Breed emission filtration equipment of sewage
Technical Field
The invention relates to the technical field of aquaculture sewage treatment, in particular to a device for discharging and filtering aquaculture sewage.
Background
In recent years, with the development of economy and the improvement of the living standard of people, the demand of livestock products is continuously increased, however, a series of breeding sewage is inevitably generated in the livestock breeding process, and is directly discharged or enters rivers and lakes along with the washing of rainwater, so that the water body becomes black and smelly, the water quality is deteriorated, and in real life, people often treat the breeding sewage through a discharging and filtering device of the breeding sewage.
In fact, current breed sewage's emission filtration equipment simple structure has filter screen and sedimentation tank to constitute mostly, and the filter screen takes place to block up easily in addition, needs artifical periodic cleaning, is not ideal to the sewage treatment effect among the prior art in addition to lead to not reaching emission standard's breed sewage and discharge the external world.
Disclosure of Invention
The invention aims to solve the defects that a filter screen is inconvenient to clean and the sewage treatment effect is not ideal in the prior art, and therefore the invention provides the culture sewage discharge and filtration equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
a device for discharging and filtering breeding sewage comprises a first processing box and a second processing box, wherein a water inlet pipe is fixedly communicated with the center of the upper side wall of the first processing box, a coarse filter screen is arranged in the first processing box, a coarse slag cleaning device corresponding to the coarse filter screen is arranged in the first processing box, a first sedimentation port is arranged on the lower side wall of the first processing box, a first discharging cover is arranged in the first sedimentation port, the first processing box and the second processing box are communicated through a first water pipe, a first water pump communicated with the first water pipe is arranged on the side wall of the first processing box, a first valve is arranged at one end, close to the first processing box, of the first water pipe, a feeding port is arranged at the center of the upper side wall of the second processing box, a corresponding piston is arranged in the feeding port, a uniform stirring device is arranged in the second processing box, and a second sedimentation port is fixedly arranged on the lower side wall of the second processing box, the utility model discloses a water treatment tank, including first water service pipe, second sedimentation port, second valve, water quality testing device, water inlet pipe and drain pipe, be provided with corresponding second unloading lid in the second sedimentation port, the fixed intercommunication of one end that first water service pipe was kept away from to the second treatment case has the second water service pipe, the one end that the second water service pipe is close to the second treatment case of second water service pipe is provided with the second valve, the fixed intercommunication of one end that the second water service pipe was kept away from to the second water service pipe has the cartridge filter, be provided with third valve and water quality testing device on the drain pipe, and water quality testing device is located between cartridge filter and the third valve, fixed intercommunication has the back flow between inlet tube and the drain pipe, second treatment case lateral wall is provided with the second water pump with the back flow intercommunication, and.
Preferably, the coarse slag cleaning device comprises a first hollow cylinder and a first motor, the first motor is fixedly arranged on the side wall of the first processing box, the inner end wall of the first hollow cylinder is rotatably connected with a first reciprocating screw rod, a first motor output shaft penetrates through the side wall of the first processing box inwards and is fixedly connected with the first reciprocating screw rod, a matched first bearing is arranged at the joint of the side wall of the first processing box and the first motor output shaft, a first moving nut is connected onto the first reciprocating screw rod in a threaded manner, a first connecting rod is fixedly connected onto the side wall of the first moving nut, a communicated first strip-shaped opening is arranged on the lower side wall of the first hollow cylinder, the width of the first strip-shaped opening is smaller than the inner diameter of the first hollow cylinder, the first connecting rod penetrates through the first strip-shaped opening and is fixedly connected with a push plate, the push plate abuts against the upper side wall of the coarse filter screen, and a slag discharging port matched with the push plate is arranged at one end, away from the first, and a plugging device matched with the slag discharging port is arranged in the side wall of the first treatment box.
Preferably, plugging device includes shutoff board and cavity, the cavity is located row cinder notch top, and cavity upside inner wall fixedly connected with electric telescopic handle, electric telescopic handle lower extreme and shutoff board fixed connection, the sealed sliding connection of shutoff board and cavity lower side wall.
