CN114477533B - Rapid purification equipment and purification method for urban river rainwater - Google Patents
Rapid purification equipment and purification method for urban river rainwater Download PDFInfo
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- CN114477533B CN114477533B CN202210070318.1A CN202210070318A CN114477533B CN 114477533 B CN114477533 B CN 114477533B CN 202210070318 A CN202210070318 A CN 202210070318A CN 114477533 B CN114477533 B CN 114477533B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
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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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- 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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Abstract
The invention provides a rapid urban river rainwater purification device which comprises a pretreatment box, wherein the pretreatment box comprises a pretreatment box main body, a chemical feeding pipe, a fixing plate, a telescopic rod, a hydraulic cylinder, a water inlet pipe, a baffle and a U-shaped baffle, one end of the chemical feeding pipe is fixedly connected to the upper end face of the pretreatment box main body, the hydraulic cylinder is fixedly connected to the upper end face of the pretreatment box, one end of the telescopic rod is fixedly connected to the output end of the hydraulic cylinder, the other end of the telescopic rod is fixedly connected to the lower end face of the fixing plate, the water inlet pipe is fixedly connected to one side, away from a reaction box, of the pretreatment box main body, the baffles are symmetrically and fixedly connected to one side inside the pretreatment box main body, the U-shaped baffle is fixedly connected to the inside of the pretreatment box main body, and one side of the pretreatment box is communicated with the reaction box through a communication pipe.
Description
Technical Field
The invention relates to the technical field of environmental management, in particular to a rapid purification device and a purification method for urban river rainwater.
Background
The water resource is deficient in China, the current situation of water environment pollution is severe, and resource water shortage and water shortage are both important, so that the sustainable development of economy and society is restricted. In addition, rainwater is a high-quality fresh water resource, has a large total amount, is easy to collect, has low purification cost, and is gradually valued by people. The rainwater is recycled to form an economic and practical water resource development mode, and the method is an important measure for solving the problems of water shortage and flood control in cities. However, with the rapid development of the urbanization process in China, urban road pollution, acid rain pollution and air pollution become more serious, and various water sources including rainwater are also polluted seriously.
Current rainwater is abandoned and is flowed device can satisfy certain needs, nevertheless still general certain defect that exists: the structure is complex and large, which is not beneficial to large-scale popularization and application, and the later maintenance is troublesome; in addition, the existing rainwater purification device used in the city focuses on rainwater collection, and only simple treatment is carried out on dirt and bacteria in rainwater, so that the collected rainwater cannot be directly used; meanwhile, the existing rainwater purification device is low in rainwater purification efficiency and cannot be used on a large scale.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a rapid purification device and a purification method for urban river rainwater, and aims to solve the problems in the background art.
(II) technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a city river rainwater rapid purification equipment, includes the preliminary treatment case, the preliminary treatment case includes preliminary treatment case main part, adds pencil, fixed plate, telescopic link, hydraulic cylinder, inlet tube, baffle and "U" type baffle, add pencil one end fixed connection at preliminary treatment case main part up end, hydraulic cylinder fixed connection is at preliminary treatment case up end, telescopic link one end fixed connection is at the hydraulic cylinder output, telescopic link other end fixed connection terminal surface under the fixed plate, inlet tube fixed connection deviates from reaction box one side at preliminary treatment case main part, the baffle is totally two sets of symmetry fixed connection in the inside one side of preliminary treatment case main part, "U" type baffle fixed connection is inside preliminary treatment case main part, preliminary treatment case one side communicates the reaction box through communicating pipe, the reaction box includes reaction box main part, mount, servo motor, pivot and sieve tray, mount fixed connection is at the reaction box main part up end, servo motor fixed connection is at the mount up end, pivot one end rotates to be connected at the terminal surface under the terminal surface of preliminary treatment case, the sieve tray fixed connection deviates from one end in the pivot, reaction box one side communicates the purification case and purifies the case one side through communicating pipe and communicates the purification case, the purification case connects at the fixed connection of a second filter board, the filter board of the air pump fixed connection of the basin, the filter board of the fixed connection of the air pump and the filter board of the water collection tank, the purification case and the purification case fixed connection of the basin.
