Efficient wastewater treatment equipment for municipal engineering

Abstract

The invention discloses efficient wastewater treatment equipment for municipal engineering, and relates to the technical field of wastewater treatment.The efficient wastewater treatment equipment comprises a frame body and an impurity removal mechanism arranged at the top of the frame body, a feeding mechanism is fixedly mounted on one side of the impurity removal mechanism, and the feeding mechanism is fixedly mounted on the outer surface of the frame body; and a disinfection mechanism is installed at the bottom of the impurity removal mechanism, the disinfection mechanism is fixedly installed on the inner side face of the frame body, and an operation panel is fixedly installed on the outer surface of the disinfection mechanism. According to the efficient wastewater treatment equipment for municipal engineering, large-particle impurities and floating objects in wastewater are preliminarily removed through the feeding mechanism, the wastewater and a flocculating agent are fully mixed through the impurity removal mechanism, the flocculation reaction rate is increased, small-particle impurities are separated more thoroughly, meanwhile, flocculates in water are separated from the impurities, secondary pollution is avoided, and the wastewater treatment equipment is environmentally friendly. The disinfection mechanism improves the sterilization efficiency by increasing the contact area and the reaction time of the wastewater and the disinfectant.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of wastewater treatment, in particular to a high-efficiency wastewater treatment equipment for municipal engineering. BACKGROUND

[0002] With the continuous growth of municipal wastewater discharge, large particles of impurities, suspended pollutants, harmful microorganisms and other impurities contained in wastewater not only pollute water resources, but also threaten the ecological environment and human health. However, the existing wastewater treatment equipment still has defects in use. For example, a disinfection equipment for water treatment disclosed in CN109205888B includes a disinfection pipe, a first connecting block arranged at the bottom of the disinfection pipe, and an equipment box arranged at the bottom of the first connecting block. A control button is arranged on the equipment box, a voltmeter is arranged above the control button, and a timer is arranged on one side of the voltmeter. A water inlet pipe is arranged at the top of the disinfection pipe, a water outlet pipe is arranged on one side of the water inlet pipe, a first connecting ring is arranged at the top of the water inlet pipe, a sieve plate assembly is arranged in the water inlet pipe, and the sieve plate assembly is detachably connected with the water inlet pipe. In the use process of the patent, only simple filtration and interception can be achieved, different density impurities cannot be separated, the sieve plate is easy to be blocked, the impurity removal effect is affected, frequent disassembly and cleaning are required, and the maintenance cost is high. SUMMARY

[0003] To solve the above technical problems, the present application is implemented by the following technical scheme: a high-efficiency wastewater treatment equipment for municipal engineering, comprising: a frame body and a decontamination mechanism arranged at the top of the frame body, the decontamination mechanism being used for fully reacting wastewater with flocculants and separating flocculants and impurities in water, one side of the decontamination mechanism being fixedly installed with a feeding mechanism, the feeding mechanism being fixedly installed on the outer surface of the frame body, the feeding mechanism being used for preliminarily filtering large-particle impurities and floating substances in wastewater, the bottom of the decontamination mechanism being installed with a disinfection mechanism, the disinfection mechanism being fixedly installed on the inner side of the frame body, the disinfection mechanism being used for disinfecting water after decontamination, and the outer surface of the disinfection mechanism being fixedly installed with an operation panel. The impurity removal mechanism comprises an impurity removal barrel, a gas guide member is installed at the axis of the impurity removal barrel, a mixing inner barrel is installed on the outer surface of the gas guide member, the mixing inner barrel is arranged at the inner cavity of the impurity removal barrel, the gas guide member facilitates the air to enter the mixing inner barrel, the mixing inner barrel improves the aeration efficiency, and filters the flocculation and small particle impurities in the wastewater, a connecting pipe is fixedly installed at the bottom of the impurity removal barrel, the connecting pipe is used to connect the impurity removal mechanism and the disinfection mechanism, a storage cabin is fixedly installed on the outer surface of the impurity removal barrel, the storage cabin is used to store the flocculation agent before the reaction and the flocculation and impurities after the reaction, a cabin door is rotatably installed on the surface of the storage cabin, when the impurity removal mechanism works, the initially filtered wastewater enters between the impurity removal barrel and the mixing inner barrel, the mixing inner barrel rotates, the impurities and the flocculation agent are isolated outside the mixing inner barrel, under the action of the centrifugal force, the impurities and the flocculation agent are thrown to the inner wall of the impurity removal barrel, and the mixing inner barrel guides the impurities and the flocculation agent to the storage cabin. The mixing inner barrel comprises a barrel body, the side wall of the barrel body is arranged as an inner concave arc surface structure, an air inlet pipe is fixedly installed at the axis of the top of the barrel body, the air inlet pipe is used to guide the external air into the barrel body, the top of the air inlet pipe is rotatably installed at the top of the impurity removal barrel, the outer surface of the barrel body is provided with a liquid inlet hole and a liquid guide plate, the liquid guide plate is used to guide the water flow into the barrel body, and the liquid guide plate can scrape the impurities and the generated flocculation into the storage cabin, the liquid inlet hole and the liquid guide plate are arranged at intervals, the liquid inlet hole is used to pass the impurity-removed water into the barrel body, and disperses the water to improve the aeration efficiency, and a liquid outlet pipe is fixedly installed at the bottom of the barrel body, the liquid outlet pipe is used to guide the impurity-removed water into the disinfection mechanism.