Preferably, the uniform stirring device comprises a second motor and a second hollow cylinder, the second motor is fixedly arranged on the outer side wall of the second treatment box, the inner end wall of the second hollow cylinder is rotatably connected with a second reciprocating screw rod, the output shaft of the second motor inwards penetrates through the side wall of the second treatment box and is fixedly connected with the second reciprocating screw rod, a matched second bearing is arranged at the joint of the side wall of the second treatment box and the output shaft of the second motor, a second moving nut is connected onto the second reciprocating screw rod in a threaded manner, a fixed block is fixedly arranged on the side wall of the second moving nut, a second connecting rod is rotatably connected onto the fixed block, the second connecting rod upwards penetrates through the fixed block and is fixedly connected with a circular gear, a rack meshed with the circular gear is arranged in the second hollow cylinder, a second strip-shaped opening is arranged on the lower side wall of the second hollow cylinder and is communicated with the lower side wall of the second hollow cylinder, and the width, the second connecting rod penetrates through the strip-shaped opening downwards and is fixedly connected with a stirring rod, and a plurality of groups of uniformly distributed stirring blades are arranged on the stirring rod.
Preferably, the multiple groups of stirring blades are all arranged in a snake shape and are made of stainless steel materials.
Preferably, the fine filtering device comprises a fine filtering net, an activated carbon filtering layer and a glass fiber filtering layer, the fine filtering net is arranged close to the second water through pipe, and the glass fiber filtering layer is arranged close to the water through pipe.
Preferably, the side wall of the first treatment box is provided with a transparent observation window.
Preferably, a layer of sealing rubber ring is wrapped around the plugging plate.
The invention has the beneficial effects that:
the first motor, the first hollow cylinder, the first reciprocating screw rod, the first moving nut, the first connecting rod and the push plate are matched for use, large-particle materials on the coarse filter screen can be cleaned in time, the filter screen is prevented from being blocked, manual cleaning is not needed, the slag discharging port can be selectively opened when needed through the arrangement of the electric telescopic rod of the blocking plate, and the slag discharging port can be closed conveniently during work;
through the matched use of the second motor, the second hollow cylinder, the second reciprocating screw rod, the second moving nut, the circular gear, the rack, the stirring rod and the stirring blade, the sewage at all positions in the second treatment box can be stirred, so that the sterilizing and disinfecting medicine and the flocculating agent added into the second treatment box can be fully mixed with the sewage, and the treatment effect and the treatment efficiency of the aquaculture sewage are improved;
the fine filter screen can filter impurity particles in the aquaculture sewage, the active carbon filter layer has the effects of sterilizing, disinfecting and removing peculiar smell, the glass fiber filter layer can filter fine particles in the sewage, and secondary treatment can be performed on the sewage when the discharged sewage does not meet the discharge standard.
Drawings
FIG. 1 is a schematic view of the overall structure of a device for discharging and filtering aquaculture wastewater according to the present invention;
FIG. 2 is a schematic view of the internal structure of a first treatment tank of the drainage and filtration device for aquaculture wastewater according to the present invention;
FIG. 3 is a schematic cross-sectional view of a first treatment tank of a discharge filtration apparatus for aquaculture wastewater according to the present invention;
FIG. 4 is a schematic cross-sectional view of a second treatment tank of the drainage and filtration device for aquaculture wastewater according to the present invention;
FIG. 5 is an enlarged view at A in FIG. 4;
fig. 6 is a schematic view of the internal structure of a filter cartridge of a drainage filter device for aquaculture wastewater according to the present invention.