Preferably, the pretreatment case main part is run through to dosing pipe one end, and stretches into inside the pretreatment case main part, the inside sliding connection of dosing pipe has the piston, the up end fixedly connected with connecting rod on the piston, the one end fixed connection that the connecting rod deviates from the piston is terminal surface under the fixed plate.
Preferably, the one end of inlet tube stretches into inside and the dosing pipe side end face fixed connection of preliminary treatment case main part, the inside fixedly connected with shunt of dosing pipe, at least a set of water hole of crossing has been seted up to the shunt up end, just the shunt is located the inlet tube at the inside top with the pencil tie point of dosing pipe.
Preferably, a medicament is filled between the piston and the shunt in the medicine adding pipe, and the medicament is preferably hydrogen peroxide.
Preferably, the U-shaped baffle surrounds the two groups of baffles in the middle in the pretreatment tank main body, a water flow channel is formed between the baffles and the U-shaped baffle, and the dosing pipe extends into the pretreatment tank main body and is positioned between the two groups of baffles.
Preferably, one end of the rotating shaft penetrates through the lower end face of the fixing frame and is fixedly connected with the output end of the servo motor.
Preferably, a charging chute is formed in the upper end face of the sieve tray, one end, away from the fixing frame, of the rotating shaft is fixedly connected with the inner wall of the charging chute through four groups of fixing plates, and a sieve is arranged at the bottom of the charging chute.
Preferably, the water collecting baffle is fixedly connected with at least one group of cluster nozzles on one side deviating from the first filter plate, the upper end face of the air pump is fixedly connected with a pressurizing pipe, one section of the pressurizing pipe penetrates into the water tank, and the pressurizing pipe is located on one side deviating from the first filter plate of the water collecting baffle inside the water tank.
Preferably, at least one group of aeration heads is fixedly connected to one section of side end face of the pressurizing pipe in the water tank, the number of the aeration heads is equal to that of the bundling nozzles, and the position of each group of aeration heads corresponds to one group of bundling nozzles.
A method for purifying river rainwater by using rapid urban river rainwater purification equipment comprises the steps of enabling river rainwater to pass through a water inlet pipe, adding hydrogen peroxide into a chemical adding pipe, continuously adjusting the height of a fixing plate through a telescopic rod and a hydraulic cylinder, enabling the adjusting speed of the height of the fixing plate to be positively correlated with the flow rate of the river rainwater entering the water inlet pipe, enabling hydrogen peroxide to pass through water holes in a flow divider by a connecting rod and a piston, enabling the hydrogen peroxide to be mixed with the river rainwater in the water inlet pipe, enabling the mixture to enter the interior of a pretreatment box main body together, enabling the mixture to be more fully mixed with the river rainwater in the flowing process through a water flow channel formed by a baffle and a U-shaped baffle, and sterilizing and oxidizing pollutants on the river rainwater through the hydrogen peroxide;
then introducing a mixture of hydrogen peroxide and river rainwater into the reaction box main body through a communicating pipe, adding calcium oxide into a charging groove on the upper end surface of a sieve tray, driving a rotating shaft and the sieve tray to rotate through a servo motor, enabling the calcium oxide to enter the reaction box main body to be mixed and reacted with the hydrogen peroxide and the river rainwater, enabling the hydrogen peroxide to completely react due to the heat release of the calcium oxide reaction in the process, simultaneously generating calcium hydroxide from the calcium oxide, and introducing the river rainwater after the reaction and the calcium hydroxide into a purification box;
then to one side that the inside first filter of basin deviates from the baffle that catchments add the flocculating agent, flocculate calcium hydrate and calcium hydroxide absorbent impurity and the ionic contaminant of processing together and filter through first filter, the river course rainwater after being filtered is through the shower nozzle blowout tied in a bundle, start the air pump simultaneously and blow in the air to the pressurization intraduct, the air passes through the aeration head blowout, and aeration head spun air carries out the convection current with shower nozzle spun river course rainwater tied in a bundle, the air mixes with the river course rainwater, the carbon dioxide in the air dissolves calcium hydroxide reaction production calcium carbonate with the part of river course rainwater, discharge after the river course rainwater is filtered by second filter secondary at last.
