overall rate of purifying the river water, the fence type design around the water plants inhibits the spreading and growing trend of the plants while purifying the water source, avoids the conditions of insufficient water illumination and inhibiting the growth of plankton, and increases the oxygen content in the water and the flow velocity of the water flow by regularly aerating and stirring the water flow on the lower layer in the river water;
the aeration device increases the oxygen content in water through the regular delivery of oxygen, and the stirring paddle can rotate only by being driven by the wind power of the oxygen, so that the rotation of the stirring paddle improves the water flow rate;
thirdly, the bottom net is arranged to play a role in blocking the golden fish algae sinking into the water bottom by a fence, so that the situation of spreading and growing of the golden fish algae is avoided, and the bottom net can be pulled up periodically through the connecting ropes, so that the growing state of the golden fish algae is checked;
according to the river sewage treatment method provided by the invention, the floating net can play a role in fence type interception of the water hyacinth, so that the water hyacinth is prevented from spreading and growing while purifying river water, and the hasp type floating frame group can be suitable for river channels with different widths.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the operation of the present invention;
FIG. 2 is a cross-sectional view of the present invention from the front to the back;
FIG. 3 is a cross-sectional view (from right to left) of the air tube set, the agitator shaft and the air plate of the present invention;
FIG. 4 is a schematic perspective view of a direction changing block according to the present invention;
FIG. 5 is a front view of the present invention between the aerator pipe, the air outlet, the turn pipe and the positioning cap;
FIG. 6 is a cross-sectional view A-A of FIG. 5 of the present invention;
FIG. 7 is a cross-sectional view between the bottom net and the connecting cord of the present invention;
FIG. 8 is a schematic perspective view of the floating frame assembly of the present invention;
FIG. 9 is a partial cross-sectional view between the floating frame assembly and the spacer net of the present invention;
FIG. 10 is an enlarged view of the invention in section X of FIG. 2;
FIG. 11 is an enlarged view of the Y-direction portion of FIG. 6 of the present invention;
fig. 12 is an operational state diagram of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1 to 12, a river sewage treatment method specifically comprises the following steps:
s1, placing the bottom net 2: the golden fish algae and the bottom net 2 are scattered into the river together, and the bottom net 2 sinks on the river bed after being influenced by gravity, so that the water body of the river bottom layer is purified;
s2, setting of the aeration device 1: the upper ends of two aeration devices 1 are respectively fixed on the side slopes at two sides of the river channel, an aeration pipe group 18 sinks into the bottom of the river water, and a bottom net 2 is connected with an air inlet pipe 12 through a connecting rope 3;
s3, connecting the floating net 4: two ends of the floating net 4 are connected with the two aeration devices 1 by hasps, and water hyacinth is placed in the floating frame group 42, so as to purify the water body on the upper layer of the river;
s4, regular aeration: oxygen is pressurized and conveyed into the air inlet pipe 12 through the oxygen pump 11, the pressurized oxygen drives the stirring paddle 16 to rotate when passing through the air conveying pipe group 13, so that the middle layer of the river water is stirred, the flowing of water flow is accelerated, the pressurized oxygen in conveying is output from the aeration pipe group 18, the bottom layer of the river water is aerated, and oxygen is supplemented to the water body.
Above-mentioned river course sewage treatment in-process still relates to a river course sewage treatment equipment, river course sewage treatment equipment include two aeration equipment 1, end net 2, connect rope 3 and float net 4, the joint has to float net 4 between two aeration equipment 1's the upside inner wall, is equipped with end net 2 between two aeration equipment 1, and end net 2 is located and floats net 4 under, end net 2 is connected with aeration equipment 1 through connecting rope 3.
The aeration device 1 comprises an oxygen pump 11, an air inlet pipe 12, an air delivery pipe group 13, a stirring shaft 14, a pneumatic plate 15, stirring paddles 16, an extension pipe 17 and an aeration pipe group 18, wherein the oxygen pump 11 is connected with the outer end of the air inlet pipe 12, the inner end of the air inlet pipe 12 is connected with the upper end of the air delivery pipe group 13 through the extension pipe 17, the stirring shaft 14 is arranged in the middle of the air delivery pipe group 13, the pneumatic plate 15 is uniformly arranged on the outer wall of the stirring shaft 14 along the circumferential direction of the stirring shaft, the stirring paddles 16 are installed at the inner end of the stirring shaft 14, the lower end of the air delivery pipe group 13 is connected with the aeration pipe group 18, when in specific work, oxygen in a conveying state is pressurized and conveyed through the oxygen pump 11, the oxygen in the air is blown into water after sequentially passing through the air inlet pipe 12, the air delivery pipe group 13 and the aeration pipe group 18, so that the oxygen content, the oxygen content in the water is increased by the regular aeration of the aeration device 1.