In the figure: 1 a first treatment box, 2 a second treatment box, 3 a water inlet pipe, 4 a first discharging cover, 5 a first water pipe, 6 a first valve, 7 a first water pump, 8 a first motor, 9 a transparent observation window, 10 a charging hole, 11 a second discharging cover, 12 a second water pipe, 13 a second valve, 14 a second motor, 15 a filter cartridge, 16 a drain pipe, 17 a water quality detection device, 18 a third valve, 19 a return pipe, 20 a fourth valve, 21 a second water pump, 22 coarse filter screens, 23 push plates, 24 first connecting rods, 25 first hollow cylinders, 26 slag discharge ports, 27 plugging plates, 28 electric telescopic rods, 29 first reciprocating screw rods, 30 first movable nuts, 31 second hollow cylinders, 32 second reciprocating screw rods, 33 racks, 34 stirring rods, 35 stirring blades, 36 second movable nuts, 37 second connecting rods, 38 circular gears, 39 fixed blocks, 40 fine filter screens, 41 activated carbon filter layers and 42 glass fiber filter layers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, a device for discharging and filtering aquaculture sewage, comprising a first treatment tank 1 and a second treatment tank 2, wherein in practical use, the first treatment tank 1 and the second treatment tank 2 can be set as a tank body, the specifications of the first treatment tank 1 and the second treatment tank 2 can be correspondingly enlarged or reduced according to the volume of the sewage to be treated, a transparent observation window 9 is arranged on the side wall of the first treatment tank 1, the internal condition of the first treatment tank 1 can be observed in time by arranging the transparent observation window 9 on the side wall of the first treatment tank 1, a water inlet pipe 3 is fixedly communicated with the center of the side wall of the first treatment tank 1, a coarse filter screen 22 is arranged in the first treatment tank 1, a coarse slag cleaning device corresponding to the coarse filter screen 22 is arranged in the first treatment tank 1, the coarse slag cleaning device comprises a first hollow cylinder 25 and a first motor 8, the first motor 8 is fixedly arranged on the side wall of the first treatment tank 1, the inner end wall of the first hollow cylinder 25 is rotatably connected with a first reciprocating screw 29, the output shaft of the first motor 8 penetrates through the side wall of the first processing box 1 and is fixedly connected with the first reciprocating screw 29, the connection part of the side wall of the first processing box 1 and the output shaft of the first motor 8 is provided with a matched first bearing, the first reciprocating screw 29 is in threaded connection with a first moving nut 30, the lower side wall of the first moving nut 30 is fixedly connected with a first connecting rod 24, the lower side wall of the first hollow cylinder 25 is provided with a communicated first strip-shaped opening, the width of the first strip-shaped opening is smaller than the inner diameter of the first hollow cylinder 25, the first connecting rod 24 penetrates through the first strip-shaped opening and is fixedly connected with a push plate 23, the push plate 23 is abutted against the upper side wall of the coarse filter screen 22, one end of the processing box, far away from the first motor 8, is provided with a slag discharge port 26 matched with the push plate 23, the first reciprocating screw 29, the first moving nut 30, the first connecting rod 24 and the push plate 23 are used in a matched manner, large-particle materials on the coarse filter screen 22 can be cleaned in time, the coarse filter screen 22 is prevented from being blocked, manual cleaning is not needed, a blocking device matched with the slag discharge port 26 is arranged in the side wall of the first treatment box 1 and comprises a blocking plate 27 and a cavity, a layer of sealing rubber ring is wrapped around the blocking plate 27 and is arranged to prevent sewage in the first treatment box 1 from flowing out through a gap between the blocking plate 27 and the first treatment box 1, the cavity is positioned above the slag discharge port 26, an electric telescopic rod 28 is fixedly connected to the inner wall of the upper side of the cavity, the lower end of the electric telescopic rod 28 is fixedly connected with the blocking plate 27, the blocking plate 27 is connected with the side wall of the cavity in a sealing and sliding manner, the electric telescopic rod 28 is arranged through the blocking plate 27, the slag discharge port 26 can be selectively opened when, when the device works, the slag discharging port 26 is closed, the convenience is realized, a first sedimentation port is formed in the lower side wall of the first treatment box 1, a first discharging cover 4 is arranged in the first sedimentation port, the first treatment box 1 is communicated with the second treatment box 2 through a first water through pipe 5, a first water pump 7 communicated with the first water through pipe 5 is arranged on the side wall of the first treatment box 1, and a first valve 6 is arranged at one end, close to the first treatment box 1, of the first water through pipe 5;