(III) advantageous effects
The invention provides a rapid purification device and a purification method for urban river rainwater, which have the following beneficial effects:
1. the invention removes the pollutants in the river rainwater through hydrogen peroxide, calcium oxide and flocculating agent, finally takes out the calcium hydroxide remained in the river rainwater due to removal of the pollutants by filtering and then using an air blowing method, and finally carries out secondary filtration.
2. According to the invention, the water inlet pipe is communicated with the chemical feeding pipe, the splitter is arranged in the chemical feeding pipe, at least one group of water passing holes are formed in the upper end surface of the splitter, and the splitter is positioned above the connection point of the water inlet pipe and the chemical feeding pipe in the chemical feeding pipe, so that the river rainwater can be conveniently mixed after entering the splitter, and the speed of the hydrogen peroxide passing through the water passing holes is adjusted by measuring the flow rate of the river rainwater in the water inlet pipe, so that the addition amount of the hydrogen peroxide is matched with the flow rate of the river rainwater, and the rainwater treatment effect is better.
3. According to the invention, the servo motor is fixedly connected to the upper end face of the fixing frame, the rotating shaft is rotatably connected to the lower end face of the fixing frame, one end of the rotating shaft penetrates through the lower end face of the fixing frame and is fixedly connected with the output end of the servo motor, the upper end face of the screen plate is provided with the charging chute, one end of the rotating shaft, which is far away from the fixing frame, is fixedly connected with the inner wall of the charging chute through four groups of fixing plates, the bottom of the charging chute is provided with the screen, calcium oxide is added into the charging chute, at least one group of metal balls are arranged in the charging chute, the screen plate is driven by the servo motor to rotate, the calcium oxide is crushed through the metal balls, and the calcium oxide is added into the reaction box body more uniformly in a rotating mode, so that the reaction rate of the calcium oxide with river rainwater added with hydrogen peroxide is faster and better in effect, and the heat generated by the reaction of the calcium oxide can completely consume hydrogen peroxide, and the influence of the hydrogen peroxide can be effectively prevented.
4. According to the invention, a flocculating agent is added to one side of a first filter plate in a water tank, which is far away from a water collecting baffle, calcium hydroxide, impurities adsorbed by the calcium hydroxide and treated ionic pollutants are flocculated and filtered through the first filter plate, filtered river rainwater is sprayed out through a cluster nozzle, an air pump is started to blow air into the pressurized pipe, the air is sprayed out through an aeration head, the air sprayed out from the aeration head is in convection with the river rainwater sprayed out from the cluster nozzle, the air is mixed with the river rainwater, carbon dioxide in the air and part of the dissolved calcium hydroxide in the river rainwater react to produce calcium carbonate, and finally the river rainwater is discharged after being secondarily filtered by a second filter plate, so that the water quality is effectively improved after the rainwater is treated, and the storage is convenient.
Drawings
FIG. 1 is a schematic structural view of an urban river rainwater rapid purification device of the present invention;
FIG. 2 is a schematic view of the structure of the pretreatment tank of the present invention;
FIG. 3 is a schematic view of the internal structure of the pretreatment tank of the present invention;
FIG. 4 is a schematic view of the connection structure of the chemical feeding tube and the water inlet tube of the present invention;
FIG. 5 is a schematic top view of the pretreatment tank body according to the present invention;
FIG. 6 is a schematic view of the structure of a reaction chamber according to the present invention;
FIG. 7 is a schematic view of the structure of the purification box of the present invention;
FIG. 8 is a schematic view of the structure of the water-collecting baffle of the present invention;
FIG. 9 is a schematic view of the connection structure of the air pump and the pressurization pipe according to the present invention.