[0004] Preferably, an anti-blocking member is installed inside the liquid inlet hole, the anti-blocking member is used to prevent the impurities and the flocculation from blocking the liquid inlet hole and affecting the separation efficiency, the liquid guide plate is arranged obliquely on the outer surface of the barrel body, and the barrel body side wall cooperates with the liquid guide plate to facilitate the water to enter the barrel body, a sealing ring is fixedly installed on the outer surface of the liquid outlet pipe, the sealing ring is sealingly matched with the inner wall of the connecting pipe, and the sealing ring prevents the un-removed water from entering the disinfection mechanism through the gap between the liquid outlet pipe and the connecting pipe.

[0005] Preferably, the anti-blocking member comprises a sliding rod, the sliding rod is slidingly installed inside the liquid inlet hole, arc blocks and limiting sheets are fixedly installed at the two ends of the sliding rod respectively, the arc blocks are extrudedly matched with the outer surface of the barrel body and used to block the liquid inlet hole, and a return spring is fixedly connected between the limiting sheet and the inner wall of the barrel body, the return spring is used to improve the return elastic force, so that the arc blocks block the liquid inlet hole when the mixing inner barrel does not work.

[0006] Preferably, the edge of the arc block is fixedly connected with the outer surface of the barrel body through an elastic connecting piece, the elastic connecting piece is uniformly distributed along the axis of the arc block, the elastic connecting piece further blocks impurities from entering the liquid inlet hole, when the impurity removal mechanism works, the mixed inner barrel rotates, the sliding rod slides in the liquid inlet hole under the action of centrifugal force, the compression spring is compressed, the elastic connecting piece is stretched, the arc block moves away from the outer surface of the barrel body, and the liquid inlet channel is opened.

[0007] Preferably, the air guide piece comprises a motor, the motor is fixedly installed at the axis of the top of the impurity removal barrel through a support, the output end of the motor is fixedly connected with a transmission shaft, the bottom end of the transmission shaft is fixedly installed with a connecting ring frame, the connecting ring frame is fixedly installed at the bottom of the inner cavity of the barrel body, the connecting ring frame drives the barrel body to rotate synchronously, the outer surface of the transmission shaft is fixedly installed with a rotating drum, the outer surface of the rotating drum is fixedly installed with a fan blade, the fan blade is uniformly distributed along the axis of the rotating drum, and the fan blade guides external air to enter from the air inlet pipe.

[0008] Preferably, the feeding mechanism comprises a U-shaped water inlet pipe and a distribution pipe, the U-shaped water inlet pipe is fixedly installed on the outer surface of the impurity removal barrel, the U-shaped water inlet pipe is used for guiding wastewater into the impurity removal barrel, changing the direction of water flow, and facilitating the separation of large-particle impurities and floating substances in the wastewater, the distribution pipe is fixedly installed at the bottom of the U-shaped water inlet pipe and is arranged at the bending portion of the U-shaped water inlet pipe, the bottom of the distribution pipe is fixedly installed with a storage box, the surface of the storage box is rotatably installed with a box door, the inside of the U-shaped water inlet pipe is fixedly installed with a guide plate, the guide plate guides wastewater into the storage box, large-particle impurities are deposited at the bottom of the inner cavity of the storage box by gravity, and a filter plate is fixedly installed between the lower surface of the guide plate and the inner wall of the distribution pipe.

[0009] Preferably, the disinfection mechanism comprises a disinfection cabinet, the disinfection cabinet is fixedly installed on the inner side of the frame body, an inclined plate is fixedly installed at the top of the inner cavity of the disinfection cabinet, the inclined plate is used for uniformly dispersing wastewater after impurity removal, liquid scattering holes are formed in the surface of the inclined plate, a disinfection piece is installed in the inner cavity of the disinfection cabinet and is arranged directly below the inclined plate, the disinfection piece is used for spraying disinfectant into the wastewater, a reaction piece is fixedly installed at the bottom of the inner cavity of the disinfection cabinet, the reaction piece is used for promoting the full reaction of the disinfectant and the wastewater, and a liquid discharge pipe is fixedly installed at the bottom of the disinfection cabinet, a liquid discharge valve is installed in the inside of the liquid discharge pipe, and the liquid discharge pipe is used for discharging treated water.