The aeration pipe group 18 comprises a connecting pipe 181, a sinking pipe 182, a one-way valve 183, an aeration pipe 184, an air outlet 185, a steering pipe 186 and a positioning cover 187, wherein the upper end of the sinking pipe 182 is connected with the lower end of the air pipe 131 through the connecting pipe 181, the lower end of the sinking pipe 182 is connected with the outer end of the aeration pipe 184 through the one-way valve 183, the arrangement of the one-way valve 183 reduces the situation that the river water flows into the sinking pipe 182, the air outlet 185 is symmetrically arranged at the front end and the rear end of the aeration pipe 184, the steering pipe 186 is arranged in the aeration pipe 184, the positioning cover 187 is arranged at the inner end of the steering pipe 186, the positioning cover 187 is sealed with the inner end of the aeration pipe 184 through glass cement, when the aeration pipe group is in specific work, the sinking pipe 182 sinks under gravity and then is inserted into the river bed, so that the positioning effect is achieved, the pressurized oxygen in the conveying state is blown out from the air outlet 185, before the aeration pipe group, after adjustment, the positioning cover 187 and the aeration pipe 184 can be bonded and sealed by glass cement, so that the condition that river water permeates after the oxygen stops being conveyed is reduced. ,
the bottom net 2 comprises a positioning net 21, a gravity ball 22 and a clip baffle 23, the positioning net 21 is installed at the lower end of the clip baffle 23, the gravity ball 22 is connected to the lower end of the positioning net 21, the positioning net 21 is made of polyethylene, the clip baffle 23 is made of stainless steel plates, the weight is increased due to the clip baffle 23, the anti-rust effect is achieved, the structural stability of the positioning net 21 is improved, and the spreading and growth of the goldfish algae are inhibited.
The gas pipe set 13 comprises a gas pipe 131, a fixing plate 132, a bolt column 133 and a direction changing block 134, wherein the fixing plate 132 is symmetrically arranged on the left side and the right side of the upper end of the gas pipe 131, the fixing plate 132 is connected with the bolt column 133 in a threaded fit mode, the direction changing block 134 is arranged inside the gas pipe 131, and the bolt column 133 is rotated to be pushed into a slope.
The air conveying cavity is formed in the air conveying pipe 131, the cross section of the air conveying cavity is a rectangular surface, the middle of the air conveying cavity is of a circular structure, the middle of the air conveying cavity is connected with the stirring shaft 14 through a bearing, and the air conveying track in the air conveying cavity can be changed by changing the position of the turning block 134 before sinking, so that the rotating direction of the stirring shaft 14 is changed, and the rotating mode of the stirring shaft 14 is ensured to be compliant with the water flow direction.
The outer end of gas-supply pipe 131 seted up logical groove, and logical inslot has turned piece 134, and it is sealed through glass cement between the outer wall of turned piece 134 and gas-supply pipe 131, the front end of turned piece 134 is equipped with the jam piece, the jam piece is located the front end that leads to the groove, the rear end of turned piece 134 is equipped with the piece of ventilating, in concrete during operation, when the jam piece is located the left side of ventilating intracavity portion, oxygen is carried from ventilating intracavity portion right side, thereby drive stirring shaft 14 clockwise turning, on the contrary, stirring shaft 14 receives the wind-force anticlockwise rotation that oxygen was carried, when changing turning piece 134 position at every turn, need glass cement to bond again, river water has been avoided permeating to ventilating the intracavity from leading to the groove.
The lower extreme of pipe 182 that sinks evenly be equipped with the location fork, evenly be equipped with the location point piece on the outer wall of pipe 182 that sinks, location fork, location point piece play the effect of location to pipe 182 that sinks, sink from last down for leaning out the structure gradually on the inner outer wall of pipe 182, reduced oxygen transport space.