In the figure: 1 pretreatment tank, 2 reaction tank, 3 purification tank, 4 communicating pipes, 5 pretreatment tank main body, 6 dosing pipes, 7 fixing plate, 8 telescopic rod, 9 hydraulic cylinder, 10 water inlet pipe, 11 baffle, 12U-shaped baffle, 13 piston, 14 connecting rod, 15 flow divider, 16 reaction tank main body, 17 fixing frame, 18 servo motor, 19 rotating shaft, 20 sieve tray, 21 purification tank main body, 22 water tank, 23 first filter plate, 24 water collecting baffle, 25 second filter plate, 26 air pump, 27 cluster nozzle, 28 pressurizing pipe, 29 aeration head.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
The embodiment of the invention provides a rapid purification device for urban river rainwater, which comprises a pretreatment tank 1, wherein the pretreatment tank 1 comprises a pretreatment tank main body 5, a dosing pipe 6, a fixing plate 7, a telescopic rod 8, a hydraulic cylinder 9, a water inlet pipe 10, a baffle plate 11 and a U-shaped baffle plate 12, one end of the dosing pipe 6 is fixedly connected to the upper end surface of the pretreatment tank main body 5, the hydraulic cylinder 9 is fixedly connected to the upper end surface of the pretreatment tank 1, one end of the telescopic rod 8 is fixedly connected to the output end of the hydraulic cylinder 9, the other end of the telescopic rod 8 is fixedly connected to the lower end surface of the fixing plate 7, the water inlet pipe 10 is fixedly connected to one side of the pretreatment tank main body 5, which is far away from a reaction tank 2, the baffle plates 11 are symmetrically and fixedly connected to one side inside the pretreatment tank main body 5, the U-shaped baffle plate 12 is fixedly connected to the inside of the pretreatment tank main body 5, one side of the pretreatment tank 1 is communicated with the reaction tank 2 through a communicating pipe 4, and the reaction tank 2 comprises a reaction tank main body 16, mount 17, servo motor 18, pivot 19 and sieve tray 20, mount 17 fixed connection is at 16 up end of reaction box main part, servo motor 18 fixed connection is at mount 17 up end, 19 one end of pivot is rotated and is connected terminal surface under mount 17, sieve tray 20 fixed connection deviates from mount 17 one end in pivot 19, reaction box 2 deviates from 1 one side of preliminary treatment case and communicates purifying box 3 through communicating pipe 4, purifying box 3 is including purifying box main part 21, basin 22, first filter 23, the baffle 24 that catchments, second filter 25 and air pump 26, basin 22 is seted up at purifying box main part 21 up end, first filter 23 fixed connection is inside basin 22, the baffle 24 fixed connection that catchments is inside basin 22, second filter 25 fixed connection deviates from first filter 23 one side inner wall inside basin 22, air pump 26 fixed connection is terminal surface before purifying box main part 21.
In this embodiment, add cartridge 6 one end and run through preliminary treatment case main part 5, and stretch into inside preliminary treatment case main part 5, add cartridge 6 inside sliding connection and have piston 13, piston 13 up end fixedly connected with connecting rod 14, connecting rod 14 deviates from one end fixed connection of piston 13 and is terminal surface under fixed plate 7 for through the position of hydraulic cylinder 9 adjustable piston 13 in cartridge 6 inside.
Specifically, the one end of inlet tube 10 stretches into 5 inside and add 6 side end face fixed connections of pencil of preliminary treatment case main part, add 6 inside fixedly connected with diverters 15 of pencil, a set of at least water holes of crossing have been seted up to 15 up ends of diverters, and diverter 15 is in the top that adds 6 inside inlet tube 10 and the 6 tie points of pencil of adding pencil with pencil, the river course rainwater passes through inlet tube 10 and gets into 6 insides of pencil of adding, through crossing the water hole make hydrogen peroxide solution mix through the mode of trickle with river course rainwater, and then mix more fully.
Further, a chemical is filled in the dosing tube 6 between the piston 13 and the flow divider 15, and the chemical is preferably hydrogen peroxide.
Furthermore, "U" type baffle 12 encloses two sets of baffles 11 in the middle inside pretreatment tank main part 5, and forms the water runner between baffle 11 and "U" type baffle 12, and the dosing pipe 6 stretches into pretreatment tank main part 5 inside and lies in between two sets of baffles 11, through the water runner, makes hydrogen peroxide solution and river course rainwater further intensive mixing.
In this embodiment, one end of the rotating shaft 19 penetrates through the lower end surface of the fixing frame 17 and is fixedly connected with the output end of the servo motor 18, and the rotating shaft 19 can be driven to rotate by the servo motor 18.