[0010] Preferably, the number of the inclined plates is two, the two inclined plates are staggered and arranged on the inner wall of the disinfection cabinet, the liquid scattering holes are uniformly distributed on the surface of the inclined plates, the diameters of the liquid scattering holes gradually increase from high to low along the height direction of the inclined plates, and uniform liquid distribution is realized.

[0011] Preferably, the disinfecting device comprises a feed pipe and a rectangular liquid passage pipe, the feed pipe is connected to an external disinfectant source to guide the disinfectant into the rectangular liquid passage pipe, the outer surface of the rectangular liquid passage pipe is fixedly provided with a mounting ring, the rectangular liquid passage pipe is fixedly mounted on the inner wall of the disinfecting cabinet through the mounting ring, the feed pipe is fixedly connected to the outer surface of the rectangular liquid passage pipe, the feed pipe penetrates through the disinfecting cabinet and extends to the outside, the outer surface of the rectangular liquid passage pipe is fixedly provided with atomizing nozzles, the atomizing nozzles are equidistantly distributed on the outer surface of the rectangular liquid passage pipe, and the atomizing nozzles atomize and uniformly spray the disinfectant into the wastewater.

[0012] Preferably, the reaction device comprises a reaction disc, the reaction disc prolongs the reaction time of the wastewater and the disinfectant, the top of the outer surface of the reaction disc is provided with liquid outlet holes, the liquid outlet holes are uniformly distributed on the outer surface of the reaction disc, the liquid outlet holes are used for discharging the reacted water, the edge of the top of the reaction disc is fixedly provided with a baffle, the baffle is arranged directly above the liquid outlet holes, and the baffle prevents the disinfectant not participating in the reaction from flowing into the liquid discharge valve through the liquid outlet holes.

[0013] The application provides a high-efficiency wastewater treatment equipment for municipal engineering. (1) The high-efficiency wastewater treatment equipment for municipal engineering is provided with an inlet mechanism, municipal wastewater first flows into the U-shaped water inlet pipe, the water flow direction is changed through the U-shaped structure, large-particle impurities sink under the action of gravity, are guided into the distribution pipe through the guide plate and finally deposit in the impurity storage box, meanwhile, lighter floating objects are intercepted by the filter plate below the guide plate, the preliminarily filtered wastewater continues to flow to the impurity removal mechanism, the inlet mechanism can remove large-particle impurities and floating objects in advance, avoids the blockage of the liquid inlet hole, the guide plate and other components of the subsequent impurity removal mechanism and improves the continuity of the overall treatment process.

[0014] (2) The high-efficiency wastewater treatment equipment for municipal engineering is provided with an impurity removal mechanism, the filtered wastewater enters the annular space between the impurity removal barrel and the mixing inner barrel, the motor drives the transmission shaft to rotate, drives the mixing inner barrel to rotate synchronously, the fan blades on the rotating drum guide the external air to enter the barrel through the air inlet pipe, the wastewater and the flocculating agent added in the impurity storage cabin are fully mixed under the action of aeration and centrifugal force to form flocculating bodies, the impurities and the flocculating bodies are thrown to the inner wall of the impurity removal barrel and are scraped into the impurity storage cabin through the inclined guide plate, the cleaned water after impurity removal enters the barrel through the liquid inlet hole and then flows to the disinfection mechanism through the liquid outlet pipe, the impurity removal mechanism makes the wastewater and the flocculating agent mix more fully, improves the flocculation reaction rate and makes the separation of small-particle impurities more thorough, the impurities are guided into the impurity storage cabin through the guide plate to avoid secondary pollution.

[0015] (Three), the high -efficient municipal engineering wastewater treatment equipment, through the setting of the anti -blocking spare, the centrifugal force generated by the mixed inner bucket rotation drives the slide rod to slide outward in the liquid inlet hole, the reset spring compression, the cam block is far from the outer surface of the barrel, the elastic connecting piece is stretched, the liquid inlet channel is opened, the clear water enters the barrel smoothly, when the equipment stops, the centrifugal force disappears, the reset spring pushes the slide rod to reset, the cam block is extruded and attached to the outer surface of the barrel, the elastic connecting piece is contracted, the liquid inlet hole is blocked, the anti -blocking spare solves the problem of easy blockage of the liquid inlet hole of the traditional equipment, without manual frequent cleaning, reduce the maintenance cost.