the center of the upper side wall of the second treatment box 2 is provided with a feed inlet 10, a corresponding piston is arranged in the feed inlet 10, a uniform stirring device is arranged in the second treatment box 2, and sewage at each position in the second treatment box 2 can be stirred by matching the second motor 14, the second hollow cylinder 31, the second reciprocating screw rod 32, the second moving nut 36, the circular gear 38, the rack 33, the stirring rod 34 and the stirring blade 35, so that the sterilizing and disinfecting drugs and the flocculating agent added in the second treatment box 2 can be fully mixed with the sewage, the treatment effect and the treatment efficiency of the aquaculture sewage are improved, the uniform stirring device comprises the second motor 14 and the second hollow cylinder 31, in the invention, the first motor 8 and the second motor 14 belong to common driving sources, so the working principle of the driving sources is not described in detail, the second motor 14 is fixedly arranged on the outer side wall of the second treatment box 2, the inner end wall of the second hollow cylinder 31 is rotatably connected with a second reciprocating screw rod 32, the output shaft of the second motor 14 penetrates through the side wall of the second processing box 2 inwards to be fixedly connected with the second reciprocating screw rod 32, the connection part of the side wall of the second processing box 2 and the output shaft of the second motor 14 is provided with a matched second bearing, a second moving nut 36 is connected on the second reciprocating screw rod 32 in a threaded manner, a fixed block 39 is fixedly arranged on the side wall of the second moving nut 36, a second connecting rod 37 is connected on the fixed block 39 in a rotating manner, the second connecting rod 37 penetrates through the fixed block 39 upwards to be fixedly connected with a circular gear 38, a rack 33 meshed with the circular gear 38 is arranged in the second hollow cylinder 31, a second strip-shaped opening communicated with the lower side wall of the second hollow cylinder 31 is arranged on the lower side wall of the second hollow cylinder 37, the width of the second strip-shaped opening is smaller than the inner, the stirring rod 34 is provided with a plurality of groups of uniformly distributed stirring blades 35, the plurality of groups of stirring blades 35 are all arranged in a snake shape, the stirring efficiency is high, the stirring blades 35 are made of stainless steel materials, the stirring blades 35 made of stainless steel have strong anti-corrosion capability, the lower side wall of the second treatment box 2 is fixedly provided with a second precipitation port, a corresponding second discharging cover 11 is arranged in the second precipitation port, one end of the second treatment box 2 far away from the first water pipe 5 is fixedly communicated with a second water pipe 12, one end of the second water pipe 12 close to the second treatment box 2 is provided with a second valve 13, one end of the second water pipe 12 far away from the second treatment box 2 is fixedly communicated with a filter cylinder 15, a fine filtering device is arranged in the filter cylinder 15, the fine filtering device comprises a fine filtering net 40, an activated carbon filtering layer 41 and a glass fiber filtering layer 42, and the fine filtering net 40 is arranged close to the second water pipe 12, the glass fiber filter layer 42 is arranged close to the drain pipe 16, the fine filter screen 40 can filter impurity particles in the aquaculture sewage, the activated carbon filter layer 41 has the functions of sterilization, disinfection and odor removal, the glass fiber filter layer 42 can filter fine particles in the sewage, one end of the filter cylinder 15, which is far away from the second water through pipe 12, is fixedly communicated with the drain pipe 16, and the drain pipe 16 is provided with a third valve 18 and a water quality detection device 17, wherein the water quality detection device 17 can be a water quality detector for detecting water quality, which belongs to the mature prior art, the water quality detection device 17 can detect the quality of the discharged sewage, the third valve 18 is opened when the treated sewage meets the discharge standard, and when the discharged sewage does not meet the discharge standard, the fourth valve 20 is opened, the sewage enters the water inlet pipe 3 through the return pipe 19 for secondary treatment again, until the water quality detection device 17 meets the discharge standard, the water quality detection device 17 is positioned between the filter cylinder 15 and the third valve 18, a return pipe 19 is fixedly communicated between the water inlet pipe 3 and the water outlet pipe 16, a second water pump 21 communicated with the return pipe 19 is arranged on the side wall of the second treatment tank 2, a fourth valve 20 is arranged at one end of the return pipe 19 far away from the water inlet pipe 3, and the water inlet pipe 3 is communicated with a water outlet after being precipitated by a sedimentation tank during actual use so as to carry out subsequent treatment on the water inlet pipe 3.
In the invention, sewage after primary precipitation treatment enters a first treatment box 1 through a water inlet pipe 3, under the filtering action of a coarse filter screen 22, large granular substances in the sewage are blocked by the coarse filter screen 22, part of impurities in the sewage passing through the coarse filter screen 22 form precipitates in the first treatment box 1, the sewage enters a second treatment box 2 through a first water pipe 5, a sterilizing disinfectant and a flocculating agent are added into the second treatment box 2 through a feed inlet 10, a second motor 14 is started, the second motor 14 drives a second reciprocating screw rod 32 to rotate, a second moving nut 36 in threaded connection with the second reciprocating screw rod 32 drives a fixed block 39 to move on the second reciprocating screw rod 32, a second connecting rod 37 drives a stirring rod 34 and a stirring blade 35 to fully mix the sewage in the second treatment box 2 with medicines such as the sterilizing disinfectant and the like under the meshing action of a circular gear 38 and a rack 33 while following the fixed block 39 to move, and (3) forming precipitate again, performing disinfection and sterilization treatment on the sewage, and discharging the treated sewage into the filter cylinder 15 through the second water pipe 12 under the filtering action of the fine filter screen 40, the activated carbon filter layer 41 and the glass fiber filter layer 42.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.