Further, the charging hopper has been seted up to sieve tray 20 up end, pivot 19 deviates from mount 17 one end through four fixed plates of group and charging hopper inner wall fixed connection, the charging hopper bottom is provided with the screen cloth, and the charging hopper is inside to be equipped with calcium oxide, and the charging hopper is inside still to be provided with at least a set of metal ball, through rotatory and metal ball friction, and make the calcium oxide powder that gets into 16 inside reaction box main parts more exquisite through the screen cloth, and then calcium oxide is faster with river course rainwater reaction rate, the treatment effeciency of river course rainwater is also faster.
In this embodiment, the inside first filter 23 of basin 22 deviates from one side of baffle 24 that catchments and adds the flocculating agent at any time, baffle 24 that catchments deviates from at least a set of shower nozzle 27 tied in a bundle of first filter 23 one side fixedly connected with, air pump 26 up end fixedly connected with forcing pipe 28, forcing pipe 28 is one section inside running through into basin 22, and forcing pipe 28 is located the one side that baffle 24 that catchments deviates from first filter 23 inside basin 22, through the impurity flocculation of flocculating agent and calcium hydroxide with river course rainwater, the filtration of rethread first filter 23, it is cleaner after making the rainwater handled.
Specifically, one section side end face fixedly connected with at least one set of aeration head 29 of pressure tube 28 inside basin 22, aeration head 29 figure equals with 27 figure tied in a bundle shower nozzles, and the position of every set of aeration head 29 all corresponds with a set of 27 figure tied in a bundle shower nozzles, the river course rainwater after being filtered is spout through 27 figure tied in a bundle shower nozzles, blow in the air through air pump 26 to pressure tube 28 inside, the air passes through aeration head 29 blowout, make aeration head 29 spun air and 27 spun river course rainwater of figure tied in a bundle shower nozzles carry out the convection current, and then get rid of all through the carbon dioxide reaction with remaining calcium hydroxide in the river course rainwater, make the river course rainwater quality of being handled obtain effectively improving.
The invention also provides a method for purifying river rainwater by using the rapid urban river rainwater purification equipment, which comprises the steps of enabling river rainwater to pass through a water inlet pipe 10, adding hydrogen peroxide into a chemical feeding pipe 6, then continuously adjusting the height of a fixing plate 7 through a telescopic rod 8 and a hydraulic cylinder 9, wherein the adjusting speed of the height of the fixing plate 7 is in positive correlation according to the flow rate of the river rainwater entering the water inlet pipe 10, further pushing the hydrogen peroxide through a water through hole in a flow divider 15 by a connecting rod 14 and a piston 13, so that the hydrogen peroxide is mixed with the river rainwater in the water inlet pipe 10, then the hydrogen peroxide enters a pretreatment tank main body 5 together, and then passes through a water flow channel formed by a baffle 11 and a U-shaped baffle 12, so that the hydrogen peroxide is more fully mixed with the river rainwater in the flowing process, and the river rainwater is sterilized and pollutants are oxidized by the hydrogen peroxide;
then, introducing a mixture of hydrogen peroxide and river rainwater into the reaction box main body 16 through a communicating pipe 4, adding calcium oxide into a charging groove on the upper end surface of a sieve tray 20, driving a rotating shaft 19 and the sieve tray 20 to rotate through a servo motor 18, enabling the calcium oxide to enter the reaction box main body 16 to be mixed and reacted with the hydrogen peroxide and the river rainwater, enabling the hydrogen peroxide to be completely reacted by the heat release of the calcium oxide reaction in the process, simultaneously enabling the calcium oxide to generate calcium hydroxide, and introducing the river rainwater after the reaction and the calcium hydroxide into a purification box 3;
then to the inside first filter 23 of basin 22 deviate from one side of water-collecting baffle 24 and add the flocculating agent, flocculate calcium hydrate and calcium hydroxide absorbent impurity and the ionic contaminant of processing together and filter through first filter 23, the river course rainwater after being filtered is through shower nozzle 27 blowout tied in a bundle, start air pump 26 simultaneously and blow in the air to 28 insides of forcing pipe, the air passes through aeration head 29 blowout, and aeration head 29 spun air carries out the convection current with shower nozzle 27 spun river course rainwater tied in a bundle, the air is mixed with the river course rainwater, carbon dioxide in the air and the partial calcium hydroxide reaction production calcium carbonate of dissolving in the river course rainwater, discharge after the river course rainwater is filtered by second filter 25 secondary at last.