The outer end of venthole 185 be equipped with the flaring hole, the inside of venthole 185 is equipped with the transverse bar, be connected with the sprue through the telescopic link on the transverse bar, the outside parcel of telescopic link has the sealed tube, the setting of sealed tube has avoided the river to enter into inside the flexible pipe, and the radius of sprue is less than the radius of flaring hole, concrete during operation, oxygen blows the sprue outwards, ensure that oxygen can blow off from the clearance department between flaring hole and the sprue, when oxygen stopped carrying, thereby the sprue resets and blocks up venthole 185, when resetting, still have partial river to enter into aeration pipe 184, the river that later stage accessible secondary pressurization oxygen carried will get into is spout along with oxygen.
Corresponding holes are uniformly formed in the upper side of the rear end of the steering pipe 186, and the initial positions of the corresponding holes correspond to the positions between the air outlets 185 formed in the rear side of the aeration pipe 184.
No. two couples 423 with couple 41 for the structure, the equal unanimous same mechanism of size, the lower extreme of No. two couples 423 seted up two business turn over grooves, and business turn over inslot is connected with the stopper through built-in spring, the lower extreme of stopper is the structure of outside-in downward sloping gradually, in concrete during operation, when connecting between two adjacent showy frames 421, detain No. two couples 423 on the floating frame 421 of left side into No. two draw-in grooves 424 on the floating frame 421 of right side in, the stopper plays spacing effect to No. two draw-in grooves 424 lower extreme, when needs dismantle the two, only need the manual work to press the stopper, the stopper retracts into and goes out the inslot, the two can be dismantled.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A river sewage treatment method is characterized in that: the concrete treatment method comprises the following steps:
s1, placing the bottom net (2): the golden fish algae and the bottom net (2) are scattered into the river together, and the bottom net (2) sinks on the river bed after being influenced by gravity, so that the water body of the bottom layer of the river water is purified;
s2, placing of the aeration device (1): the upper ends of two aeration devices (1) are respectively fixed on the side slopes at two sides of the river channel, an aeration pipe group (18) is sunk to the bottom of the river water, and a bottom net (2) is connected with an air inlet pipe (12) through a connecting rope (3);
s3, connecting the floating net (4): two ends of the floating net (4) are connected with the two aeration devices (1) by hasps, and water hyacinth is placed in the floating frame group (42) so as to purify the upper layer of river water;
s4, regular aeration: oxygen is pressurized and conveyed into an air inlet pipe (12) through an oxygen pump (11), the pressurized oxygen drives a stirring paddle (16) to rotate when passing through an air conveying pipe group (13), so that the middle layer of the river water is stirred, the flow of the water flow is accelerated, the conveyed pressurized oxygen is output from an aeration pipe group (18), so that the bottom layer of the river water is aerated, and the oxygen is supplemented to the water body;
the river sewage treatment process also relates to river sewage treatment equipment, the river sewage treatment equipment comprises two aeration devices (1), a bottom net (2), connecting ropes (3) and a floating net (4), the floating net (4) is clamped between the inner walls of the upper sides of the two aeration devices (1), the bottom net (2) is arranged between the two aeration devices (1), the bottom net (2) is positioned under the floating net (4), and the bottom net (2) is connected with the aeration devices (1) through the connecting ropes (3);
the aeration device (1) comprises an oxygen pump (11), an air inlet pipe (12), an air delivery pipe group (13), a stirring shaft (14), a pneumatic plate (15), stirring paddles (16), an expansion pipe (17) and an aeration pipe group (18), wherein the oxygen pump (11) is connected with the outer end of the air inlet pipe (12), the inner end of the air inlet pipe (12) is connected with the upper end of the air delivery pipe group (13) through the expansion pipe (17), the stirring shaft (14) is arranged in the middle of the air delivery pipe group (13), the pneumatic plate (15) is uniformly arranged on the outer wall of the stirring shaft (14) along the circumferential direction of the outer wall, the stirring paddles (16) are installed at the inner end of the stirring shaft (14), and the lower end of the air delivery pipe group (13) is;
the aeration pipe group (18) comprises a connecting pipe (181), a sinking pipe (182), a one-way valve (183), an aeration pipe (184), an air outlet (185), a steering pipe (186) and a positioning cover (187), wherein the upper end of the sinking pipe (182) is connected with the lower end of the air conveying pipe (131) through the connecting pipe (181), the lower end of the sinking pipe (182) is connected with the outer end of the aeration pipe (184) through the one-way valve (183), the front end and the rear end of the aeration pipe (184) are symmetrically provided with the air outlet (185), the steering pipe (186) is arranged in the aeration pipe (184), the positioning cover (187) is arranged at the inner end of the steering pipe (186), and the positioning cover (187) and the inner end of the aeration pipe (184) are sealed through glass cement;
the bottom net (2) comprises a positioning net (21), a gravity ball (22) and a clip-shaped baffle (23), the positioning net (21) is installed at the lower end of the clip-shaped baffle (23), the gravity ball (22) is connected with the lower end of the positioning net (21), the positioning net (21) is made of polyethylene, and the clip-shaped baffle (23) is made of stainless steel plates;
float net (4) including a couple (41), float frame group (42), draw-in groove (43) and spacing net (44), float for the overlap joint between the frame group (42), the frame group (42) that floats that is located the leftmost end is connected with left side gas-supply pipe (131) through a couple (41), the frame group (42) that floats that is located the rightmost end is connected with right side gas-supply pipe (131) through a draw-in groove (43), the lower extreme that floats frame group (42) even has spacing net (44).