[0016] (Four), the high -efficient municipal engineering wastewater treatment equipment, through the setting of the disinfection mechanism, the clear water after impurity removal enters the disinfection cabinet through the connecting pipe, first contacts the staggered inclined inclined plate, realizes uniform liquid distribution through the surface aperture by high to low gradually increasing liquid distribution hole, at the same time, the external disinfectant enters the rectangular liquid passage through the feed pipe, is atomized after passing through the equidistant distribution atomizing nozzle, is uniformly sprayed on the wastewater, the preliminary mixed wastewater falls into the reaction disc, increases the reaction time of the wastewater and the disinfectant, improves the sterilization efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall structure schematic view of the application; Figure 2 It is the appearance schematic view of the application; Figure 3 It is the part section view of the feeding mechanism of the application; Figure 4 It is the structure schematic view of the impurity removal mechanism of the application; Figure 5 It is the part section view of the impurity removal mechanism of the application; Figure 6 It is the structure schematic view of the mixed inner bucket of the application; Figure 7 It is the structure schematic view of the anti -blocking spare of the application; Figure 8 It is the position relation diagram of the frame and disinfection mechanism of the application; Figure 9 It is the structure schematic view of the disinfection mechanism of the application; Figure 10 It is the part section view of the disinfection cabinet of the application; Figure 11 It is the structure schematic view of the reaction piece of the application.

[0018] As shown in the figure, 1 is a frame body, 2 is a feeding mechanism, 21 is a U-shaped water inlet pipe, 22 is a liquid separation pipe, 23 is a sundry storage box, 24 is a box door, 25 is a guide plate, 26 is a filter plate, 3 is a sundry removal mechanism, 31 is a sundry removal barrel, 32 is an air guide piece, 321 is a motor, 322 is a transmission shaft, 323 is a connecting ring frame, 324 is a rotating drum, 325 is a fan blade, 33 is a mixing inner barrel, 331 is a barrel body, 332 is an air inlet pipe, 333 is a liquid inlet hole, 334 is an anti-blocking piece, 3341 is a sliding rod, 3342 is an arc surface block, 3343 is an elastic connecting piece, 3344 is a limiting piece, 3345 is a reset spring, 335 is a liquid guide plate, 336 is a liquid outlet pipe, 337 is a sealing ring, 34 is a connecting pipe, 35 is a sundry storage cabin, 36 is a cabin door, 4 is a disinfection mechanism, 41 is a disinfection cabinet, 42 is an inclined plate, 43 is a liquid dispersion hole, 44 is a disinfection piece, 441 is a feeding pipe, 442 is a rectangular liquid passage pipe, 443 is a mounting ring frame, 444 is an atomizing nozzle, 45 is a reaction piece, 451 is a reaction disc, 452 is a liquid outlet hole, 453 is a baffle, 46 is a liquid discharge pipe, 47 is a liquid discharge valve, and 5 is an operation panel. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0020] In a first embodiment, referring to Figures 1-3 The present application provides a technical solution: a high-efficiency wastewater treatment equipment for municipal engineering, comprising: a frame body 1 and a sundry removal mechanism 3 arranged on the top of the frame body 1, the sundry removal mechanism 3 being used for fully reacting the wastewater with a flocculant and separating flocculating substances and impurities in the water, one side of the sundry removal mechanism 3 being fixedly installed with a feeding mechanism 2, the feeding mechanism 2 being fixedly installed on the outer surface of the frame body 1, the feeding mechanism 2 being used for preliminarily filtering large-particle impurities and floating substances in the wastewater, the bottom of the sundry removal mechanism 3 being installed with a disinfection mechanism 4, the disinfection mechanism 4 being fixedly installed on the inner side of the frame body 1, the disinfection mechanism 4 being used for disinfecting the water after the sundry removal, and the outer surface of the disinfection mechanism 4 being fixedly installed with an operation panel 5; The feeding mechanism 2 comprises a U-shaped water inlet pipe 21 and a liquid distribution pipe 22. The U-shaped water inlet pipe 21 is fixedly installed on the outer surface of the impurity removal barrel 31 and is used to guide the wastewater into the impurity removal barrel 31 while changing the direction of the water flow, thereby facilitating the separation of large-particle impurities and floating substances in the wastewater. The liquid distribution pipe 22 is fixedly installed at the bottom of the U-shaped water inlet pipe 21 and is arranged at the bending portion of the U-shaped water inlet pipe 21. The bottom of the liquid distribution pipe 22 is fixedly installed with a storage box 23. The surface of the storage box 23 is rotatably installed with a box door 24. The inner portion of the U-shaped water inlet pipe 21 is fixedly installed with a guide plate 25. The guide plate 25 guides the wastewater into the storage box 23. The large-particle impurities are deposited at the bottom of the inner cavity of the storage box 23 by gravity. The lower surface of the guide plate 25 is fixedly installed with a filter plate 26 between the inner wall of the liquid distribution pipe 22. The filter plate 26 is used to filter lighter floating substances.