In conclusion, the urban river rainwater rapid purification equipment provided by the invention removes pollutants in river rainwater through hydrogen peroxide, calcium oxide and a flocculating agent, finally takes out calcium hydroxide remained in the river rainwater due to removal of the pollutants by filtering and then using an air blowing method, and finally carries out secondary filtration.
Secondly, through with inlet tube 10 and 6 intercommunications of dosing pipe, and be provided with shunt 15 in 6 inside of dosing pipe, at least a set of water holes of crossing has been seted up to shunt 15 up end, and shunt 15 is in the inside top that is located inlet tube 10 and 6 tie points of dosing pipe in dosing pipe 6, make the river course rainwater get into the hydrogen peroxide solution of being convenient for after shunt 15 is inside to mix, and through the velocity of flow of survey river course rainwater in inlet tube 10 inside, adjust the rate that hydrogen peroxide solution passes through the water hole, make the addition and the river course rainwater velocity of flow adaptation of hydrogen peroxide solution, and then the rainwater treatment effect is better, simultaneously through the water flow path of baffle 11 and the formation of "U" type baffle 12, hydrogen peroxide solution mixes more fully with the river course rainwater at the flow in-process, disinfect and pollutant oxidation to the river course rainwater, the security of rainwater follow-up use has been made things convenient for the rainwater.
Moreover, a servo motor 18 is fixedly connected to the upper end face of a fixing frame 17, a rotating shaft 19 is rotatably connected to the lower end face of the fixing frame 17, one end of the rotating shaft 19 penetrates through the lower end face of the fixing frame 17 and is fixedly connected with the output end of the servo motor 18, a charging slot is formed in the upper end face of a screen disc 20, one end, away from the fixing frame 17, of the rotating shaft 19 is fixedly connected with the inner wall of the charging slot through four groups of fixing plates, a screen is arranged at the bottom of the charging slot, calcium oxide is added into the charging slot, at least one group of metal balls are further arranged inside the charging slot, the screen disc 20 is driven by the servo motor 18 to rotate to squeeze the calcium oxide through the metal balls, and meanwhile, the calcium oxide is more uniformly added into a reaction box main body 16 in a rotating mode, so that the reaction rate with river rainwater added with hydrogen peroxide is faster and better, heat generated by the reaction of the calcium oxide can completely consume hydrogen peroxide, and the influence of the hydrogen peroxide is effectively prevented.
And, through adding the flocculating agent to the inside first filter 23 one side that deviates from water-collecting baffle 24 of basin 22, flocculate together calcium hydrate and calcium hydrate absorbent impurity and the ionic contaminant of processing and filter through first filter 23, the river course rainwater after being filtered passes through shower nozzle 27 blowout tied in a bundle, start air pump 26 simultaneously and blow in the air to 28 insides of forcing pipe, the air passes through aeration head 29 blowout, and aeration head 29 spun air carries out the convection current with shower nozzle 27 spun river course rainwater tied in a bundle, the air mixes with the river course rainwater, carbon dioxide in the air and the partial calcium hydroxide reaction production calcium carbonate that dissolves in the river course rainwater, the river course rainwater is discharged after being filtered by second filter 25 secondary at last, make the rainwater effectively improve quality of water after being handled, simultaneously still be convenient for preserve.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a quick clarification plant of city river course rainwater, includes pretreatment tank (1), its characterized in that: the pretreatment tank (1) comprises a pretreatment tank main body (5), a dosing pipe (6), a fixing plate (7), a telescopic rod (8), a hydraulic cylinder (9), a water inlet pipe (10), a baffle plate (11) and a U-shaped baffle plate (12), wherein one end of the dosing pipe (6) is fixedly connected with the upper end surface of the pretreatment tank main body (5), the hydraulic cylinder (9) is fixedly connected with the upper end surface of the pretreatment tank (1), one end of the telescopic rod (8) is fixedly connected with the output end