2. The river sewage treatment method according to claim 1, wherein: the air delivery pipe group (13) comprises air delivery pipes (131), fixing plates (132), bolt columns (133) and turning blocks (134), the fixing plates (132) are symmetrically installed on the left side and the right side of the upper ends of the air delivery pipes (131), the fixing plates (132) are connected with the bolt columns (133) in a threaded fit mode, and the turning blocks (134) are arranged inside the air delivery pipes (131).
3. The river sewage treatment method according to claim 2, wherein: an air conveying cavity is formed in the air conveying pipe (131), the cross section of the air conveying cavity is a rectangular surface, the middle of the air conveying cavity is of a circular structure, and the middle of the air conveying cavity is connected with a stirring shaft (14) through a bearing.
4. The river sewage treatment method according to claim 2, wherein: the outer end of gas-supply pipe (131) seted up logical groove, and logical inslot has turned piece (134), and glues through glass between the outer wall of turned piece (134) and gas-supply pipe (131) and seal, the front end of turned piece (134) is equipped with the jam piece, blocks up the front end that the piece is located logical groove, the rear end of turned piece (134) is equipped with the logical air block.
5. The river sewage treatment method according to claim 1, wherein: the lower end of the lower sinking pipe (182) is evenly provided with a positioning fork, the outer wall of the lower sinking pipe (182) is evenly provided with a positioning sharp block, and the outer wall of the inner end of the lower sinking pipe (182) is of a structure which gradually inclines outwards from top to bottom.
6. The river sewage treatment method according to claim 1, wherein: the outer end of the air outlet hole (185) is provided with a flared hole, the inner part of the air outlet hole (185) is provided with a transverse rod, the transverse rod is connected with the blocking block through a telescopic rod, the outer part of the telescopic rod is wrapped with a sealing pipe, and the radius of the blocking block is smaller than that of the flared hole.
7. The river sewage treatment method according to claim 1, wherein: corresponding holes are uniformly formed in the upper side of the rear end of the steering pipe (186), and the initial positions of the corresponding holes correspond to the positions between the air outlets (185) formed in the rear side of the aeration pipe (184).
8. The river sewage treatment method according to claim 1, wherein: float frame group (42) including floating frame (421), cystosepiment (422), No. two couples (423) and No. two draw-in grooves (424), cystosepiment (422) are installed to both ends symmetry around floating frame (421), No. two couples (423) are installed to the right-hand member of floating frame (421), No. two draw-in grooves (424) are installed to the left end of floating frame (421), and No. two draw-in grooves (424) and draw-in groove (43) are the same mechanism of structure, size homogeneous phase.
9. The river sewage treatment method according to claim 8, wherein: no. two couples (423) and couple (41) be the same mechanism that structure, size are all unanimous, the lower extreme of No. two couples (423) seted up two business turn over grooves, and business turn over inslot is connected with the stopper through built-in spring, the lower extreme of stopper is the structure of outside-in slope down gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910960889.0A CN110606571B (en) | 2019-10-11 | 2019-10-11 | River sewage treatment method |
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| CN115108630B (en) * | 2022-07-20 | 2023-08-04 | 交通运输部天津水运工程科学研究所 | System for removing nitrogen and phosphorus in harbor basin water body based on indigenous microorganism immobilization technology |
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