[0021] In the second embodiment, on the basis of the first embodiment, referring to Figures 4-7 As shown in the drawings, the impurity removal mechanism 3 comprises an impurity removal barrel 31. The shaft center of the impurity removal barrel 31 is installed with a gas guide member 32. The outer surface of the gas guide member 32 is installed with a mixing inner barrel 33. The mixing inner barrel 33 is arranged at the inner cavity of the impurity removal barrel 31. The gas guide member 32 promotes the air to enter the mixing inner barrel 33. The mixing inner barrel 33 improves the aeration efficiency and filters the flocculating substances and small-particle impurities in the wastewater. The bottom of the impurity removal barrel 31 is fixedly installed with a connecting pipe 34. The connecting pipe 34 is used to connect the impurity removal mechanism 3 and the disinfection mechanism 4 in communication. The outer surface of the impurity removal barrel 31 is fixedly installed with a storage cabin 35. The storage cabin 35 is used to store the flocculating agent before the reaction and the flocculating substances and impurities after the reaction. The surface of the storage cabin 35 is rotatably installed with a cabin door 36. When the impurity removal mechanism 3 works, the initially filtered wastewater enters between the impurity removal barrel 31 and the mixing inner barrel 33. The mixing inner barrel 33 rotates. The impurities and the flocculating agent are isolated outside the mixing inner barrel 33. Under the action of the centrifugal force, the impurities and the flocculating agent are thrown to the inner wall of the impurity removal barrel 31. The mixing inner barrel 33 guides the impurities and the flocculating agent to the storage cabin 35. The mixing inner barrel 33 comprises a barrel body 331. The sidewall of the barrel body 331 is arranged as an inner concave arc surface structure. The shaft center of the top of the barrel body 331 is fixedly installed with an air inlet pipe 332. The air inlet pipe 332 is used to guide the external air into the barrel body 331. The top of the air inlet pipe 332 is rotatably installed at the top of the impurity removal barrel 31. The outer surface of the barrel body 331 is provided with a liquid inlet hole 333 and a liquid guide plate 335. The liquid guide plate 335 is used to guide the water flow into the barrel body 331. Meanwhile, the liquid guide plate 335 can scrape the impurities and the generated flocculating substances into the storage cabin 35. The liquid inlet hole 333 and the liquid guide plate 335 are arranged at intervals. The liquid inlet hole 333 is used to guide the impurity-removed water into the barrel body 331 while dispersing the water to improve the aeration efficiency. The bottom of the barrel body 331 is fixedly installed with a liquid outlet pipe 336. The liquid outlet pipe 336 is used to guide the impurity-removed water into the disinfection mechanism 4. The inside of the liquid inlet hole 333 is provided with a blockage prevention piece 334, which is used to prevent impurities and flocculation from blocking the liquid inlet hole 333 and affecting the separation efficiency. The liquid guide plate 335 is obliquely arranged on the outer surface of the barrel body 331. The sidewall of the barrel body 331 cooperates with the liquid guide plate 335 to promote water into the inside of the barrel body 331. The outer surface of the liquid outlet pipe 336 is fixedly provided with a sealing ring 337, which is sealingly matched with the inner wall of the connecting pipe 34. The sealing ring 337 prevents the water that has not been impurity-removed from entering the disinfection mechanism 4 through the gap between the liquid outlet pipe 336 and the connecting pipe 34. The blockage prevention piece 334 includes a sliding rod 3341 slidingly arranged in the inside of the liquid inlet hole 333. The two ends of the sliding rod 3341 are fixedly provided with an arc block 3342 and a limiting sheet 3344, respectively. The arc block 3342 is press-fitted with the outer surface of the barrel body 331 and is used to block the liquid inlet hole 333. The limiting sheet 3344 is fixedly connected with the inner wall of the barrel body 331 through a return spring 3345. The return spring 3345 is used to improve the return force, so that the arc block 3342 blocks the liquid inlet hole 333 when the mixing inner barrel 33 is not working. The edge of the arc block 3342 is fixedly connected with the outer surface of the barrel body 331 through an elastic connecting sheet 3343, which is uniformly distributed along the axis of the arc block 3342. The elastic connecting sheet 3343 further blocks the impurities from entering the liquid inlet hole 333. When the impurity-removing mechanism 3 is working, the mixing inner barrel 33 rotates under the action of the centrifugal force. The sliding rod 3341 slides in the liquid inlet hole 333. The return spring 3345 is compressed, the elastic connecting sheet 3343 is stretched, the arc block 3342 moves away from the outer surface of the barrel body 331, and the liquid inlet passage is opened. The air guide piece 32 includes a motor 321 fixedly arranged on the axis of the top of the impurity-removing barrel 31 through a support. The output end of the motor 321 is fixedly connected with a transmission shaft 322. The bottom end of the transmission shaft 322 is fixedly provided with a connecting ring frame 323, which is fixedly arranged at the bottom of the inner cavity of the barrel body 331. The connecting ring frame 323 drives the barrel body 331 to synchronously rotate. The outer surface of the transmission shaft 322 is fixedly provided with a rotating drum 324. The outer surface of the rotating drum 324 is fixedly provided with a plurality of fan blades 325, which are uniformly distributed along the axis of the rotating drum 324. The fan blades 325 guide the outside air to enter from the air inlet pipe 332.