of the hydraulic cylinder (9), the other end of the telescopic rod (8) is fixedly connected with the lower end surface of the fixing plate (7), the water inlet pipe (10) is fixedly connected with one side of the pretreatment tank main body (5) deviating from the reaction tank (2), the baffle plate (11) is fixedly connected with one side inside the pretreatment tank main body (5) in two sets, the U-shaped baffle plate (12) is fixedly connected with the inside of the pretreatment tank main body (5), one side of the pretreatment tank (1) is communicated with the reaction tank (2) through a communicating pipe (4), the reaction tank (2) comprises a reaction tank main body (16), a fixing frame (17), a rotating shaft (18), a fixing frame (18) and a motor disc (17) and a servo motor fixing frame (17), one end of the rotating shaft (19) is rotatably connected to the lower end face of the fixing frame (17), the sieve tray (20) is fixedly connected to one end, deviating from the fixing frame (17), of the rotating shaft (19), the reaction box (2) deviates from one side of the pretreatment box (1) and is communicated with the purification box (3) through the communicating pipe (4), the purification box (3) comprises a purification box main body (21), a water tank (22), a first filter plate (23), a water collecting baffle plate (24), a second filter plate (25) and an air pump (26), the water tank (22) is arranged on the upper end face of the purification box main body (21), the first filter plate (23) is fixedly connected inside the water tank (22), the water collecting baffle plate (24) is fixedly connected inside the water tank (22), the second filter plate (25) is fixedly connected to the inner wall, deviating from the first filter plate (23) inside the water tank (22), and the air pump (26) is fixedly connected to the front end face of the purification box main body (21);
one end of the dosing pipe (6) penetrates through the pretreatment tank main body (5) and extends into the pretreatment tank main body (5), a piston (13) is connected inside the dosing pipe (6) in a sliding mode, a connecting rod (14) is fixedly connected to the upper end face of the piston (13), and one end, deviating from the piston (13), of the connecting rod (14) is fixedly connected to the lower end face of the fixing plate (7);
the utility model discloses a basin (22) is characterized in that water-collecting baffle (24) deviates from at least a set of shower nozzle tied in a bundle (27) of first filter (23) one side fixedly connected with, up end fixedly connected with forcing pipe (28) on air pump (26), inside forcing pipe (28) one section runs through into basin (22), and forcing pipe (28) are located water-collecting baffle (24) and deviate from one side of first filter (23) inside basin (22).
2. The rapid urban river rainwater purification device according to claim 1, wherein: the one end of inlet tube (10) stretches into pretreatment tank main part (5) inside and add pencil (6) side end face fixed connection, add inside fixedly connected with shunt (15) of pencil (6), at least a set of water hole of crossing has been seted up to shunt (15) up end, just shunt (15) are adding pencil (6) inside the top that is located inlet tube (10) and adds pencil (6) tie point.
3. The rapid urban river rainwater purification device according to claim 2, wherein: and a medicament is filled between the piston (13) and the flow divider (15) in the dosing pipe (6), and the medicament is hydrogen peroxide.
4. The rapid urban river rainwater purification device according to claim 2, wherein: the U-shaped baffle (12) encloses two groups of baffles (11) in the middle inside the pretreatment box main body (5), a water flow channel is formed between the baffles (11) and the U-shaped baffle (12), and the dosing pipe (6) extends into the pretreatment box main body (5) and is positioned between the two groups of baffles (11).
5. The rapid urban river rainwater purification device according to claim 1, wherein: one end of the rotating shaft (19) penetrates through the lower end face of the fixing frame (17) and is fixedly connected with the output end of the servo motor (18).
6. The rapid urban river rainwater purification device according to claim 1, wherein: a charging chute is formed in the upper end face of the sieve tray (20), one end, departing from the fixing frame (17), of the rotating shaft (19) is fixedly connected with the inner wall of the charging chute through four groups of fixing plates, and a screen is arranged at the bottom of the charging chute.
7. The rapid urban river rainwater purification device according to claim 1, wherein: the pressurizing pipe (28) is fixedly connected with at least one group of aeration heads (29) on one section of side end surface in the water tank (22), the number of the aeration heads (29) is equal to that of the bundling nozzles (27), and the position of each group of aeration heads (29) corresponds to one group of bundling nozzles (27).
8. The method for purifying river rainwater by using the rapid urban river rainwater purification equipment of claims 1-7 is characterized in that: river channel rainwater passes through a water inlet pipe (10), hydrogen peroxide is added into a chemical feeding pipe (6), then the height of a fixing plate (7) is continuously adjusted through a telescopic rod (8) and a hydraulic cylinder (9), the adjusting speed of the height of the fixing plate (7) is in positive correlation with the flow velocity of the river channel rainwater entering the water inlet pipe (10), then a connecting rod (14) and a piston (13) push the hydrogen peroxide to pass through a water through hole in a flow divider (15), so that the hydrogen peroxide is mixed with the river channel rainwater in the water inlet pipe (10), then the mixture enters a pretreatment box main body (5) together, and then a water flow channel is formed by a baffle plate (11) and a U-shaped baffle plate (12), the hydrogen peroxide is more fully mixed with the river channel rainwater in the flowing process, and the river channel rainwater is sterilized and oxidized by pollutants through the hydrogen peroxide;
then, a mixture of hydrogen peroxide and river rainwater is introduced into the reaction box main body (16) through a communicating pipe (4), calcium oxide is added into a charging chute on the upper end face of a sieve tray (20), a rotating shaft (19) and the sieve tray (20) are driven to rotate through a servo motor (18), the calcium oxide enters the reaction box main body (16) to be mixed and reacted with the hydrogen peroxide and the river rainwater, the reaction of the calcium oxide releases heat in the process, the hydrogen peroxide is completely reacted, meanwhile, the calcium oxide generates calcium hydroxide, and the reacted river rainwater and the calcium hydroxide are introduced into a purification box (3) together;
then to one side that inside first filter (23) of basin (22) deviates from catchment baffle (24) add the flocculating agent, flocculate calcium hydrate and calcium hydroxide adsorbed impurity and the ionic contaminant of processing together and filter through first filter (23), the river course rainwater after being filtered is through shower nozzle (27) blowout tied in a bundle, start air pump (26) simultaneously and blow in the air to forcing pipe (28) inside, the air passes through aeration head (29) blowout, and aeration head (29) spun air and shower nozzle (27) spun river course rainwater tied in a bundle carry out the convection current, the air is mixed with the river course rainwater, carbon dioxide in the air and the partial calcium hydroxide reaction production calcium carbonate of dissolving of river course rainwater, at last the river course rainwater is discharged after being filtered by second filter (25) secondary.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108793502A (en) * | 2018-07-09 | 2018-11-13 | 温州海德能环保设备科技有限公司 | A kind of rainwater treatment device |
| KR20200037174A (en) * | 2020-03-30 | 2020-04-08 | 정하익 | Functional material, manufacture, construction, cleanup, equipment, facility, building, structure |
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| CN110204096B (en) * | 2019-06-11 | 2021-12-24 | 山东中望恒力环境技术有限公司 | Integrated treatment equipment for wastewater purification |
| CN111499034A (en) * | 2020-04-18 | 2020-08-07 | 深圳市翠绿黄金精炼有限公司 | Gold processing sewage treatment plant |
| CN212212214U (en) * | 2020-05-18 | 2020-12-25 | 张建军 | Irrigation equipment is collected to town road rainwater |
| CN213537504U (en) * | 2020-08-03 | 2021-06-25 | 唐秀娟 | Environment-friendly rainwater is reprocessed and is utilized device |
| CN113006248A (en) * | 2021-04-06 | 2021-06-22 | 覃开平 | Can realize rainwater recycle's town road drainage system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108793502A (en) * | 2018-07-09 | 2018-11-13 | 温州海德能环保设备科技有限公司 | A kind of rainwater treatment device |
| KR20200037174A (en) * | 2020-03-30 | 2020-04-08 | 정하익 | Functional material, manufacture, construction, cleanup, equipment, facility, building, structure |
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