[0022] The third embodiment is based on the first and second embodiments. Please refer to Figures 8-11As shown, the disinfection mechanism 4 comprises a disinfection cabinet 41 fixedly installed on the inner side of the frame body 1, a slope plate 42 fixedly installed on the top of the inner cavity of the disinfection cabinet 41, the slope plate 42 being used for uniformly dispersing the wastewater after impurity removal, a liquid dispersion hole 43 being formed on the surface of the slope plate 42, a disinfection member 44 being installed in the inner cavity of the disinfection cabinet 41, the disinfection member 44 being arranged directly below the slope plate 42 and being used for spraying disinfectant into the wastewater, a reaction member 45 being fixedly installed on the bottom of the inner cavity of the disinfection cabinet 41, the reaction member 45 being used for promoting the full reaction of the disinfectant and the wastewater, and a liquid discharge pipe 46 being fixedly installed on the bottom of the disinfection cabinet 41, the liquid discharge pipe 46 being internally provided with a liquid discharge valve 47 and being used for discharging the treated water; The number of the slope plates 42 is two, and the two slope plates 42 are arranged in an interlaced manner on the inner wall of the disinfection cabinet 41. The liquid dispersion holes 43 are uniformly distributed on the surface of the slope plate 42, and the hole diameter of the liquid dispersion hole 43 gradually increases from high to low along the height direction of the slope plate 42, so as to realize uniform liquid distribution.

[0023] The disinfection member 44 comprises a feeding pipe 441 and a rectangular liquid passing pipe 442. The feeding pipe 441 is connected with an external disinfectant source and guides the disinfectant into the rectangular liquid passing pipe 442. The rectangular liquid passing pipe 442 is fixedly installed on the inner wall of the disinfection cabinet 41 through a mounting ring 443 fixedly installed on the outer surface of the rectangular liquid passing pipe 442. The feeding pipe 441 is fixedly connected to the outer surface of the rectangular liquid passing pipe 442 and penetrates through the disinfection cabinet 41 and extends to the outside thereof. The outer surface of the rectangular liquid passing pipe 442 is fixedly installed with atomizing nozzles 444 which are equidistantly distributed on the outer surface of the rectangular liquid passing pipe 442. The atomizing nozzles 444 atomize the disinfectant and uniformly spray the atomized disinfectant into the wastewater. The reaction member 45 comprises a reaction disc 451 which prolongs the reaction time of the wastewater and the disinfectant. The outer surface of the reaction disc 451 is provided with liquid outlet holes 452 which are uniformly distributed on the outer surface of the reaction disc 451 and are used for discharging the reacted water. The edge of the top of the reaction disc 451 is fixedly installed with a baffle 453 which is arranged directly above the liquid outlet holes 452 and prevents the disinfectant not participating in the reaction from directly flowing into the liquid discharge valve 47 through the liquid outlet holes 452.

[0024] In use, the municipal wastewater is introduced into the equipment through the U-shaped water inlet pipe 21 of the feeding mechanism 2. When the water flow passes through the guide plate 25, the large-particle impurities are settled to the liquid distribution pipe 22 under the action of gravity and fall into the lower impurity storage box 23, and the lighter floating objects are intercepted by the filter plate 26 and remain in the impurity storage box 23. The preliminarily filtered wastewater enters the annular space between the dedusting barrel 31 and the mixing inner barrel 33 of the dedusting mechanism 3 along the U-shaped water inlet pipe 21, the motor 321 is started, the connecting ring frame 323 and the mixing inner barrel 33 are synchronously rotated through the transmission shaft 322, the fan blades 325 rotate with the rotating drum 324, the external air is introduced into the barrel body 331 from the air inlet pipe 332, and aeration is realized; The flocculants added in the wastewater fully contact with the suspended matters in the water and form flocculation bodies under the action of aeration and rotating stirring, and the flocculation bodies and impurities with large density are thrown to the inner wall of the dedusting barrel 31 under the action of centrifugal force, the guide plate 335 rotates with the barrel body 331, the flocculation bodies and impurities adhered to the inner wall are scraped and introduced into the storage cabin 35; When the mixing inner barrel 33 rotates, the slide rod 3341 of the anti-blocking piece 334 slides outward under the action of centrifugal force, the return spring 3345 is compressed, the arc surface block 3342 leaves the outer surface of the barrel body 331, the elastic connecting piece 3343 is stretched, the liquid inlet hole 333 is opened, the dedusted clean water enters the barrel body 331 through the liquid inlet hole 333, and the water flow is dispersed into fine liquid flow due to the uniform distribution of the liquid inlet hole 333 and cooperation with aeration, and the aeration efficiency is improved; The dedusted water entering the barrel body 331 flows out from the liquid outlet pipe 336 at the bottom, the sealing ring 337 guarantees the sealing between the liquid outlet pipe 336 and the connecting pipe 34, prevents the water that has not been dedusted from directly flowing into the disinfecting mechanism 4, the dedusted water enters the disinfecting cabinet 41 through the connecting pipe 34, the dedusted water first contacts the inclined plate 42, is uniformly dispersed and falls through the liquid dispersion holes 43 on the surface, and the water flow is secondarily dispersed in the falling process due to the staggered inclination of the two inclined plates 42 and the gradually increasing hole diameter of the liquid dispersion holes 43 from high to low; The feed pipe 441 of the disinfecting piece 44 is connected to an external disinfecting liquid source, disinfecting liquid is transported to the rectangular liquid passage pipe 442, the disinfecting liquid is atomized by the atomizing nozzle 444, is uniformly sprayed on the wastewater, initial disinfection is realized, the wastewater mixed with the disinfecting liquid falls into the reaction disc 451 of the reaction piece 45, the wastewater forms a cyclone in the reaction disc 451, the contact time with the disinfecting liquid is prolonged, the sterilization reaction is ensured to be fully performed, and the baffle 453 prevents the liquid that has not been completely reacted from directly discharging from the liquid outlet hole 452; The treated water after the reaction is completed flows into the bottom of the disinfecting cabinet 41 through the liquid outlet hole 452, and finally discharges out of the equipment through the liquid discharge pipe 46 and the liquid discharge valve 47, and the whole treatment operation is completed.

[0025] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it should be taken in a descriptive sense and not a limiting sense.

[0026] While the embodiments of the application have been shown and described herein, it is to be understood that the application is not limited to these embodiments. Rather, many modifications, changes, substitutions, and alterations can be made thereto without departing from the spirit and scope of the present application as defined by the appended claims and their equivalents.

Claims

1. A high efficient wastewater treatment apparatus for municipal engineering, characterized by, Include: The frame (1), and the top of the impurity removal mechanism (3) is fixedly installed on one side of the feeding mechanism (2), the feeding mechanism (2) is fixedly installed on the outer surface of the frame (1), the bottom of the impurity removal mechanism (3) is installed with disinfection mechanism (4), the disinfection mechanism (4) is fixedly installed on the inner side of the frame (1), the outer surface of the disinfection mechanism (4) is fixedly installed with operation panel (5); The impurity removal mechanism (3) includes a decontamination barrel (31), a gas guide (32) is installed at the axis of the decontamination barrel (31), a mixing inner barrel (33) is installed on the outer surface of the gas guide (32), the mixing inner barrel (33) is arranged in the inner cavity of the decontamination barrel (31), a connecting pipe (34) is fixedly installed at the bottom of the decontamination barrel (31), a storage cabin (35) is fixedly installed on the outer surface of the decontamination barrel (31), a cabin door (36) is rotatably installed on the surface of the storage cabin (35); The mixing inner barrel (33) includes a barrel body (331), the sidewall of the barrel body (331) is arranged as an inner concave arc surface structure, an air inlet pipe (332) is fixedly installed at the axis of the top of the barrel body (331), the top of the air inlet pipe (332) is rotatably installed on the top of the decontamination barrel (31), a liquid inlet hole (333) and a liquid guide plate (335) are arranged on the outer surface of the barrel body (331), the liquid inlet hole (333) and the liquid guide plate (335) are arranged at intervals, and a liquid outlet pipe (336) is fixedly installed at the bottom of the barrel body (331).

2. A high efficiency wastewater treatment plant for municipal engineering use as claimed in claim 1, wherein: The inside of the liquid inlet hole (333) is provided with an anti-blocking piece (334), the liquid guide plate (335) is inclinedly arranged on the outer surface of the barrel body (331), a sealing ring (337) is fixedly installed on the outer surface of the liquid outlet pipe (336), and the sealing ring (337) is sealingly matched with the inner wall of the connecting pipe (34).

3. A high efficiency wastewater treatment plant for municipal engineering use as claimed in claim 2, wherein: The anti-blocking piece (334) includes a sliding rod (3341), the sliding rod (3341) is slidingly installed in the liquid inlet hole (333), arc blocks (3342) and limiting sheets (3344) are fixedly installed at both ends of the sliding rod (3341) respectively, and a return spring (3345) is fixedly connected between the limiting sheet (3344) and the inner wall of the barrel body (331).

4. A high efficiency wastewater treatment plant for municipal engineering use as claimed in claim 3, wherein: The edge of the arc block (3342) is fixedly connected with the outer surface of the barrel body (331) through an elastic connecting sheet (3343), and the elastic connecting sheet (3343) is uniformly distributed along the axis of the arc block (3342).

5. The high efficiency wastewater treatment apparatus for municipal engineering according to claim 1, characterized in that: The air guide piece (32) comprises a motor (321) fixedly installed at the shaft center of the top of the impurity removal barrel (31), the output end of the motor (321) is fixedly connected with a transmission shaft (322), the bottom end of the transmission shaft (322) is fixedly installed with a connecting ring frame (323), the connecting ring frame (323) is fixedly installed at the bottom of the inner cavity of the barrel body (331), the outer surface of the transmission shaft (322) is fixedly installed with a rotating drum (324), the outer surface of the rotating drum (324) is fixedly installed with a fan blade (325), and the fan blades (325) are evenly distributed along the shaft center of the rotating drum (324).

6. A high efficiency wastewater treatment plant for municipal engineering use as claimed in claim 1, wherein: The feeding mechanism (2) comprises a U-shaped water inlet pipe (21) and a liquid distribution pipe (22), the U-shaped water inlet pipe (21) is fixedly installed on the outer surface of the impurity removal barrel (31), the liquid distribution pipe (22) is fixedly installed at the bottom of the U-shaped water inlet pipe (21), and the liquid distribution pipe (22) is arranged at the bending portion of the U-shaped water inlet pipe (21), the bottom of the liquid distribution pipe (22) is fixedly installed with a storage box (23), the surface of the storage box (23) is rotatably installed with a box door (24), the inner portion of the U-shaped water inlet pipe (21) is fixedly installed with a guide plate (25), and the lower surface of the guide plate (25) and the inner wall of the liquid distribution pipe (22) are fixedly installed with a filter plate (26).

7. A high efficiency wastewater treatment plant for municipal engineering use as claimed in claim 1, wherein: The disinfection mechanism (4) comprises a disinfection cabinet (41), the disinfection cabinet (41) is fixedly installed on the inner side of the frame body (1), the top of the inner cavity of the disinfection cabinet (41) is fixedly installed with an inclined plate (42), the surface of the inclined plate (42) is provided with a liquid distribution hole (43), the inner cavity of the disinfection cabinet (41) is installed with a disinfection piece (44), the disinfection piece (44) is arranged directly below the inclined plate (42), the bottom of the disinfection cabinet (41) is fixedly installed with a reaction piece (45), and the bottom of the disinfection cabinet (41) is fixedly installed with a liquid discharge pipe (46), the inner portion of the liquid discharge pipe (46) is installed with a liquid discharge valve (47).

8. A high efficiency wastewater treatment plant for municipal engineering use as claimed in claim 7, wherein: The number of the inclined plates (42) is two, and the two inclined plates (42) are staggered and arranged at the inner wall of the disinfection cabinet (41), the liquid distribution holes (43) are evenly distributed on the surface of the inclined plate (42), and the hole diameters of the liquid distribution holes (43) gradually increase from high to low along the height direction of the inclined plate (42).

9. A high efficiency wastewater treatment plant for municipal engineering use as claimed in claim 7, wherein: The disinfection piece (44) comprises a feeding pipe (441) and a rectangular liquid passing pipe (442), the outer surface of the rectangular liquid passing pipe (442) is fixedly installed with a mounting ring frame (443), the rectangular liquid passing pipe (442) is fixedly installed at the inner wall of the disinfection cabinet (41) through the mounting ring frame (443), the feeding pipe (441) is fixedly connected to the outer surface of the rectangular liquid passing pipe (442), the feeding pipe (441) penetrates through the disinfection cabinet (41) and extends to the outer side thereof, the outer surface of the rectangular liquid passing pipe (442) is fixedly installed with an atomizing nozzle (444), and the atomizing nozzles (444) are equidistantly distributed on the outer surface of the rectangular liquid passing pipe (442).

10. A high efficiency wastewater treatment plant for municipal engineering use as claimed in claim 7, wherein: The reaction piece (45) comprises a reaction disc (451), a top of an outer surface of the reaction disc (451) is provided with liquid outlet holes (452), the liquid outlet holes (452) are uniformly distributed on the outer surface of the reaction disc (451), and a baffle (453) is fixedly installed at an edge of the top of the reaction disc (451), the baffle (453) is arranged directly above the liquid outlet holes (452).

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